CN112675973A

CN112675973A - Feeding amount digital display adjustable totally enclosed breaker

Info

Publication number: CN112675973A
Application number: CN202011433561.2A
Authority: CN
Inventors: 张勇; 陈正华
Original assignee: Tianchang Aowei Mechanical And Electrical Equipment Co ltd
Current assignee: Tianchang Aowei Mechanical And Electrical Equipment Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-04-20

Abstract

The invention relates to the technical field of crushing devices with adjustable feeding amount, in particular to a totally-enclosed crushing device with adjustable digital display feeding amount. It includes unloading portion, at least, include first casing in the unloading portion, the feed inlet has been seted up near top edge to first casing left surface, the nested spring of installing on a plurality of support columns, the one end fixedly connected with of spring scrapes the flitch, lateral wall fixed surface installs unloading drive mechanism behind the first casing, the nested driven pulley of installing on the fixed axle, the eccentric department fixedly connected with eccentric shaft on driven pulley lateral wall surface, it is fixed with the pawl to articulate on the eccentric shaft, unloading axle one end fixedly connected with ratchet, the ratchet lateral wall is provided with the tooth all around, realize the intermittent type nature braking to the flitch by ratchet transmission, the flitch can realize the buffering to the material when realizing the quantitative intermittent type nature delivery to the material, prevent that the material from directly impacting the crushing roller, cause the damage of crushing roller.

Description

Feeding amount digital display adjustable totally enclosed breaker

Technical Field

The invention relates to the technical field of crushing devices with adjustable feeding amount, in particular to a totally-enclosed crushing device with adjustable digital display feeding amount.

Background

The crusher is a device for crushing stone materials with different sizes, along with the development of scientific technology, the types of the crusher are more and more, the crusher is widely applied to the fine crushing and coarse crushing operation of various ores by the industrial departments of cement, building materials, coal, chemical industry, mineral separation and the like in China, and has the characteristics of large crushing ratio, small and uniform granularity, high yield, long service life and the like for crushing shale, coal briquettes, coal gangue, coal cinder, gypsum, salt mine carborundum, sandstone and various brittle minerals with the lower medium hardness.

When the material is crushed, in order to measure the total amount of the crushed material and count the crushing efficiency, a quantitative feeding mechanism is added in front of the crushing device, and data such as feeding amount and the like are displayed through a display, is used for assisting crushing, but the prior conveying belt of the dosing mechanism is easy to generate material residue in the conveying process, thereby affecting the metering of the new material delivered by the load-bearing sensor, further causing the metering error of the feeding quantity, seriously affecting the metering display precision, meanwhile, the delivered materials are delivered into the crushing cavity to directly impact the crushing roller and damage the crushing roller extremely easily, therefore, the invention aims to provide a feeding amount digital display adjustable totally-enclosed crushing device, which solves the problems that delivered materials are delivered into a crushing cavity, impact is directly caused on a crushing roller, and the crushing roller is extremely damaged.

Disclosure of Invention

The invention aims to provide a feeding amount digital display adjustable totally-enclosed crushing device to solve the problems in the background technology.

In order to achieve the purpose, the invention aims to provide a feeding amount digital display adjustable totally-enclosed crushing device which comprises a quantitative feeding mechanism, a blanking part and a crushing part, wherein the blanking part and the crushing part are arranged on one side of the quantitative feeding mechanism;

the feeding part at least comprises a first shell, a feeding hole is arranged on the left side surface of the first shell close to the top edge, a feeding cavity communicated with the feeding hole is arranged in the first shell, a material guide plate is arranged on one side of the inner wall of the feeding cavity, a plurality of support columns are fixedly connected to the upper surface of the material guide plate, springs are embedded and installed on the plurality of support columns, one end of each spring is fixedly connected with a scraping plate, the bottom of the feeding cavity is provided with a buffer cavity, a feeding shaft is fixedly installed on the inner wall of the buffer cavity, a feeding plate is fixedly connected to the feeding shaft in an annular array manner, a feeding transmission mechanism is fixedly installed on the rear side wall surface of the first shell, the feeding transmission mechanism at least comprises a fixed shaft, a driven belt pulley is embedded and installed on the fixed shaft, and an eccentric shaft is fixedly connected, a pawl is hinged and fixed on the eccentric shaft, one end of the blanking shaft is fixedly connected with a ratchet wheel, and teeth are arranged on the periphery of the side wall of the ratchet wheel;

