CN109174934A - A kind of soil molding machine of park maintenance soil remediation - Google Patents

A kind of soil molding machine of park maintenance soil remediation Download PDF

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Publication number
CN109174934A
CN109174934A CN201811020831.XA CN201811020831A CN109174934A CN 109174934 A CN109174934 A CN 109174934A CN 201811020831 A CN201811020831 A CN 201811020831A CN 109174934 A CN109174934 A CN 109174934A
Authority
CN
China
Prior art keywords
soil
mold
molding machine
park maintenance
weighing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811020831.XA
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Chinese (zh)
Inventor
李二猛
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811020831.XA priority Critical patent/CN109174934A/en
Publication of CN109174934A publication Critical patent/CN109174934A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B11/00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • B30B11/04Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with a fixed mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B11/00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • B30B11/04Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with a fixed mould
    • B30B11/06Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with a fixed mould each charge of the material being compressed against the previously formed body
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/32Discharging presses

Abstract

The present invention provides a kind of soil molding machines of park maintenance soil remediation, belong to technical field of soil remediation.Its technical solution are as follows: a kind of soil molding machine of park maintenance soil remediation, including support frame, soil breaker structure, soil conveying mechanism, Weighing mechanism and soil molding die.The invention has the benefit that the soil molding machine of park maintenance soil remediation of the invention is that soil feeding is quick, full automatic control, grind the setting of mechanism, soil on first is regrind, soil powder is uniformly mixed with the water of quantitative design by the helical blade that soil conveying mechanism conveys and is transported to Weighing mechanism and measures, control feed precision, it is limited according to the weight value whether Weighing mechanism reaches standard setting to soil weight, avoid soil loss, it being capable of high-efficient homework, reduce cost of labor, reach the accurate requirement of soil feeding.

