CN114888719A - Sheet metal grinding device - Google Patents
Sheet metal grinding device Download PDFInfo
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- CN114888719A CN114888719A CN202210817943.8A CN202210817943A CN114888719A CN 114888719 A CN114888719 A CN 114888719A CN 202210817943 A CN202210817943 A CN 202210817943A CN 114888719 A CN114888719 A CN 114888719A
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- Prior art keywords
- groove
- metal plate
- moving
- block
- spring
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention relates to the technical field of metal plate processing equipment, and discloses a metal plate grinding device which comprises a grinding wheel and a moving block, wherein the grinding wheel comprises a grinding wheel body and a grinding wheel body; the moving block is arranged on one side of the grinding wheel in a horizontally reciprocating manner under the driving of the driving mechanism I, and a metal plate is arranged below the moving block; one end surface of the metal plate is abutted against the grinding wheel; the driving mechanism I can change the stroke of the horizontal reciprocating movement of the metal plate under the driving of the adjusting mechanism; the metal plate can move downwards under the moving block under the driving of the driving mechanism II, then turn over for 180 degrees and reset upwards. The invention can adjust the grinding stroke and automatically turn over the metal plate.
Description
Technical Field
The invention relates to the technical field of metal plate processing equipment, in particular to a metal plate grinding device.
Background
The grinding wheel is usually adopted to grind the surface of the metal plate, a driving mechanism is arranged in the prior art to enable the metal plate to move in a reciprocating mode below the grinding wheel, but the stroke of the reciprocating motion is usually not easy to adjust, and numerical control is needed
The numerical control system has higher cost, and the other surface can be ground only by being installed after being dismantled and turned over again, so the operation is troublesome, and the metal plate grinding device which can adjust the grinding stroke and can automatically turn over the metal plate is provided.
Disclosure of Invention
In view of the technical problems in the background art, the invention provides a metal plate grinding device which can adjust the grinding stroke and can automatically turn over a metal plate. In order to achieve the purpose, the invention provides the following technical scheme: a metal plate grinding device comprises a grinding wheel and further comprises a moving block. The moving block is driven by the driving mechanism I to be arranged on one side of the grinding wheel in a horizontally reciprocating manner, and a metal plate is arranged below the moving block; one end surface of the metal plate is abutted against the grinding wheel; the driving mechanism I can change the stroke of the horizontal reciprocating movement of the metal plate under the driving of the adjusting mechanism.
The metal plate can move downwards under the moving block under the driving of the driving mechanism II, then turn over for 180 degrees and reset upwards.
The driving mechanism I comprises a connecting shaft, a supporting block and a connecting rod; the moving block is arranged on one side of the grinding wheel in a horizontally moving manner; the connecting shaft is horizontally arranged and is rotationally arranged at one side of the moving block under the driving of the motor. The other end of the connecting shaft is connected with the grinding wheel in a penetrating way and is connected with the supporting block; the support block is rotatably provided with a rotating disc.
One end of the connecting rod is rotatably connected with one side surface of the moving block, and the other end of the connecting rod is rotatably connected with the eccentric position of the rotating disc; when the rotating disc rotates, the distance between the corresponding position of one end, connected with the support block, of the connecting shaft on the rotating disc and the other end of the connecting rod changes, and the stroke of the moving block in horizontal reciprocating motion changes.
The adjusting mechanism further comprises a locking rod; the supporting block is provided with a groove for the rotating disc to rotate; the rotating disc is rotatably arranged in the groove of the supporting block around the center of the rotating disc, and gear teeth are uniformly distributed on the outer side wall of the rotating disc; the locking rod is arranged on the support block and below the rotating disc in a vertically movable manner, and the top end of the locking rod is intermittently matched with the teeth of the rotating disc; the position of the locking rod inserted into the gap between the two gear teeth corresponds to one end of the connecting shaft connected with the support block. The adjustment mechanism further comprises a first spring; the supporting block is provided with a first through groove capable of accommodating the locking rod to move up and down; the lower end of the locking rod extends out of the first through groove of the support block; the first through groove is provided with a first limiting groove which can contain a first spring and is communicated with the groove; the first spring is sleeved on the locking rod, one end of the first spring is installed on the locking rod, and the other end of the first spring is installed on the inner wall of the first limiting groove.
