CN109759938B

CN109759938B - columnar rock sample polishing device

Info

Publication number: CN109759938B
Application number: CN201910119348.5A
Authority: CN
Inventors: 王运海; 陈贞龙; 李佳欣; 李岳栋; 谷红陶; 袁航
Original assignee: China Petrochemical Corp
Current assignee: China Petrochemical Corp
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2020-01-31
Anticipated expiration: 2039-02-15
Also published as: CN109759938A

Abstract

The invention discloses an columnar sample polishing device for fragile rocks, which comprises a positioning step plate, an internal fixing device, an external clamping component, a liftable polishing device, a support and a control panel, wherein the support comprises a bottom support, a middle support arranged on the bottom support and an upper support arranged on the middle support, the middle of the middle support is fixedly provided with the positioning step plate for preliminarily positioning the columnar samples, the middle part of the positioning step plate is in threaded connection with the internal fixing device for fixing the columnar samples from the inside, the external clamping component is arranged on the middle support, the liftable polishing device is arranged on the support and is used for polishing the upper surfaces of the columnar samples, and the control panel controls a plurality of electric devices.

Description

columnar rock sample polishing device

Technical Field

The invention relates to a rock experiment processing device, in particular to a polishing device for columnar samples of fragile rocks.

Background

The grinding and polishing machine is applied to many industries, and is often used for preparing metal samples, polymer samples, ceramic samples or similar samples for -step experiments, indoor rock experiments are which is a commonly used means for researching the physical and mechanical properties of rocks at present, the processing and preparation of rock samples are the basis for carrying out various rock experiments, the rock samples are extremely easy to damage under the combined action of adverse factors such as water, clamping force and the like in the polishing process of the rock samples, particularly fragile rock samples, the generation reason is that the actual clamping position is very small, the stress of the samples is too concentrated, and under the condition of , the common diameter sizes of the rock column samples for the indoor rock experiments are 25.4mm (1 inch), 38.1mm (1.5 inches), 45mm and the like, so that the polishing device can be improved according to the common sizes to solve the problems.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme that the columnar fragile rock sample polishing device comprises a positioning step plate, an internal fixing device, an external clamping assembly, a lifting polishing device, a bracket and a control panel, and is characterized in that,

the bracket comprises a bottom bracket, a middle bracket arranged on the bottom bracket and an upper bracket arranged on the middle bracket;

a positioning step plate is fixed in the middle of the middle support and used for preliminarily positioning the columnar sample;

the middle part of the positioning stepped plate is in threaded connection with an internal fixing device for fixing a columnar sample from the inside;

the external clamping assembly is arranged on the middle bracket;

the lifting polishing device is arranged on the bracket and is used for polishing the upper surface of the columnar sample;

the control panel controls a plurality of electrical devices.

step, as preferred, the top bilateral symmetry of bottom support is provided with the card shoulder, the middle part support is placed and is shouldered at the card and carry out detachable fixed through the bolt, the upper portion support bilateral symmetry is fixed on the middle part support, the middle part of middle part support sinks to form the recess, and it has the through-hole to open in the recess for fixed mounting fixes a position the ladder board, the below of fixing a position the ladder board still is provided with the dust collecting tank.

step, as preferred, location ladder board is including location ladder board body, the inside of location ladder board body is the notch cuttype cavity, and the internal diameter of this notch cuttype cavity reduces from the top down in proper order, the internal surface of location ladder board body covers there is elastic rubber, threaded hole is opened at the middle part of location ladder board body for threaded connection internal fixation device.

, preferably, the internal fixing device comprises an inflation cavity tube, the outer surface of the inflation cavity tube is provided with threads and is in threaded connection with threaded holes, the inflation cavity tube is a multi-layer tubular cavity, the inflation cavity tube is a inflation cavity, a second inflation cavity and a third inflation cavity from inside to outside in sequence, a plurality of air bags are sleeved on the outer circumference of the inflation cavity tube, specifically, the inflation cavity is connected with the air bag, the second inflation cavity is connected with the second air bag, the third inflation cavity is connected with the third air bag, an inflation tube is fixedly connected with the air inlet of the inflation cavity tube and is connected with an inflation pump, three air tubes are arranged in the inflation tube and are respectively connected with the air inlets of the inflation cavity, the second inflation cavity and the third inflation cavity, and three branch pumps are arranged in the inflation pump and are respectively connected with the three air tubes.

