CN117206999B - Double-end-face grinding machine capable of improving grinding precision - Google Patents
Double-end-face grinding machine capable of improving grinding precision Download PDFInfo
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- CN117206999B CN117206999B CN202311476633.5A CN202311476633A CN117206999B CN 117206999 B CN117206999 B CN 117206999B CN 202311476633 A CN202311476633 A CN 202311476633A CN 117206999 B CN117206999 B CN 117206999B
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- 238000000227 grinding Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 238000005498 polishing Methods 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims description 39
- 230000007306 turnover Effects 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000007517 polishing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention relates to the technical field of double-end-face grinding machines, in particular to a double-end-face grinding machine capable of improving grinding precision, which comprises a machine base, wherein grinding mechanisms are arranged at left and right sides of the top surface of the machine base at intervals and symmetrically, a feeding mechanism is arranged at the middle position of the top surface of the machine base, and the feeding mechanism is used for conveying a workpiece between the two grinding mechanisms for grinding; the feeding mechanism comprises a mounting frame and a chain plate type conveying belt arranged in the mounting frame, and a plurality of charging mechanisms are uniformly arranged on the outer surface of the chain plate type conveying belt at intervals; the rotary cylinder is internally provided with the two clamping pieces, and when the charging mechanism moves between the two pushing parts, the two clamping pieces can be mutually close to each other and clamp the workpiece, so that the workpiece is ensured to be stable in the polishing process, and the polishing precision is improved.
Description
Technical Field
The invention relates to the technical field of double-end-face grinding machines, in particular to a double-end-face grinding machine capable of improving grinding precision.
Background
The double-end-face grinder is a high-efficiency plane processing machine tool, two parallel end faces are ground in one processing process, and the grinding machine tool can be divided into a horizontal type and a vertical type according to the structure, and can be divided into a penetrating type, a rotary table type and a reciprocating type according to the feeding mode.
At present, a common horizontal double-end-face grinding machine generally comprises a machine base, two grinding mechanisms and a feeding mechanism, wherein the two grinding mechanisms are symmetrically arranged on the left side and the right side of the top surface of the machine base, and the feeding mechanism is arranged between the two grinding mechanisms and used for conveying a workpiece between the two grinding mechanisms for grinding. At present, a turntable type feeding mechanism is generally adopted for grinding two ends of a cylindrical workpiece, as shown in fig. 1, a plurality of accommodating grooves are formed in the peripheral wall of the turntable, the accommodating grooves are arc-shaped and can just accommodate the cylindrical workpiece, and the turntable is always in a slow rotation state; when the rotary table moves to the position below the rotary table, the workpiece can drop down in a proper position due to gravity operation.
However, the rotary table type feeding mechanism in the prior art lacks a structure for fixing a workpiece, so that the workpiece is always in a movable state after being placed into a containing groove on the rotary table, and when the polishing disc polishes the end face of the workpiece, the polishing disc generates polishing acting force on the workpiece, so that the workpiece possibly generates slight vibration in the containing groove, and further polishing precision is affected. For this reason, we propose a double-ended grinding machine capable of improving the grinding accuracy to well solve the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide a double-end-face grinding machine capable of improving grinding precision, which is used for solving the problems in the background technology.
The invention is realized by the following technical scheme:
the double-end-face grinding machine capable of improving the grinding precision comprises a machine base, wherein grinding mechanisms are arranged at the left side and the right side of the top face of the machine base at intervals and symmetrically, a feeding mechanism is arranged at the middle position of the top face of the machine base, and the feeding mechanism is used for conveying a workpiece between the two grinding mechanisms for grinding; the feeding mechanism comprises a mounting frame and a chain plate type conveyor belt arranged in the mounting frame, and a plurality of charging mechanisms are uniformly arranged on the outer surface of the chain plate type conveyor belt at intervals;
the charging mechanism comprises a mounting cylinder and a rotating cylinder, wherein the rotating cylinder is inserted into the mounting cylinder and is in running fit with the mounting cylinder, mounting parts are symmetrically arranged on two inner side walls of the left end and the right end of the rotating cylinder, through holes are formed in the mounting parts and the cylinder wall of the rotating cylinder in a penetrating mode, movable parts are inserted into the through holes, clamping pieces are fixedly arranged at opposite ends of the two movable parts, the opposite ends of the two movable parts extend out of the rotating cylinder and are provided with inclined planes, a mounting hole is formed in one surface of the mounting part, facing the center of the rotating cylinder, a reset spring is arranged in the mounting hole, and one end of the reset spring extends out of the mounting hole and is fixedly connected with the corresponding clamping pieces;
the left and right sides of the outside of the rotating cylinder are respectively sleeved with an extrusion sleeve, the extrusion sleeves are in sliding fit with the rotating cylinder along the axis direction of the rotating cylinder, the two extrusion sleeves are respectively positioned at the outer sides of the two movable parts, the left and right sides of the outside of the rotating cylinder are respectively sleeved with a pushing sleeve, the two pushing sleeves are respectively positioned at the outer sides of the two extrusion sleeves, the pushing sleeves are in sliding fit with the mounting cylinder along the axis direction of the mounting cylinder, and pushing wheels are respectively arranged on the opposite surfaces of the two pushing sleeves and at positions close to the bottom in a rotating manner;