The driving mechanism II comprises a rotating shaft and a driving assembly; a storage box is arranged below the moving block; a second through groove for the rotating shaft to vertically move is formed in one side wall, close to the grinding wheel, of the storage box, a sliding block capable of moving up and down is arranged in the storage box, and the sliding block is driven by an air cylinder to be arranged in the storage box in a manner of moving up and down; a first through hole capable of accommodating the horizontal movement of the rotating shaft is formed in the sliding block.
A metal plate is detachably mounted at one end of the rotating shaft, which extends out of the second through groove of the storage box, and a gear is mounted at the other end of the rotating shaft, which penetrates through the first through hole of the sliding block; a first rail and a second rail are arranged on the inner wall of the storage box in parallel; a rack meshed with the gear is vertically arranged on the first track; the gear is driven by the driving assembly to move vertically downwards along the first track and then switch to the second track to vertically upwards restore the original position.
The driving assembly adopts a first limiting frame and a second limiting frame; third through grooves matched with the moving columns are formed in the first limiting frame and the second limiting frame respectively, and inclined grooves extend towards one side of the third through grooves; the first limiting frame and the second limiting frame are oppositely arranged on the inner wall of the storage box and close to the upper end and the lower end of the first rail; the third through groove of the first limiting frame and the chute of the second limiting frame are arranged oppositely; the chute of the first limiting frame and the third chute of the second limiting frame are arranged oppositely; a fourth through groove which can be used for the horizontal movement of the moving strip is formed in the sliding block, and a fifth through groove which penetrates through the moving block and can accommodate the movement of the moving column is formed in one side of the fourth through groove; the movable strip is arranged in the fourth through groove, a movable column is arranged on one side face of the movable strip, and a U-shaped frame sleeved on the gear is arranged at the other end of the movable strip.
The driving mechanism II further comprises a second spring and a positioning pin; two positioning holes are sequentially formed in one side wall of the moving strip along the horizontal direction; and a second through hole which is vertical to the first through hole and can accommodate the horizontal movement of the positioning pin is arranged in the sliding block along the horizontal direction, and a limiting groove which can accommodate a second spring is arranged in the second through hole.
The positioning pin is arranged in the second through hole of the sliding block, one end of the positioning pin is hemispherical, the end of the positioning pin is matched with the positioning hole, and the other end of the positioning pin extends out of the sliding block.
The second spring is sleeved on the outer peripheral side of the positioning pin, one end of the second spring is installed on the positioning pin, and the other end of the second spring is installed on the inner wall of one side of the limiting groove.
The receiver adopts transparent material.
The invention has the following beneficial effects.
1. Through setting up actuating mechanism I, sheet metal can be at the reciprocal grinding of emery wheel below, realizes sheet metal's automatic grinding.
2. The driving mechanism I can change the stroke of the horizontal reciprocating movement of the metal plate under the driving of the adjusting mechanism, and further can be suitable for metal plates with different lengths.
3. The driving mechanism II can realize automatic turnover of the metal plate, and complicated steps of turnover after disassembly and installation are avoided.
4. Through setting up drive assembly for switch back and forth on first track and second track with sheet metal coaxial coupling's gear, realize sheet metal's turn-over and reset.
Drawings
Fig. 1 is a schematic view of the structure of the grinding apparatus of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a partially enlarged view (initial state) of a in fig. 2.
Fig. 4 is a partially enlarged view (turn-over completed state) of a in fig. 3.
Fig. 5 is a schematic structural view (initial state) of the driving mechanism ii in the present invention.
Fig. 6 is a schematic view showing the installation of the driving mechanism ii (initial state) in the present invention.
Fig. 7 is a schematic view showing a positional structure of the connecting shaft in the present invention.
FIG. 8 is a schematic view of the internal structure of the slider in the present invention.
In the figure, 1-grinding wheel, 21-moving block, 3-driving mechanism I, 31-connecting shaft, 32-supporting block, 321-groove, 322-first limiting groove, 33-connecting rod, 34-motor, 35-bracket, 4-driving mechanism II, 41-rotating shaft, 42-storage box, 421-second through groove, 422-first track, 423-second track, 43-sliding block, 431-first through hole, 432-fourth through groove, 433-fifth through groove, 434-second through hole, 435-second limiting groove, 44-gear, 45-driving component, 451-first limiting frame, 4511-third through groove, 4512-chute, 452-second limiting frame, 4521-third through groove, 4522-chute, 46-moving strip, 461-moving column, 462-U-shaped frame, 463-positioning hole, 47-air cylinder, 471-piston rod, 48-rack, 49-locking piece, 491-positioning pin, 4911-hemispherical bulge, 492-second spring, 5-metal plate, 6-sliding groove, 7-adjusting mechanism, 71-rotating disc, 711-gear tooth, 72-locking rod, 73-first spring.
