Safe hoisting device for metal mining machinery drill bit

Abstract

The utility model relates to the technical field of mining machinery, and discloses a metal mining machinery drill bit safety hoisting device which comprises a hoisting plate and a drill bit body, and further comprises a hoisting frame fixedly connected to the top of the hoisting plate, a cavity is formed in the bottom of the hoisting plate, a driving mechanism is arranged in the cavity, and the drilling bit body is arranged in the cavity. A belt is wound on the surface of the driving mechanism; when in use, a drill bit body can be preliminarily sleeved, so that the drill bit body can be carried into the limiting frame and the fixed frame, and then a worker can protect the other end of the drill bit body through cooperation of a movable plate, a connecting plate and a shielding mechanism; according to the drill bit lifting device, the safety of a drill bit body in the lifting process can be improved, meanwhile, a worker can conveniently connect the other end of the drill bit body with the output end of a machine, and the problems that when part of existing devices are used, a drill bit is inconvenient to place in a supporting shell, and the drill bit lifting efficiency is likely to be affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mine machinery, concretely is a metal mine machinery drill bit safety hoisting device. BACKGROUND

[0002] When carrying out mechanical operation in metal mine, drill bit is often used for mining operation, when mechanical drill bit appears abrasion, breakage, new mechanical drill bit needs to be replaced in time, but because mechanical drill bit is big and heavy, therefore need to use crane equipment to hoist drill bit, the crane equipment in prior art hoists drill bit, usually adopts steel cable to hoist drill bit, is prone to the drill bit to appear to shake, is not favorable to improve the safety of drill bit transportation and the convenience of subsequent installation.

[0003] Through the retrieval, such as Chinese patent document discloses a mine machinery drill bit hoisting equipment (application number: CN202323430515.9). This mine machinery drill bit hoisting equipment, including the hoist board, the hoisting mechanism, the hoisting mechanism includes the take-up wheel, the sling, the lifting ring bolt and the shell, a plurality of take-up wheel is connected at the bottom of hoist board, a plurality of take-up wheel output end all around the interface has the sling, a plurality of sling bottom all are fixedly connected with the lifting ring bolt, the shell is fixedly connected with a plurality of screw hole seat, a plurality of lifting ring bolt and a plurality of screw hole seat are one-to-one threaded connection, wherein the shell half cladding is in the bottom of mechanical drill bit.

[0004] The shell in the equipment disclosed in the patent can form a half cladding effect on the bottom of the drill bit to increase the safety during hoisting, but the device needs to be rotated by external force after the shell is sleeved on the surface of the drill bit to adjust the shell to the bottom of the drill bit, which is time-consuming and laborious by manual operation, and it is inconvenient to use additional equipment, and the installation of additional equipment also consumes additional time, which affects the efficiency of drill bit hoisting operation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a metal mine machinery drill bit safety hoisting device to solve the problems in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a metal mine machinery drill bit safety hoisting device, including the hoist board and drill bit body, still including:

[0007] The utility model provides a fixed connection is in the top of the hoist board, the bottom of hoist board is equipped with the cavity, the inside of cavity is equipped with drive mechanism, the surface of drive mechanism is coiled with the belt, the bottom of belt is fixedly connected with the upper arc plate, the both sides of upper arc plate bottom are equipped with the clamping slot, the bottom of upper arc plate is detachably connected with the lower arc plate, the both sides of lower arc plate top are fixedly connected with the clamping plate, the surface of clamping plate is detachably connected with the clamping slot inner wall, drill body is detachably connected in the inside of lower arc plate, the surface of drill body is in contact with the inner wall of upper arc plate, the surface of both sides of upper arc plate is fixedly connected with the extension plate, the surface of extension plate is detachably connected with the protection mechanism,

[0008] A plurality of winding mechanisms are installed at the bottom of the hoist plate, the surface of the winding mechanism is wound with a pull rope, the number of the pull rope is several, the bottom of the several pull ropes is respectively fixedly connected with a limiting frame and a fixed frame, the top of the fixed frame is provided with a moving slot, the surface of the drill body is in contact with the inner wall of the limiting frame and the fixed frame, the inner wall of the moving slot is slidably connected with a moving plate, the top of the moving plate is fixedly connected with a connecting plate, the inner wall of the connecting plate is in contact with the surface of the fixed frame, the top of the connecting plate is fixedly connected with a guide rod, the both sides of the top of the hoist plate are provided with guide slots, the surface of the guide rod is in contact with the inner wall of the guide slot, the surface of the connecting plate is provided with a shielding mechanism, the surface of the shielding mechanism is in contact with the surface of the drill body.

