Combined hammer head of crusher

Abstract

The utility model discloses a combined hammer head of a crusher, which comprises a crushing hammer handle, a connecting shaft and a crushing hammer, the connecting shaft is arranged at the bottom of the crushing hammer handle and comprises a cross-shaped clamping shaft and a mounting disc, the cross-shaped clamping shaft penetrates through the crushing hammer handle and is rotatably connected with the crushing hammer handle, and the mounting disc is arranged at one end of the cross-shaped clamping shaft; the mounting disc is fixedly arranged on one side of the breaking hammer handle through a bolt, the breaking hammer is arranged at the bottom of the breaking hammer handle, and the breaking hammer comprises a rotating disc, a gland, a hammer head a and a hammer head b, the cross-shaped clamping shaft penetrates through the rotating disc, the gland is arranged on one side of the rotating disc in a sliding mode, and the hammer head a and the hammer head b are arranged in the rotating disc in a sliding mode. And the gland is fixed on one side of the turntable through a bolt. Through the arrangement of the breaking hammer, the connecting shaft can be rotated after the bolt for fixing the mounting disc is detached, so that the rotating cross clamping shaft drives the whole breaking hammer to rotate at the bottom of the breaking hammer handle, the positions of the hammer head a and the hammer head b can be adjusted, and the device can switch the hammer heads with different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of crushers, in particular to a combined hammer head of a crusher. Background Art

[0002] Crusher is a mining machinery used for crushing hard rock in mines. It has the advantages of large crushing ratio and cubic particles of crushed materials. The hammer head of the crusher acts directly on the hard rock in mines and is used to crush large pieces of hard rock in mines.

[0003] Usually, the hammer head of a crusher has a fixed size, so when the crusher drives the hammer head to crush materials, it can only crush materials of fixed size. In addition, the hammer head is easily worn after being used for a period of time, and the staff needs to replace it with a spare hammer head, and the spare hammer head also needs to be stored separately. Utility Model Content

[0004] The purpose of the utility model is to provide a combined hammer head for a crusher to solve the problem proposed in the above background technology that the hammer head size of a conventional crusher is fixed, so that when the crusher drives the hammer head to crush materials, it can only crush materials of fixed size, and the hammer head is easily worn after being used for a period of time, requiring the staff to replace the spare hammer head, and the spare hammer head also needs to be stored separately.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a combined hammer head for a crusher, comprising a crushing hammer handle, a connecting shaft and a crushing hammer:

[0006] The connecting shaft is arranged at the bottom of the breaker hammer handle, and the connecting shaft includes a cross clamping shaft passing through the breaker hammer handle and being rotatably connected thereto, and a mounting plate arranged at one end of the cross clamping shaft, and the mounting plate is fixed to one side of the breaker hammer handle by bolts, and the breaker hammer is arranged at the bottom of the breaker hammer handle, and the breaker hammer includes a turntable passed by the cross clamping shaft, a pressure cover slidably arranged on one side of the turntable, a hammer head a slidably arranged in the turntable, and a hammer head b slidably arranged in the turntable, and the pressure cover is fixed to one side of the turntable by bolts, and the cross clamping shaft drives the entire breaker hammer to rotate inside the breaker hammer handle to adjust the positions of the hammer head a and the hammer head b.

[0007] By adopting the above technical solution, the bolts fixing the mounting plate can be removed and the connecting shaft can be rotated, so that the rotating cross clamping shaft drives the entire breaker hammer to rotate at the bottom of the breaker hammer handle, thereby adjusting the positions of hammer head a and hammer head b, so that the device can quickly switch hammer heads of different sizes.

[0008] Preferably, the breaker hammer handle includes a connecting hole opened at the top end of the breaker hammer handle, a rotating groove opened at the bottom end of the breaker hammer handle and a mounting hole a opened at one side of the breaker hammer handle, and the cross clamping shaft passes through the rotating groove and is rotatably connected to the breaker hammer handle.

