CN214636740U

CN214636740U - Even rubbing crusher constructs of formula fertilizer of rolling for fertilizer production

Info

Publication number: CN214636740U
Application number: CN202120528862.7U
Authority: CN
Inventors: 周伟
Original assignee: Daqing Qilong Agricultural Technology Co ltd
Current assignee: Daqing Qilong Agricultural Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-09
Anticipated expiration: 2031-03-12

Abstract

The utility model provides a rolling type uniform fertilizer crushing mechanism for fertilizer production, which comprises a box cover, a rolling box, an ear plate, a mounting bolt, a scraper blade, a rolling roller, a motor, a first discharge port, a second discharge port, a gate valve, a guide cylinder, a foot pad, a discharge net, a supporting and collecting frame structure, a vibrating and screening net structure and a rotatable feeding and conveying rod structure, wherein the box cover is arranged at the upper part of the rolling box; the four corners of the upper end of the grinding box are respectively connected with an ear plate through bolts; the ear plates are respectively connected to four corners of the box cover through mounting bolts. The utility model is provided with the suction fan, the supporting plate, the triangular supporting frame, the L-shaped ventilation barrel, the air outlet net and the collecting box, which is beneficial to collecting dust generated when the crushed fertilizer falls; dustproof housing, vibrating motor, the type of falling T connecting rod, the seat is rotated to the type of falling U, sieves the net, and the setting of spring and supporting seat is favorable to the fertilizer that the vibration screening pulverizes.

Description

Even rubbing crusher constructs of formula fertilizer of rolling for fertilizer production

Technical Field

The utility model belongs to the technical field of fertilizer production equipment, especially, relate to an even rubbing crusher constructs of formula fertilizer is rolled with fertilizer production.

Background

Saline-alkali soil generally has the characteristics of low temperature, thin soil and poor structure, salt contained in the saline-alkali soil influences the normal growth of crops, and most of the alkaline earth and the alkaline soil in China are related to the accumulation of carbonate in the soil, so that the alkalinity is generally high, the saline-alkali soil seriously influences the growth of the crops, and the effective method for improving the saline-alkali soil is to add organic fertilizer and reasonably apply chemical fertilizer; by additionally applying the organic fertilizer, the saline-alkali soil can be improved, the soil fertility can be improved, elements necessary for the growth of crops can be provided, the photosynthesis of the crops can be improved, the yield and the quality of the crops can be improved, and the crop can be enhanced in cold resistance, drought resistance, disease resistance, lodging resistance and other stress resistance performances; in the fertilizer processing production process, need roll the crushing with the fertilizer of great piece for fertilizer granule size is comparatively even.

But the even rubbing crusher of current formula of rolling fertilizer still has the dust of being not convenient for collect, the vibration screening of being not convenient for and the problem of being not convenient for control feeding volume.

