Double-sided hammer sheet of crusher
By designing a screwable and rotatable installation component in the crusher, the individual disassembly and replacement of the hammer blades is realized, which solves the problem of disassembly of multiple hammer blades in the prior art, improves the disassembly and assembly efficiency of the crusher and reduces the cost.
Patent Information
- Application Number
- CN202420313630.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-20
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-02-20
AI Technical Summary
In existing crushers, multiple hammer blades are installed on the drive shaft through mounting holes. If one of the hammer blades is damaged, they need to be disassembled in sequence. The worn hammer blades cannot be removed separately and quickly, resulting in low disassembly and assembly efficiency.
A mounting assembly including strike surface, rotary shaft, fixed block, rotary plate, limit block, limit rod and bolt is designed. By opening the slots by turning the bolt and rotary shaft, the double-sided hammer blade can be separately removed and replaced. , use limit auxiliary components such as magnets to improve disassembly efficiency.
There is no need to remove multiple hammer pieces in sequence, and the damaged hammer pieces can be opened and replaced separately, which improves the disassembly and assembly efficiency of the crusher and reduces the replacement cost.
Smart Images
Figure CN222174271U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of hammer pieces for pulverizers, in particular to a double-sided hammer piece for pulverizers. Background Art
[0002] In a crusher, the hammer is a very important working component, but it is very easy to wear and therefore needs to be replaced frequently. Traditional hammers are single-sided and need to be disassembled and replaced with new hammers after one side is used, resulting in a high cost of using the hammer.
[0003] The prior art patent CN203540624U discloses a double-sided hammer for a crusher, which uses tungsten carbide alloy materials that are welded or vacuum-sintered at both ends of the hammer mother body to form a double striking surface and is provided with bilateral mounting holes. During use, the tungsten carbide alloy material at one end can be ground off and replaced with the other end for continued use, which effectively extends the service life of the hammer and reduces costs.
[0004] However, in the above-mentioned prior art, multiple hammers are installed on the drive shaft of the crusher through the mounting holes. If one of the hammers is damaged, the multiple hammers on the crusher need to be disassembled in sequence, and the worn hammer cannot be disassembled individually and quickly. Utility Model Content
[0005] The purpose of the utility model is to provide a double-sided hammer piece for a crusher, which solves the problem in the prior art that multiple hammer pieces are installed on the driving shaft of the crusher through mounting holes. If one of the hammer pieces is damaged, the multiple hammer pieces on the crusher need to be disassembled in sequence, and the worn hammer piece cannot be disassembled individually and quickly.
[0006] To achieve the above-mentioned purpose, the utility model provides a double-sided hammer for a pulverizer, comprising a double-sided hammer and two mounting assemblies;
[0007] The mounting assembly includes a striking surface, a rotating shaft, a fixed block, a rotating plate, a limit block, a limit rod and a bolt. The striking surface is fixedly connected to the double-sided hammer and is located at one end of the double-sided hammer. The double-sided hammer has a mounting hole and a slot. The mounting hole is communicated with the slot. The fixed block is fixedly connected to the double-sided hammer and is located on the inner wall of the slot. The rotating shaft is rotatably connected to the fixed block and is located on the inner wall of the slot. The rotating plate is fixedly connected to the rotating shaft and is located on one side of the rotating shaft. The rotating plate is connected to the The slots are adapted to each other, and the double-sided hammer piece also has a limit groove and a limit hole, the limit groove is connected to the limit hole, the limit block is fixedly connected to the rotating plate and is located at one end of the rotating plate, the limit block and the limit groove are adapted to each other, the limit rod and the limit hole are adapted to each other, one end of the limit rod passes through the limit block, the limit rod has a through hole, the limit block has a first threaded hole and a second threaded hole, and the bolts are adapted to the first threaded hole, the second threaded hole and the through hole.
[0008] Wherein, the mounting assembly further comprises a handle, which is fixedly connected to the limiting rod and is located at the other end of the limiting rod.
