Novel mining crushing device

Abstract

The invention relates to the technical field of crushing devices, in particular to a novel mining crushing device which comprises a mounting shell A, a mounting shell B and a motor and further comprises a connecting shaft A, a connecting shaft B is arranged on one side of the connecting shaft A, and the motor and the connecting shaft A are in meshing transmission connection through a bevel gear; a filter screen is fixed on the lower side of the movable frame; the two clamping plates can slide on the inner side of the movable frame; a feeding hole is formed in the upper side of the mounting plate, and two shielding plates are arranged between the mounting plate and the moving frame; the feeding pipe is communicated with the feeding hole; a crushing unit; a vibration unit; a crushing unit; and an opening and closing unit. And by arranging the vibration unit, the moving frame and the filter screen, ore can be screened, overlarge ore is prevented from entering the crushing unit, the influence on the device is reduced, the machining efficiency is improved, and the service life of the device is prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of crushing devices, and in particular to a new type of crushing device for mining. Background Art

[0002] Mining crushing devices are usually used to process solids. The purpose of the crushing operation is to separate the useful minerals and gangue minerals in the ore into monomers, provide materials with suitable particle size and form for subsequent mineral processing, or directly provide general powder products. Mining crushers crush materials into the required particle size through the action of compression strength limit. This process is crucial for resource processing and the handling of mineral raw materials.

[0003] The mine will use crushing equipment to crush the ore, so that the ore can be processed from large pieces into suitable small pieces, which is convenient for subsequent processing of the ore.

[0004] When the crushing device is crushing the ore, it is necessary to pay attention to the size of the ore. Too large ore is not convenient to process and will affect the crushing device. For this reason, we propose a new type of mining crushing device to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings in the prior art that when a crushing device is crushing ore, it is necessary to pay attention to the size of the ore. Too large ore is not convenient to process and will affect the crushing device. A new type of crushing device for mining is proposed to solve the problem.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A new type of mining crushing device is designed, including an A mounting shell, a B mounting shell and a motor, wherein the A mounting shell is fixedly connected to the upper side of the B mounting shell, the motor is installed on the right side of the B mounting shell and the motor is connected to a power supply and a controller through a wire, and also includes:

[0008] A connecting shaft, a B connecting shaft is provided on one side of the A connecting shaft, two positioning holes are provided on the left and right sides of the A mounting shell, the A connecting shaft and the B connecting shaft can rotate inside the positioning holes, and the motor and the A connecting shaft are connected through a bevel gear meshing transmission;

[0009] A movable frame, the movable frame can slide inside the mounting shell B, and a filter screen is fixed on the lower side of the movable frame;

[0010] Clamping plates, the number of which is two, the clamping plates are respectively located at the front and rear ends of the inner side of the moving frame and the upper side of the filter net, and the clamping plates can slide inside the moving frame;

[0011] A mounting plate, the mounting plate is located on the upper side of the moving frame and is fixedly connected to the inner side of the A mounting shell, a feed hole is provided on the upper side of the mounting plate, and two shielding plates are provided between the mounting plate and the moving frame;

[0012] A feed pipe, the feed pipe is fixedly connected to the upper side of the mounting plate and communicates with the feed hole;

[0013] A crushing unit, the crushing unit is located between the A connecting shaft and the B connecting shaft and the inner side of the B mounting shell;

[0014] A vibration unit, the vibration unit is located between the moving frame and the inner side of the A mounting shell;

[0015] A crushing unit, the crushing unit is located between the clamping plate and the moving frame;

[0016] An opening and closing unit is located between the shielding plate and the mounting plate.

[0017] Preferably, the crushing unit includes two connecting cylinders, the connecting cylinders are located on the inner side of the B mounting shell, the B mounting shell is fixedly connected to the outer sides of the A connecting shaft and the B connecting shaft, a plurality of mounting rings are installed on the outer side of the connecting cylinders, a plurality of crushing teeth are fixed on the outer side of the mounting rings, auxiliary blocks are fixed at the front and rear sides of the inner side of the B mounting shell, a placement groove is provided on the side of the auxiliary block facing the connecting cylinder, the connecting cylinder, the mounting ring and the crushing teeth can be rotated on the inner side of the placement groove, and the A connecting shaft and the B connecting shaft are connected by gear meshing transmission.

[0018] By adopting the above technical solution, the ore can be crushed, and the crushing teeth can be easily replaced by installing the ring.

