Circulating material receiving and pouring device used in cooperation with crushing equipment

Abstract

The utility model discloses a circulating material receiving and pouring device matched with crushing equipment, which comprises a rack, a left hopper, a right hopper, a left lifting support and a right lifting support, when the left lifting support is located at the upper position, a left sliding block drives the left hopper to move rightwards to a set position through a left push rod, a left longitudinal leaning shaft is matched with a left limiting groove, and a right longitudinal leaning shaft is matched with a right limiting groove. The left push rod continuously pushes the left hopper, so that the left hopper rotates along the central axis of the left longitudinal leaning shaft to pour materials to a feeding hole of the crushing equipment; when the left lifting support is located at the lower position, the left sliding block drives the left hopper to move rightwards to a set position through the left push rod and is located below a discharge port of crushing equipment for receiving materials; the right hopper and the left hopper move in different directions; when the left hopper is overturned to pour materials, the right hopper is located at a material receiving position; and when the right hopper is overturned to pour materials, the left hopper is located at the material receiving position. According to the utility model, automatic circulating material receiving and feeding can be realized, the labor intensity of operators is effectively reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of material crushing equipment manufacturing, in particular to a device for circulating material receiving and discharging in cooperation with a crushing equipment. Background Art

[0002] In the technical field of solid material crushing equipment, in order to make the crushed particle size of materials smaller, it is often necessary to crush the materials multiple times, which requires sending the materials at the discharge port of the crushing equipment back to the feed port of the crushing equipment and circulating multiple times. The traditional method is completed manually. Workers use a simple container to receive materials at the discharge port of the crushing equipment, and then move the container with materials to the feed port of the crushing equipment to discharge the materials. This method has a high labor intensity for workers on the one hand, and on the other hand, during the process from receiving materials to discharging materials manually, the equipment often needs to stop, which affects the crushing efficiency of solid materials.

[0003] Some large-scale equipment uses conveyor belts to circulate material receiving and feeding, but it has a large floor area, high input cost, and is not convenient for popularization. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a device for circulating material receiving and discharging in cooperation with a crushing equipment, which can realize automatic circulating material receiving and feeding, effectively reduce the labor intensity of operators and improve production efficiency, has a small floor area, and is conducive to popularization.

[0005] To achieve the above purpose, the technical solution of the utility model is: a device for circulating material receiving and discharging in cooperation with a crushing equipment, including a frame, a left hopper and a right hopper. The frame includes a left frame, a middle frame and a right frame; a left lifting bracket that can move up and down is installed on the left frame, a left slider that can move back and forth horizontally is installed on the left lifting bracket, the left hopper is installed on the left lifting bracket in a way that it can be detached from the left lifting bracket, a left longitudinal support shaft is installed at the lower right side of the left hopper, a left limiting convex part is provided at the upper part of the middle frame, and a left limiting groove that matches with the left longitudinal support shaft is provided on the left limiting convex part. The left slider drives the left hopper to move through a left push rod. When the left lifting bracket is in the upper position, the left slider drives the left hopper to move right to a set position through the left push rod, the left longitudinal support shaft matches with the left limiting groove, and the left push rod continues to push the left hopper so that the left hopper rotates along the central axis of the left longitudinal support shaft to discharge materials into the feed port of the crushing equipment; when the left lifting bracket is in the lower position, the left slider drives the left hopper to move right to a set position below the discharge port of the crushing equipment to receive materials.

[0006] The right frame is provided with a right lifting bracket which can move up and down, and the right lifting bracket is provided with a right sliding block which can move back and forth horizontally, and the right hopper is mounted on the right lifting bracket in a manner that it can be detached from the right lifting bracket, and a right longitudinal axis is provided on the lower left side of the right hopper, and a right limiting convex portion is provided on the upper part of the middle frame, and the right limiting convex portion is provided with a right limiting groove which cooperates with the right longitudinal axis, and the right sliding block drives the right hopper to move through the right push rod, and when the right lifting bracket is in the upper position, the right sliding block drives the right hopper to move to the left to the set position through the right push rod, and the right longitudinal axis cooperates with the right limiting groove, and the right push rod continues to push the right hopper so that the right hopper rotates along the central axis of the right longitudinal axis to dump materials to the feeding port of the crushing equipment; when the right lifting bracket is in the lower position, the right sliding block drives the right hopper to move to the left to the set position through the right push rod and is below the discharging port of the crushing equipment to receive materials;

[0007] When the left hopper turns over to pour materials, the right hopper is in the material receiving position; when the right hopper turns over to pour materials, the left hopper is in the material receiving position.

[0008] Further improvement, a first left driving device is installed on the left frame, the first left driving device drives the left lifting bracket to move up and down, a second left driving device is installed on the left lifting bracket, a left transverse guide rail is fixed on the left lifting bracket, the left slider is matched on the left transverse guide rail, and the second left driving device drives the left slider to move back and forth along the left transverse guide rail;

[0009] A left roller is mounted on the left transverse guide rail in a manner that the left roller can be separated from the left transverse guide rail. A first left longitudinal axis is also mounted on the lower part of the left hopper. A second left longitudinal axis is mounted on the left slide block. The first left longitudinal axis and the second left longitudinal axis are connected through a left push rod.

