CN110694769B - Novel sample preparation rubbing crusher - Google Patents
Novel sample preparation rubbing crusher Download PDFInfo
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- CN110694769B CN110694769B CN201910911594.4A CN201910911594A CN110694769B CN 110694769 B CN110694769 B CN 110694769B CN 201910911594 A CN201910911594 A CN 201910911594A CN 110694769 B CN110694769 B CN 110694769B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 238000000227 grinding Methods 0.000 claims abstract description 181
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000000843 powder Substances 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/16—Mills provided with vibrators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2866—Grinding or homogeneising
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a novel sample preparation pulverizer, which comprises: frame, grinding portion, discharge part and drive division, grinding portion utilizes vibration spring to fix in the frame, the inside grinding bowl that is equipped with of grinding portion, impact piece, impact ring and ejection of compact slide carriage, drive grinding bowl and impact piece and impact ring vibrations under the drive action of drive division, owing to be formed with out the powder gap between the alms bowl body of grinding the alms bowl and the alms bowl end, and the alms bowl end can carry out the rotation in a certain limit for the alms bowl body under the vibrations action, the alms bowl end of activity can effectively prevent the sample jam, make the row material unobstructed, thereby be convenient for discharge the sample powder that grinds in the alms bowl body to the ejection of compact slide carriage on, and discharge to the discharge portion along with the discharge hole that corresponds the ejection of compact slide carriage and set up, and then collect in the sample jar. The novel sample preparation pulverizer effectively overcomes the technical defect that the sample preparation pulverizer in the prior art cannot automatically collect materials and is inconvenient to clean, and has good market application prospects.
Description
Technical Field
The invention relates to the technical field of sample preparation crushing equipment, in particular to a novel sample preparation crusher.
Background
The sample preparation crushing equipment is a machine specially used for crushing metal or nonmetal substances with certain hardness, a traditional sample preparation crushing machine needs to manually pour samples into a material pot during working, then an upper cover is pressed tightly, equipment is started, vibration is generated by an eccentric block in a vibration box during rotation, the vibration is conducted onto the material pot, an impact block, an impact ring and the pot in the material pot continuously generate impact, and the samples are ground to analysis samples during continuous impact.
However, the traditional sample preparation grinder needs an operator to integrally take out the material bowl after grinding, samples are poured out, and then the bowl basin, the impact block, the impact ring and the upper cover are cleaned, so that the labor intensity of the operator is greatly increased, the working efficiency of the sample preparation grinder is low, the samples are easy to lose, and the environment is polluted.
Therefore, the problem to be solved by the technical skill in the art is to provide a novel sample preparation pulverizer which can automatically discharge and can purge the bowl body, the block, the ring and the like in the material bowl by using the air pump, so that the residual sample in the material bowl is cleaned in the sample discarding collecting box.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art to a certain extent, and provides a novel sample preparation pulverizer which can automatically discharge and can purge bowl bodies, blocks, rings and the like in a material bowl by using an air pump, so that residual samples in the material bowl are cleaned in a sample discarding collecting box.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a novel sample pulverizer, comprising:
the device comprises a rack, wherein a vibration spring is arranged on the rack, and one end of the vibration spring is fixedly connected with the rack;
the grinding part comprises a grinding bottom plate, a grinding body and a grinding cover plate, wherein the grinding cover plate is fixed at the upper end of the grinding body, and a feed inlet is formed in the grinding cover plate;
the grinding body comprises a receiving cylinder, a grinding base, a base positioning ring, an impact block, an impact ring and a discharging slide carriage, wherein the grinding cylinder is positioned at the upper part in the receiving cylinder, the upper end and the lower end of the grinding cylinder correspondingly extend an upper convex ring and a lower convex ring outwards along the radial direction of the grinding cylinder, and the upper convex ring is connected with the grinding cover plate through bolts; the base positioning ring is positioned below the lower convex ring and is fixed through bolts, and a communicating powder outlet gap is formed between the base positioning ring and the lower convex ring and between the base positioning ring and the receiving cylinder; the grinding base is positioned above the base positioning ring, a positioning block is fixed on the peripheral side wall of the grinding base and forms a powder gap with the inner wall of the bottom of the grinding cylinder, and the positioning block is positioned in the gap between the base positioning ring and the lower convex ring and rotates between bolts for connecting the base positioning ring and the lower convex ring;
the impact ring and the impact block are arranged inside and outside and are movably positioned on the grinding base; the peripheral side of the discharging slide carriage is fixed on the inner wall of the lower part of the receiving cylinder and is obliquely arranged below the base positioning ring; the material receiving cylinder is provided with a material discharging hole, and the material discharging hole is correspondingly arranged at the bottom of the inclined surface of the material discharging slide carriage; the grinding bottom plate is fixed with the bottom end of the receiving cylinder;
and the driving end of the driving part is fixed with the bottom end of the grinding bottom plate.
