CN112621482B - Grinding device capable of automatically detecting hardness of workpiece and facilitating selection of grinding wheel - Google Patents

Grinding device capable of automatically detecting hardness of workpiece and facilitating selection of grinding wheel Download PDF

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Publication number
CN112621482B
CN112621482B CN202110047237.5A CN202110047237A CN112621482B CN 112621482 B CN112621482 B CN 112621482B CN 202110047237 A CN202110047237 A CN 202110047237A CN 112621482 B CN112621482 B CN 112621482B
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Prior art keywords
rotating shaft
fixedly arranged
grinding
shaft
sliding
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CN112621482A (en
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赵坤
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Nanchang Ruizhijie Industrial Co ltd
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Nanchang Ruizhijie Industrial Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
    • B24B49/04—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent involving measurement of the workpiece at the place of grinding during grinding operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06—Dust extraction equipment on grinding or polishing machines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40—Investigating hardness or rebound hardness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
    • G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)

Abstract

The grinding device comprises a working box body, wherein a transmission cavity is arranged in the working box body, a hydraulic cylinder is embedded in the inner wall of the lower side of the transmission cavity, the upper end of the hydraulic cylinder is connected with a hydraulic rod in a power mode, and a working cavity positioned on the upper side of the transmission cavity is arranged in the working box body.

Description

Grinding device capable of automatically detecting hardness of workpiece and facilitating selection of grinding wheel
Technical Field
The invention relates to the field of workpiece grinding, in particular to a grinding device capable of automatically detecting workpiece hardness and facilitating selection of a grinding wheel.
Background
Grinding is a mechanical processing method for removing materials, is used for processing inner and outer cylindrical surfaces, conical surfaces and planes of various workpieces, and special and complex forming surfaces such as threads, gears and splines, and can be used for processing various materials because the abrasive particles have high hardness and the grinding tool has self-sharpening property.
In the grinding process, a softer grinding wheel is selected for use when the hard metal is ground, because the sand grains are easily dull, the softer grinding wheel is selected for use in order to be capable of being self-sharpened in time, otherwise, when the soft metal is ground, the sand grains are passivated slowly, and the hard grinding wheel is selected to keep the grinding performance, so that the traditional grinding device cannot detect the hardness of a workpiece, and a worker who is inconvenient to select the appropriate grinding wheel. The present invention addresses the above-mentioned problems.
Disclosure of Invention
The technical problem is as follows:
the traditional grinding device cannot detect the hardness of a workpiece, and is inconvenient for workers to select a proper grinding wheel.
In order to solve the problems, the embodiment designs a grinding device capable of automatically detecting the hardness of a workpiece and conveniently selecting a grinding wheel, the grinding device capable of automatically detecting the hardness of the workpiece and conveniently selecting the grinding wheel comprises a working box body, a transmission cavity is arranged in the working box body, a hydraulic cylinder is embedded in the inner wall of the lower side of the transmission cavity, a hydraulic rod is arranged at the upper end of the hydraulic cylinder in a power connection mode, a working cavity positioned on the upper side of the transmission cavity is arranged in the working box body, a collision device is arranged in the working cavity and comprises a detection box fixedly arranged on the inner wall of the lower side of the working cavity, a detection cavity is arranged in the detection box, a top plate is arranged in the detection cavity in a vertically sliding mode, the upper end of the hydraulic rod extends into the detection cavity and can collide with the lower end surface of the top plate, a sliding rod is fixedly arranged on the upper end surface of the top plate, a chuck is fixedly arranged on the upper end surface of the sliding rod, the upper end of the detection box, the workpiece can be clamped and arranged on the chuck, a turnover shaft is rotatably arranged between the inner walls of the upper side and the lower side of the working cavity, a turnover plate is fixedly arranged on the turnover shaft, a detection device is arranged on the turnover plate and comprises a detection shaft which is arranged on the turnover plate in an up-and-down sliding manner and is positioned on the right side of the turnover shaft, a first straight gear positioned on the upper side of the turnover plate is fixedly arranged on the detection shaft, a first rotating disc positioned on the lower side of the turnover plate is rotatably arranged on the detection shaft, a first spring is fixedly arranged between the upper end face of the first rotating disc and the lower end face of the turnover plate, a detection grinding wheel positioned on the lower side of the first rotating disc and capable of abutting against the upper end face of the workpiece is connected on the detection shaft in a threaded manner, a grinding device is arranged on the left side of the turnover shaft and comprises grinding shafts which are arranged on the turnover plate in an up-and down sliding manner and are positioned on the symmetry position of the detection shaft, the grinding machine is characterized in that a second rotating disc located on the upper side of the turnover plate is arranged on the grinding shaft in a rotating mode, a second spring is fixedly arranged between the lower end face of the second rotating disc and the upper end face of the turnover plate, a second straight gear located on the upper side of the second rotating disc is fixedly arranged on the grinding shaft, a replacing grinding wheel located on the lower side of the turnover plate is arranged on the grinding shaft in a threaded connection mode, a turnover device is arranged in the transmission cavity and comprises a fixing plate fixedly arranged on the hydraulic rod, a fixing pin is fixedly arranged on the right end face of the fixing plate, a first rotating shaft is arranged between the inner wall of the upper side and the inner wall of the lower side of the transmission cavity in a rotating mode, a grooved wheel is fixedly arranged on the first rotating shaft, and a half circumferential groove for the fixing pin to slide is formed in the grooved wheel.