Therefore, the invention of the rolling type uniform fertilizer crushing mechanism for fertilizer production is very necessary.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a fertilizer production is with even rubbing crusher of roll formula fertilizer constructs to there is not convenient to collect the dust, the vibration screening of not being convenient for and the problem of not being convenient for control feeding volume in solving current even rubbing crusher of roll formula fertilizer. A rolling type uniform fertilizer crushing mechanism for fertilizer production comprises a box cover, a rolling box, lug plates, mounting bolts, scraping plates, rolling rollers, a motor, a first discharge port, a second discharge port, a gate valve, a guide cylinder, a foot pad, a discharge net, a supporting and collecting frame structure, a vibrating screening net structure and a rotatable feeding conveying rod structure, wherein the box cover is arranged at the upper part of the rolling box; the four corners of the upper end of the grinding box are respectively connected with an ear plate through bolts; the ear plates are respectively connected to four corners of the box cover through mounting bolts; the two oppositely arranged scraping plates are respectively connected to the left side and the right side of the upper side in the grinding box through bolts; the two rolling rollers are respectively connected to the left side and the right side of the upper part of the inner wall of the rear side of the rolling box through rear end bearings, and are respectively connected to the rear ends of the output shafts of the two motors through front end couplers; the two motors are respectively connected to the left side and the right side of the upper part of the front side of the rolling box through rear end bolts; the first discharge port is formed in the middle of the right side of the rolling box; the second discharge port is formed in the lower part of the right side of the rolling box; the two gate valves are arranged, one of the two gate valves is connected to the middle part of the right side of the rolling box through a bolt and is arranged opposite to the first discharge port, and the other gate valve is connected to the lower part of the right side of the rolling box through a bolt and is arranged opposite to the second discharge port; the left ends of the two material guide cylinders are respectively connected to the right sides of the two gate valves through bolts; the foot pads are respectively bolted at the four corners of the lower part of the rolling box; the discharging net is connected with the inside of an air outlet formed in the lower part of the left side of the rolling box through bolts; the support collecting frame structure is connected with the rolling box; the vibrating screening net structure is connected with a rolling box; the rotatable feeding conveying rod structure is connected with the box cover; the supporting and collecting frame structure comprises a suction fan, a supporting plate, a triangular supporting frame, an L-shaped ventilating duct, an air outlet net and a collecting box, wherein the lower part of the suction fan is connected to the right side of the upper part of the supporting plate through a bolt; the upper part of the triangular support frame is connected to the right side of the lower part of the support plate through a bolt; the right end of the L-shaped ventilating duct is connected with an air outlet of the suction fan through a bolt, and the lower end of the L-shaped ventilating duct is connected with the upper part of a discharge hole formed in the left side of the supporting plate through a bolt; the air outlet net is connected with the inside of an air outlet formed in the left side of the L-shaped ventilating barrel through bolts; the upper part of the collecting box is connected with the lower part of the discharge hole arranged on the left side of the supporting plate through a bolt.

Preferably, the vibration screening net structure comprises a dustproof shell, a vibration motor, an inverted T-shaped connecting rod, an inverted U-shaped rotating seat, a screening net, a spring and a supporting seat, wherein the vibration motor is connected to the inner part of the dustproof shell through a bolt; the lower part of the inverted T-shaped connecting rod is in contact with the vibrating end of the vibrating motor, the inverted T-shaped connecting rod penetrates through a through hole formed in the middle of the upper side of the dustproof shell, and the upper end of the inverted T-shaped connecting rod is connected to the inside of the inverted U-shaped rotating seat in a shaft mode; the upper part of the inverted U-shaped rotating seat is connected to the left side of the lower part of the screening net through a bolt; the right side of the lower part of the screening net is connected with the upper part of the spring through a bolt; the lower end of the spring is connected to the upper part of the supporting seat through a bolt.

Preferably, the rotatable feeding conveying rod structure comprises a dustproof cover, a feeding hopper, a feeding barrel, a rotating rod, a rotating shifting piece, a hand wheel and a material guide plate, wherein the dustproof cover is connected to the upper part of the feeding hopper in a closed manner; the lower part of the feed hopper is connected to the upper part of the feed cylinder through a bolt; the rotating rod is connected to the interior of the feeding cylinder from the front to the back through a bearing, the front end of the rotating rod penetrates through the middle part of the front part of the feeding cylinder, and a front end key of the rotating rod is connected with a hand wheel; the plurality of rotary shifting pieces are connected to the outer wall of the rotary rod in an annular bolt manner; two guide plates are respectively connected to the left side and the right side of the upper side of the feeding cylinder through bolts at the outer ends.

Preferably, the right side of the suction fan is connected to the lower part of the left side of the rolling box through a bolt, and an air inlet of the suction fan is arranged opposite to an air outlet formed in the lower part of the left side of the rolling box.

Preferably, the right side of the triangular support frame is bolted to the lower part of the left side of the rolling box.

Preferably, the left side bolt of dust cover is connected in the downside in the left side inner wall of crushing case to dust cover sets up the upper portion right side at the ejection of compact net.