Detailed Description
The first embodiment is as follows: as shown in fig. 1-8, a metal plate grinding device comprises a grinding wheel 1, and further comprises a moving block 21 which is driven by a driving mechanism i 3 to be horizontally arranged on one side of the grinding wheel 1 in a reciprocating manner, and a metal plate 5 is arranged below the moving block 21; one end face of the metal plate 5 is abutted against the grinding wheel 1, and the metal plate 5 can be ground under the grinding wheel 1 in a reciprocating manner along with the moving block 21; the driving mechanism I3 can change the stroke of the horizontal reciprocating movement of the metal plate 5 under the driving of the adjusting mechanism 7, and further can be suitable for metal plates 5 with different lengths.
Example two: on the basis of the first embodiment, in order to realize the function that the driving mechanism i 3 can change the stroke of the horizontal reciprocating movement of the metal plate 5 under the driving of the adjusting mechanism 7, the driving mechanism i 3 adopted by the grinding device comprises a connecting shaft 31, a supporting block 32 and a connecting rod 33.
The moving block 21 is horizontally movably arranged on one side of the grinding wheel 1, a sliding groove 6 is horizontally arranged on one side of the grinding wheel 1, a bulge is arranged on the other side surface of the moving block 21 and is arranged in the horizontally arranged sliding groove 6, and the bulge of the moving block 21 is horizontally movably arranged in the sliding groove 6 on one side of the grinding wheel 1.
As shown in fig. 7, the connecting shaft 31 is horizontally disposed, and the connecting shaft 31 is rotatably disposed on a bracket 35 located at a side of the moving block 21 by a motor 34; the other end of the connecting shaft 31 is connected with the grinding wheel 1 in a penetrating way and is connected with the supporting block 32; the connecting shaft 31 rotates the grinding wheel 1 and the support block 32.
The adjustment mechanism 7 includes a rotary disc 71; a rotating disc 71 is rotatably arranged on the supporting block 32; one end of the connecting rod 33 is rotatably connected with one side surface of the moving block 21, and the other end of the connecting rod 33 is rotatably connected with the eccentric position of the rotating disc 71; the distance between the corresponding position of one end of the connecting shaft 31 connected with the support block 32 on the rotating disc 71 and the other end of the connecting rod 33 is equivalent to the crank in the crank-slider mechanism, the support block 32 rotates, and the connecting rod 33 drives the moving block 21 to horizontally move. Since the other end of the connecting rod 33 is located at an eccentric position of the rotating disc 71, when the rotating disc 71 rotates, a distance between a corresponding position of one end of the connecting shaft 31 connected with the support block 32 on the rotating disc 71 and the other end of the connecting rod 33 changes (corresponding to a change in the length of the crank), and a stroke of the horizontal reciprocating movement of the moving block 21 changes.
Example three: on the basis of the second embodiment, in order to realize the function of adjusting the length of the crank, the adjusting mechanism 7 adopted by the grinding device further comprises a locking rod 72 and a first spring 73.
The supporting block 32 is provided with a groove 321 for the rotating disc 71 to rotate; the rotary disk 71 is rotatably disposed in the groove 321 of the support block 32 around the center of the rotary disk 71, and gear teeth 711 are uniformly disposed on the outer side wall of the rotary disk 71.
The locking rod 72 is arranged on the support block 32 and below the rotating disc 71 in a vertically movable manner, and the top end of the locking rod 72 is intermittently matched with the gear teeth 711 of the rotating disc 71; the position of the locking bar 72 inserted into the gap between the two gear teeth 711 corresponds to the end of the connecting shaft 31 connected to the support block 32.
