CN114474838A

CN114474838A - Automatic production device for dust-free chalk

Info

Publication number: CN114474838A
Application number: CN202210339266.3A
Authority: CN
Inventors: 施梓豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-05-13

Abstract

The invention relates to a production device, in particular to an automatic production device for dust-free chalk. The chalk production device aims to overcome the defects that in the prior art, when chalk is produced, the automation degree is low, workers waste time and labor, and the production efficiency is reduced. The invention provides an automatic production device for dust-free chalk, which comprises a side supporting frame, a supporting plate, a rotating shaft, a chain wheel, a chain, a motor base, a motor, a second bracket, a third bracket, a dryer, a forming mechanism and the like; and two side supporting frames at the same side are fixedly connected with a supporting plate together, and the two supporting plates are symmetrically and rotatably connected with two rotating shafts together. The device can automatically brush oil before feeding, can conveniently discharge the formed chalk through brushing oil, then automatically feed the chalk raw material, and then automatically scrape the raw material into the forming mechanism.

Description

Automatic production device for dust-free chalk

Technical Field

The invention relates to a production device, in particular to an automatic production device for dust-free chalk.

Background

Chalks are widely used in daily life and are generally used for writing on blackboards.

When producing the chalk, need the manual work to place the raw materials that the preparation chalk needs in the container earlier and add water, the instrument that uses the stirring by the manual work carries out manual stirring, then the manual work carries out the brushing oil to handling on the mould, handle through the brushing oil and can prevent that the shaping chalk from can gluing on the mould, then pour the liquid that the stirring was accomplished into on the mould, then manual use instrument scrapes liquid into moulding on the mould downthehole, wait to open the mould by the manual work after the fixed shaping of chalk, then manually take out the fashioned chalk in the mould.

Aiming at the defects that in the prior art, the automation degree is low when the chalk is produced, so that workers waste time and labor and the production efficiency is reduced, the invention provides the automatic dustless chalk production device which can automatically brush oil, automatically feed and automatically scrape and can rapidly feed.

Disclosure of Invention

In order to overcome among the prior art degree of automation when producing the chalk lower, lead to the workman to waste time and energy and lead to the shortcoming that production efficiency reduces, technical problem: the automatic production device for the dustless chalk is capable of automatically brushing oil, automatically feeding, automatically scraping and rapidly discharging.

The technical scheme is as follows: an automatic production device for dustless chalk comprises side supporting frames, supporting plates, rotating shafts, chain wheels, chains, a motor base, a power motor, a second support, a third support, a dryer, forming mechanisms, a feeding mechanism and a scraping mechanism, wherein the two side supporting frames on the same side are fixedly connected with one supporting plate together, the two supporting plates are connected with two rotating shafts in a symmetrical and common rotating mode, the two rotating shafts are symmetrically and fixedly connected with four chain wheels, the two chain wheels on the same side are wound with one chain together, the rear side of the chain is provided with the motor base, the motor base is provided with the power motor, the rotating shaft of the power motor is connected with the rotating shaft on the left side, the two supporting plates are symmetrically and fixedly connected with two second supports, the two side supporting frames on the right side are symmetrically and fixedly connected with two third supports, the two second supports and the two third supports are jointly provided with the dryer, and a plurality of forming mechanisms are connected in an annular array on the chain, the molding mechanism molds the chalk raw material, the two side supporting frames on the left side are connected with the feeding mechanism together, the feeding mechanism automatically injects the liquid raw material into the molding mechanism, the feeding mechanism is connected with the scraping mechanism, and the scraping mechanism scrapes the liquid raw material on the molding mechanism; the forming mechanism comprises connecting plates, rotating wheels, annular guide rails, connecting columns, a base, a material pushing straight rod, connecting lugs, connecting rods, a trigger plate, a first spring and a shaping seat, wherein a plurality of connecting plates are connected to two chains in an annular array manner, four rotating wheels are rotatably connected to each connecting plate, two annular guide rails are symmetrically mounted on two supporting plates, the rotating wheels on the connecting plates are connected with the annular guide rails on the same side, the connecting plates on the two chains are symmetrically and fixedly connected with the connecting columns, the connecting columns on the two sides are fixedly connected with the base together, the material pushing straight rod is arranged on the base in an array manner, four connecting lugs are symmetrically and fixedly connected to the base, the connecting lugs are fixedly connected to the connecting lugs, the trigger plates are fixedly connected to the tops of the two connecting rods on the right side of the connecting rods, the first springs are sleeved on the connecting rods, the shaping seats are connected to the four connecting rods in a sliding manner together, and feeding holes are formed in the array on the shaping seat, and each feeding hole is matched with one pushing straight rod.

Preferably, the feeding mechanism comprises support rods, a feeding support, an annular frame, a stirrer, a first support, a liquid storage hopper, first guide rods, a triggering block, a fourth spring, a feeding support rod, a third contact rod, a baffle plate, a feeding tension spring, a fourth contact rod, a first electric push rod and a blocking plate, wherein the two support rods are symmetrically and fixedly connected to the two lateral support frames on the left side, the feeding support frames are symmetrically and fixedly connected to the two support rods, the annular frame is fixedly connected to the feeding support frames, the stirrer is mounted on the annular frame, the two first support frames are symmetrically and fixedly connected to the feeding support frames, the liquid storage hopper is mounted on the two first support frames, the two first guide rods are symmetrically and slidably connected to the two first support frames, the two triggering blocks are symmetrically and fixedly connected to the two first guide rods, the fourth springs are sleeved on the two first guide rods, the two feeding support rods are symmetrically and fixedly connected to the two triggering blocks, the rigid coupling of symmetry has two third feelers on two material loading branches, the third feeler lever all cooperates with the trigger plate of homonymy, the sliding connection of liquid storage hopper downside symmetry has two striker plates, the symmetry is connected with six material loading extension springs between two striker plates and the liquid storage hopper, the rigid coupling of symmetry has four fourth feelers on two striker plates, two fourth feelers of homonymy cooperate with the trigger block of homonymy, install first electric putter on the first support of front side, install the closure plate on the first electric putter, the closure plate is connected with the mixer.