[0019] Preferably, the upper surface of the auxiliary block is an inclined surface and the end of the upper surface of the auxiliary block close to the connecting tube is the lowest end.

[0020] By adopting the above technical solution, the upper surface of the auxiliary block is inclined, which makes it convenient to send the ore to the middle of the crushing unit for processing.

[0021] Preferably, the vibration unit includes four cam wheels, two supporting shafts are fixed on the left and right sides of the A mounting shell, the inner side of the cam wheel is rotatably connected to the outer side of the supporting shaft, the cam wheel is meshingly connected to both ends of the A connecting shaft and the B connecting shaft through a sprocket chain, connecting rods are provided on the left and right sides of the A mounting shell, three A guide holes are provided on the left and right sides of the A mounting shell, A connecting blocks are slidingly provided on the inner sides of the A guide holes, the A connecting blocks are fixedly connected to the connecting rod and the outer side of the moving frame, two contact wheels are fixed on the side of the connecting rod away from the moving frame, and the outer side of the contact wheel is in contact with the outer side of the cam wheel.

[0022] By adopting the above technical solution, the vibration unit vibrates with the filter screen to screen the ore, preventing large ore from entering the crushing unit, reducing the impact on the device, and improving processing efficiency and service life.

[0023] Preferably, a limiting ring is provided on the lower side of the filter screen, and the limiting ring is fixedly connected to the inner side of the A mounting shell.

[0024] By adopting the above technical solution, the limiting ring supports and limits the lower end of the filter screen, thereby improving the stability of the vibration unit operation.

[0025] Preferably, the crushing unit includes four multi-rod electric hydraulic cylinders, two through holes are provided on the front and rear sides of the moving frame, two B guide holes are provided on the front and rear sides of the A mounting shell, a C-type connecting plate is installed on the outside of the multi-rod electric hydraulic cylinder, the C-type connecting plate is fixedly connected to the moving frame and the C-type connecting plate can slide on the inside of the B guide hole, the multi-rod electric hydraulic cylinder is fixedly connected to the clamping plate through the through holes, a plurality of crushing strips are fixed on one side of the clamping plate, and the multi-rod electric hydraulic cylinder is connected to a power supply and a controller through wires.

[0026] By adopting the above technical solution, the crushing unit with the clamping plates and crushing bars can crush the larger ore on the filter screen into small pieces, so that it can pass through the filter screen and enter the crushing unit for processing.

[0027] Preferably, guide grooves are provided on the left and right sides of the clamping plate, guide plates are fixed on the left and right sides of the inner side of the movable frame, the guide plates can slide inside the guide grooves, guide strips are fixed on the left and right sides of the C-shaped connecting plate, a C-shaped limit strip is slidably provided on the outer side of the guide strip, and the C-shaped limit strip is fixedly connected to the A mounting shell.

[0028] By adopting the above technical solution, the guide plate plays a role of limiting and guiding the clamping plate, while the C-shaped limit strip and guide strip play a role of guiding and limiting the C-shaped connecting plate, making the operation of the device more stable.

[0029] Preferably, the opening and closing unit includes two double-end electric linear slides, two L-shaped limit strips are fixed on the lower side of the mounting plate and two sliding holes are provided on the lower side of the mounting plate, the shielding plate can slide on the inner side of the L-shaped limit strip, and two A connecting plates are fixed on the upper side of the shielding plate, the A connecting plates can slide on the inner side of the sliding holes, the A connecting plates are connected to the moving ends of the double-end electric linear slides, the double-end electric linear slides are installed on the upper side of the mounting plate, and the double-end electric linear slides are connected to a power supply and a controller through wires.

[0030] By adopting the above technical solution, the opening and closing unit can move under the mounting plate with the shielding plate to block or open the feed hole, and can prevent ore from jumping out of the feed hole when necessary, thereby improving the safety of the device.

[0031] Preferably, a plurality of reinforcement strips are fixed between the two L-shaped limit strips, and the reinforcement strips are fixedly connected to the lower side of the shielding plate.

[0032] By adopting the above technical solution, the reinforcing strip improves the strength of the shielding plate.