[0009] Preferably, the drive mechanism includes a servo motor, a slide rod and a winding drum, the servo motor is fixedly connected to the surface of the hoist plate, the slide rod is rotatably penetrated through the hoist plate, one end of the slide rod is rotatably connected to the inner wall of the cavity, the other end of the slide rod is fixedly connected to the output shaft of the servo motor, the winding drum is slidably sleeved on the surface of the slide rod, and the belt is wound on the surface of the winding drum.

[0010] Preferably, the inner wall of the cavity is fixedly connected with an air cylinder, the piston rod of the air cylinder is fixedly connected with a moving frame, the moving frame is sleeved on the surface of the winding drum, the surface of the moving frame is provided with a slot, and the surface of the belt is in contact with the inner wall of the slot.

[0011] Preferably, the protection mechanism includes a protection plate, two lead screws and two screw sleeves, the lead screws are fixedly connected to the surface of the protection plate, the lead screws are slidably penetrated through the extension plate, the screw sleeves are threadedly sleeved on the surface of the lead screws, the surface of the screw sleeves is in contact with the surface of the extension plate, and the surface of the screw sleeves is in contact with the surface of the drill body.

[0012] Preferably, the winding mechanism comprises vertical plates, stepping motors and winding rollers, the vertical plates are fixedly connected to the bottom of the hoisting plate, the number of the vertical plates is several, the vertical plates are arranged in pairs, the winding rollers are rotatably connected to the surface of the vertical plates, the stepping motors are fixedly connected to the surface of the vertical plates, the output shafts of the stepping motors are rotatably connected to the winding rollers, and the pull rope is wound on the surface of the winding rollers.

[0013] Preferably, the shielding mechanism comprises a first rotating shaft, a baffle, a second rotating shaft and a positioning plate, the first rotating shaft is rotatably connected to the surface of the connecting plate, the baffle is fixedly sleeved on the surface of the first rotating shaft, the second rotating shaft is rotatably connected to the top of the baffle, and the positioning plate is fixedly sleeved on the surface of the second rotating shaft.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a preliminary sleeving of the drill bit body is carried out through the cooperation of the upper arc plate, the lower arc plate and the protection mechanism when using, so that the drill bit body can be carried to the inside of the limiting frame and the fixed frame, then the other end of the drill bit body can also be protected through the cooperation of the moving plate, the connecting plate and the shielding mechanism by the staff, not only can improve the safety of the drill bit body in the hoisting process, but also can facilitate the staff to connect the other end of the drill bit body with the output end of the machine for subsequent use, solve the problem that the existing part of the device is inconvenient to place the drill bit in the shell when using, and the drill bit hoisting efficiency is affected. ACCURACY OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0017] Figure 2 It is a three-dimensional structure schematic view of the hoisting plate, the hoisting frame, the driving mechanism, the belt, the upper arc plate, the winding mechanism and the pull rope in the utility model;

[0018] Figure 3 It is a three-dimensional structure schematic view of the utility model that the local is taken apart and the moving frame is cut open;

[0019] Figure 4 It is a three-dimensional structure schematic view of the winding mechanism, the pull rope, the limiting frame and the fixed frame in the utility model;

[0020] Figure 5 It is a three-dimensional structure schematic view of the utility model that the shielding mechanism is taken off.