[0010] The upper part of the middle frame is provided with a left upper rail connected to the left transverse rail, and the lower part of the middle frame is provided with a left lower rail connected to the left transverse rail;

[0011] The right frame is provided with a first right driving device, which drives the right lifting bracket to move up and down. The right lifting bracket is provided with a second right driving device. The right lifting bracket is provided with a right transverse guide rail. The right slider is matched with the right transverse guide rail. The second right driving device drives the right slider to move back and forth along the right transverse guide rail.

[0012] A right roller is mounted on the right transverse guide rail in a manner that the right roller can be separated from the right transverse guide rail. A first right longitudinal axis is also mounted on the lower part of the right hopper. A second right longitudinal axis is mounted on the right slider. The first right longitudinal axis and the second right longitudinal axis are connected through a right push rod.

[0013] The upper part of the middle frame is provided with a right upper rail connected to the right transverse rail, and the lower part of the middle frame is provided with a right lower rail connected to the right transverse rail. This makes the overall structure more compact and facilitates the back and forth shifting of the left hopper and the right hopper.

[0014] Further, the left horizontal guide rail includes a first group of left horizontal guide rails and a second group of left horizontal guide rails. The first group of left horizontal guide rails has two left horizontal guide rails, and the left slider is fitted on the first group of left horizontal guide rails; the second group of left horizontal guide rails has two left horizontal guide rails, and the left hopper is mounted on the second group of left horizontal guide rails through a plurality of left rollers.

[0015] The upper left guide rail has two and is parallel to each other; when the left lifting bracket is in the upper position, the two upper left guide rails are respectively docked with the two left horizontal guide rails of the second group of left horizontal guide rails; the lower left guide rail has two and is parallel to each other. When the left lifting bracket is in the lower position, the two lower left guide rails are respectively docked with the two left horizontal guide rails of the second group of left horizontal guide rails.

[0016] The right horizontal guide rail includes a first group of right horizontal guide rails and a second group of right horizontal guide rails. The first group of right horizontal guide rails has two right horizontal guide rails, and the right slider is fitted on the first group of right horizontal guide rails; the second group of right horizontal guide rails has two right horizontal guide rails, and the right hopper is mounted on the second group of right horizontal guide rails through a plurality of right rollers.

[0017] The upper right guide rail has two and is parallel to each other; when the right lifting bracket is in the upper position, the two upper right guide rails are respectively docked with the two right horizontal guide rails of the second group of right horizontal guide rails; the lower right guide rail has two and is parallel to each other. When the right lifting bracket is in the lower position, the two lower right guide rails are respectively docked with the two right horizontal guide rails of the second group of right horizontal guide rails.

[0018] There are two left limiting convex parts and both are vertically arranged; there are two right limiting convex parts and both are vertically arranged; each lower left guide rail is integrally connected with a corresponding lower right guide rail.

[0019] Further improved, two first left supports are fixedly provided at the lower part of the left hopper, and the first left longitudinal shaft is pivotally connected to the two first left supports; two second left supports are fixedly provided at the lower part of the left slider, and the second left longitudinal shaft is pivotally connected to the two second left supports; a third left support is provided at the lower right side of the left hopper, and the middle part of the left longitudinal abutting shaft is fixedly connected to the third left support.

[0020] There are two left push rods and they are parallel to each other. One end of each left push rod is hinged to the first left longitudinal shaft, and the other end of each left push rod is hinged to the second left longitudinal shaft.

[0021] Two first right supports are fixedly provided at the lower part of the right hopper, and the first right longitudinal shaft is pivotally connected to the two first right supports; two second right supports are fixedly provided at the lower part of the right slider, and the second right longitudinal shaft is pivotally connected to the two second right supports; a third right support is provided at the lower left side of the right hopper, and the middle part of the right longitudinal abutting shaft is fixedly connected to the third right support.

[0022] There are two right push rods which are parallel to each other. One end of each right push rod is hinged to the first right longitudinal axis, and the other end of each right push rod is hinged to the second right longitudinal axis. This structure effectively increases the flexibility of the left push rod and the right push rod, facilitating the reliable pushing of the left hopper to move or rotate by the left push rod and the reliable pushing of the right hopper to move or rotate by the right push rod.

[0023] Furthermore, a left relief groove is provided on the left slider, and one end of the left push rod is bent downward. The downwardly bent end of the left push rod is matched with the left relief groove.

[0024] A right relief groove is provided on the right slider, and one end of the right push rod is bent downward. The downwardly bent end of the right push rod is matched with the right relief groove. This can make the structure more reasonable, facilitate assembly, and prevent interference between the push rod and the slider.

[0025] For further improvement, the left frame includes two left columns. The first left driving device includes a first left motor and two left longitudinal transmission shafts pivotally connected between the upper parts of the two left columns. The two left longitudinal transmission shafts are connected by a pair of cylindrical gears. The first left motor drives one of the left longitudinal transmission shafts to rotate through a left speed change mechanism. Two lower synchronous pulleys are pivotally connected to the lower part of each left column respectively. Two upper synchronous pulleys are fixedly connected to the vicinity of both ends of each left longitudinal transmission shaft respectively. Each upper synchronous pulley and a corresponding lower synchronous pulley are connected by a synchronous belt.