Wherein, conflict device is still including the embedding setting gravity sensor on the chuck up end, the embedding is equipped with the display screen on the work box right-hand member face, under the roof terminal surface with it is equipped with the third spring to detect fixedly between the chamber downside inner wall, works as go into on the chuck up end card during the work piece, gravity sensor can be right the gravity change of work piece carries out real-time detection, and the handle the quality display of work piece is in on the display screen.
Wherein, the detection device further comprises a grinding motor embedded in the inner wall of the upper side of the working chamber, a chip removal box is fixedly arranged on the inner wall of the right side of the working chamber, a chip removal cavity is arranged between the left end face of the chip removal box and the right end face of the working chamber in a through manner, a second rotating shaft which is rotatably connected with the inner wall of the upper side and the lower side of the chip removal cavity is arranged at the lower end of the grinding motor in a power connection manner, a third rotating shaft which is positioned at the left side of the second rotating shaft is rotatably arranged on the inner wall of the upper side of the working chamber, the third rotating shaft is connected with a second rotating shaft belt, a third straight gear which can be meshed with the first straight gear and the second straight gear is fixedly arranged on the third rotating shaft, two connecting rods are symmetrically arranged on the upper inner wall and the lower inner wall of the upper side and the lower side of the chip removal cavity in an up-down manner and are fixedly provided with two connecting rods, a connecting block is fixedly arranged between the connecting rods, and a fourth rotating shaft which is rotatably connected with the conical teeth of the second rotating shaft in a meshing manner is arranged in the connecting block, the fixed chip removal fan that is equipped with in the fourth axis of rotation, works as the roof is in when shifting up in the detection intracavity, the chuck will shift up the drive the work piece is contradicted the detection emery wheel shifts up under the spring action of first spring, it will be right to detect the emery wheel work piece produces pressure and right the grinding is rotated to the work piece up end.
Wherein, the grinding device further comprises a bearing plate which is fixedly arranged on the inner wall of the right side of the working cavity and is rotationally connected with the second rotating shaft, a stepping motor is fixedly arranged on the upper end surface of the bearing plate, the lower end of the stepping motor is dynamically connected with a fifth rotating shaft which is rotationally connected with the upper end surface of the chip removal box, a guide rod is fixedly arranged between the lower end surface of the bearing plate and the upper end surface of the chip removal box, a thread plate which is in threaded connection with the fifth rotating shaft is arranged on the guide rod in an up-and-down sliding manner, the lower end surface of the thread plate can be abutted against the upper end surface of the second rotating disc, when the turnover plate rotates to the position of the replacement grinding wheel on the upper side of the workpiece, the lower end surface of the thread plate is just abutted against the upper end surface of the second rotating disc, and at the moment, the rotation number of turns of the stepping motor can be controlled to move down the thread plate to drive the second rotating disc to move down, thereby driving the replacement grinding wheel to move downwards for a certain distance to adjust the grinding depth.
