Adjustable jaw crusher

Abstract

The utility model provides an adjustable jaw crusher, and relates to the technical field of crushers. The adjustable jaw crusher comprises a rack, one side of the interior of the rack is fixedly connected with a guide rod, the side, away from the guide rod, of the interior of the rack is movably connected with a first left-right-handed screw rod, one end of the first left-right-handed screw rod is fixedly connected with a first motor, and the outer wall of the first left-right-handed screw rod is in threaded connection with two sets of first screw rod nuts; four groups of first connecting blocks are arranged on the outer walls of the two groups of first lead screw nuts and the guide rod, each group in the four groups of first connecting blocks is movably connected with a group of rotating rods, one ends of the four groups of rotating rods are fixedly connected with two groups of crushing rollers, a movable jaw is arranged at the top end in the rack, and a fixed jaw is arranged on the side, close to the movable jaw, of the top end in the rack; and a discharge port is formed in one side of the bottom end of the outer wall of the rack. The first motor drives the first left-right rotating lead screw to adjust the position of the crushing roller and fix the position of the crushing roller at the same time.

Description

Technical Field

[0001] The present application relates to the technical field of crushers, and in particular to an adjustable jaw crusher. Background Art

[0002] A jaw crusher, commonly known as a jaw crusher or tiger's mouth, consists of two jaw plates, a movable jaw and a stationary jaw, forming a crushing chamber that simulates the movement of an animal's jaws to crush materials. It is widely used to crush various ores and bulk materials in industries such as mining and smelting, building materials, highways, railways, water conservancy, and the chemical industry.

[0003] Some existing jaw crushers can perform secondary crushing, but the secondary crushing components are difficult to adjust according to demand and fix their positions. Summary of the Invention

[0004] The present application provides an adjustable jaw crusher to solve the problem that some existing jaw crushers can perform secondary crushing, but the secondary crushing components are difficult to adjust according to demand and fix their positions.

[0005] The present application provides an adjustable jaw crusher, comprising a frame, an inner side of the frame being fixedly connected to a guide rod, an inner side of the frame away from the guide rod being movably connected to a first left and right rotating screw rod, one end of the first left and right rotating screw rod being fixedly connected to a first motor, two groups of first screw rod nuts being threadedly connected to the outer wall of the first left and right rotating screw rod, four groups of first connecting blocks being provided on the outer wall of the two groups of first screw rod nuts and the guide rod, each group of the four groups of first connecting blocks being movably connected to a group of rotating rods, and one end of the four groups of rotating rods being fixedly connected to two groups of crushing rollers.

[0006] Preferably, a movable jaw is provided at the inner top of the frame, a fixed jaw is provided at a side of the inner top of the frame close to the movable jaw, and a discharge port is provided at one side of the bottom end of the outer wall of the frame.

[0007] Preferably, the outer wall of the first left and right rotating screw rods is fixedly connected to a first pulley, the outer wall of the first pulley is provided with a belt, and the end of the belt away from the first pulley is provided with a second pulley.

[0008] Preferably, a second left and right rotating screw rod is fixedly connected inside the second pulley, and a group of support plates are movably connected to each end of the second left and right rotating screw rod.

[0009] Preferably, the outer wall of the second left-hand and right-hand rotating screws is threadedly connected with two groups of second screw nuts, and the outer wall of each group of the two groups of second screw nuts is fixedly connected with a group of second connecting blocks.

[0010] Preferably, the bottom of each of the two groups of the second connecting blocks is fixedly connected to a group of boxes, and each of the two groups of boxes is provided with a group of second motors.

[0011] Preferably, two groups of transmission rollers are movably connected to the inner bottom end of the frame, and transmission belts are provided on the outer walls of the two groups of transmission rollers.

[0012] Beneficial effects:

[0013] Taking into account the problem that some existing jaw crushers can perform secondary crushing, but the secondary crushing components are difficult to adjust and fix their positions according to needs, the first motor drives the first left and right rotating screws to rotate, and the first left and right rotating screws drive the two groups of first screw nuts to make opposite movements through rotation. The first screw nuts drive the two groups of first connecting blocks to make opposite movements, the guide rod guide component moves, and then the first connecting block drives the four groups of rotating rods and then drives the two groups of crushing rollers to make opposite movements, thereby achieving the effect of adjusting the position of the crushing rollers according to needs and fixing their positions at the same time.

[0014] The above description is only an overview of the technical solutions of the embodiments of the present application. In order to more clearly understand the technical means of the embodiments of the present application, they can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the embodiments of the present application more obvious and easy to understand, the specific implementation methods of the present application are listed below. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, a brief introduction will be given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0016] Figure 1 This is a schematic diagram of the main structure of an adjustable jaw crusher of the present utility model.

[0017] Figure 2 The utility model is a side view structural diagram of an adjustable jaw crusher.

[0018] Figure 3 This is a schematic cross-sectional structural diagram of an adjustable jaw crusher according to the present invention.

[0019] Figure 4 This is a schematic diagram of the cross-section structure of an adjustable jaw crusher of the present invention.