Compared with the prior art, the novel sample preparation grinder is disclosed by the invention, the grinding part of the grinder is connected to the frame through the vibration spring, and the grinding part is driven to vibrate under the driving action of the driving part, so that materials between the grinding cylinder and the grinding base are ground under the continuous vibration and impact actions of the impact block, the impact ring and the grinding cylinder, the gasket and the base positioning ring are connected through the bolts, the grinding base is clamped between the grinding cylinder and the gasket and can rotate within a certain range, and a certain gap is formed at the joint of the grinding cylinder and the grinding base, so that samples ground into certain granularity can be timely discharged from the gap between the grinding cylinder and the grinding base, and the grinding base can rotate within a certain range in a space formed between the grinding cylinder and the gasket, so that the blocking condition of sample powder at the gap is avoided, the sample powder is discharged smoothly, and the top end face of the slide carriage is an inclined face, so that the samples discharged onto the slide carriage can automatically enter the discharge pipe from the discharge hole, and the automatic discharge pipe is realized. The novel sample preparation pulverizer disclosed by the invention is reasonable in design, simple in structure, convenient to operate, complete in function, high in sample preparation pulverizing efficiency, capable of effectively realizing an automatic discharging function and good in market application prospect.
Further, the device also comprises a gasket for adjusting the gap between the base positioning ring and the lower convex ring, and the bolts sequentially penetrate through the base positioning ring, the gasket and the lower convex ring to be fixed.
Further, a plurality of gaskets are arranged, and the gaskets are uniformly arranged on the same circumferential surface.
The technical scheme has the beneficial effects that uniformity of sample powder granularity after grinding can be effectively guaranteed, and meanwhile, the height of the gasket can be adjusted according to the requirement of grinding granularity, so that the size of a powder gap between the grinding cylinder and the grinding base can be adjusted.
Further, the frame includes supporting leg, frame and backup pad, the frame has two, two the frame is located respectively supporting leg and top and bottom, and with supporting leg fixed connection, the backup pad is fixed locating on the frame at supporting leg top, just the through-hole has been seted up in the backup pad, drive portion passes the through-hole with grind bottom plate fixed connection, vibration spring's one end vertical fixation is in on the top surface of backup pad, the other end with grind bottom plate vertical and fixed connection.
The beneficial effect that adopts above-mentioned technical scheme to produce is for this system appearance rubbing crusher's overall structure is more stable, and can effectively guarantee that this system appearance rubbing crusher's grinding part realizes vibrations grinding under the drive of drive portion.
Further, a plurality of vibration springs are arranged, and the vibration springs are uniformly arranged on the supporting plate.
The technical scheme has the beneficial effects that the impact force of the vibration grinding of the driving part driving grinding part can be improved, and the stability of equipment can be effectively ensured.
Further, a grinding cavity is formed between the impact block and the impact ring and between the impact ring and the grinding cylinder, a material collecting cavity is formed between the discharging slide carriage and the grinding base, and a powder gap is formed between the bottom of the grinding cylinder and the grinding base.
The technical scheme has the beneficial effects that the ground sample in the grinding cavity can be discharged to the material collecting cavity along with the gap of the powder, so that the ground sample powder can be conveniently collected.