Preferably, the scraping mechanism comprises a fixed straight plate, second guide rods, a buffer plate, a fifth spring, a first contact plate, a second electric push rod, a scraping support, third guide rods, a scraping plate and a sixth spring, the fixed straight plate is fixedly connected to the two support rods, the two second guide rods are symmetrically and slidably connected to the fixed straight plate, the buffer plate is fixedly connected to the two second guide rods, the fifth spring is sleeved on the two second guide rods, the two first contact plates are symmetrically and fixedly connected to the buffer plate, the second electric push rod is installed on the buffer plate, the scraping support is installed on the second electric push rod, the two third guide rods are symmetrically and slidably connected to the scraping support, the scraping plate is installed on the two third guide rods, and the sixth spring is sleeved on the two third guide rods.

Preferably, the automatic oil storage device further comprises an oil brushing mechanism, wherein the oil brushing mechanism comprises a lower support, a lower guide rod, a second spring, an oil storage shell, a first contact rod, an upper support, a middle support, an upper guide rod, a third spring, an oil brushing plate, a brush and a second contact rod, the lower support is fixedly connected to the two support plates together, the lower support is connected to the lower support in a sliding mode, the second spring is sleeved on the lower guide rod, the oil storage shell is installed at the top end of the lower guide rod, the two first contact rods are fixedly connected to two sides of the oil storage shell symmetrically, the first contact rods are matched with the base, the upper support is fixedly connected to the two support rods together, the middle support is fixedly connected to the left side of the upper support, the upper guide rod is connected to the middle support in a sliding mode, the third spring is sleeved on the upper guide rod, the oil brushing plate is installed at the lower end of the upper guide rod, the brush plate is installed with the brush, the two second contact rods are fixedly connected to the shaping base symmetrically.

As preferred, still including unloading mechanism, unloading mechanism is including ejection of compact extension board, receipts workbin, ejection of compact support and ejection of compact wheel, and common rigid coupling has ejection of compact extension board on two collateral branch strut on right side, and sliding connection has the receipts workbin on the ejection of compact extension board, and two ejection of compact supports are installed to the symmetry on the ejection of compact extension board, and the rotation of symmetry is connected with two ejection of compact wheels on two ejection of compact supports, and two ejection of compact wheels all cooperate with moulding seat.

Preferably, the material scraping device further comprises a vibration mechanism, the vibration mechanism comprises a rack, a gear and a vibration block, the two racks are symmetrically installed on the material scraping support, the two gears are symmetrically connected to the shaping seat in a rotating mode, the two vibration blocks are symmetrically connected to the shaping seat in a rotating mode, and the two vibration blocks are coaxial with the gears on the same side.

Preferably, the brush is detachably arranged on the oil brush plate.

The invention has the beneficial effects that:

the device can automatically brush oil before feeding, can conveniently discharge the formed chalk through brushing oil, then automatically feed the chalk raw material, then automatically scrape the raw material into the forming mechanism, can accelerate the forming of the chalk through a dryer, and then rapidly discharge the formed chalk; the molding mechanism can provide a mold for molding the chalk, the chalk raw material can be conveniently fed by matching with the chain, and the structure of the molding mechanism has the function of quick discharging; the oil brushing mechanism can automatically brush oil on the shaping seat, and the oil brushing on the shaping seat can facilitate the blanking of the molded ground chalk, thereby saving the step of manually brushing oil and improving the working efficiency; the chalk raw materials can be quantitatively poured on the shaping seat through the feeding mechanism, so that the step of manual pouring is omitted, and the manual labor of workers is reduced; the chalk raw materials can be automatically scraped into the feeding hole through the scraping mechanism, so that the raw materials can better enter the feeding hole without manual scraping; the molded chalk can be automatically subjected to blanking treatment through the blanking mechanism, and the blanking speed can be higher through the matching of the blanking mechanism and the molding mechanism; can make moulding seat vibrations when scraping the raw materials in to the feed inlet through vibrations mechanism to can make the raw materials enter into the feed inlet better, and prevent to have the hollow condition between the raw materials.

Drawings

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

Fig. 2 is a schematic view of the position of the lower bracket of the present invention.

Fig. 3 is a schematic structural diagram of the forming mechanism of the present invention.

Fig. 4 is a exploded view of the connection of the shaping base of the present invention.

FIG. 5 is a schematic view showing the positional relationship between the oil storage case and the brush according to the present invention.

Fig. 6 is a schematic view of the position of the feeding mechanism of the present invention.

Fig. 7 is a exploded view of the striker plate connection of the present invention.

Fig. 8 is an enlarged schematic view of the invention at a.

Fig. 9 is a schematic structural view of the scraping support of the present invention.

Fig. 10 is a schematic position diagram of the blanking mechanism of the present invention.

