Initiating cartridge automatic conveying and feeding mechanism in intelligent charging system

Abstract

The utility model discloses an automatic conveying and feeding mechanism for initiating explosive cartridges in an intelligent explosive charging system. Automatic stepping type streamlined explosive feeding of the initiating explosive cartridges is achieved. A box-shaped initiating explosive cartridge storage bin is arranged at the position of a blasting and tunneling tunnel face, so that the box-shaped initiating explosive cartridge storage bin undertakes the task of providing initiating explosive cartridges for all blasting holes in the blasting and tunneling tunnel face and is matched with an explosive charging mechanical arm, and explosive supplying and charging work of the initiating explosive cartridges is completed in a full-automatic mode; a bin of the box type initiating explosive cartridge is of an annular closed chain structure, an annular closed chain is arranged in a snakelike mode, cantilever cartridges and coil sleeves are arranged on the annular closed chain at intervals, the initiating explosive cartridge is inserted into the cantilever cartridges, and a lead connected with the initiating explosive cartridge and a junction box are inserted into the adjacent coil sleeves. An annular closed chain is controlled by a servo motor to carry out stepping conveying, so that all the initiating explosive cartridges in the stock bin are conveyed to an explosive taking position in sequence; and the explosive taking position is arranged at the left upper corner of the box-shaped initiating explosive cartridge stock bin.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of intelligent charging system of blasting hole in tunnel blasting excavation, in particular to a kind of automatic conveying feeding mechanism of detonating cartridge in intelligent charging system and its working method. BACKGROUND

[0002] In the process of tunnel blasting excavation construction, the filling of detonating cartridge and explosive cartridge is the most important link in the whole construction process, and the filling efficiency and quality of the cartridge directly affect the progress of blasting excavation and the construction quality of the whole tunnel; due to the limitation of tunnel excavation environment, tunnel blasting explosive generally adopts the form of emulsion explosive cartridge to be filled into the blasting hole on the drilled excavation working face; the detonating cartridge is generally made into a sausage-like form structure, and an electronic detonator is embedded in the detonating cartridge, and the lead wire of the electronic detonator is led out of the detonating cartridge and connected with the junction box; the shape of the explosive cartridge is similar to a complete sausage, and only emulsion explosive is covered in the cylindrical coating; the charging of each blasting hole is to fill a detonating cartridge into the bottom of the blasting hole, and the lead wire of the detonator of the detonating cartridge is thrown out of the blasting hole to the working face outside the blasting hole, so that the junction box connected with the outer end of the lead wire of the detonator is arranged on the working face outside the blasting hole, and then a plurality of explosive cartridges are sequentially filled to fill the blasting hole; after the filling of the explosive cartridges in all blasting holes on the blasting working face is completed, the junction boxes at the outer ends of the lead wires of the detonators of the detonating cartridges are connected to the bus, and finally an explosion electric signal is sent through the bus to detonate the explosive filled on the working face, thereby realizing blasting excavation.

[0003] At present, in the process of tunnel blasting construction, the charging of blasting hole is carried out by manual charging method, and the operator performs high-intensity explosive filling operation in high altitude in high temperature, high humidity and high dust environment, which has the installation risk of high-altitude operation, and the quality of explosive filling is not high, the labor intensity is too large and the charging efficiency is low due to the bad construction environment conditions, so how to develop an intelligent charging system has become an urgent problem to be solved in construction site.

[0004] With the development of robot technology, intelligent robots are used to replace manual charging on site, which has become a topic that the technical personnel in the field are trying to overcome; however, how to realize automatic charging of mechanical charging hand on the blasting working face is a primary problem to be solved, and it is difficult to realize automatic step-by-step flow feeding of detonating cartridge, because the detonating cartridge is attached with detonator lead wire and junction box, how to complete the filling of detonating cartridge at one time and smoothly throw the lead wire out of the blasting hole, so that the junction boxes of each detonating cartridge are also smoothly arranged on the blasting working face, which creates convenient conditions for the connection of each junction box with the detonation bus, which is a difficult problem to be overcome by the technical personnel in the field. SUMMARY

[0005] The application provides an automatic detonating charge conveying and feeding mechanism in an intelligent charging system, realizes automatic step-by-step flow feeding of detonating charges, and solves the technical problem of how to complete the filling of detonating charges at one time and smoothly shake out the leading wire outside the blasting hole.