Further, the plurality of positioning blocks are uniformly arranged along the circumferential side wall of the grinding base; preferably, three positioning blocks are arranged uniformly along the circumferential side wall of the grinding base.
Adopt the beneficial effect that above-mentioned technical scheme produced to be, can establish grinding base effective card between grinding vessel and gasket, base holding ring, avoided vibrations to grind the in-process and grind the condition emergence that the base was thrown away, simultaneously, still make grinding the base and can freely rotate in vibrations grinding the in-process to will go out the sample powder in the powder gap and discharge.
Further, the driving part comprises a motor, a coupler, an eccentric shaft and a motor connecting sleeve, wherein the output end of the motor is connected with one end of the eccentric shaft through the coupler, the other end of the eccentric shaft is connected with the grinding bottom plate, the motor connecting sleeve is sleeved outside the coupler and the eccentric shaft, one end of the motor connecting sleeve is fixedly connected with the motor, and the other end of the motor connecting sleeve is fixedly connected with the grinding bottom plate.
The technical scheme has the beneficial effects that the grinding cylinder, the impact ring, the impact block and the grinding material can be effectively ensured to be impacted and ground continuously under the action of the motor, so that sample powder with proper granularity is formed.
Further, the grinding cover plate comprises a hopper and an air inlet head, wherein the hopper is arranged at the top of the grinding cover plate, the bottom of the hopper is connected with the feeding hole, and the air inlet head is arranged on the side wall of the hopper and is fixedly connected with the hopper.
Adopt the beneficial effect that above-mentioned technical scheme produced, be convenient for operating personnel put in the grinding vessel through the hopper with waiting to grind the material and grind, air inlet head accessible connecting pipe and air pump are connected simultaneously, guarantee to grind after ending, clean grinding vessel inner wall, impact ring, impact block, grinding base etc. through starting the air pump, make the residual sample be collected in unison, and need not take out each part again and wash, not only reduced operating personnel's intensity of labour, improved this system appearance rubbing crusher's work efficiency, still effectively avoided the pollution to the environment.
Further, still include receipts material portion, receive material portion including collecting the landing leg, abandoning a kind collection box and sample jar, collect the landing leg with be located the frame fixed connection of supporting leg bottom, abandon a kind collection box and locate collect the landing leg top, and with collect the landing leg and dismantle the connection, the sample jar is located abandon a kind collection box top, and with abandon a kind collection box and dismantle the connection, just the sample jar with the exit end of discharging pipe that the discharge gate is connected corresponds to be arranged.
The beneficial effects that adopt above-mentioned technical scheme to produce are, utilize the sample jar can carry out automatic collection to the sample after grinding, abandon the sample collection box and can cooperate the air pump to carry out unified collection to grinding section of thick bamboo, impact ring, impact piece, the residual sample in the grinding base.
Further, the top end face of the sample discarding collecting box is provided with a plurality of sample discarding collecting holes, and the plurality of sample discarding collecting holes are uniformly distributed.
The beneficial effect that adopts above-mentioned technical scheme to produce is, the residual sample in the grinding vessel of being convenient for gets into smoothly in abandoning the appearance collection box under the effect of air pump.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a novel sample crusher according to the present invention;
FIG. 2 is a schematic plan view of a novel sample crusher according to the present invention;
FIG. 3 is a perspective exploded view of the grinding section of the novel sample crusher provided by the invention;
FIG. 4 is a plan exploded view of the grinding section of the novel sample pulverizer of the present invention;
FIG. 5 is a cross-sectional view of a grinding section of the novel sample pulverizer provided by the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
fig. 7 is a schematic structural view of a grinding base in the novel sample grinder provided by the invention.