Fig. 11 is a schematic structural view of the discharging wheel of the invention.

Description of reference numerals: 1_ side support frame, 101_ support plate, 102_ rotation shaft, 103_ sprocket, 104_ chain, 105_ motor seat, 106_ power motor, 2_ engagement plate, 201_ rotation wheel, 202_ annular guide rail, 203_ engagement post, 204_ base, 205_ pushing straight rod, 206_ engagement ear, 207_ engagement rod, 2071_ trigger plate, 208_ first spring, 209_ shaping seat, 210_ feed hole, 3_ lower bracket, 301_ lower guide rod, 302_ second spring, 303_ oil reservoir, 304_ first contact rod, 305_ support rod, 306_ upper bracket, 3061_ middle bracket, 307_ upper guide rod, 308_ third spring, 309_ oil brush plate, 310_ brush, 311_ second contact rod, 4_ feeding bracket, 401_ annular bracket, 402_ mixer, 402_ first bracket, 404_ liquid reservoir, 405_ first guide rod, 406_ trigger block, 407_ fourth spring, 408_ upper contact rod, 409_ third contact rod, 410_ striker plate, 4101_ feeding tension spring, 411_ fourth feeler lever, 412_ first electric push rod, 413_ blocking plate, 5_ fixed straight plate, 501_ second guide rod, 502_ buffer plate, 503_ fifth spring, 504_ first feeler plate, 505_ second electric push rod, 506_ scraping support, 507_ third guide rod, 508_ scraping plate, 509_ sixth spring, 6_ rack, 601_ gear, 602_ vibration block, 7_ second support, 701_ third support, 702_ dryer, 8_ discharging support plate, 801_ receiving box, 802_ discharging support and 803_ discharging wheel.

Detailed Description

Embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Example 1

An automatic production device for dustless chalk, as shown in fig. 1-11, comprises side supporting frames 1, supporting plates 101, rotating shafts 102, chain wheels 103, chains 104, motor bases 105, power motors 106, a second support 7, a third support 701, a dryer 702, a forming mechanism, an oil brushing mechanism, a feeding mechanism, a scraping mechanism and a discharging mechanism, the device is symmetrically provided with four side supporting frames 1, two side supporting frames 1 on the same side are fixedly connected with one supporting plate 101 together, the supporting plates 101 play a supporting role, two rotating shafts 102 are rotatably connected on the two supporting plates 101 together symmetrically, four chain wheels 103 are fixedly connected on the two rotating shafts 102 symmetrically, one chain 104 is wound on the two chain wheels 103 on the same side together, the rotating shafts 102 can drive the chains 104 through the chain wheels 103, the rear sides of the chains 104 are provided with the motor bases 105, the motor bases 105 are provided with the power motors 106, the rotating shaft of the power motor 106 is connected with the rotating shaft 102 on the left side, the rotating shaft 102 on the left side can be driven to rotate by the power motor 106, two second brackets 7 are symmetrically and fixedly connected to the two supporting plates 101, two third brackets 701 are symmetrically and fixedly connected to the two side supporting frames 1 on the right side, the third brackets 701 are L-shaped, the two second brackets 7 and the two third brackets 701 are jointly provided with a drying machine 702, the drying machine 702 is the existing equipment, a plurality of forming mechanisms are connected to the chain 104 in an annular array and used for shaping chalk materials, the two supporting plates 101 are jointly connected with an oil brushing mechanism which is used for brushing oil on the forming mechanisms, the two side supporting frames 1 on the left side are jointly connected with a feeding mechanism which automatically injects liquid raw materials into the forming mechanisms, the feeding mechanism is connected with a scraping mechanism which scrapes the liquid raw materials on the forming mechanisms, two side supporting frames 1 on the rear side are connected with a discharging mechanism together, and the discharging mechanism automatically discharges the formed chalk in the forming mechanism.

When the forming mechanism moves to the lower part of the feeding mechanism, the power motor 106 is stopped, the forming mechanism triggers the feeding mechanism to feed, the feeding mechanism pours the liquid raw material for making chalk on the forming mechanism, then the scraping mechanism is started, the scraping mechanism scrapes the liquid raw material on the forming mechanism, so that the raw material can better enter the forming mechanism, then the power motor 106 is started again, and then the forming mechanism continues to move to the right under the driving of the chain 104, when the forming mechanism passes through the dryer 702, the dryer 702 dries the liquid raw material in the forming mechanism, so that the forming of the chalk is accelerated, then the chain 104 drives the forming mechanism to move downwards, when the forming mechanism is in contact with the discharging mechanism and is conveyed leftwards, the discharging mechanism can drive the forming mechanism to push out the formed chalk, so that the discharging is completed, and then the forming mechanism is continuously conveyed under the driving of the chain 104, so that the circular operation is performed; the device can automatically brush oil before feeding, can conveniently discharge the formed chalk through brushing oil, then automatically feed the chalk raw material, then automatically scrape the raw material into a forming mechanism, can accelerate the forming of the chalk through the dryer 702, and then rapidly discharge the formed chalk.