the mounting frame is U-shaped, pushing parts are symmetrically arranged on the left side wall and the right side wall of the inside of the mounting frame, when the charging mechanism moves between the two pushing parts, the pushing wheels are in rolling fit with the pushing parts, the two extrusion sleeves move in opposite directions, and the two clamping pieces are close to each other; gear rings are fixedly sleeved on the left side and the right side of the outer part of the rotary cylinder, racks are arranged on the left side and the right side of the top surface of the mounting frame, and when the charging mechanism moves between the two racks, the gear rings are meshed with the racks;
the left side and the right side of the outer surface of the rotary cylinder are respectively provided with a fixed block between the two extrusion sleeves, the opposite surfaces of the two extrusion sleeves are respectively fixedly provided with a first guide rod, the first guide rods are in one-to-one correspondence with the fixed blocks, the length direction of the first guide rods is consistent with the length direction of the rotary cylinder, the fixed blocks are penetrated and provided with guide holes for the first guide rods to be inserted, the outside of the first guide rods is also sleeved with a pushing spring, and two ends of the pushing spring are respectively abutted with the fixed blocks and the extrusion sleeves, and the pushing spring is in a compressed state in a natural state; the inner peripheral wall of the extrusion sleeve is also provided with an extrusion wheel at a position close to the movable part;
a plurality of universal balls are arranged on one surface of the pushing sleeve facing the extrusion sleeve at intervals, the balls of the universal balls are in rolling fit with the extrusion sleeve, a plurality of second guide rods are further vertically arranged on one surface of the pushing sleeve facing the extrusion sleeve, and guide grooves for the second guide rods to be inserted are formed in the left end and the right end of the mounting cylinder; limiting parts are fixedly arranged on the left side and the right side of the outer surface of the rotary cylinder and positioned on the outer side of the pushing sleeve.
Optionally, the charging mechanism still includes the spacer bush, the interior bottom surface of spacer bush rotates and is equipped with the rotation axis, the top of rotation axis is equipped with the rotary disk, the installation section of thick bamboo fixed set up in the upper surface of rotary disk, the inside of spacer bush is equipped with the spiral spring, the inside and outside both ends of spiral spring respectively with the rotation axis and the inner wall fixed connection of spacer bush, the surface of rotation axis still is equipped with driven part, the fixed blocking shaft that is equipped with in interior bottom surface of spacer bush, under the natural state, driven part with blocking shaft butt, the center pin of installation section of thick bamboo perpendicular to chain plate conveyor's direction of transfer.
Optionally, a plurality of teeth are arranged on the peripheral wall of the rotating disk, and the teeth are distributed at one quarter of the circumference of the peripheral wall of the rotating disk; the inside lateral wall of mounting bracket is equipped with the adaptation strip, the adaptation strip includes arc rack section and light board section, works as when charging mechanism moves to adaptation strip position department, the tooth successively with arc rack section meshing and with light board section butt, and when tooth with light board section butt, the center pin of installation section of thick bamboo is on a parallel with the direction of transfer of chain slat type conveyer belt.
Optionally, the inside left and right sides wall of mounting bracket just is located the below of pushing part and all is equipped with the slide rail, the bottom surface left and right sides symmetry of rotary disk is provided with the sliding block, the bottom surface of sliding block seted up with slide rail looks adaptation spout.
Optionally, the charging mechanism further comprises a charging seat, the charging seat is fixedly arranged on the outer surface of the chain plate type conveyor belt, a turnover groove is formed in the upper surface of the charging seat, a turnover plate is rotationally arranged in the turnover groove, and the positioning sleeve is fixedly arranged on the upper surface of the turnover plate.
Optionally, the length direction of charging seat with the width direction of link joint formula conveyer belt is unanimous, hidden groove has still been seted up to the interior bottom surface in upset groove, the interior bottom surface in hidden groove is equipped with the guide rail that distributes along self length direction, it is provided with the displacement piece to slide on the guide rail, the displacement piece with articulated between the bottom surface of upset board is equipped with the connecting rod.
Optionally, one end of the displacement block is fixedly provided with a push rod, one end of the push rod penetrates through the side wall of the hidden groove and extends out of the charging seat, and the outer end of the push rod is provided with a turning wheel; the inside lateral wall of mounting bracket just is located the below of link joint formula conveyer belt and is equipped with the upset strip, the upset strip is isosceles trapezoid shape, works as when charging mechanism moves to the position department of upset strip, the upset wheel with the laminating of upset strip roll, the upset board is the incline state.
Optionally, a pulling spring is sleeved outside the pushing rod, two ends of the pulling spring are respectively connected with the displacement block and the inner wall of the hidden groove, and in a natural state, the pulling spring is in a stretching state, and the overturning plate is in a horizontal posture; a discharging hole is formed in a side wall of the mounting frame and located at a position right below the overturning strip.