Wherein: 1-rack, 11-supporting leg, 12-frame, 13-backup pad, 131-through hole, 2-vibration spring, 3-grinding part, 31-grinding bottom plate, 32-grinding body, 321-receiving cylinder, 3211-discharge hole, 322-grinding cylinder, 3221-powder gap, 323-grinding base, 3231-positioning block, 324-gasket, 325-base positioning ring, 326-impact block, 327-impact ring, 328-discharge slide carriage, 4-discharge part, 5-driving part, 51-motor, 52-motor connecting sleeve, 6-hopper, 7-air inlet head, 8-receiving part, 81-collecting leg, 82-discarding collecting box, 821-discarding collecting hole, 83-sample pot.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The invention discloses a novel sample preparation pulverizer, which comprises:
the device comprises a frame 1, wherein a vibration spring 2 is arranged on the frame 1, and one end of the vibration spring 2 is fixedly connected with the frame 1;
the grinding part 3, the grinding part 3 comprises a grinding bottom plate 31, a grinding body 32 and a grinding cover plate 33, the grinding cover plate 33 is fixed at the upper end of the grinding body 32, and a feed inlet 331 is formed in the grinding cover plate;
the grinding body 32 comprises a receiving cylinder 321, a grinding cylinder 322, a grinding base 323, a base positioning ring 325, an impact block 326, an impact ring 327 and a discharging slide carriage 328, wherein the grinding cylinder 322 is positioned at the upper part in the receiving cylinder 321, the upper end and the lower end of the grinding cylinder 322 correspondingly extend an upper convex ring and a lower convex ring along the radial outward direction of the grinding cylinder, and the upper convex ring is connected with the grinding cover plate 33 through bolts; the base positioning ring 325 is positioned below the lower convex ring and is fixed by bolts, and a powder outlet gap is communicated between the base positioning ring 325 and the lower convex ring and between the base positioning ring 325 and the receiving cylinder 321; the grinding base 323 is located above the base locating ring 325, a locating block 3231 is fixed on the peripheral side wall of the grinding base 323 and forms a powder gap 3221 with the inner wall of the bottom of the grinding cylinder 322, and the locating block 3231 is located in the gap between the base locating ring 325 and the lower convex ring and rotates between bolts connecting the base locating ring 325 and the lower convex ring;
the impact ring 327 and the impact block 326 are arranged inside and outside and are movably positioned on the grinding base 323; the peripheral side of the discharging slide carriage 328 is fixed on the inner wall of the lower part of the receiving cylinder 321 and is obliquely arranged below the base positioning ring 325; a discharge hole 3211 is formed in the receiving cylinder 321, and the discharge hole 3211 is correspondingly arranged at the bottom of the inclined surface of the discharge slide carriage 328; the grinding bottom plate 31 is fixed with the bottom end of the receiving cylinder 321;
and the driving part 5, and the driving end of the driving part 5 is fixed with the bottom end of the grinding bottom plate 31.
As shown in fig. 3 and 4, according to an alternative embodiment of the present invention, the polishing apparatus further includes a spacer 324 for adjusting a gap between the base positioning ring 325 and the lower convex ring, and bolts sequentially pass through the base positioning ring 325, the spacer 324 and the lower convex ring to fix, so that the height of the spacer can be adjusted according to the polishing particle size, and thus the size of a gap for discharging powder between the polishing cylinder and the polishing base can be adjusted.
As shown in fig. 3 and 4, according to an alternative embodiment of the present invention, a plurality of spacers 324 are provided, and the plurality of spacers 324 are uniformly arranged on the same circumferential surface, so that uniformity of particle size of the sample powder after grinding can be effectively ensured.
As shown in fig. 1 and 2, according to an alternative embodiment of the present invention, a frame 1 includes two support legs 11, a frame 12 and a support plate 13, the two frames 12 are respectively provided at the top and bottom of the support legs 11 and fixedly connected with the support legs 11, the support plate 13 is fixed on the frame 12 provided at the top of the support legs 11, and a through hole 131 is provided in the support plate 13, a driving part 5 is fixedly connected with a grinding bottom plate 31 through the through hole 131, one end of a vibration spring 2 is vertically fixed on the top end surface of the support plate 13, and the other end is vertically and fixedly connected with the grinding bottom plate 31; therefore, the whole structure of the sample preparation grinder is more stable, and the grinding part of the sample preparation grinder can be effectively ensured to realize vibration grinding under the driving action of the driving part.