Example 2

On the basis of embodiment 1, as shown in fig. 2 to 4, the forming mechanism includes a connection plate 2, a rotation wheel 201, a circular guide rail 202, connection columns 203, a base 204, a pushing straight rod 205, connection ears 206, connection rods 207, a trigger plate 2071, a first spring 208 and a shaping seat 209, a plurality of connection plates 2 are connected to two chains 104 in a circular array, the connection plates 2 on the two chains 104 are symmetrically arranged, four rotation wheels 201 are rotatably connected to each connection plate 2, two circular guide rails 202 are symmetrically installed on two support plates 101, the rotation wheels 201 on the connection plates 2 are connected to the same circular guide rails 202, the circular guide rails 202 support the connection plates 2 through the rotation wheels 201, the connection columns 203 are symmetrically and fixedly connected to the connection columns 2 on the two chains 104, the connection columns 203 are cylindrical, the base 204 is fixedly connected to the connection columns 203 on both sides, the frame of the front side and the rear side of the base 204 is in a right trapezoid shape, the bevel edge is positioned on the right side, the pushing straight rods 205 are arranged on the base 204 in an array manner, four connecting lugs 206 are symmetrically and fixedly connected to the base 204, the connecting lugs 206 play a connecting role, connecting rods 207 are fixedly connected to the connecting lugs 206, each connecting rod 207 comprises a long and thin cylinder and a thick and short cylinder, a trigger plate 2071 is fixedly connected to the tops of the two connecting rods 207 on the right side, the trigger plate 2071 is a semicircular plate, a first spring 208 is sleeved on each connecting rod 207, a shaping seat 209 is jointly and slidably connected to the four connecting rods 207, the frame of the front side and the frame of the rear side of the shaping seat 209 are in a right trapezoid shape, the bevel edge is positioned on the right side, the frame of the left side of the shaping seat 209 is higher than the inner bottom surface, so that liquid can be prevented from flowing out from the left side far away, the first spring 208 provides upward movement force for the shaping seat 209, the feeding holes 210 are formed in an array manner on the shaping seat 209, each feeding hole 210 is matched with one pushing straight rod 205, the inner shape of each feeding hole 210 is equal to that of each pushing straight rod 205, and each pushing straight rod 205 can enter the feeding hole 210.

When the chain 104 is conveyed rightwards, the chain 104 drives the base 204 to move rightwards through the connecting plate 2 and the connecting columns 203, the rotating wheel 201 rolls on the annular guide rail 202, the annular guide rail 202 can play a supporting role for the base 204, the base 204 can drive the shaping seat 209 to move rightwards synchronously when moving rightwards, the base 204 and the shaping seat 209 can trigger the oil brushing mechanism in the process of moving rightwards, the oil brushing mechanism can brush oil to the upper surface of the shaping seat 209 and can flow into the feeding hole 210, so that formed chalk is prevented from being adhered to the feeding hole 210 and is convenient to take out the formed chalk from the feeding hole 210, when the shaping seat 209 moves to the lower side of the feeding mechanism, the power motor 106 is stopped at the moment, the trigger plate 2071 can trigger the feeding mechanism to feed the shaping seat 209, liquid raw materials can enter the feeding hole 210 on the shaping seat 209, the connecting columns 203 can seal the bottom of the feeding hole 210, so that the liquid raw material is positioned in the feeding hole 210 until the chalk is molded, then the scraping mechanism is started, the scraping mechanism scrapes the raw material on the surface of the shaping seat 209 into the feeding hole 210, then the power motor 106 is started, the base 204 and the shaping seat 209 continue to move rightwards and enter the dryer 702, the dryer 702 accelerates the molding of the chalk, the base 204 passes through the dryer 702 and then starts to rotate downwards under the driving of the chain 104, when the base 204 and the shaping seat 209 move to the lower side of the chain 104, the shaping seat 209 can trigger the blanking mechanism, the blanking mechanism can extrude the shaping seat 209 upwards, the shaping seat 209 can slide upwards on the connecting rod 207, so that the straight rod 208 is compressed, the pushing material 205 starts to enter the feeding hole 210, so that the molded chalk is pushed out of the feeding hole 210, so that the blanking is completed, and when the shaping seat 209 continues to move away from the contact with the blanking mechanism, at this time, the shaping seat 209 slides downwards to reset under the pushing of the first spring 208, and then performs a cycle operation under the driving of the chain 104; the molding mechanism can provide a mold for molding chalk, the chalk raw material can be conveniently fed through the matching with the chain 104, and the structure of the molding mechanism has the function of quick discharging.

Example 3

On the basis of embodiment 2, as shown in fig. 2, 5 and 6, the oil brushing mechanism includes a lower bracket 3, a lower guide rod 301, a second spring 302, an oil storage shell 303, a first contact rod 304, a support rod 305, an upper bracket 306, a middle bracket 3061, an upper guide rod 307, a third spring 308, an oil brushing plate 309, a brush 310 and a second contact rod 311, the two support plates 101 are fixedly connected with the lower bracket 3, the lower bracket 3 is connected with the lower guide rod 301 in a sliding manner, the lower guide rod 301 can slide vertically on the lower bracket 3, the lower guide rod 301 is sleeved with the second spring 302, the lower guide rod 301 can compress the second spring 302 when sliding downwards, the top end of the lower guide rod 301 is provided with the oil storage shell 303 for storing oil for facilitating the demolding of chalk, two first contact rods 304 are fixedly connected symmetrically on two sides of the oil storage shell 303, the first contact rod 304 is a cylinder, the first contact rod 304 is matched with the base 204, two support rods 305 are fixedly connected symmetrically on two side supports 1 on the left side, an upper bracket 306 is fixedly connected to the two support rods 305 together, the upper bracket 306 plays a supporting role, a middle bracket 3061 is fixedly connected to the left side of the upper bracket 306, an upper guide rod 307 is slidably connected to the middle bracket 3061, the upper guide rod 307 can vertically slide on the middle bracket 3061, a third spring 308 is sleeved on the upper guide rod 307, the third spring 308 is compressed when the upper guide rod 307 slides upwards, an oil brush plate 309 is installed at the lower end of the upper guide rod 307, a brush 310 is installed on the oil brush plate 309, two second contact rods 311 are symmetrically and fixedly connected to the oil brush plate 309, the second contact rods 311 are cylinders, and the second contact rods 311 are matched with the shaping seat 209.