[0026] Both the front side and the rear side of the left lifting bracket are fixedly connected to two synchronous belts respectively through two connecting pieces.

[0027] The right frame includes two right columns. The first right driving device includes a first right motor and two right longitudinal transmission shafts pivotally connected between the upper parts of the two right columns. The two right longitudinal transmission shafts are connected by a pair of cylindrical gears. The first right motor drives one of the right longitudinal transmission shafts to rotate through a right speed change mechanism. Two lower synchronous pulleys are pivotally connected to the lower part of each right column respectively. Two upper synchronous pulleys are fixedly connected to the vicinity of both ends of each right longitudinal transmission shaft respectively. Each upper synchronous pulley and a corresponding lower synchronous pulley are connected by a synchronous belt.

[0028] Both the front side and the rear side of the right lifting bracket are fixedly connected to two synchronous belts respectively through two connecting pieces. This structure can effectively improve the position accuracy of the left lifting bracket or the right lifting bracket in the upper or lower position, and can also improve the smoothness of the up and down movement of the left lifting bracket or the right lifting bracket.

[0029] Furthermore, a left vertical guide rail is also provided on the inner side of each left column. The front and rear sides of the left lifting bracket are respectively fitted on the corresponding left vertical guide rails through left sliding members.

[0030] On the inner side of each right vertical column, there is also a right vertical guide rail, and the front and rear sides of the right lifting bracket are respectively fitted on the corresponding right vertical guide rails through right sliding members, further improving the smoothness of the up-and-down movement of the left lifting bracket or the right lifting bracket.

[0031] For further improvement, the second left driving device includes a second left motor and a left transverse lead screw pivotally connected to the left lifting bracket. The second left motor drives the left transverse lead screw to rotate through a left transmission. A left ball nut is installed at the lower part of the left slider, and the left ball nut is engaged with the left transverse lead screw.

[0032] The second right driving device includes a second right motor and a right transverse lead screw pivotally connected to the right lifting bracket. The second right motor drives the right transverse lead screw to rotate through a right transmission. A right ball nut is installed at the lower part of the right slider, and the right ball nut is engaged with the right transverse lead screw.

[0033] For further improvement, the left frame, the middle frame and the right frame are integrally formed or separately arranged, facilitating the setting and installation of the frames.

[0034] For further improvement, on the side of the left lifting bracket close to the middle frame, there is a first left limit stop for limiting the rightward movement of the left slider, and on the side of the left lifting bracket far from the middle frame, there is a second left limit stop for limiting the leftward movement of the left slider.

[0035] On the side of the right lifting bracket close to the middle frame, there is a first right limit stop for limiting the leftward movement of the right slider, and on the side of the right lifting bracket far from the middle frame, there is a second right limit stop for limiting the rightward movement of the right slider, facilitating the provision of limits and buffering for the back-and-forth movement positions of the left slider or the right slider.

[0036] When the left lifting bracket is in the upper position in the utility model, the left slider drives the left hopper to move rightward to a set position through the left push rod. The left longitudinal support shaft cooperates with the left limit groove, and the left push rod continues to push the left hopper so that the left hopper rotates along the central axis of the left longitudinal support shaft to pour materials into the feed inlet of the crushing equipment; when the left lifting bracket is in the lower position, the left slider drives the left hopper to move rightward to a set position under the discharge outlet of the crushing equipment for receiving materials; when the right lifting bracket is in the upper position, the right slider drives the right hopper to move leftward to a set position through the right push rod. The right longitudinal support shaft cooperates with the right limit groove, and the right push rod continues to push the right hopper so that the right hopper rotates along the central axis of the right longitudinal support shaft to pour materials into the feed inlet of the crushing equipment; when the right lifting bracket is in the lower position, the right slider drives the right hopper to move leftward to a set position under the discharge outlet of the crushing equipment for receiving materials; when the left hopper flips to pour materials, the right hopper is in the receiving position; when the right hopper flips to pour materials, the left hopper is in the receiving position. In this way, automatic cyclic material receiving and feeding can be realized for the left hopper and the right hopper without manual participation, effectively reducing the labor intensity of operators and improving production efficiency. At the same time, by controlling the number of times of cyclic material receiving and feeding, it is also convenient for the crushing equipment to control the particle size of the crushed materials, so as to better meet the technical requirements of the required materials.

[0037] Secondly, during the process of switching the positions of the left hopper and the right hopper during material receiving or feeding, the required spatial position is small, which is convenient for the structural arrangement of the equipment, making the overall equipment structure compact, occupying a small area, and being conducive to popularization. Brief Description of the Drawings

[0038] Figure 1 is the front view of the utility model;

[0039] Figure 2 is the top view of the utility model;

[0040] Figure 3 is the top perspective view of the utility model;

[0041] Figure 4 is the bottom perspective view of the utility model with some parts hidden;

[0042] Figure 5 is Figure 4 the enlarged view of part A of

[0043] Figure 6 is the front view of the utility model in cooperation with the crushing equipment with the left hopper in the pouring state and the right hopper in the receiving state;

[0044] Figure 7 is Figure 6 the view in the direction of B of Detailed Description of the Embodiment

[0045] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0046] Figures 1 to 7 As shown, a cyclic material receiving and discharging device used in conjunction with a crushing device comprises a frame 10, a left hopper 20 and a right hopper 30. The frame 10 comprises a left frame 101, a middle frame 102 and a right frame 103. The left frame 101, the middle frame 102 and the right frame 103 can be connected as a whole or installed separately.