Compared with the prior art, the invention provides the double-end-face grinding machine capable of improving the grinding precision, which has the following beneficial effects:
the rotary drum is internally provided with the two clamping pieces, and when the charging mechanism moves between the two pushing parts, the two clamping pieces can be mutually close to each other and clamp a workpiece, so that the workpiece is ensured to be stable in the polishing process, and the polishing precision is improved;
the gear ring is also sleeved on the peripheral wall of the rotary cylinder, the top end of the mounting frame is provided with the rack matched with the gear ring, and when the charging mechanism moves to the position of the rack, the gear ring can be meshed with the rack so as to drive the rotary cylinder to rotate, so that a workpiece is always in a autorotation state in the polishing process, and further polishing precision is improved;
the inner wall of the mounting frame is provided with the adapting strip, when the charging mechanism moves to the position of the adapting strip, the rotating disc can automatically rotate ninety degrees, so that the central axis direction of the rotating cylinder is consistent with the movement direction of the chain plate type conveyor belt, and an operator is helped to insert a workpiece into the rotating cylinder;
the inner wall of the mounting frame is also provided with the overturning strip, and when the charging mechanism moves to the position of the overturning strip, the overturning plate can automatically incline for a certain angle, so that workpieces are automatically discharged, the automation degree of the device can be improved, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a diagram of a turret structure of a prior art double-ended grinding machine;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic view of a charging mechanism of the present invention;
FIG. 4 is a schematic view of a feed mechanism according to the present invention;
FIG. 5 is a front view of the feed mechanism of the present invention;
FIG. 6 is a front view of the charging mechanism of the present invention;
FIG. 7 is a partial cross-sectional view of the charging mechanism of the present invention;
FIG. 8 is a schematic view of the structure of the mounting part and the movable part of the present invention;
FIG. 9 is a schematic view of the extrusion coating structure of the present invention;
FIG. 10 is a schematic view of the push sleeve of the present invention;
FIG. 11 is a schematic view of another construction of the push sleeve of the present invention;
FIG. 12 is a schematic view of the mounting structure of the present invention;
FIG. 13 is another angular schematic view of the mounting bracket of the present invention;
FIG. 14 is a top cross-sectional view of the spacer sleeve structure of the present invention;
FIG. 15 is a schematic view of a rotary disk and a strip according to the present invention;
FIG. 16 is a schematic view of the structure of the loading seat of the present invention;
fig. 17 is an enlarged corresponding view at a in fig. 5.
In the figure: 100. a base; 200. a polishing mechanism; 300. a feeding mechanism; 301. a mounting frame; 302. a link belt; 303. a pushing part; 304. a rack; 305. an adapter strip; 3051. an arcuate rack segment; 3052. a light panel section; 306. a slide rail; 307. turning over the strip; 308. a discharge port; 309. a deviation correcting plate; 400. a charging mechanism; 401. a mounting cylinder; 402. a rotary drum; 403. a mounting part; 404. a through hole; 405. a movable part; 406. a clamping piece; 407. a mounting hole; 408. a return spring; 409. extruding the sleeve; 410. pushing the sleeve; 411. a push wheel; 412. a gear ring; 413. a fixed block; 414. a first guide bar; 415. a guide hole; 416. a pushing spring; 417. a pressing wheel; 418. a universal ball; 419. a second guide bar; 420. a guide groove; 421. a limit part; 422. a positioning sleeve; 423. a rotation shaft; 424. a rotating disc; 425. a spiral spring; 426. a driven part; 427. a blocking shaft; 428. teeth; 429. a sliding block; 430. a charging seat; 431. a turnover groove; 432. a turnover plate; 433. hiding the groove; 434. a guide rail; 435. a displacement block; 436. a connecting rod; 437. a push rod; 438. turning wheels; 439. pulling the spring; 440. an anti-slip mat.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 2 and 4, a double-ended grinding machine capable of improving grinding precision comprises a machine base 100, grinding mechanisms 200 are symmetrically arranged at left and right sides of the top surface of the machine base 100 at intervals, a feeding mechanism 300 is arranged in the middle of the top surface of the machine base 100 and between the two grinding mechanisms 200, and the feeding mechanism 300 is used for conveying a workpiece between the two grinding mechanisms 200 for grinding; the feeding mechanism 300 comprises a mounting frame 301 and a link plate type conveyor belt 302 arranged in the mounting frame 301, wherein a plurality of charging mechanisms 400 are uniformly arranged on the outer surface of the link plate type conveyor belt 302 at intervals, and the charging mechanisms 400 are used for charging workpieces.