The front and rear side frames contact with the two second contact rods 311 in the process that the shaping base 209 moves rightwards, the front and rear side frames contact with the two first contact rods 304 in the process that the base 204 moves rightwards, the brush 310, the oil brush plate 309 and the upper guide rod 307 move upwards through the two second contact rods 311, the upper guide rod 307 moves upwards to compress the third spring 308, the oil storage shell 303 and the lower guide rod 301 move downwards through the two first contact rods 304, the lower guide rod 301 moves downwards to compress the second spring 302, the second contact rod 311 slides on the front and rear side frames of the shaping base 209, the first contact rod 304 slides on the front and rear side frames of the base 204, bristles of the brush 310 contact with the inner surface of the shaping base 209 to brush oil on the inner surface of the shaping base 209, so that oil can enter the feeding hole 210, so that demolding after chalk shaping is facilitated, the oil storage shell 303 moves downwards to the lower side of the base 204, the oil reservoir 303 does not block the base 204 from moving to the right; when the shaping base 209 is separated from the second contact bar 311, the third spring 308 pushes the upper guide rod 307 to move downwards, so as to drive the oil brushing plate 309 and the brush 310 to move downwards, meanwhile, the base 204 is separated from the contact with the first contact bar 304, so that the second spring 302 pushes the lower guide rod 301 to move upwards and reset, the lower guide rod 301 moves upwards to drive the oil storage shell 303 to move upwards, and the brush 310 is dipped into the oil storage shell 303, so as to brush oil on the shaping base 209 next time; can carry out the brushing oil through brushing oil mechanism automatically to moulding seat 209 and handle, can be convenient for carry out the unloading to shaping ground chalk to brushing oil on moulding seat 209, saved the step of artifical brushing oil, improved work efficiency.

As shown in fig. 6-8, the feeding mechanism includes a feeding support 4, an annular frame 401, a stirrer 402, a first support 403, a liquid storage bucket 404, a first guide rod 405, a trigger block 406, a fourth spring 407, a feeding support rod 408, a third feeler lever 409, a striker plate 410, a feeding tension spring 4101, a fourth feeler lever 411, a first electric push rod 412 and a blocking plate 413, the two support rods 305 are symmetrically and fixedly connected with the feeding support 4, the feeding support 4 is in a convex shape, the feeding support 4 is jointly and fixedly connected with the annular frame 401, the annular frame 401 is in a ring shape, the stirrer 402 is mounted on the annular frame 401, the stirrer 402 is in the prior art, the feeding support 4 is symmetrically and fixedly connected with the two first supports 403, the two first supports 403 are jointly mounted with the liquid storage bucket 404, the liquid storage bucket 404 is in a funnel shape with a large opening on the upper side and a small opening, the two first guide rods 405 are symmetrically and slidably connected to the two first supports 403, the first guide rod 405 is cylindrical, two trigger blocks 406 are symmetrically and fixedly connected to the two first guide rods 405, two symmetrical right-angled triangles are arranged on two sides of each trigger block 406, the middle part of each trigger block is cuboid, a fourth spring 407 is sleeved on each first guide rod 405, each trigger block 406 moves upwards to compress the corresponding fourth spring 407, two feeding support rods 408 are symmetrically and fixedly connected to the two trigger blocks 406, two third contact rods 409 are symmetrically and fixedly connected to the two feeding support rods 408, each third contact rod 409 is cylindrical, each third contact rod 409 is matched with the trigger plate 2071 on the same side, two baffle plates 410 are symmetrically and slidably connected to the lower side of the liquid storage hopper 404, when the two baffle plates 410 are closed, a discharge port of the liquid storage hopper 404 can be blocked, six feeding tension springs 4101 are symmetrically connected between the two baffle plates 410 and the liquid storage hopper 404, when the two baffle plates 410 slide in the directions far away from each other, the two striker plates 410 are symmetrically and fixedly connected with four fourth contact rods 411, the two fourth contact rods 411 on the same side are matched with the trigger block 406 on the same side, the first support 403 on the front side is provided with a first electric push rod 412, the first electric push rod 412 is provided with a plugging plate 413, the plugging plate 413 is connected with the stirring machine 402, and the discharge hole of the stirring machine 402 can be plugged by the plugging plate 413.