The supporting block 32 is provided with a first through groove (not shown in the figure) which can accommodate the locking rod 72 to move up and down; the lower end of the locking rod 72 extends out of the first through groove of the support block 32; the first through groove is provided with a first limiting groove 322 which can contain the first spring 73 and is communicated with the groove 321; the first spring 73 is sleeved on the locking rod 72, one end of the first spring 73 is installed on the locking rod 72, and the other end of the first spring 73 is installed on the inner wall of the first limiting groove 322 of the support block 32, as shown in fig. 1-2, in an initial state, the first spring 73 is in a free state of neither stretching nor compressing, and at this time, the top end of the locking rod 72 is inserted into a gap between the two gear teeth 711, so that the rotating disc 71 is fixed. When the moving stroke of the metal plate 5 needs to be adjusted, the locking rod 72 is pulled downwards, the first spring 73 is compressed, the top end of the locking rod 72 is separated from a gap between the two gear teeth 711, the rotating disc 71 is rotated, so that the gap between the two different gear teeth 711 is located at a position which can be abutted to the locking rod 72, the locking rod 72 is loosened, the first spring 73 is reset and extended to drive the locking rod 72 to move upwards, the top end of the locking rod 72 is inserted into the gap between the two gear teeth 711 again, the rotating disc 71 is locked, and the position (corresponding to the end, connected with the support block 32, of the connecting shaft 31) where the locking rod 72 is inserted into the gap between the two gear teeth 711 is changed relative to the distance from the end, connected with the rotating disc 71, of the connecting rod 33.
Example four: on the basis of the first embodiment, in order to realize the function of automatically turning over the metal plate 5, the driving mechanism ii 4 adopted by the grinding device comprises a rotating shaft 41 and a driving assembly 45.
A storage box 42 is arranged below the moving block 21; a second through groove 421 for the rotation shaft 41 to move vertically is arranged on one side wall of the storage box 42 close to the grinding wheel 1, and a slide block 43 capable of moving up and down is arranged in the storage box 42; the slider 43 is vertically moved by the cylinder 47 and is installed in the storage case 42, and a first through hole 431 is provided in the slider 43 to accommodate the horizontal movement of the rotary shaft 41.
The metal plate 5 is detachably mounted on one end of the rotating shaft 41 extending out of the second through groove 421 of the storage box 42, and the gear 44 is mounted on the other end of the rotating shaft passing through the first through hole 431 of the slider 43; a first rail 422 and a second rail 423 are arranged on the inner wall of the storage box 42 in parallel; the first rail 422 is vertically provided with a rack 48 engaged with the gear 44, the first rail and the second rail do not exist actually, and two rails are drawn in the figure for clearly showing the track of the gear; the gear 44 is driven by the driving assembly 45 to return to the original position vertically upward along the first rail 422 and then vertically downward and then switch to the second rail 423.
The driving assembly 45 adopts a first limit frame 451 and a second limit frame 452; a third through groove 4511 adapted to the movable column 461 is disposed on the first limiting frame 451, the third through groove 4511 extends to one side to be provided with a chute 4512 (the inclined plane inclines towards the first rail 422), the second limiting frame 452 is provided with a third through groove 4521 adapted to the movable column 461, and the third through groove 4521 extends to one side to be provided with a chute 4522 (the inclined plane inclines towards the first rail 422); the first limiting frame 451 and the second limiting frame 452 are oppositely arranged on the inner wall of the storage box 42 and close to the upper end and the lower end of the first rail 422; the third through groove 4511 of the first limiting frame 451 is opposite to the inclined groove 4522 of the second limiting frame 452; the inclined groove 4512 of the first limit frame 451 and the third through groove 4521 of the second limit frame 452 are oppositely arranged.
As shown in fig. 5-6, a fourth through groove 432 is formed in the slider 43 for allowing the moving bar 46 to move horizontally, and a fifth through groove 433 is formed in one side of the fourth through groove 432 and penetrates through the moving block 21 to accommodate the moving column 461; the moving bar 46 is disposed in the fourth through-groove 432, and a moving column 461 is mounted on one side of the moving bar 46, and a U-shaped frame 462 fitted over the gear 44 is mounted on the other side. When the driving assembly 45 drives the moving column 461 on the moving bar 46 to move in the fifth through groove 433 of the sliding block 43, the moving bar 46 moves horizontally in the fourth through groove 432 of the sliding block 43, and the U-shaped frame 462 on the moving bar 46 pushes the gear 44 to move horizontally, thereby pushing the rotating shaft 41 to move horizontally in the first through hole 431 of the sliding block 43, so that the gear 44 is switched back and forth between the first track 422 and the second track 423.
