CN102327871A - Powder pouring and screening machine for ignition charge - Google Patents

Powder pouring and screening machine for ignition charge Download PDF

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Publication number
CN102327871A
CN102327871A CN201110298550A CN201110298550A CN102327871A CN 102327871 A CN102327871 A CN 102327871A CN 201110298550 A CN201110298550 A CN 201110298550A CN 201110298550 A CN201110298550 A CN 201110298550A CN 102327871 A CN102327871 A CN 102327871A
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China
Prior art keywords
medicine
ignition charge
power transmission
transmission shaft
falling
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CN201110298550A
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Chinese (zh)
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CN102327871B (en
Inventor
张朝阳
郭敬木
闭应培
贾海波
常根召
周绍伟
杨希红
李晓伟
陈小芳
周军
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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. 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 powder hopper and the cartridge placing and positioning device 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 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, aspect fuze safety, has broad application prospects.Ignition charge plays crucial effects in nonpriming material detonator.The ignition charge that in nonpriming material detonator filling, uses through medicine screening apparatus sieve, packing goes in the cartridge case, sends into the basal detonator assembly shop again, still; 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 big medicament and fully filters out, cause ignition charge to have following shortcoming: 1, 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 influences 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 big to produce floating dose, has great potential safety hazard, and the large-scale production of nonpriming material detonator is caused very big puzzlement; 3, bulk density is undesirable, often reach more than 0.9 g/cm3, and prior 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 production in order.
Summary of the invention
For addressing the above problem; The purpose of this invention is to provide a kind of 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, contains broken medicine hardly in the finished product ignition charge that makes payment nonpriming material detonator production line use, and products stacked density meets the requirements; Stop to return batch phenomenon, guarantee the quality of ignition charge to the full extent.
For realizing the foregoing invention purpose, the present invention adopts following technical scheme:
A kind of 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 drug bucket, cartridge case placement positioning device through transmission mechanism; Said 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, big grain medicine discharging opening and broken medicine discharging opening, and first screen cloth is installed in the feed bin; First screen cloth, one side is connected with big grain medicine discharging opening, and broken medicine discharging opening top is equipped with second screen cloth.
The qualified medicine discharging opening that the described ignition charge medicine screening apparatus of falling the medicine, its feed bin bottom are established is one or two.
The described 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 second screen cloth is 220 ~ 550 microns.
The described ignition charge medicine screening apparatus of falling the medicine, its charging aperture, qualified medicine discharging opening, big grain medicine discharging opening and broken medicine discharging opening all are back taper.
The described ignition charge medicine screening apparatus of falling the medicine; Its transmission mechanism comprises first power transmission shaft and second power transmission shaft; First power transmission shaft and wind are positioned at anti-explosion partition the same side, and wind is connected with first power transmission shaft, one end, are connected through worm gearing or Bevel Gear Transmission mechanism between second power transmission shaft, one end and first power transmission shaft; The second power transmission shaft other end passes anti-explosion partition; The support bar that the shelf for holding medicine bottom has is fixedly connected on second power transmission shaft, and a connecting rod is installed on second power transmission shaft, and the connecting rod tail end is connected with cartridge case placement positioning device.
The described ignition charge medicine screening apparatus of falling the medicine, its cartridge case placement positioning device is made up of base, vertical rod and backstay, and the vertical rod bottom is fixed on the base; Vertical rod top is provided with the fairlead of hollow form, and vertical rod is connected through guide finger with fairlead, is provided with spring between the two; The fairlead upper opening; Fairlead one side connects a gripper shoe, and corresponding opposite side is provided with the balance iron ball, and the backstay hypomere is installed in the fairlead inner chamber; Backstay top is provided with a spheroid, and spheroid matches with the dome-shaped cover that connecting rod tail end on second power transmission shaft is provided with.
The described ignition charge medicine screening apparatus of falling the medicine offers peep-hole on its anti-explosion partition.
The described 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 through bearing and anti-explosion partition, knocks bar and has spherical head, spherical head is pressed close to the drug bucket outer wall.
The described ignition charge medicine screening apparatus of falling the medicine, its shelf for holding medicine is provided with clamper and baffle plate.