Description

A kind of soil molding machine of park maintenance soil remediation
Technical field
The present invention relates to a kind of moldings of the soil of technical field of soil remediation more particularly to park maintenance soil remediation to fill It sets.
Background technique
Soil pollution is prevented and treated, protects limited soil resource, it has also become global problem outstanding;In contaminated soil remediation In, it is a critically important link that the mixing of medicament and soil, which homogenizes, homogenized for the mixing of medicament and contaminated soil uniform Degree has higher requirements;And be still not enough at the broken aspect of soil, so that soil and merging for stabilization agent are inadequate Sufficiently, it is affected to repairing effect;Therefore, it is necessary to carry out repair process to the soil in gardens, reduce pollutant concentration To acceptable level, improve the situation of urban plant nutrient-deficient, lays a good foundation for growing up strong and sturdy for plant.
As people are increasingly enhanced environmental protection consciousness, soil remediation is the most important thing of current environmentally friendly task, soil The part soil of earth after repair can reuse, and the process of recycling is to need form etc. at processing to soil Reason, current most soil shaping work is by being accomplished manually, this just needs to expend a large amount of manpower and material resources, also there is money certainly The manufacturer of power richness carries out operations for forming by the way of mechanical, but such device is extremely complex in structure, clumsy, molding Movement it is more, working efficiency is low, therefore haves the defects that many.
Summary of the invention
The purpose of the present invention is to provide a kind of soil molding machines of park maintenance soil remediation.
The present invention is realized by following measure: a kind of soil molding machine of park maintenance soil remediation, wherein Including support frame, soil breaker structure, soil conveying mechanism, Weighing mechanism and soil molding die;
The soil breaker structure includes the soil feeding bin of top setting feeding port, and grinding in the soil feeding bin is arranged in Grinding machine structure, the grinding mechanism includes drive shaft, is arranged on turntable A, the turntable A on the driving shaft and is uniformly arranged several lead to Upright bar A and upright bar B is arranged in the bottom surface turntable A of crossing, if equidistant respectively on the upright bar A and upright bar B be equipped with dry grinding in hole The grinding track that matches with the mill is arranged in the soil feeding bin inner wall in disk, the drive shaft top be located at Motor output shaft above the soil feeding bin is coaxial;
The soil conveying mechanism includes the material leakage pipe that one end is connected with soil feeding bin bottom, the material leakage pipe it is another One end connects soil feeding storehouse, and the shaft that periphery is connected with helical blade is equipped in the soil feeding storehouse, is sent in the soil Above feed bin, and coupled logical water transport port, it is communicated with water-supply-pipe at the water transport port, control is set on the water-supply-pipe Valve is arranged in the soil feeding storehouse feeding end, the decelerating motor A connecting with described shaft one end, in the soil feeding Passage is set at bin discharge port external;
The Weighing mechanism includes the weighing backing plate that middle part offers drain spout, the cushion block positioned at the weighing backing plate bottom surface, Gu Weighing sensor on the cushion block is set calmly, is located on the outside of the drain spout, is equipped with lifting in the weighing backing plate bottom surface Cylinder;
The soil molding die includes soil molding making mold, open-and-close mechanism and ejecting mechanism, the open-and-close mechanism one End is connect with the soil molding making mold, and the soil molding making mold is driven to do open and close movement, the other end with it is described Ejecting mechanism connection, drives the ejecting mechanism elevating movement.
The soil molding making mold includes die holder, and the die holder two sides are provided with support plate, is set in the support plate It is equipped with carrying roller, the support plate upper end is fixedly connected with mold, and cover board, the cover board and the mold are provided on the mold Hingedly, one end of the cover board of hinged place is provided with briquetting, and cover rim is provided on the cover board, is provided on the cover rim recessed Slot is vertically installed with mould bases on the die holder, and described mould bases one end is fixedly connected with the die holder, and the other end is threaded through the mould In tool;
One opposite through-hole is respectively set in the support plate and the mold, and one end of the through-hole connection conveying pipeline is described The drain spout opened up in the middle part of the other end of conveying pipeline and the Weighing mechanism is connected.
The open-and-close mechanism includes that setting connects in the ambilateral connecting rod of the mould, described connecting rod one end and the ejecting mechanism It connects, the other end is arranged on the cover board top, is arranged between the connecting rod on the cover board top and is provided with connection frame, described It is provided with lifting lug on connection frame, turning handle is provided on the lifting lug, the turning handle includes casing and is arranged outside described sleeve pipe The interconnecting piece of side, the interconnecting piece are vertically arranged with described sleeve pipe, and the interconnecting piece and described sleeve pipe junction are provided with limit Roller, one end of the interconnecting piece far from described sleeve pipe and the lifting lug are hinged, and bull stick, described sleeve pipe are provided in described sleeve pipe Pull rod is provided on lateral wall, the pull rod is obliquely installed with described sleeve pipe, and the pull rod end is provided with hook plate.
The ejecting mechanism is arranged on the die holder, and the ejecting mechanism includes supporting leg and top plate, is set on the top It is equipped with through-hole corresponding with the mould bases, the connecting rod is connect with the supporting leg, and the ejecting mechanism is along the mould bases described It is slided up and down in mold.
The briquetting and cover board setting at an acute angle.
The mould bases is cylinder.
The cylinder A and cylinder B of setting conveying soil on the material leakage pipe.
The motor is arranged at the top of the soil feeding bin.
The invention has the benefit that the soil molding machine of park maintenance soil remediation of the invention is will be on soil Expect quick, full automatic control, grind the setting of mechanism, the soil on first is regrind, soil conveying mechanism is passed through Soil powder is uniformly mixed by the helical blade of conveying with the water of quantitative design to be transported to Weighing mechanism and measures, control feed Precision limits according to the weight value whether Weighing mechanism reaches standard setting to soil weight, avoids soil loss, can High-efficient homework reduces cost of labor, reaches the accurate requirement of soil feeding;Both feeding, weighing are mutually independent dress It sets, will not influence the weighing accuracy of Weighing mechanism in the vibration that feeding and soil conveying mechanism generate in this way;In addition, of the invention Soil molding die cover board and mold be hinged, therefore cover board may be implemented on mold folding two work shapes State, in order to which soil to be compacted in mold, can stir bull stick when injecting soil into mold, and hook plate is connect with connection frame, will Limit roller is arranged in groove, realizes to soil packing state.Limit roller is proposed in groove, bull stick is pulled, entirely opens It is mobile toward hinged place to close mechanism, after connection frame pushes down briquetting, due to the effect of power, cover board is gradually opened, and pulls bull stick Connecting rod is rotated, until connecting rod is contacted with carrying roller, ejecting mechanism is up moved at this time, by soil block ejection die after molding, Bull stick is pulled on, cover board is fully opened, the side wall that rear fender resists mold is opened, makes cover board at horizontality, then pass through Soil conveying mechanism, Weighing mechanism inject soil into mold;Entire soil forming process high degree of automation, so that weight is Through qualified soil automatic blanking, so that soil is reaching metering, time requirement by needing in molding mold as needed, The molding operation of soil is completed in relatively simple form.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the embodiment of the present invention.
