CN102327871B - Powder pouring and screening machine for ignition charge of detonator without primary explosive - Google Patents

Powder pouring and screening machine for ignition charge of detonator without primary explosive Download PDF

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Publication number
CN102327871B
CN102327871B CN 201110298550 CN201110298550A CN102327871B CN 102327871 B CN102327871 B CN 102327871B CN 201110298550 CN201110298550 CN 201110298550 CN 201110298550 A CN201110298550 A CN 201110298550A CN 102327871 B CN102327871 B CN 102327871B
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medicine
ignition charge
falling
discharging opening
screening apparatus
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CN 201110298550
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CN102327871A (en
Inventor
彭立
贾海波
王学进
董克要
郭春红
陈娟
张朝阳
李明坤
肖建江
赵松喜
蔡国成
王念国
郭辉
薛延河
李创新
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QIANJIN CIVIL EXPLOSIVES CO Ltd
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QIANJIN CIVIL EXPLOSIVES CO Ltd
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Abstract

The invention discloses a powder pouring and screening machine for ignition charge of non-primary explosive detonator. The powder pouring and screening machine comprises an anti-explosion partition plate, wherein a powder hopper, a powder disc frame and a cartridge placing and positioning device are arranged on one side of the anti-explosion partition plate, and a hand-operated handle is arranged on the other side of the anti-explosion partition plate; the hand-operated handle is connected with the cartridge placing and positioning device and the power frame by a transmission mechanism; the powder hopper comprises a storage bin; a feed inlet is formed in the upper part of the storage bin, and a qualified powder discharge hole, a larger-grain powder discharge hole and a crushed powder discharge hole are formed in the lower part of the storage bin; a first screen is arranged in the storage bin; one side of the first screen is communicated with the larger-grain powder discharge hole; and a second screen is arranged on the upper part of the crushed powder discharge hole. The powder pouring and screening machine is convenient to operate and high in safety, most of crushed powder mingled in the ignition charge can be filtered, the quality and performance of the ignition charge are improved obviously, and the requirement of a production process is met completely.