[0020] Description of reference numerals:

[0021] 1. Frame; 2. Guide rod; 3. First left and right rotating screw; 4. First motor; 5. First screw nut; 6. First connecting block; 7. Rotating rod; 8. Crushing roller; 9. Moving jaw; 10. Fixed jaw; 11. Discharge port; 12. First pulley; 13. Belt; 14. Second pulley; 15. Second left and right rotating screw; 16. Support plate; 17. Second screw nut; 18. Second connecting block; 19. Box; 20. Second motor; 21. Drive roller; 22. Drive belt. DETAILED DESCRIPTION

[0022] To make the purpose, technical solutions, and advantages of the embodiments of this application more clear, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the drawings in the embodiments of this application. Obviously, the described embodiments are part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this application belongs; the terms used in the specification of the application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification, claims and drawings of this application are intended to cover non-exclusive inclusions.

[0024] References to "embodiments" herein mean that a particular feature, structure, or characteristic described in connection with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase "embodiment" in various places in the specification does not necessarily refer to the same embodiment, nor does it necessarily refer to independent or alternative embodiments that are mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0025] The directional words appearing in the following description are all directions shown in the drawings and do not limit the specific structure of this application. For example, in the description of this application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings and are only for the convenience of describing this application and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operate in a specific direction, and therefore should not be understood as limiting this application.

[0026] In addition, the expressions indicating directions such as the X direction, Y direction, and Z direction used to illustrate the operation and construction of the various components of this embodiment are not absolute but relative, and although these indications are appropriate when the various components are in the positions shown in the figures, when these positions are changed, these directions should be interpreted differently to correspond to the changes.

[0027] In addition, the terms "first", "second", etc. in the description and claims of this application or the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order, and may explicitly or implicitly include one or more such features.

[0028] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, the "connection" or "connection" of a mechanical structure may refer to a physical connection. For example, the physical connection may be a fixed connection, such as a fixed connection through a fixing member, such as a fixed connection through a screw, bolt, or other fixing member; the physical connection may also be a detachable connection, such as a mutual snap connection or snap connection; the physical connection may also be an integral connection, such as a connection formed by welding, bonding, or integral molding. For those skilled in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings.

[0030] The utility model provides Figure 1-4 The adjustable jaw crusher shown includes a frame 1, a guide rod 2 is fixedly connected to one side of the interior of the frame 1, a first left and right rotating screw rod 3 is movably connected to the side of the interior of the frame 1 away from the guide rod 2, one end of the first left and right rotating screw rod 3 is fixedly connected to a first motor 4, and two groups of first screw nuts 5 are threadedly connected to the outer wall of the first left and right rotating screw rod 3. Four groups of first connecting blocks 6 are provided on the outer wall of the two groups of first screw nuts 5 and the guide rod 2, and each group of the four groups of first connecting blocks 6 is movably connected to a group of rotating rods 7. One end of the four groups of rotating rods 7 is fixedly connected to two groups of crushing rollers 8.

[0031] The frame 1 is used to connect the other components and fix them; the guide rod 2 is used to guide the components to move; the first left and right rotating screw rods 3 are used to drive the two groups of first screw nuts 5 to make opposite movements by rotation; the first motor 4 is used to provide power to drive the first left and right rotating screw rods 3 to rotate; the first screw nut 5 is used to drive the two groups of first connecting blocks 6 to make opposite movements, and the first connecting blocks 6 are used to drive the four groups of rotating rods 7 and then drive the two groups of crushing rollers 8 to make opposite movements; the rotating rod 7 is used to drive the crushing roller 8 to rotate by rotating it; and the crushing roller 8 is used to crush the stones that do not meet the standards again by rotating.

[0032] A movable jaw 9 is provided at the inner top of the frame 1 , a fixed jaw 10 is provided on the side of the inner top of the frame 1 close to the movable jaw 9 , and a discharge port 11 is provided on the bottom side of the outer wall of the frame 1 .

[0033] The movable jaw 9 is used to crush the stone by moving in coordination with the fixed jaw 10; the fixed jaw 10 is used to crush the stone by cooperating with the movable jaw 9; and the discharge port 11 is provided to allow the stone to be discharged.

[0034] The outer wall of the first left and right screw rods 3 is fixedly connected to a first pulley 12 , the outer wall of the first pulley 12 is provided with a belt 13 , and the end of the belt 13 away from the first pulley 12 is provided with a second pulley 14 .

[0035] The first pulley 12 is configured to rotate and drive the belt 13 ; the belt 13 is configured to rotate and drive the second pulley 14 ; and the second pulley 14 is configured to rotate and drive the second left and right screw rods 15 .

[0036] A second left-right screw rod 15 is fixedly connected to the interior of the second pulley 14 , and a set of support plates 16 are movably connected to each end of the second left-right screw rod 15 .

[0037] The second left-right rotating screw rod 15 is used to drive the two sets of second screw nuts 17 to perform opposite movements through rotation; and the support plate 16 is used to movably support the second left-right rotating screw rod 15 .

[0038] Two sets of second screw nuts 17 are threadedly connected to the outer wall of the second left and right rotating screw rods 15 . A set of second connecting blocks 18 is fixedly connected to the outer wall of each set of the two sets of second screw nuts 17 .