[0009] Wherein, the limit block further has an expansion slot, the expansion slot is communicated with the first threaded hole, and the expansion slot and the bolt are adapted to each other.
[0010] Wherein, the double-sided hammer of the crusher also includes two limiting auxiliary components, and the two limiting auxiliary components are respectively arranged on the corresponding mounting components.
[0011] Among them, the limiting auxiliary component includes a first magnet and a second magnet, the first magnet is fixedly connected to the limiting rod and is located at one end of the limiting rod, the second magnet is fixedly connected to the double-sided hammer and is located on the inner wall of the limiting hole, and the first magnet and the second magnet attract each other.
[0012] The utility model provides a double-sided hammer piece for a crusher, which can be used for crushing and hammering through the striking surface. The bolt is turned so that it is no longer located inside the first threaded hole, the second threaded hole and the through hole. Then the limit rod is pulled out from the limit hole. At this time, the rotating shaft is rotated on the fixed block to drive the rotating plate to rotate, open the slot, and then the double-sided hammer piece can be removed from the main shaft of the crusher. Through the above-mentioned structural arrangement, there is no need to take out multiple double-sided hammer pieces one by one. The slot of the double-sided hammer piece that needs to be disassembled can be opened separately, thereby completing the disassembly and replacement, thereby improving the disassembly and assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.
[0014] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.
[0015] Figure 2 It is an overall cross-sectional view of the first embodiment of the utility model.
[0016] Figure 3 The utility model Figure 2 AA line section view.
[0017] Figure 4 The utility model Figure 2 Enlarged view of the local structure at point B.
[0018] Figure 5 The utility model Figure 3 Enlarged view of the local structure at location C.
[0019] Figure 6 It is an overall cross-sectional view of the second embodiment of the utility model.
[0020] Figure 7 The utility model Figure 6 Enlarged view of the local structure at D.
[0021] 101-double-sided hammer, 102-striking surface, 103-rotating shaft, 104-fixing block, 105-rotating plate, 106-limiting block, 107-limiting rod, 108-bolt, 109-mounting hole, 110-slot, 111-limiting slot, 112-limiting hole, 113-through hole, 114-first threaded hole, 115-second threaded hole, 116-handle, 117-expansion slot, 201-first magnet, 202-second magnet. DETAILED DESCRIPTION
[0022] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.
[0023] First embodiment:
[0024] See also Figures 1 to 5 ,in Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 is a sectional view of the whole of the first embodiment of the utility model, Figure 3 The utility model Figure 2AA line section view, Figure 4 The utility model Figure 2 The enlarged view of the local structure at B, Figure 5 The utility model Figure 3 Enlarged view of the local structure at location C.
[0025] The utility model provides a double-sided hammer of a pulverizer, comprising a double-sided hammer 101 and two mounting components, wherein the mounting components comprise a striking surface 102, a rotating shaft 103, a fixing block 104, a rotating plate 105, a limiting block 106, a limiting rod 107 and a bolt 108, the mounting components comprise a striking surface 102, a rotating shaft 103, a fixing block 104, a rotating plate 105, a limiting block 106, a limiting rod 107, a bolt 108 and a handle 116, the double-sided hammer 101 further comprises a limiting groove 111 and a limiting hole 112, the limiting rod 107 comprises a through hole 113, the limiting block 106 comprises a first threaded hole 114 and a second threaded hole 115, and the limiting block 106 further comprises an expansion slot 117.
[0026] According to this specific embodiment, crushing hammering can be performed through the striking surface 102. The bolt 108 is turned so that it is no longer located inside the first threaded hole 114, the second threaded hole 115 and the through hole 113. Then the limiting rod 107 is pulled out from the limiting hole 112. At this time, the rotating shaft 103 is rotated on the fixed block 104 to drive the rotating plate 105 to rotate, open the slot 110, and then the double-sided hammer piece 101 can be removed from the main shaft of the crusher. The handle 116 facilitates the pulling out of the limiting rod 107 from the limiting hole 112. The expansion slot 117 makes it easy for the staff to use a screwdriver to tighten the bolt 108, which is more convenient for operation.