Because adopt aforesaid technical scheme, the present invention has following superiority:
This ignition charge medicine screening apparatus of falling the medicine, its reasonable in design is novel, and is easy to operate; Security is good, and big grain medicine and face in the ignition charge that goes out through first screen filtration are spent big medicine grain, can recycle once more; 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 through 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 ignition charge medicine screening apparatus of falling the medicine one embodiment of the present invention;
Fig. 2 is the I portion enlarged drawing among Fig. 1;
Fig. 3 is the structural representation of another angle of the ignition charge medicine screening apparatus of falling the medicine among Fig. 1;
Fig. 4 is the II portion enlarged drawing among Fig. 3;
Fig. 5 is the structural representation behind the 180o that turns clockwise of the 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; 7-second power transmission 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 cases; The big 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-first power transmission shaft; The 29-worm gearing; 30-first screen cloth; 31-second screen cloth.
The specific embodiment
Below through embodiment and combine accompanying drawing that technical scheme of the present invention is done further explain.
Like Fig. 1,2,3,4,5, shown in 6; The 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, and anti-explosion partition 1 opposite side is provided with wind 27, and wind is connected with drug bucket, cartridge case placement positioning device through transmission mechanism; Said 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 big grain medicine discharging opening 17 and a broken medicine discharging opening 20, and above-mentioned each discharging opening all is back taper, and first screen cloth 30 is installed in the feed bin 21; Mesh aperture on first screen cloth is 600 ~ 2360 microns; First screen cloth, 30 1 sides are connected with big grain medicine discharging opening 17, and the mesh aperture that broken medicine discharging opening 20 tops are equipped with on second screen cloth, 31, the second screen clothes is 220 ~ 550 microns; Said transmission mechanism comprises first power transmission shaft 28 and second power transmission shaft 7; First power transmission shaft 28 is positioned at anti-explosion partition 1 the same side with wind 27; Wind is connected with first power transmission shaft, one end, is connected through worm gearing 29 between second power transmission shaft, 7 one ends and first power transmission shaft 28, and the second power transmission shaft other end passes anti-explosion partition; The support bar 8 that shelf for holding medicine 6 bottoms have is fixedly connected on second power transmission shaft 7; Shelf for holding medicine 6 is provided with the clamper 5 that is used for fastening batch pan 4 and batch pan is risen on baffle plate 22, the second power transmission shafts 7 of position-limiting action a connecting rod 10 is installed, and connecting rod 10 tail ends are provided with dome-shaped cover 9; Said cartridge case placement positioning device is made up of base 14, vertical rod 15 and backstay 11; Vertical rod 15 bottoms are fixed on the base 14, and vertical rod top has gathering sill 15.1, and vertical rod is connected with the guide finger 13.1 that the hollow form fairlead 13 on its top is installed through 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, and corresponding opposite side is provided with balance iron ball 12; Backstay 11 hypomeres are installed in fairlead 13 inner chambers, backstay 11 tops be provided with one with second power transmission shaft 7 on the spheroid 23 that matches of the dome-shaped cover 9 that is provided with of connecting rod 10 tail ends.Ⅰ
The course of work of the 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 that ignition charge is housed 4 is placed on the shelf for holding medicine 6; Fastening through clamper 5, and spacing by baffle plate 22, and the dome-shaped cover 9 that the spheroid 23 on backstay 11 tops is positioned at connecting rod 10 tail ends cooperates with it; On the gripper shoe 18 of fairlead 13 1 sides on vertical rod top, place four cartridge cases, cartridge case 16a, cartridge case 16b, cartridge case 16c, cartridge case 16d are corresponding with the broken medicine discharging opening of a big grain medicine discharging opening 17, two qualified medicine discharging openings 19 and 20 respectively; In when falling the medicine, operating personnel shake wind 27 along a direction (clockwise or counterclockwise), and wind drives first power transmission shaft 28 and rotates; Drive second power transmission shaft 7 via worm gearing 29 first power transmission shafts and rotate,, make the corresponding discharging opening that is adjacent to of cartridge case mouth moving on the drive gripper shoe 18 under the effect of spring 25; Second power transmission shaft, 7 rotations simultaneously drive shelf for holding medicine 6 and begin turning inclination, in the charging aperture 2 of the ignition charge entering drug bucket on the batch pan 4, the feed bin 21; Spheroid 23 separates with dome-shaped cover 9 simultaneously, and the oversize of first screen cloth 30 is big grain medicine, and big grain medicine gets into big 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 first screen cloth 30, continue to fall; The screenings of second screen cloth 31 is broken medicine; Broken medicine in the ignition charge gets into broken medicine discharging opening 20, flows among the cartridge case 16d again, flows into to 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, accomplishes the sieve of falling medicine pharmaceutical worker and does; Operating personnel's (counterclockwise or clockwise) more in opposite direction 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 a segment distance earlier under the position-limiting action of gathering sill 15.1; Cartridge case 16a, cartridge case 16b, cartridge case 16c, cartridge case 16d and big grain medicine discharging opening 17, two qualified medicine discharging openings 19 are separated with a broken medicine discharging opening 20, can four above-mentioned cartridge cases be taken off then, to assemble used as basal detonator.