[0006] The application solves the above technical problems through the following technical scheme:

[0007] The general idea of the application is that a box-type detonating charge storage bin is arranged at a blasting excavation working face, which bears the task of providing detonating charges for all blasting holes on the blasting excavation working face, and cooperates with a charging manipulator to automatically complete the feeding and charging of detonating charges; the box-type detonating charge storage bin adopts a ring-shaped closed chain structure, the ring-shaped closed chain adopts a serpentine arrangement form, cantilevered cartridges and coil sleeve are arranged at intervals on the ring-shaped closed chain, the detonating charge is inserted into the cantilevered cartridge, and the leading wire and the junction box connected with the detonating charge are inserted into the adjacent coil sleeve, the ring-shaped closed chain is step-by-step conveyed through a servo motor, and each detonating charge in the storage bin is sequentially conveyed to a taking position; the taking position is arranged at the upper left corner of the box-type detonating charge storage bin, in the process that the manipulator takes out the detonating charge and moves and fills it into the blasting hole, the spool reel rack on the adjacent coil sleeve is in a rotating wire laying state, when the filling of the detonating charge is completed, the ring-shaped closed chain is step-by-step rotated, the spool reel rack connected with the outer end of the leading wire of the detonating charge filled into the blasting hole is automatically bounced off the detonating charge storage bin, at the same time, the ring-shaped closed chain conveys the second group of detonating charges and the leading wire and the junction box connected therewith to the taking position, waiting for the second taking of the manipulator; the cycle is repeated, the automatic feeding of the detonating charges in the entire detonating charge storage bin cooperated with the manipulator is realized, and the automatic charging of the detonating charges on the entire blasting face is completed.

[0008] The application discloses an automatic transmission and supply mechanism of a detonating charge in an intelligent charging system, which comprises a detonating charge, a I-shaped reel frame and a vertical detonating charge storage box. A terminal box is arranged on the outer side vertical surface of the upper line reel of the I-shaped reel frame. A rotating sleeve is movably sleeved on the central shaft tube of the I-shaped reel frame. An electronic detonator is pre-buried in the detonating charge. The detonating line of the electronic detonator is wound on the rotating sleeve of the I-shaped reel frame after being pulled out of the detonating charge, and the outer side end of the detonating line is connected with the terminal box. A first driven sprocket, a second driven sprocket, a driving sprocket, a first reversing sprocket and a second reversing and tensioning sprocket are arranged in the detonating charge storage box respectively. The sprocket shafts of the sprockets are arranged between the rear vertical plate and the front vertical plate of the detonating charge storage box. One end of the annular closed chain passes through the driving sprocket, the first reversing sprocket and the second reversing and tensioning sprocket in sequence, and then passes through the second driven sprocket and the first driven sprocket in the right-to-left direction alternately, and then returns to the driving sprocket, thereby forming a chain serpentine arrangement structure. A driving servo motor of the annular closed chain is arranged on the rear vertical plate. The output shaft of the driving servo motor is connected with the sprocket shaft of the driving sprocket. Serpentine through holes and U-shaped through holes corresponding to the annular closed chain in the serpentine arrangement are arranged on the front vertical plate respectively. The serpentine through holes and the U-shaped through holes form a closed annular channel after being communicated. A pair of limiting steps are arranged on the inner side surface of the front vertical plate on both sides of the serpentine through holes and on the inner side surface of the front vertical plate on both sides of the U-shaped through holes. U-shaped clamping seats are arranged on the annular closed chain at equal intervals. Cantilever cartridges are connected to the U-shaped clamping seats. Cantilever pipes are connected to the U-shaped clamping seats adjacent to the cantilever cartridges. The cantilever cartridges and the cantilever pipes are alternately arranged at intervals on the annular closed chain. The outer side end of the cantilever cartridge is cantilevered on the front side of the front vertical plate after passing through the serpentine through hole. A detonating charge is movably inserted into the cantilever cartridge. The detonating line of the detonating charge is wound on the I-shaped reel frame movably inserted into the cantilever pipe. The upper line reel of the I-shaped reel frame is movably abutted between the two limiting steps. A notch is arranged at the upper left corner of the front vertical plate.