As shown in fig. 3 and 8, the charging mechanism 400 includes a mounting cylinder 401 and a rotating cylinder 402, the rotating cylinder 402 is inserted into the mounting cylinder 401 and is in running fit with the mounting cylinder 401, specifically, a bearing is sleeved in the mounting cylinder 401, the rotating cylinder 402 is in running fit with the mounting cylinder 401 through the bearing, mounting parts 403 are symmetrically arranged on two inner side walls of the left and right ends of the rotating cylinder 402, through holes 404 are jointly formed in the mounting parts 403 and the cylinder walls of the rotating cylinder 402 in a penetrating manner, movable parts 405 are inserted into the through holes 404, clamping pieces 406 are fixedly arranged at opposite ends of the two movable parts 405, opposite ends of the two movable parts 405 extend out of the rotating cylinder 402 and are provided with inclined planes, a mounting hole 407 is formed in one surface of the mounting part 403 facing the center of the rotating cylinder 402, a reset spring 408 is arranged in the mounting hole 407, and one end of the reset spring 408 extends out of the mounting hole 407 and is fixedly connected with the corresponding clamping pieces 406; when the return spring 408 is in a natural state, one end of the movable portion 405 extends to the outside of the through hole 404, and the inclined surface of the outer end of the movable portion 405 is disposed at one side away from the middle position of the rotary cylinder 402. As shown in fig. 7, the inner diameter of the rotary cylinder 402 is formed to be larger at both ends and smaller at the middle, and the inner diameter of the rotary cylinder 402 at the middle is slightly larger than the outer diameter of the workpiece.
As shown in fig. 6 and 9, the outer left and right sides of the rotary cylinder 402 are respectively sleeved with an extrusion sleeve 409, the extrusion sleeves 409 are in a ring shape, the extrusion sleeves 409 are in sliding fit with the rotary cylinder 402 along the axial direction of the rotary cylinder 402, the two extrusion sleeves 409 are respectively positioned at the outer sides of the two movable parts 405, the left and right sides of the outer surface of the rotary cylinder 402 and between the two extrusion sleeves 409 are respectively provided with a fixed block 413, the fixed blocks 413 are welded and fixed at the outer surface of the rotary cylinder 402, the opposite surfaces of the two extrusion sleeves 409 are respectively fixedly provided with a first guide rod 414, the first guide rods 414 are in one-to-one correspondence with the fixed blocks 413, the length direction of the first guide rods 414 is consistent with the length direction of the rotary cylinder 402, guide holes 415 for the first guide rods 414 to be inserted are formed in penetrating through the fixed blocks 413, the first guide rods 414 are movably penetrated in the guide holes 415, the outer parts of the first guide rods 414 are also sleeved with pushing springs 416, the two ends of the pushing springs 416 are respectively abutted with the fixed blocks 413 and the extrusion sleeves 409, and in a natural state, the pushing springs 416 are in a compressed state, namely the pushing springs 416 always have outward pushing forces to the extrusion sleeves 409; the inner peripheral wall of the pressing sleeve 409 is further provided with a pressing wheel 417 at a position close to the movable part 405, the position of the pressing wheel 417 corresponds to the position of the movable part 405, and when the two pressing sleeves 409 are close to each other, the pressing wheel 417 can be abutted against the outer end of the movable part 405, so that the two clamping pieces 406 are close to each other and clamp a workpiece.
In addition, it should be noted that the surface of the clamping piece 406 facing the central axis of the rotary drum 402 is arc-shaped, as shown in fig. 9, to better fit the surface of the workpiece, and the surface is fitted with an anti-slip pad 440 with a certain elasticity, so as to avoid damage to the surface of the workpiece caused by excessive clamping force.
As shown in fig. 6, 7 and 10, the left and right sides of the outside of the rotary cylinder 402 are also sleeved with pushing sleeves 410, the two pushing sleeves 410 are respectively positioned at the outer sides of the two extrusion sleeves 409, the pushing sleeves 410 are in sliding fit with the mounting cylinder 401 along the axial direction of the mounting cylinder 401, one surface of the pushing sleeve 410 facing the extrusion sleeve 409 is provided with a plurality of universal balls 418 at intervals, the balls of the universal balls 418 are in rolling fit with the extrusion sleeve 409, one surface of the pushing sleeve 410 facing the extrusion sleeve 409 is also vertically provided with a plurality of second guide rods 419, the left and right ends of the mounting cylinder 401 are respectively provided with a guide groove 420 for the insertion of the second guide rods 419, and the second guide rods 419 are movably inserted into the guide grooves 420, so that the pushing sleeve 410 can slide along the length direction of the second guide rods 419, and in addition, the pushing sleeve 410 is in butt joint with the extrusion sleeve 409 through the universal balls 418; in addition, the outer surface of the rotary drum 402 is fixedly provided with a limiting part 421 on the left and right sides and on the outer side of the pushing sleeve 410, the limiting part 421 is welded and fixed on the outer surface of the rotary drum 402, and when the pushing sleeve 410 is not subjected to external force of the system, the pushing sleeve 410 is always in contact with the limiting part 421 due to the action of the return spring 408.