[0021] In the figure: 1, hoisting plate; 2, hoisting frame; 3, driving mechanism; 31, servo motor; 32, slide rod; 33, winding drum; 4, belt; 5, upper arc plate; 6, clamping groove; 7, air cylinder; 8, moving frame; 9, extension plate; 10, protection mechanism; 101, protection plate; 102, lead screw; 103, screw sleeve; 11, lower arc plate; 12, clamping plate; 13, drill bit body; 14, winding mechanism; 141, vertical plate; 142, stepping motor; 143, winding roller; 15, pull rope; 16, limiting frame; 17, fixed frame; 18, moving groove; 19, moving plate; 20, connecting plate; 21, guide rod; 22, guide groove; 23, shielding mechanism; 231, first rotating shaft; 232, baffle; 233, second rotating shaft; 234, positioning plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-5As shown, a metal mine machinery drill bit safety lifting device, including lifting plate 1 and drill bit body 13, the top of lifting plate 1 is fixedly connected with lifting frame 2, the bottom of lifting plate 1 is provided with a cavity, the inside of the cavity is provided with a drive mechanism 3, the surface of drive mechanism 3 is wound with a belt 4, the bottom of belt 4 is fixedly connected with an upper arc plate 5, the two sides of the bottom of upper arc plate 5 are provided with a clamping groove 6, the bottom of upper arc plate 5 is detachably connected with a lower arc plate 11, the two sides of the top of lower arc plate 11 are fixedly connected with a clamping plate 12, the surface of clamping plate 12 is detachably connected with the inner wall of clamping groove 6, drill bit body 13 is detachably connected inside the lower arc plate 11, the inner wall of upper arc plate 5 is in contact with the surface of drill bit body 13, the surface of the two sides of upper arc plate 5 is fixedly connected with an extension plate 9, the surface of extension plate 9 is detachably connected with a protection mechanism 10, the bottom of lifting plate 1 is installed with several groups of winding mechanism 14, the surface of winding mechanism 14 is wound with a pull rope 15, the number of pull rope 15 is several, the bottom of several pull rope 15 is fixedly connected with a limiting frame 16 and a fixed frame 17, the top of fixed frame 17 is provided with a moving slot 18, the surface of drill bit body 13 is in contact with the inner wall of limiting frame 16 and fixed frame 17, the inner wall of moving slot 18 is slidably connected with a moving plate 19, the top of moving plate 19 is fixedly connected with a connecting plate 20, the inner wall of connecting plate 20 is in contact with the surface of fixed frame 17, the top of connecting plate 20 is fixedly connected with a guide rod 21, the two sides of the top of lifting plate 1 are provided with a guide slot 22, the surface of guide rod 21 is in contact with the inner wall of guide slot 22, the cooperation of guide rod 21 and guide slot 22 not only can increase the stability of moving plate 19 and connecting plate 20 when moving, but also can control the moving range of moving plate 19, the surface of connecting plate 20 is installed with a shielding mechanism 23, the surface of shielding mechanism 23 is in contact with the surface of drill bit body 13, accordingly, drill bit body 13 can be protected by shielding mechanism 23.

[0024] Drive mechanism 3 includes servo motor 31, slide rod 32 and winding drum 33, servo motor 31 is fixedly connected to the surface of lifting plate 1, slide rod 32 is rotatably penetrated through lifting plate 1, one end of slide rod 32 is rotatably connected with the inner wall of the cavity, the other end of slide rod 32 is fixedly connected with the output shaft of servo motor 31, winding drum 33 is slidably sleeved on the surface of slide rod 32, belt 4 is wound on the surface of winding drum 33, the staff starts servo motor 31, slide rod 32 drives winding drum 33 to rotate, belt 4 is wound accordingly, and the height of upper arc plate 5 can be adjusted.

[0025] The inner wall of the cavity is fixedly connected with a cylinder 7, the piston rod of cylinder 7 is fixedly connected with a moving frame 8, the moving frame 8 is sleeved on the surface of winding drum 33, the surface of moving frame 8 is provided with a slot, the surface of belt 4 is in contact with the inner wall of the slot, the staff starts cylinder 7, moving frame 8 drives winding drum 33 to move accordingly, which can facilitate the adjustment of the position of belt 4 to save manpower.

[0026] The protection mechanism 10 comprises a protection plate 101, a lead screw 102 and a threaded sleeve 103, the number of the lead screw 102 and the threaded sleeve 103 is two, the lead screw 102 is fixedly connected to the surface of the protection plate 101, the lead screw 102 slidably penetrates the extension plate 9, the threaded sleeve 103 is threadedly sleeved on the surface of the lead screw 102, the surface of the threaded sleeve 103 is in contact with the surface of the extension plate 9, the surface of the threaded sleeve 103 is in contact with the surface of the drill bit body 13, and the staff rotates the threaded sleeve 103 to fix the position of the protection plate 101 through the cooperation of the threaded sleeve 103 and the lead screw 102, so as to protect one end of the drill bit body 13 through the protection plate 101, thereby facilitating the movement of the drill bit body 13.