, preferably, the air bags, the second air bags and the third air bags are all three and are arranged on the outer circumference of the inflation cavity tube at intervals, and the air bags, the second air bags and the third air bags are evenly distributed with bulges on the surface.

step further, as preferred, outside clamping component sets up the movable V type clamping jaw on the support of middle part for bilateral symmetry, movable V type clamping jaw includes motor , mounting panel 1 and lead screw 2 fixed connection are passed to motor 0's output shaft, mounting panel is fixed on motor , mounting panel longitudinal symmetry fixed mounting has guide bar , guide bar 's another end is fixed on mounting panel two, mounting panel two still rotates with lead screw to be connected, mounting panel two is fixed on location step board body or strides location step board body and fix on the support of middle part, lead screw and baffle sliding connection, baffle and V type clamping jaw fixed connection.

, preferably, the V-shaped clamping jaw comprises clamping plates which are symmetrically arranged left and right, the inner surfaces of the clamping plates are provided with pressure sensors, the outer surfaces of the pressure sensors are covered with buffer bodies, the buffer bodies are or more of polyurethane materials and rubber, and nuts are arranged between the clamping plates and are in threaded connection with the lead screw .

, as preferred, liftable burnishing device includes elevating gear and burnishing device, elevating gear is including setting up the motor two on the support of bottom, motor two carries out the transmission through the action wheel, the belt that set up at its output and the follow driving wheel that sets up on the dwang, the dwang rotates the both ends that set up at the support of bottom, be fixed with two helical gears two on the dwang, every helical gear two meshes with helical gear mutually, helical gear fixes the tip at lead screw two, the other end of lead screw two rotates and sets up on the support of upper portion, just lead screw two passes middle part support and is connected with middle part support rotation, lead screw two still with lifter plate threaded connection, lifter plate bilateral symmetry sliding connection has guide bar two, the both ends of guide bar two are fixed respectively on upper portion support and middle part support, burnishing device is including the polishing motor, the polishing motor is fixed on the lifter plate, the output of polishing motor passes the lifter plate and rotates through the bearing with the lifter plate and is connected, the output detachable of polishing motor installs the polishing dish.

, preferably, the upper end of the upper bracket is provided with a dust collector at its left and right ends, the dust collector comprises a dust collection air pipe, the dust collection air pipe is a spiral elastic air pipe, and the end of the dust collection air pipe is provided with a dust collection air nozzle.

, the control panel is preferably electrically connected to the motor , the motor two, the polishing motor, the inflator, the pressure sensor, and the vacuum cleaner.

Compared with the prior art, the invention provides columnar rock sample polishing devices, which have the following beneficial effects:

(1) the positioning stepped plate can be used for quickly positioning the columnar sample and has -fixed fixing and rotation preventing functions.

(2) The internal fixing device provided by the invention can be used for fixing the columnar sample from the inside, the contact area is large, the fixing effect is good, and in addition, the external clamping assembly is matched for use, so that the possibility of crushing the columnar sample is reduced while the columnar sample is fixed.

(3) Change traditional water washing, utilize the dust catcher to adsorb the garrulous end that produces in the polishing process, solved the harm of water to the rock.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a V-shaped jaw of the present invention;

FIG. 3 is a schematic view of an inflation lumen of the present invention;

FIG. 4 is a schematic view of a positioning step plate of the present invention;

the step plate comprises a step plate body, a positioning step plate body, an elastic rubber, a threaded hole, a positioning step plate body, an air inflation cavity pipe, a 21 st air inflation cavity, a 22 st second air inflation cavity, a 23 st third air inflation cavity, a 24 st st air bag, a 25 st second air bag, a 26 st third air bag, a 27 st air inflation pipe, a 28 st air inflation pump, a 3 st external clamping component, a 31 st motor th 32 st mounting plate st 33 st guide bar st 34 st screw rod st 35 st guide plate, a 36 st splint, a 37 st nut, a 38 st buffer body 39 st mounting plate st 4 th lifting polishing device st 41 st polishing motor st 42 st lifting plate st 43 st screw rod st 44 st guide bar st 45 st motor st 46 th rotating rod st 47 st belt, a 48 th helical gear th 49 th helical gear st 5 th helical gear st bracket 51 st bottom bracket 52 st middle bracket st 53 st upper bracket 54 th upper part 56 st dust suction nozzle 6 st dust suction nozzle 62 st dust suction control panel st dust suction nozzle 61 st dust suction control panel 7 st dust suction nozzle 8 st dust suction nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.