As shown in fig. 11 and 12, the opposite surfaces of the two pushing sleeves 410 are respectively provided with a pushing wheel 411 in a rotating manner at a position close to the bottom; the mounting bracket 301 is the U style of calligraphy, and the inside left and right sides wall symmetry of mounting bracket 301 is equipped with pushing part 303, and pushing part's 303 both ends are the arc form, and when charging mechanism 400 moved to between two pushing parts 303, push wheel 411 and pushing part 303 roll laminating, then under pushing part's 303 effect, two extrusion cover 409 opposite movement, and then promote two extrusion cover 409 opposite movement to extrude movable part 405, make two clamping pieces 406 be close to each other, in order to press from both sides tight work piece. In addition, the outer left and right sides of the rotary cylinder 402 are fixedly sleeved with gear rings 412, the left and right sides of the top surface of the mounting frame 301 are provided with racks 304, the racks 304 are located at positions right above the pushing portion 303, the length of the racks 304 is shorter than that of the pushing portion 303, and when the charging mechanism 400 moves between the two racks 304, the gear rings 412 are meshed with the racks 304, so that the rotary cylinder 402 carries a workpiece to rotate together.
As shown in fig. 6 and 14, the charging mechanism 400 further includes a positioning sleeve 422, a rotation shaft 423 is rotatably provided on an inner bottom surface of the positioning sleeve 422, a rotation disc 424 is provided on a top end of the rotation shaft 423, a mounting cylinder 401 is fixedly provided on an upper surface of the rotation disc 424, a spiral spring 425 is provided in an inner portion of the positioning sleeve 422, inner and outer ends of the spiral spring 425 are fixedly connected with the rotation shaft 423 and an inner wall of the positioning sleeve 422, a driven portion 426 is further provided on an outer surface of the rotation shaft 423, a blocking shaft 427 is fixedly provided on an inner bottom surface of the positioning sleeve 422, the spiral spring 425 is in a winding state in a natural state, the driven portion 426 is abutted against the blocking shaft 427, and a central axis of the mounting cylinder 401 is perpendicular to a conveying direction of the link plate conveyor belt 302.
Further, a plurality of teeth 428 are arranged on the peripheral wall of the rotary disk 424, and the teeth 428 are distributed at a quarter of the circumference of the peripheral wall of the rotary disk 424; an adapting strip 305 is arranged on one side wall of the inner part of the mounting frame 301, as shown in fig. 12, the adapting strip 305 comprises an arc-shaped rack section 3051 and a light plate section 3052, when the charging mechanism 400 moves to the position of the adapting strip 305, the teeth 428 are meshed with the arc-shaped rack section 3051 and abut against the light plate section 3052 successively, and when the teeth 428 abut against the light plate section 3052, the central axis of the mounting cylinder 401 is parallel to the conveying direction of the chain plate conveyor 302; specifically, when the chain conveyor 302 moves to a position close to the adapter cylinder 305 carrying the loading mechanism 400, the teeth 428 are engaged with the arc-shaped rack segments 3051, and under the action of the teeth, the rotating disk 424 rotates counterclockwise; when the rotating disc 424 moves to the junction of the arc-shaped rack segment 3051 and the light plate segment 3052, as shown in fig. 15, the rotating disc 424 just rotates ninety degrees, and the last tooth 428 will abut against the light plate segment 3052, and the central axis of the rotating cylinder 402 is consistent with the conveying direction of the chain-plate conveyor 302.
In addition, it should be noted that, the left and right sides of the outer portion of the mounting frame 301 are all fixedly provided with deviation rectifying plates 309, as shown in fig. 12, two deviation rectifying plates 309 are symmetrically arranged on the two outer sides of the mounting frame 301, the two deviation rectifying plates 309 are splayed, the two deviation rectifying plates 309 are located between the pushing portion 303 and the adapting strip 305, and the spacing between the narrowest positions of the two deviation rectifying plates 309 is consistent with the length of the workpiece, which is used for centering the workpiece when the charging mechanism 400 moves between the two deviation rectifying plates 309.
As shown in fig. 13 and 17, sliding rails 306 are respectively arranged on the left and right side walls of the inside of the mounting frame 301 and below the pushing part 303, the length of the sliding rails 306 is longer than that of the pushing part 303, sliding blocks 429 are symmetrically arranged on the left and right sides of the bottom surface of the rotating disk 424, and sliding grooves matched with the sliding rails 306 are formed in the bottom surface of the sliding blocks 429; when the loading mechanism 400 moves to the position of the sliding rail 306, the sliding rail 306 is just in sliding fit with the sliding groove at the bottom of the sliding block 429, so that the rotating disc 424 is prevented from rotating, and the stability of the mounting cylinder 401 and the rotating cylinder 402 is improved.
Example 2
As shown in fig. 6 and 16, the loading mechanism 400 further includes a loading seat 430, the loading seat 430 is fixedly disposed on an outer surface of the link plate type conveyor belt 302, a turnover groove 431 is formed on an upper surface of the loading seat 430, a turnover plate 432 is rotatably disposed in the turnover groove 431, a positioning sleeve 422 is fixedly disposed on an upper surface of the turnover plate 432, a length direction of the loading seat 430 is consistent with a width direction of the link plate type conveyor belt 302, a hiding groove 433 is further formed on an inner bottom surface of the turnover groove 431, guide rails 434 distributed along a length direction of the hiding groove 433 are disposed on an inner bottom surface of the guide rails 434, a displacement block 435 is slidably disposed on the guide rails 434, and a connecting rod 436 is hinged between the displacement block 435 and the bottom surface of the turnover plate 432; therefore, when the displacement block 435 slides along the guide rail 434, the overturning plate 432 is indirectly driven to rotate.