Wherein, the turning device further comprises a fourth straight gear which is fixedly arranged on the first rotating shaft and positioned on the lower side of the grooved wheel, the grooved wheel is fixedly provided with a rotating gear positioned on the lower side of the fourth straight gear, the rotating gear is provided with eight sliding holes which are opened to the side far away from the first rotating shaft and are arranged around the first rotating shaft annular array, sliding teeth are arranged in the sliding holes in a sliding way, a fourth spring is fixedly arranged between the side end face of the sliding teeth close to the first rotating shaft and the inner wall of the sliding holes close to the first rotating shaft, a sixth rotating shaft is rotatably arranged on the inner wall of the lower side of the transmission cavity, a fifth straight gear which can be meshed with the sliding teeth is fixedly arranged on the sixth rotating shaft, a cam positioned on the lower side of the fifth straight gear is fixedly arranged on the sixth rotating shaft, the semi-circle of the cam is circular with constant diameter, and the diameter of the other semi-circle is larger than the diameter of the semi-circle, two sliding cavities are symmetrically arranged in the working box body up and down relative to the transmission cavity, sliding blocks are arranged in the sliding cavities in a left-right sliding mode, fifth springs are fixedly arranged on the right end faces of the sliding blocks and the inner wall of the right side of the sliding cavities, a stroke groove communicated with the transmission cavity is formed in the inner wall of one side, close to the transmission cavity, of the sliding cavities, a seventh rotating shaft is arranged between the two sliding blocks in a rotating mode, the seventh rotating shaft slides in the stroke groove, a touch wheel which is in touch with the cam is fixedly arranged on the seventh rotating shaft, a sixth straight gear which is located on the side of the touch wheel and can be meshed with the fourth straight gear is fixedly arranged on the seventh rotating shaft, a seventh straight gear located on the upper side of the sixth straight gear is fixedly arranged on the seventh rotating shaft, an eighth rotating shaft which is rotatably connected with the inner wall of the lower side of the working cavity is arranged on the upper side of the transmission cavity, and an eighth straight gear located in the transmission cavity is fixedly arranged on the eighth rotating shaft, eighth straight-teeth gear can with the meshing of seventh straight-teeth gear, control the array and rotate between the side inner wall of working chamber front and back and be equipped with two ninth axis of rotation that the belt is connected each other, the right side ninth axis of rotation with the meshing of eighth axis of rotation skewed tooth is connected, the left side ninth axis of rotation with the meshing of trip shaft skewed tooth is connected, works as when the hydraulic stem moves up and down the time will pass through the fixed pin is in it slides and drives to slide in the half-groove the sheave is in the same direction as, contrary half-turn all the time, thereby first axis of rotation is in the same direction as, anticlockwise rotates the half-turn, the sliding teeth with the one-way meshing of fifth straight-teeth gear, the cam is contradicted through different diameter positions the conflict wheel can control sixth straight-teeth gear with the meshing relation of fourth straight-teeth gear.
The invention has the beneficial effects that: the invention utilizes the detection grinding wheel to grind the detection workpiece under certain pressure and time, reflects the hardness of the detection workpiece by detecting the quality change of the workpiece in the grinding process, and installs different types of grinding wheels in the grinding device aiming at the workpieces with different hardness, thereby better controlling the grinding quality and enhancing the integrity of the grinding work.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" in FIG. 1;
FIG. 4 is an enlarged schematic view of the "C" portion of FIG. 1;
fig. 5 is an enlarged schematic view of a portion "D" in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a grinding device capable of automatically detecting workpiece hardness and facilitating grinding wheel selection, which is mainly applied to the grinding process of automatically detecting workpiece hardness and facilitating grinding wheel selection, and the invention is further explained by combining the attached drawings of the invention as follows:
the grinding device capable of automatically detecting the hardness of a workpiece and conveniently selecting a grinding wheel comprises a working box body 11, a transmission cavity 12 is arranged in the working box body 11, a hydraulic cylinder 57 is embedded in the inner wall of the lower side of the transmission cavity 12, a hydraulic rod 58 is connected to the upper end of the hydraulic cylinder 57 in a power mode, a working cavity 76 located on the upper side of the transmission cavity 12 is arranged in the working box body 11, a collision device 901 is arranged in the working cavity 76, the collision device 901 comprises a detection box 62 fixedly arranged on the inner wall of the lower side of the working cavity 76, a detection cavity 15 is arranged in the detection box 62, a top plate 61 is arranged in the detection cavity 15 in a vertically sliding mode, the upper end of the hydraulic rod 58 extends into the detection cavity 15 and can collide with the lower end face of the top plate 61, a sliding rod 14 is fixedly arranged on the upper end face of the top plate 61, the upper end of the sliding rod 14 extends to the upper side of the detection box 62, and a chuck 17 is fixedly arranged on the upper end face, the workpiece 46 can be clamped and arranged on the chuck 17, the turnover shaft 27 is arranged between the upper inner wall and the lower inner wall of the working cavity 76 in a rotating manner, the turnover plate 26 is fixedly arranged on the turnover shaft 27, the detection device 902 is arranged on the turnover plate 26 and comprises a detection shaft 28 which is arranged on the turnover plate 26 in an up-and-down sliding manner and is positioned on the right side of the turnover shaft 27, a first straight gear 29 positioned on the upper side of the turnover plate 26 is fixedly arranged on the detection shaft 28, a first rotating disc 19 positioned on the lower side of the turnover plate 26 is rotatably arranged on the detection shaft 28, a first spring 20 is fixedly arranged between the upper end surface of the first rotating disc 19 and the lower end surface of the turnover plate 26, a detection grinding wheel 18 which is positioned on the lower side of the first rotating disc 19 and can abut against the upper end surface of the workpiece 46 is arranged on the detection shaft 28 in a threaded connection manner, and a grinding device 903 is arranged on the left side of the turnover shaft 27, the grinding device 903 comprises a vertical sliding device arranged on the turning plate 26 and located on the detection shaft 28 about a grinding shaft 22 at the symmetrical position of the turning shaft 27, a second rotating disc 24 located on the upper side of the turning plate 26 is arranged on the grinding shaft 22 in a rotating mode, a second spring 23 is fixedly arranged between the lower end face of the second rotating disc 24 and the upper end face of the turning plate 26, a second straight gear 25 located on the upper side of the second rotating disc 24 is fixedly arranged on the grinding shaft 22, a replacement grinding wheel 21 located on the lower side of the turning plate 26 is arranged on the grinding shaft 22 in a threaded connection mode, a turning device 904 is arranged in the transmission cavity 12 and comprises a fixing plate 59 fixedly arranged on the hydraulic rod 58, a fixing pin 75 is fixedly arranged on the right end face of the fixing plate 59, and a first rotating shaft 55 is arranged between the upper inner wall and the lower inner wall of the transmission cavity 12 in a rotating mode, a grooved wheel 71 is fixedly provided on the first rotating shaft 55, and a half-circumferential groove 70 on which the fixing pin 75 can slide is provided on the grooved wheel 71.