Before working, raw materials for making chalk are manually led into the stirrer 402 and added with water, then the stirrer 402 is started to stir the raw materials, when the shaping base 209 does not move to the lower side of the stirrer 402, the first electric push rod 412 is controlled to contract, the first electric push rod 412 drives the blocking plate 413 to no longer block a discharge hole of the stirrer 402, so that the stirred and formed raw materials can enter the liquid storage hopper 404, when the raw materials in the liquid storage hopper 404 reach the accommodating capacity of the feeding hole 210 on the shaping base 209, the first electric push rod 412 is controlled to extend out, the blocking plate 413 is continuously blocked at the discharge hole of the stirrer 402, the two trigger plates 2071 are driven to move rightwards in the rightward movement process of the shaping base 209, the two trigger plates 2071 are in contact with the two third touch rods 409 in the rightward movement process, the third touch rods start to move upwards along the top curved surface of the trigger plates 2071, so as to drive the feeding support rods 408 to move upwards, thereby driving the first guide rod 405 and the trigger block 406 to move upwards and compressing the fourth spring 407, when the trigger block 406 moves upwards, the two material blocking plates 410 are spread towards both sides, when the two material blocking plates 410 are spread towards both sides, the feeding tension spring 4101 is stretched, when the two material blocking plates 410 are spread towards both sides, the raw material flows out from the liquid storage hopper 404 and enters the shaping seat 209, when the third contact rod 409 moves to the top end of the trigger plate 2071, the power motor 106 is stopped at this time, the base 204 and the shaping seat 209 stop moving, then the scraping mechanism is started to scrape the raw material on the shaping seat 209 into the feeding hole 210, then the power motor 106 is started again, thereby driving the shaping seat 209 to move continuously rightwards, thereby driving the trigger plate 2071 to move rightwards, the third contact rod 409 slides downwards on the top curved surface of the trigger plate 2071, when the third contact rod 409 moves downwards, the fourth spring 407 pushes the trigger block 406 and the feeding support rod 408 to move downwards to reset, the feeding tension spring 4101 can pull the striker plates 410 on the two sides to close, and the striker plates 410 can continue to block the discharge hole of the liquid storage hopper 404; the chalk raw materials can be quantitatively poured onto the shaping seat 209 through the feeding mechanism, so that the step of manual pouring is omitted, and the manual labor of workers is reduced.

As shown in fig. 6 and fig. 9, the scraping mechanism includes a fixed straight plate 5, a second guide rod 501, a buffer plate 502, a fifth spring 503, a first touch plate 504, a second electric push rod 505, a scraping support 506, a third guide rod 507, a scraping plate 508 and a sixth spring 509, the fixed straight plate 5 is fixedly connected to two support rods 305, the two second guide rods 501 are symmetrically and slidably connected to the fixed straight plate 5, the buffer plate 502 is fixedly connected to the two second guide rods 501, the buffer plate 502 is in a cross shape, the fifth spring 503 is sleeved on each of the two second guide rods 501, the fifth spring 503 is compressed when the buffer plate 502 moves upward, the two first touch plates 504 are symmetrically and fixedly connected to the buffer plate 502, the first touch plate 504 is in a semicircular plate shape with a downward arc surface, the second electric push rod 505 is mounted on the buffer plate 502, the scraping support 506 is mounted on the second electric push rod 505, the two third guide rods 507 are slidably connected to the scraping support 506, the two third guide rods 507 are commonly provided with a scraper plate 508, the two third guide rods 507 are sleeved with sixth springs 509, and the scraper plate 508 compresses the sixth springs 509 when moving upwards.

When the feeding mechanism feeds materials to the shaping seat 209, at this time, the power motor 106 stops, at this time, the scraping plate 508 is located on the front side of the shaping seat 209 and contacts with the inner bottom surface of the shaping seat 209, the second electric push rod 505 is controlled to extend out, the second electric push rod 505 drives the scraping bracket 506 to move leftward, so that the scraping plate 508 is driven to move leftward by the third guide rod 507, when the scraping plate 508 moves leftward, the liquid raw materials on the shaping seat 209 are scraped into the feeding hole 210, when the scraping plate 508 moves to the left side of the shaping seat 209, the second electric push rod 505 is controlled to contract, so that the second electric push rod 505 is driven to contract, so that the scraping plate 508 is driven by the third guide rod 507 to move rightward to reset, a buffer protection effect can be provided for the scraping plate 508 and the shaping seat 209 by the sixth spring in the moving process of the scraping plate 508, when the second electric push rod 505 finishes resetting, the power motor 106 continues to be started, the base 204 and the shaping seat 209 are driven to move rightwards continuously, the shaping seat 209 can be contacted with the two first contact plates 504 when moving rightwards, so that the two first contact plates 504 move upwards, the buffer plate 502 is driven to move upwards, the fifth spring 503 is compressed, the second electric push rod 505 is driven to move upwards, the scraper plate 508 is driven to move upwards, the phenomenon that the scraper plate 508 blocks the shaping seat 209 to move rightwards is avoided, when the shaping seat 209 moves rightwards to be separated from the contact with the first contact plates 504, the fifth spring 503 can push the buffer plate 502 to move downwards for resetting, the second electric push rod 505 is driven to move downwards, and the scraper support 506 and the scraper plate 508 are driven to move downwards for resetting; the chalk raw materials can be automatically scraped into the feeding hole 210 through the scraping mechanism, so that the raw materials can better enter the feeding hole 210, and manual scraping is not needed.

As shown in fig. 10 and 11, the blanking mechanism includes a discharging support plate 8, a material receiving box 801, a discharging support 802 and a discharging wheel 803, the discharging support plate 8 is fixedly connected to two side support frames 1 on the right side together, the discharging support plate 8 plays a supporting role, the material receiving box 801 is connected to the discharging support plate 8 in a sliding manner, the material receiving box 801 is detachable, two discharging support plates 802 are symmetrically installed on the discharging support plate 8, two discharging wheels 803 are connected to the two discharging support plates 802 in a rotating manner, an annular groove is formed in the discharging wheel 803, and the two discharging wheels 803 are matched with the shaping seat 209.