As shown in fig. 1, according to an alternative embodiment of the present invention, there are six vibration springs 2, and six vibration springs 2 are uniformly arranged on the support plate 13, so that not only the impact force of the driving part driving the grinding part to vibrate and grind can be improved, but also the stability of the apparatus can be effectively ensured.
As shown in fig. 5 and 6, according to an alternative embodiment of the present invention, grinding chambers are formed between the impact block 326 and the impact ring 327 and between the impact ring 327 and the grinding cylinder 322, a material collecting chamber is formed between the discharge slide 328 and the grinding base 323, and a powder gap 3221 is formed between the bottom of the grinding cylinder 322 and the grinding base 323; therefore, the ground sample in the grinding cavity can be discharged to the material collecting cavity along with the powder gap, and the ground sample powder can be conveniently collected.
As shown in fig. 7, according to an alternative embodiment of the present invention, three positioning blocks 3231 are provided, and three positioning blocks 3231 are uniformly arranged along the circumferential side wall of the grinding base 323, so that the grinding base can be effectively clamped between the grinding cylinder and the spacer and between the grinding cylinder and the base positioning ring, the situation that the grinding base is thrown out in the vibration grinding process is avoided, and meanwhile, the grinding base can freely rotate in the vibration grinding process, so that the sample powder in the powder discharge gap is discharged.
As shown in fig. 1 and 2, according to an alternative embodiment of the present invention, the driving part 5 includes a motor 51, a coupling, an eccentric shaft, and a motor connecting sleeve 52, an output end of the motor 51 is connected with one end of the eccentric shaft through the coupling, the other end of the eccentric shaft is connected with the grinding base plate 31, the motor connecting sleeve 52 is sleeved outside the coupling and the eccentric shaft, and one end of the motor connecting sleeve 52 is fixedly connected with the motor, and the other end is fixedly connected with the grinding base plate 31; therefore, the grinding cylinder, the impact ring, the impact block and the grinding material can be effectively ensured to be impacted and ground continuously under the action of the motor, and further sample powder with proper granularity is formed.
As shown in fig. 2-5, according to an alternative embodiment of the present invention, the grinding cover plate comprises a hopper 6 and an air inlet head 7, wherein the hopper 6 is arranged at the top of the grinding cover plate 33, the bottom of the hopper 6 is connected with the feed inlet 331, and the air inlet head 7 is arranged on the side wall of the hopper 6 and is fixedly connected with the hopper 6; thereby be convenient for operating personnel put in the grinding vessel through the hopper with waiting to grind the material and grind, air inlet head accessible connecting pipe and air pump are connected simultaneously, guarantee to grind after ending, clean grinding vessel inner wall, impact ring, impact block, grinding base etc. through starting the air pump, make the residual sample be collected in unison, and need not take out each part again and wash, not only reduced operating personnel's intensity of labour, improved this system appearance rubbing crusher's work efficiency, still effectively avoided the pollution to the environment.
As shown in fig. 1 and 2, according to an alternative embodiment of the present invention, the device further comprises a receiving portion 8, the receiving portion 8 comprises a collection leg 81, a sample discarding collecting box 82 and a sample tank 83, the collection leg 81 is fixedly connected with the frame 12 located at the bottom of the support leg 11, the sample discarding collecting box 82 is arranged at the top of the collection leg 81 and is detachably connected with the collection leg 81, the sample tank 83 is arranged at the top of the sample discarding collecting box 82 and is detachably connected with the sample discarding collecting box 82, and the sample tank 83 is correspondingly arranged at the outlet end of the discharge pipe connected with the discharge hole 3211; utilize the sample jar to carry out automatic collection to the sample after grinding, abandon the sample collection box and can cooperate the air pump to carry out unified collection to grinding section of thick bamboo, impact ring, impact piece, the residual sample in the grinding base.