According to an embodiment, the collision device 901 is described in detail below, the collision device 901 further includes a gravity sensor 16 embedded in the upper end surface of the chuck 17, a display screen 39 is embedded in the right end surface of the work box 11, a third spring 60 is fixedly disposed between the lower end surface of the top plate 61 and the inner wall of the lower side of the detection cavity 15, and when the workpiece 46 is clamped into the upper end surface of the chuck 17, the gravity sensor 16 can detect the gravity change of the workpiece 46 in real time and display the quality of the workpiece 46 on the display screen 39.
According to the embodiment, the following detailed description is made on the detection device 902, the detection device 902 further comprises a grinding motor 34 embedded in the inner wall of the upper side of the working chamber 76, a chip removal box 40 is fixedly arranged on the inner wall of the right side of the working chamber 76, a chip removal chamber 41 is arranged between the left end face of the chip removal box 40 and the right end face of the working chamber 11 in a penetrating manner, a second rotating shaft 35 connected with the inner wall of the upper side and the lower side of the chip removal chamber 41 in a rotating manner is arranged at the lower end of the grinding motor 34 in a power connection manner, a third rotating shaft 32 positioned at the left side of the second rotating shaft 35 is arranged on the inner wall of the upper side of the working chamber 76 in a rotating manner, the third rotating shaft 32 is connected with a second rotating shaft 35 through a belt, a third spur gear 31 capable of being engaged with the first spur gear 29 and the second spur gear 25 is fixedly arranged on the third rotating shaft 32, two connecting rods 44 are symmetrically arranged on the inner walls of the upper side and the lower side of the chip removal chamber 41 in the upper side and the upper side, two fixed being equipped with between the connecting rod 44 links up piece 43, link up piece 43 internal rotation be equipped with the fourth axis of rotation 42 that second axis of rotation 35 awl tooth meshing is connected, the fixed chip removal fan 45 that is equipped with on the fourth axis of rotation 42, work as roof 61 is in when moving up in the detection chamber 15, chuck 17 will move up the drive work piece 46 is contradicted detect emery wheel 18 and move up under the spring action of first spring 20, it will be right to detect emery wheel 18 work piece 46 produces pressure and right work piece 46 up end rotates the grinding.
According to the embodiment, the grinding device 903 is described in detail below, the grinding device 903 further comprises a bearing plate 37 fixedly arranged on the inner wall of the right side of the working cavity 76 and rotatably connected with the second rotating shaft 35, a stepping motor 33 is fixedly arranged on the upper end surface of the bearing plate 37, a fifth rotating shaft 36 rotatably connected with the upper end surface of the chip removal box 40 is connected with the lower end of the stepping motor 33 in a power connection manner, a guide rod 38 is fixedly arranged between the lower end surface of the bearing plate 37 and the upper end surface of the chip removal box 40, a threaded plate 30 in threaded connection with the fifth rotating shaft 36 is arranged on the guide rod 38 in an up-and-down sliding manner, the lower end surface of the threaded plate 30 can abut against the upper end surface of the second rotating disc 24, when the turnover plate 26 rotates to the replacement grinding wheel 21 is positioned on the upper side of the workpiece 46, the lower end surface of the threaded plate 30 and the upper end surface of the second rotating disc 24 just abut against each other, at this time, the threaded plate 30 can be controlled to move downwards to drive the second rotating disc 24 to move downwards by controlling the number of rotation turns of the stepping motor 33, so as to drive the replacement grinding wheel 21 to move downwards for a certain distance to adjust the grinding depth.