When the base 204 and the shaping seat 209 rotate to the lower side along with the chain 104, the base 204 and the shaping seat 209 are conveyed leftwards, the front and rear side frames enter the grooves in the discharging wheel 803 when the shaping seat 209 moves leftwards, so that the shaping seat 209 is extruded upwards by the discharging wheel 803, the first spring 208 is compressed when the shaping seat 209 moves upwards, the material pushing straight rod 205 enters the material inlet 210 when the shaping seat 209 moves upwards, so that chalk formed in the material inlet 210 is pushed out, and the formed chalk falls into the material receiving box 801 after being pushed out, so that blanking is completed; when the shaping seat 209 is out of contact with the discharging wheel 803, the first spring 208 pushes the shaping seat 209 to reset downwards, so that the material pushing straight rod 205 is withdrawn from the feeding hole 210 and reset is completed; the discharging mechanism can automatically perform discharging treatment on the formed chalk, and the discharging mechanism is matched with the forming mechanism to enable the discharging speed to be higher.

As shown in fig. 3 and 9, the material scraping device further comprises a vibration mechanism, the vibration mechanism comprises a rack 6, a gear 601 and a vibration block 602, two racks 6 are symmetrically installed on the material scraping support 506, two gears 601 are symmetrically and rotatably connected to the shaping base 209, two vibration blocks 602 are symmetrically and rotatably connected to the shaping base 209, the rotation center of the vibration block 602 is an eccentric position, and the two vibration blocks 602 are coaxial with the gear 601 on the same side.

The scraping support 506 drives the two racks 6 to move leftwards when moving leftwards, the two racks 6 are meshed with the two gears 601 on the shaping seat 209 when moving leftwards, so that the gears 601 are driven to rotate, the vibration block 602 is driven to rotate, the shaping seat 209 can be driven to shake when the vibration block 602 rotates, and therefore raw materials can better enter the feeding hole 210; the shaping seat 209 can be vibrated when the raw materials are scraped into the feeding hole 210 through the vibrating mechanism, so that the raw materials can better enter the feeding hole 210, and the hollow condition among the raw materials is prevented.

As shown in fig. 5, the brush 310 is detachably mounted on the brush plate 309.

The brush 310 has the brush hair to drop after the live time is too long to can influence the effect of brushing oil, brush 310 is connected on brush board 309 through the nut, when brush 310 need be changed, the manual work is twisted out the nut, then is changed new brush 310, then screws up the nut again, thereby prevents to lead to influencing the effect of brushing oil because the brush hair drops.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An automatic production device for dustless chalk is characterized by comprising side supporting frames (1), supporting plates (101), rotating shafts (102), chain wheels (103), chains (104), a motor base (105), a power motor (106), a second support (7), a third support (701), a dryer (702), a forming mechanism, a feeding mechanism and a scraping mechanism, wherein the two side supporting frames (1) on the same side are fixedly connected with one supporting plate (101) together, the two supporting plates (101) are symmetrically and rotatably connected with the two rotating shafts (102) together, the two rotating shafts (102) are symmetrically and fixedly connected with four chain wheels (103), the two chain wheels (103) on the same side are wound with one chain (104) together, the rear side of the chain (104) is provided with the motor base (105), the power motor (106) is arranged on the motor base (105), and the rotating shaft of the power motor (106) is connected with the left rotating shaft (102), two second supports (7) are symmetrically and fixedly connected to the two supporting plates (101), two third supports (701) are symmetrically and fixedly connected to the two side supporting frames (1) on the right side, a dryer (702) is jointly installed on the two second supports (7) and the two third supports (701), a plurality of forming mechanisms are connected to the chain (104) in an annular array mode, the forming mechanisms are used for shaping chalk raw materials, a feeding mechanism is jointly connected to the two side supporting frames (1) on the left side, the feeding mechanism automatically injects liquid raw materials into the forming mechanisms, a scraping mechanism is connected to the feeding mechanism, and the scraping mechanism is used for scraping the liquid raw materials on the forming mechanisms;

the forming mechanism comprises connecting plates (2), rotating wheels (201), annular guide rails (202), connecting columns (203), bases (204), pushing straight rods (205), connecting lugs (206), connecting rods (207), trigger plates (2071), first springs (208) and shaping seats (209), wherein a plurality of connecting plates (2) are connected on two chains (104) in an annular array manner, four rotating wheels (201) are rotatably connected on each connecting plate (2), two annular guide rails (202) are symmetrically arranged on two support plates (101), the rotating wheels (201) on the connecting plates (2) are connected with the annular guide rails (202) on the same side, the connecting plates (2) on the two chains (104) are symmetrically and fixedly connected with the connecting columns (203), the connecting columns (203) on two sides are fixedly connected with the bases (204) together, the pushing straight rods (205) are arranged on the bases (204) in an array manner, the symmetrical rigid coupling has four to link up ear (206) on base (204), link up and all have link pole (207) on ear (206), two link pole (207) tops on right side all the rigid coupling have trigger plate (2071), link up and all overlap on pole (207) and have first spring (208), common sliding connection has moulding seat (209) on four link poles (207), feeding hole (210) have been seted up of array on moulding seat (209), and every feeding hole (210) all push away material straight-bar (205) cooperation with one.