when the feeding part of the embodiment is used specifically, power is supplied to the conveying motor, the conveying motor runs, the conveying motor drives the driving shaft to rotate, the driving shaft enables the driven shaft to rotate synchronously through the conveying belt, the driven shaft drives the driving belt pulley to rotate synchronously, materials fed from the feeding hole are fed into the feeding cavity and fed into the feeding plate in the buffer cavity along the inclined surface of the guide plate, the materials are temporarily stored through the concave structure of the feeding plate, the driving belt pulley drives the feeding transmission mechanism to rotate through belt transmission, the driven belt pulley rotates synchronously along with the feeding transmission mechanism, the feeding shaft is driven by the driven belt pulley through the pawl to push the teeth to rotate, the materials in the feeding plate are fed into the crushing cavity through the buffer cavity along with the rotation of the feeding shaft, meanwhile, when the driven belt pulley rotates for a circle, the pawl pushes the ratchet wheel to rotate for one tooth, and the sequential feeding of single, realized throwing in the ration to broken chamber, can effectively prevent broken chamber material too much, the material is piled up and is caused and smash inhomogeneous problem.

The crushing part at least comprises a second shell, a crushing cavity communicated with the buffer cavity is formed in the second shell, a driving crushing shaft and a driven crushing shaft are fixedly installed in the crushing cavity, crushing rollers are fixedly installed on the driving crushing shaft and the driven crushing shaft, gears are fixedly installed at one ends of the driving crushing shaft and the driven crushing shaft, a first belt pulley is fixedly installed at the other end of the driving crushing shaft, a support frame is arranged at the bottom of the crushing part, a crushing motor is fixedly installed on the support frame, a second belt pulley is coaxially connected to an output shaft of the crushing motor, and a guide plate is fixedly connected to the bottom of the inner wall of the crushing cavity;

the crushing portion of this embodiment is when specifically using, for the power supply of broken motor, broken motor operation, and it is rotatory that the second belt pulley passes through belt drive and drives first belt pulley, and the broken axle of initiative passes through the rotation of driven broken axle of gear drive, realizes rolling the piece to the material.

As a further improvement of the technical scheme, the quantitative feeding mechanism at least comprises a conveying rack, the conveying rack is respectively arranged at the front side and the rear side of the quantitative feeding mechanism, two sides of a scale body is fixedly connected between the conveying racks, the scale body at least comprises a scale frame, fixing lugs are arranged at the front side and the rear side of the upper surface of the scale frame, a carrier roller is fixedly arranged between the fixing lugs through a bearing, fixing rods are fixedly connected at the left end and the right end of the lower surface of the scale frame, a weighing sensor is fixedly arranged at the lower surface of the scale frame, a driving roller is fixedly arranged at the left side of the conveying rack through a driving shaft, a signal feedback element is fixedly arranged at the surface eccentric part of the side wall of the driving roller, a speed sensor is fixedly arranged at the horizontal position of the signal feedback element on the side wall of the conveying rack, and a, the one end fixed mounting of driven shaft has the drive pulley, the drive roll with install the conveyer belt on the driven voller, the bearing roller with the laminating of conveyer belt lower surface, conveyer frame lateral wall fixed surface installs conveying motor, conveying motor with driving shaft coaxial coupling, conveyer frame lower surface fixed mounting has first support frame, fixed mounting has the bearing instrument on the first support frame.

As a further improvement of the technical scheme, the size of the pawl is matched with the size of teeth on the ratchet wheel, and the driven pulley is in transmission connection with the ratchet wheel through the pawl.

As a further improvement of the technical scheme, the driving belt pulley is connected with the blanking transmission mechanism through belt transmission, and the crushing motor is connected with the first belt pulley through belt transmission.

As a further improvement of the technical scheme, the size of the scraper plate is matched with that of the conveying belt, and the scraper plate is tightly attached to the lower surface of the conveying belt.

As a further improvement of the technical scheme, the inner wall of the buffer cavity is of an arc-shaped structure, and the blanking plate is attached to the inner wall of the buffer cavity.

As a further improvement of the technical scheme, the quantitative feeding mechanism is fixedly connected with the inner walls of two sides of the feeding hole through the conveying rack, and the quantitative feeding mechanism is fixedly connected with the first shell through the driven shaft.