Further, a pushing rod 437 is fixedly arranged at one end of the displacement block 435, the length direction of the pushing rod 437 is consistent with the length direction of the loading seat 430, a through hole communicated with the hiding groove 433 is formed in the side wall of the loading seat 430, one end of the pushing rod 437 penetrates through the through hole in the side wall of the hiding groove 433 and extends out of the loading seat 430, and a turning wheel 438 is arranged at the outer end of the pushing rod 437; the inside lateral wall of mounting bracket 301 and be located the below of drag chain conveyer 302 and be equipped with upset strip 307, as shown in fig. 13, upset strip 307 is isosceles trapezoid, and when charging mechanism 400 moved to the position department of upset strip 307, upset wheel 438 rolls the laminating with upset strip 307, and under the effect of upset strip 307, push rod 437 inwards contracts, and upset board 432 is the tilt state. In addition, a discharge hole 308 is formed in a side wall of the mounting frame 301 and located right below the overturning bar 307, and when the overturning plate 432 is in an inclined state, the workpiece can automatically slide out and be discharged out from the discharge hole 308.
As shown in fig. 6, the pulling spring 439 is sleeved outside the pushing rod 437, both ends of the pulling spring 439 are respectively connected with the displacement block 435 and the inner wall of the hiding groove 433, in a natural state, the pulling spring 439 is in a stretched state, and under the pulling force of the pulling spring 439, the turning plate 432 is in a horizontal posture, so that the turning plate 432 is in an inclined posture only when the charging mechanism 400 moves to the position of the turning bar 307, and in the rest positions, the turning plate 432 is always kept horizontal.
In summary, in the practical application process of the embodiment, the loading mechanism 400 can carry the workpiece to enter between the two polishing mechanisms 200 for polishing, specifically, when the loading mechanism 400 moves to the position of the adapting strip 305, the rotating disc 424 automatically rotates by 90 °, at this time, the central axis of the rotating drum 402 is consistent with the conveying direction of the chain plate conveyor 302, so that the operator can insert the workpiece into the rotating drum 402 conveniently; when the loading mechanism 400 is driven away from the adapter strip 305, the rotary disk 424 is restored to the original position under the action of the spiral spring 425, and then the loading mechanism 400 moves between the two deviation correcting plates 309, and the workpiece is centered under the action of the deviation correcting plates 309; as the link plate conveyor 302 continues to rotate, the charging mechanism 400 moves to the position of the slide rail 306, and at this time, the slide rail 306 is in sliding fit with the sliding block 429 on the bottom surface of the rotating disc 424, so as to avoid shaking of the rotating disc 424; subsequently, under the action of the pushing portion 303, the two pressing sleeves 409 are moved closer to each other, and the two clamping plates 406 are moved closer to each other and clamp the workpiece; under the action of the rack 304, the rotary cylinder 402 rotates inside the mounting cylinder 401, so that the workpiece is driven to rotate together, and finally, the workpiece enters between the two polishing mechanisms 200 in a rotating state, thereby being beneficial to improving polishing precision.
When the loading mechanism 400 continues to move to a position away from the rack 304, the workpiece will no longer be in contact with the grinding mechanism 200, and then, when the loading mechanism 400 moves to the position of the flipping bar 307, the flipping plate 432 automatically tilts and discharges the workpiece in the rotating cylinder 402, and the discharged workpiece just can pass through the discharge outlet 308, thereby facilitating the collection of the processed workpiece by the operator.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can improve bi-polar face grinding machine of precision of polishing, includes frame (100), the top surface left and right sides interval and the symmetry of frame (100) are equipped with grinding machanism (200), its characterized in that: a feeding mechanism (300) is arranged at the middle position of the top surface of the stand (100), and the feeding mechanism (300) is used for conveying a workpiece between two polishing mechanisms (200) for polishing; the feeding mechanism (300) comprises a mounting frame (301) and a chain plate type conveyor belt (302) arranged in the mounting frame (301), wherein a plurality of charging mechanisms (400) are uniformly arranged on the outer surface of the chain plate type conveyor belt (302) at intervals;
the charging mechanism (400) comprises a mounting cylinder (401) and a rotating cylinder (402), the rotating cylinder (402) is inserted into the mounting cylinder (401) and is in running fit with the mounting cylinder, mounting portions (403) are symmetrically arranged on two inner side walls of the left end and the right end of the rotating cylinder (402), through holes (404) are jointly formed in the mounting portions (403) and the cylinder walls of the rotating cylinder (402) in a penetrating mode, movable portions (405) are inserted into the through holes (404), clamping pieces (406) are fixedly arranged at opposite ends of the two movable portions (405), opposite ends of the two movable portions (405) extend out of the rotating cylinder (402) and are provided with inclined planes, mounting holes (407) are formed in one face, facing the center of the rotating cylinder (402), of each mounting portion (403), and one end of each reset spring (408) extends out of the mounting holes (407) and is fixedly connected with corresponding clamping pieces (406);