Description

A kind of nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine
Technical field
The invention belongs to industrial explosive material production equipment technical field, particularly relate to a kind of nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine.
Background technology
Nonpriming material detonator is beneficial to environmental protection, the safe level is high, has broad application prospects aspect fuze safety.Ignition charge plays vital effect in nonpriming material detonator.The ignition charge that uses in filling non-primary-explosive detonator sieves, is distributed in the cartridge case through medicine screening apparatus, send into again the basal detonator assembly shop, but, one 20 order individual layer screen clothes are only arranged in the drug bucket of existing medicine screening apparatus, can't granularity is meticulous, face spends large medicament and fully filters out, cause ignition charge to have following shortcoming: 1, to be mingled with more broken medicine in the finished product ignition charge, particle size uniformity is poor, the medicament free-running property is poor, cause explosive payload unstable, be uneven, the problem that affects the product quality performance happens occasionally; 2, it is too much to be mingled with broken medicine in the finished product ignition charge, and it is large to produce floating dose, has great potential safety hazard, and the large-scale production of nonpriming material detonator is caused very large puzzlement; 3, bulk density is undesirable, often reach more than 0.9 g/cm3, and existing standard is 0.7 ~ 0.9 g/cm3, returns batch phenomenon and happens occasionally, and causes the repetition and waste of many-sided resources such as human and material resources, financial resources, is unfavorable for balanced in order production.
Summary of the invention
For addressing the above problem, the purpose of this invention is to provide a kind of nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, it can filter out the most broken medicine that is mingled with in the ignition charge, so that contain hardly broken medicine in the finished product ignition charge that payment nonpriming material detonator production line uses, the product bulk density meets the requirements, stop to return batch phenomenon, guarantee to the full extent the quality of ignition charge.
For achieving the above object, the present invention adopts following technical scheme:
A kind of nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, it includes anti-explosion partition, anti-explosion partition one side is provided with drug bucket, shelf for holding medicine and cartridge case placement positioning device, and the anti-explosion partition opposite side is provided with wind, and wind is connected with cartridge case placement positioning device, shelf for holding medicine by transmission mechanism; Described drug bucket comprises feed bin, feed bin top is provided with a charging aperture, and the feed bin bottom is provided with qualified medicine discharging opening, large grain medicine discharging opening and broken medicine discharging opening, and the first screen cloth is installed in the feed bin, the first screen cloth one side is connected with large grain medicine discharging opening, and broken medicine discharging opening top is equipped with the second screen cloth.
The qualified medicine discharging opening that the described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, its feed bin bottom are established is one or two.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, the mesh aperture on its first screen cloth is 600 ~ 2360 microns, the mesh aperture on the second screen cloth is 220 ~ 550 microns.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, its charging aperture, qualified medicine discharging opening, large grain medicine discharging opening and broken medicine discharging opening all are back taper.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, its transmission mechanism comprises the first power transmission shaft and second driving shaft, the first power transmission shaft and wind are positioned at anti-explosion partition the same side, wind is connected with the first power transmission shaft one end, be connected by worm gearing or bevel gear transmission between second driving shaft one end and the first power transmission shaft, the second driving shaft other end passes anti-explosion partition, the support bar that the shelf for holding medicine bottom has is fixedly connected on the second driving shaft, one connecting rod is installed on the second driving shaft, and the connecting rod tail end is connected with cartridge case placement positioning device.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, its cartridge case placement positioning device is by base, vertical rod and backstay form, the vertical rod bottom is fixed on the base, vertical rod top is provided with the fairlead of hollow form, vertical rod is connected by guide finger with fairlead, be provided with spring between the two, the fairlead upper opening, fairlead one side connects a gripper shoe, corresponding opposite side is provided with the balance iron ball, the backstay hypomere is installed in the fairlead inner chamber, and backstay top is provided with a spheroid, and spheroid matches with the dome-shaped cover that connecting rod tail end on the second driving shaft is provided with.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine offers peep-hole on its anti-explosion partition.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, it also comprises and knocks bar, knocks bar and passes anti-explosion partition, knocks bar and is rotationally connected by bearing and anti-explosion partition, knocks bar and has spherical head, spherical head is pressed close to the drug bucket outer wall.
The described nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine is provided with clamper and baffle plate on its shelf for holding medicine.
Because adopt aforesaid technical scheme, the present invention has following superiority:
This nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, its reasonable in design is novel, easy to operate, security is good, large grain medicine and face in the ignition charge that goes out by the first screen filtration are spent large powder, can again recycle, when making up a prescription next time, can mix use, avoid causing the wasting of resources; The broken medicine that is mingled with in the ignition charge that goes out by the second screen filtration; Batch phenomenon no longer occurs returning, the drug quality performance obviously improves, and makes the finished product ignition charge bulk density of acquisition maintain 0.67 ~ 0.70 g/cm3, and epigranular satisfies manufacturing technique requirent fully.
Description of drawings
Fig. 1 is the structural representation of the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine one embodiment of the present invention;
Fig. 2 is the I section enlarged drawing among Fig. 1;
Fig. 3 is the structural representation of another angle of the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine among Fig. 1;
Fig. 4 is the II section enlarged drawing among Fig. 3;
Fig. 5 is turn clockwise structural representation behind the 180o of the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine among Fig. 1;
Fig. 6 is the structural representation of drug bucket;