[0033] The invention proposes a new type of mining crushing device, which has the following beneficial effects:

[0034] 1. By setting up the vibration unit, moving frame and filter screen, the ore can be screened to prevent oversized ore from entering the crushing unit, reduce the impact on the device, and improve the processing efficiency and service life of the device;

[0035] 2. By setting the clamping plate, the shielding plate, the crushing unit and the opening and closing unit, the large-sized ore on the filter screen can be crushed, and the processed ore can enter the crushing unit for further processing, thereby improving the processing efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 This is a schematic diagram of the front three-dimensional structure of a new type of mining crushing device proposed by the present invention;

[0037] Figure 2 The present invention proposes Figure 1 A partial enlarged schematic diagram of the three-dimensional structure of the middle A area;

[0038] Figure 3 The present invention proposes Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle B area;

[0039] Figure 4 The present invention proposes Figure 1 A schematic diagram of the partially enlarged three-dimensional structure of the middle C area;

[0040] Figure 5 This is a right side cutaway three-dimensional structural schematic diagram of a new type of mining crushing device proposed by the present invention;

[0041] Figure 6 The present invention proposes Figure 5 A schematic diagram of the partially enlarged three-dimensional structure of the middle D area;

[0042] Figure 7 The present invention proposes Figure 5 A schematic diagram of the partially enlarged three-dimensional structure of the middle E area;

[0043] Figure 8 The present invention proposes Figure 5 Schematic diagram of the partially enlarged three-dimensional structure of the middle F area.

[0044] In the figure: 1. A connecting shaft; 2. moving frame; 3. clamping plate; 4. mounting plate; 5. feeding pipe; 6. crushing unit; 61. connecting cylinder; 62. mounting ring; 63. crushing teeth; 64. auxiliary block; 7. vibration unit; 71. cam wheel; 72. supporting shaft; 73. connecting rod; 74. A connecting block; 75. contact wheel; 76. limiting ring; 8. crushing unit; 81. multi-rod electric hydraulic cylinder; 82. C-type connecting plate; 83. crushing strip; 84. guide plate; 85. guide strip; 86. C-type limiting strip; 9. opening and closing unit; 91. double-end electric linear guide; 92. L-type limiting strip; 93. A connecting plate; 94. reinforcing strip; 10. A mounting shell; 11. B mounting shell; 12. motor; 13. B connecting shaft; 14. filter screen; 15. shielding plate. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0046] Reference Figure 1-8 A new type of mining crushing device includes an A mounting shell 10, a B mounting shell 11 and a motor 12, wherein the A mounting shell 10 is fixedly connected to the upper side of the B mounting shell 11, the motor 12 is installed on the right side of the B mounting shell 11 and the motor 12 is connected to a power supply and a controller through a wire, and also includes:

[0047] A connecting shaft 1, a B connecting shaft 13 is provided on one side of the A connecting shaft 1, two positioning holes are provided on the left and right sides of the A mounting shell 10, the A connecting shaft 1 and the B connecting shaft 13 can rotate inside the positioning holes, and the motor 12 is connected to the A connecting shaft 1 through a bevel gear meshing transmission;

[0048] The crushing unit 6 is located between the A connecting shaft 1 and the B connecting shaft 13 and the inner side of the B mounting shell 11. The crushing unit 6 includes two connecting cylinders 61. The connecting cylinder 61 is located inside the B mounting shell 11. The B mounting shell 11 is fixedly connected to the outer sides of the A connecting shaft 1 and the B connecting shaft 13. A plurality of mounting rings 62 are installed on the outer side of the connecting cylinder 61. A plurality of crushing teeth 63 are fixed on the outer side of the mounting ring 62. Auxiliary blocks 64 are fixed to the front and rear sides of the inner side of the B mounting shell 11. The upper surface of the auxiliary block 64 is an inclined surface and the upper surface of the auxiliary block 64 is close to the end of the connecting cylinder 61 as the lowest end. A placement groove is provided on the side of the auxiliary block 64 facing the connecting cylinder 61. The connecting cylinder 61, the mounting ring 62 and the crushing teeth 63 can rotate inside the placement groove. The connecting shaft 1 and the connecting shaft B 13 are connected by gear meshing transmission. The motor 12 rotates the connecting shaft A 1 through the bevel gear. The connecting shaft A 1 will rotate the connecting shaft B 13 in the opposite direction through the gear. The connecting shaft A 1 and the connecting shaft B 13 will rotate with the connecting cylinder 61. The connecting cylinder 61 will rotate with the crushing teeth 63 through the mounting ring 62 to crush the ore. The auxiliary block 64 can prevent the ore from contacting the crushing teeth 63 from both sides or directly passing through the crushing unit 6, and the upper surface of the auxiliary block 64 is an inclined surface, so that the ore can enter between the connecting shaft A 1 and the connecting shaft B 13, so that the device can better crush the ore and improve the processing quality of the device.