As a further improvement of this solution, the gear on the driving crushing shaft is engaged with the gear on the driven crushing shaft, and the gear on the driving crushing shaft is engaged with the crushing roller on the driven crushing shaft.

As a further improvement of the technical scheme, the blanking plate is matched with the tooth in number and is designed to be of a groove structure.

As a further improvement of the technical scheme, the blanking part is communicated with the crushing part through the buffer cavity, and a blanking port of the buffer cavity is positioned right above the meshing position of the crushing roller.

Compared with the prior art, the invention has the beneficial effects that:

1. in this feeding volume digital display adjustable totally enclosed breaker, through the drive mechanism who sets up, realize the intermittent type nature braking to the lower flitch by ratchet drive, the lower flitch can realize the buffering to the material when the realization is delivered to the quantitative intermittent type nature of material, prevents that the material from directly impacting the crushing roller, causes the damage of crushing roller.

2. In this feeding volume digital display adjustable totally enclosed breaker, scrape the flitch through the setting, realize striking off the material on the conveyer belt, can prevent effectively that the material from remaining on the conveyer belt, cause the conveyer belt to weigh the error, and then influence the problem of feeding volume metering error.

Drawings

FIG. 1 is one of the overall structural views of embodiment 1;

FIG. 2 is one of the schematic plan views of the whole structure of embodiment 1;

FIG. 3 is a second schematic view of the overall structure of embodiment 1;

FIG. 4 is a second schematic plan view showing the overall structure of the embodiment 1;

FIG. 5 is a schematic view of the structure of the dosing mechanism of embodiment 1;

FIG. 6 is a partial configuration diagram of a dosing mechanism according to embodiment 1;

FIG. 7 is a schematic plan view of the dosing mechanism of embodiment 1;

FIG. 8 is a schematic diagram of the scale body structure of embodiment 1;

FIG. 9 is a schematic view showing a connecting structure of the dosing mechanism and the blanking portion in embodiment 1;

FIG. 10 is a schematic view showing a structure of a partial connection between a dosing mechanism and a blanking portion in example 1;

FIG. 11 is an enlarged view of structure A in example 1;

FIG. 12 is a schematic sectional view of the blanking portion and the crushing portion in example 1;

FIG. 13 is a schematic plan view of the blanking portion and the crushing portion in example 1;

fig. 14 is a schematic view of a transmission structure of the blanking transmission mechanism and the blanking plate in embodiment 1;

FIG. 15 is a schematic structural view of a blanking transmission mechanism in embodiment 1;

FIG. 16 is a partial structural view of a crushing section in example 1;

fig. 17 is a partial structural view of the blanking portion in embodiment 1.

The various reference numbers in the figures mean:

1. a dosing mechanism; 101. a conveyor frame; 1011. a speed sensor; 102. a conveyor belt; 1021. a drive shaft; 1022. a drive roll; 1023. a signal feedback element; 1024. a driven shaft; 10241. a drive pulley; 1025. a driven roller; 103. a scale body; 1031. a scale frame; 1032. fixing the ear; 1033. a carrier roller; 1034. fixing the rod; 1035. a weighing sensor; 104. a first support frame; 105. a conveying motor; 106. a load bearing instrument;

2. a blanking part; 201. a blanking cavity; 2011. a feed inlet; 202. a buffer chamber; 203. a blanking shaft; 2031. a blanking plate; 204. a blanking transmission mechanism; 2041. a driven pulley; 20411. a fixed shaft; 20412. an eccentric shaft; 2042. a ratchet wheel; 20421. teeth; 2043. a pawl; 205. a material guide plate; 2051. a support pillar; 2052. a spring; 2053. a scraping plate; 206. a first housing;

3. a crushing section; 301. a crushing chamber; 302. an active crushing shaft; 3021. a gear; 3022. a driven crushing shaft; 3023. a first pulley; 3024. a crushing roller; 303. a support frame; 3031. a crushing motor; 3032. a second pulley; 304. a baffle; 305. a second housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1 to 17, the present embodiment aims to provide a feeding amount digital display adjustable totally enclosed crushing device, which includes a dosing mechanism 1, and a blanking portion 2 and a crushing portion 3 installed on one side of the dosing mechanism 1;

