CN113580012B - Online finisher of centerless grinding wheel - Google Patents
Online finisher of centerless grinding wheel Download PDFInfo
- Publication number
- CN113580012B CN113580012B CN202110765470.7A CN202110765470A CN113580012B CN 113580012 B CN113580012 B CN 113580012B CN 202110765470 A CN202110765470 A CN 202110765470A CN 113580012 B CN113580012 B CN 113580012B
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- fixedly connected
- connecting seat
- base
- positioning
- grinding wheel
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- 238000009966 trimming Methods 0.000 claims abstract description 18
- 229910001651 emery Inorganic materials 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/075—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention discloses an online trimming machine of a centerless grinding wheel, which comprises a base, a connecting seat and a grinding wheel, wherein the grinding wheel is rotatably connected onto the base, the connecting seat is positioned in the middle of the upper end of the base, the upper end of the base is provided with a guide groove, positioning holes are formed in two sides of the guide groove, the lower end of the connecting seat is fixedly connected with a positioning mechanism, the front end of the connecting seat is slidably connected with a connecting table, the front end of the connecting table is provided with a groove, a fixing table is fixedly connected into the groove, the lower end of the fixing table is fixedly connected with a trimming head, the trimming head is opposite to the axis of the grinding wheel, the connecting seat is of a T-shaped structure, the left side of the connecting seat is provided with a connecting cavity, the connecting cavity is of a circular structure, the guide mechanism is fixedly connected into the connecting cavity, a shielding plate is rotatably connected between the guide mechanism and the inner wall of the connecting cavity, a connecting block is fixedly connected onto the shielding plate, the lower end of the connecting block is provided with a connecting gear, and the connecting opening is rotatably connected with a connecting gear.
Description
Technical Field
The invention relates to the field of grinding wheel truing machines, in particular to an online truing machine for a centerless grinding wheel.
Background
The grinding wheel is a fixed die with certain strength, generally comprises an abrasive, a bonding agent and an air hole, and rotates at a high speed when in use to grind the surface of a workpiece. After the grinding wheel is used for a period of time, abrasive particles gradually become dull, and the processing quality of a ground workpiece is deteriorated. A truing machine is required to tru the grinding wheel to restore grinding performance and correct geometry. The existing grinding wheel dressing needs to dismount the grinding wheel firstly, and the grinding wheel is mounted on a dresser, but the weight and the gear of the grinding wheel are large, so that the mounting and dismounting of the grinding wheel are time-consuming and labor-consuming.
Disclosure of Invention
The invention aims to provide an on-line finisher for a centerless grinding wheel, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an online finisher of centerless grinding wheel, includes base, connecting seat and emery wheel, the emery wheel rotates to be connected on the base, the connecting seat is located the upper end of base in the middle of, the upper end of base is equipped with the guide way, the base is located the both sides of guide way and all is equipped with the locating hole, the lower extreme fixedly connected with positioning mechanism of connecting seat, the front end sliding connection of connecting seat has the joint table, and the front end of joint table is equipped with the recess, fixedly connected with fixed station in the recess, the lower extreme fixedly connected with trimming head of fixed station, the trimming head is just to the emery wheel axis, the connecting seat is T type structure, the left side of connecting seat is equipped with the connecting chamber, the connecting chamber is circular structure, fixedly connected with guiding mechanism in the connecting chamber, it is connected with the shielding plate to rotate between guiding mechanism and the connecting chamber inner wall, fixedly connected with the connecting block on the shielding plate, the lower extreme of connecting block is equipped with the connector, connector department rotates and is connected with the connecting gear, the left side of guiding mechanism rotates and is connected with the connection pad, be equipped with actuating mechanism between connecting table and the connecting seat.
