Quickly replaceable shredding machine blade for scrap steel processing

Abstract

The utility model relates to the technical field of scrap steel processing, in particular to a quickly replaceable shredder blade for scrap steel processing, which comprises a first support plate and a second support plate, the second support plate is arranged on one side of the first support plate, a transmission rod is rotatably mounted on one side of the first support plate, and a fixed disc is arranged on the transmission rod. The fixing disc is fixedly installed on the first supporting plate, a limiting mechanism is arranged between the first supporting plate and the second supporting plate, a roller assembly is arranged in the limiting mechanism, a sliding groove is formed in the roller assembly, connecting rotary discs are arranged on the two sides of the roller assembly, a hole is formed in the second supporting plate, and a limiting rod is arranged on the outer side of the roller assembly. A rotating block is arranged at one end of the limiting rod, a rotating shaft is arranged at the other end of the limiting rod, a replacement mechanism is arranged on the outer side of the limiting mechanism, a limiting disc is arranged in the replacement mechanism, a through hole is formed in the limiting disc, a nut is arranged on one side of the limiting disc, and a first spring rod is arranged on one side of the nut.

Description

Technical Field

[0001] The utility model relates to the technical field of scrap steel processing, in particular to a quickly replaceable shredder blade for scrap steel processing. Background Art

[0002] A shredder is a machine used for coarse crushing, generally used to process unprocessed raw materials or scraps to make them smaller in size. Compared with other crushers, it has low blade speed, low noise and low energy consumption. A representative example is to shred plastic or rubber scraps and use them as raw materials for melting and granulation to remake plastic bottles, tires, trash cans, etc.

[0003] In this regard, China's patent application number: CN217313754U discloses a quickly replaceable shredder blade, including a driving rod, the outer peripheral wall of the driving rod is provided with a plurality of blade bodies, the left sides of the plurality of blade bodies are vertically fixed with a plurality of limiting rods, the right sides of the plurality of blade bodies are provided with a plurality of limiting holes, the plurality of limiting rods respectively penetrate and extend to the interior of the plurality of limiting holes, a connecting plate is vertically fixed between the front inner wall and the back inner wall of the driving rod, and the top and bottom surfaces of the driving rod are provided with a plurality of giving way grooves. The quickly replaceable shredder blade conveniently fixes the blade body on the driving rod through the clearance fit between the fixing rod and the fixing hole, and the staff can conveniently disassemble and assemble the blade under the action of the telescopic rod and the spring. At the same time, the fixing rod is more stable under the action of the elastic potential energy of the spring, and the blade body is prevented from falling off during operation as much as possible.

[0004] However, the existing scrap steel processing shredder blades that can be quickly replaced have a high rotation speed and strong force when the blades are working. The existing devices only control the blades by limiting the position through the limiting rods and the connecting plates in the limiting holes. When replacing, the blades are replaced by the telescopic rods and springs, which may cause the blades to shake during use, thereby affecting the processing work.

[0005] Therefore, in order to solve the above problems, a quickly replaceable shredder blade for scrap steel processing is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a scrap steel processing shredder blade that can be quickly replaced, so as to solve the problem that the scrap steel processing shredder blade that can be quickly replaced in the prior art mentioned in the above background technology has a high rotation speed and strong power when the blade is working. The existing device only controls the blade by the limit rod and the connecting plate in the limit hole, and the blade is replaced by the telescopic rod and the spring during replacement, which may cause the blade to shake during use, thereby affecting the processing work.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a shredder blade for scrap steel processing that can be quickly replaced, comprising: a first support plate and a second support plate, a second support plate is provided on one side of the first support plate, a transmission rod is rotatably installed on one side of the first support plate, a fixed plate is provided on the transmission rod, and the fixed plate is fixedly installed on the first support plate, a limiting mechanism is provided between the first support plate and the second support plate, a roller assembly is provided in the limiting mechanism, a slide groove is provided on the roller assembly, and connecting turntables are provided on both sides of the roller assembly, a hole is provided on the second support plate, a limiting rod is provided on the outer side of the roller assembly, a rotating block is provided at one end of the limiting rod, and a rotating shaft is provided at the other end of the limiting rod, a replacement mechanism is provided on the outer side of the limiting mechanism, a limiting disk is provided in the replacing mechanism, a through hole is provided on the limiting disk, and a nut is provided on one side of the limiting disk, and a first spring rod is provided on one side of the nut.

[0008] Preferably, a blade ring is movably mounted on one end of the first spring rod, and a shredding assembly is fixedly mounted on the blade ring.

[0009] Preferably, a sliding block is fixedly mounted on the inner side of the blade ring, and one side of the sliding block is slidably mounted in a sliding groove.

[0010] Preferably, a second spring rod is movably mounted on one side of the blade ring, a movable ring is movably mounted on one side of the second spring rod, and the movable ring is movably mounted on the roller assembly.

[0011] Preferably, the connecting turntable is movably installed on both sides of the roller assembly, and the roller assembly is rotatably installed between the first support plate and the second support plate through the connecting turntable, and one end of the limit rod passes through the hole and is movably installed on the outside of the roller assembly.