Preferably, the right-hand member bolted connection of supporting seat in the well downside of the right side inner wall of crushing case to the supporting seat setting is in the left downside of first discharge gate.

Preferably, the lower end of the feeding cylinder is connected with the upper part of a feeding hole formed in the middle of the upper part of the box cover through a bolt.

Preferably, the scraper blade include stainless steel mounting panel and stainless steel doctor-bar, a plurality of stainless steel doctor-bar from preceding backward bolted connection in proper order the inboard of stainless steel mounting panel, and a plurality of the inner of stainless steel doctor-bar set up inside the groove that rolls of rolling roller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, suction fan, backup pad, triangle-shaped support frame, L type draft tube go out the setting of air net and collecting box, the dust when being favorable to collecting the whereabouts of milled fertilizer.

2. The utility model discloses in, dust cover, vibrating motor, the type of falling T connecting rod, the type of falling U rotates the seat, the screening net, the setting of spring and supporting seat is favorable to the fertilizer that the vibratory screening pulverizes.

3. The utility model discloses in, shield, feeder hopper, a feeding section of thick bamboo, the dwang rotates the plectrum, the setting of hand wheel and stock guide is favorable to controlling the feeding volume.

4. The utility model discloses in, case lid, otic placode and construction bolt's setting, be favorable to dismantling the case lid.

5. The utility model discloses in, the setting of scraper blade, be favorable to clearing up the fertilizer of card in the groove of rolling roller.

6. The utility model discloses in, the setting of first discharge gate and second discharge gate, be favorable to deriving the fertilizer of equidimension not.

7. The utility model discloses in, the setting of push-pull valve and guide cylinder be favorable to avoiding the condition that screening in-process fertilizer falls out from the discharge gate.

8. The utility model discloses in, the setting of ejection of compact net, be favorable to preventing that the fertilizer of great granule is sucked in the induced draft fan.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the supporting and collecting frame structure of the present invention.

Figure 3 is the structural schematic view of the vibrating screen mesh structure of the present invention.

Fig. 4 is a schematic structural view of the rotatable feed conveying rod structure of the present invention.

In the figure:

1. a box cover; 2. rolling the box; 3. an ear plate; 4. installing a bolt; 5. a squeegee; 6. rolling a roller; 7. a motor; 8. a first discharge port; 9. a second discharge port; 10. a gate valve; 11. a material guide cylinder; 12. a foot pad; 13. a discharge net; 14. a supporting collection frame structure; 141. a suction fan; 142. a support plate; 143. a triangular support frame; 144. an L-shaped funnel; 145. an air outlet net; 146. a collection box; 15. vibrating a screen mesh structure; 151. a dust-proof housing; 152. a vibration motor; 153. an inverted T-shaped connecting rod; 154. an inverted U-shaped rotating seat; 155. screening the net; 156. a spring; 157. a supporting seat; 16. a rotatable feed conveyor bar structure; 161. a dust cover; 162. a feed hopper; 163. a feeding cylinder; 164. rotating the rod; 165. rotating the shifting sheet; 166. a hand wheel; 167. a material guide plate.