[0009] A piston is movably arranged in the pipe lumen of the cantilever pipe. A pair of long strip through holes are arranged on the outer side wall of the cantilever pipe. A pair of piston driving cantilever rods are arranged on the piston. The piston driving cantilever rods are arranged on the outer side of the cantilever pipe after passing through the long strip through holes. A tension spring fixing pin is arranged on the outer end port of the cantilever pipe. A tension spring is connected between the tension spring fixing pin and the piston. The tension spring is arranged in the pipe lumen of the cantilever pipe. The lower line reel of the I-shaped reel frame is abutted on the two piston driving cantilever rods. The upper line reel of the I-shaped reel frame is limited by the front vertical plate and compressed backward, and is arranged in the detonating charge storage box. The tension spring is in a stretched state.

[0010] The oblique chute is arranged with the I-shaped pulley reel frame at the lower left of the notch, and the pop-up falling baffle of the I-shaped pulley reel frame is arranged on the front vertical plate at the right lower side of the notch; the long strip-shaped gap slot is arranged on the barrel wall of the cantilever cartridge, the limiting half ring is arranged in the middle of the long strip-shaped gap slot, the outer port of the cantilever cartridge is in a horn shape, the detonating cord drawn from the bottom end of the detonating charge roll is first drawn out from the limiting half ring after the cantilever cartridge is inserted into the detonating charge roll, and then is wound on the I-shaped pulley reel frame; the isolation plate connecting pin shaft is arranged between the two first rows of driven sprockets, a second row of driven sprockets is arranged below the isolation plate connecting pin shaft, and a vertical chain isolation plate is arranged between the isolation plate connecting pin shaft and the sprocket shaft of the second row of driven sprockets.

[0011] The front vertical plate is movably mounted on the detonating charge roll storage box, the left bolt is arranged on the left vertical plate of the detonating charge roll storage box, the right bolt is arranged on the right vertical plate of the detonating charge roll storage box, the left bolt seat is arranged on the left vertical surface of the front vertical plate, and the right bolt seat is arranged on the right vertical surface of the front vertical plate; the front vertical plate is mounted on the detonating charge roll storage box by the following method: when each cantilever cartridge on the annular closed chain is inserted into the detonating charge roll, and the I-shaped pulley reel frame matched with the detonating charge roll is sleeved on the corresponding cantilever tube, the front vertical plate is pressed and connected on the upper line disc of each I-shaped pulley reel frame in the direction from front to back, the two piston driving cantilever rods are moved backward, the tension spring is in a stretched state, then the pressing and fixing of the front vertical plate is completed through the connection of the two pairs of bolts and bolt seats.

[0012] The driving servo motor drives the annular closed chain to rotate step by step through the driving sprocket, and the cantilever cartridges connected with the detonating charge rolls and the cantilever tubes connected with the I-shaped pulley reel frames are automatically transmitted to the notch position in sequence, in the process, the cantilever cartridges and the junction boxes are moved along the closed annular channel formed by the communication of the serpentine through hole and the U-shaped through hole, and in addition to the notch position, the upper line disc of the I-shaped pulley reel frame slides along the two limiting steps on the inner side surface of the front vertical plate.

[0013] The notch position is the initial position of the detonating charge roll, the detonating charge roll in the cantilever cartridge transmitted step by step to the notch is grabbed, lifted and moved into the blasting hole by the mechanical hand, in the movement process of the detonating charge roll, the I-shaped pulley reel frame connected with the detonating charge roll moved is in the serpentine through hole below the notch, the upper line disc of the I-shaped pulley reel frame is still limited to abut between the two limiting steps, and the rotating sleeve on the I-shaped pulley reel frame is in a rotating pay-off state, in the process of lifting and moving the detonating charge roll into the blasting hole, the detonating cord is paid off from the I-shaped pulley reel frame, and the following of the detonating charge roll charging is realized.