Fig. 2 is the overall structure diagram of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of compaction state of the present invention.
Fig. 4 is the structural schematic diagram of soil molding die.
Fig. 5 is the structural schematic diagram of open-and-close mechanism.
Fig. 6 is the structural schematic diagram of turning handle.
Fig. 7 is structural schematic diagram when soil molding die is opened.
Fig. 8 is structural schematic diagram when ejecting mechanism works.
Wherein, appended drawing reference are as follows: 1, support frame;2, soil breaker structure;211, feeding port;21, soil feeding bin;22, Drive shaft;23, turntable A;25, upright bar A;26, upright bar B;27, mill;28, track is ground;29, motor;3, soil conveying mechanism; 31, material leakage pipe;311, cylinder A;312, cylinder B;32, soil feeding storehouse;33, helical blade;34, shaft;35, decelerating motor A; 36, passage;4, Weighing mechanism;5, soil molding die;51, soil molding making mold;511, die holder;512, support plate; 513, carrying roller;514, mold;515, cover board;516, briquetting;517, cover rim;518, groove;519, mould bases;6, conveying pipeline;52, it opens Close mechanism;521, connecting rod;522, connection frame;523, lifting lug;524, turning handle;5241, casing;5242, interconnecting piece;525, it limits Roller;526, bull stick;527, hook plate;53, ejecting mechanism.
Specific embodiment
In order to clarify the technical characteristics of the invention, being illustrated below by specific embodiment to this programme.
Referring to Fig. 1 to Fig. 8, a kind of soil molding machine of park maintenance soil remediation, including support frame 1, soil powder Broken mechanism 2, soil conveying mechanism 3, Weighing mechanism 4 and soil molding die 5;
Soil breaker structure 2 includes the soil feeding bin 21 of top setting feeding port 211, and grinding in soil feeding bin 21 is arranged in Grinding machine structure, grinding mechanism includes drive shaft 22, and the turntable A23 in drive shaft 22 is arranged in, and is uniformly arranged on turntable A23 several logical Upright bar A25 and upright bar B26 is arranged crossing the bottom surface turntable A23 in hole, if equidistant respectively on upright bar A25 and upright bar B26 be equipped with dry grinding The grinding track 28 matched with mill 27 is arranged in 21 inner wall of soil feeding bin for disk 27, on 22 top of drive shaft and is located at soil 29 output shaft of motor of 21 top of earth feeding bin is coaxial;
Soil conveying mechanism 3 includes the material leakage pipe 31 that one end is connected with 21 bottom of soil feeding bin, the other end of material leakage pipe 31 Soil feeding storehouse 32 is connected, the shaft 34 that periphery is connected with helical blade 33 is equipped in soil feeding storehouse 32, in soil feeding storehouse 32 tops, and coupled logical water transport port are communicated with water-supply-pipe at water transport port, control valve are arranged on water-supply-pipe, is arranged in soil 32 feeding end of earth feeding storehouse, the decelerating motor A35 connecting with 34 one end of shaft are led in the setting of 32 discharge outlet of soil feeding storehouse Expects pipe 36;
Weighing mechanism 4 includes the weighing backing plate that middle part offers drain spout, and the cushion block positioned at weighing backing plate bottom surface is fixed at Weighing sensor on cushion block is located on the outside of drain spout, is equipped with lifting cylinder in weighing backing plate bottom surface;
Soil molding die 5 includes soil molding making mold 51, open-and-close mechanism 52 and ejecting mechanism 53, open-and-close mechanism 52 1 End is connect with soil molding making mold 51, and driving soil molding making mold 51 does open and close movement, the other end and ejecting mechanism 53 connections, drive 53 elevating movement of ejecting mechanism.
Soil molding making mold 51 includes die holder 511, and 511 two sides of die holder are provided with support plate 512, in support plate 512 Be provided with carrying roller 513,512 upper end of support plate is fixedly connected with mold 514, be provided with cover board 515 on mold 514, cover board 515 with Mold 514 is hinged, and one end of the cover board 515 of hinged place is provided with briquetting 516, and cover rim 517, cover rim 517 are provided on cover board 515 It is upper to be arranged fluted 518, it is vertically installed with mould bases 519 on die holder 511,519 one end of mould bases is fixedly connected with die holder 511, another End is threaded through in mold 514;
One opposite through-hole is respectively set in support plate 512 and mold 514, and through-hole connects one end of conveying pipeline 6, conveying pipeline 6 The drain spout opened up in the middle part of the other end and Weighing mechanism 4 is connected.
Open-and-close mechanism 52 includes the connecting rod 521 that 514 two sides of mold are arranged in, and 521 one end of connecting rod is connect with ejecting mechanism 53, The other end is arranged on 515 top of cover board, is arranged between the connecting rod 521 on 515 top of cover board and is provided with connection frame 522, connection frame It is provided with lifting lug 523 on 522, turning handle 524 is provided on lifting lug 523, turning handle 524 includes casing 5241 and is arranged in casing The interconnecting piece 5242 in 5241 outsides, interconnecting piece 5242 are vertically arranged with casing 5241, interconnecting piece 5242 and 5241 junction of casing It is provided with limit roller 525, one end of the interconnecting piece 5242 far from casing 5241 and lifting lug 523 are hinged, are provided with and turn in casing 524 Bar 526 is provided with pull rod on 524 lateral wall of casing, and pull rod is obliquely installed with casing 524, and pull rod end is provided with hook plate 527.
Ejecting mechanism 53 is arranged on die holder 511, and ejecting mechanism 53 includes supporting leg and top plate, is provided on top and mould bases 519 corresponding through-holes, connecting rod 521 are connect with supporting leg, and ejecting mechanism 53 slides up and down in mold 514 along mould bases 519.
Briquetting 516 and the setting at an acute angle of cover board 515.
Mould bases 519 is cylinder.
The cylinder A311 and cylinder B312 of setting conveying soil on material leakage pipe 31.
21 top of soil feeding bin is arranged in motor 29.
Technical characteristic of the present invention without description can realize that details are not described herein by or using the prior art, certainly, The above description is not a limitation of the present invention, and the present invention is also not limited to the example above, the ordinary skill of the art The variations, modifications, additions or substitutions that personnel are made within the essential scope of the present invention also should belong to protection model of the invention It encloses.