Example five: on the basis of the fourth embodiment, in order to prevent the moving bar 46 from horizontally displacing during the up-and-down movement of the slide block 43, the driving mechanism ii 4 adopted by the grinding apparatus further includes a locking member 49, and the locking member 49 includes a second spring 492 and a positioning pin 491.
Two positioning holes 463 are formed in the side wall of the moving strip 46 in sequence along the horizontal direction; a second through hole 434 which is perpendicular to the first through hole 431 and can accommodate the horizontal movement of the positioning pin 491 is arranged in the sliding block 43 along the horizontal direction, and a second limit groove 435 which can accommodate a spring is arranged in the second through hole 434.
The positioning pin 491 is disposed in the second through hole 434 of the slider 43, one end of the positioning pin 491 is provided with a hemispherical protrusion 4911, the hemispherical protrusion 4911 is adapted to the positioning hole 463, and the other end extends out of the slider 43; the second spring 492 is sleeved on the outer periphery side of the positioning pin 491, one end of the second spring 492 is installed on the positioning pin 491, the other end is installed on one inner wall of the second limit groove 435, initially, the second spring 492 is in a free state of neither stretching nor compressing, one end of the hemispherical protrusion 4911 of the positioning pin 491 is located in one positioning hole 463 of the moving bar 46, at this time, under the condition of no external force, the moving bar 46 is locked by the positioning pin 491 and cannot move horizontally along the fourth through groove 432 of the slider 43, when the moving bar 46 is applied with external force and moves horizontally along the length direction of the moving bar 46, because one end of the positioning pin 491 extending into the positioning hole 463 is the hemispherical protrusion 4911, when the moving bar 46 moves horizontally, the hemispherical protrusion 4911 is pushed to move towards the outer side of the second through hole 434 of the slider 43, the positioning pin 491 moves towards the outer side, the second spring 492 compresses, and when the moving bar 46 stops moving, the second spring 492 is extended and reset to drive the positioning pin 491 to move inwards along the second through hole 434 of the slider 43, one end of the hemispherical protrusion 4911 is extended into the other positioning hole 463 of the moving bar 46 again, and then the moving bar 46 is displaced only when passing through the first limiting frame 451 and the second limiting frame 452, and the positioning pin 491 and the second spring 492 are locked without external force in the rest moving process.
Example six: on the basis of the first embodiment, the grinding device comprises the driving mechanism I3, the driving mechanism II 4 and the adjusting mechanism 7. The storage box 42 is made of transparent materials, so that the turnover condition can be observed conveniently.
As shown in fig. 1-8, the working principle and flow of the present invention are as follows.
Adjusting the stroke of the metal sheet 5: as shown in fig. 1, in the initial state, the first spring 73 is in a free state in which it is neither stretched nor compressed, and at this time, the tip end of the lock lever 72 is inserted in the gap between the two gear teeth 711, so that the rotating disc 71 is fixed. When the moving stroke of the metal plate 5 needs to be adjusted, the locking rod 72 is pulled downwards, the first spring 73 is compressed, the top end of the locking rod 72 is separated from a gap between two gear teeth 711, the rotating disc 71 is rotated, so that the gap between two different gear teeth 711 is located at a position which can be abutted to the locking rod 72, the locking rod 72 is loosened, the first spring 73 is reset and extended to drive the locking rod 72 upwards, the top end of the locking rod 72 is inserted into the gap between the two gear teeth 711 again, the rotating disc 71 is locked, because the other end of the connecting rod 33 is located at the eccentric position of the rotating disc 71, the distance between one end, connected with the connecting shaft 31 and the support block 32, of the other end of the connecting rod 33 is changed, the length of a crank equivalent to that of the crank slider mechanism is changed, the connecting rod 33 drives the slider 43 to horizontally reciprocate, and further the length of the stroke of the slider 43 is changed.
Grinding: starting motor 34, connecting axle 31 rotates, and emery wheel 1 and a piece 32 follow rotate, drives slider 43 horizontal reciprocating motion through connecting rod 33, and the axis of rotation 41 in the receiver 42 of slider 43 below drives the one side of sheet metal 5 and grinds in emery wheel 1 below is reciprocal.