According to the embodiment, the turning device 904 is described in detail below, the turning device 904 further includes a fourth spur gear 74 fixedly disposed on the first rotating shaft 55 and located below the grooved pulley 71, the grooved pulley 71 is fixedly disposed with a rotating pulley 56 located below the fourth spur gear 74, the rotating pulley 56 is provided with eight sliding holes 65 opening to the side far from the first rotating shaft 55 around the first rotating shaft 55 in an annular array, a sliding tooth 64 is slidably disposed in the sliding hole 65, a fourth spring 63 is fixedly disposed between the side end face of the sliding tooth 64 close to the first rotating shaft 55 and the side inner wall of the sliding hole 65 close to the first rotating shaft 55, a sixth rotating shaft 53 is rotatably disposed on the side inner wall of the transmission cavity 12, a fifth spur gear 52 capable of meshing with the sliding tooth 64 is fixedly disposed on the sixth rotating shaft 53, a cam 54 located below the fifth spur gear 52 is fixedly disposed on the sixth rotating shaft 53, the cam 54 has a circular half circle with a constant diameter, the diameter of the other half circle is larger than that of the half circle, two sliding cavities 68 are symmetrically arranged in the working box body 11 up and down relative to the transmission cavity 12, sliding blocks 66 are arranged in the sliding cavities 68 in a left-right sliding manner, a fifth spring 67 is fixedly arranged on the right end surface of each sliding block 66 and the inner wall of the right side of each sliding cavity 68, a stroke groove 69 communicated with the transmission cavity 12 is formed in the inner wall of one side, close to the transmission cavity 12, of each sliding cavity 68, a seventh rotating shaft 50 is rotatably arranged between the two sliding blocks 66, the seventh rotating shaft 50 slides in the stroke groove 69, a collision wheel 51 colliding with the cam 54 is fixedly arranged on the seventh rotating shaft 50, a sixth straight gear 49 which is positioned on the side of the collision wheel 51 and can be meshed with the fourth straight gear 74 is fixedly arranged on the seventh rotating shaft 50, a seventh straight gear 48 positioned on the upper side of the sixth straight gear 49 is fixedly arranged on the seventh rotating shaft 50, the upper inner wall of the transmission cavity 12 and the eighth rotation shaft 72 connected with the lower inner wall of the working cavity 76 in a rotating manner, the eighth rotation shaft 72 is fixedly provided with an eighth spur gear 73 positioned in the transmission cavity 12, the eighth spur gear 73 can be meshed with the seventh spur gear 48, two ninth rotation shafts 47 connected with each other through belts are arranged between the front inner wall and the rear inner wall of the working cavity 76 in a left-right array manner and in a rotating manner, the ninth rotation shafts 47 are meshed with the oblique teeth of the eighth rotation shaft 72 in a right-side manner, the ninth rotation shafts 47 are meshed with the oblique teeth of the turnover shaft 27 in a left-side manner, when the hydraulic rod 58 moves up and down, the fixing pins 75 slide in the half-circumference grooves 70 to drive the grooved wheels 71 to rotate clockwise and anticlockwise for half-circumferences, so that the first rotation shaft 55 rotates clockwise and anticlockwise for half-circumferences, the sliding teeth 64 are meshed with the fifth spur gear 52 in a one-way, the cam 54 can control the meshing relationship between the sixth spur gear 49 and the fourth spur gear 74 by abutting the contact gear 51 at different diameter portions.