Preferably, the positioning mechanism is composed of a positioning column and two positioning rods, the positioning column is fixedly connected to the middle of the lower end of the connecting seat, the front end of the positioning column is of a hemispherical structure, the two positioning rods are fixedly connected to the lower end of the base and symmetrically arranged by taking the positioning column as a center, the two positioning rods are of an L-shaped structure, the positioning column is inserted into the guide groove, and the positioning rods are inserted into the positioning holes.
Preferably, guiding mechanism comprises spliced pole, spread groove and connection tooth, spliced pole fixed connection is in connecting the intracavity, the diameter of spliced pole is less than the diameter of connecting the chamber, the front end of spliced pole is equipped with the scale, the spread groove is located the side of spliced pole, the spread groove encircles the spliced pole setting, connection tooth ring arrangement is in the spread groove, the meshing is connected between connection gear and the connection tooth.
Preferably, the baffle plate is of an annular structure, the front end of the connecting block is fixedly connected with a pointer, the front end of the pointer is located at a scale, the side end of the connecting block is in threaded connection with a limiting rod, and the top end of the limiting rod abuts against the side end of the connecting gear.
Preferably, the connecting disc side end is fixedly connected with a fixing plate, the side end of the connecting block is fixedly connected with a blocking plate, and the blocking plate extends to the connecting disc.
Preferably, actuating mechanism comprises drive gear, drive tooth, connecting piece and spout, the spout is located the both sides of connecting the platform, the two sets of connecting pieces of side fixedly connected with of base, drive the tooth array in the right side of connecting the platform, drive gear rotates and connects in the centre of connecting seat.
Preferably, the connecting pieces are located in an L-shaped structure, two connecting pieces are symmetrically arranged in each group, and the two connecting pieces are connected in the sliding grooves in a sliding mode.
Preferably, the driving gear is fixedly connected with the connecting disc, the side end of the driving gear protrudes out of the connecting seat, the driving gear is meshed with the driving teeth, and the side end of the connecting disc is fixedly connected with a handle.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the grinding wheel can be machined and repaired without being dismounted, the guide groove and the positioning hole are arranged on the base, the connecting seat is arranged on the base, the dressing head is just opposite to the axis of the grinding wheel through the positioning of the positioning mechanism, the dressing head can avoid dressing the grinding wheel, the precision in dressing is ensured, the grinding performance of the grinding wheel is recovered, and the precision of a workpiece during machining is ensured;
2. before dressing the emery wheel, the connecting block rotates, the connecting gear moves around the spliced pole, rotatory gag lever post, the gag lever post extrudees the connecting gear, carry out spacing fixed to the connecting gear, when rotating the connection pad, drive through actuating mechanism, drive the joint table and trim the head and move down, will trim the head and lean on at the emery wheel side, the emery wheel is dressed when the pivoted, the baffle blocks the fixed plate, the turned angle of restriction connection pad, the displacement to trimming the head is restricted, avoid trimming the head displacement overlength, lead to when dressing the emery wheel, the dressing of emery wheel is excessive, guarantee the accuracy of dressing.
Drawings
FIG. 1 is a schematic view of a connecting structure of a dresser and a grinding wheel;
FIG. 2 is a schematic view of a connection structure of a guide mechanism;
FIG. 3 is a schematic view of the connection structure of the positioning mechanism and the driving mechanism;
fig. 4 is an enlarged schematic view a.