[0047] The left frame 101 is provided with a first left driving device 1 and a left lifting bracket 2. The first left driving device 1 can drive the left lifting bracket 2 to move up and down. The left lifting bracket 2 is provided with a second left driving device 3 and a left sliding block 4. The left lifting bracket 2 is fixedly provided with a left transverse guide rail 5. The left transverse guide rail 5 includes a first group of left transverse guide rails 51 and a second group of left transverse guide rails 52. The first group of left transverse guide rails 51 has two left transverse guide rails 5, and the second group of left transverse guide rails 52 has two left transverse guide rails 5. The left sliding block 4 is matched with the first group of left transverse guide rails 51. The second left driving device 3 drives the left sliding block 4 to move back and forth laterally along the first group of left transverse guide rails 51.

[0048] Four left rollers 201 are installed on both sides of the lower part of the left hopper 20, and the left hopper 20 is mounted on the second group of left transverse guide rails 52 through the eight left rollers 201; each left roller 201 is mounted on a left transverse guide rail 5 of the second group of left transverse guide rails 52 in a manner that it can be detached from the left transverse guide rail 5, and each left roller 201 is provided with an annular groove, which is matched on the left transverse guide rail 5 to play a guiding role and to reset and match on the left transverse guide rail 5 after detachment.

[0049] The lower part of the left hopper 20 is also provided with a first left longitudinal axis 202, the lower part of the left slider 4 is provided with a second left longitudinal axis 41, the first left longitudinal axis 202 and the second left longitudinal axis 41 are connected by two left push rods 6, and the lower right part of the left hopper 20 is provided with a left longitudinal axis 203;

[0050] The upper part of the middle frame 102 is provided with a left upper guide rail 53 and a left limiting protrusion 7 connected with the left transverse guide rail 5, and there are two left upper guide rails 53 which are parallel to each other; when the left lifting bracket 2 is in the upper position, the two left upper guide rails 53 are respectively connected with the two left transverse guide rails 5 of the second group of left transverse guide rails 52; there are two left limiting protrusions 7, and each left limiting protrusion 7 is provided with a left limiting groove 7a matched with the left longitudinal axis 203; when the left lifting bracket 2 is in the upper position, the left slider 4 drives the left hopper 20 to move to the set position to the right through the two left push rods 6, the left longitudinal axis 203 cooperates with the left limiting groove 7a, and continues to push the left hopper 20 so that the left hopper 20 rotates clockwise along the central axis of the left longitudinal axis 203 to pour materials into the feeding port 401 of the crushing device 40;

[0051] When the left lifting support 2 is in the upper position, the clearance between each upper left guide rail 53 and a left horizontal guide rail 5 on the second group of left horizontal guide rails 52 during docking is ≤ 1 cm;

[0052] The lower part of the middle frame 102 is provided with lower left guide rails 54 that are docked with the left horizontal guide rails 5. There are two of the lower left guide rails 54 and they are parallel to each other. When the left lifting support 2 is in the lower position, the two lower left guide rails 54 are respectively docked with two left horizontal guide rails 5 of the second group of left horizontal guide rails 52; the left slider 4 drives the left hopper 20 to move to the right to a set position below the discharge port 402 of the crushing device 40 to receive materials;

[0053] When the left lifting support 2 is in the lower position, the clearance between each lower left guide rail 54 and a left horizontal guide rail 5 on the second group of left horizontal guide rails 52 during docking is ≤ 1 cm.

[0054] The right frame 103 is equipped with a first right driving device 1a and a right lifting support 2a. The first right driving device 1a can drive the right lifting support 2a to move up and down. The right lifting support 2a is equipped with a second right driving device 3a and a right slider 4a. A right horizontal guide rail 5a is fixedly provided on the right lifting support 2a. The right horizontal guide rail 5a includes a first group of right horizontal guide rails 51a and a second group of right horizontal guide rails 52a. The first group of right horizontal guide rails 51a has two right horizontal guide rails 5a, and the second group of right horizontal guide rails 52a has two right horizontal guide rails 5a. The right slider 4a is fitted on the first group of right horizontal guide rails 51a, and the second right driving device 3a drives the right slider 4a to move horizontally back and forth along the first group of right horizontal guide rails 51a;

[0055] Four right rollers 301 are respectively installed on both sides of the lower part of the right hopper 30. The right hopper 30 is mounted on the second group of right horizontal guide rails 52a through eight right rollers 301; each right roller 301 is mounted on a right horizontal guide rail 5a of the second group of right horizontal guide rails 52a in a manner that can be disengaged from the right horizontal guide rail 5a. A first right longitudinal axis 302 is further installed at the lower part of the right hopper 30, and a second right longitudinal axis 41a is installed at the lower part of the right slider 4a. The first right longitudinal axis 302 and the second right longitudinal axis 41a are connected by two right push rods 6a. A right longitudinal abutting shaft 303 is installed at the lower left side of the right hopper 30;