[0049] The movable frame 2 can slide inside the B mounting shell 11. A filter screen 14 is fixed on the lower side of the movable frame 2. The filter screen 14 can retain larger ores to prevent the larger ores from being crushed by the crushing unit 6, thereby reducing the probability of damage to the crushing unit 6.

[0050] The vibration unit 7 is located between the moving frame 2 and the inner side of the A mounting shell 10. The vibration unit 7 includes four cam wheels 71. Two support shafts 72 are fixed on the left and right sides of the A mounting shell 10. The inner side of the cam wheel 71 is rotatably connected to the outer side of the support shaft 72. The cam wheel 71 is connected to the A connecting shaft 1 and the B connecting shaft 13 at both ends through a sprocket chain meshing transmission. Connecting rods 73 are provided on the left and right sides of the A mounting shell 10. Three A guide holes are provided on the left and right sides of the A mounting shell 10. A connecting block 74 is slidably provided on the inner side of the A guide hole. The A connecting block 74 is fixedly connected to the connecting rod 73 and the outer side of the moving frame 2. A limiting ring 76 is provided on the lower side of the filter screen 14. The limiting ring 76 is connected to the A The inner side of the mounting shell 10 is fixedly connected, and two contact wheels 75 are fixed on the side of the connecting rod 73 away from the moving frame 2. The outer side of the contact wheel 75 contacts the outer side of the cam wheel 71. When the A connecting shaft 1 and the B connecting shaft 13 rotate under the action of the motor 12, the cam wheel 71 will be driven to rotate on the support shaft 72 through the sprocket chain. As the cam wheel 71 rotates, the contact wheel 75 in contact with the cam wheel 71 will move up and down, and then the contact wheel 75 will drive the moving frame 2 and the filter screen 14 to shake up and down in the B mounting shell 11 through the connecting rod 73 and the A connecting block 74, so that the filter screen 14 can better screen the ore, thereby improving the screening efficiency.

[0051] Clamping plates 3, there are two clamping plates 3, the clamping plates 3 are respectively located at the front and rear ends of the inner side of the moving frame 2 and the upper side of the filter screen 14, and the clamping plates 3 can slide inside the moving frame 2;

[0052] The crushing unit 8 is located between the clamping plate 3 and the moving frame 2. The crushing unit 8 includes four multi-rod electric hydraulic cylinders 81. Guide grooves are provided on the left and right sides of the clamping plate 3. Guide plates 84 are fixed on the left and right sides of the inner side of the moving frame 2. The guide plates 84 can slide on the inner side of the guide grooves. The guide plates 84 guide and limit the movement of the clamping plate 3 in the moving frame 2, making the movement of the guide plates 84 more stable. Two through holes are provided on the front and rear sides of the moving frame 2. Two B guide holes are provided on the front and rear sides of the A mounting shell 10. A C-type connecting plate 82 is installed on the outer side of the multi-rod electric hydraulic cylinder 81. The C-type connecting plate 82 is fixedly connected to the moving frame 2 and the C-type connecting plate 82 can slide on the inner side of the B guide hole. Guide strips 85 are fixed on the left and right sides of the C-type connecting plate 82. A C-type limit strip 86 slides on the outer side of the guide strip 85. The limit bar 86 is fixedly connected to the A mounting shell 10, and the guide bar 85 and the C-type limit bar 86 guide and limit the movement of the C-type connecting plate 82 in the B guide hole, so that the crushing unit 8 can better move with the vibration unit 7, reduce the probability of interference during the movement of the device, and improve the stability of the device movement. The multi-rod electric hydraulic cylinder 81 is fixedly connected to the clamping plate 3 through the through hole, and a plurality of crushing bars 83 are fixed on one side of the clamping plate 3. The multi-rod electric hydraulic cylinder 81 is connected to the power supply and the controller through a wire. The multi-rod electric hydraulic cylinder 81 moves with the clamping plate 3 in the moving frame 2, allowing the clamping plate 3 to move with the crushing bars 83, crushing the ore on the filter screen 14, allowing it to become smaller and fall from the filter screen 14 into the crushing unit 6 for crushing processing, thereby improving the processing efficiency of the device.

[0053] The mounting plate 4 is located on the upper side of the moving frame 2 and is fixedly connected to the inner side of the A mounting shell 10. A feed hole is provided on the upper side of the mounting plate 4. Two shielding plates 15 are provided between the mounting plate 4 and the moving frame 2.