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 through 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 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 through operating personnel and knock bar 26 afterbodys, rotate and knock bar; Make spherical head 24 rotations and knock the feed bin outer wall, to remove the part ignition charge that the feed bin inwall adheres to.

Claims (9)

1. 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 drug bucket, cartridge case placement positioning device through transmission mechanism; Said 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), big grain medicine discharging opening (17) and broken medicine discharging opening (20); First screen cloth (30) is installed in the feed bin, and first screen cloth, one side is connected with big grain medicine discharging opening, and broken medicine discharging opening top is equipped with second screen cloth (31).
2. the 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 ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: the mesh aperture on its first screen cloth (30) is 600 ~ 2360 microns, and the mesh aperture on second screen cloth (31) is 220 ~ 550 microns.
4. the 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), big grain medicine discharging opening (17) and broken medicine discharging opening (20) all are back taper.
5. the ignition charge medicine screening apparatus of falling the medicine according to claim 1; It is characterized in that: its transmission mechanism comprises first power transmission shaft (28) and second power transmission shaft (7); First power transmission shaft and wind (27) are positioned at anti-explosion partition (1) the same side, and wind is connected with first power transmission shaft, one end, are connected through worm gearing (29) or Bevel Gear Transmission mechanism between second power transmission shaft, one end and first power transmission shaft; The second power transmission shaft other end passes anti-explosion partition; The support bar (8) that shelf for holding medicine (6) bottom has is fixedly connected on second power transmission shaft, and a connecting rod (10) is installed on second power transmission shaft, and the connecting rod tail end is connected with cartridge case placement positioning device.
6. the 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 made up of base (14), vertical rod (15) and backstay (11), and the vertical rod bottom is fixed on the base, and vertical rod top is provided with the fairlead (13) of hollow form; Vertical rod is connected through 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, and backstay top is provided with a spheroid (23), and spheroid matches with the dome-shaped cover (9) that connecting rod (10) tail end on second power transmission shaft is provided with.
7. the 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 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), knocks bar and passes anti-explosion partition (1), knocks bar and is rotationally connected through 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 ignition charge medicine screening apparatus of falling the medicine according to claim 1 is characterized in that: its shelf for holding medicine (6) is provided with clamper (5) and baffle plate (22).
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 CN102327871B (en) 2013-10-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103030482A (en) * 2012-12-27 2013-04-10 雅化集团绵阳实业有限公司 Explosive screening and boxing 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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100192676A1 (en) * 2007-09-26 2010-08-05 Charles Thomas Bowen Apparatus and method for detecting breaks in screens
CN201669207U (en) * 2010-03-08 2010-12-15 吴伟 Safety gunpowder screening machine
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
CN202238636U (en) * 2011-09-29 2012-05-30 前进民爆股份有限公司 Ignition powder pouring and sieving machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100192676A1 (en) * 2007-09-26 2010-08-05 Charles Thomas Bowen 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
CN201669207U (en) * 2010-03-08 2010-12-15 吴伟 Safety gunpowder screening machine
CN201811664U (en) * 2010-03-08 2011-04-27 吴伟 Powder safe screen mixer
CN202238636U (en) * 2011-09-29 2012-05-30 前进民爆股份有限公司 Ignition powder pouring and sieving machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103030482A (en) * 2012-12-27 2013-04-10 雅化集团绵阳实业有限公司 Explosive screening and boxing device
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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