[0014] When the detonating charge is filled into the blasting hole, the servo motor is started to drive the annular closed chain to move step by step, the spool reel frame is separated from the two limiting steps and enters the gap, the tension of the tension spring is released, the two pistons are pulled to drive the cantilever rod to move forward, the spool reel frame is ejected, the outer end of the detonating wire of the detonating charge and the junction box are conveyed to the working face outside the blasting hole, so that the whole charging process of the detonating charge is completed; in the above process, the second cantilever cartridge enters the gap, and the spool reel frame adjacent to the second cantilever cartridge enters below the gap; the annular closed chain is thus cycled and stepped, realizing automatic conveying and automatic charging of each group of detonating charges in the detonating charge storage box.

[0015] The present application realizes automatic conveying of the detonating charge, and can automatically charge all detonating charges on the blasting working face in cooperation with the charging manipulator, reduces the construction cost, improves the charging efficiency, and can realize intelligent and mechanized charging according to the number of blasting holes on the blasting working face. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structure schematic view of the automatic conveying and feeding mechanism of the detonating charge of the present application;

[0017] Figure 2 is a structure schematic view of the detonating charge storage box 102 of the present application when the front side stand 117 is not installed;

[0018] Figure 3 is a structure schematic view of the arrangement of each chain wheel in the detonating charge storage box 102 of the present application;

[0019] Figure 4 is a structure schematic view of the front side stand 117 of the present application;

[0020] Figure 5 is a structure schematic view of the detonating charge storage box 102 of the present application in the rear view direction;

[0021] Figure 6 is a connection relationship schematic view of the detonating charge 101 and the spool reel frame 104 of the present application;

[0022] Figure 7 is a structure schematic view of the U-shaped clamping seat 108 on the annular closed chain 107 of the present application;

[0023] Figure 8 is a structure schematic view of the cantilever cartridge 109 of the present application;

[0024] Figure 9is a structural schematic diagram of the cantilever tube 110 of the present application;

[0025] Figure 10 is an internal structural schematic diagram of the cantilever tube 110 of the present application;

[0026] Figure 11 is a connection relationship diagram of the spool wire tray 104 and the detonating wire 103 of the present application;

[0027] Figure 12 is a cooperation relationship diagram of the spool wire tray 104 and the cantilever tube 110 of the present application. DETAILED DESCRIPTION

[0028] The present application will be described in detail below with reference to the accompanying drawings:

[0029] The application discloses an automatic conveying and feeding mechanism for detonating cartridges in an intelligent charging system, which comprises a detonating cartridge 101, a spool holder 104 and a vertical detonating cartridge storage box 102, wherein the detonating cartridge storage box 102 is used for storing all the detonating cartridges similar to sausages and filled with emulsion explosive which are needed to be filled in blasting holes on a blasting face, the detonating cartridge storage box 102 is a cartridge bin of the detonating cartridges and has the functions of automatic conveying and feeding, and the detonating cartridge filling manipulator can intelligently and mechanically complete the cartridge filling work automatically; a junction box 106 is arranged on the outer side vertical surface of an upper file disc 105 of the spool holder 104, the spool holder 104 and the junction box 106 form an integral whole, the spool holder 104 is connected to a cantilever pipe 110 through a central shaft sleeve on the spool holder 104, a rotating sleeve is movably connected to the central shaft pipe, the rotating sleeve can rotate on the central shaft pipe, and the rotating sleeve is rotated to realize the winding or unwinding of an ignition wire 103 when the spool holder 104 is fixed, an electronic detonator is pre-embedded in the detonating cartridge 101, the ignition wire 103 of the electronic detonator is wound on the rotating sleeve of the spool holder 104 after being pulled out from one end of the detonating cartridge 101, and the outer side end of the ignition wire 103 is connected with the junction box 106, so that the electronic detonator can be detonated through the junction box 106 and the ignition wire 103, and the explosive in the detonating cartridge 101 can be ignited; a first row of driven sprockets 111, a second row of driven sprockets 112, a driving sprocket 113, a first reversing sprocket 114 and a second reversing and tensioning sprocket 115 are arranged in the detonating cartridge storage box 102 respectively, the sprocket shafts of the sprockets are arranged between a rear vertical plate 116 and a front vertical plate 117 of the detonating cartridge storage box 102, the first row of driven sprockets 111 are arranged in a linear form and are spaced, the second row of driven sprockets 112 are also arranged in a linear form and are spaced below the first row of driven sprockets 111, and the first row of driven sprockets 111 and the second row of driven sprockets 112 are arranged in a staggered mode, so that the chain passing through is arranged in a snake shape, one end of a ring-shaped closed chain 107 passes through the driving sprocket 113, the first reversing sprocket 114 and the second reversing and tensioning sprocket 115 in sequence, and then passes through the second row of driven sprockets 112 and the first row of driven sprockets 111 in a right-to-left direction, and then returns to the driving sprocket 113 to form a closed loop, thereby forming a chain snake arrangement structure, the driving sprocket 113 and the first reversing sprocket 114 are arranged below the second row of driven sprockets 112, and the first reversing sprocket 114 and the second reversing and tensioning sprocket 115 are arranged in a vertical mode, a driving servo motor 121 for the ring-shaped closed chain 107 is arranged on the rear vertical plate 116, an output shaft of the driving servo motor 121 is connected with the sprocket shaft of the driving sprocket 113, and the driving servo motor 121 drives the ring-shaped closed chain 107 to rotate clockwise through the driving sprocket 113.The front side vertical plate 117 is provided with a snake-shaped through hole 118 corresponding to the annular closed chain 107 and a U-shaped through hole 137. The snake-shaped through hole 118 and the U-shaped through hole 137 communicate to form a closed annular channel. The annular channel is provided corresponding to the annular closed chain 107. A pair of limiting steps 119 are provided on the inner side of the front side vertical plate 117 on both sides of the snake-shaped through hole 118 and on both sides of the U-shaped through hole 137. A U-shaped clamping seat 108 is provided on the annular closed chain 107 at equal intervals. The U-shaped clamping seat 108 is connected to the front side link of the annular closed chain 107. A cantilever cartridge 109 is connected to the U-shaped clamping seat 108. The cantilever cartridge 109 is clamped to the U-shaped clamping seat 108 through a cantilever cartridge base. A cantilever pipe 110 is connected to another U-shaped clamping seat adjacent to the cantilever cartridge 109. The cantilever pipe 110 is clamped to the adjacent another U-shaped clamping seat through a cantilever pipe base. The cantilever cartridge 109 and the cantilever pipe 110 are alternately arranged at intervals on the annular closed chain 107. Each group of detonating charge roll 101 and the I-beam reel holder 104 is connected to the adjacent two U-shaped clamping seats. The outer side end of the cantilever cartridge 109 is cantilevered in front of the front side vertical plate 117 after passing through the snake-shaped through hole 118. The detonating charge roll 101 is movably inserted in the cantilever cartridge 109. The detonating line 103 of the detonating charge roll 101 is wound around the I-beam reel holder 104. The I-beam reel holder 104 is movably inserted in the cantilever pipe 110. The upper file line disc 105 of the I-beam reel holder 104 is movably abutted between the two limiting steps 119. A notch 120 is provided at the upper left corner of the front side vertical plate 117.

[0030] A piston 123 is movably arranged in the inner cavity of the cantilever pipe 110. A pair of long strip through holes 124 are provided on the outer side wall of the cantilever pipe 110. A pair of piston driving cantilever rods 125 are provided on the piston 123. The piston driving cantilever rods 125 are arranged outside the cantilever pipe 110 through the long strip through holes 124. The piston 123 can move forward and backward in the inner cavity of the cantilever pipe 110. A tension spring fixing pin 126 is provided on the outer end of the cantilever pipe 110. A tension spring 127 is connected between the tension spring fixing pin 126 and the piston 123. The tension spring 127 is arranged in the cavity of the cantilever pipe 110. When the I-beam reel holder 104 is sleeved on the cantilever pipe 110, the lower file line disc 122 of the I-beam reel holder 104 abuts on the two piston driving cantilever rods 125. The upper file line disc 105 of the I-beam reel holder 104 is limited by the front side vertical plate 117 and is compressed backward. The tension spring 127 is in a stretched state. The tension spring 127 is stretched by the backward compression of the I-beam reel holder 104 by the front side vertical plate 117. When the I-beam reel holder 104 enters the notch 120, the backward pressure of the front side vertical plate 117 on the I-beam reel holder 104 is released. The I-beam reel holder 104 is bounced off the detonating charge roll storage box 102.

