CN104624320A - High-efficiency crushing machine - Google Patents

High-efficiency crushing machine Download PDF

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Publication number
CN104624320A
CN104624320A CN201410821268.1A CN201410821268A CN104624320A CN 104624320 A CN104624320 A CN 104624320A CN 201410821268 A CN201410821268 A CN 201410821268A CN 104624320 A CN104624320 A CN 104624320A
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CN
China
Prior art keywords
broken
drum screen
cutting blade
cutter shaft
movable arbor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410821268.1A
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Chinese (zh)
Other versions
CN104624320B (en
Inventor
龙晓斌
谷忠生
阮伟均
吴军
王君生
全家泰
梁胜海
谭伟杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Oms Industrial Co Ltd
Original Assignee
Zhongshan Oms Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongshan Oms Industrial Co Ltd filed Critical Zhongshan Oms Industrial Co Ltd
Priority to CN201410821268.1A priority Critical patent/CN104624320B/en
Publication of CN104624320A publication Critical patent/CN104624320A/en
Application granted granted Critical
Publication of CN104624320B publication Critical patent/CN104624320B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B02C18/142Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B02C18/145Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with knives spaced axially and circumferentially on the periphery of a cylindrical rotor unit
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16Details
    • B02C18/18Knives; Mountings thereof
    • B02C18/182Disc-shaped knives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B02C23/12Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165Screen denying egress of oversize material

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention discloses a high-efficiency crushing machine. A crushing device is arranged on a rack; a crushing feeding hole and a crushing discharge hole are respectively formed in the upper part and the lower part of the crushing device; a rolling screen which can rotate relative to the rack and is of a cylindrical structure, and a rolling screen driving device for driving the rolling screen to rotate are arranged on the rack; the crushing discharge hole is positioned in the inner side of the rolling screen; crushed garbage falls on the continuously rotating rolling screen through the garbage discharge hole; when the fineness of the crushed garbage meets provided requirements, the garbage can be screened off from the rolling screen, the garbage which does not meet the fineness requirements rotates along with the rolling screen, falls into the crushing feeding hole when rotating to a highest point, and is further crushed. Therefore, the uniform fineness of the garbage screened off from the rolling screen is effectively ensured, the process requirements can be met, and garbage which does not meet the fineness requirements can be automatically crushed for the second time or multiple times, so that the labor operation cost can be lowered, and the crushing efficiency can be improved.

Description

A kind of high capacity crusher
[technical field]
The present invention relates to environmental protection machinery, especially a kind of disintegrating machine.
[background technology]
Refuse grinder used in the market generally adopts cross-compound arrangement, namely rubbish discharge via after broken casing primary fragmentation, because the disintegrating machine of this structure only carries out primary fragmentation to rubbish, then namely the unavoidable non-fragmentation of part rubbish discharges, or the thickness of material is uneven after it is broken, do not reach required fineness, for this reason, rubbish material through primary fragmentation is normally carried out fragmentation by people again, cause the cost increasing refuse breaking, increase the labour intensity of workman simultaneously, waste time and energy, and be unfavorable for environmental protection.
Namely the present invention researchs and proposes for the deficiencies in the prior art.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of high capacity crusher, frame is provided with breaker, breaker upper and lower is respectively equipped with broken feeding mouth and broken discharging opening, frame is also provided with can the pivotal drum screen in tubular structure of frame relatively, and the drum screen drive unit for driving drum screen to rotate, broken discharging opening is positioned at inside drum screen, rubbish after fragmentation drops on continuous pivotal drum screen from broken discharging opening, when the fineness of broken rubbish meets the requirement of defined, then sift out from drum screen, do not meet then turning round with drum screen of fineness requirement, broken feeding mouth is then fallen into when returning back to peak, carry out fragmentation again, effectively ensure that the fineness of the rubbish sifted out from drum screen is even, and meet technological requirement, automatically the rubbish not meeting fineness requirement is carried out secondary or repeatedly fragmentation, reduce manpower operation's cost and improve crushing efficiency.
