Cone crusher locking mechanism

Abstract

The present invention discloses a locking mechanism for a cone crusher, including a crushing box, a feed port is installed at the middle of the top of the crushing box, first fixing ears are installed on both sides of the crushing box, a material distribution box is installed below the crushing box, supporting legs are installed on both sides of the bottom of the support frame, and a hydraulic cylinder is installed at one end of the connecting piece. The fixed cone liner of the present invention is installed on the bushing through a support rod, a first screw is installed on the back side of the bushing, and the bushing and the inner wall of the crushing box are conveniently installed and fixed by the first screw, which is convenient for replacement, and hinged frames are installed on both sides of the lower pressure plate, and a locking rod is installed on the hinged frame by hinged manner, and first fixing ears are arranged on both sides of the crushing box, and a second fixing ear is arranged at one end of the locking rod, and the fixing ear and the first fixing ear are fixedly connected by a pin rod, and the connection between the lower pressure plate and the crushing box can be locked and reinforced by the locking rod.

Description

Technical Field

[0001] The invention relates to the technical field of locking mechanisms of crushers, in particular to a locking mechanism of a cone crusher. Background Art

[0002] The locking mechanism of the cone crusher is used to lock and fix the crusher's casing and fixed cone lining. The cone crusher is suitable for crushing raw materials in metallurgy, construction, road construction, chemical and silicate industries. According to different crushing principles and different product particle sizes, it is divided into many models.

[0003] Crushers are widely used in many sectors such as mining, smelting, building materials, highways, railways, water conservancy and chemical industries. Cone crushers have large crushing ratio, high efficiency, low energy consumption and uniform product particle size. They are suitable for medium and fine crushing of various ores and rocks.

[0004] The locking mechanism of cone crushers at the current stage has many shortcomings. For example, after being locked and fixed, during the long-term operation of the crusher, the vibration caused by internal impact is large, which can easily lead to loose connections, making the installation of the crusher not firm enough and inconvenient for the installation and disassembly of the fixed cone liner. Summary of the invention

[0005] The object of the present invention is to provide a locking mechanism for a cone crusher to solve the problems proposed in the above background technology that after locking and fixing, during the long-term operation of the crusher, the vibration generated by internal impact is large, which can easily lead to loosening of the connection, making the installation and fixation of the crusher not firm enough, and making it inconvenient to install and disassemble the fixed cone liner.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a locking mechanism for a cone crusher, comprising a crushing box, a feed port is installed in the middle of the top of the crushing box, first fixing ears are installed on both sides of the crushing box, a distribution box is installed below the crushing box, a support frame is installed at the bottom end of the distribution box, support legs are installed on both sides of the bottom end of the support frame, a connecting piece is installed on the outer side of the distribution box through a mounting plate, and a hydraulic cylinder is installed at one end of the connecting piece.

[0007] Preferably, a bushing is installed on the inner wall of the crushing box, and a fixed cone lining is installed on the inner side of the bushing via a support rod.

[0008] Preferably, a first screw is installed on the back side of the bushing, and the first screw passes through the outer wall of the crushing box and is fixedly connected with the crushing box bolts.

[0009] Preferably, an upper pressure plate is installed at the bottom end of the crushing box, and a lower pressure plate is installed at the top end of the distribution box, and the upper pressure plate and the lower pressure plate are installed opposite to each other.

[0010] Preferably, hinged frames are installed on both sides of the lower pressure plate, and a locking rod is installed on the hinged frame. The two ends of the locking rod are respectively provided with a second fixing ear and a third fixing ear, the third fixing ear is hingedly connected to the hinged frame, and the second fixing ear is fixedly connected to the first fixing ear through a fixing pin.

[0011] Preferably, a hydraulic rod is installed inside the hydraulic cylinder, and a connecting ear is installed at one end of the hydraulic rod.

[0012] Preferably, a first ear frame is welded to the bottom of the lower pressure plate, and the first ear frame is fixedly connected to the connecting ear by a pin rod.

[0013] Preferably, a second ear frame of an integral structure is provided at the tail of the hydraulic cylinder, and the inner side of the second ear frame is hingedly connected to one end of the connecting member via a fixing pin.