Referring to fig. 1-4, the invention provides technical solutions, namely a fragile rock columnar sample polishing device, which comprises a positioning step plate 1, an internal fixing device, an external clamping component 3, a lifting polishing device 4, a bracket 5 and a control panel 8, and is characterized in that,

the bracket 5 comprises a bottom bracket 51, a middle bracket 52 arranged on the bottom bracket 51 and an upper bracket 53 arranged on the middle bracket 52;

a positioning step plate 1 is fixed in the middle of the middle support 52 and used for preliminarily positioning the columnar sample 7;

the middle part of the positioning stepped plate 1 is in threaded connection with an internal fixing device for fixing a columnar sample 7 from the inside;

the outer clamping assembly 3 is arranged on the middle bracket 52;

the lifting polishing device 4 is arranged on the bracket 5 and is used for polishing the upper surface of the columnar sample 7;

the control panel 8 controls a plurality of electric devices.

In this embodiment, the top bilateral symmetry of bottom support 51 is provided with card shoulder 55, middle part support 52 is placed and is carried out detachable fixed on card shoulder 55 and through bolt 54, upper portion support 53 bilateral symmetry fixes on middle part support 52, the middle part of middle part support 52 sinks to form the recess, and it has the through-hole to open in the recess for fixed mounting fixes a position step board 1, the below of fixing a position step board 1 still is provided with dust collecting tank 56.

As shown in fig. 4, location step board 1 includes location step board body 11, the inside of location step board body 11 is the notch cuttype cavity, and the internal diameter of this notch cuttype cavity reduces from the top down in proper order, and specific diameter is 45mm, 38.1mm and 25.4mm respectively, certainly, when handling the column sample 7 of other diameters, can change location step board 1, and the diameter of common column sample 7 still includes 60mm, 70mm and 100 millimeters, the internal surface of location step board body 11 covers there is elastic rubber 12, and the influence of the tolerance of column sample 7 to location step board body 11 can be eliminated in the aspect of elastic rubber 12 , has increased frictional force between location step board body 11 and the column sample 7 in addition again, open the middle part of location step board body 11 has screw hole 13 for the internal fixing device of threaded connection.

In this embodiment, the internal fixing device includes an inflation cavity tube 2, the outer surface of the inflation cavity tube 2 is provided with threads and is in threaded connection with a threaded hole 13, the inflation cavity tube 2 is a multi-layer tubular cavity, the inflation cavity tube 2 sequentially includes an -th inflation cavity 21, a second inflation cavity 22 and a third inflation cavity 23 from inside to outside, the outer circumference of the inflation cavity tube 2 is sleeved with a plurality of airbags, specifically, the -th inflation cavity 21 is connected with the -th airbag 24, the second inflation cavity 22 is connected with the second airbag 25, the third inflation cavity 23 is connected with the third airbag 26, the air inlet end of the inflation cavity tube 2 is fixedly connected with an inflation tube 27, the inflation tube 27 is connected with an inflation pump 28, three air tubes are arranged in the inflation tube 27 and are respectively connected with the air inlets of the -th inflation cavity 21, the second inflation cavity 22 and the third inflation cavity 23, and three branch pumps are arranged in the inflation pump 28 and are respectively connected with the three air tubes.

As shown in fig. 3, the rd airbags 24, the second airbags 25 and the third airbags 26 are all three and are arranged at intervals on the outer circumference of the inflation lumen 2, the th airbags 24, the second airbags 25 and the third airbags 26 are uniformly distributed with protrusions on the surfaces, the contact areas of the airbags and the columnar samples are increased by the arranged protrusions, the diameters of the th airbags 24, the second airbags 25 and the third airbags 26 filled with gas respectively correspond to the inner diameters of different columnar samples 7, specifically 10mm, 15mm and 20mm respectively, the airbags cannot be replaced by integrally replacing the inflation lumen 2, and the airbags with the same diameter are arranged in a mode of in the upper, middle and lower parts, so that the uniformity of the internal stress of the columnar samples 7 is ensured.

In this embodiment, the external clamping assembly 3 is a movable V-shaped clamping jaw symmetrically disposed on the middle bracket 52, the movable V-shaped clamping jaw includes a motor 31, an output shaft of the motor 31 passes through a mounting plate 032 and is fixedly connected with a screw 134, the mounting plate 232 is fixed on a motor 31, a guide rod 33 is symmetrically fixed on the mounting plate 32, another end of the guide rod 33 is fixed on a mounting plate two 39, the mounting plate two 39 is further rotatably connected with a screw 34, the mounting plate two 39 is fixed on the positioning step plate body 11 or fixed on the middle bracket 52 across the positioning step plate body 11, the screw 34 is slidably connected with a guide plate 35, the guide plate 35 is fixedly connected with the V-shaped clamping jaw, and the motor 31 can adopt a stepping motor, so that the movement of the V-shaped clamping jaw can be more accurate.

