Coarse crushing double-roller machine

Abstract

The coarse crushing double-roller machine comprises a driven part and a driving part, the driven part comprises a base, an auxiliary roller supporting frame, an auxiliary roller and a first driving part; the auxiliary roller supporting frame is arranged on the base; the auxiliary roller is rotationally arranged on the auxiliary roller supporting frame; the first driving part is arranged on one side of the base; the driving part comprises a movable base, a main roller supporting frame, a main roller and a second driving part; the movable base is slidably arranged on the first driving part; the main roller supporting frame is arranged on the movable base; the main roller is rotationally arranged on the main roller supporting frame; the second driving part is connected to the main roller and used for driving the main roller to rotate; the main roller is further provided with a plurality of sliding grooves, crushing racks and fixing pieces. The sliding grooves surround the surface of the main roller at equal intervals. The crushing racks are slidably arranged in the sliding grooves correspondingly. The fixing piece is arranged on the end face of one side of the main roller and used for fixing the crushing rack. The problems that the positions of two pairs of rollers on an existing coarse crushing double-roller machine are relatively fixed, and the strength of the crushing rack is reduced due to the fact that holes are formed in the crushing rack for multiple times are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of roller machines, in particular to a coarse crushing roller machine. Background Art

[0002] The coarse crushing roller mill is an important and efficient mechanical equipment, which is mainly used to squeeze, shear and grind materials through two relatively rotating high-strength wear-resistant rollers to achieve the purpose of crushing. This equipment is widely used in mining, building materials, chemical industry, metallurgy and other fields, and is suitable for crushing various materials such as ores, rocks, slag, construction waste, etc. with a hardness below medium.

[0003] The positions of the two pairs of rollers on the existing coarse crushing roller machine are generally relatively fixed, so that the size of the material is fixed during crushing, and it is impossible to crush materials of different sizes according to actual needs, which reduces the application scope of the roller machine. In addition, when faults such as tooth jamming occur, the machine needs to be disassembled. In addition, the rack used for crushing on the roller needs to be drilled multiple times when fixed, and is fastened by screws and other structures, which greatly reduces the strength of the rack. Utility Model Content

[0004] The utility model aims to provide a coarse crushing roller machine, which solves the problems that the positions of the two pairs of rollers on the existing coarse crushing roller machine are relatively fixed and the strength of the crushing rack is reduced due to multiple holes being opened on the crushing rack.

[0005] The embodiments of the present invention are implemented by the following technical solutions:

[0006] A coarse crushing roller machine, comprising:

[0007] The driven part includes a base, an auxiliary roller support frame, an auxiliary roller and a first driving part; the auxiliary roller support frame is arranged on the base; the auxiliary roller is rotatably arranged on the auxiliary roller support frame; the first driving part is arranged on one side of the base;

[0008] The active part includes a mobile base, a main roller support frame, a main roller, and a second driving part; the mobile base is slidably arranged on the first driving part, and the first driving part is used to drive the mobile base to move horizontally; the main roller support frame is arranged on the mobile base; the main roller is rotatably arranged on the main roller support frame; the second driving part is connected to the main roller, and is used to drive the main roller to rotate;

[0009] Further, the mobile base includes a first mobile base and a second mobile base;

[0010] Further, the main roller support frame includes a first main roller support frame and a second main roller support frame;

[0011] Furthermore, the main roller is provided with a plurality of sliding grooves, a plurality of crushing racks and a plurality of fixing parts; the sliding grooves, the crushing racks and the fixing parts form a group of crushing rack parts; the sliding grooves are equidistantly arranged on the surface of the main roller; the crushing racks are respectively slidably arranged in the sliding grooves; the fixing parts are arranged on one end face of the main roller, below one end of the sliding groove, and the fixing parts are used to fix the crushing racks.

[0012] The first movable base and the second movable base are respectively provided with threaded through holes horizontally.