[0056] The upper part of the middle frame 102 is provided with a right upper guide rail 55 and a right limiting protrusion 71 connected to the right transverse guide rail 5a, and there are two right upper guide rails 54 which are parallel to each other; when the right lifting bracket 2a is in the upper position, the two right upper guide rails 54 are respectively connected to the two right transverse guide rails 5a of the second group of right transverse guide rails 52a; there are two right limiting protrusions 71, and each right limiting protrusion 71 is provided with a right limiting groove 71a matched with the right longitudinal axis 303; when the right lifting bracket 2a is in the upper position, when the right slider 4a drives the right hopper 30 to move to the set position to the left through the right push rod 6a, the right longitudinal axis 303 is matched with the right limiting groove 71a, and then the right hopper 30 is continuously pushed so that the right hopper 30 rotates counterclockwise along the central axis of the right longitudinal axis 303 to pour materials to the feeding port 401 of the crushing device 40;

[0057] The lower part of the middle frame 102 is provided with a right lower guide rail 56 connected to the right transverse guide rail 5a. There are two right lower guide rails 56 parallel to each other. When the right lifting bracket 2a is in the lower position, the two right lower guide rails 56 are respectively connected to the two right transverse guide rails 5a of the second group of right transverse guide rails 52a; the right slider 4a drives the right hopper 30 to move to the left to the set position below the discharge port 402 of the crushing device 40 through two right push rods 6a to receive the material;

[0058] When the left hopper 20 turns over to pour materials, the right hopper 30 is in a material receiving position; when the right hopper 30 turns over to pour materials, the left hopper 20 is in a material receiving position.

[0059] There are two left limit protrusions 7 and both are vertically arranged; there are two right limit protrusions 71 and both are vertically arranged; each left lower guide rail 54 is connected to a corresponding right lower guide rail 56 as a whole.

[0060] The left lifting bracket 2 is provided with two first left limit blocks 8 for limiting the rightward movement of the left slider 2 on the side close to the middle frame 102, and the left lifting bracket 2 is provided with two second left limit blocks 81 for limiting the leftward movement of the left slider 2 on the side away from the middle frame 102;

[0061] The right lifting bracket 2a is provided with two first right limit blocks 8a for limiting the leftward movement of the right slider 2a on the side close to the middle frame 102, and the right lifting bracket 2a is provided with two second right limit blocks 81a for limiting the rightward movement of the right slider 2a on the side away from the middle frame 102, so as to play the role of limiting and buffering.

[0062] Two first left supports 204 are fixedly provided at the lower part of the left hopper 20, and the first left longitudinal axis 202 is pivotally connected to the two first left supports 204; two second left supports 42 are fixedly provided at the lower part of the left slider 4, and the second left longitudinal axis 41 is pivotally connected to the two second left supports 42; a third left support 205 is fixedly provided at the lower right side of the left hopper 20, and the middle part of the left longitudinal abutting shaft 203 is fixedly connected to the third left support 205;

[0063] The two left push rods 6 are parallel to each other. One end of each left push rod 6 is hinged to the first left longitudinal axis 202, and the other end of each left push rod 6 is hinged to the second left longitudinal axis 41;

[0064] Two first right supports 304 are fixedly provided at the lower part of the right hopper 30, and the first right longitudinal axis 302 is pivotally connected to the two first right supports 304; two second right supports 42a are fixedly provided at the lower part of the right slider 4a, and the second right longitudinal axis 41a is pivotally connected to the two second right supports 42a; a third right support 305 is fixedly provided at the lower left side of the right hopper 30, and the middle part of the right longitudinal abutting shaft 303 is fixedly connected to the third right support 305;

[0065] The two right push rods 6a are parallel to each other. One end of each right push rod 6a is hinged to the first right longitudinal axis 302, and the other end of each right push rod 6a is hinged to the second right longitudinal axis 41a.

[0066] A left relief groove 43 is provided on the left slider 4. One end of the left push rod 6 is bent downward, and the downwardly bent end of the left push rod 6 is matched with the left relief groove 43;

[0067] A right relief groove 43a is provided on the right slider 4a. One end of the right push rod 6a is bent downward, and the downwardly bent end of the right push rod 6a is matched with the right relief groove 43a.

