Double-roller ore crusher

Abstract

The utility model discloses a roller type ore crusher, which particularly relates to the field of ore processing, and comprises a crushing box, the top of the crushing box is communicated with a feed hopper, the inner wall of the crushing box is provided with two crushing rollers, one side of each crushing roller is provided with a driving motor, the bottom of the crushing box is communicated with a discharge port, and the inner wall of the crushing box is provided with a pushing mechanism. The pushing and scattering mechanism comprises a rotating motor fixedly mounted on the outer wall of the crushing box, a rotating rod is arranged on one side of the rotating motor, the rotating rod is arranged in a horizontal state, a disc is fixedly mounted on the outer wall of the rotating rod, and the disc and the rotating rod are perpendicular to each other; according to the utility model, the pushing and dispersing mechanism is arranged, so that when the roll crusher works, a large amount of ores accumulated in the middle of the roll crusher are pushed and dispersed by arranging the reciprocating stirring and dispersing plate in the middle of the two crushing rolls of the roll crusher, and the crushing efficiency is prevented from being influenced by the condition that the crushing rolls are blocked by the ores.

Description

Technical Field

[0001] The utility model relates to the technical field of ore processing, and more specifically, to a double-roller ore crusher. Background Art

[0002] Ore refers to a mineral aggregate from which useful components can be extracted or which has certain properties that can be utilized. It can be divided into metal minerals and non-metallic minerals. After being processed step by step such as crushing and grinding, the ore can be used in metal mines, metallurgical industry, chemical industry, construction industry, railway (highway) construction units, cement industry, sand and gravel industry and other engineering fields;

[0003] The traditional double-roll crusher for ore crushing does not have a structure to break up or spread the fed materials. As a result, when a large amount of ore is fed in at one time, a large amount of ore piles up on the double-roll crusher, causing the crushing roller of the double-roll crusher to be blocked, making the extrusion crushing of the double-roll crusher slow, affecting the crushing efficiency of the double-roll crusher.

[0004] In view of the above technical defects, a solution is now provided. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a double-roll ore crusher, which is provided with a pushing and spreading mechanism. When the double-roll crusher is working, a reciprocating spreading plate is provided in the middle of the two crushing rollers of the double-roll crusher, so that a large amount of ore accumulated in the middle of the double-roll crusher is pushed and spread, thereby avoiding the crushing rollers being blocked by ore and affecting the crushing efficiency, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a double-roll ore crusher, comprising a crushing box, the top of the crushing box is connected to a feed hopper, the inner wall of the crushing box is provided with two crushing rollers, one side of the two crushing rollers is provided with a driving motor, the bottom of the crushing box is connected to a discharge port, and the inner wall of the crushing box is provided with a pushing and spreading mechanism;

[0007] The pushing and spreading mechanism comprises a rotating motor fixedly mounted on the outer wall of the crushing box, a rotating rod is provided on one side of the rotating motor, the rotating rod is arranged in a horizontal state, a disc is fixedly mounted on the outer wall of the rotating rod, the disc and the rotating rod are arranged perpendicular to each other, and the disc is arranged in a vertical state;

[0008] A positioning column is fixed on the outer wall of the disc. The positioning column and the disc are arranged perpendicular to each other. The positioning column is fixedly installed at the eccentric position of the disc.

[0009] In a preferred embodiment, a pushing rod is rotatably mounted on the outer wall of the positioning column, the pushing rod and the positioning column are arranged perpendicular to each other, a top pull rod is fixedly mounted on one side of the pushing rod, the top pull rod passes through the outer wall of the crushing box, and the top pull rod is arranged in a horizontal state;

[0010] A scatter plate is fixedly installed on one side of the top pull rod, and the scatter plate is arranged vertically downward. The scatter plate is located in the middle of the two crushing rollers, and the length of the scatter plate is smaller than the length of the crushing rollers. A sliding bar is slidably installed on the top of the scatter plate, and the sliding bar is slidably installed on the inner wall of the crushing box. The length of the sliding bar is greater than the length of the scatter plate.