For solving the problems of the technologies described above, a kind of high capacity crusher of the present invention, comprise frame and material loading delivery track, described frame is provided with breaker, described breaker upper and lower is respectively equipped with broken feeding mouth and broken discharging opening, described broken feeding mouth is connected with for the hopper to breaker feed, described material loading delivery track one end extends to hopper upper oral part and falls in hopper to make rubbish to be broken on material loading delivery track, described frame is also provided with can relative to frame pivotal in tubular structure for screening the drum screen of the rubbish particle of being discharged by broken discharging opening and the drum screen drive unit for driving drum screen to rotate, described broken feeding mouth and broken discharging opening are positioned at inside drum screen.
Described frame is provided with the housing for covering drum screen, and described housing bottom is provided with discharge gate.
The material scraping plate with its axis being parallel is provided with inside described drum screen.
The sieve aperture that described drum screen is evenly provided with along its circumference.
Described drum screen drive unit comprises the rotating shaft being located at drum screen two bottom sides be connected with gantry rotation, the axis being parallel of described rotating shaft and drum screen, described rotating shaft two ends are provided with the support roller for driving drum screen to rotate, described support roller is provided with the support roller convex edge moved along its axis for limiting drum screen near roller end side, described frame is also fixedly connected with drum screen drive motors, and described drum screen drive motors output is connected to drive axis of rotation by gear drive with a wherein rotating shaft.
Described breaker comprises the broken casing of upper and lower opening, described broken feeding mouth and broken discharging opening are located at broken casing upper and lower opening portion respectively, described broken casing one offside is rotatably connected to initiatively cutter shaft and from movable arbor, described active cutter shaft and be fixedly connected with cutting blade and initiatively cutter shaft is arranged with mutually staggering from the cutting blade movable arbor from the first-class distance of movable arbor, described active cutter shaft and be connected to intermeshing driving gear and driven gear from the same end of movable arbor, described another offside of broken casing is equidistantly fixed with and mutually staggers the ledger-plate arranged with active cutter shaft or from the cutting blade movable arbor, described frame is also fixedly connected with broken drive motors, described broken drive motors output is connected with active cutter shaft.
Described active cutter shaft and be regular polygon from the cross section that movable arbor installs cutting blade part, described cutting blade be provided with for active cutter shaft or from the corresponding cooperation of movable arbor in the cutting blade connecting hole of regular polygon, described cutting blade is circumferentially angularly provided with some crushing teeths, and described cutting blade staggers successively by certain angle and is arranged on active cutter shaft and makes crushing teeth form spiral helicine broken cingulum from movable arbor.
Described active cutter shaft and be provided with for the cutting blade spacer by cutting blade spaced at equal intervals between the cutting blade movable arbor is adjacent, described active cutter shaft and be positive six polygons from the cross section that movable arbor installs cutting blade part, described cutting blade is circumferentially provided with 3 crushing teeths, adjacent two crushing teeths become 120 ° of angles, and described cutting blade connecting hole is regular hexagon.
Described ledger-plate cutting edge side is provided with towards and close to the recess of cutting blade spacer lateral surface, described ledger-plate and broken casing side are connected by T-slot.
Compared with prior art, a kind of high capacity crusher of the present invention, tool has the following advantages:
1, when fragmentation, drum screen drive unit drives drum screen to rotate, when the fineness of broken rubbish meets the requirement of defined, then sift out from drum screen, do not meet then turning round with drum screen of fineness requirement, then fall into broken feeding mouth when returning back to peak, then carry out fragmentation, effectively ensure that the fineness of the rubbish sifted out from drum screen is even, meet technological requirement;
2, drum screen drives revolution by drum screen drive unit, automatically the rubbish not meeting fineness requirement is carried out secondary or repeatedly fragmentation, reduces manpower operation's cost and improve crushing efficiency.
3, housing is fixed in frame, and covers drum screen, avoids in shattering process unrestrained with the pivotal rubbish of drum screen, and the rubbish unification of sifting out from drum screen is discharged by the discharge gate being positioned at housing bottom.
4, initiatively cutter shaft and staggering setting from the cutting blade movable arbor, and ledger-plate cutting edge side is provided with towards and close to the recess of cutting blade spacer lateral surface, makes refuse breaking thorough.
5, cutting blade staggers successively by certain angle and is arranged on initiatively cutter shaft and from movable arbor, makes crushing teeth form spiral helicine broken cingulum, ensures that breaker operates steadily in shattering process.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail, wherein:
Fig. 1 is the structural representation of invention.