[0012] Preferably, the rotating block is movably mounted on one end of the limiting rod, the rotating shaft is movably mounted on the other end of the limiting rod, and one end of the limiting rod passes through the hole and the perforation and is movably mounted on the outside of the drum assembly.

[0013] Preferably, the limiting plate is fixedly mounted on one side of the drum assembly, the nut is movably mounted on the limiting plate, and the first spring rod is movably mounted on one side of the limiting plate via the nut.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. A limiting mechanism is set up, through which the blade can be limited and fixed to prevent shaking during operation. The blade assembly is driven to rotate by the roller assembly in the mechanism. In this process, the roller assembly can be powered by the connecting turntable, and the slide groove on the roller assembly cooperates with the slider at the lower end of the blade ring to limit the blade ring. One end of the limiting rod is passed through the hole on the blade ring, the limiting plate and the movable plate through the hole on the side of the second support plate, and is limited and fixed by the cooperation of the rotating shaft and the rotating block, thereby improving the stability of the device.

[0016] 2. A replacement mechanism is provided, through which the blade assembly can be replaced quickly and effectively. The first spring rod and the second spring rod in the mechanism cooperate with each other to perform limit buffering between the blade ring and the limit plate respectively, and the second spring rod performs limit buffering between the movable ring and the blade ring. When replacing, the movable ring on one side of the drum assembly can be slowly taken out by rotating the nut, and the blade ring can be removed and replaced, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the contents of the embodiments of the present invention and these drawings without paying any creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic front view of the structure of the main body of the utility model;

[0020] Figure 3 It is a schematic cross-sectional front view of the structure of the replacement mechanism of the utility model;

[0021] Figure 4 It is a schematic diagram of the structural section of the limiting mechanism of the utility model.

[0022] In the figure: 1. first support plate; 2. second support plate; 3. transmission rod; 4. fixed plate; 5. limiting mechanism; 51. roller assembly; 52. slide groove; 53. connecting turntable; 54. hole; 55. rotating block; 56. limiting rod; 57. rotating shaft; 6. replacement mechanism; 61. limiting plate; 62. perforation; 63. nut; 64. first spring rod; 65. blade ring; 66. shredding assembly; 67. slider; 68. second spring rod; 69. movable ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 , an embodiment provided by the utility model:

[0025] A shredder blade for scrap steel processing that can be quickly replaced, comprising: a first support plate 1 and a second support plate 2, wherein the first support plate 1 is provided with a second support plate 2 on one side, a transmission rod 3 is rotatably mounted on one side of the first support plate 1, a fixed disk 4 is provided on the transmission rod 3, and the fixed disk 4 is fixedly mounted on the first support plate 1, a limiting mechanism 5 is provided between the first support plate 1 and the second support plate 2, a roller assembly 51 is provided in the limiting mechanism 5, a slide groove 52 is provided on the roller assembly 51, and connecting turntables 53 are provided on both sides of the roller assembly 51, and a A hole 54 is provided on the outside of the roller assembly 51, a limiting rod 56 is provided at one end of the limiting rod 56, and a rotating block 55 is provided at the other end of the limiting rod 56, a rotating shaft 57 is provided at the other end of the limiting rod 56, a replacing mechanism 6 is provided on the outside of the limiting mechanism 5, a limiting plate 61 is provided in the replacing mechanism 6, a through hole 62 is opened on the limiting plate 61, and a nut 63 is provided on one side of the limiting plate 61, and a first spring rod 64 is provided on one side of the nut 63. By setting this component, the blade assembly can be limited and fixed by the limiting mechanism 5, and the blade assembly can be quickly replaced when it needs to be replaced through the replacing mechanism 6.

[0026] As a further feature of the present invention, a blade ring 65 is movably mounted on one end of the first spring rod 64 , and a shredding assembly 66 is fixedly mounted on the blade ring 65 . By providing this component, one side of the blade ring 65 can be buffered and limited by the first spring rod 64 .

[0027] As a further feature of the present invention, a slider 67 is fixedly installed on the inner side of the blade ring 65, and one side of the slider 67 is slidably installed in the slide groove 52. By setting this component, the slider 67 can slide in the slide groove 52, thereby limiting the blade ring 65.

[0028] As a further feature of the present invention, a second spring rod 68 is movably mounted on one side of the blade ring 65, a movable ring 69 is movably mounted on one side of the second spring rod 68, and the movable ring 69 is movably mounted on the roller assembly 51. By providing this component, the movable ring 69 and the blade ring 65 can be buffered by the second spring rod 68 on one side of the movable ring 69.

[0029] As a further feature of the present invention, the connecting turntable 53 is movably installed on both sides of the roller assembly 51, and the roller assembly 51 is rotatably installed between the first support plate 1 and the second support plate 2 through the connecting turntable 53, and one end of the limit rod 56 passes through the hole 54 and is movably installed on the outside of the roller assembly 51. By setting up this component, the roller assembly 51 can be supported by the connecting turntable 53.