[0054] The opening and closing unit 9 is located between the shielding plate 15 and the mounting plate 4. The opening and closing unit 9 includes two double-end electric linear slide rails 91. Two L-shaped limit strips 92 are fixed on the lower side of the mounting plate 4 and two sliding holes are provided on the lower side of the mounting plate 4. The shielding plate 15 can slide inside the L-shaped limit strips 92. A plurality of reinforcing strips 94 are fixed between the two L-shaped limit strips 92. The reinforcing strips 94 are fixedly connected to the lower side of the shielding plate 15. The reinforcing strips 94 improve the overall strength of the shielding plate 15. Two A connecting plates 93 are fixed on the upper side of the shielding plate 15. The A connecting plate 93 can slide inside the sliding hole, and the A connecting plate 93 is connected to the moving end of the double-end electric linear slide 91. The double-end electric linear slide 91 is installed on the upper side of the mounting plate 4. The double-end electric linear slide 91 is connected to the power supply and the controller through wires. The double-end electric linear slide 91 moves in opposite directions under the mounting plate 4 and in the L-shaped limit strip 92 with two baffle plates 15 through the A connecting plate 93, so as to block or open the feed hole. When necessary, it can prevent ore from jumping out of the feed hole, thereby improving the safety of the device.

[0055] A feed pipe 5, which is fixedly connected to the upper side of the mounting plate 4 and communicates with the feed hole;

[0056] How it works:

[0057] The ore is fed from the feed pipe 5 to the filter 14 in the B mounting shell 11, and then the motor 12 drives the A connecting shaft 1 and the B connecting shaft 13 to rotate, so that the A connecting shaft 1 and the B connecting shaft 13 move with the vibration unit 7 to quickly screen the ore on the filter 14. At the same time, the crushing unit 6 will crush the ore screened by the filter 14 as the A connecting shaft 1 and the B connecting shaft 13 rotate. When the amount of ore screened and retained on the filter 14 reaches a certain amount, the baffle 15 is driven to move by the opening and closing unit 9 to block the feed hole to prevent the ore from continuing to enter. Then the crushing unit 8 brings the clamping plate 3 to crush the ore on the filter 14 and allow it to pass through the filter 14 into the crushing unit 6. At the same time, the baffle 15 can prevent the ore from jumping out of the feed hole. Finally, the feed hole is opened to allow the ore to continue to enter the device for processing.

[0058] In the description of this patent, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0059] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A new type of crushing device for mining, comprising an A mounting shell (10), a B mounting shell (11) and a motor (12), wherein the A mounting shell (10) is fixedly connected to the upper side of the B mounting shell (11), the motor (12) is installed on the right side of the B mounting shell (11) and the motor (12) is connected to a power supply and a controller through a wire, characterized in that: Also includes: A connecting shaft (1), a B connecting shaft (13) is provided on one side of the A connecting shaft (1), two positioning holes are provided on the left and right sides of the A mounting shell (10), the A connecting shaft (1) and the B connecting shaft (13) can rotate inside the positioning holes, and the motor (12) and the A connecting shaft (1) are connected to each other through a bevel gear meshing transmission; A movable frame (2), the movable frame (2) being slidable inside the B mounting shell (11), and a filter screen (14) being fixed on the lower side of the movable frame (2); Clamping plates (3), the number of the clamping plates (3) is two, the clamping plates (3) are respectively located at the front and rear ends of the inner side of the movable frame (2) and the upper side of the filter screen (14), and the clamping plates (3) can slide inside the movable frame (2); A mounting plate (4), the mounting plate (4) being located on the upper side of the moving frame (2) and the mounting plate (4) being fixedly connected to the inner side of the A mounting shell (10), a feed hole being provided on the upper side of the mounting plate (4), and two shielding plates (15) being provided between the mounting plate (4) and the moving frame (2); A feed pipe (5), wherein the feed pipe (5) is fixedly connected to the upper side of the mounting plate (4) and the feed pipe (5) is in communication with the feed hole; A crushing unit (6), wherein the crushing unit (6) is located between the A connecting shaft (1), the B connecting shaft (13) and the inner side of the B mounting shell (11); A vibration unit (7), wherein the vibration unit (7) is located between the moving frame (2) and the inner side of the A mounting shell (10); A crushing unit (8), wherein the crushing unit (8) is located between the clamping plate (3) and the moving frame (2); An opening and closing unit (9), wherein the opening and closing unit (9) is located between the shielding plate (15) and the mounting plate (4).