[0013] The first driving part includes a screw motor and a screw; the screw motor is arranged inside the base; the screw is horizontally connected to the screw motor to drive the screw to rotate;

[0014] Furthermore, the screw motor and the screw are provided in pairs, respectively, and are arranged on one side of the base;

[0015] Furthermore, the two screw rods are respectively connected to the threaded through holes on the first movable base and the second movable base.

[0016] The first main roller support frame is vertically arranged on the top of the first movable base; the second main roller support frame is vertically arranged on the top of the second movable base.

[0017] Both ends of the main roller are connected with main shafts respectively; the main shafts at both ends of the main roller are rotatably connected to the first main roller support frame and the second main roller support frame respectively.

[0018] The second driving part is arranged on the top of the first movable base, next to the first main roller support frame; the second driving part includes a motor, a belt, a driving wheel and a driven wheel; the motor is arranged next to the first main roller support frame; the driving wheel is connected to the motor, and the motor is used to drive the driving wheel to rotate; the driven wheel is connected to the main shaft at one end of the main roller; the belt is respectively arranged around the driving wheel and the driven wheel.

[0019] The crushing rack includes a tooth surface, a sliding bar and a positioning hole; the tooth surface is a U-shaped tooth with the tooth shape facing upward, and its bottom surface is connected to the top surface of the sliding bar; the sliding bar is slidably arranged in the sliding groove on the main roller; the positioning hole is arranged at one end of the bottom surface of the sliding bar.

[0020] The fixing member includes a telescopic rod and a baffle; the fixed end of the telescopic rod is arranged at one end of the main roller, below one end of the sliding groove, and its movable end is located above the fixed end; the baffle is vertically arranged at the top of the fixed end of the telescopic rod, next to the movable end.

[0021] The technical solution of the embodiment of the utility model has at least the following advantages and beneficial effects:

[0022] 1. The utility model is a coarse crushing double roller machine, which realizes the variable and stable distance between the main roller and the auxiliary roller by moving the movable base and the screw rod in coordination, and utilizing the characteristics of the strong self-locking ability and strong bearing capacity of the spiral transmission, so as to crush materials of different sizes according to actual needs, avoids the relative position of the main roller and the auxiliary roller being fixed, and is more convenient for maintenance and replacement when faults such as stuck teeth occur and when the crushing rack is replaced.

[0023] 2. The utility model provides a coarse crushing double-roller machine, which is installed by cooperating the sliding groove on the main roller with the sliding bar on the crushing rack, and constraining one end thereof by a fixing part, which not only ensures the overall structural strength of the crushing rack, but also ensures the stability of its installation, and the subsequent replacement is also more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of the utility model Figure 1 ;

[0025] Figure 2 This is a schematic diagram of the overall structure of the utility model Figure 2 ;

[0026] Figure 3 It is a structural diagram of the active part;

[0027] Figure 4 Yes Figure 3 The enlarged schematic diagram at A in the middle;

[0028] Figure 5 It is a structural diagram of a crushing rack.

[0029] In the figure, 1-driven part, 101-base, 102-auxiliary roller support frame, 103-auxiliary roller, 104-screw, 2-active part, 201-first movable base, 202-first main roller support frame, 203-main roller, 2031-sliding groove, 2032-baffle, 2033-telescopic rod, 204-second movable base, 205-second main roller support frame, 206-motor, 207-belt, 208-driving wheel, 209-driven wheel, 210-spindle, 211-crushing rack, 2111-tooth surface, 2112-sliding bar, 2113-positioning hole. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0031] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] like Figure 1 and 2 As shown, a coarse crushing double roller machine comprises a base 101, an auxiliary roller support frame 102, an auxiliary roller 103, a first driving unit, a movable base 101, a main roller 203 support frame, the main roller 203 and a second driving unit; the auxiliary roller support frame 102 is two supporting plates, which are respectively arranged on both sides of the top of the base 101; the two ends of the auxiliary roller 103 are rotatably arranged on the supporting plates on both sides; the first driving unit is arranged on one side of the base 101, and comprises two sets of screw motors and a screw 104; the screw motor is arranged inside the base 101; The screw 104 is horizontally connected to the screw motor, and the screw motor is used to drive the screw 104 to rotate; two sets of screw motors and screw 104 are respectively arranged on both sides of one side of the base 101; the mobile base 101 is slidably arranged on the first driving part, which is used to drive the mobile base 101 to move horizontally; the main roller 203 support frame is arranged on the mobile base 101; the main roller 203 is rotatably arranged on the main roller 203 support frame; the second driving part is connected to the main roller 203, which is used to drive the main roller 203 to rotate.