Among the figure: the 1-anti-explosion partition; The 2-charging aperture; The 3-peep-hole; The 4-batch pan; The 5-clamper; The 6-shelf for holding medicine; The 7-second driving shaft; The 8-support bar; The 9-dome-shaped cover; The 10-connecting rod; The 11-backstay; 12-balance iron ball; The 13-fairlead; 13.1-guide finger; The 14-base; The 15-vertical rod; 15.1-gathering sill; 16(a, b, c, d)-cartridge case; The large grain of 17-medicine discharging opening; The 18-gripper shoe; The qualified medicine discharging opening of 19-; The broken medicine discharging opening of 20-; The 21-feed bin; The 22-baffle plate; The 23-spheroid; The 24-spherical head; The 25-spring; 26-knocks bar; The 27-wind; 28-the first power transmission shaft; The 29-worm gearing; 30-the first screen cloth; 31-the second screen cloth.
The specific embodiment
Also by reference to the accompanying drawings technical scheme of the present invention is described in further detail below by embodiment.
Shown in Fig. 1,2,3,4,5,6, the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine of the present invention, it includes anti-explosion partition, anti-explosion partition 1 one sides are provided with drug bucket, shelf for holding medicine 6 and cartridge case placement positioning device, anti-explosion partition 1 opposite side is provided with wind 27, and wind is connected with cartridge case placement positioning device, shelf for holding medicine by transmission mechanism; Described drug bucket comprises feed bin, feed bin 21 tops are provided with one and are back taper charging aperture 2, the feed bin bottom is provided with two qualified medicine discharging openings 19, a large grain medicine discharging opening 17 and a broken medicine discharging opening 20, above-mentioned each discharging opening all is back taper, the first screen cloth 30 is installed in the feed bin 21, mesh aperture on the first screen cloth is 600 ~ 2360 microns, the first screen cloth 30 1 sides are connected with large grain medicine discharging opening 17, the mesh aperture that broken medicine discharging opening 20 tops are equipped with on the second screen cloth 31, the second screen clothes is 220 ~ 550 microns; Described transmission mechanism comprises the first power transmission shaft 28 and second driving shaft 7, the first power transmission shaft 28 is positioned at anti-explosion partition 1 the same side with wind 27, wind is connected with the first power transmission shaft one end, be connected by worm gearing 29 between second driving shaft 7 one ends and the first power transmission shaft 28, the second driving shaft other end passes anti-explosion partition, the support bar 8 that shelf for holding medicine 6 bottoms have is fixedly connected on the second driving shaft 7, be provided with for the clamper 5 of fastening batch pan 4 on the shelf for holding medicine 6 and batch pan played the baffle plate 22 of position-limiting action, one connecting rod 10 is installed on the second driving shaft 7, and connecting rod 10 tail ends are provided with dome-shaped cover 9; Described cartridge case placement positioning device is by base 14, vertical rod 15 and backstay 11 form, vertical rod 15 bottoms are fixed on the base 14, vertical rod top has gathering sill 15.1, vertical rod is connected with the guide finger 13.1 that the hollow form fairlead 13 on its top is installed by the fairlead inwall, be provided with spring 25 between vertical rod 15 and the fairlead 13, the fairlead upper opening, fairlead one side connects a gripper shoe 18, corresponding opposite side is provided with balance iron ball 12, backstay 11 hypomeres are installed in fairlead 13 inner chambers, and backstay 11 tops are provided with a spheroid 23 that matches with the dome-shaped cover 9 that is provided with of connecting rod 10 tail ends on the second driving shaft 7.Ⅰ
The course of work of the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine of the present invention is: original state, shelf for holding medicine is in level, the batch pan 4 that ignition charge is housed is placed on the shelf for holding medicine 6, fastening by clamper 5, and spacing by baffle plate 22, the dome-shaped cover 9 that the spheroid 23 on backstay 11 tops is positioned at connecting rod 10 tail ends cooperates with it; Gripper shoe 18 in fairlead 13 1 sides on vertical rod top is placed four cartridge cases, and cartridge case 16a, cartridge case 16b, cartridge case 16c, cartridge case 16d are corresponding with the broken medicine discharging opening of a large grain medicine discharging opening 17, two qualified medicine discharging openings 19 and 20 respectively; When falling the medicine, operating personnel shake wind 27 along a direction (clockwise or counterclockwise), wind drives the first power transmission shaft 28 and rotates, driving second driving shaft 7 via worm gearing 29 first power transmission shafts rotates, driving gripper shoe 18 under the effect of spring 25 moves, make the cartridge case mouth corresponding be adjacent to discharging opening, simultaneously second driving shaft 7 rotations, drive shelf for holding medicine 6 and begin turning inclination, ignition charge on the batch pan 4 enters the charging aperture 2 of drug bucket, in the feed bin 21, spheroid 23 separates with dome-shaped cover 9 simultaneously, the oversize of the first screen cloth 30 is large grain medicine, large grain medicine enters large grain medicine discharging opening 17 along the first screen cloth top, flow into again among the cartridge case 16a, discharge the mesh of remaining ignition charge from the first screen cloth 30, continue to fall, the screenings of the second screen cloth 31 is broken medicine, broken medicine in the ignition charge enters broken medicine discharging opening 20, flow into again among the cartridge case 16d, flow into and be the finished product ignition charge in two qualified medicine discharging openings 19, the finished product ignition charge flows among cartridge case 16b and the cartridge case 16c, finishes the sieve of falling medicine pharmaceutical worker and does; Operating personnel more in opposite direction (counterclockwise or clockwise) shake wind 27, make shelf for holding medicine 6 be returned to level, spheroid 23 is returned to the state that is positioned at dome-shaped cover 9 simultaneously, make shelf for holding medicine 6 be returned to that backstay 11 moves down under the effect of dome-shaped cover 9 with fairlead 13 in the process of level, guide finger 13.1 rotates an angle again after making gripper shoe 18 move down first a segment distance under the position-limiting action of gathering sill 15.1, make cartridge case 16a, cartridge case 16b, cartridge case 16c, cartridge case 16d and large grain medicine discharging opening 17, two qualified medicine discharging openings 19 separate with a broken medicine discharging opening 20, then four above-mentioned cartridge cases can be taken off, with used as the basal detonator assembling.
Offer peep-hole 3 on the described anti-explosion partition 1, observe the situation of falling the medicine for operating personnel.
Described anti-explosion partition 1 also is equipped with one and knocks bar 26, knocks bar and passes anti-explosion partition and be rotationally connected by bearing and anti-explosion partition, knocks bar 26 and has spherical head 24, and spherical head 24 is pressed close to feed bin 21 outer walls of drug bucket; Behind the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine work certain hour, feed bin 21 inwalls can be attached with the part ignition charge, hold by operating personnel and knock bar 26 afterbodys, rotate and knock bar, make spherical head 24 rotations and knock the feed bin outer wall, the part ignition charge that adheres to remove the feed bin inwall.