[0009] By adopting the above technical solution, the cross clamping shaft can pass through the rotating groove and rotate inside the breaker hammer handle.

[0010] Preferably, the connecting shaft comprises a mounting plate and a mounting hole b provided on one side of the mounting plate, and the position of the mounting hole b coincides with the position of the mounting hole a.

[0011] By adopting the above technical solution, the connecting shaft can be fixed inside the breaker hammer handle by passing the bolt through the mounting hole a and the mounting hole b to prevent the connecting shaft from rotating and displacing.

[0012] Preferably, the breaker hammer includes a mounting groove opened on the periphery of the turntable, and there are six mounting grooves, which are symmetrical around the axis center of the turntable. The mounting groove is slidably connected to the hammer head a, and the mounting groove is slidably connected to the hammer head b.

[0013] By adopting the above technical solution, the hammer head a and the hammer head b can be installed in the installation groove by sliding.

[0014] Preferably, a plurality of crushing teeth are arranged on the outer side of the hammer head b, and the crushing teeth arranged on the outer side of the hammer head b are smaller than the crushing teeth arranged on the outer side of the hammer head a.

[0015] By adopting the above technical solution, hammer head a can crush larger materials, hammer head b can crush smaller materials, and the materials crushed by hammer head b are more finely divided.

[0016] Preferably, the breaker hammer comprises a turntable and a cross slot provided on the top of the turntable, and the cross clamping shaft is embedded in the cross slot and connected with the cross slot by sliding engagement.

[0017] By adopting the above technical solution, the turntable can be driven to rotate coaxially with the cross-clamp shaft while the cross-clamp shaft rotates.

[0018] Preferably, the breaker hammer includes a docking groove opened on the top of the turntable, a docking block arranged at the bottom of the pressure cover, a mounting hole c opened on the top of the pressure cover and a mounting hole d opened inside the docking groove, the docking block is embedded in the docking groove and slidably engaged with it, and the position of the mounting hole c coincides with the position of the mounting hole d.

[0019] By adopting the above technical solution, the gland can be fixed on the top of the turntable by passing bolts through the mounting holes c and d, thereby fixing the positions of the hammer heads a and b.

[0020] Compared with the prior art, the beneficial effect of the utility model is that by providing a breaker hammer, the bolts fixing the mounting plate can be removed, and the connecting shaft can be rotated, so that the rotating cross clamping shaft drives the entire breaker hammer to rotate at the bottom of the breaker hammer handle, thereby being able to adjust the positions of the hammer head a and the hammer head b, so that the device can quickly switch between hammer heads of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of this application;

[0022] Figure 2 This is a schematic diagram of the exploded structure of the overall parts of this application;

[0023] Figure 3 This is a schematic diagram of the breaker structure of this application;

[0024] Figure 4 This is a schematic diagram of the side cross-sectional structure of the breaker hammer in this application.

[0025] In the figure: 1. breaker handle; 101. connecting hole; 102. rotating groove; 103. mounting hole a; 2. connecting shaft; 201. cross clamping shaft; 202. mounting plate; 203. mounting hole b; 3. breaker; 301. turntable; 302. mounting groove; 303. docking groove; 304. cross groove; 305. pressure cover; 306. docking block; 307. mounting hole c; 308. mounting hole d; 309. hammer head a; 310. hammer head b. DETAILED DESCRIPTION

[0026] 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.

[0027] Embodiment 1

[0028] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a technical solution: a combined hammer head of a crusher, including a crushing hammer handle 1, a connecting shaft 2 and a crushing hammer 3:

