High-wear-resistance double-liquid composite hammer head

Abstract

The utility model discloses a high-wear-resistance double-liquid composite hammerhead which comprises a hammer body, a hammer handle is integrally formed at the top of the hammer body, a fixing assembly used for reinforcing and supporting the connecting position of the hammer body and the hammer handle is fixedly installed at the connecting position of the hammer body and the hammer handle, and the fixing assembly comprises a reinforcing block installed on the surface of the hammer handle. A reinforcing block is fixedly installed at the bottom of the hammer body, an inner lining used for covering the hammer body is fixedly installed on one side of the reinforcing block, an outer lining used for covering the hammer body is fixedly installed at the bottom of the reinforcing block, a connecting plate is fixedly installed on one side of the reinforcing block and one side of the outer lining, and a fixing hole is formed in one end of the hammer handle. And fracture at the joint surface is avoided, so that the performance strength of the high-wear-resistance double-liquid composite hammer is enhanced.

Description

Technical Field

[0001] The utility model belongs to the technical field of crushers, and in particular relates to a highly wear-resistant double-liquid composite hammer head. Background Art

[0002] The existing hammer crusher is composed of a hammer crusher box, a rotor, a hammer, an impact liner, a screen plate, etc. It is mainly used to crush materials of medium hardness in industrial sectors such as cement, chemical, electric power, and metallurgy. The hammer is the crushing component of the crusher. When working, it uses its high-speed rotating hammer to impact, shear and tear materials.

[0003] According to a composite hammer head on a hammer crusher with announcement number CN206184540U, the utility model discloses a composite hammer head on a hammer crusher, including a prefabricated hammer handle and a coating layer. The end of the prefabricated hammer handle is provided with a mounting hole, the tail is provided with a fixing hole, and both sides are provided with arc transitions. The coating layer is formed at the tail of the prefabricated hammer handle by liquid-solid composite casting. The material of the prefabricated hammer handle is cast steel or low carbon steel, and the material of the coating layer is high chromium cast iron with a thickness of not less than 20 mm, which makes up for the shortcomings of the prior art, has a reasonable design and a simple structure.

[0004] The composite hammer head on the above-mentioned hammer crusher has a weak point at the joint surface between the hammer head and the hammer handle. When a medium-hard material is hammered for a long time, it is very easy to break at the joint surface. Utility Model Content

[0005] In order to solve the above technical problems, the purpose of the utility model is to provide a highly wear-resistant double-liquid composite hammer head to solve the technical defect that the joint surface of the existing crusher hammer body is prone to fracture.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highly wear-resistant double-liquid composite hammer head, comprising a hammer body, a hammer handle integrally formed on the top of the hammer body, a fixing component for reinforcing the connection between the hammer body and the hammer handle fixedly installed at the connection between the hammer body and the hammer handle, the fixing component comprising a reinforcing block installed on the surface of the hammer handle, an outer bushing for covering the hammer body fixedly installed at the bottom of the reinforcing block, a connecting plate fixedly installed on one side of the reinforcing block and the outer bushing, and a fixing hole is opened at one end of the hammer handle.

[0007] As a further solution of the utility model, a groove corresponding to the hammer handle is provided on the surface of the reinforcement block, and the groove is sleeved on one side of the hammer handle; first screws are fixedly connected to both ends of the surface of one side of the reinforcement block, and a second screw is fixedly connected to the inner wall of the groove; a through hole is provided on the connecting plate, one end of the first screw passes through the through hole and is installed with a nut; a through hole is provided on the surface of the hammer handle, and one end of the second screw passes through the through hole and the through hole and is installed with a nut.

[0008] As a further solution of the utility model, a steel ball quick-release pin is inserted through one end of the first screw rod and one end of the second screw rod.

[0009] As a further solution of the utility model, the reinforcement block and the connecting plate are tightly fitted on the surface of the hammer handle through a first screw and a second screw, and the inner cavity of the outer bushing and the connecting plate are tightly fitted with the hammer body.

[0010] As a further preferred solution of the utility model, reinforcing rods are fixedly installed on both sides of the reinforcing block, and both ends of the reinforcing rods are respectively fixedly installed on one side of the reinforcing block and the top surface of the outer bushing.

[0011] As a further solution of the utility model, a blocking block is fixedly installed on the surface of the hammer handle, and the bottom of the blocking block contacts the top surface of the reinforcement block.