[0014] Preferably, a second screw is installed on the top of the first ear bracket, and the second screw is installed between the upper pressing plate and the lower pressing plate through bolts.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The fixed cone liner of the present invention is installed on the bushing through a support rod, and a first screw is installed on the back side of the bushing. The first screw facilitates the installation and fixation of the bushing and the inner wall of the crushing box, and is convenient for replacement;

[0017] 2. The lower pressure plate of the present invention is equipped with hinged frames on both sides, locking rods are hingedly installed on the hinged frames, and first fixing ears are arranged on both sides of the crushing box, and a second fixing ear is arranged at one end of the locking rod, and the fixing ear is fixedly connected to the first fixing ear through a pin rod, and the connection between the lower pressure plate and the crushing box can be locked and reinforced by the locking rod, and a hydraulic rod is installed at the bottom of the lower pressure plate through the first ear frame, through which the connection between the lower pressure plate and the upper pressure plate can be pulled down, so that the connection between the lower pressure plates is more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a locking mechanism of a cone crusher of the present invention;

[0019] Figure 2 A top view of the lower pressing plate of the present invention;

[0020] Figure 3 A side view of a fixed cone liner of the present invention;

[0021] Figure 4 It is a structural schematic diagram of the locking rod of the present invention;

[0022] Figure 5 It is a structural schematic diagram of the hydraulic cylinder of the present invention.

[0023] In the figure: 1. feed inlet; 2. crushing box; 3. support rod; 4. fixed cone lining; 5. bushing; 6. first fixing ear; 7. locking rod; 8. articulated frame; 9. first ear frame; 10. hydraulic rod; 11. hydraulic cylinder; 12. second ear frame; 13. connecting piece; 14. mounting plate; 15. lower pressure plate; 16. upper pressure plate; 17. material distribution box; 18. support frame; 19. support leg; 20. first screw; 21. second fixing ear; 22. third fixing ear; 23. second screw; 24. connecting ear. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-5 An embodiment of the present invention is as follows: a locking mechanism of a cone crusher comprises a crushing box 2, a feed port 1 is installed in the middle of the top of the crushing box 2, first fixing ears 6 are installed on both sides of the crushing box 2, the first fixing ears 6 are used to connect and fix with one end of a locking rod 7, a distribution box 17 is installed below the crushing box 2, the distribution box 17 is used to export the crushed materials, a support frame 18 is installed at the bottom of the distribution box 17, the support frame 18 is used to stably support the distribution box 17, support legs 19 are installed on both sides of the bottom of the support frame 18, a connecting piece 13 is installed on the outer side of the distribution box 17 through a mounting plate 14, the connecting piece 13 is convenient for connection and fixation with a hydraulic cylinder 11, and a hydraulic cylinder 11 is installed at one end of the connecting piece 13.

[0026] Furthermore, a bushing 5 is installed on the inner wall of the crushing box 2, and a fixed cone liner 4 is installed on the inner side of the bushing 5 through the support rod 3. The bushing 5 facilitates the installation and fixation of the fixed cone liner 4 and can enhance the buffering capacity.

[0027] Furthermore, a first screw rod 20 is installed on the back side of the bushing 5 , and the first screw rod 20 passes through the outer wall of the crushing box 2 and is fixedly connected with the crushing box 2 by bolts, so that the bushing 5 can be conveniently installed on the inner wall of the crushing box 2 through the first screw rod 20 .

[0028] Furthermore, an upper pressure plate 16 is installed at the bottom end of the crushing box 2, and a lower pressure plate 15 is installed at the top end of the distribution box 17. The upper pressure plate 16 and the lower pressure plate 15 are installed opposite to each other, and the upper pressure plate 16 and the lower pressure plate 15 are connected to each other so that the crushing box 2 and the distribution box 17 are pressed and fixed.

[0029] Furthermore, articulated frames 8 are installed on both sides of the lower pressure plate 15, and locking rods 7 are installed on the articulated frames 8. The second fixing ears 21 and the third fixing ears 22 are respectively provided at both ends of the locking rod 7. The third fixing ears 22 are hingedly connected to the articulated frames 8, and the second fixing ears 21 are fixedly connected to the first fixing ears 6 by fixing pins. The crushing box 2 and the distribution box 17 can be locked and fixed by the locking rod 7.

[0030] Furthermore, a hydraulic rod 10 is installed inside the hydraulic cylinder 11, and a connecting ear 24 is installed at one end of the hydraulic rod 10. The connection between the upper pressing plate 16 and the lower pressing plate 15 can be tightened and fixed through the hydraulic rod 10.