[0027] The winding mechanism 14 comprises a vertical plate 141, a stepping motor 142 and a winding roller 143, the vertical plate 141 is fixedly connected to the bottom of the lifting plate 1, the number of the vertical plate 141 is several, and the several vertical plates 141 are correspondingly arranged in pairs, the winding roller 143 is rotatably connected to the surface of the vertical plate 141, the stepping motor 142 is fixedly connected to the surface of the vertical plate 141, the output shaft of the stepping motor 142 is rotatably connected to the winding roller 143, the pull rope 15 is wound on the surface of the winding roller 143, the staff starts the stepping motor 142, and the winding roller 143 rotates to wind the pull rope 15, so as to pull the limiting frame 16 and the fixed frame 17 through the pull rope 15, thereby facilitating the subsequent lifting of the drill bit body 13 through the cooperation of the lifting rope and the device.

[0028] The shielding mechanism 23 comprises a first rotating shaft 231, a baffle 232, a second rotating shaft 233 and a positioning plate 234, the first rotating shaft 231 is rotatably connected to the surface of the connecting plate 20, the baffle 232 is fixedly sleeved on the surface of the first rotating shaft 231, the second rotating shaft 233 is rotatably connected to the top of the baffle 232, and the positioning plate 234 is fixedly sleeved on the surface of the second rotating shaft 233. The bottom of the positioning plate 234 is in contact with the top of the connecting plate 20, the surface of the baffle 232 is in contact with the surface of the drill bit body 13, the staff rotates the baffle 232 to shield the other end of the drill bit body 13, and then the staff rotates the positioning plate 234 to limit the position of the baffle 232 in cooperation with the connecting plate 20.

[0029] Working principle: the worker first starts the air cylinder 7, moves the frame 8 to drive the winding drum 33 to move, and the upper arc-shaped plate 5 moves to one side of the bottom of the lifting plate 1, then the worker can start the servo motor 31 to rotate reversely, the belt 4 is unfolded and drives the upper arc-shaped plate 5 to descend, the upper arc-shaped plate 5 is placed on the top of the drill bit body 13, then the worker moves the lower arc-shaped plate 11 transversely, the clamping plate 12 cooperates with the clamping groove 6 to limit the position of the lower arc-shaped plate 11, the lower arc-shaped plate 11 cooperates with the upper arc-shaped plate 5 to be sleeved on the other end of the drill bit body 13, then the worker limits the other end of the drill bit body 13 through the screw rod 102, the screw sleeve 103 and the extension plate 9, the worker starts the servo motor 31, the sliding rod 32 drives the winding drum 33 to rotate to wind the belt 4, the drill bit body 13 is lifted, in the process, the worker starts the air cylinder 7, the moving frame 8 drives the winding drum 33 to move to adjust the transverse position of the drill bit body 13, so as to move the drill bit body 13 to the top of the limiting frame 16 and the fixing frame 17, finally the worker reverses the operation of the servo motor 31, the drill bit body 13 descends and is placed in the limiting frame 16 and the fixing frame 17, the worker moves the connecting plate 20 and rotates the baffle 232, the baffle 232 limits the other end of the drill bit body 13 to increase the stability of the drill bit body 13 during hoisting, then the worker connects the lifting rope with the lifting frame 2 and uses additional lifting equipment to lift the drill bit body 13, after the drill bit is lifted to the designated position, the worker rotates the positioning plate 234 to release the limitation of the baffle 232, then reversely rotates the baffle 232, finally the worker pushes the moving plate 19 and the connecting plate 20 to expose the other end of the drill bit body 13, so that the worker can connect the other end of the drill bit body 13 with the output shaft of the machine for subsequent use.