the blanking part 2 at least comprises a first shell 206, a feed inlet 2011 is arranged on the left side surface of the first shell 206 near the top edge, a blanking cavity 201 communicated with the feed inlet 2011 is formed in the first shell 206, a guide plate 205 is arranged on one side of the inner wall of the blanking cavity 201, the guide plate 205 is designed to be an inclined structure, and plays a role in guiding the flow of materials, so that blanking is facilitated, a plurality of support columns 2051 are fixedly connected to the upper surface of the guide plate 205, springs 2052 are nested on the plurality of support columns 2051, one end of each spring 2052 is fixedly connected with a scraper 2053, a buffer cavity 202 is arranged at the bottom of the blanking cavity 201, a blanking shaft 203 is fixedly mounted on the inner wall of the buffer cavity 202, blanking plates 2031 are fixedly connected to an annular array on the blanking shaft 203, quantitative feeding of the materials is realized through the blanking plates 2031, meanwhile, the safety of the crushing roller 3024 is ensured, the crushing roller 3024 can be effectively, the surface of the rear side wall of the first shell 206 is fixedly provided with a blanking transmission mechanism 204, the blanking transmission mechanism 204 at least comprises a fixed shaft 20411, the fixed shaft 20411 is provided with a driven pulley 2041 in an embedded manner, an eccentric shaft 20412 is fixedly connected to the eccentric position on the surface of the side wall of the driven pulley 2041, a pawl 2043 is fixed on the eccentric shaft 20412 in a hinged manner, one end of the blanking shaft 203 is fixedly connected with a ratchet 2042, and teeth 20421 are arranged on the periphery of the side wall of the ratchet 2042;

when the blanking part 2 of this embodiment is used specifically, power is supplied to the conveying motor 105, the conveying motor 105 operates, the conveying motor 105 drives the driving shaft 1021 to rotate, the driving shaft 1021 makes the driven shaft 1024 rotate synchronously through the conveying belt 102, the driven shaft 1024 drives the driving pulley 10241 to rotate synchronously, the material delivered from the feeding port 2011 is delivered into the blanking cavity 201 and is delivered into the blanking plate 2031 in the buffer cavity 202 along the inclined surface of the material guide plate 205, the material is temporarily stored through the concave structure of the blanking plate 2031, the driving pulley 10241 drives the blanking transmission mechanism 204 to rotate through belt transmission, the driven pulley 2041 rotates synchronously with the blanking transmission mechanism 204, the blanking shaft 203 is rotated by the driven pulley 2041 through the pawls 2043 to push the teeth 20421, the material in the blanking plate 2031 is delivered into the crushing cavity 301 through the buffer cavity 202 along with the rotation of the blanking shaft 203, and meanwhile, when the driven pulley 2041 rotates for a circle, the pawl 2043 pushes the ratchet 2042 to rotate for one tooth, realize that single flitch 2031 throws in proper order, realized throwing in to broken chamber 301's ration, can prevent effectively that broken chamber 301 material is too much, and the material is piled up and is caused smashing inhomogeneous problem.

The crushing part 3 at least comprises a second shell 305, a crushing cavity 301 communicated with the buffer cavity 202 is arranged in the second shell 305, a driving crushing shaft 302 and a driven crushing shaft 3022 are fixedly arranged in the crushing cavity 301, crushing rollers 3024 are fixedly arranged on the driving crushing shaft 302 and the driven crushing shaft 3022, a gear 3021 is fixedly arranged at one end of the driving crushing shaft 302 and one end of the driven crushing shaft 3022, a first belt pulley 3023 is fixedly arranged at the other end of the driving crushing shaft 302, a support frame 303 is arranged at the bottom of the crushing part 3, a crushing motor 3031 is fixedly arranged on the support frame 303, a second belt pulley 3032 is coaxially connected to an output shaft of the crushing motor 3031, a deflector 304 is fixedly connected to the bottom of the inner wall of the crushing cavity 301, and further, a discharging port is arranged at the bottom of the second shell 305, the diversion blanking of the blanking port is realized through the diversion plate 304, so that the material at the blanking port can be effectively prevented from being accumulated in a centralized way;

when the crushing part 3 of this embodiment is used specifically, the crushing motor 3031 is powered, the crushing motor 3031 operates, the second belt pulley 3032 drives the first belt pulley 3023 to rotate through belt transmission, the driving crushing shaft 302 drives the driven crushing shaft 3022 to rotate through the gear 3021, and crushing of the material is realized.