[0031] Furthermore, a first ear bracket 9 is welded to the bottom of the lower pressure plate 15 , and the first ear bracket 9 is fixedly connected to the connecting ear 24 via a pin rod, so that the first ear bracket 9 is conveniently fixedly connected to the connecting ear 24 at one end of the hydraulic rod 10 .

[0032] Furthermore, a second ear bracket 12 of an integrated structure is provided at the tail of the hydraulic cylinder 11 , and the inner side of the second ear bracket 12 is hingedly connected to one end of the connecting member 13 via a fixing pin, so that one end of the hydraulic cylinder 11 is conveniently fixedly connected to the connecting member 13 via the second ear bracket 12 .

[0033] Furthermore, a second screw rod 23 is installed on the top of the first ear bracket 9 , and the second screw rod 23 is installed between the upper pressing plate 16 and the lower pressing plate 15 by means of bolts. The upper pressing plate 16 and the lower pressing plate 15 can be connected, locked and fixed by the second screw rod 23 .

[0034] Working principle: When the equipment is in use, the fixed cone liner 4 is embedded and installed on one side of the bushing 5 through the support rod 3, and then the bushing 5 is installed on the inner wall of the crushing box 2 through the first screw 20, and the upper pressure plate 16 and the lower pressure plate 15 are installed opposite each other, and the second screw 23 passes through the connecting holes on the upper pressure plate 16 and the lower pressure plate 15, and is installed and fixed by bolts, and then the second fixing ear 21 at one end of the first fixing ear 6 is fixedly connected with the first fixing ear 6 through a pin rod, so that the locking rod 7 locks and fixes the connection between the distribution box 17 and the crushing box 2, and the hydraulic cylinder 11 can control the contraction of the hydraulic rod 10 to control the upper pressure plate 16 to apply a downward pulling force, thereby improving the sealing effect between the upper pressure plate 16 and the lower pressure plate 15, and the whole material is added from the feed port 1 and enters the crushing box 2, and the whole material is crushed by the mutual extrusion of the moving cone liner and the fixed cone liner 4, and the crushed material is discharged through the distribution box 17.

[0035] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A locking mechanism for a cone crusher, comprising a crushing box (2), characterized in that: A feed port (1) is installed at the middle of the top of the crushing box (2), first fixing ears (6) are installed on both sides of the crushing box (2), a material distribution box (17) is installed below the crushing box (2), a support frame (18) is installed at the bottom of the material distribution box (17), and support legs (19) are installed on both sides of the bottom of the support frame (18), a connecting piece (13) is installed on the outer side of the material distribution box (17) through a mounting plate (14), and a hydraulic cylinder (11) is installed at one end of the connecting piece (13); The inner wall of the crushing box (2) is installed with a bushing (5), and the inner side of the bushing (5) is installed with a fixed cone lining plate (4) via a support rod (3); A first screw rod (20) is installed on the back side of the bushing (5), and the first screw rod (20) passes through the outer wall of the crushing box (2) and is fixedly connected to the crushing box (2) by bolts; An upper pressing plate (16) is installed at the bottom end of the crushing box (2), and a lower pressing plate (15) is installed at the top end of the material distribution box (17), and the upper pressing plate (16) and the lower pressing plate (15) are installed opposite each other; Articulated frames (8) are installed on both sides of the lower pressure plate (15), a locking rod (7) is installed on the articulated frame (8), and a second fixing ear (21) and a third fixing ear (22) are respectively provided at both ends of the locking rod (7), the third fixing ear (22) is hingedly connected to the articulated frame (8), and the second fixing ear (21) is fixedly connected to the first fixing ear (6) via a fixing pin; A hydraulic rod (10) is installed inside the hydraulic cylinder (11), and a connecting ear (24) is installed at one end of the hydraulic rod (10); A second ear frame (12) of an integral structure is provided at the rear of the hydraulic cylinder (11), and the inner side of the second ear frame (12) is hingedly connected to one end of the connecting piece (13) via a fixing pin.

2. The locking mechanism of a cone crusher according to claim 1, characterized in that: A first ear frame (9) is welded to the bottom of the lower pressing plate (15), and the first ear frame (9) is fixedly connected to the connecting ear (24) via a pin.

3. The locking mechanism of a cone crusher according to claim 2, characterized in that: A second screw rod (23) is installed on the top of the first ear frame (9), and the second screw rod (23) is installed between the upper pressing plate (16) and the lower pressing plate (15) by means of bolts.

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