Detailed Description

The utility model is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, a rolling type fertilizer uniform crushing mechanism for fertilizer production comprises a box cover 1, a rolling box 2, an ear plate 3, a mounting bolt 4, a scraper blade 5, a rolling roller 6, a motor 7, a first discharge port 8, a second discharge port 9, a gate valve 10, a guide cylinder 11, a foot pad 12, a discharge net 13, a supporting and collecting frame structure 14, a vibrating screening net structure 15 and a rotatable feeding and conveying rod structure 16, wherein the box cover 1 is arranged on the upper part of the rolling box 2; the four corners of the upper end of the rolling box 2 are respectively connected with ear plates 3 through bolts; the ear plates 3 are respectively connected to the four corners of the case cover 1 through mounting bolts 4; the two oppositely arranged scrapers 5 are respectively connected to the left side and the right side of the upper side in the grinding box 2 through bolts; the two rolling rollers 6 are respectively connected with the left side and the right side of the upper part of the inner wall of the rear side of the rolling box 2 through rear end bearings, and the two rolling rollers 6 are respectively connected with the rear ends of the output shafts of the two motors 7 through front end couplings; the two motors 7 are respectively connected to the left side and the right side of the upper part of the front side of the rolling box 2 through rear end bolts; the first discharge hole 8 is formed in the middle of the right side of the rolling box 2; the second discharge port 9 is formed in the lower part of the right side of the grinding box 2; two gate valves 10 are arranged, wherein one of the two gate valves is connected to the middle part of the right side of the rolling box 2 through a bolt and is arranged opposite to the first discharge port 8, and the other gate valve is connected to the lower part of the right side of the rolling box 2 through a bolt and is arranged opposite to the second discharge port 9; the left ends of the two material guide cylinders 11 are respectively connected to the right sides of the two gate valves 10 through bolts; a plurality of foot pads 12 are respectively bolted at the four corners of the lower part of the rolling box 2; the discharging net 13 is connected with the inside of an air outlet formed in the lower part of the left side of the rolling box 2 through bolts; the supporting and collecting frame structure 14 is connected with the rolling box 2; the vibrating screening net structure 15 is connected with the rolling box 2; the rotatable feeding conveying rod structure 16 is connected with the box cover 1; the supporting and collecting frame structure 14 comprises a suction fan 141, a supporting plate 142, a triangular supporting frame 143, an L-shaped ventilating duct 144, an air outlet net 145 and a collecting box 146, wherein the lower part of the suction fan 141 is connected to the right side of the upper part of the supporting plate 142 through a bolt; the upper part of the triangular support bracket 143 is bolted to the right side of the lower part of the support plate 142; the right end of the L-shaped ventilating duct 144 is bolted to the air outlet of the suction fan 141, and the lower end of the L-shaped ventilating duct 144 is bolted to the upper part of the discharge hole formed in the left side of the supporting plate 142; the air outlet net 145 is connected with the inside of an air outlet formed in the left side of the L-shaped ventilation barrel 144 through bolts; the upper part of the collecting box 146 is bolted to the lower part of a discharge hole arranged on the left side of the supporting plate 142; during the falling of the fertilizer, the dusty fertilizer and the fine dust are sucked into the L-shaped funnel 144 through the suction fan 141 and enter the collection box 146, thereby preventing the dust from diffusing to the outside air and reducing the loss of the fertilizer.

In this embodiment, as shown in fig. 3, the vibrating sieving mesh structure 15 includes a dust-proof housing 151, a vibrating motor 152, an inverted T-shaped connecting rod 153, an inverted U-shaped rotating seat 154, a sieving mesh 155, a spring 156 and a supporting seat 157, wherein the vibrating motor 152 is bolted to the inside of the dust-proof housing 151; the lower part of the inverted T-shaped connecting rod 153 is contacted with the vibration end of the vibration motor 152, the inverted T-shaped connecting rod 153 penetrates through a through hole formed in the middle of the upper side of the dustproof shell 151, and the upper end of the inverted T-shaped connecting rod 153 is axially connected inside the inverted U-shaped rotating seat 154; the upper part of the inverted U-shaped rotating seat 154 is connected with the left side of the lower part of the sieving net 155 through a bolt; the lower right side of the sieving net 155 is bolted on the upper part of the spring 156; the lower end of the spring 156 is bolted on the upper part of the supporting seat 157; after fertilizer dropped on screening net 155, operating personnel put through the power that outside set up with vibrating motor 152, and vibrating motor 152 drives the vibration of type of falling T connecting rod 153, and type of falling T connecting rod 153 drives screening net 155 vibration to sieve fertilizer.