[0030] As a further feature of the present invention, the rotating block 55 is movably mounted on one end of the limiting rod 56, the rotating shaft 57 is movably mounted on the other end of the limiting rod 56, and one end of the limiting rod 56 passes through the hole 54 and the through hole 62 and is movably mounted on the outside of the roller assembly 51. By setting this component, the limiting rod 56 can be limited by the rotating block 55.

[0031] As a further feature of the present invention, the limit plate 61 is fixedly mounted on one side of the roller assembly 51, the nut 63 is movably mounted on the limit plate 61, and the first spring rod 64 is movably mounted on one side of the limit plate 61 through the nut 63. By setting this component, one side of the roller assembly 51 can be limited by the limit plate 61.

[0032] Working principle: When it is necessary to use a scrap steel processing shredder blade that can be quickly replaced, it is only necessary to rotate the roller assembly 51 through the cooperation between the transmission rod 3 and the connecting turntable 53. When it is necessary to replace the blade, it is only necessary to cooperate with the first spring rod 64 and the second spring rod 68 in the replacement mechanism 6 to limit the buffer between the blade ring 65 and the limit plate 61 respectively, and then limit the buffer between the movable ring 69 and the blade ring 65 through the second spring rod 68. When replacing, the movable ring 69 on one side of the roller assembly 51 can be slowly taken out by rotating the nut 63. The blade ring 65 is removed and replaced, and the blade assembly is driven to rotate by the roller assembly 51 in the limiting mechanism 5. This process can provide power to the roller assembly 51 by connecting the turntable 53, and the slide groove 52 on the roller assembly 51 cooperates with the slider 67 at the lower end of the blade ring 65 to limit the blade ring 65. One end of the limiting rod 56 is passed through the hole 54 on the side of the second support plate 2 through the blade ring 65, the limiting plate 61 and the through-hole 62 on the movable plate 69, and then limited and fixed by the cooperation between the rotating shaft 57 and the rotating block 55, so that the work can be completed.

[0033] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A quickly replaceable shredder blade for scrap steel processing, comprising: A first support plate (1) and a second support plate (2), wherein the first support plate (1) is provided with a second support plate (2) on one side, a transmission rod (3) is rotatably mounted on one side of the first support plate (1), the transmission rod (3) is provided with a fixed plate (4), and the fixed plate (4) is fixedly mounted on the first support plate (1), characterized in that: a limiting mechanism (5) is provided between the first support plate (1) and the second support plate (2), a roller assembly (51) is provided in the limiting mechanism (5), a slide groove (52) is provided on the roller assembly (51), and two rollers (51) are provided on both sides of the roller assembly (51). A connecting rotating disk (53) is provided, a hole (54) is provided on the second supporting plate (2), a limiting rod (56) is provided on the outside of the roller assembly (51), a rotating block (55) is provided at one end of the limiting rod (56), and a rotating shaft (57) is provided at the other end of the limiting rod (56), a replacement mechanism (6) is provided on the outside of the limiting mechanism (5), a limiting disk (61) is provided inside the replacement mechanism (6), a through hole (62) is provided on the limiting disk (61), a nut (63) is provided on one side of the limiting disk (61), and a first spring rod (64) is provided on one side of the nut (63).

2. The quickly replaceable shredder blade for scrap steel processing according to claim 1, characterized in that: A blade ring (65) is movably mounted on one end of the first spring rod (64), and a shredding assembly (66) is fixedly mounted on the blade ring (65).

3. The quickly replaceable shredder blade for scrap steel processing according to claim 2, characterized in that: A sliding block (67) is fixedly mounted on the inner side of the blade ring (65), and one side of the sliding block (67) is slidably mounted in the sliding groove (52).

4. The quickly replaceable shredder blade for scrap steel processing according to claim 3, characterized in that: A second spring rod (68) is movably mounted on one side of the blade ring (65), a movable ring (69) is movably mounted on one side of the second spring rod (68), and the movable ring (69) is movably mounted on the roller assembly (51).

5. The quickly replaceable shredder blade for scrap steel processing according to claim 1, characterized in that: The connecting turntable (53) is movably mounted on both sides of the roller assembly (51), and the roller assembly (51) is rotatably mounted between the first support plate (1) and the second support plate (2) via the connecting turntable (53), and one end of the limiting rod (56) passes through the hole (54) and is movably mounted on the outside of the roller assembly (51).

6. The quickly replaceable shredder blade for scrap steel processing according to claim 1, characterized in that: The rotating block (55) is movably mounted on one end of the limiting rod (56), the rotating shaft (57) is movably mounted on the other end of the limiting rod (56), and one end of the limiting rod (56) passes through the hole (54) and the through hole (62) and is movably mounted on the outside of the roller assembly (51).

7. The quickly replaceable shredder blade for scrap steel processing according to claim 1, characterized in that: The limiting plate (61) is fixedly mounted on one side of the roller assembly (51), the nut (63) is movably mounted on the limiting plate (61), and the first spring rod (64) is movably mounted on one side of the limiting plate (61) through the nut (63).

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