Wherein, the V type clamping jaw includes the splint 36 that bilateral symmetry set up, the internal surface of splint 36 is provided with pressure sensor, pressure sensor's surface covers there is buffer 38, buffer 38 is or more in polyurethane material and the rubber, and pressure sensor can transmit the atress condition of column sample in real time, can obtain best atress through many times of experiments, and the column sample is difficult for rotating and not fragile when polishing this moment, two be provided with nut 37 and lead screw 34 threaded connection between the splint 36.

In this embodiment, the lifting polishing device 4 includes a lifting device and a polishing device, the lifting device includes a second motor 45 disposed on the bottom bracket 51, the second motor 45 is driven by a driving wheel disposed at an output end thereof, a belt 47 and a driven wheel disposed on a rotating rod 46, the rotating rod 46 is rotatably disposed at two ends of the bottom bracket 51, two second bevel gears 49 are fixed on the rotating rod 46, each second bevel gear 49 is engaged with a bevel gear 48, the bevel gear 48 is fixed at an end of a second lead screw 43, another end of the second lead screw 43 is rotatably disposed on an upper bracket 53, the second lead screw 43 passes through a middle bracket 52 and is rotatably connected with the middle bracket 52, the second lead screw 43 is further connected with the lifting plate 42 by a thread, the lifting plate 42 is bilaterally and symmetrically slidably connected with a second guide rod 44, two ends of the second guide rod 44 are respectively fixed on the upper bracket 53 and the middle bracket 52, the polishing device includes a polishing motor 41, the polishing motor 41 is fixed on the lifting plate 42, an output end of the polishing motor 41 passes through the lifting plate 42 and is rotatably connected with the lifting plate 42 by a bearing, and an output end of a detachable polishing disc.

In this embodiment, the dust collectors 6 are respectively installed at the left and right ends of the upper end surface of the upper support 53, each dust collector 6 includes a dust collection air pipe 61, each dust collection air pipe 61 is a spiral elastic air pipe, the length of each dust collection air pipe 61 is increased due to the spiral elastic air pipe, so that the lifting plate 42 is not affected when descending, and a dust collection air nozzle 62 is installed at the end of each dust collection air pipe 61.

In this embodiment, the control panel 8 is electrically connected to the motor 31, the second motor 45, the polishing motor 41, the inflator 28, the pressure sensor, and the vacuum cleaner 6.

When the concrete implementation of the columnar sample of the fragile rock is carried out, the columnar sample 7 is placed in the positioning step plate, the control panel is used for controlling the corresponding air distribution pump in the air inflation pump 28 to inflate the air bags in the air inflation cavity tube 2, so that the columnar sample 7 is fixed from the inside, the motor 31 starts to work to fix the columnar sample 7 from the outside, the dust collector 6 is firstly opened, then the polishing motor 41 is started, and all electric appliances are closed after polishing is finished.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

The columnar sample polishing device for fragile rocks of 1 and comprises a positioning step plate (1), an internal fixing device, an external clamping component (3), a liftable polishing device (4), a bracket (5) and a control panel (8),

the support (5) comprises a bottom support (51), a middle support (52) arranged on the bottom support (51) and an upper support (53) arranged on the middle support (52);

a positioning step plate (1) is fixed in the middle of the middle support (52) and used for preliminarily positioning the columnar sample (7);

the middle part of the positioning stepped plate (1) is in threaded connection with an internal fixing device for fixing a columnar sample (7) from the inside;

the outer clamping assembly (3) is arranged on the middle bracket (52);

the lifting polishing device (4) is arranged on the bracket (5) and is used for polishing the upper surface of the columnar sample (7);

the control panel (8) controls a plurality of electrical devices;

the positioning stepped plate (1) comprises a positioning stepped plate body (11), a stepped cavity is formed in the positioning stepped plate body (11), the inner diameter of the stepped cavity is sequentially reduced from top to bottom, elastic rubber (12) covers the inner surface of the positioning stepped plate body (11), and a threaded hole (13) is formed in the middle of the positioning stepped plate body (11) and is used for being in threaded connection with an internal fixing device;