[0012] Compared with the prior art, the high wear-resistant double-liquid composite hammer head of the utility model has the following beneficial effects:

[0013] 1. The utility model fixes and installs the reinforcing block, the outer bushing and the connecting plate together by setting a fixing component, supports the connection between the hammer body and the hammer handle, avoids fracture at the joint surface, and thus enhances the performance strength of the highly wear-resistant double-liquid composite hammer.

[0014] 2. The utility model is provided with a reinforcing rod to transfer part of the force generated by the hammer body hitting the material to the reinforcing block, thereby reducing the force on the connection between the hammer body and the hammer handle, greatly extending the service life of the highly wear-resistant double-liquid composite hammer head. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings required for use in the embodiment will be briefly introduced below. Obviously, the drawings described below are only examples of the embodiment of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the blocking block in the embodiment of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the first screw in the embodiment of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the steel ball quick release pin in the embodiment of the utility model;

[0020] Figure 5 for Figure 1 Schematic diagram of the enlarged structure at point a in the middle.

[0021] Reference numerals:

[0022] 100, hammer handle; 101, blocking block; 102, reinforcing block; 103, reinforcing rod; 104, outer bushing; 105, hammer body; 106, connecting plate; 107, groove; 108, fixing hole; 109, through hole; 200, second screw; 201, through hole; 202, nut; 203, steel ball quick release pin; 204, first screw. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiment of the utility model more clear, the embodiment of the utility model is further described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the embodiments of the present invention 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 operated in a specific direction. Therefore, they should not be understood as limitations on the embodiments of the present invention.

[0025] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0026] See attached Figure 1-5 As shown, the highly wear-resistant double-liquid composite hammer head of the embodiment of the utility model includes a hammer body 105, a hammer handle 100 is integrally formed on the top of the hammer body 105, and a fixing component for reinforcing the connection between the hammer body 105 and the hammer handle 100 is fixedly installed.

[0027] The fixing assembly includes a reinforcing block 102 installed on the surface of the hammer handle 100, an outer bushing 104 for covering the hammer body 105 is fixedly installed at the bottom of the reinforcing block 102, a connecting plate 106 is fixedly installed between the reinforcing block 102 and one side of the outer bushing 104, and a fixing hole 108 is opened at one end of the hammer handle 100.

[0028] The fixing assembly fixes the reinforcement block 102 and the outer bushing 104 and the inner bushing and the connecting plate 106 together, supports the connection between the hammer body 105 and the hammer handle 100, avoids fracture at the joint surface, and thus enhances the performance strength of the high wear-resistant double-liquid composite hammer. The hammer body is made of one or a combination of two of high manganese steel, high chromium cast iron, low carbon alloy steel, etc., the material of the hammer handle is cast steel or one or a combination of two of low carbon steel and high manganese steel, etc., and the material of the outer bushing 104, the reinforcement block 102 and the connecting plate 106 is made of one or a combination of two of high manganese steel, high chromium cast iron, titanium alloy, etc.

[0029] A groove 107 corresponding to the hammer handle 100 is provided on the surface of the reinforcement block 102, and the groove 107 is sleeved on one side of the hammer handle 100; first screw rods 204 are fixedly connected to both ends of one side surface of the reinforcement block 102, and a second screw rod 200 is fixedly connected to the inner wall of the groove 107; a through hole 201 is provided on the connecting plate 106, one end of the first screw rod 204 passes through the through hole 201 and is installed with a nut 202; a through hole 109 is provided on the surface of the hammer handle 100, one end of the second screw rod 200 passes through the through hole 109 and the through hole 201 and is installed with a nut 202; by setting the nut 202, the nut 202 can be removed to realize the disassembly of the reinforcement component.

[0030] A steel ball quick-release pin 203 is inserted through one end of the first screw rod 204 and one end of the second screw rod 200 to limit the nut 202 and prevent the nut 202 from loosening due to the force generated by vibration.

[0031] The reinforcing block 102 and the connecting plate 106 are tightly fitted on the surface of the hammer handle 100 through the first screw 204 and the second screw 200. The inner cavity of the outer bushing 104 and the connecting plate 106 is tightly fitted to the hammer body 105 without any gap.