[0031] A chute 128 for the spool of the I-beam wire reel 104 is arranged below the left side of the gap 120, and a pop-down stopper 129 for the spool of the I-beam wire reel 104 is arranged on the front vertical plate 117 at the right side of the gap 120, which functions to guide the spool of the I-beam wire reel 104 into the chute 128 when the spool of the I-beam wire reel 104 is popped out; a long slit groove 140 is arranged on the wall of the cantilever cartridge 109, and a limiting half ring 130 is arranged in the middle of the long slit groove 140, the outer port of the cantilever cartridge 109 is in the shape of a horn, and the leading wire end on the detonating cartridge 101 is inserted into the bottom of the cantilever cartridge 109, after which the leading detonation wire 103 from the bottom end of the detonating cartridge 101 is first led out from the cantilever cartridge 109 at the limiting half ring 130, and then wound on the spool of the I-beam wire reel 104, so as to ensure reliable connection between the leading detonation wire 103 and the detonating cartridge 101; a partition plate connecting pin 138 is arranged between two adjacent first driven sprockets 111, a second driven sprocket 112 is arranged directly below the partition plate connecting pin 138, and a vertical chain partition plate 139 is arranged between the partition plate connecting pin 138 and the sprocket shaft of the second driven sprocket 112, and the arrangement of each chain partition plate 139 ensures smooth operation of the chain.

[0032] The front vertical plate 117 is movably mounted on the detonating cartridge storage box 102, a left bolt 132 is arranged on the left vertical plate 131 of the detonating cartridge storage box 102, a right bolt 134 is arranged on the right vertical plate 133 of the detonating cartridge storage box 102, a left bolt seat 135 is arranged on the left vertical surface of the front vertical plate 117, and a right bolt seat 136 is arranged on the right vertical surface of the front vertical plate 117; the front vertical plate 117 is mounted on the detonating cartridge storage box 102 by the following method: after each cantilever cartridge 109 on the annular closed chain 107 is loaded with a detonating cartridge 101, and the spool of the I-beam wire reel 104 matched with the detonating cartridge 101 is sleeved on the corresponding cantilever tube 110, the front vertical plate 117 is pressed on the upper guide wire disc 105 of each spool of the I-beam wire reel 104 in the direction from front to back, the two piston-driven cantilever rods 125 are moved backward so that the tension spring 127 is in a stretched state, and then the pressing and fixing of the front vertical plate 117 is completed through the connection of the two pairs of bolts and bolt seats; screws can also be arranged between the front vertical plate 117 and the left vertical plate 131, and between the front vertical plate 117 and the right vertical plate 133, so as to ensure firm connection of the front vertical plate 117.

[0033] The driving servo motor 121 drives the ring closed chain 107 to rotate step by step through the driving sprocket 113, and the suspension arm cartridge 109 connected with the detonating charge roll 101 and the suspension arm tube 110 connected with the spool holder 104 are automatically transmitted to the position of the gap 120 in turn. In the process, the suspension arm cartridge 109 and the junction box 106 are moved along the closed annular channel formed by the communication of the serpentine hole 118 and the U-shaped hole 137, and the upper file disc 105 of the spool holder 104 slides along the two limiting steps 119 on the inner side surface of the front vertical plate 117 except at the position of the gap 120. In the whole step-by-step rotation process of the ring closed chain 107, the groups of detonating charge rolls 101 and spool holders 104 are transmitted to the gap 120 in turn and are taken by the mechanical hand.