As shown in fig. 1, according to an alternative embodiment of the present invention, a plurality of sample-discarding collecting holes 821 are formed on the top end surface of the sample-discarding collecting box 82, and the plurality of sample-discarding collecting holes 821 are uniformly arranged, so that the residual sample in the grinding drum can smoothly enter the sample-discarding collecting box under the action of the air pump.
According to the sample preparation grinder, the grinding part is connected to the frame through the vibration spring, the grinding part is driven to vibrate under the driving action of the driving part, so that materials between the grinding cylinder and the grinding base are ground under the continuous vibration and impact actions of the impact block, the impact ring and the grinding cylinder, the gasket and the base positioning ring are connected through the bolts, the grinding base is clamped between the grinding cylinder and the gasket and can rotate within a certain range, a certain gap is formed at the connecting part of the grinding cylinder and the grinding base, a sample ground into a certain granularity can be timely discharged from the gap between the grinding cylinder and the grinding base, and the grinding base can rotate within a certain range in a space formed between the grinding cylinder and the gasket, so that the situation that sample powder is blocked at the gap is avoided, the sample powder is smoothly discharged, and the top end face of the discharge slide is an inclined face, so that the sample discharged onto the slide is ensured to enter the discharge pipe from the discharge hole, and automatic discharge is realized. Moreover, utilize the air inlet head and the air pump that locate on the hopper to be connected, still can clean impact block, impact ring and the grinding base of grinding section of thick bamboo inside, make the residual sample enter into abandon the appearance and collect the box in, realized the effective cleanness to this system appearance rubbing crusher. The novel sample preparation pulverizer disclosed by the invention is reasonable in design, simple in structure, convenient to operate, complete in function, high in sample preparation pulverizing efficiency, capable of effectively realizing an automatic discharging function and good in market application prospect.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (10)
1. A novel sample crusher, characterized by comprising:
the device comprises a frame (1), wherein a vibration spring (2) is arranged on the frame (1), and one end of the vibration spring (2) is fixedly connected with the frame (1);
the grinding part (3), the grinding part (3) comprises a grinding bottom plate (31), a grinding body (32) and a grinding cover plate (33), the grinding cover plate (33) is fixed at the upper end of the grinding body (32), and a feed inlet (331) is formed in the grinding cover plate;
the grinding body (32) comprises a receiving cylinder (321), a grinding cylinder (322), a grinding base (323), a base positioning ring (325), an impact block (326), an impact ring (327) and a discharging slide carriage (328), wherein the grinding cylinder (322) is positioned at the upper part in the receiving cylinder (321) and the upper end and the lower end of the grinding cylinder correspondingly extend an upper convex ring and a lower convex ring outwards along the radial direction of the grinding cylinder, and the upper convex ring is connected with the grinding cover plate (33) through bolts; the base positioning ring (325) is positioned below the lower convex ring and is fixed by bolts, and a powder outlet gap is communicated between the base positioning ring (325) and the lower convex ring and between the base positioning ring and the material receiving cylinder (321); the grinding base (323) is positioned above the base positioning ring (325), a positioning block (3231) is fixed on the peripheral side wall of the grinding base and forms a powder gap (3221) with the inner wall of the bottom of the grinding cylinder (322), and the positioning block (3231) is positioned in the gap between the base positioning ring (325) and the lower convex ring and rotates between bolts connecting the base positioning ring and the lower convex ring;
the impact ring (327) and the impact block (326) are arranged inside and outside and are movably positioned on the grinding base (323); the peripheral side of the discharging slide carriage (328) is fixed on the inner wall of the lower part of the receiving cylinder (321) and is obliquely arranged below the base positioning ring (325); a discharge hole (3211) is formed in the receiving cylinder (321), and the discharge hole (3211) is correspondingly arranged at the bottom of the inclined surface of the discharge slide carriage (328); the grinding bottom plate (31) is fixed with the bottom end of the receiving cylinder (321);
the driving part (5), the drive end of drive part (5) with grind bottom plate (31) bottom mounting.