[0011] In a preferred embodiment, a pushing tooth is fixedly installed on the bottom of the scattering plate, the pushing tooth and the bottom of the scattering plate are arranged perpendicular to each other, the pushing tooth is arranged vertically downward, the bottom of the pushing tooth is arranged in a serrated shape, and the length of the pushing tooth is the same as the length of the scattering plate.

[0012] In a preferred embodiment, a closing mechanism is provided at the bottom of the top pull rod, and the closing mechanism includes a slide groove arranged at the bottom of the top pull rod, the slide groove is opened on the inner wall of the crushing box, and a sealing plate is slidably installed on the inner wall of the slide groove, the sealing plate and the top pull rod are arranged perpendicular to each other, the top of the sealing plate is in contact with the outer wall of the top pull rod, and the outer wall of the sealing plate is in contact with the inner wall of the crushing box.

[0013] In a preferred embodiment, a top support plate is fixedly installed on the bottom of the blocking plate, and the top support plate is slidably installed on the inner wall of the slide groove. The top support plate and the blocking plate are arranged perpendicular to each other, and a support spring is fixedly installed on the bottom of the top support plate, and the support spring is fixedly installed on the inner wall of the slide groove.

[0014] Technical effects and advantages of the utility model:

[0015] The utility model provides a pushing and closing mechanism, and drives the disc through a rotating motor to make the positioning column perform circular motion, and drives the pushing rod through the positioning column to make the top pull rod perform synchronous circular motion, so that the top pull rod pulls the scattering plate on the slide bar to perform reciprocating left and right motions, and at the same time the slide bar slides up and down accordingly on the inner wall of the crushing box, so that the scattering plate can perform circular motion, that is, the scattering plate drives the pushing and closing teeth to approach and push and scatter the ore accumulated between the two crushing rollers, so as to avoid the crushing rollers being blocked by the ore and affecting the crushing efficiency, and the sealing plate supported by the supporting spring is always kept against the bottom of the top pull rod, and then the slot is sealed by the sealing plate to avoid the ore leaking out of the slot. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a top view of the utility model.

[0018] Figure 3 It is a partial cross-sectional view of the utility model.

[0019] Figure 4 For this utility model Figure 3 A-section structure enlarged view.

[0020] Figure 5 For this utility model Figure 3 Enlarged view of the structure of part B.

[0021] The accompanying drawings are marked as follows: 1. crushing box; 2. feed hopper; 3. crushing roller; 4. driving motor; 5. discharge port; 6. pushing and scattering mechanism; 61. rotating motor; 62. rotating rod; 63. disc; 64. positioning column; 65. pushing rod; 66. pulling rod; 67. scattering plate; 68. sliding bar; 69. pushing and dropping teeth; 7. closing mechanism; 71. slide groove; 72. blocking plate; 73. top support plate; 74. supporting spring. DETAILED DESCRIPTION

[0022] 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.

[0023] Refer to the instruction manual Figure 1 - Figure 5 , a double-roll ore crusher, such as Figure 1 and Figure 3 As shown, it comprises a crushing box 1, the top of the crushing box 1 is connected to a feed hopper 2, the inner wall of the crushing box 1 is provided with two crushing rollers 3, one side of the two crushing rollers 3 is provided with a driving motor 4, the bottom of the crushing box 1 is connected to a discharge port 5, and the inner wall of the crushing box 1 is provided with a pushing and spreading mechanism 6;

[0024] like Figure 2 , Figure 3 and Figure 4 As shown, the pushing mechanism 6 includes a rotating motor 61 fixedly mounted on the outer wall of the crushing box 1, a rotating rod 62 is provided on one side of the rotating motor 61, the rotating rod 62 is arranged in a horizontal state, a disc 63 is fixedly mounted on the outer wall of the rotating rod 62, the disc 63 and the rotating rod 62 are arranged perpendicular to each other, and the disc 63 is arranged in a vertical state, and the rotating motor 61 drives the rotating rod 62 to make the disc 63 rotate;

[0025] like Figure 3 and Figure 4 As shown, a positioning column 64 is fixed on the outer wall of the disk 63. The positioning column 64 and the disk 63 are arranged perpendicular to each other. The positioning column 64 is fixedly installed at the eccentric position of the disk 63, and the disk 63 drives the positioning column 64 to perform circular motion.