[0027] The striking surface 102 is fixedly connected to the double-sided hammer 101 and is located at one end of the double-sided hammer 101. The double-sided hammer 101 has a mounting hole 109 and a slot 110. The mounting hole 109 is connected to the slot 110. The fixing block 104 is fixedly connected to the double-sided hammer 101 and is located on the inner wall of the slot 110. The rotating shaft 103 is rotatably connected to the fixing block 104 and is located on the inner wall of the slot 110. The rotating plate 105 is fixedly connected to the rotating shaft 103 and is located on one side of the rotating shaft 103. The rotating plate 105 and the slot 110 are adapted to each other. The double-sided hammer 101 also has The limiting groove 111 and the limiting hole 112 are connected, the limiting groove 111 is connected with the limiting hole 112, the limiting block 106 is fixedly connected with the rotating plate 105 and is located at one end of the rotating plate 105, the limiting block 106 and the limiting groove 111 are adapted to each other, the limiting rod 107 and the limiting hole 112 are adapted to each other, one end of the limiting rod 107 passes through the limiting block 106, the limiting rod 107 has a through hole 113, the limiting block 106 has a first threaded hole 114 and a second threaded hole 115, and the bolt 108 is adapted to each other with the first threaded hole 114, the second threaded hole 115 and the through hole 113. The striking surface 102 can be used for crushing and hammering. The bolt 108 is screwed so that it is no longer located inside the first threaded hole 114, the second threaded hole 115 and the through hole 113. Then, the limiting rod 107 is pulled out from the limiting hole 112. At this time, the rotating shaft 103 is rotated on the fixed block 104 to drive the rotating plate 105 to rotate, thereby opening the slot 110. Then, the double-sided hammer piece 101 can be removed from the main shaft of the crusher. Therefore, there is no need to take out multiple double-sided hammer pieces 101 one by one. The slot 110 of the double-sided hammer piece 101 that needs to be disassembled can be opened separately, thereby completing the disassembly and replacement, thereby improving the disassembly and assembly efficiency.
[0028] Secondly, the handle 116 is fixedly connected to the limiting rod 107 and is located at the other end of the limiting rod 107. The handle 116 is convenient for pulling out the limiting rod 107 from the limiting hole 112.
[0029] At the same time, the expansion slot 117 is communicated with the first threaded hole 114, and the expansion slot 117 is adapted to the bolt 108. The expansion slot 117 can facilitate the staff to use a screwdriver to screw the bolt 108, which is more convenient for operation.
[0030] When the double-sided hammer 101 is disassembled by using the utility model, crushing and hammering can be performed through the striking surface 102, and the bolt 108 is screwed so that it is no longer located in the first threaded hole 114, the second threaded hole 115 and the through hole 113, and then the limiting rod 107 is pulled out from the limiting hole 112. At this time, the rotating shaft 103 rotates on the fixing block 104 to drive the rotating plate 105 to rotate, open the slot 110, and then the double-sided hammer 101 can be removed from the main shaft of the crusher, and the handle 116 is convenient for pulling out the limiting rod 107 from the limiting hole 112, and the expansion slot 117 is convenient for the staff to use a screwdriver to screw the bolt 108, which is more convenient to operate. Through the above-mentioned structural arrangement, there is no need to take out multiple double-sided hammers 101 in sequence, and the slot 110 of the double-sided hammer 101 that needs to be disassembled can be opened separately, thereby completing the disassembly and replacement, thereby improving the disassembly and assembly efficiency.
[0031] Second embodiment:
[0032] Based on the first embodiment, please refer to Figure 6 and Figure 7 ,in Figure 6 is a cross-sectional view of the entirety of the second embodiment of the present utility model, Figure 7 The utility model Figure 6 The utility model provides a double-sided hammer of a pulverizer, and further comprises two position limiting auxiliary components, wherein the position limiting auxiliary components comprise a first magnet 201 and a second magnet 202 .