[0029] A circular connecting hole 101 is provided at the top of the breaker handle 1 for connecting with the crusher, a rotating groove 102 is provided at the bottom of the breaker handle 1, a cross clamping shaft 201 passes through the rotating groove 102 and is rotatably connected thereto, a circular mounting plate 202 is provided on one side of the cross clamping shaft 201, the mounting plate 202 abuts against the breaker handle 1, two mounting holes b203 are provided on the side of the mounting plate 202, a mounting hole a103 is provided on one side of the breaker handle 1, the position of the mounting hole b203 coincides with the position of the mounting hole a103, and the connecting shaft 2 can be fixed to the breaker handle 1 by passing a bolt through the mounting hole a103 and the mounting hole b203 The inside of the turntable 301 is prevented from rotating and displacing. The breaker 3 is arranged at the bottom of the breaker hammer handle 1. The turntable 301 is penetrated by the cross clamping shaft 201. A pressure cover 305 is arranged on one side of the turntable 301. A hammer head a309 and a hammer head b310 are slidingly arranged inside the turntable 301. The pressure cover 305 is fixed to one side of the turntable 301 by bolts. After removing the bolts that fix the mounting plate 202, the connecting shaft 2 can be rotated, so that the rotating cross clamping shaft 201 drives the entire breaker 3 to rotate at the bottom of the breaker hammer handle 1, thereby being able to adjust the positions of the hammer heads a309 and the hammer heads b310, so that the device can quickly switch hammer heads of different sizes.

[0030] Embodiment 2

[0031] See also Figure 2 , Figure 3 and Figure 4 The utility model provides a technical solution: a combined hammer head of a crusher, comprising a connecting shaft 2, a cross clamping shaft 201 and a crushing hammer 3:

[0032] A rotating groove 102 is provided at the bottom end of the breaker hammer handle 1, and a cross clamping shaft 201 passes through the rotating groove 102 and is rotationally connected to the breaker hammer handle 1, so that the cross clamping shaft 201 can pass through the rotating groove 102 and rotate inside the breaker hammer handle 1, and a cross groove 304 is provided on the top of the turntable 301, and the cross clamping shaft 201 is embedded in the cross groove 304 and is slidably engaged with it, wherein the connecting portion of the cross clamping shaft 201 and the cross groove 304 is smaller than the internal size of the cross groove 304, so that a sliding connection is formed therebetween, and when the cross clamping shaft 201 rotates, the turntable 301 can be driven to rotate coaxially with it.

[0033] Embodiment 3

[0034] See also Figure 2 , Figure 3 and Figure 4 The utility model provides a technical solution: a combined hammer head of a crusher, including a crushing hammer 3, a rotating disk 301 and a pressure cover 305:

[0035] A docking groove 303 is provided on the top of the turntable 301, and a docking block 306 is provided at the bottom of the pressure cover 305. The docking block 306 is embedded in the docking groove 303 and is slidably engaged with it. A mounting hole c307 is provided on the top of the pressure cover 305, and a mounting hole d308 is provided in the docking groove 303. The position of the mounting hole c307 coincides with the position of the mounting hole d308. The pressure cover 305 can be fixed on the top of the turntable 301 by passing bolts through the mounting holes c307 and the mounting holes d308. Six mounting grooves 302 are provided around the turntable 301. The six mounting grooves 302 are symmetrical around the axis center of the turntable 301. The mounting grooves 307 are symmetrical around the axis center of the turntable 301. 02 and hammer head a309 are connected by sliding, and installation groove 302 and hammer head b310 are connected by sliding. Hammer head a309 and hammer head b310 can be installed into installation groove 302 by sliding, and the positions of hammer head a309 and hammer head b310 can be fixed by pressing cover 305. A plurality of crushing teeth are arranged on the outside of hammer head b310, and the crushing teeth arranged on the outside of hammer head b310 are smaller than the crushing teeth arranged on the outside of hammer head a309, so that hammer head a309 can crush larger materials, hammer head b310 can crush smaller materials, and the materials crushed by hammer head b310 are more finely broken.