Claims (9)

1. nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine, it is characterized in that: it includes anti-explosion partition (1), anti-explosion partition one side is provided with drug bucket, shelf for holding medicine (6) and cartridge case placement positioning device, the anti-explosion partition opposite side is provided with wind (27), and wind is connected with cartridge case placement positioning device, shelf for holding medicine by transmission mechanism; Described drug bucket comprises feed bin (21), feed bin top is provided with a charging aperture (2), the feed bin bottom is provided with qualified medicine discharging opening (19), large grain medicine discharging opening (17) and broken medicine discharging opening (20), the first screen cloth (30) is installed in the feed bin, the first screen cloth one side is connected with large grain medicine discharging opening, and broken medicine discharging opening top is equipped with the second screen cloth (31).
2. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: the qualified medicine discharging opening (19) that establish its feed bin (21) bottom is one or two.
3. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1, it is characterized in that: the mesh aperture on its first screen cloth (30) is 600 ~ 2360 microns, and the mesh aperture on the second screen cloth (31) is 220 ~ 550 microns.
4. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: its charging aperture (2), qualified medicine discharging opening (19), large grain medicine discharging opening (17) and broken medicine discharging opening (20) all are back taper.
5. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1, it is characterized in that: its transmission mechanism comprises the first power transmission shaft (28) and second driving shaft (7), the first power transmission shaft and wind (27) are positioned at anti-explosion partition (1) the same side, wind is connected with the first power transmission shaft one end, be connected by worm gearing (29) or bevel gear transmission between second driving shaft one end and the first power transmission shaft, the second driving shaft other end passes anti-explosion partition, the support bar (8) that shelf for holding medicine (6) bottom has is fixedly connected on the second driving shaft, one connecting rod (10) is installed on the second driving shaft, and the connecting rod tail end is connected with cartridge case placement positioning device.
6. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1, it is characterized in that: its cartridge case placement positioning device is by base (14), vertical rod (15) and backstay (11) form, the vertical rod bottom is fixed on the base, vertical rod top is provided with the fairlead (13) of hollow form, vertical rod is connected by guide finger (13.1) with fairlead, be provided with spring (25) between the two, the fairlead upper opening, fairlead one side connects a gripper shoe (18), corresponding opposite side is provided with balance iron ball (12), the backstay hypomere is installed in the fairlead inner chamber, backstay top is provided with a spheroid (23), and spheroid matches with the dome-shaped cover (9) that connecting rod (10) tail end on the second driving shaft is provided with.
7. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: offer peep-hole (3) on its anti-explosion partition (1).
8. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1, it is characterized in that: it also comprises and knocks bar (26), knock bar and pass anti-explosion partition (1), knocking bar is rotationally connected by bearing and anti-explosion partition, knock bar and have spherical head (24), spherical head is pressed close to the drug bucket outer wall.
9. the nonpriming material detonator ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: be provided with clamper (5) and baffle plate (22) on its shelf for holding medicine (6).
CN 201110298550 2011-09-29 2011-09-29 Powder pouring and screening machine for ignition charge of detonator without primary explosive Active CN102327871B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110298550 CN102327871B (en) 2011-09-29 2011-09-29 Powder pouring and screening machine for ignition charge of detonator without primary explosive

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Application Number Priority Date Filing Date Title
CN 201110298550 CN102327871B (en) 2011-09-29 2011-09-29 Powder pouring and screening machine for ignition charge of detonator without primary explosive

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CN102327871B true CN102327871B (en) 2013-10-30

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Publication number Priority date Publication date Assignee Title
CN103030482B (en) * 2012-12-27 2015-12-23 雅化集团绵阳实业有限公司 Sieve medicine divides box device
CN103599885A (en) * 2013-11-21 2014-02-26 无锡众望四维科技有限公司 Transmission mechanism of screening machine

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* Cited by examiner, † Cited by third party
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CA2700885C (en) * 2007-09-26 2013-12-24 M-I L.L.C. Apparatus and method for detecting breaks in screens
CN201713449U (en) * 2009-12-05 2011-01-19 浏阳市东信烟花集团有限公司 Vibratory screen used for mixing pyrotechnical composition
CN201811664U (en) * 2010-03-08 2011-04-27 吴伟 Powder safe screen mixer
CN201669207U (en) * 2010-03-08 2010-12-15 吴伟 Safety gunpowder screening machine
CN202238636U (en) * 2011-09-29 2012-05-30 前进民爆股份有限公司 Ignition powder pouring and sieving machine

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