[0068] The left frame 101 includes two left columns 9. The first left driving device 1 includes a first left motor 11 and two left longitudinal transmission shafts 12 pivotally connected between the upper parts of the two left columns 9. The two left longitudinal transmission shafts 12 are connected by a pair of cylindrical gears 50. The first left motor 11 drives one of the left longitudinal transmission shafts 12 to rotate through a left speed-changing mechanism 13. Two lower synchronous pulleys 60 are pivotally connected to the lower part of each left column 9 respectively. Two upper synchronous pulleys 70 are fixedly connected to the two ends of each left longitudinal transmission shaft 12 respectively. Each upper synchronous pulley 70 and a corresponding lower synchronous pulley 60 are connected by a synchronous belt 80; both the front side and the rear side of the left lifting bracket 2 are fixedly connected to two synchronous belts 80 through two connecting members 90;

[0069] The right frame 103 includes two right columns 9a. The first right driving device 1a includes a first right motor 11a and two right longitudinal transmission shafts 12a pivotally connected between the upper parts of the two right columns 9a. The two right longitudinal transmission shafts 12a are connected by a pair of cylindrical gears 50. The first right motor 11a drives one of the right longitudinal transmission shafts 12a to rotate through a right speed-changing mechanism 13a. Two lower synchronous belt pulleys 60 are pivotally connected to the lower part of each right column 9a respectively. Two upper synchronous belt pulleys 70 are fixedly connected to each right longitudinal transmission shaft 12a near both ends respectively. Each upper synchronous belt pulley 70 and a corresponding lower synchronous belt pulley 60 are connected by a synchronous belt 80. The front side and the rear side of the right lifting bracket 2a are respectively fixedly connected to two synchronous belts 80 through two connecting members 90.

[0070] A left vertical guide rail 91 is further provided inside each left column 9. The front side and the rear side of the left lifting bracket 2 are respectively fitted on the corresponding left vertical guide rail 91 through left sliding members 92.

[0071] A right vertical guide rail 91a is further provided inside each right column 9a. The front side and the rear side of the right lifting bracket 2a are respectively fitted on the corresponding right vertical guide rail 91a through right sliding members 92a.

[0072] The second left driving device 3 includes a second left motor 31 and a left transverse lead screw 32 pivotally connected to the left lifting bracket 2. The second left motor 31 drives the left transverse lead screw 32 to rotate through a left transmission 311. A left ball nut 33 is installed at the lower part of the left slider 4. The left ball nut 33 is engaged with the left transverse lead screw 32.

[0073] The second right driving device 3a includes a second right motor 31a and a right transverse lead screw 32a pivotally connected to the right lifting bracket 2a. The second right motor 31a drives the right transverse lead screw 32a to rotate through a right transmission 311a. A right ball nut 33a is installed at the lower part of the right slider 4a. The right ball nut 33a is engaged with the right transverse lead screw 32a.

[0074] When in use in this embodiment, the first right motor 11a starts to operate. The first right driving device 1a drives the right lifting bracket 2a to move downward to the lower position and stop. The second right motor 31a starts to operate. The second right driving device 3a drives the right slider 4a to move horizontally to the left. The right slider 4a drives the right hopper 30 to move to the left to a set position under the discharge port 402 of the crushing device 40 to prepare for receiving materials.

[0075] The first left motor 11 starts running, and the first left driving device 1 drives the left lifting bracket 2 to move upward to the upper stop position. The second left motor 31 starts running, and the second left driving device 3 drives the left slider 4 to move horizontally to the right. When the left slider 4 drives the left hopper 20 to move to the right to the set position through two left push rods 6, the left longitudinal support shaft 203 cooperates with the left limit groove 7a, and continues to push the left hopper 20 so that the left hopper 20 rotates clockwise along the central axis of the left longitudinal support shaft 203 to pour materials into the feed inlet 401 of the crushing device 40;

[0076] After the materials are poured from the left hopper 20 into the feed inlet 401 of the crushing device 40, they are crushed by the crushing device 40, and then the crushed materials fall into the right hopper 30 through the discharge outlet 402 of the crushing device 40;

[0077] In order to crush the materials to the required particle size, the second right motor 31a starts running in the reverse direction, the right hopper 30 drives the crushed materials to move back to the right, and then the first right motor 11a starts running in the reverse direction, and the first right driving device 1a drives the right lifting bracket 2a to move upward to the upper stop position;

[0078] The second left motor 31 starts running in the reverse direction, the left hopper 20 rotates counterclockwise and falls onto the second group of left horizontal guide rails 52 and then moves back to the left. Then the first left motor 11 runs in the reverse direction, the first left driving device 1 drives the left lifting bracket 2 to move downward to the lower stop position. Then the second left motor 31 starts running again, and the left slider 4 drives the left hopper 20 to move to the right to the set position below the discharge outlet 402 of the crushing device 40 to prepare for receiving materials;

[0079] The second right motor 31 runs again. When the right slider 4a drives the right hopper 30 to move to the left to the set position, after the right longitudinal support shaft 303 cooperates with the right limit groove 71a, continue to push the right hopper 30 so that the right hopper 30 rotates counterclockwise along the central axis of the right longitudinal support shaft 303 to pour materials into the feed inlet 401 of the crushing device 40;

[0080] In this way, when the left hopper 20 flips to pour materials, the right hopper 30 is in the material receiving position; when the right hopper 30 flips to pour materials, the left hopper 20 is in the material receiving position. To achieve automatic cyclic material receiving and feeding, effectively reducing the labor intensity of operators and improving production efficiency.

[0081] Although the present invention is specifically shown and described in conjunction with the preferred embodiments, those skilled in the art should understand that various changes can be made to the present invention in terms of form and details without departing from the spirit and scope of the present invention defined by the appended claims, and all of them fall within the protection scope of the present invention.