the left and right sides of the outside of the rotary cylinder (402) are respectively sleeved with an extrusion sleeve (409), the extrusion sleeves (409) are in sliding fit with the rotary cylinder (402) along the axial direction of the rotary cylinder (402), the two extrusion sleeves (409) are respectively positioned at the outer sides of the two movable parts (405), the left and right sides of the outside of the rotary cylinder (402) are respectively sleeved with a pushing sleeve (410), the two pushing sleeves (410) are respectively positioned at the outer sides of the two extrusion sleeves (409), the pushing sleeves (410) are in sliding fit with the mounting cylinder (401) along the axial direction of the mounting cylinder (401), and pushing wheels (411) are respectively arranged on the opposite sides of the two pushing sleeves (410) and at positions close to the bottom in a rotating manner;
the mounting frame (301) is U-shaped, pushing parts (303) are symmetrically arranged on the left side wall and the right side wall of the inside of the mounting frame (301), when the charging mechanism (400) moves between the two pushing parts (303), the pushing wheels (411) are in rolling fit with the pushing parts (303), the two extrusion sleeves (409) move in opposite directions, and the two clamping pieces (406) are close to each other; gear rings (412) are fixedly sleeved on the left side and the right side of the outside of the rotary cylinder (402), racks (304) are arranged on the left side and the right side of the top surface of the mounting frame (301), and when the charging mechanism (400) moves between the two racks (304), the gear rings (412) are meshed with the racks (304);
the rotary cylinder (402) is characterized in that fixed blocks (413) are arranged on the left side and the right side of the outer surface of the rotary cylinder (402) and between two extrusion sleeves (409), first guide rods (414) are fixedly arranged on opposite surfaces of the two extrusion sleeves (409), the first guide rods (414) are in one-to-one correspondence with the fixed blocks (413), guide holes (415) for the first guide rods (414) to be inserted are formed in the fixed blocks (413) in a penetrating mode, pushing springs (416) are sleeved outside the first guide rods (414), two ends of each pushing spring (416) are respectively abutted to the fixed blocks (413) and the extrusion sleeves (409), and in a natural state, the pushing springs (416) are in a compressed state; a squeezing wheel (417) is arranged on the inner peripheral wall of the squeezing sleeve (409) and positioned at a position close to the movable part (405);
a plurality of universal balls (418) are arranged on one surface of the pushing sleeve (410) facing the extrusion sleeve (409) at intervals, balls of the universal balls (418) are in rolling fit with the extrusion sleeve (409), a plurality of second guide rods (419) are further vertically arranged on one surface of the pushing sleeve (410) facing the extrusion sleeve (409), and guide grooves (420) for the second guide rods (419) to be inserted are formed in the left end and the right end of the mounting cylinder (401); limiting parts (421) are fixedly arranged on the left side and the right side of the outer surface of the rotary cylinder (402) and positioned on the outer side of the pushing sleeve (410).
2. The double-ended grinding machine capable of improving grinding accuracy according to claim 1, wherein: the charging mechanism (400) further comprises a positioning sleeve (422), a rotating shaft (423) is arranged on the inner bottom surface of the positioning sleeve (422) in a rotating mode, a rotating disc (424) is arranged at the top end of the rotating shaft (423), a mounting cylinder (401) is fixedly arranged on the upper surface of the rotating disc (424), a spiral spring (425) is arranged in the positioning sleeve (422), the inner end and the outer end of the spiral spring (425) are fixedly connected with the rotating shaft (423) and the inner wall of the positioning sleeve (422) respectively, a driven portion (426) is further arranged on the outer surface of the rotating shaft (423), a blocking shaft (427) is fixedly arranged on the inner bottom surface of the positioning sleeve (422), and in a natural state, the driven portion (426) is in butt joint with the blocking shaft (427), and the central shaft of the mounting cylinder (401) is perpendicular to the conveying direction of the chain plate type conveying belt (302).
3. The double-ended grinding machine capable of improving grinding accuracy according to claim 2, wherein: a plurality of teeth (428) are arranged on the peripheral wall of the rotary disk (424), and the teeth (428) are distributed at one quarter of the circumference of the peripheral wall of the rotary disk (424); the inside lateral wall of mounting bracket (301) is equipped with adaptation strip (305), adaptation strip (305) are including arc rack section (3051) and light board section (3052), work as charging mechanism (400) motion to adaptation strip (305) position department, tooth (428) successively with arc rack section (3051) meshing and with light board section (3052) butt, and when tooth (428) with light board section (3052) butt time, the center pin of installation section of thick bamboo (401) is on a parallel with the direction of transfer of link joint formula conveyer belt (302).