inside fixing device is including aerifing chamber pipe (2), the surface of aerifing chamber pipe (2) is equipped with screw thread and screw hole (13) threaded connection, it is multilayer tubulose cavity to aerify chamber pipe (2), it is inflation chamber (21), second inflation chamber (22) and third inflation chamber (23) from inside to outside in proper order to aerify chamber pipe (2), the outer circumference cover of aerifing chamber pipe (2) has a plurality of gasbags, and is concrete, third inflation chamber (21) links to each other with gasbag (24), second inflation chamber (22) link to each other with second gasbag (25), third inflation chamber (23) link to each other with third gasbag (26), the inlet end fixedly connected with gas tube (27) of aerifing chamber pipe (2), gas tube (27) are connected with inflator pump (28), be equipped with three trachea in gas tube (27) respectively with the air inlet of third inflation chamber (21), second inflation chamber (22) and third inflation chamber (23) and be equipped with three branch trachea and link to each other, be equipped with three branch trachea in inflator pump (28) respectively.
2. The columnar sample polishing device for fragile rocks according to claim 1, wherein clamping shoulders (55) are symmetrically arranged on the bottom support (51) in a left-right direction, the middle support (52) is placed on the clamping shoulders (55) and detachably fixed through bolts (54), the upper support (53) is symmetrically fixed on the middle support (52) in a left-right direction, a groove is formed in the middle of the middle support (52) in a sunken mode, a through hole is formed in the groove and used for fixedly mounting the positioning stepped plate (1), and a dust collection groove (56) is further arranged below the positioning stepped plate (1).
3. The columnar sample polishing device for fragile rocks as claimed in claim 1, wherein the balloon (24), the second balloon (25) and the third balloon (26) are all three in number and are arranged at intervals on the outer circumference of the inflation lumen (2), and the balloon (24), the second balloon (25) and the third balloon (26) are evenly distributed with bulges on the surface.
4. columnar sample polishing device for fragile rocks according to claim 1, wherein the external clamping assembly (3) is a movable V-shaped clamping jaw arranged on the middle bracket (52) in bilateral symmetry, the movable V-shaped clamping jaw comprises a motor (31), the output shaft of the motor 0 (31) passes through a mounting plate 1 (32) and is fixedly connected with a screw rod 2 (34), the mounting plate (32) is fixed on a motor (31), the mounting plate (32) is fixedly provided with a guide rod (33) in up-and-down symmetry, the other end of the guide rod (33) is fixed on a mounting plate two (39), the mounting plate two (39) is also rotatably connected with a screw rod (34), the mounting plate two (39) is fixed on the positioning step plate body (11) or fixed on the middle bracket (52) across the positioning step plate body (11), the screw rod (34) is connected with a guide plate (35) in sliding, and the guide plate (35) is fixedly connected with the V-shaped clamping jaw.
5. The fragile rock column sample burnishing device of claim 4, characterized in that, the V-shaped clamping jaw includes the splint (36) of bilateral symmetry setting, the internal surface of splint (36) is provided with pressure sensor, the surface of pressure sensor covers has buffer (38), buffer (38) are or more in polyurethane material and rubber, be provided with between two splint (36) nut (37) and lead screw (34) threaded connection.
6. The columnar sample polishing device for fragile rocks according to claim 1, wherein the liftable polishing device (4) comprises a lifting device and a polishing device, the lifting device comprises a second motor (45) arranged on a bottom bracket (51), the second motor (45) is driven by a driving wheel and a belt (47) arranged at the output end of the second motor and a driven wheel arranged on a rotating rod (46), the rotating rod (46) is rotatably arranged at the two ends of the bottom bracket (51), two second bevel gears (49) are fixed on the rotating rod (46), each second bevel gear (49) is meshed with a bevel gear (48), the bevel gears (48) are fixed at the end of the second screw rod (43), the other end of the second screw rod (43) is rotatably arranged on an upper bracket (53), the second screw rod (43) penetrates through a middle bracket (52) and is rotatably connected with the middle bracket (52), the second screw rod (43) is further in threaded connection with the lifting plate (42), the lifting plate (42) is in left-right symmetrical sliding connection with a guide rod (44), the two guide rods (44) are respectively fixed on the upper bracket (41) and the polishing plate (41) through a detachable polishing motor, and the output end of the polishing plate (41) is detachably connected with the polishing motor (41).
7. The polishing device for columnar samples of fragile rocks according to claim 1, wherein a dust collector (6) is mounted at each of the left and right ends of the upper end surface of the upper holder (53), the dust collector (6) comprises a dust collection air pipe (61), the dust collection air pipe (61) is a spiral elastic air pipe, and a dust collection air nozzle (62) is mounted at the end of the dust collection air pipe (61).
8. The columnar sample polishing device for fragile rocks as claimed in claim 1, wherein the control panel (8) is electrically connected with a motor (31), a motor two (45), a polishing motor (41), an air pump (28), a pressure sensor and a dust collector (6).