[0026] like Figure 3 and Figure 4 As shown, a pushing rod 65 is rotatably mounted on the outer wall of the positioning column 64, and the pushing rod 65 and the positioning column 64 are arranged perpendicular to each other. A top pull rod 66 is fixedly mounted on one side of the pushing rod 65, and the top pull rod 66 penetrates the outer wall of the crushing box 1. The top pull rod 66 is arranged in a horizontal state, and the positioning column 64 drives the pushing rod 65 to perform synchronous circular motion, and then the pushing rod 65 drives the top pull rod 66 to move synchronously;

[0027] like Figure 3 and Figure 4 As shown, a scatter plate 67 is fixedly installed on one side of the top pull rod 66, and the scatter plate 67 is set vertically downward. The scatter plate 67 is located in the middle of the two crushing rollers 3. The length of the scatter plate 67 is less than the length of the crushing rollers 3. A slide bar 68 is slidably installed on the top of the scatter plate 67. The slide bar 68 is slidably installed on the inner wall of the crushing box 1. The length of the slide bar 68 is greater than the length of the scatter plate 67. The top pull rod 66 pulls the scatter plate 67 on the slide bar 68 to reciprocate left and right, and the slide bar 68 slides up and down accordingly on the inner wall of the crushing box 1, so that the scatter plate 67 can move in a circular manner to approach and push and disperse the ore accumulated between the two crushing rollers 3, thereby avoiding the crushing rollers 3 from being blocked by ore and affecting the crushing efficiency.

[0028] like Figure 3 and Figure 5 As shown, a pushing and pulling tooth 69 is fixedly installed at the bottom of the scattering plate 67. The pushing and pulling tooth 69 and the bottom of the scattering plate 67 are arranged perpendicular to each other, and the pushing and pulling tooth 69 is arranged vertically downward. The bottom of the pushing and pulling tooth 69 is arranged in a serrated shape. The length of the pushing and pulling tooth 69 is the same as the length of the scattering plate 67, that is, when the scattering plate 67 drives the pushing and pulling tooth 69 to pile up the ore, the ore can be pushed and pushed.

[0029] like Figure 3 and Figure 4As shown, a closing mechanism 7 is provided at the bottom of the top pull rod 66, and the closing mechanism 7 includes a slide groove 71 arranged at the bottom of the top pull rod 66, and the slide groove 71 is opened on the inner wall of the crushing box 1, and a sealing plate 72 is slidably installed on the inner wall of the slide groove 71, and the sealing plate 72 and the top pull rod 66 are arranged perpendicular to each other, and the top of the sealing plate 72 is in contact with the outer wall of the top pull rod 66, and the outer wall of the sealing plate 72 is in contact with the inner wall of the crushing box 1, then the sealing plate 72 moves up in the slide groove 71 and approaches the bottom of the top pull rod 66, and then the slot opened by the top pull rod 66 due to the activity is sealed by the sealing plate 72 to prevent ore from leaking out of the slot.

[0030] like Figure 3 and Figure 4 As shown, a top supporting plate 73 is fixedly installed on the bottom of the blocking plate 72, and the top supporting plate 73 is slidably installed on the inner wall of the slide groove 71. The top supporting plate 73 and the blocking plate 72 are arranged perpendicular to each other, and a supporting spring 74 is fixedly installed on the bottom of the top supporting plate 73. The supporting spring 74 is fixedly installed on the inner wall of the slide groove 71. The bottom of the top supporting plate 73 is lifted up under the support of the supporting spring 74, thereby driving the blocking plate 72 to always maintain an upward trend.