Fig. 2 is internal structure schematic diagram of the present invention.
Fig. 3 is structural blast schematic diagram of the present invention.
Fig. 4 is the structural representation of mid frame of the present invention and drum screen drive unit.
Fig. 5 is the structural representation of breaker in the present invention.
The structural blast schematic diagram of breaker in Fig. 6 the present invention.
Fig. 7 is initiatively cutter shaft and the structural representation from movable arbor and connected cutting blade in the present invention.
Fig. 8 is the structural representation that in the present invention, stationary knife is connected with broken casing side.
Fig. 9 is the structural representation that in the present invention, broken casing is connected side with stationary knife.
Figure 10 is the structural representation of stationary knife in the present invention.
Figure 11 is the structural representation of drum screen in the present invention.
Figure 12 is the structural representation that in the present invention, active cutter shaft is connected with cutting blade.
Figure 13 is the structural representation of initiatively cutter shaft in the present invention.
Figure 14 is active cutter shaft or the cross sectional view from movable arbor installation cutting blade part in the present invention.
Figure 15 is the structural representation of cutting blade in the present invention.
Figure 16 is the structural representation of middle shell of the present invention.
[detailed description of the invention]
Below in conjunction with accompanying drawing, embodiments of the present invention are elaborated.
A kind of high capacity crusher of the present invention, comprise frame 1 and material loading delivery track 4, material loading delivery track 4 adopts belt conveyor to carry rubbish, described frame 1 is provided with breaker 2, described breaker 2 upper and lower is respectively equipped with broken feeding mouth 7 and broken discharging opening 8, described broken feeding mouth 7 is connected with for the hopper 3 to breaker 2 feed, described material loading delivery track 4 one end extends to hopper 3 upper oral part and falls in hopper 3 to make rubbish to be broken on material loading delivery track 4, described frame 1 is also provided with can relative to frame 1 pivotal in tubular structure for screening the drum screen 5 of the rubbish particle of being discharged by broken discharging opening 8 and the drum screen drive unit 6 for driving drum screen 5 to rotate, described drum screen 5 is evenly provided with sieve aperture 52 along its circumference, described broken feeding mouth 7 and broken discharging opening 8 are positioned at inside drum screen 5.When fragmentation, drum screen drive unit 6 drives drum screen 5 to rotate, when the fineness of broken rubbish meets the requirement of defined, then sift out from drum screen 5, do not meet then turning round with drum screen 5 of fineness requirement, then fall into broken feeding mouth 7 when returning back to peak, then carry out fragmentation, effectively ensure that the fineness of the rubbish sifted out from drum screen 5 is even, meet technological requirement.
Described frame 1 is provided with the housing 9 for covering drum screen 5, discharge gate 91 is provided with bottom described housing 9, meet the broken granulated garbage required then to discharge from discharge gate 91, housing 9 is made up of upper and lower two parts, and cover drum screen 5, avoid in shattering process unrestrained with the pivotal rubbish of drum screen 5, and the rubbish unification of sifting out from drum screen 5 is discharged by the discharge gate 91 be positioned at bottom housing 9.
Be provided with the material scraping plate 51 with its axis being parallel inside described drum screen 5, when drum screen 5 turns round, material scraping plate 51 is not rotated scraping by the rubbish sifted out.
Described drum screen drive unit 6 comprises the rotating shaft 61 being located at drum screen 5 two bottom sides be rotationally connected with frame 1, the axis being parallel of described rotating shaft 61 and drum screen 5, described rotating shaft 61 two ends are provided with the support roller 62 for driving drum screen 5 to rotate, described support roller 62 is provided with the support roller convex edge 63 moved along its axis for limiting drum screen 5 near side, rotating shaft 61 end, drum screen 5 is between the support roller convex edge 63 of rotating shaft 61 front-end and back-end, support roller convex edge 63 correspondingly limits the front-end and back-end of drum screen 5, to prevent drum screen 5 axial float.
Described frame 1 is also fixedly connected with drum screen drive motors 64, and described drum screen drive motors 64 output is connected to drive rotating shaft 61 to rotate by gear drive with a wherein rotating shaft 61, and drum screen drive motors 64 can adopt cycloidal-pin wheel reducing motor.