[0032] Reinforcement rods 103 are fixedly installed on both sides of the reinforcement block 102, and both ends of the reinforcement rods 103 are respectively fixedly installed on one side of the reinforcement block 102 and the top surface of the outer bushing 104. Through the setting of the reinforcement rods 103, part of the force generated by the hammer body 105 hammering the material is transmitted to the reinforcement block 102, thereby reducing the force on the connection between the hammer body 105 and the hammer handle 100, and extending the service life of the high wear-resistant double-liquid composite hammer head.

[0033] A blocking block 101 is fixedly mounted on the surface of the hammer handle 100 , and the bottom of the blocking block 101 contacts the top surface of the reinforcing block 102 . The setting of the blocking block 101 provides vertical support force to the reinforcing block 102 , thereby increasing the force range that the reinforcing block 102 can withstand.

[0034] The working principle of the embodiment of the utility model is as follows: the hammer body 105 and the hammer handle 100 are covered with a reinforcing block 102 and an outer bushing 104, and the second screw 200 fixedly connected to the inner wall of the groove 107 passes through the through hole 109 located on the surface of the hammer handle 100, and one end of the first screw 204 passes through the through hole 201 on the surface of the connecting plate 106, and the reinforcing block 102, the outer bushing 104 and the connecting plate 106 are fixed with a nut 202. When the locking is completed, a steel ball quick-release pin 203 is inserted through one end of the first screw 204 and the second screw 200 to limit the nut 202, thereby supporting and fixing the joint of the hammer body 105 and the hammer handle 100, and hammering the material, the force generated is transmitted to the reinforcing block 102 through the reinforcing rod 103, thereby reducing the impact force on the joint and extending the service life of the high wear-resistant double-liquid composite hammer head.

[0035] The above shows and describes the basic principles of the present invention. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. The above embodiments and descriptions in the specification are only intended to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. Highly wear-resistant double-liquid composite hammer head, characterized by: The invention comprises a hammer body (105), the top of the hammer body (105) is integrally formed with a hammer handle (100), a fixing component for reinforcing and supporting the connection between the hammer body (105) and the hammer handle (100) is fixedly installed at the connection between the hammer body (105) and the hammer handle (100), the fixing component comprises a reinforcing block (102) installed on the surface of the hammer handle (100), an outer bushing (104) for covering the hammer body (105) is fixedly installed at the bottom of the reinforcing block (102), a connecting plate (106) is fixedly installed between the reinforcing block (102) and one side of the outer bushing (104), and a fixing hole (108) is opened at one end of the hammer handle (100).

2. The highly wear-resistant double-liquid composite hammer according to claim 1, characterized in that: The reinforcing block (102) is provided with a groove (107) corresponding to the hammer handle (100) on its surface, and the groove (107) is sleeved on one side of the hammer handle (100); first screw rods (204) are fixedly connected to both ends of one side surface of the reinforcing block (102), and a second screw rod (200) is fixedly connected to the inner wall of the groove (107); a through hole (201) is provided on the connecting plate (106), one end of the first screw rod (204) passes through the through hole (201) and is installed with a nut (202); a through hole (109) is provided on the surface of the hammer handle (100), and one end of the second screw rod (200) passes through the through hole (109) and the through hole (201) and is installed with a nut (202).

3. The highly wear-resistant double-liquid composite hammer according to claim 2, characterized in that: A steel ball quick-release pin (203) is inserted and inserted into one end of the first screw rod (204) and one end of the second screw rod (200).

4. The highly wear-resistant double-liquid composite hammer according to claim 3, characterized in that: The reinforcing block (102) and the connecting plate (106) are tightly fitted on the surface of the hammer handle (100) through a first screw rod (204) and a second screw rod (200), and the inner cavity of the outer bushing (104) and the connecting plate (106) are tightly fitted with the hammer body (105).

5. The highly wear-resistant double-liquid composite hammer according to claim 3, characterized in that: Reinforcement rods (103) are fixedly mounted on both sides of the reinforcement block (102), and both ends of the reinforcement rod (103) are respectively fixedly mounted on one side of the reinforcement block (102) and the top surface of the outer bushing (104).

6. The highly wear-resistant double-liquid composite hammer according to claim 4, characterized in that: A blocking block (101) is fixedly mounted on the surface of the hammer handle (100), and the bottom of the blocking block (101) contacts the top surface of the reinforcing block (102).

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