In the figure: the grinding wheel grinding machine comprises a base 1, a grinding wheel 2, a guide groove 3, a positioning hole 4, a connecting seat 5, a connecting cavity 6, a shielding plate 7, a guide mechanism 8, a connecting column 81, a connecting groove 82, a connecting tooth 83, a connecting disc 9, a fixing plate 10, a handle 11, a connecting table 12, a fixing table 13, a trimming head 14, a positioning mechanism 15, a positioning column 151, a positioning rod 152, a driving mechanism 16, a driving gear 161, a driving tooth 162, a connecting piece 163, a sliding chute 164, a connecting block 17, a pointer 18, a connecting port 19, a connecting gear 20, a blocking plate 21 and a limiting rod 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an online finisher of centerless grinding wheel, the on-line finisher comprises a base 1, connecting seat 5 and emery wheel 2, emery wheel 2 rotates to be connected on base 1, connecting seat 5 is located in the middle of the upper end of base 1, the upper end of base 1 is equipped with guide way 3, base 1 is located the both sides of guide way 3 and all is equipped with locating hole 4, the lower extreme fixedly connected with positioning mechanism 15 of connecting seat 5, the front end sliding connection of connecting seat 5 has joint station 12, the front end of joint station 12 is equipped with the recess, fixedly connected with fixed station 13 in the recess, the lower extreme fixedly connected with trimming head 14 of fixed station 13, trimming head 14 is just to emery wheel 2 axis, make trimming head 14 can dress the side of emery wheel 2, avoid appearing the deviation, connecting seat 5 is T type structure, the left side of connecting seat 5 is equipped with connecting chamber 6, connecting chamber 6 is circular structure, fixedly connected with guiding mechanism 8 in connecting chamber 6, it is connected with shielding plate 7 to rotate between guiding mechanism 8 and the connecting chamber 6 inner wall, fixedly connected with connecting plate 17 on the shielding plate, the lower extreme of connecting block 17 is equipped with connector 19, connecting seat 17 rotates and is connected with connecting mechanism and is equipped with connection disk 9, it is convenient to lift off whole grinding wheel 2 to carry out the online finisher, it is equipped with the drive mechanism to carry out the process through quick trimming to the grinding wheel 2 on the connecting seat 2, it is convenient.
Guiding mechanism 8 is by spliced pole 81, the spread groove 82 constitutes with connection tooth 83, spliced pole 81 fixed connection is in connecting chamber 6, the diameter of spliced pole 81 is less than the diameter of connecting chamber 6, the front end of spliced pole 81 is equipped with the scale, spread groove 82 is located spliced pole 81's side, spread groove 82 encircles the setting of spliced pole 81, it arranges in spread groove 82 to connect tooth 83 ring, connect gear 20 and connect the meshing connection between the tooth 83, it removes together to drive connecting block 17 when shielding plate 7 rotates, make connecting block 17 can use spliced pole 81 to remove as the center, confirm connecting block 17's position, make things convenient for the installation of connection pad 9 simultaneously.
The shielding plate 7 is of an annular structure, the front end of the connecting block 17 is fixedly connected with the pointer 18, the front end of the pointer 18 is located at a scale, the side end of the connecting block 17 is in threaded connection with the limiting rod 22, the top end of the limiting rod 22 abuts against the side end of the connecting gear 20, the pointer 18 is pointed at different positions, the position of the connecting block 17 is determined, the limiting rod 22 is rotated, the limiting rod 22 extrudes the connecting gear 20, the connecting gear 20 is limited and fixed, and the positions of the connecting block 17 and the blocking plate 21 are limited.
9 side fixedly connected with fixed plates 10 of connection pad, the side fixedly connected with stop plate 21 of connecting block 17, stop plate 21 extends to connection pad 9 department, and connection pad 9 is when the pivoted, and stop plate 21 blocks fixed plate 10, prescribes a limit to connection pad 9 pivoted angle, also limits the distance that trimming head 14 removed simultaneously, avoids trimming head 14 to remove the distance too big, leads to emery wheel 2 to repaire excessively.
The driving mechanism 16 is composed of a driving gear 161, driving teeth 162, a connecting piece 163 and a sliding groove 164, the sliding groove 164 is located on two sides of the connecting table 12, two sets of connecting pieces 163 are fixedly connected to the side end of the base 1, the driving teeth 162 are arrayed on the right side of the connecting table 12, the driving gear 161 is rotationally connected to the middle of the connecting seat 5, the driving mechanism 16 drives the connecting table 12 and the fixing table 13 to drive the trimming head 14 to move, and the side end of the grinding wheel 2 is trimmed on line.