Further, the quantitative feeding mechanism 1 at least comprises a conveying frame 101, the conveying frame 101 is respectively arranged at the front side and the rear side of the quantitative feeding mechanism 1, a scale body 103 is fixedly connected between the conveying frames 101 at the two sides, a scale rack 1031 is at least arranged in the scale body 103, fixing lugs 1032 are respectively arranged at the front side and the rear side of the upper surface of the scale rack 1031, a carrier roller 1033 is fixedly arranged between the two fixing lugs 1032 through a bearing, fixing rods 1034 are fixedly connected at the left end and the right end of the lower surface of the scale rack 1031, a weighing sensor 1035 is fixedly arranged at the lower surface of the scale rack 1031, a driving roller 1022 is fixedly arranged at the left side of the conveying frame 101 through a driving shaft 1021, a driving pulley 10241 is fixedly arranged at one end of the driven shaft 1024, a signal feedback element 1023 is fixedly arranged at the eccentric position of the side wall of the driving roller 1022, a speed sensor, the speed sensor 1011 can adopt a hall sensor, the signal feedback element 1023 can adopt a permanent magnet, the permanent magnet is installed on the rotating drive roller 1022, when the drive roller 1022 rotates to pass through the speed sensor 1011, a pulse signal can be measured from a measuring circuit, the rotating speed of the drive roller 1022 can be measured according to the distribution of the pulse signal, the hall sensor can adopt an M8 magnetic induction type hall sensor with the model number being, the hall sensor is well known to those skilled in the art, and the common sense specific working principle is as follows: the Hall voltage changes along with the change of the magnetic field intensity, the stronger the magnetic field, the higher the voltage, the weaker the magnetic field, the lower the voltage, the small Hall voltage value, usually only a few millivolts, but the voltage can be amplified by an amplifier in an integrated circuit to be enough to output a stronger signal. If the Hall integrated circuit plays a sensing role, the magnetic induction intensity needs to be changed by a mechanical method, when the impeller blade is positioned in an air gap between the magnet and the Hall integrated circuit, the magnetic field deviates from the integrated chip, and the Hall voltage disappears, so that the change of the output voltage of the Hall integrated circuit can indicate a certain position of the impeller driving shaft;

the driven roller 1025 is fixedly mounted on the right side of the conveying rack 101 through the driven shaft 1024, the conveying belt 102 is mounted on the driving roller 1022 and the driven roller 1025, the carrier roller 1033 is attached to the lower surface of the conveying belt 102, the auxiliary conveying belt 102 rotates through the carrier roller 1033, the bearing force is applied through the carrier roller 1033, the gravity of the material is measured through the weighing sensor 1035, the conveying motor 105 is fixedly mounted on the surface of the side wall of the conveying rack 101, the conveying motor 105 is coaxially connected with the driving shaft 1021, the first supporting frame 104 is fixedly mounted on the lower surface of the conveying rack 101, the bearing instrument 106 is fixedly mounted on the first supporting frame 104, and the interior of the bearing instrument 106.

Further, the feeding speed is continuously measured by the speed sensor 1011, the pulse output of the speed sensor 1011 is proportional to the belt speed, the material passing through the belt is detected by the quantitative feeding mechanism 1 by the weighing sensor 1035 under the scale frame 1031 to determine the weight of the material on the conveyer belt 102, the speed signal and the weight signal are sent to the controller together, the controller can adopt a Mitsubishi PLCFX1N series PLC controller to amplify, filter and send the two signals to the controller after A/D conversion for integral operation, then the result (the accumulated weight and the flow) is displayed on a display screen, the flow is compared with the set flow by the controller, the controller outputs a signal to control the frequency converter to adjust the speed, and the quantitative feeding requirement can be realized.

The size of the pawl 2043 is matched with the size of the teeth 20421 on the ratchet 2042, the driven pulley 2041 is in transmission connection with the ratchet 2042 through the pawl 2043, and the driven pulley 2041 pushes the ratchet 2042 to rotate through the pawl 2043.

Still further, the driving belt pulley 10241 is in transmission connection with the blanking transmission mechanism 204 through a belt, the blanking transmission mechanism 204 is powered through the driving belt pulley 10241, the crushing motor 3031 is in transmission connection with the first belt pulley 3023 through a belt, the first belt pulley 3023 is powered through the crushing motor 3031, the rotation of the crushing roller 3024 is guaranteed, and the material is crushed.