4. A double-ended grinding machine capable of improving grinding accuracy according to claim 3, characterized in that: slide rails (306) are arranged on the left side wall and the right side wall of the inside of the mounting frame (301) and below the pushing part (303), sliding blocks (429) are symmetrically arranged on the left side and the right side of the bottom surface of the rotating disc (424), and sliding grooves matched with the slide rails (306) are formed in the bottom surface of the sliding blocks (429).
5. The double-ended grinding machine capable of improving grinding accuracy according to claim 2, wherein: the charging mechanism (400) further comprises a charging seat (430), the charging seat (430) is fixedly arranged on the outer surface of the chain plate type conveyor belt (302), a turnover groove (431) is formed in the upper surface of the charging seat (430), a turnover plate (432) is rotationally arranged in the turnover groove (431), and the positioning sleeve (422) is fixedly arranged on the upper surface of the turnover plate (432).
6. The double-ended grinding machine capable of improving grinding accuracy according to claim 5, wherein: the length direction of the charging seat (430) is consistent with the width direction of the chain plate type conveyor belt (302), a hidden groove (433) is further formed in the inner bottom surface of the turnover groove (431), guide rails (434) distributed along the length direction of the hidden groove (433) are arranged on the inner bottom surface of the hidden groove (433), displacement blocks (435) are arranged on the guide rails (434) in a sliding mode, and connecting rods (436) are hinged between the displacement blocks (435) and the bottom surface of the turnover plate (432).
7. The double-ended grinding machine capable of improving grinding accuracy according to claim 6, wherein: a pushing rod (437) is fixedly arranged at one end of the displacement block (435), one end of the pushing rod (437) penetrates through the side wall of the hiding groove (433) and extends out of the loading seat (430), and a turning wheel (438) is arranged at the outer end of the pushing rod (437); the inside lateral wall of mounting bracket (301) and be located the below of link joint formula conveyer belt (302) and be equipped with upset strip (307), upset strip (307) are isosceles trapezoid, works as charging mechanism (400) are moved to the position department of upset strip (307), upset wheel (438) with upset strip (307) roll laminating, upset board (432) are incline state.
8. The double-ended grinding machine capable of improving grinding accuracy according to claim 7, wherein: a pulling spring (439) is sleeved outside the pushing rod (437), two ends of the pulling spring (439) are respectively connected with the displacement block (435) and the inner wall of the hiding groove (433), and in a natural state, the pulling spring (439) is in a stretching state, and the overturning plate (432) is in a horizontal posture; a discharging hole (308) is formed in a side wall of the mounting frame (301) and located at a position right below the overturning strip (307).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311476633.5A CN117206999B (en) | 2023-11-08 | 2023-11-08 | Double-end-face grinding machine capable of improving grinding precision |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311476633.5A CN117206999B (en) | 2023-11-08 | 2023-11-08 | Double-end-face grinding machine capable of improving grinding precision |
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| CN117206999B true CN117206999B (en) | 2024-02-20 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130113367A (en) * | 2012-04-05 | 2013-10-15 | 고요 기카이 고교 가부시키가이샤 | Workpiece carrying-in-and-out method in double-end surface grinding and double-end surface grinder |
| CN211916317U (en) * | 2020-04-27 | 2020-11-13 | 浙江中科磁业股份有限公司 | Section double-sided grinding machine |
| JP2021010964A (en) * | 2019-07-05 | 2021-02-04 | 日清工業株式会社 | Double-disk surface grinder |
| CN113894634A (en) * | 2021-10-08 | 2022-01-07 | 陈怡� | High-precision numerical control polycrystalline silicon double-end-face grinding machine |
| CN116442027A (en) * | 2023-05-12 | 2023-07-18 | 无锡市耐可机械橡磁有限公司 | Double-end-face grinding machine |
| CN116551487A (en) * | 2023-05-23 | 2023-08-08 | 宁波恒盛磁业有限公司 | Straight-through type double-end-face grinding machine |
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2023
- 2023-11-08 CN CN202311476633.5A patent/CN117206999B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130113367A (en) * | 2012-04-05 | 2013-10-15 | 고요 기카이 고교 가부시키가이샤 | Workpiece carrying-in-and-out method in double-end surface grinding and double-end surface grinder |
| JP2021010964A (en) * | 2019-07-05 | 2021-02-04 | 日清工業株式会社 | Double-disk surface grinder |
| CN211916317U (en) * | 2020-04-27 | 2020-11-13 | 浙江中科磁业股份有限公司 | Section double-sided grinding machine |
| CN113894634A (en) * | 2021-10-08 | 2022-01-07 | 陈怡� | High-precision numerical control polycrystalline silicon double-end-face grinding machine |
| CN116442027A (en) * | 2023-05-12 | 2023-07-18 | 无锡市耐可机械橡磁有限公司 | Double-end-face grinding machine |
| CN116551487A (en) * | 2023-05-23 | 2023-08-08 | 宁波恒盛磁业有限公司 | Straight-through type double-end-face grinding machine |
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| CN117206999A (en) | 2023-12-12 |
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