Connecting piece 163 is located L type structure, and every group connecting piece 163 is equipped with two, and two connecting piece 163 symmetries set up, and two connecting piece 163 sliding connection restrict in spout 164 the moving direction who connects platform 12 for connect platform 12 can remove along vertical direction, will finish the head 14 and be close to or keep away from emery wheel 2.
The driving gear 161 is fixedly connected with the connecting disc 9, the side end of the driving gear 161 protrudes out of the connecting seat 5, the driving gear 161 is meshed with the driving teeth 162, the side end of the connecting disc 9 is fixedly connected with the handle 11, the connecting disc 9 is driven by the handle 11 to rotate, the connecting disc 9 drives the driving gear 161 to rotate together, and the driving gear 161 drives the connecting table 12 to move through meshing transmission.
The working principle is as follows: insert the reference column 151 in the guide way 3 earlier, tentatively fix a position connecting seat 5, peg graft locating lever 152 in locating hole 4 again, restrict the location to the position of connecting seat 5, carry out accurate positioning to the position of finishing head 14, finishing head 14 is just to emery wheel 2 axis, remove connecting block 17 to suitable position, rotate gag lever post 22 and extrude connecting gear 20, spacing fixed to connecting gear 20, drive connection pad 9 through handle 11 and rotate, connection pad 9 drives drive gear 161 and rotates together, drive gear 161 drives the boss 12 through meshing transmission and removes, make boss 12 can remove along vertical direction, will finish head 14 and be close to emery wheel 2, dress emery wheel 2, in the in-process of rotating the connection pad, stop plate 21 blocks fixed plate 10, inject connection pad 9 pivoted angle, also restrict the distance that finishing head 14 moved simultaneously, avoid finishing head 14 to move the local distance too big, lead to emery wheel 2 to finishing excessively.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an online finisher of centerless grinding wheel, includes base (1), connecting seat (5) and emery wheel (2), its characterized in that: the grinding wheel (2) is rotatably connected to the base (1), the connecting seat (5) is located in the middle of the upper end of the base (1), a guide groove (3) is formed in the upper end of the base (1), positioning holes (4) are formed in two sides, located in the guide groove (3), of the base (1), a lower end of the connecting seat (5) is fixedly connected with a positioning mechanism (15), the front end of the connecting seat (5) is slidably connected with a connecting table (12), a groove is formed in the front end of the connecting table (12), a fixing table (13) is fixedly connected in the groove, a trimming head (14) is fixedly connected with the lower end of the fixing table (13), the trimming head (14) is just opposite to the axis of the grinding wheel (2), the connecting seat (5) is of a T-shaped structure, a connecting cavity (6) is formed in the left side of the connecting seat (5), the connecting cavity (6) is of a circular structure, a guide mechanism (8) is fixedly connected in the connecting cavity (6), a rotary connecting baffle plate (7) is connected between the guide mechanism (8) and the inner wall of the connecting cavity (6), a connecting block (17) is fixedly connected with a connecting plate (17), a lower end of a connecting block (17) is connected with a gear connecting port (19), and a rotary connecting plate (20) is connected with a rotary connecting port (9), be equipped with actuating mechanism (16) between link table (12) and connecting seat (5), guiding mechanism (8) comprise spliced pole (81), spread groove (82) and connection tooth (83), spliced pole (81) fixed connection is in connecting chamber (6), the diameter of spliced pole (81) is less than the diameter of connecting chamber (6), the front end of spliced pole (81) is equipped with the scale, spread groove (82) are located the side of spliced pole (81), spread groove (82) encircle spliced pole (81) and set up, connection tooth (83) ring arrangement is in spread groove (82), meshing connection between connecting gear (20) and connection tooth (83).