[0034] The position of the gap 120 is the charging starting position of the detonating charge roll 101. The detonating charge roll 101 in the suspension arm cartridge 109 transmitted to the position of the gap 120 is grabbed, lifted and moved into the blast hole by the mechanical hand. In the moving process of the detonating charge roll 101, the spool holder 104 connected with the moved detonating charge roll 101 is in the serpentine hole 118 below the gap 120, the upper file disc 105 of the spool holder 104 is still limited and contacted between the two limiting steps 119, and the rotating sleeve on the spool holder 104 is in the rotating pay-off state. In the process of lifting and moving the detonating charge roll 101 into the blast hole, the detonating cord 103 is paid off from the spool holder 104, which realizes the following of the charging of the detonating charge roll 101 and ensures the reliable connection between the moved detonating charge roll 101 and the detonating cord 103 on the stationary spool holder 104.

[0035] When the detonating charge roll 101 is filled into the blast hole, the driving servo motor 121 is started to drive the ring closed chain 107 to move step by step, the spool holder 104 is separated from the two limiting steps 119 and enters the gap 120, the tension of the tension spring 127 is released, the tension spring 127 pulls the two piston driving suspension arms 125 to move forward, the spool holder 104 is ejected, the spool holder 104 falls into the chute 128, and the outer end of the detonating cord 103 of the detonating charge roll 101 and the junction box 106 are transmitted to the working face outside the blast hole, thereby completing the whole charging operation process of the detonating charge roll 101. In the above process, the second suspension arm cartridge enters the gap 120, and the spool holder adjacent to the second suspension arm cartridge enters below the gap 120. The ring closed chain 107 is thus cycled and stepped, realizing the automatic transmission and automatic charging operation of each group of detonating charge rolls in the detonating charge roll storage box 102.

[0036] The size of the number of charge columns in the detonator storage box 102 can be determined according to the number of blasting holes on the blasting face. The detonator storage box 102 is movable, and can be moved outside the tunnel. After the detonators are transferred into the box, they are transported to the tunnel face. After the charging operation is completed, the detonator storage box 102 can be moved outside the tunnel for secondary charging, and the next blasting hole on the blasting face is prepared.

Claims

1. An automatic transfer feeding mechanism of detonating charge column in intelligent charge system, comprising a detonating charge column (101), a I-shaped reel frame (104) and a vertical placed detonating charge column storage box (102), a terminal box (106) is arranged on the outer side vertical surface of the upper reel disc (105) of the I-shaped reel frame (104), a rotating sleeve is movably sleeved on the central shaft tube of the I-shaped reel frame (104), an electric detonator is pre-buried in the detonating charge column (101), the detonating line (103) of the electric detonator is wound on the rotating sleeve on the I-shaped reel frame (104) after being drawn out from the detonating charge column (101), and the outer side end of the detonating line (103) is connected with the terminal box (106) together; a first driven sprocket (111), a second driven sprocket (112), a driving sprocket (113), a first reversing sprocket (114) and a second reversing and tensioning sprocket (115) are respectively arranged in the detonating charge column storage box (102), the sprocket shafts of the sprockets are all arranged between the rear vertical plate (116) and the front vertical plate (117) of the detonating charge column storage box (102), and the automatic transfer feeding mechanism is characterized in that, The one end of the annular closed chain (107) sequentially passes through the driving sprocket (113), the first reversing sprocket (114) and the second reversing and tensioning sprocket (115), then alternately passes through the second row of driven sprockets (112) and the first row of driven sprockets (111) in the right-to-left direction, and returns to the driving sprocket (113) to form a chain serpentine arrangement structure; the driving servo motor (121) of the annular closed chain (107) is arranged on the rear vertical plate (116), the output shaft of the driving servo motor (121) is connected with the sprocket shaft of the driving sprocket (113); the serpentine through hole (118) corresponding to the annular closed chain (107) arranged in a serpentine shape and the U-shaped through hole (137) are arranged on the front vertical plate (117) respectively, the serpentine through hole (118) and the U-shaped through hole (137) are communicated to form a closed annular channel, a pair of limiting steps (119) are arranged on the inner side surface of the front vertical plate (117) on both sides of the serpentine through hole (118) and on the inner side surface of the front vertical plate (117) on both sides of the U-shaped through hole (137); the U-shaped clamping seat (108) is arranged on the annular closed chain (107) at equal intervals, the cantilever cartridge (109) is connected to the U-shaped clamping seat (108), the cantilever pipe (110) is connected to the other U-shaped clamping seat adjacent to the cantilever cartridge (109), and the cantilever cartridge (109) and the cantilever pipe (110) are alternately arranged at intervals on the annular closed chain (107); the outer side end of the cantilever cartridge (109) is cantilevered on the front side of the front vertical plate (117) after passing through the serpentine through hole (118), the detonating cord (103) of the detonating cartridge (101) is wound on the spool reel holder (104) movably inserted in the cantilever pipe (110), and the upper file line disc (105) of the spool reel holder (104) is movably abutted between the two limiting steps (119); a notch (120) is arranged at the upper left corner of the front vertical plate (117).