2. The novel sample crusher of claim 1, further comprising a spacer (324) for adjusting a gap between the base positioning ring (325) and the lower collar, wherein bolts sequentially pass through the base positioning ring (325), the spacer (324) and the lower collar to be fixed.
3. The novel sample preparation pulverizer as claimed in claim 1, wherein the frame (1) comprises supporting legs (11), a frame (12) and a supporting plate (13), the two frames (12) are respectively arranged on the supporting legs (11) and the top and the bottom, and are fixedly connected with the supporting legs (11), the supporting plate (13) is fixedly arranged on the frame (12) arranged on the top of the supporting legs (11), a through hole (131) is formed in the supporting plate (13), the driving part (5) penetrates through the through hole (131) and is fixedly connected with the grinding bottom plate (31), one end of the vibration spring (2) is vertically fixed on the top end surface of the supporting plate (13), and the other end of the vibration spring is vertically and fixedly connected with the grinding bottom plate (31).
4. A novel sample pulverizer as claimed in claim 3, wherein a plurality of said vibration springs (2) are provided, and a plurality of said vibration springs (2) are uniformly arranged on said support plate (13).
5. The novel sample crusher according to claim 1, wherein grinding cavities are formed between the impact block (326) and the impact ring (327) and between the impact ring (327) and the grinding cylinder (322), a material collecting cavity is formed between the discharging slide plate (328) and the grinding base (323), and a powder outlet gap (3221) is formed between the bottom of the grinding cylinder (322) and the grinding base (323).
6. The novel sample crusher according to claim 1, wherein a plurality of positioning blocks (3231) are provided, and a plurality of the positioning blocks (3231) are uniformly arranged along the circumferential side wall of the grinding base (323).
7. The novel sample preparation pulverizer as claimed in claim 1, wherein the driving part (5) comprises a motor (51), a coupler, an eccentric shaft and a motor connecting sleeve (52), the output end of the motor (51) is connected with one end of the eccentric shaft through the coupler, the other end of the eccentric shaft is connected with the grinding base plate (31), the motor connecting sleeve (52) is sleeved outside the coupler and the eccentric shaft, one end of the motor connecting sleeve (52) is fixedly connected with the motor, and the other end of the motor connecting sleeve is fixedly connected with the grinding base plate (31).
8. The novel sample crusher according to any one of claims 1-7, further comprising a hopper (6) and an air inlet head (7), wherein the hopper (6) is arranged at the top of the grinding cover plate (33), the bottom of the hopper (6) is connected with the feed inlet (331), and the air inlet head (7) is arranged on the side wall of the hopper (6) and is fixedly connected with the hopper (6).
9. A novel sample crusher according to claim 3, further comprising a receiving part (8), wherein the receiving part (8) comprises a collecting leg (81), a sample discarding collecting box (82) and a sample tank (83), the collecting leg (81) is fixedly connected with the frame (12) positioned at the bottom of the supporting leg (11), the sample discarding collecting box (82) is arranged at the top of the collecting leg (81) and is detachably connected with the collecting leg (81), the sample tank (83) is arranged at the top of the sample discarding collecting box (82) and is detachably connected with the sample discarding collecting box (82), and the sample tank (83) is correspondingly arranged at the outlet end of a discharging pipe connected with the discharging hole (3211).
10. The novel sample preparation pulverizer of claim 9, wherein a plurality of sample discarding collecting holes (821) are formed in the top end surface of the sample discarding collecting box (82), and the plurality of sample discarding collecting holes (821) are uniformly arranged.
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| CN201910911594.4A CN110694769B (en) | 2019-09-25 | 2019-09-25 | Novel sample preparation rubbing crusher |
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| CN112791823B (en) * | 2020-12-17 | 2022-03-04 | 山东山铝环境新材料有限公司 | Novel grinding device for dry-process cement production |
| CN114345504A (en) * | 2021-12-28 | 2022-04-15 | 上海美诺福科技有限公司 | Grinder and grinding and tabletting all-in-one machine |
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