In addition, the size of the scraping plate 2053 is equal to that of the conveying belt 102, and the scraping plate 2053 is tightly attached to the lower surface of the conveying belt 102, so that the scraping plate 2053 can scrape materials on the surface of the conveying belt 102, and the cleaning of the conveying belt 102 is guaranteed;

besides, the inner wall of the buffer cavity 202 is of an arc-shaped structure, the blanking plate 2031 is attached to the inner wall of the buffer cavity 202 all the time when the blanking plate 2031 rotates along with the blanking shaft 203, the material is delivered to the crushing cavity 301 in a fixed-quantity centralized mode through the blanking plate 2031, meanwhile, the material is buffered through the blanking plate 2031, and the problem that the material is directly impacted and damaged by the gear 3021 is solved.

Specifically, dosing mechanism 1 is through carrying frame 101 and feed inlet 2011 both sides inner wall fixed connection, and dosing mechanism 1 passes through driven shaft 1024 and first casing 206 fixed connection, ensures dosing mechanism 1's stability, and the material on the guarantee conveyer belt 102 can be sent into unloading chamber 201 safely simultaneously in, and simultaneously, unloading

portion

2 and 3 fixed connection of broken portion have realized the closure to broken portion 3.

Still further, the gear 3021 of the driving crushing shaft 302 is engaged with the gear 3021 of the driven crushing shaft 3022, and the crushing rolls 3024 of the driving crushing shaft 302 are engaged with the crushing rolls 3024 of the driven crushing shaft 3022, so that the two crushing rolls 3024 are enabled to rotate inwards relatively to crush the material.

The blanking plate 2031 is matched with the teeth 20421 in number, so that the blanking plate 2031 rotates synchronously with the teeth 20421, the blanking plate 2031 is designed to be of a groove structure, the bearing capacity of the blanking plate 2031 is increased through the groove structure, and the storage capacity of the blanking plate 2031 for materials is increased.

Specifically, the blanking portion 2 is communicated with the crushing portion 3 through the buffer cavity 202, the blanking port of the buffer cavity 202 is positioned right above the meshing position of the crushing roller 3024, and the material falling from the buffer cavity 202 can be fed into the crushing roller 3024 for crushing.

The weighing sensor 1035 can be a pull-pressure bidirectional weighing load cell of type ZZ210-010, and the specific structure of the weighing sensor 1035 is common knowledge to those skilled in the art, and the specific working principle is as follows: the gravity acting on the object to be measured is converted into a measurable output signal according to a certain proportion, the elastic body (elastic element, sensitive beam) generates elastic deformation under the action of external force, so that the resistance strain gauge (conversion element) adhered to the surface of the elastic body also generates deformation along with the elastic deformation, after the resistance strain gauge deforms, the resistance value of the resistance strain gauge changes (increases or decreases), and then the resistance change is converted into an electric signal (voltage or current) through a corresponding measuring circuit, thereby completing the process of converting the external force into the electric signal.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a feeding volume digital display adjustable totally enclosed breaker which characterized in that: comprises a quantitative feeding mechanism (1), a blanking part (2) and a crushing part (3) which are arranged on one side of the quantitative feeding mechanism (1);

the blanking device is characterized in that the blanking part (2) at least comprises a first shell (206), a feeding hole (2011) is formed in the surface of the left side of the first shell (206) close to the edge of the top, a blanking cavity (201) communicated with the feeding hole (2011) is formed in the first shell (206), a material guide plate (205) is arranged on one side of the inner wall of the blanking cavity (201), a plurality of support columns (2051) are fixedly connected to the upper surface of the material guide plate (205), springs (2052) are installed on the support columns (2051) in a nested mode, a scraping plate (2053) is fixedly connected to one end of each spring (2052), a buffer cavity (202) is formed in the bottom of the blanking cavity (201), a blanking shaft (203) is fixedly installed on the inner wall of the buffer cavity (202), a blanking plate (2031) is fixedly connected to an annular array on the blanking shaft (203), a blanking transmission mechanism (204) is fixedly installed on the surface of the rear, the blanking transmission mechanism (204) at least comprises a fixed shaft (20411), a driven belt pulley (2041) is nested on the fixed shaft (20411), an eccentric shaft (20412) is fixedly connected to the eccentric position on the surface of the side wall of the driven belt pulley (2041), a pawl (2043) is hinged and fixed on the eccentric shaft (20412), one end of the blanking shaft (203) is fixedly connected with a ratchet wheel (2042), and teeth (20421) are arranged on the periphery of the side wall of the ratchet wheel (2042);