In this embodiment, referring to fig. 4, the rotatable feeding and conveying rod structure 16 includes a dust cover 161, a feeding hopper 162, a feeding cylinder 163, a rotating rod 164, a rotating shifting piece 165, a hand wheel 166 and a material guiding plate 167, wherein the dust cover 161 is hinged to the upper portion of the feeding hopper 162; the lower part of the feed hopper 162 is bolted to the upper part of the feed cylinder 163; the rotating rod 164 is connected to the inside of the feeding cylinder 163 from the front to the back through a bearing, the front end of the rotating rod 164 penetrates through the middle part of the front part of the feeding cylinder 163, and the front end of the rotating rod 164 is connected with a hand wheel 166 through a key; the plurality of rotary shifting pieces 165 are connected to the outer wall of the rotary rod 164 in an annular bolt manner; the outer ends of the two material guide plates 167 are respectively bolted on the left side and the right side of the upper side inside the feeding cylinder 163; an operator opens the dust cover 161, pours the fertilizer to be rolled into the feed hopper 162 and the feed cylinder 163, and by rotating the hand wheel 166, the hand wheel 166 drives the rotating rod 164 and the rotating shifting piece 165 to rotate, so as to pour the fertilizer to be rolled into the rolling box 2.

In this embodiment, specifically, the right side of the suction fan 141 is bolted to the lower part of the left side of the rolling box 2, and the air inlet of the suction fan 141 is arranged opposite to the air outlet formed in the lower part of the left side of the rolling box 2.

In this embodiment, specifically, the right side of the triangular support frame 143 is bolted to the lower portion of the left side of the milling box 2.

In this embodiment, specifically, the left side of the dust-proof housing 151 is bolted to the middle lower side of the left inner wall of the milling box 2, and the dust-proof housing 151 is disposed on the upper right side of the discharging net 13.

In this embodiment, specifically, the right end of the supporting seat 157 is bolted to the middle lower side of the right inner wall of the milling box 2, and the supporting seat 157 is disposed at the left lower side of the first discharge hole 8.

In this embodiment, specifically, the lower end of the feeding cylinder 163 is bolted to the upper part of the feeding hole formed in the middle of the upper part of the box cover 1.

In this embodiment, specifically, the scraper 5 includes a stainless steel mounting plate and a plurality of stainless steel scraping blades, the plurality of stainless steel scraping blades are sequentially bolted on the inner side of the stainless steel mounting plate from front to back, and the inner ends of the plurality of stainless steel scraping blades are arranged inside the rolling groove of the rolling roller 6.

In this embodiment, specifically, the distance between the inner end of the material guiding plate 167 and the horizontally disposed rotating pick 165 is set to be 8mm to 10 mm.

In this embodiment, specifically, the rolling box 2 is a stainless steel box, and the bottom surface inside the rolling box 2 is set to be an inclined surface with a high left and a low right.

In this embodiment, specifically, the case cover 1 is an aluminum alloy cover; the foot pad 12 is a rubber pad; the discharging net 13 adopts a stainless steel net.

In this embodiment, specifically, the supporting plate 142 is made of an aluminum alloy plate; the triangular support frame 143 is a right-angled triangular aluminum alloy frame; the air outlet net 145 is a plate-type nylon net.

In this embodiment, specifically, the dust-proof housing 151 is an aluminum alloy housing; the inverted T-shaped connecting rod 153 is an inverted T-shaped aluminum alloy rod with a rubber layer glued at the bottom; the screening net 155 adopts a stainless steel net; the supporting seat 157 is a rectangular stainless steel seat.

In this embodiment, specifically, the dust-proof cover 161 is an aluminum alloy cover; the feed hopper 162 adopts an aluminum alloy hopper; the feeding cylinder 163 adopts an aluminum alloy cylinder; the rotating rod 164 is an aluminum alloy rod; the rotary shifting piece 165 is a rectangular aluminum alloy piece; the material guide plate 167 is made of aluminum alloy plate.

In this embodiment, specifically, the motor 7 is a BWD type speed reduction motor; the suction fan 141 adopts a DF centrifugal fan; the vibration motor 152 is an FF180 type vibration motor.