2. The automatic transfer feeding mechanism of the primer charge in the intelligent charging system according to claim 1, characterized in that, The piston (123) is movably arranged in the pipe lumen of the cantilever pipe (110), the pair of long strip through holes (124) are arranged on the outer side wall of the cantilever pipe (110), the pair of piston driving cantilever rods (125) are arranged on the outer side of the cantilever pipe (110) after passing through the long strip through holes (124), the tension spring fixing pin (126) is arranged on the outer port of the cantilever pipe (110), the tension spring (127) is connected between the tension spring fixing pin (126) and the piston (123), and the tension spring (127) is arranged in the lumen of the cantilever pipe (110); the lower file line disc (122) of the spool reel holder (104) is abutted on the two piston driving cantilever rods (125), the upper file line disc (105) of the spool reel holder (104) is arranged in the detonating cartridge storage box (102) after being limited by the front vertical plate (117) and being compressed rearward, and the tension spring (127) is in a stretched state.

3. The automatic transfer feeding mechanism of the primer charge in the intelligent charging system according to claim 2, characterized in that, The oblique chute (128) of the spool reel rack (104) is arranged at the lower left of the notch (120), and the ejection falling baffle (129) of the spool reel rack (104) is arranged on the front vertical plate (117) at the right lower side of the notch (120); the long strip-shaped gap slot (140) is arranged on the barrel wall of the cantilever cartridge (109), the limiting half ring (130) is arranged at the middle of the long strip-shaped gap slot (140), the outer port of the cantilever cartridge (109) is trumpet-shaped, after the detonating cord (101) is inserted into the cantilever cartridge (109), the detonating wire (103) drawn from the bottom end of the detonating cord (101) is first drawn out from the cantilever cartridge (109) at the limiting half ring (130), and then wound on the spool reel rack (104); the isolation plate connecting pin shaft (138) is arranged between the two first rows of driven sprockets (111) adjacent to each other, the second row of driven sprockets (112) is arranged directly below the isolation plate connecting pin shaft (138), and the vertical chain isolation plate (139) is arranged between the chain sprocket shaft of the isolation plate connecting pin shaft (138) and the second row of driven sprockets (112).

4. The automatic transfer feeding mechanism of the primer charge in the intelligent charging system according to claim 2, characterized in that, The front vertical plate (117) is movably mounted on the detonating cord storage box (102), the left bolt (132) is arranged on the left vertical plate (131) of the detonating cord storage box (102), the right bolt (134) is arranged on the right vertical plate (133) of the detonating cord storage box (102), the left bolt seat (135) is arranged on the left vertical surface of the front vertical plate (117), and the right bolt seat (136) is arranged on the right vertical surface of the front vertical plate (117); the front vertical plate (117) is mounted on the detonating cord storage box (102) by the following method: when each cantilever cartridge (109) on the annular closed chain (107) is loaded with the detonating cord (101), and the spool reel rack (104) matched with the detonating cord (101) is sleeved on the corresponding cantilever barrel (110), the front vertical plate (117) is pressed on the upper guide wire disc (105) of each spool reel rack (104) in the direction from front to back, the two piston driving cantilever rods (125) are moved backward, so that the tension spring (127) is in the stretched state, then the front vertical plate (117) is fixed by the connection of the two pairs of bolts and bolt seats.

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