Claims

1. A cyclic material receiving and discharging device used in conjunction with a crushing device, comprising a frame, a left hopper and a right hopper, characterized in that: The rack includes a left rack, a middle rack and a right rack; The left frame is provided with a left lifting bracket which can move up and down, and the left lifting bracket is provided with a left sliding block which can move back and forth in the horizontal direction, and the left hopper is installed on the left lifting bracket in a manner that it can be detached from the left lifting bracket, and a left longitudinal axis is provided at the lower right part of the left hopper, and a left limiting convex part is provided at the upper part of the middle frame, and the left limiting convex part is provided with a left limiting groove which cooperates with the left longitudinal axis, and the left sliding block drives the left hopper to move through the left push rod, and when the left lifting bracket is in the upper position, the left sliding block drives the left hopper to move to the right to the set position through the left push rod, and the left longitudinal axis cooperates with the left limiting groove, and the left push rod continues to push the left hopper so that the left hopper rotates along the central axis of the left longitudinal axis to dump materials to the feeding port of the crushing equipment; when the left lifting bracket is in the lower position, the left sliding block drives the left hopper to move to the right to the set position through the left push rod and is below the discharging port of the crushing equipment to receive materials; The right frame is provided with a right lifting bracket which can move up and down, and the right lifting bracket is provided with a right sliding block which can move back and forth horizontally, and the right hopper is mounted on the right lifting bracket in a manner that it can be detached from the right lifting bracket, and a right longitudinal axis is provided on the lower left side of the right hopper, and a right limiting convex portion is provided on the upper part of the middle frame, and the right limiting convex portion is provided with a right limiting groove which cooperates with the right longitudinal axis, and the right sliding block drives the right hopper to move through the right push rod, and when the right lifting bracket is in the upper position, the right sliding block drives the right hopper to move to the left to the set position through the right push rod, and the right longitudinal axis cooperates with the right limiting groove, and the right push rod continues to push the right hopper so that the right hopper rotates along the central axis of the right longitudinal axis to dump materials to the feeding port of the crushing equipment; when the right lifting bracket is in the lower position, the right sliding block drives the right hopper to move to the left to the set position through the right push rod and is below the discharging port of the crushing equipment to receive materials; When the left hopper turns over to pour materials, the right hopper is in the material receiving position; when the right hopper turns over to pour materials, the left hopper is in the material receiving position.

2. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 1, characterized in that: The left frame is provided with a first left driving device, which drives the left lifting bracket to move up and down. The left lifting bracket is provided with a second left driving device. The left lifting bracket is provided with a left transverse guide rail. The left slider is matched with the left transverse guide rail. The second left driving device drives the left slider to move back and forth along the left transverse guide rail. A left roller is mounted on the left transverse guide rail in a manner that the left roller can be separated from the left transverse guide rail. A first left longitudinal axis is also mounted on the lower part of the left hopper. A second left longitudinal axis is mounted on the left slide block. The first left longitudinal axis and the second left longitudinal axis are connected through a left push rod. The upper part of the middle frame is provided with a left upper rail connected to the left transverse rail, and the lower part of the middle frame is provided with a left lower rail connected to the left transverse rail; The right frame is provided with a first right driving device, which drives the right lifting bracket to move up and down. The right lifting bracket is provided with a second right driving device. The right lifting bracket is provided with a right transverse guide rail. The right slider is matched with the right transverse guide rail. The second right driving device drives the right slider to move back and forth along the right transverse guide rail. A right roller is mounted on the right transverse guide rail in a manner that the right roller can be separated from the right transverse guide rail. A first right longitudinal axis is also mounted on the lower part of the right hopper. A second right longitudinal axis is mounted on the right slider. The first right longitudinal axis and the second right longitudinal axis are connected through a right push rod. The upper part of the middle frame is provided with a right upper guide rail connected with the right transverse guide rail, and the lower part of the middle frame is provided with a right lower guide rail connected with the right transverse guide rail.

3. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 2, characterized in that: The left transverse guide rail comprises a first group of left transverse guide rails and a second group of left transverse guide rails, the first group of left transverse guide rails has two left transverse guide rails, the left slider is matched on the first group of left transverse guide rails; the second group of left transverse guide rails has two left transverse guide rails, and the left hopper is mounted on the second group of left transverse guide rails through a plurality of left rollers; There are two upper left guide rails parallel to each other; when the left lifting bracket is in the upper position, the two upper left guide rails are respectively connected to the two left transverse guide rails of the second group of left transverse guide rails; there are two lower left guide rails parallel to each other; when the left lifting bracket is in the lower position, the two lower left guide rails are respectively connected to the two left transverse guide rails of the second group of left transverse guide rails; The right transverse guide rail comprises a first group of right transverse guide rails and a second group of right transverse guide rails, the first group of right transverse guide rails has two right transverse guide rails, the right slider is matched on the first group of right transverse guide rails; the second group of right transverse guide rails has two right transverse guide rails, and the right hopper is mounted on the second group of right transverse guide rails through a plurality of right rollers; There are two upper right guide rails parallel to each other; when the right lifting bracket is in the upper position, the two upper right guide rails are respectively connected to the two right transverse guide rails of the second group of right transverse guide rails; there are two lower right guide rails parallel to each other; when the right lifting bracket is in the lower position, the two lower right guide rails are respectively connected to the two right transverse guide rails of the second group of right transverse guide rails; There are two left limit protrusions and both are arranged vertically; there are two right limit protrusions and both are arranged vertically; each left lower guide rail is connected to a corresponding right lower guide rail as a whole.

4. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 2, characterized in that: Two first left supports are fixedly arranged at the lower part of the left hopper, and the first left longitudinal axis is pivotally connected to the two first left supports; two second left supports are fixedly arranged at the lower part of the left slider, and the second left longitudinal axis is pivotally connected to the two second left supports; a third left support is arranged at the lower right part of the left hopper, and the middle part of the left longitudinal axis is fixedly connected to the third left support; There are two left push rods which are parallel to each other, one end of each left push rod is hinged to the first left longitudinal axis, and the other end of each left push rod is hinged to the second left longitudinal axis; Two first right supports are fixedly arranged at the lower part of the right hopper, and the first right longitudinal axis is pivotally connected to the two first right supports; two second right supports are fixedly arranged at the lower part of the right sliding block, and the second right longitudinal axis is pivotally connected to the two second right supports; a third right support is arranged at the lower part of the left side of the right hopper, and the middle part of the right longitudinal axis is fixedly connected to the third right support; There are two right push rods which are parallel to each other. One end of each right push rod is hinged to the first right longitudinal axis, and the other end of each right push rod is hinged to the second right longitudinal axis.

5. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 4 is characterized in that: The left sliding block is provided with a left giving way groove, one end of the left push rod is bent downward, and the downwardly bent end of the left push rod is matched with the left giving way groove; The right sliding block is provided with a right giving way groove, one end of the right push rod is bent downward, and the downwardly bent end of the right push rod is matched with the right giving way groove.

6. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 2, characterized in that: The left frame includes two left uprights, the first left driving device includes a first left motor and two left longitudinal transmission shafts pivotally connected between the upper parts of the two left uprights, the two left longitudinal transmission shafts are connected by a pair of cylindrical gears, the first left motor drives a left longitudinal transmission shaft to rotate through a left speed change mechanism, two lower synchronous pulleys are pivotally connected to the lower part of each left upright, and two upper synchronous pulleys are respectively fixedly connected to each left longitudinal transmission shaft near both ends, and each upper synchronous pulley is connected to a corresponding lower synchronous pulley by a synchronous belt; The front and rear sides of the left lifting bracket are respectively connected to two synchronous belts via two connecting pieces; The right frame includes two right uprights, the first right driving device includes a first right motor and two right longitudinal transmission shafts pivotally connected between the upper parts of the two right uprights, the two right longitudinal transmission shafts are connected by a pair of cylindrical gears, the first right motor drives a right longitudinal transmission shaft to rotate through a right speed change mechanism, two lower synchronous pulleys are pivotally connected to the lower part of each right upright, and two upper synchronous pulleys are respectively fixedly connected to each right longitudinal transmission shaft near both ends, and each upper synchronous pulley is connected to a corresponding lower synchronous pulley by a synchronous belt; The front side and the rear side of the right lifting bracket are respectively fixedly connected to two synchronous belts through two connecting pieces.

7. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 6, characterized in that: A left vertical guide rail is also provided on the inner side of each left column, and the front and rear sides of the left lifting bracket are respectively engaged with the corresponding left vertical guide rail through a left sliding member; A right vertical guide rail is also provided on the inner side of each right upright column, and the front and rear sides of the right lifting bracket are respectively matched on the corresponding right vertical guide rail through a right sliding member.

8. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 2, characterized in that: The second left driving device includes a second left motor and a left transverse screw rod pivotally connected to the left lifting bracket, the second left motor drives the left transverse screw rod to rotate through the left transmission, and a left ball nut is installed at the lower part of the left slider, and the left ball nut cooperates with the left transverse screw rod; The second right driving device includes a second right motor and a right transverse screw rod pivotally connected to the right lifting bracket. The second right motor drives the right transverse screw rod to rotate through the right transmission. The lower part of the right slider is equipped with a right ball nut, which cooperates with the right transverse screw rod.

9. The device for cyclically receiving and discharging materials used in conjunction with a crushing device according to claim 1, characterized in that: The left frame, the middle frame and the right frame are connected as one body or are arranged separately.

10. A cyclic material receiving and discharging device used in conjunction with a crushing device according to any one of claims 1 to 9, characterized in that: The left lifting bracket is provided with a first left limit stopper for limiting the rightward movement of the left slider on the side close to the middle frame, and the left lifting bracket is provided with a second left limit stopper for limiting the leftward movement of the left slider on the side away from the middle frame; The right lifting bracket is provided with a first right limit stopper for limiting the leftward movement of the right slider on the side close to the middle frame, and the right lifting bracket is provided with a second right limit stopper for limiting the rightward movement of the right slider on the side away from the middle frame.

Images