2. The automatic dustless chalk production device according to claim 1, wherein the feeding mechanism comprises a support rod (305), a feeding support (4), an annular frame (401), a stirrer (402), a first support (403), a liquid storage hopper (404), a first guide rod (405), a trigger block (406), a fourth spring (407), a feeding support rod (408), a third contact rod (409), a material baffle plate (410), a feeding tension spring (4101), a fourth contact rod (411), a first electric push rod (412) and a blocking plate (413), two support rods (305) are symmetrically and fixedly connected to two side support frames (1) on the left side, the feeding support (4) is symmetrically and fixedly connected to the two support rods (305), the annular frame (401) is fixedly connected to the feeding support (4) together, the stirrer (402) is mounted to the annular frame (401), two first supports (403) are symmetrically and fixedly connected to the feeding support (4), the liquid storage hopper (404) is commonly installed on the two first brackets (403), the two first guide rods (405) are symmetrically and slidably connected to the two first brackets (403), the two first guide rods (405) are symmetrically and fixedly connected with the two trigger blocks (406), the two first guide rods (405) are sleeved with fourth springs (407), the two trigger blocks (406) are symmetrically and fixedly connected with the two feeding support rods (408), the two feeding support rods (408) are symmetrically and fixedly connected with the two third contact rods (409), the third contact rods (409) are matched with the trigger plates (2071) on the same side, the lower side of the liquid storage hopper (404) is symmetrically and slidably connected with the two baffle plates (410), the two baffle plates (410) and the liquid storage hopper (404) are symmetrically connected with the six feeding tension springs (4101), the two baffle plates (410) are symmetrically and fixedly connected with the four fourth contact rods (411), the two fourth contact rods (411) on the same side are matched with the trigger blocks (406) on the same side, a first electric push rod (412) is installed on a first support (403) on the front side, a plugging plate (413) is installed on the first electric push rod (412), and the plugging plate (413) is connected with the stirring machine (402).

3. The automatic dustless chalk production device according to claim 2, wherein the scraping mechanism comprises a fixed straight plate (5), a second guide rod (501), a buffer plate (502), a fifth spring (503), a first touch plate (504), a second electric push rod (505), a scraping support (506), a third guide rod (507), a scraping plate (508) and a sixth spring (509), the fixed straight plate (5) is fixedly connected to two support rods (305) together, the fixed straight plate (5) is symmetrically and slidably connected to two second guide rods (501), the buffer plate (502) is fixedly connected to two second guide rods (501) together, the fifth spring (503) is sleeved on each of the two second guide rods (501), the two first touch plates (504) are symmetrically and fixedly connected to the fixed straight plate (5), the second electric push rod (505) is installed on the buffer plate (502), the scraping support (506) is installed on the second electric push rod (505), the scraping support (506) is symmetrically connected with two third guide rods (507) in a sliding mode, the two third guide rods (507) are jointly provided with a scraping plate (508), and the two third guide rods (507) are sleeved with sixth springs (509).

4. The automatic dustless chalk production device according to claim 3, characterized in that the device further comprises an oil brushing mechanism, the oil brushing mechanism comprises a lower bracket (3), a lower guide rod (301), a second spring (302), an oil storage shell (303), a first contact rod (304), an upper bracket (306), a middle bracket (3061), an upper guide rod (307), a third spring (308), an oil brush plate (309), a brush (310) and a second contact rod (311), the two support plates (101) are fixedly connected with the lower bracket (3), the lower bracket (3) is slidably connected with the lower guide rod (301), the second spring (302) is sleeved on the lower guide rod (301), the oil storage shell (303) is installed at the top end of the lower guide rod (301), the two first contact rods (304) are symmetrically and fixedly connected with the two sides of the oil storage shell (303), the first contact rods (304) are matched with the base (204), the two support rods (305) are fixedly connected with the upper bracket (306), the left side of the upper support (306) is fixedly connected with a middle support (3061), the middle support (3061) is connected with an upper guide rod (307) in a sliding mode, a third spring (308) is sleeved on the upper guide rod (307), an oil brush plate (309) is installed at the lower end of the upper guide rod (307), a brush (310) is installed on the oil brush plate (309), two second contact rods (311) are symmetrically fixedly connected to the oil brush plate (309), and the second contact rods (311) are matched with the shaping seat (209).

5. The automatic dustless chalk production device according to claim 4, characterized in that the device further comprises a blanking mechanism, the blanking mechanism comprises a discharging support plate (8), a material receiving box (801), a discharging support (802) and a discharging wheel (803), the discharging support plate (8) is fixedly connected to the two side support frames (1) on the right side together, the material receiving box (801) is connected to the discharging support plate (8) in a sliding manner, the two discharging support plates (8) are symmetrically provided with the two discharging supports (802), the two discharging wheels (803) are symmetrically connected to the two discharging supports (802) in a rotating manner, and the two discharging wheels (803) are both matched with the shaping seat (209).

6. The automatic dustless chalk production device according to claim 5, characterized in that the device further comprises a vibration mechanism, the vibration mechanism comprises a rack (6), a gear (601) and a vibration block (602), two racks (6) are symmetrically installed on the scraping support (506), two gears (601) are symmetrically and rotatably connected to the shaping base (209), two vibration blocks (602) are symmetrically and rotatably connected to the shaping base (209), and the two vibration blocks (602) are coaxial with the gear (601) on the same side.

7. An automatic dustless chalk producing device as claimed in claim 6, further comprising a brush (310) detachably mounted on the brush plate (309).