Claims (8)

1. a kind of soil molding machine of park maintenance soil remediation, which is characterized in that including support frame (1), soil is crushed Mechanism (2), soil conveying mechanism (3), Weighing mechanism (4) and soil molding die (5);
The soil breaker structure (2) includes the soil feeding bin (21) of top setting feeding port (211), is arranged in the soil Grinding mechanism in feeding bin (21), the grinding mechanism include drive shaft (22), the turntable A being arranged on drive shaft (22) (23), the turntable A(23) on be uniformly arranged several through-holes, cross turntable A(23 described) upright bar A(25 is arranged in bottom surface) and upright bar B(26), the upright bar A(25) and upright bar B(26) on respectively equidistantly be equipped with several mills (27), in the soil feeding bin (21) the grinding track (28) matched with the mill (27) is arranged in inner wall, on the drive shaft (22) top and is located at described Motor (29) output shaft above soil feeding bin (21) is coaxial;
The soil conveying mechanism (3) includes the material leakage pipe (31) that one end is connected with soil feeding bin (21) bottom, institute Other end connection soil feeding storehouse (32) of material leakage pipe (31) is stated, periphery is equipped in the soil feeding storehouse (32) and is connected with spiral The shaft (34) of blade (33), above the soil feeding storehouse (32), and coupled logical water transport port, at the water transport port It is communicated with water-supply-pipe, control valve is set on the water-supply-pipe, is arranged in soil feeding storehouse (32) the feeding end, with described turn The decelerating motor A(35 of axis (34) one end connection), in soil feeding storehouse (32) discharge outlet, passage (36) are set;
The Weighing mechanism (4) includes the weighing backing plate that middle part offers drain spout, the cushion block positioned at the weighing backing plate bottom surface, The weighing sensor being fixed on the cushion block is located on the outside of the drain spout, is equipped with and rises in the weighing backing plate bottom surface Sending down abnormally ascending cylinder;
The soil molding die (5) includes soil molding making mold (51), open-and-close mechanism (52) and ejecting mechanism (53), Described open-and-close mechanism (52) one end is connect with the soil molding making mold (51), drives the soil molding making mold (51) open and close movement is done, the other end is connect with the ejecting mechanism (53), drives the ejecting mechanism (53) elevating movement.
2. the soil molding machine of park maintenance soil remediation according to claim 1, which is characterized in that the soil Molding making mold (51) includes die holder (511), and die holder (511) two sides are provided with support plate (512), the support plate (512) it is provided on carrying roller (513), support plate (512) upper end is fixedly connected with mold (514), on the mold (514) Be provided with cover board (515), the cover board (515) and the mold (514) hingedly, one end of the cover board (515) of hinged place It is provided with briquetting (516), is provided with cover rim (517) on the cover board (515), is arranged on the cover rim (517) fluted (518), it is vertically installed with mould bases (519) on the die holder (511), described mould bases (519) one end and the die holder (511) are fixed Connection, the other end are threaded through in the mold (514);
An opposite through-hole is arranged in the support plate (512) and the mold (514), and the through-hole connects the one of conveying pipeline The drain spout opened up in the middle part of end, the other end of the conveying pipeline and the Weighing mechanism (4) is connected.
3. the soil molding machine of park maintenance soil remediation according to claim 1 or 2, which is characterized in that described Open-and-close mechanism (52) includes connecting rod (521) of the setting in the mold (514) two sides, described connecting rod (521) one end and the top Mechanism (53) connects out, and the company on the cover board (515) top is arranged on the cover board (515) top in other end setting It is provided between bar (521) connection frame (522), is provided with lifting lug (523) on the connection frame (522), on the lifting lug (523) It is provided with turning handle (524), the turning handle (524) includes the connection of casing (5241) and setting on the outside of described sleeve pipe (5241) Portion (5242), the interconnecting piece (5242) are vertically arranged with described sleeve pipe (5241), the interconnecting piece (5242) and described sleeve pipe (5241) junction is provided with limit roller (525), one end of the interconnecting piece (5242) far from described sleeve pipe (5241) and institute It states lifting lug (523) hingedly, is provided with bull stick (526) in described sleeve pipe (524), is provided with drawing on described sleeve pipe (524) lateral wall Bar, the pull rod are obliquely installed with described sleeve pipe (524), and the pull rod end is provided with hook plate (527).
4. the soil molding machine of park maintenance soil remediation according to claim 1-3, which is characterized in that The ejecting mechanism (53) is arranged on the die holder (511), and the ejecting mechanism (53) includes supporting leg and top plate, the top On be provided with through-hole corresponding with the mould bases (519), the connecting rod (521) connect with the supporting leg, the ejecting mechanism (53) it is slided up and down in the mold (514) along the mould bases (519).
5. the soil molding machine of park maintenance soil remediation according to claim 1-4, which is characterized in that The briquetting (516) and the cover board (515) setting at an acute angle.
6. the soil molding machine of park maintenance soil remediation according to claim 1-5, which is characterized in that The mould bases (519) is cylinder.
7. the soil molding machine of park maintenance soil remediation according to claim 1-6, which is characterized in that The cylinder A(311 of setting conveying soil on the material leakage pipe (31)) and cylinder B(312).
8. the soil molding machine of park maintenance soil remediation according to claim 1-7, which is characterized in that The motor (29) is arranged at the top of the soil feeding bin (21).
CN201811020831.XA 2018-09-03 2018-09-03 A kind of soil molding machine of park maintenance soil remediation Pending CN109174934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811020831.XA CN109174934A (en) 2018-09-03 2018-09-03 A kind of soil molding machine of park maintenance soil remediation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811020831.XA CN109174934A (en) 2018-09-03 2018-09-03 A kind of soil molding machine of park maintenance soil remediation