[0031] The working process and principle of the utility model are as follows:

[0032] The rotating motor 61 drives the rotating rod 62 to rotate the disc 63, and the disc 63 drives the positioning column 64 to perform circular motion, and the positioning column 64 drives the pushing rod 65 to perform synchronous circular motion, and then the pushing rod 65 drives the top pull rod 66 to move synchronously, and the top pull rod 66 pulls the scattering plate 67 on the slide bar 68 to perform reciprocating left and right motions, and the slide bar 68 slides up and down on the inner wall of the crushing box 1 accordingly, so that the scattering plate 67 can perform circular motion, that is, the scattering plate 67 drives the pushing and pushing teeth 69 to approach and push and disperse the ore accumulated between the two crushing rollers 3, so as to avoid the crushing roller 3 being blocked by the ore and affecting the crushing efficiency;

[0033] With the support of the support spring 74, the bottom of the top supporting plate 73 is lifted up, thereby driving the sealing plate 72 to always maintain an upward trend. The sealing plate 72 moves up in the slide groove 71 and approaches the bottom of the top pull rod 66, and then the sealing plate 72 blocks the slot opened by the top pull rod 66 due to its activity, preventing ore from leaking out of the slot.

[0034] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0035] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0036] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A double-roll ore crusher, comprising a crushing box (1), Features: The top of the crushing box (1) is connected to a feed hopper (2), the inner wall of the crushing box (1) is provided with two crushing rollers (3), one side of the two crushing rollers (3) is provided with a driving motor (4), the bottom of the crushing box (1) is connected to a discharge port (5), and the inner wall of the crushing box (1) is provided with a spreading mechanism (6); The pushing and spreading mechanism (6) comprises a rotating motor (61) fixedly mounted on the outer wall of the crushing box (1), a rotating rod (62) is provided on one side of the rotating motor (61), the rotating rod (62) is arranged in a horizontal state, a disc (63) is fixedly mounted on the outer wall of the rotating rod (62), the disc (63) and the rotating rod (62) are arranged perpendicular to each other, and the disc (63) is arranged in a vertical state; A positioning column (64) is fixed on the outer wall of the disk (63). The positioning column (64) and the disk (63) are arranged perpendicular to each other. The positioning column (64) is fixedly installed at an eccentric position of the disk (63).

2. A double-roll ore crusher according to claim 1, Features: A pushing rod (65) is rotatably mounted on the outer wall of the positioning column (64), the pushing rod (65) and the positioning column (64) are arranged perpendicular to each other, a top pull rod (66) is fixedly mounted on one side of the pushing rod (65), the top pull rod (66) penetrates the outer wall of the crushing box (1), and the top pull rod (66) is arranged in a horizontal state; A scattering plate (67) is fixedly installed on one side of the top pull rod (66), and the scattering plate (67) is arranged vertically downward. The scattering plate (67) is located in the middle of the two crushing rollers (3), and the length of the scattering plate (67) is less than the length of the crushing rollers (3). A sliding bar (68) is slidably installed on the top of the scattering plate (67), and the sliding bar (68) is slidably installed on the inner wall of the crushing box (1), and the length of the sliding bar (68) is greater than the length of the scattering plate (67).

3. A double-roll ore crusher according to claim 2, Features: A pushing and pulling tooth (69) is fixedly mounted on the bottom of the scattering plate (67). The pushing and pulling tooth (69) and the bottom of the scattering plate (67) are arranged perpendicular to each other. The pushing and pulling tooth (69) is arranged vertically downward. The bottom of the pushing and pulling tooth (69) is arranged in a sawtooth shape. The length of the pushing and pulling tooth (69) is the same as the length of the scattering plate (67).

4. A double-roll ore crusher according to claim 2, Features: A closing mechanism (7) is provided at the bottom of the top pull rod (66), and the closing mechanism (7) includes a slide groove (71) arranged at the bottom of the top pull rod (66), and the slide groove (71) is opened on the inner wall of the crushing box (1), and a sealing plate (72) is slidably installed on the inner wall of the slide groove (71), and the sealing plate (72) and the top pull rod (66) are arranged perpendicular to each other, and the top of the sealing plate (72) is in contact with the outer wall of the top pull rod (66), and the outer wall of the sealing plate (72) is in contact with the inner wall of the crushing box (1).

5. A double-roll ore crusher according to claim 4, Features: A top supporting plate (73) is fixedly mounted on the bottom of the blocking plate (72), and the top supporting plate (73) is slidably mounted on the inner wall of the slide groove (71). The top supporting plate (73) and the blocking plate (72) are arranged perpendicular to each other. A support spring (74) is fixedly mounted on the bottom of the top supporting plate (73), and the support spring (74) is fixedly mounted on the inner wall of the slide groove (71).

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