[0033] According to this specific embodiment, after the limit rod 107 is inserted into the limit hole 112, the first magnet 201 and the second magnet 202 adhere to each other and attract each other, so that the limit rod 107 is adsorbed and fixed. Therefore, when the bolt 108 is screwed, the limit rod 107 can be adsorbed, so that when the bolt 108 is aligned with the through hole 113, the limit rod 107 will not be offset, so that the bolt 108 can be inserted into the through hole 113 more smoothly.
[0034] The two position limiting auxiliary components are respectively arranged on the corresponding mounting components. When the bolt 108 is turned, the position limiting auxiliary components can absorb the position limiting rod 107, so that when the bolt 108 is aligned with the through hole 113, the position limiting rod 107 will not be offset, so that the bolt 108 can be inserted into the through hole 113 more smoothly.
[0035] Secondly, the first magnet 201 is fixedly connected to the limiting rod 107 and is located at one end of the limiting rod 107, and the second magnet 202 is fixedly connected to the double-sided hammer 101 and is located on the inner wall of the limiting hole 112, and the first magnet 201 and the second magnet 202 attract each other. After the limiting rod 107 is inserted into the limiting hole 112, the first magnet 201 and the second magnet 202 are attached to each other and attract each other, so that the limiting rod 107 is adsorbed and fixed.
[0036] When the utility model is used to install the limit rod 107, after the limit rod 107 is inserted into the limit hole 112, the first magnet 201 and the second magnet 202 adhere to and attract each other, and the limit rod 107 is adsorbed and fixed. Therefore, when the bolt 108 is screwed, the limit rod 107 can be adsorbed, so that when the bolt 108 is aligned with the through hole 113, the limit rod 107 will not be offset, so that the bolt 108 can be inserted into the through hole 113 more smoothly.
[0037] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.
Claims
1. A double-sided hammer for a pulverizer, comprising a double-sided hammer, It is characterized in that Also included are two mounting assemblies; The mounting assembly includes a striking surface, a rotating shaft, a fixed block, a rotating plate, a limit block, a limit rod and a bolt. The striking surface is fixedly connected to the double-sided hammer and is located at one end of the double-sided hammer. The double-sided hammer has a mounting hole and a slot. The mounting hole is communicated with the slot. The fixed block is fixedly connected to the double-sided hammer and is located on the inner wall of the slot. The rotating shaft is rotatably connected to the fixed block and is located on the inner wall of the slot. The rotating plate is fixedly connected to the rotating shaft and is located on one side of the rotating shaft. The rotating plate is connected to the The slots are adapted to each other, and the double-sided hammer piece also has a limit groove and a limit hole, the limit groove is connected to the limit hole, the limit block is fixedly connected to the rotating plate and is located at one end of the rotating plate, the limit block and the limit groove are adapted to each other, the limit rod and the limit hole are adapted to each other, one end of the limit rod passes through the limit block, the limit rod has a through hole, the limit block has a first threaded hole and a second threaded hole, and the bolts are adapted to the first threaded hole, the second threaded hole and the through hole.
2. The double-sided hammer of the pulverizer according to claim 1, It is characterized in that The mounting assembly also includes a handle, which is fixedly connected to the limiting rod and is located at the other end of the limiting rod.
3. The double-sided hammer of the pulverizer according to claim 2, It is characterized in that The limit block further has an expansion slot, the expansion slot is communicated with the first threaded hole, and the expansion slot and the bolt are adapted to each other.
4. The double-sided hammer of the pulverizer according to claim 3, It is characterized in that The double-sided hammer of the pulverizer further comprises two position limiting auxiliary components, and the two position limiting auxiliary components are respectively arranged on the corresponding mounting components.
5. The double-sided hammer of the pulverizer according to claim 4, It is characterized in that The limiting auxiliary component includes a first magnet and a second magnet. The first magnet is fixedly connected to the limiting rod and is located at one end of the limiting rod. The second magnet is fixedly connected to the double-sided hammer and is located on the inner wall of the limiting hole. The first magnet and the second magnet attract each other.