2. The on-line dresser for centerless grinding wheels of claim 1, wherein: the positioning mechanism (15) is composed of a positioning column (151) and two positioning rods (152), the positioning column (151) is fixedly connected to the middle of the lower end of the connecting seat (5), the front end of the positioning column (151) is of a hemispherical structure, the two positioning rods (152) are fixedly connected to the lower end of the base (1), the two positioning rods (152) are symmetrically arranged by taking the positioning column (151) as a center, the two positioning rods (152) are of an L-shaped structure, the positioning column (151) is inserted in the guide groove (3), and the positioning rods (152) are inserted in the positioning holes (4).
3. The on-line dresser for centerless grinding wheels of claim 1, wherein: the shielding plate (7) is of an annular structure, the front end of the connecting block (17) is fixedly connected with a pointer (18), the front end of the pointer (18) is located at a scale, the side end of the connecting block (17) is in threaded connection with a limiting rod (22), and the top end of the limiting rod (22) abuts against the side end of the connecting gear (20).
4. The on-line dresser for centerless grinding wheels of claim 1, wherein: connection pad (9) side fixedly connected with fixed plate (10), the side fixedly connected with of connecting block (17) blocks board (21), block board (21) extend to connection pad (9) department.
5. The on-line dresser for centerless grinding wheels of claim 1, wherein: actuating mechanism (16) comprises drive gear (161), drive tooth (162), connecting piece (163) and spout (164), spout (164) are located the both sides of connecting platform (12), the two sets of connecting piece (163) of side fixedly connected with of base (1), drive tooth (162) array is in the right side of connecting platform (12), drive gear (161) rotate to be connected in the centre of connecting seat (5).
6. The on-line dresser for centerless grinding wheels of claim 5, wherein: the connecting pieces (163) are located in an L-shaped structure, two connecting pieces (163) are arranged in each group, the two connecting pieces (163) are symmetrically arranged, and the two connecting pieces (163) are connected in the sliding groove (164) in a sliding mode.
7. The on-line dresser for the centerless grinding wheel of claim 5, wherein: drive gear (161) and connection pad (9) fixed connection, the outstanding connecting seat of drive gear (161) side (5), meshing connection between drive gear (161) and the drive tooth (162), the side fixed connection of connection pad (9) has handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765470.7A CN113580012B (en) | 2021-07-07 | 2021-07-07 | Online finisher of centerless grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110765470.7A CN113580012B (en) | 2021-07-07 | 2021-07-07 | Online finisher of centerless grinding wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113580012A CN113580012A (en) | 2021-11-02 |
| CN113580012B true CN113580012B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110765470.7A Active CN113580012B (en) | 2021-07-07 | 2021-07-07 | Online finisher of centerless grinding wheel |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1096223A (en) * | 1964-04-14 | 1967-12-20 | Nat Broach & Mach | Apparatus for trimming grinding wheels |
| EP1063057A2 (en) * | 1999-06-26 | 2000-12-27 | Blohm Maschinenbau GmbH | Grinding wheel dressing apparatus |
| CN211708843U (en) * | 2019-12-25 | 2020-10-20 | 广东豪特曼智能机器有限公司 | Centerless grinding forming and grinding structure |
| CN212665812U (en) * | 2020-06-08 | 2021-03-09 | 郑州优德新材料科技有限公司 | Online precision finishing device for superhard grinding wheel |
-
2021
- 2021-07-07 CN CN202110765470.7A patent/CN113580012B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1096223A (en) * | 1964-04-14 | 1967-12-20 | Nat Broach & Mach | Apparatus for trimming grinding wheels |
| EP1063057A2 (en) * | 1999-06-26 | 2000-12-27 | Blohm Maschinenbau GmbH | Grinding wheel dressing apparatus |
| CN211708843U (en) * | 2019-12-25 | 2020-10-20 | 广东豪特曼智能机器有限公司 | Centerless grinding forming and grinding structure |
| CN212665812U (en) * | 2020-06-08 | 2021-03-09 | 郑州优德新材料科技有限公司 | Online precision finishing device for superhard grinding wheel |
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| Publication number | Publication date |
|---|---|
| CN113580012A (en) | 2021-11-02 |
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