the crushing part (3) at least comprises a second shell (305), a crushing cavity (301) communicated with the buffer cavity (202) is arranged in the second shell (305), a driving crushing shaft (302) and a driven crushing shaft (3022) are fixedly arranged in the crushing cavity (301), the driving crushing shaft (302) and the driven crushing shaft (3022) are both fixedly provided with crushing rollers (3024), one end of the driving crushing shaft (302) and one end of the driven crushing shaft (3022) are both fixedly provided with a gear (3021), the other end of the active crushing shaft (302) is fixedly provided with a first belt pulley (3023), a support frame (303) is arranged at the bottom of the crushing part (3), a crushing motor (3031) is fixedly arranged on the support frame (303), the output shaft of the crushing motor (3031) is coaxially connected with a second belt pulley (3032), the bottom of the inner wall of the crushing cavity (301) is fixedly connected with a guide plate (304).

2. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: at least including carrying frame (101) in dosing mechanism (1), carry frame (101) to set up respectively both sides around dosing mechanism (1), both sides fixedly connected with balance body (103) between carrying frame (101), at least including balance frame (1031) in balance body (103), both sides all are provided with fixed ear (1032) around the upper surface of balance frame (1031), two there are bearing roller (1033) through bearing fixed mounting between fixed ear (1032), the equal fixedly connected with dead lever (1034) in both ends about balance frame (1031) lower surface, the lower surface fixed mounting of balance frame (1031) has weighing sensor (1035), carry frame (101) left side through driving shaft (1021) fixed mounting have drive roll (1022), drive roll (1022) lateral wall surface eccentric department fixed mounting has signal feedback component (1023), carry on frame (101) lateral wall with signal feedback component (1023) level department fixed mounting has speed sensor (1011), carry frame (101) right side through driven shaft (1024) fixed mounting have driven voller (1025), the one end fixed mounting of driven shaft (1024) has drive pulley (10241), drive roll (1022) with install conveyer belt (102) on the driven voller (1025), bearing roller (1033) with conveyer belt (102) lower surface laminating, carry frame (101) lateral wall fixed surface to install and carry motor (105), carry motor (105) with driving shaft (1021) coaxial coupling, carry frame (101) lower surface fixed mounting to have first support frame (104), fixed mounting has bearing instrument (106) on first support frame (104).

3. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: the size of the pawl (2043) is matched with the size of teeth (20421) on the ratchet wheel (2042), and the driven pulley (2041) is in transmission connection with the ratchet wheel (2042) through the pawl (2043).

4. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 2, characterized in that: the driving belt pulley (10241) is in belt transmission connection with the blanking transmission mechanism (204), and the crushing motor (3031) is in belt transmission connection with the first belt pulley (3023).

5. The digital display adjustable totally enclosed crushing device for feeding amount according to claim 4, characterized in that: the scraper plate (2053) is in size equal to the conveyor belt (102), and the scraper plate (2053) is tightly attached to the lower surface of the conveyor belt (102).

6. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: the inner wall of the buffer cavity (202) is of an arc-shaped structure, and the blanking plate (2031) is attached to the inner wall of the buffer cavity (202).

7. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 2, characterized in that: dosing mechanism (1) pass through carry frame (101) with feed inlet (2011) both sides inner wall fixed connection, dosing mechanism (1) pass through driven shaft (1024) with first casing (206) fixed connection.

8. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: the gear wheel (3021) on the active crushing shaft (302) is in meshing connection with the gear wheel (3021) on the driven crushing shaft (3022), and the crushing roller (3024) on the active crushing shaft (302) is in meshing connection with the crushing roller (3024) on the driven crushing shaft (3022).

9. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: the blanking plate (2031) is matched with the teeth (20421) in number, and the blanking plate (2031) is designed to be of a groove structure.

10. The digital display adjustable totally enclosed crushing device of feeding amount according to claim 1, characterized in that: the blanking part (2) is communicated with the crushing part (3) through the buffer cavity (202), and a blanking opening of the buffer cavity (202) is positioned right above the meshing part of the crushing roller (3024).