[0039] The second screw nut 17 is used to drive the two sets of second connecting blocks 18 to make opposite movements; and the second connecting blocks 18 are used to drive the two sets of boxes 19 to make opposite movements.

[0040] The bottom of each of the two groups of second connecting blocks 18 is fixedly connected to a group of boxes 19 , and each of the two groups of boxes 19 is provided with a group of second motors 20 .

[0041] The box 19 is used to protect the second motor 20 inside and drive it to perform opposite movement; the second motor 20 is used to provide power to drive the rotating rod 7 to rotate.

[0042] Two sets of transmission rollers 21 are movably connected to the inner bottom end of the frame 1 , and transmission belts 22 are provided on the outer walls of the two sets of transmission rollers 21 .

[0043] The transmission roller 21 is used to drive the transmission belt 22 to move by rotating; the transmission belt 22 is used to drive the crushed stones to be discharged by moving.

[0044] Working principle: When the adjustable jaw crusher is in use, the user drives the first left and right rotating screw 3 to rotate through the first motor 4. The first left and right rotating screw 3 drives the two groups of first screw nuts 5 to make opposite movements through rotation. The first screw nuts 5 drive the two groups of first connecting blocks 6 to make opposite movements. The guide rod 2 guides the movement of the component, and then the first connecting block 6 drives the four groups of rotating rods 7 and then drives the two groups of crushing rollers 8 to make opposite movements, thereby achieving the effect of adjusting the position of the crushing roller 8 according to needs and fixing its position at the same time.

[0045] Afterwards, when the first left-right rotating screw rod 3 rotates, it drives the first pulley 12 to rotate, the first pulley 12 drives the belt 13, the belt 13 drives the second pulley 14 to rotate, the second pulley 14 drives the second left-right rotating screw rod 15 to rotate, the second left-right rotating screw rod 15 drives the two groups of second screw nuts 17 to make opposite movements, the second screw nuts 17 drive the two groups of second connecting blocks 18 to make opposite movements, the second connecting blocks 18 drive the two groups of box bodies 19 to make opposite movements, the box body 19 protects the internal second motor 20 and drives it to make opposite movements, so that the second motor 20 adjusts its position together with the crushing roller 8.

[0046] Then after the stone is fed into the frame 1, the fixed jaw 10 and the movable jaw 9 cooperate to crush the stone, the second motor 20 starts to drive the rotating rod 7 to rotate, and the rotating rod 7 drives the crushing roller 8 to rotate to crush the stone that does not meet the standards again. After that, the transmission roller 21 rotates to drive the transmission belt 22 to move, and the transmission belt 22 drives the crushed stone to be discharged from the discharge port 11.

[0047] As described above, the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the above embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An adjustable jaw crusher, comprising a frame (1), characterized in that: A guide rod (2) is fixedly connected to one side of the interior of the frame (1), and a first left-right screw rod (3) is movably connected to the side of the interior of the frame (1) away from the guide rod (2), one end of the first left-right screw rod (3) is fixedly connected to a first motor (4), and two groups of first screw nuts (5) are threadedly connected to the outer wall of the first left-right screw rod (3), and four groups of first connecting blocks (6) are provided between the two groups of first screw nuts (5) and the outer wall of the guide rod (2), and each group of the four groups of first connecting blocks (6) is movably connected to a group of rotating rods (7), and one end of the four groups of rotating rods (7) is fixedly connected to two groups of crushing rollers (8).

2. The adjustable jaw crusher according to claim 1, characterized in that: A movable jaw (9) is provided at the inner top of the frame (1), a fixed jaw (10) is provided on the side of the inner top of the frame (1) close to the movable jaw (9), and a discharge port (11) is provided on the bottom side of the outer wall of the frame (1).

3. The adjustable jaw crusher according to claim 1, characterized in that: The outer wall of the first left and right rotating screw rods (3) is fixedly connected to a first pulley (12), the outer wall of the first pulley (12) is provided with a belt (13), and the end of the belt (13) away from the first pulley (12) is provided with a second pulley (14).

4. The adjustable jaw crusher according to claim 3, characterized in that: A second left and right rotating screw rod (15) is fixedly connected inside the second pulley (14), and a group of support plates (16) are movably connected to each end of the second left and right rotating screw rod (15).

5. The adjustable jaw crusher according to claim 4, characterized in that: The outer wall of the second left-right rotating screw rod (15) is threadedly connected to two groups of second screw rod nuts (17), and the outer wall of each group of the two groups of second screw rod nuts (17) is fixedly connected to a group of second connecting blocks (18).

6. The adjustable jaw crusher according to claim 5, characterized in that: The bottom of each of the two groups of the second connecting blocks (18) is fixedly connected to a group of boxes (19), and each group of the two groups of boxes (19) is provided with a group of second motors (20) inside.

7. The adjustable jaw crusher according to claim 1, characterized in that: Two groups of transmission rollers (21) are movably connected to the inner bottom end of the frame (1), and transmission belts (22) are provided on the outer walls of the two groups of transmission rollers (21).

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