When it is desired to turn over the metal plate 5, initially, as shown in fig. 3 and 5, the gear 44 is located at the uppermost initial position of the first rail 422, the moving post 461 is located at the uppermost position of the third through groove 4511 in the first stopper 451, the second spring 492 is in a free state of being neither stretched nor compressed, and one end of the hemispherical protrusion 4911 of the positioning pin 491 is located in one positioning hole 463 of the moving bar 46. The air cylinder 47 is started, the piston rod 471 of the air cylinder 47 drives the sliding block 43 to move downwards, the rotating shaft 41 and the gear 44 move downwards in the moving process, the gear 44 turns 180 degrees when passing through the rack 48, so as to drive the rotating shaft 41 and the metal plate 5 to turn 180 degrees, when the sliding block 43 continues to move downwards, the moving column 461 enters the inclined groove 4522 of the second limiting frame 452 until further entering the third through groove 4521 of the second limiting frame 452, the inclined surface of the inclined groove 4522 of the second limiting frame 452 pushes the moving column 461 to move in the direction close to the second track 423 in the moving process, so that the moving bar 46 moves, one end of the hemispherical protrusion 4911 of the positioning pin 491 moves along the outer side of the second through hole 434 under force, the second spring 492 compresses, the U-shaped frame 462 on the moving bar 46 pushes the gear 44 to move in the direction close to the second track 423, the gear 44 enters the second track 423, so as to further cause the rotating shaft 41 and the metal plate 5 to move in the direction close to the second track 423, until the moving post 461 enters the third through hole 4521 of the second stopper 452, the moving bar 46 stops moving, at this time, the second spring 492 resets to drive one end of the hemispherical protrusion 4911 of the positioning pin 491 to extend into the other positioning hole 463 of the moving bar 46, at this time, the piston rod 471 of the air cylinder 47 drives the slider 43 to move upward, because there is no rack 48 on the second rail 423, the gear 44 does not rotate and the direction of the metal plate 5 does not change during the upward movement from the second rail 423, when the slider 43 moves to the lower side of the first stopper 451, the moving post 461 enters the inclined groove 4512 of the first stopper 451 and enters the third through hole 4511 of the first stopper 451, the inclined surface of the inclined groove 4511 pushes the moving post 461 to move in the direction away from the second rail 423, so that the moving bar 46 moves, one end of the hemispherical protrusion 4911 of the positioning pin 491 moves along the outer side of the second through hole 434 under the force, the second spring 492 is compressed again, the U-shaped frame 462 on the moving bar 46 pushes the gear 44 to move in a direction away from the second rail 423, the gear 44 returns to the initial position of the first rail 422 again until the moving post 461 enters the third through groove 4511 of the first limiting frame 451, the moving bar 46 stops moving, at this time, the second spring 492 resets to drive one end of the hemispherical protrusion 4911 of the positioning pin 491 to extend into one positioning hole 463 of the moving bar 46, the surface of the metal plate 5 is turned over, the motor 34 is restarted, and the other surface of the metal plate 5 is ground again.
Claims (10)
1. The utility model provides a sheet metal grinding device, includes the emery wheel, its characterized in that: the device also comprises a moving block, a driving mechanism I, an adjusting mechanism and a driving mechanism II;
the moving block is driven by the driving mechanism I to be arranged on one side of the grinding wheel in a horizontally reciprocating manner, and a metal plate is arranged below the moving block; one end surface of the metal plate is abutted against the grinding wheel; the driving mechanism I can change the stroke of the horizontal reciprocating movement of the metal plate under the driving of the adjusting mechanism;
the metal plate can move downwards under the moving block under the driving of the driving mechanism II, then turn over for 180 degrees and reset upwards.
2. A metal plate grinding apparatus as defined in claim 1, wherein: the driving mechanism I comprises a connecting shaft, a supporting block and a connecting rod;
the moving block is arranged on one side of the grinding wheel in a horizontally moving manner;
the connecting shaft is horizontally arranged, and one end of the connecting shaft is rotatably arranged at one side of the moving block; the other end of the connecting shaft is connected with the grinding wheel in a penetrating way and is arranged on the supporting block; the supporting block is rotatably provided with a rotating disc;
one end of the connecting rod is rotatably connected with one side surface of the moving block, and the other end of the connecting rod is rotatably connected with the eccentric position of the rotating disc; when the rotating disc rotates, the distance between the corresponding position of one end, connected with the support block, of the connecting shaft on the rotating disc and the other end of the connecting rod changes, and the stroke of the moving block in horizontal reciprocating movement changes.