Described breaker 2 comprises the broken casing 21 of upper and lower opening, described broken feeding mouth 7 and broken discharging opening 8 are located at broken casing 21 upper and lower opening portion respectively, described broken casing 21 1 offside is rotatably connected to initiatively cutter shaft 22 and from movable arbor 23, described active cutter shaft 22 and be equidistantly fixedly connected with cutting blade 24 and initiatively cutter shaft 22 is arranged with mutually staggering from the cutting blade 24 movable arbor 23 from movable arbor 23, described active cutter shaft 22 and be connected to intermeshing driving gear 25 and driven gear 26 with one end from movable arbor 23, described another offside of broken casing 21 is equidistantly fixed with and mutually staggers the ledger-plate 27 arranged with active cutter shaft 22 or from the cutting blade 24 movable arbor 23, described frame 1 is also fixedly connected with broken drive motors 28, described broken drive motors 28 output is connected with active cutter shaft 22.
Described active cutter shaft 22 and be regular polygon from the cross section that movable arbor 23 installs cutting blade 24 part, described cutting blade 24 be provided with for active cutter shaft 22 or from the corresponding cooperation of movable arbor 23 in the cutting blade connecting hole 242 of regular polygon, described cutting blade 24 is circumferentially angularly provided with some crushing teeths 241, described cutting blade 24 staggers successively by certain angle and is arranged on active cutter shaft 22 and makes crushing teeth 241 form spiral helicine broken cingulum 243 from movable arbor 23, and broken cingulum 243 ensures that breaker 2 operates steadily in shattering process.
Described active cutter shaft 22 and be provided with for the cutting blade spacer 244 by cutting blade 24 spaced at equal intervals between the cutting blade 24 movable arbor 23 is adjacent, described active cutter shaft 22 and be positive six polygons from the cross section that movable arbor 23 installs cutting blade 24 part, described cutting blade 24 is circumferentially provided with 3 crushing teeths 241, adjacent two crushing teeths 241 one-tenth 120 ° of angles, described cutting blade connecting hole 242 is in regular hexagon.
Described ledger-plate 27 cutting edge side is provided with towards and close to the recess 271 of cutting blade spacer 244 lateral surface, described ledger-plate 27 is connected by T-slot with broken casing 21 side.
When the present invention works, broken drive motors 28 and drum screen drive motors 64 start, initiatively cutter shaft 22 and rotating in opposite directions from movable arbor 23, cutting blade 24 on it staggers occlusion, rubbish is delivered to hopper 3 by material loading delivery track 4, cutting blade 24 and ledger-plate 27 coordinate rubbish are carried out fragmentation, through fragmentation rubbish then fall into the inner side of continuous pivotal drum screen 5 from broken discharging opening 8, when drum screen 5 turns round, broken rubbish is screened, when the fineness of broken rubbish meets the requirement of defined, then sift out from drum screen 5, do not meet then turning round with drum screen 5 of fineness requirement, broken feeding mouth 7 is then fallen into when returning back to peak, to carry out fragmentation again, effectively ensure that the fineness of the rubbish sifted out from drum screen 5 is even, and meet technological requirement, automatically the rubbish not meeting fineness requirement is carried out secondary or repeatedly fragmentation, reduce manpower operation's cost and improve crushing efficiency.

Claims (9)

1. a high capacity crusher, it is characterized in that comprising frame (1) and material loading delivery track (4), described frame (1) is provided with breaker (2), described breaker (2) upper and lower is respectively equipped with broken feeding mouth (7) and broken discharging opening (8), described broken feeding mouth (7) is connected with for the hopper (3) to breaker (2) feed, described material loading delivery track (4) one end extends to hopper (3) upper oral part and falls in hopper (3) to make the upper rubbish to be broken of material loading delivery track (4), described frame (1) is also provided with can relative to frame (1) pivotal in tubular structure for screening the drum screen (5) of rubbish particle of being discharged by broken discharging opening (8) and the drum screen drive unit (6) for driving drum screen (5) to rotate, described broken feeding mouth (7) and broken discharging opening (8) are positioned at drum screen (5) inner side.