Principle of operation

In the utility model, the operator opens the dust cover 161, pour the fertilizer to be rolled into the feed hopper 162 and the feed cylinder 163, the operator rotates the hand wheel 166, the hand wheel 166 drives the rotating rod 164 and the rotating shifting plate 165 to rotate, thereby pour the fertilizer to be rolled into the rolling box 2, connect the power supply arranged outside with the motor 7, the motor 7 drives the rolling roller 6 to rotate, the fertilizer to be rolled is rolled by two rolling rollers 6 and falls onto the sieving net 155, the operator connects the power supply arranged outside with the vibrating motor 152, the vibrating motor 152 drives the inverted T-shaped connecting rod 153 to vibrate, the inverted T-shaped connecting rod 153 drives the sieving net 155 to vibrate, thereby sieving the fertilizer, the thinner fertilizer falls into the bottom of the rolling box 2, in the falling process of the fertilizer, the dusty fertilizer and the thinner dust are sucked into the L-shaped ventilating cylinder 144 through the suction fan 141 to enter the collecting box 146, the dust is prevented from diffusing to the outside air, and the loss of fertilizer is reduced.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The rolling type uniform fertilizer crushing mechanism for fertilizer production is characterized by comprising a box cover (1), a rolling box (2), lug plates (3), mounting bolts (4), a scraper plate (5), a rolling roller (6), a motor (7), a first discharge port (8), a second discharge port (9), a gate valve (10), a guide cylinder (11), a foot pad (12), a discharge net (13), a supporting and collecting frame structure (14), a vibrating and screening net structure (15) and a rotatable feeding conveying rod structure (16), wherein the box cover (1) is arranged on the upper part of the rolling box (2); four corners of the upper end of the rolling box (2) are respectively connected with lug plates (3) through bolts; the ear plates (3) are respectively connected to the four corners of the box cover (1) through mounting bolts (4); the two oppositely arranged scrapers (5) are respectively connected to the left side and the right side of the upper side in the grinding box (2) through bolts; the two rolling rolls (6) are respectively connected with the left side and the right side of the upper part of the inner wall of the rear side of the rolling box (2) through rear end bearings, and the two rolling rolls (6) are respectively connected with the rear ends of the output shafts of the two motors (7) through front end couplings; the two motors (7) are respectively connected to the left side and the right side of the upper part of the front side of the rolling box (2) through rear end bolts; the first discharge hole (8) is formed in the middle of the right side of the rolling box (2); the second discharge hole (9) is formed in the lower portion of the right side of the rolling box (2); two gate valves (10) are arranged, wherein one of the two gate valves is connected to the middle part of the right side of the milling box (2) through a bolt and is arranged opposite to the first discharge port (8), and the other gate valve is connected to the lower part of the right side of the milling box (2) through a bolt and is arranged opposite to the second discharge port (9); the left ends of the two material guide cylinders (11) are respectively connected to the right sides of the two gate valves (10) through bolts; the foot pads (12) are respectively bolted at the four corners of the lower part of the rolling box (2); the discharging net (13) is connected with the inside of an air outlet formed in the lower part of the left side of the rolling box (2) through bolts; the support collecting frame structure (14) is connected with the rolling box (2); the vibrating screen mesh structure (15) is connected with the rolling box (2); the rotatable feeding conveying rod structure (16) is connected with the box cover (1); the supporting and collecting frame structure (14) comprises a suction fan (141), a supporting plate (142), a triangular supporting frame (143), an L-shaped ventilating duct (144), an air outlet net (145) and a collecting box (146), wherein the lower part of the suction fan (141) is connected to the right side of the upper part of the supporting plate (142) through a bolt; the upper part of the triangular support frame (143) is connected to the right side of the lower part of the support plate (142) through bolts; the right end of the L-shaped ventilating duct (144) is in bolted connection with an air outlet of the suction fan (141), and the lower end of the L-shaped ventilating duct (144) is in bolted connection with the upper part of a discharge hole formed in the left side of the supporting plate (142); the air outlet net (145) is connected with the inside of an air outlet formed in the left side of the L-shaped ventilating barrel (144) through bolts; the upper part of the collecting box (146) is connected with the lower part of the discharge hole arranged on the left side of the supporting plate (142) through a bolt.