[0036] Working principle: First, after removing the bolts of the fixed mounting plate 202, the connecting shaft 2 can be rotated to rotate inside the breaker handle 1. At the same time, the rotating cross clamping shaft 201 can drive the entire breaker 3 to rotate at the bottom of the breaker handle 1 through the engagement with the cross slot 304, so that the positions of the hammer heads a309 and the hammer heads b310 can be adjusted. When the three hammer heads a309 face downward, larger materials can be crushed. When the three hammer heads b310 face downward, smaller materials can be crushed. The materials crushed by the hammer heads b310 are The material is more finely crushed, so that the crusher can quickly switch hammers of different sizes according to different crushing needs. After a period of use, the hammer a309 and the hammer b310 are worn out. The breaker hammer 3 can be removed by removing the connecting shaft 2, and then the bolts installed on the pressure cover 305 can be removed. The pressure cover 305 can be removed, the hammer a309 and the hammer b310 can be slid out of the installation groove 302, and new hammer a309 and hammer b310 can be installed.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A combined hammer head for a crusher, characterized in that: include: Hammer handle (1); A connecting shaft (2), the connecting shaft (2) being arranged at the bottom of the breaker hammer handle (1), the connecting shaft (2) comprising a cross clamping shaft (201) passing through the breaker hammer handle (1) and being rotatably connected thereto, and a mounting plate (202) arranged at one end of the cross clamping shaft (201), the mounting plate (202) being fixed to one side of the breaker hammer handle (1) by means of bolts; A breaker hammer (3) is arranged at the bottom of a breaker hammer handle (1), and comprises a turntable (301) passed through by a cross clamping shaft (201), a pressure cover (305) slidably arranged on one side of the turntable (301), a hammer head a (309) slidably arranged in the turntable (301), and a hammer head b (310) slidably arranged in the turntable (301), wherein the pressure cover (305) is fixed to one side of the turntable (301) by bolts, and the cross clamping shaft (201) drives the entire breaker hammer (3) to rotate inside the breaker hammer handle (1) to adjust the positions of the hammer head a (309) and the hammer head b (310).

2. A combined hammer head for a crusher according to claim 1, characterized in that: The breaker hammer handle (1) comprises a connection hole (101) provided at the top end of the breaker hammer handle (1), a rotation slot (102) provided at the bottom end of the breaker hammer handle (1), and a mounting hole a (103) provided at one side of the breaker hammer handle (1); the cross clamping shaft (201) passes through the rotation slot (102) and is rotationally connected to the breaker hammer handle (1).

3. A combined hammer head for a crusher according to claim 2, characterized in that: The connecting shaft (2) comprises a mounting plate (202) and a mounting hole b (203) opened on one side of the mounting plate (202), and the position of the mounting hole b (203) coincides with the position of the mounting hole a (103).

4. The combined hammer head of a crusher according to claim 1, characterized in that: The breaker hammer (3) comprises a mounting groove (302) provided on the periphery of the rotating disk (301), six mounting grooves (302) are provided, and the six mounting grooves (302) are symmetrical around the axis center of the rotating disk (301), the mounting groove (302) and the hammer head a (309) are slidably connected, and the mounting groove (302) and the hammer head b (310) are slidably connected.

5. A combined hammer head for a crusher according to claim 4, characterized in that: A plurality of crushing teeth are arranged on the outer side of the hammer head b (310), and the crushing teeth arranged on the outer side of the hammer head b (310) are smaller than the crushing teeth arranged on the outer side of the hammer head a (309).

6. The combined hammer head of a crusher according to claim 1, characterized in that: The breaker hammer (3) comprises a rotating disk (301) and a cross slot (304) provided on the top of the rotating disk (301), and the cross clamping shaft (201) is embedded in the cross slot (304) and connected thereto by sliding engagement.

7. The combined hammer head of a crusher according to claim 1, characterized in that: The breaker (3) comprises a docking groove (303) provided at the top of the rotating disk (301), a docking block (306) arranged at the bottom of the pressure cover (305), a mounting hole c (307) provided at the top of the pressure cover (305), and a mounting hole d (308) provided inside the docking groove (303); the docking block (306) is embedded in the docking groove (303) and is slidably engaged therewith; the position of the mounting hole c (307) coincides with the position of the mounting hole d (308).

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