2. A new type of mining crushing device according to claim 1, characterized in that: The crushing unit (6) comprises two connecting cylinders (61), wherein the connecting cylinders (61) are located inside a B mounting shell (11), and the B mounting shell (11) is fixedly connected to the outsides of the A connecting shaft (1) and the B connecting shaft (13). A plurality of mounting rings (62) are mounted on the outside of the connecting cylinders (61), and a plurality of crushing teeth (63) are fixed on the outside of the mounting rings (62). Auxiliary blocks (64) are fixed at the front and rear of the inside of the B mounting shell (11), and a placement groove is provided on the side of the auxiliary block (64) facing the connecting cylinder (61). The connecting cylinder (61), the mounting ring (62) and the crushing teeth (63) can rotate inside the placement groove, and the A connecting shaft (1) and the B connecting shaft (13) are connected by gear meshing transmission.

3. A new type of mining crushing device according to claim 2, characterized in that: The upper surface of the auxiliary block (64) is an inclined surface, and the end of the upper surface of the auxiliary block (64) close to the connecting tube (61) is the lowest end.

4. A new type of mining crushing device according to claim 1, characterized in that: The vibration unit (7) comprises four cam wheels (71), two support shafts (72) are fixed on the left and right sides of the A installation shell (10), the inner side of the cam wheel (71) is rotatably connected to the outer side of the support shaft (72), the cam wheel (71) is connected to the A connecting shaft (1) and the B connecting shaft (13) at both ends through a sprocket chain meshing transmission, connecting rods (73) are provided on the left and right sides of the A installation shell (10), three A guide holes are provided on the left and right sides of the A installation shell (10), A connecting blocks (74) are slidably provided on the inner sides of the A guide holes, the A connecting blocks (74) are fixedly connected to the connecting rods (73) and the outer side of the moving frame (2), and two contact wheels (75) are fixed on the side of the connecting rod (73) away from the moving frame (2), and the outer side of the contact wheel (75) is in contact with the outer side of the cam wheel (71).

5. A new type of mining crushing device according to claim 4, characterized in that: A limiting ring (76) is provided on the lower side of the filter screen (14), and the limiting ring (76) is fixedly connected to the inner side of the A mounting shell (10).

6. A new type of mining crushing device according to claim 1, characterized in that: The crushing unit (8) comprises four multi-rod electric hydraulic cylinders (81), two through holes are respectively arranged on the front and rear sides of the moving frame (2), two B guide holes are respectively arranged on the front and rear sides of the A mounting shell (10), a C-shaped connecting plate (82) is installed on the outer side of the multi-rod electric hydraulic cylinder (81), the C-shaped connecting plate (82) is fixedly connected to the moving frame (2) and the C-shaped connecting plate (82) can slide inside the B guide hole, the multi-rod electric hydraulic cylinder (81) is fixedly connected to the clamping plate (3) through the through holes, a plurality of crushing bars (83) are fixedly arranged on one side of the clamping plate (3), and the multi-rod electric hydraulic cylinder (81) is connected to a power supply and a controller via a wire.

7. A new type of mining crushing device according to claim 6, characterized in that: The clamping plate (3) is provided with guide grooves on both sides, the movable frame (2) is fixed with guide plates (84) on both sides, the guide plates (84) can slide inside the guide grooves, the C-shaped connecting plate (82) is fixed with guide bars (85) on both sides, the guide bars (85) are slidably provided with C-shaped limit bars (86) on the outside, and the C-shaped limit bars (86) are fixedly connected to the A mounting shell (10).

8. A new type of mining crushing device according to claim 1, characterized in that: The opening and closing unit (9) comprises two double-end electric linear slide rails (91), two L-shaped limit strips (92) are fixed on the lower side of the mounting plate (4), and two sliding holes are provided on the lower side of the mounting plate (4), the shielding plate (15) can slide inside the L-shaped limit strips (92), two A connecting plates (93) are fixed on the upper side of the shielding plate (15), the A connecting plates (93) can slide inside the sliding holes, the A connecting plates (93) are connected to the upper movable end of the double-end electric linear slide rails (91), the double-end electric linear slide rails (91) are mounted on the upper side of the mounting plate (4), and the double-end electric linear slide rails (91) are connected to a power supply and a controller via a wire.

9. A new type of mining crushing device according to claim 8, characterized in that: A plurality of reinforcement strips (94) are fixed between the two L-shaped limit strips (92), and the reinforcement strips (94) are fixedly connected to the lower side of the shielding plate (15).

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