2. by a kind of high capacity crusher described in claim 1, it is characterized in that described frame (1) is provided with the housing (9) for covering drum screen (5), described housing (9) bottom is provided with discharge gate (91).
3., by a kind of high capacity crusher described in claim 1 or 2, it is characterized in that described drum screen (5) inner side is provided with and the material scraping plate of its axis being parallel (51).
4., by a kind of high capacity crusher described in claim 3, it is characterized in that described drum screen (5) is evenly provided with sieve aperture (52) along its circumference.
5. by a kind of high capacity crusher described in claim 1, it is characterized in that described drum screen drive unit (6) comprises the rotating shaft (61) being located at drum screen (5) two bottom sides be rotationally connected with frame (1), the axis being parallel of described rotating shaft (61) and drum screen (5), described rotating shaft (61) two ends are provided with the support roller (62) for driving drum screen (5) to rotate, described support roller (62) is provided with near rotating shaft (61) side, end the support roller convex edge (63) moved along its axis for limiting drum screen (5), described frame (1) is also fixedly connected with drum screen drive motors (64), described drum screen drive motors (64) output is connected to drive rotating shaft (61) to rotate by gear drive with a wherein rotating shaft (61).
6. by a kind of high capacity crusher described in claim 1, it is characterized in that described breaker (2) comprises the broken casing (21) of upper and lower opening, described broken feeding mouth (7) and broken discharging opening (8) are located at broken casing (21) upper and lower opening portion respectively, described broken casing (21) offside is rotatably connected to initiatively cutter shaft (22) and from movable arbor (23), described active cutter shaft (22) and be equidistantly fixedly connected with cutting blade (24) and initiatively cutter shaft (22) is arranged with mutually staggering from the cutting blade (24) movable arbor (23) from movable arbor (23), described active cutter shaft (22) and be connected to intermeshing driving gear (25) and driven gear (26) with one end from movable arbor (23), described another offside of broken casing (21) is equidistantly fixed with and mutually staggers the ledger-plate (27) arranged with active cutter shaft (22) or from the cutting blade (24) movable arbor (23), described frame (1) is also fixedly connected with broken drive motors (28), described broken drive motors (28) output is connected with active cutter shaft (22).
7. by a kind of high capacity crusher described in claim 6, it is characterized in that described active cutter shaft (22) and installing cutting blade (24) cross section partly from movable arbor (23) is regular polygon, described cutting blade (24) be provided with for active cutter shaft (22) or from movable arbor (23) corresponding cooperation in the cutting blade connecting hole (242) of regular polygon, described cutting blade (24) is circumferentially angularly provided with some crushing teeths (241), described cutting blade (24) staggers successively by certain angle and is arranged on active cutter shaft (22) and makes crushing teeth (241) form spiral helicine broken cingulum (243) from movable arbor (23).
8. by a kind of high capacity crusher described in claim 7, it is characterized in that described active cutter shaft (22) and be provided with for the cutting blade spacer (244) by cutting blade (24) spaced at equal intervals between the cutting blade (24) movable arbor (23) is adjacent, described active cutter shaft (22) and from movable arbor (23) install cutting blade (24) part cross section be positive six polygons, described cutting blade (24) is circumferentially provided with 3 crushing teeths (241), adjacent two crushing teeths (241) become 120 ° of angles, described cutting blade connecting hole (242) is in regular hexagon.
9. by a kind of high capacity crusher described in claim 8, it is characterized in that described ledger-plate (27) cutting edge side is provided with towards and close to the recess (271) of cutting blade spacer (244) lateral surface, described ledger-plate (27) and broken casing (21) side are connected by T-slot.
CN201410821268.1A 2014-12-22 2014-12-22 A kind of high capacity crusher Active CN104624320B (en)

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CN107199088A (en) * 2017-06-14 2017-09-26 孙继春 Agricultural joint silt machine
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CN105498920A (en) * 2016-03-05 2016-04-20 李时令 Radix puerariae crushing machine
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CN107199088A (en) * 2017-06-14 2017-09-26 孙继春 Agricultural joint silt machine
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CN112474730A (en) * 2020-11-12 2021-03-12 董立喜 Printed circuit board waste destroying device
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