3. The metal plate grinding device according to claim 2, wherein: the adjusting mechanism comprises a locking rod;
the supporting block is provided with a groove for the rotating disc to rotate; the rotating disc is rotatably arranged in the groove of the supporting block around the center of the rotating disc, and gear teeth are uniformly distributed on the outer side wall of the rotating disc;
the locking rod is arranged on the support block and below the rotating disc in a vertically movable manner, and the top end of the locking rod is intermittently matched with the teeth of the rotating disc; the position of the locking rod inserted into the gap between the two gear teeth corresponds to one end of the connecting shaft connected with the support block.
4. A metal plate grinding device according to claim 3, wherein: the adjustment mechanism further comprises a first spring;
the supporting block is provided with a first through groove capable of accommodating the locking rod to move up and down; the lower end of the locking rod extends out of the first through groove of the support block;
the first through groove is provided with a first limiting groove which can contain a first spring and is communicated with the groove; the first spring is sleeved on the locking rod, one end of the first spring is installed on the locking rod, and the other end of the first spring is installed on the inner wall of the first limiting groove.
5. The metal plate grinding device according to claim 1, wherein: the driving mechanism II comprises a rotating shaft and a driving assembly;
a storage box is arranged below the moving block; a second through groove for the rotating shaft to vertically move is formed in one side wall, close to the grinding wheel, of the storage box, and a sliding block capable of moving up and down is arranged in the storage box; a first through hole capable of accommodating the horizontal movement of the rotating shaft is formed in the sliding block;
a metal plate is detachably mounted at one end of the rotating shaft, which extends out of the second through groove of the storage box, and a gear is mounted at the other end of the rotating shaft, which penetrates through the first through hole of the sliding block; a first rail and a second rail are arranged on the inner wall of the storage box in parallel; a rack meshed with the gear is vertically arranged on the first track; the gear is driven by the driving assembly to move vertically downwards along the first track and then switch to the second track to vertically upwards restore the original position.
6. The metal plate grinding device according to claim 5, wherein: the driving mechanism II further comprises a moving strip; the driving assembly adopts a first limiting frame and a second limiting frame;
third through grooves matched with the moving columns are formed in the first limiting frame and the second limiting frame respectively, and inclined grooves extend towards one side of the third through grooves; the first limiting frame and the second limiting frame are oppositely arranged on the inner wall of the storage box and close to the upper end and the lower end of the first rail; the third through groove of the first limiting frame and the chute of the second limiting frame are arranged oppositely; the chute of the first limiting frame and the third chute of the second limiting frame are arranged oppositely;
a fourth through groove which can be used for the horizontal movement of the moving strip is formed in the sliding block, and a fifth through groove which penetrates through the moving block and can accommodate the movement of the moving column is formed in one side surface of the fourth through groove; the movable strip is arranged in the fourth through groove, a movable column is arranged on one side face of the movable strip, and a U-shaped frame sleeved on the gear is arranged at the other end of the movable strip.
7. The metal plate grinding device according to claim 6, wherein: the driving mechanism II further comprises a second spring and a positioning pin;
two positioning holes are sequentially formed in one side wall of the moving strip along the horizontal direction; a second through hole which is vertical to the first through hole and can accommodate the horizontal movement of the positioning pin is arranged in the sliding block along the horizontal direction, and a limiting groove which can accommodate a second spring is arranged in the second through hole;
the positioning pin is arranged in the second through hole of the sliding block, one end of the positioning pin is hemispherical, the end of the positioning pin is matched with the positioning hole, and the other end of the positioning pin extends out of the sliding block;
the second spring is sleeved on the outer peripheral side of the positioning pin, one end of the second spring is installed on the positioning pin, and the other end of the second spring is installed on the inner wall of one side of the limiting groove.
8. The metal plate grinding device according to claim 5, wherein: the sliding block is driven by the cylinder to be arranged in the containing box in a vertically moving mode.
9. The metal plate grinding device according to claim 5, wherein: the receiver adopts transparent material.
10. The metal plate grinding device according to claim 2, wherein: the connecting shaft is driven by a motor and is rotatably arranged at one side of the moving block.
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| CN202210817943.8A CN114888719A (en) | 2022-07-13 | 2022-07-13 | Sheet metal grinding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157054A (en) * | 2022-09-07 | 2022-10-11 | 江苏惠利隆塑业集团有限公司 | Plastic block edge grinding device |
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