The following will describe in detail the use steps of a grinding apparatus for automatically detecting hardness of a workpiece and selecting a grinding wheel according to fig. 1 to 5:
initially, the hydraulic rod 58 does not extend, the fixing pin 75 is positioned at the left lower side of the grooved wheel 71, the left end face of the sliding block 66 is abutted against the inner wall of the left side of the sliding cavity 68, the fifth spring 67 is uncompressed, the seventh spur gear 48 is engaged with the eighth spur gear 73, the sixth spur gear 49 is engaged with the fourth spur gear 74, the abutting gear 51 is abutted against the half-circle joint of the two diameters of the cam 54, the upper end face of the hydraulic rod 58 is not abutted against the top plate 61, the third spring 60 is uncompressed, the lower end face of the chuck 17 is abutted against the upper end face of the detection box 62, the detection grinding wheel 18 is positioned at the right upper side of the chuck 17, the first spring 20 is uncompressed, the first spur gear 29 is engaged with the third spur gear 31, the second spring 23 is uncompressed, the second spur gear 25 is not engaged with the third spur gear 31, and the upper end face of the thread plate 30 is abutted against the lower end face of the bearing plate 37;
during detection, a workpiece 46 for detection is clamped on the upper end face of the chuck 17, the gravity sensor 16 detects the quality of the workpiece 46 and displays the quality through the display screen 39, the grinding motor 34 is started, the second rotating shaft 35 rotates to drive the third rotating shaft 32 and the fourth rotating shaft 42 to rotate, the third rotating shaft 32 rotates to drive the third spur gear 31 to rotate, the third spur gear 31 rotates to drive the first spur gear 29, the detection shaft 28 and the detection grinding wheel 18 to rotate, the hydraulic cylinder 57 is started to drive the hydraulic rod 58 to move upwards, the hydraulic rod 58 moves upwards to drive the fixing plate 59, the fixing pin 75 and the top plate 61 to move upwards, the top plate 61 moves upwards to drive the sliding rod 14, the chuck 17 and the workpiece 46 to move upwards, the third spring 60 stretches, the workpiece 46 moves upwards to abut against the detection grinding wheel 18, the detection shaft 28, the first rotating disc 19 and the first spur gear 29, the first spring 20 compresses, and under the elastic force of the first spring 20, the detection grinding wheel 18 keeps pressure on the upper end face of the workpiece 46, the detection grinding wheel 18 rotates to grind the upper end face of the workpiece 46, the fourth rotating shaft 42 rotates to drive the chip removal fan 45 to rotate, the chip removal fan 45 rotates to suck air at the cutting position, so that the ground chips are discharged through the chip removal cavity 41, the fixed pin 75 moves upwards to drive the grooved wheel 71, the first rotating shaft 55, the fourth spur gear 74 and the rotating wheel 56 to rotate anticlockwise for half circle by sliding in the half-circle groove 70, the sliding tooth 64 is meshed with the fifth spur gear 52 when the rotating wheel 56 rotates anticlockwise to drive the fifth spur gear 52, the sixth rotating shaft 53 and the cam 54 to rotate clockwise for half circle, the half circle with larger diameter is abutted against the abutting wheel 51 when the cam 54 rotates clockwise, the abutting wheel 51 moves rightwards to drive the seventh rotating shaft 50, the seventh spur gear 48 and the sliding block 66 to move rightwards, the fifth spring 67 is compressed, the sixth spur gear 49 is disengaged from the fourth spur gear 74, the seventh spur gear 48 is disengaged from the eighth spur gear 73, so the sixth spur gear 49 is not driven to rotate by the fourth spur gear 74, after the workpiece 46 is ground by the detection grinding wheel 18 to a certain extent, the hydraulic cylinder 57 is started to drive the hydraulic rod 58 to move downwards to reset, the workpiece 46 is disengaged from the detection grinding wheel 18 to collide, the top plate 61 is reset under the action of the elastic force of the third spring 60, the fixing pin 75 moves downwards to drive the grooved wheel 71 to rotate clockwise for a half circle, when the rotating wheel 56 rotates clockwise, the sliding tooth 64 and the fifth spur gear 52 slide relatively, the fourth spring 63 compresses and resets, so the sliding tooth 64 does not drive the fifth spur gear 52 to rotate, and the sixth spur gear 49 and the fourth spur gear 74 keep a non-engaged state;
during grinding, the quality change of the workpiece 46 during grinding of the workpiece 46 for detection by the detection grinding wheel 18 at a certain time, namely the quality change before and after detection displayed on the display screen 39 is detected, the workpiece 46 for detection is taken down and clamped into the workpiece 46 to be ground on the upper end surface of the chuck 17, the grinding shaft 22 is in threaded connection with the replacement grinding wheel 21 suitable for grinding with different hardness, the hydraulic rod 58 is controlled to move upwards again, the cam 54 rotates clockwise for half a circle along the same transmission route to reset, the sixth spur gear 49 is meshed with the fourth spur gear 74, the seventh spur gear 48 is meshed with the eighth spur gear 73, the fourth spur gear 74 rotates to drive the sixth spur gear 49 to rotate, the sixth spur gear 49 rotates to drive the seventh rotating shaft 50 and the seventh spur gear 48 to rotate, the seventh spur gear 48 rotates to drive the eighth spur gear 73 and the eighth rotating shaft 72 to rotate, the eighth rotating shaft 72 rotates to drive the ninth right rotating shaft 47 to rotate, the ninth rotating shaft 47 on the right side drives the ninth rotating shaft 47 on the left side to rotate for a half cycle, the ninth rotating shaft 47 on the left side rotates to drive the turnover shaft 27 and the turnover plate 26 to rotate for a half cycle, the turnover plate 26 rotates for a half cycle so that the replacement grinding wheel 21 rotates to the upper side of the workpiece 46 to be ground, the second straight gear 25 is meshed with the third straight gear 31 and drives the replacement grinding wheel 21 to rotate, the stepping motor 33 is started to control the fifth rotating shaft 36 to rotate, the fifth rotating shaft 36 rotates to drive the threaded plate 30 to move downwards, the threaded plate 30 moves downwards to abut against the second rotating disc 24 to move downwards, the second spring 23 is compressed, the second rotating disc 24 moves downwards to drive the replacement grinding wheel 21 to move downwards to grind the workpiece 46 to be ground, the grinding depth can be controlled by controlling the downward movement distance of the threaded plate 30, the hydraulic rod 58 is controlled to move downwards again to reset after grinding is finished, and the device returns to the initial position.