Publications (1)

Publication Number Publication Date
CN109174934A true CN109174934A (en) 2019-01-11

Family

ID=64912125

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811020831.XA Pending CN109174934A (en) 2018-09-03 2018-09-03 A kind of soil molding machine of park maintenance soil remediation

Country Status (1)

Country Link
CN (1) CN109174934A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302727A (en) * 2013-06-21 2013-09-18 靳光明 Manual small-sized brick making machine
CN203472177U (en) * 2013-09-25 2014-03-12 温州市五星铜材有限公司 Hydraulic metal baler
CN204036906U (en) * 2014-09-17 2014-12-24 宁波杭桥铜业有限公司 A kind of cuber
CN106270502A (en) * 2016-09-07 2017-01-04 烟台民望机电技术有限公司 A kind of metal powder metallurgy automatic charging, shaped device
CN206066662U (en) * 2016-09-09 2017-04-05 陕西理工学院 Mine tailing porous brick press-moulding die

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302727A (en) * 2013-06-21 2013-09-18 靳光明 Manual small-sized brick making machine
CN203472177U (en) * 2013-09-25 2014-03-12 温州市五星铜材有限公司 Hydraulic metal baler
CN204036906U (en) * 2014-09-17 2014-12-24 宁波杭桥铜业有限公司 A kind of cuber
CN106270502A (en) * 2016-09-07 2017-01-04 烟台民望机电技术有限公司 A kind of metal powder metallurgy automatic charging, shaped device
CN108160992A (en) * 2016-09-07 2018-06-15 梁怡芃 A kind of quantitative molding machine
CN206066662U (en) * 2016-09-09 2017-04-05 陕西理工学院 Mine tailing porous brick press-moulding die

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Application publication date: 20190111

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