2. The rolling type uniform fertilizer crushing mechanism for fertilizer production as claimed in claim 1, wherein the vibrating screen structure (15) comprises a dust-proof housing (151), a vibrating motor (152), an inverted T-shaped connecting rod (153), an inverted U-shaped rotating seat (154), a screening screen (155), a spring (156) and a supporting seat (157), the vibrating motor (152) is bolted to the interior of the dust-proof housing (151); the lower part of the inverted T-shaped connecting rod (153) is in contact with the vibrating end of the vibrating motor (152), the inverted T-shaped connecting rod (153) penetrates through a through hole formed in the middle of the upper side of the dustproof shell (151), and the upper end of the inverted T-shaped connecting rod (153) is in shaft connection with the inside of the inverted U-shaped rotating seat (154); the upper part of the inverted U-shaped rotating seat (154) is connected to the left side of the lower part of the screening net (155) through a bolt; the lower right side of the sieving net (155) is connected with the upper part of the spring (156) through a bolt; the lower end of the spring (156) is connected with the upper part of the supporting seat (157) through a bolt.

3. The rolling type fertilizer uniform crushing mechanism for fertilizer production as claimed in claim 1, wherein the rotatable feeding and conveying rod structure (16) comprises a dust cover (161), a feeding hopper (162), a feeding cylinder (163), a rotating rod (164), a rotating shifting sheet (165), a hand wheel (166) and a material guide plate (167), the dust cover (161) is hinged on the upper part of the feeding hopper (162); the lower part of the feed hopper (162) is bolted to the upper part of the feed cylinder (163); the rotating rod (164) is connected to the interior of the feeding cylinder (163) from the front to the rear through a bearing, the front end of the rotating rod (164) penetrates through the middle part of the front part of the feeding cylinder (163), and a hand wheel (166) is connected to the front end key of the rotating rod (164); the plurality of rotating shifting pieces (165) are connected to the outer wall of the rotating rod (164) in an annular bolt manner; the outer ends of the two material guide plates (167) are respectively connected to the left side and the right side of the upper side of the interior of the feeding cylinder (163) through bolts.

4. The rolling type fertilizer uniform crushing mechanism for fertilizer production as claimed in claim 1, wherein the right side of the suction fan (141) is bolted to the lower part of the left side of the rolling box (2), and the air inlet of the suction fan (141) is arranged opposite to the air outlet formed at the lower part of the left side of the rolling box (2).

5. The rolling type fertilizer uniform crushing mechanism for fertilizer production as claimed in claim 1, wherein the right side of the triangular support frame (143) is bolted to the lower part of the left side of the rolling box (2).

6. The rolling type fertilizer uniform crushing mechanism for fertilizer production as claimed in claim 2, wherein the left side of the dust-proof housing (151) is bolted to the lower middle side of the left inner wall of the rolling box (2), and the dust-proof housing (151) is arranged at the upper right side of the discharging net (13).

7. The rolling type fertilizer uniform crushing mechanism for fertilizer production as claimed in claim 2, wherein the right end of the supporting base (157) is bolted to the middle lower side of the right inner wall of the rolling box (2), and the supporting base (157) is disposed at the left lower side of the first discharge port (8).

8. The rolling type uniform fertilizer crushing mechanism for fertilizer production as claimed in claim 3, wherein the lower end of the feeding cylinder (163) is bolted to the upper part of a feeding hole formed in the middle part of the upper part of the box cover (1).

9. The rolling type uniform fertilizer crushing mechanism for fertilizer production as claimed in claim 1, wherein the scraping plate (5) comprises a stainless steel mounting plate and a plurality of stainless steel scraping plates, the plurality of stainless steel scraping plates are sequentially bolted on the inner side of the stainless steel mounting plate from front to back, and the inner ends of the plurality of stainless steel scraping plates are arranged inside the rolling grooves of the rolling roller (6).