The invention has the beneficial effects that: the invention utilizes the detection grinding wheel to grind the detection workpiece under certain pressure and time, reflects the hardness of the detection workpiece by detecting the quality change of the workpiece in the grinding process, and installs different types of grinding wheels in the grinding device aiming at the workpieces with different hardness, thereby better controlling the grinding quality and enhancing the integrity of the grinding work.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims (5)

1. The utility model provides an automatic detect grinding device of work piece hardness grinding wheel of being convenient for select, includes the work box, be equipped with the transmission chamber in the work box, the embedding is equipped with the pneumatic cylinder in the inboard wall of transmission chamber downside, pneumatic cylinder upper end power connection is equipped with the hydraulic stem, be equipped with in the work box and be located the work chamber of transmission chamber upside, its characterized in that: a collision device is arranged in the working cavity;
the collision device comprises a detection box fixedly arranged on the inner wall of the lower side of the working cavity, a detection cavity is arranged in the detection box, a top plate is arranged in the detection cavity in a vertical sliding mode, the upper end of a hydraulic rod extends into the detection cavity and can collide with the lower end face of the top plate, a sliding rod is fixedly arranged on the upper end face of the top plate, a chuck is fixedly arranged on the upper end of the sliding rod, the upper end of the sliding rod extends to the upper side of the detection box, a workpiece can be clamped on the chuck, a turnover shaft is rotatably arranged between the inner walls of the upper side and the lower side of the working cavity, and a turnover plate is fixedly arranged on the turnover shaft;
the detection device comprises a detection shaft which is arranged on the turnover plate in a vertically sliding mode and is positioned on the right side of the turnover shaft, a first straight gear which is positioned on the upper side of the turnover plate is fixedly arranged on the detection shaft, a first rotating disc which is positioned on the lower side of the turnover plate is rotatably arranged on the detection shaft, a first spring is fixedly arranged between the upper end face of the first rotating disc and the lower end face of the turnover plate, and a detection grinding wheel which is positioned on the lower side of the first rotating disc and can abut against the upper end face of a workpiece is in threaded connection with the detection shaft;
a grinding device is arranged on the left side of the turnover shaft, the grinding device comprises a grinding shaft which is arranged on the turnover plate in a vertical sliding mode and is positioned at a symmetrical position of the detection shaft relative to the turnover shaft, a second rotating disc which is positioned on the upper side of the turnover plate is arranged on the grinding shaft in a rotating mode, a second spring is fixedly arranged between the lower end face of the second rotating disc and the upper end face of the turnover plate, a second straight gear which is positioned on the upper side of the second rotating disc is fixedly arranged on the grinding shaft, and a replacement grinding wheel which is positioned on the lower side of the turnover plate is arranged on the grinding shaft in a threaded connection mode;
the transmission intracavity is equipped with turning device, turning device is including fixed the setting fixed plate on the hydraulic stem, the fixed pin that is equipped with on the fixed plate right-hand member face, it is equipped with first axis of rotation to rotate between the inboard wall about the transmission chamber, the fixed sheave that is equipped with in the first axis of rotation, be equipped with on the sheave and supply the gliding semi-cycle groove of fixed pin.
2. A grinding apparatus for automatically detecting hardness of a workpiece to facilitate selection of a grinding wheel according to claim 1, wherein: conflict device still sets up including the embedding gravity sensor on the chuck up end, the embedding is equipped with the display screen on the work box right-hand member face, under the roof terminal surface with it is fixed to be equipped with the third spring to detect between the chamber downside inner wall.