[0033] like Figure 1-3 As shown, the mobile base 101 includes a first mobile base 201 and a second mobile base 204; the first mobile base 201 and the second mobile base 204 are respectively provided with threaded through holes horizontally; the two screws 104 are respectively matched and connected to the threaded through holes on the first mobile base 201 and the second mobile base 204.

[0034] like Figure 3 As shown, the main roller 203 support frame includes a first main roller support frame 202 and a second main roller support frame 205; the first main roller support frame 202 is vertically arranged on the top of the first movable base 201; the second main roller support frame 205 is vertically arranged on the top of the second movable base 204; the second driving part is arranged on the top of the first movable base 201, and is located beside the first main roller support frame 202;

[0035] like Figure 3 and 4As shown, the main roller 203 is also provided with a plurality of sliding grooves 2031, a plurality of crushing racks 211 and a plurality of fixing parts; the sliding grooves 2031, the crushing racks 211 and the fixing parts form a group of crushing racks 211; the sliding grooves 2031 are equidistantly arranged around the surface of the main roller 203; the crushing racks 211 are respectively slidably arranged in the sliding grooves 2031; the fixing parts are arranged on one side end surface of the main roller 203, located below one end of the sliding grooves 2031, and the fixing parts are used to fix the crushing racks 211; the two ends of the main roller 203 are respectively connected with main shafts 210; the main shafts 210 at the two ends of the main roller 203 are respectively rotatably connected to the first main roller support frame 202 and the second main roller support frame 205;

[0036] Specifically, the crushing rack 211 includes a tooth surface 2111, a sliding bar 2112 and a positioning hole 2113; the tooth surface 2111 is a U-shaped tooth, the tooth shape faces upward, and its bottom surface is connected to the top surface of the sliding bar 2112; the sliding bar 2112 is slidably arranged in the sliding groove 2031 on the main roller 203; the positioning hole 2113 is arranged at one end of the bottom surface of the sliding bar 2112;

[0037] More specifically, the fixing member includes a telescopic rod 2033 and a baffle 2032; the fixed end of the telescopic rod 2033 is arranged at one end of the main roller 203, below one end of the sliding groove 2031, and its movable end is located above the fixed end; the baffle 2032 is vertically arranged at the top of the fixed end of the telescopic rod 2033, next to the movable end.

[0038] like Figure 1-3 As shown, the second driving part includes a motor 206, a belt 207, a driving wheel 208 and a driven wheel 209; the motor 206 is arranged beside the first main roller support frame 202; the driving wheel 208 is connected to the driving shaft of the motor 206, and the motor 206 is used to drive the driving wheel 208 to rotate; the driven wheel 209 is connected to the main shaft 210 at one end of the main roller 203; the belt 207 is respectively arranged around the driving wheel 208 and the driven wheel 209,

[0039] The working principle of this embodiment is:

[0040] When crushing materials, the materials are put in from above between the main roller 203 and the auxiliary roller 103, the second driving part works, the motor 206 drives the driving wheel 208 to rotate, and drives the driven wheel 209 to rotate through the belt 207, so that the main roller 203 rotates, and the materials are crushed by the cooperation of the main roller 203 and the auxiliary roller 103. When the degree of crushing needs to be adjusted, the screw motor inside the base 101 works and drives the screw 104 to rotate, thereby driving the first mobile base 201 to move left and right along the screw 104, and using the self-locking characteristics of the spiral transmission to ensure its stability; when more When replacing the crushing rack 211, first drive the first movable base 201 to move along the screw 104 in the direction away from the auxiliary roller 103, then make the telescopic rod 2033 on the main roller 203 work, and the movable end is lowered from the positioning hole 2113 under the crushing rack 211, and then the crushing rack 211 is pulled out along the sliding groove 2031 and replaced with a new one, and then the crushing rack 211 is slid into the sliding groove 2031 and one end of it is in contact with the baffle 2032, so that the positioning hole 2113 is aligned with the movable end of the telescopic rod 2033, and then the movable end is extended along the positioning hole 2113 to fix it.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A coarse crushing roller machine, characterized in that: include: The driven part includes a base, an auxiliary roller support frame, an auxiliary roller and a first driving part; the auxiliary roller support frame is arranged on the base; the auxiliary roller is rotatably arranged on the auxiliary roller support frame; the first driving part is arranged on one side of the base; The active part includes a mobile base, a main roller support frame, a main roller, and a second driving part; the mobile base is slidably arranged on the first driving part, and the first driving part is used to drive the mobile base to move horizontally; the main roller support frame is arranged on the mobile base; the main roller is rotatably arranged on the main roller support frame; the second driving part is connected to the main roller, and is used to drive the main roller to rotate; Further, the mobile base includes a first mobile base and a second mobile base; Further, the main roller support frame includes a first main roller support frame and a second main roller support frame; Furthermore, the main roller is provided with a plurality of sliding grooves, a plurality of crushing racks and a plurality of fixing parts; the sliding grooves, the crushing racks and the fixing parts form a group of crushing rack parts; the sliding grooves are equidistantly arranged on the surface of the main roller; the crushing racks are respectively slidably arranged in the sliding grooves; the fixing parts are arranged on one end face of the main roller, below one end of the sliding groove, and the fixing parts are used to fix the crushing racks.

2. A coarse crushing roller machine according to claim 1, characterized in that: The first movable base and the second movable base are respectively provided with threaded through holes horizontally.

3. A coarse crushing roller machine according to claim 1 or 2, characterized in that: The first driving part includes a screw motor and a screw; the screw motor is arranged inside the base; the screw is horizontally connected to the screw motor to drive the screw to rotate; Furthermore, the screw motor and the screw are provided in pairs, respectively, and are arranged on one side of the base; Furthermore, the two screw rods are respectively connected to the threaded through holes on the first movable base and the second movable base.

4. A coarse crushing roller machine according to claim 1, characterized in that: The first main roller support frame is vertically arranged on the top of the first movable base; the second main roller support frame is vertically arranged on the top of the second movable base.

5. A coarse crushing roller machine according to claim 1 or 4, characterized in that: Both ends of the main roller are connected with main shafts respectively; the main shafts at both ends of the main roller are rotatably connected to the first main roller support frame and the second main roller support frame respectively.

6. A coarse crushing roller machine according to claim 1 or 4, characterized in that: The second driving part is arranged on the top of the first movable base, and is located beside the first main roller support frame; the second driving part comprises a motor, a belt, a driving wheel and a driven wheel; the motor is arranged beside the first main roller support frame; the driving wheel is connected to the motor, and the motor is used to drive the driving wheel to rotate; The driven wheel is connected to the main shaft at one end of the main roller; the belt is respectively arranged around the driving wheel and the driven wheel.

7. The coarse crushing roller machine according to claim 1, characterized in that: The crushing rack includes a tooth surface, a sliding bar and a positioning hole; the tooth surface is a U-shaped tooth with the tooth shape facing upward, and its bottom surface is connected to the top surface of the sliding bar; the sliding bar is slidably arranged in the sliding groove on the main roller; the positioning hole is arranged at one end of the bottom surface of the sliding bar.

8. The coarse crushing roller machine according to claim 1, characterized in that: The fixing member includes a telescopic rod and a baffle; the fixed end of the telescopic rod is arranged at one end of the main roller, below one end of the sliding groove, and its movable end is located above the fixed end; the baffle is vertically arranged at the top of the fixed end of the telescopic rod, next to the movable end.

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