[0030] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A safety hoisting device for a metal mine mechanical drill bit, comprising a hoisting plate (1) and a drill bit body (13), characterized in that, Also include: The lifting frame (2) is fixedly connected to the top of the lifting plate (1), the bottom of the lifting plate (1) is provided with a cavity, the inside of the cavity is provided with a driving mechanism (3), the surface of the driving mechanism (3) is wound with a belt (4), the bottom of the belt (4) is fixedly connected with an upper arc plate (5), both sides of the bottom of the upper arc plate (5) are provided with a clamping groove (6), the bottom of the upper arc plate (5) is detachably connected with a lower arc plate (11), both sides of the top of the lower arc plate (11) are fixedly connected with a clamping plate (12), the surface of the clamping plate (12) is detachably connected with the inner wall of the clamping groove (6), the drill body (13) is detachably connected to the inside of the lower arc plate (11), the inner wall of the upper arc plate (5) is in contact with the surface of the drill body (13), the surface of both sides of the upper arc plate (5) is fixedly connected with an extension plate (9), and the surface of the extension plate (9) is detachably connected with a protection mechanism (10). A plurality of winding mechanisms (14) are installed on the bottom of the lifting plate (1), the surface of the winding mechanism (14) is wound with a pull rope (15), the number of the pull rope (15) is several, the bottom of the pull rope (15) is fixedly connected with a limiting frame (16) and a fixed frame (17), the top of the fixed frame (17) is provided with a moving groove (18), the surface of the drill body (13) is in contact with the inner wall of the limiting frame (16) and the fixed frame (17), the inner wall of the moving groove (18) is slidably connected with a moving plate (19), the top of the moving plate (19) is fixedly connected with a connecting plate (20), the inner wall of the connecting plate (20) is in contact with the surface of the fixed frame (17), the top of the connecting plate (20) is fixedly connected with a guide rod (21), both sides of the top of the lifting plate (1) are provided with a guide groove (22), the surface of the guide rod (21) is in contact with the inner wall of the guide groove (22), and the surface of the connecting plate (20) is provided with a shielding mechanism (23). The surface of the shielding mechanism (23) is in contact with the surface of the drill body (13).

2. A safety hoisting device for metal mine machinery drill bits according to claim 1, characterized in that: The driving mechanism (3) comprises a servo motor (31), a sliding rod (32) and a winding drum (33), the servo motor (31) is fixedly connected to the surface of the lifting plate (1), the sliding rod (32) penetrates the lifting plate (1) and is rotatably connected to the inner wall of the cavity, one end of the sliding rod (32) is rotatably connected to the inner wall of the cavity, the other end of the sliding rod (32) is fixedly connected with the output shaft of the servo motor (31), and the winding drum (33) is slidably sleeved on the surface of the sliding rod (32). The surface of the belt (4) is wound on the surface of the winding drum (33).

3. A safety hoisting device for metal mine machinery drill bits according to claim 2, characterized in that: The inner wall of the cavity is fixedly connected with an air cylinder (7), the piston rod of the air cylinder (7) is fixedly connected with a moving frame (8), the moving frame (8) is sleeved on the surface of the winding drum (33), the surface of the moving frame (8) is provided with a slot, and the surface of the belt (4) is in contact with the inner wall of the slot.

4. The safety hoisting device for metal mine machinery drill bits according to claim 1, characterized in that: The protection mechanism (10) includes a protection plate (101), lead screws (102) and nuts (103), the number of the lead screws (102) and the nuts (103) is two, the lead screws (102) are fixedly connected to the surface of the protection plate (101), the lead screws (102) slide through the extension plate (9), the nuts (103) are threaded on the surface of the lead screws (102), the surface of the nuts (103) is in contact with the surface of the extension plate (9), and the surface of the nuts (103) is in contact with the surface of the drill bit body (13).

5. The safety hoisting device for metal mine machinery drill bits according to claim 1, characterized in that: The winding mechanism (14) includes vertical plates (141), stepping motors (142) and winding rollers (143), the vertical plates (141) are fixedly connected to the bottom of the lifting plate (1), the number of the vertical plates (141) is several, and the several vertical plates (141) are correspondingly arranged in pairs, the winding rollers (143) are rotatably connected to the surface of the vertical plates (141), the stepping motors (142) are fixedly connected to the surface of the vertical plates (141), the output shaft of the stepping motor (142) is rotatably connected to the winding roller (143), and the pull rope (15) is wound on the surface of the winding roller (143).

6. A safety hoisting device for metal mine machinery drill bits according to claim 1, characterized in that: The shielding mechanism (23) includes first rotating shafts (231), baffles (232), second rotating shafts (233) and positioning plates (234), the first rotating shafts (231) are rotatably connected to the surface of the connecting plate (20), the baffles (232) are fixedly sleeved on the surface of the first rotating shafts (231), the second rotating shafts (233) are rotatably connected to the top of the baffles (232), the positioning plates (234) are fixedly sleeved on the surface of the second rotating shafts (233), the bottom of the positioning plate (234) is in contact with the top of the connecting plate (20), and the surface of the baffle (232) is in contact with the surface of the drill bit body (13).

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