3. A grinding apparatus for automatically detecting hardness of a workpiece to facilitate selection of a grinding wheel according to claim 2, wherein: the detection device further comprises a grinding motor embedded in the inner wall of the upper side of the working chamber, a chip removal box is fixedly arranged on the inner wall of the right side of the working chamber, a chip removal cavity is arranged between the left end face of the chip removal box and the right end face of the working chamber in a through mode, a second rotating shaft connected with the lower end of the grinding motor in a power connection mode is connected with the inner wall of the upper side and the lower side of the chip removal cavity in a rotating mode, a third rotating shaft positioned on the left side of the second rotating shaft is arranged on the inner wall of the upper side of the working chamber in a rotating mode, the third rotating shaft is connected with a second rotating shaft through a belt, a third straight gear capable of being meshed with the first straight gear and the second straight gear is fixedly arranged on the third rotating shaft, two connecting rods are symmetrically arranged on the upper side and the lower side of the inner wall of the chip removal cavity in an up-down mode and fixedly arranged on the inner walls of the upper side and the lower side of the chip removal cavity, a linking block is internally rotatably provided with a fourth rotating shaft meshed with the second rotating shaft, a chip removal fan is fixedly arranged on the fourth rotating shaft.
4. A grinding apparatus for automatically detecting hardness of a workpiece to facilitate selection of a grinding wheel according to claim 3, wherein: grinding device still including fixed setting on the working chamber right side inner wall and with second axis of rotation rotates the bearing plate of connection, the fixed step motor that is equipped with on the bearing plate up end, step motor lower extreme power connect be equipped with chip removal case up end rotates the fifth axis of rotation of connection, bearing plate down the terminal surface with the fixed guide arm that is equipped with between the chip removal case up end, the guide arm up-and-down slip be equipped with fifth axis of rotation threaded connection's threading board, the terminal surface can contradict under the threading board second rolling disc up end.
5. A grinding apparatus for automatically detecting hardness of a workpiece to facilitate selection of a grinding wheel according to claim 1, wherein: the turnover device further comprises a fourth straight gear which is fixedly arranged on the first rotating shaft and positioned on the lower side of the grooved wheel, a rotating wheel which is positioned on the lower side of the fourth straight gear is fixedly arranged on the grooved wheel, eight sliding holes which are far away from the first rotating shaft side and are formed in the rotating wheel around the first rotating shaft annular array are formed in the rotating wheel, sliding teeth are arranged in the sliding holes in a sliding mode, fourth springs are fixedly arranged between the side end faces of the sliding teeth, which are close to the first rotating shaft side, and the inner wall of the first rotating shaft side, of the sliding holes, a sixth rotating shaft is rotatably arranged on the inner wall of the lower side of the transmission cavity, a fifth straight gear which can be meshed with the sliding teeth is fixedly arranged on the sixth rotating shaft, a cam which is positioned on the lower side of the fifth straight gear is fixedly arranged on the sixth rotating shaft, the half circumference of the cam is circular with a constant diameter, and the diameter of the other half circumference is larger than the diameter of the half circumference, two sliding cavities are symmetrically arranged in the working box body up and down relative to the transmission cavity, sliding blocks are arranged in the sliding cavities in a left-right sliding mode, fifth springs are fixedly arranged on the right end faces of the sliding blocks and the inner wall of the right side of the sliding cavities, a stroke groove communicated with the transmission cavity is formed in the inner wall of one side, close to the transmission cavity, of the sliding cavities, a seventh rotating shaft is arranged between the two sliding blocks in a rotating mode, the seventh rotating shaft slides in the stroke groove, a touch wheel which is in touch with the cam is fixedly arranged on the seventh rotating shaft, a sixth straight gear which is located on the side of the touch wheel and can be meshed with the fourth straight gear is fixedly arranged on the seventh rotating shaft, a seventh straight gear located on the upper side of the sixth straight gear is fixedly arranged on the seventh rotating shaft, an eighth rotating shaft which is rotatably connected with the inner wall of the lower side of the working cavity is arranged on the upper side of the transmission cavity, and an eighth straight gear located in the transmission cavity is fixedly arranged on the eighth rotating shaft, the eighth straight-teeth gear can with the meshing of seventh straight-teeth gear, control the array and rotate and be equipped with the ninth axis of rotation that two belts are connected each other between the side inner wall around the working chamber, the right side the ninth axis of rotation with the meshing of eighth axis of rotation skewed tooth is connected, the left side the ninth axis of rotation with the meshing of upset axle skewed tooth is connected.
CN202110047237.5A 2021-01-14 2021-01-14 Grinding device capable of automatically detecting hardness of workpiece and facilitating selection of grinding wheel Active CN112621482B (en)

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CN111230677A (en) * 2020-03-17 2020-06-05 慈溪卓柏科技有限公司 Grinding equipment capable of automatically detecting hardness of material
CN112093407A (en) * 2020-09-18 2020-12-18 东莞市固德智能科技有限公司 Automatic production equipment for detecting smoothness of corners of middle frame of mobile phone

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