CN209954347U - Continuous feeding type centerless grinding machine - Google Patents
Continuous feeding type centerless grinding machine Download PDFInfo
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- CN209954347U CN209954347U CN201920491437.8U CN201920491437U CN209954347U CN 209954347 U CN209954347 U CN 209954347U CN 201920491437 U CN201920491437 U CN 201920491437U CN 209954347 U CN209954347 U CN 209954347U
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Abstract
The utility model relates to a continuous feeding type centerless grinding machine, which comprises a workpiece support, a grinding wheel and an adjusting wheel which are arranged on the workpiece support relatively, and a feeding device which is arranged at the feeding end of the workpiece support and used for conveying workpieces to the space between the grinding wheel and the adjusting wheel; the feeding device comprises a rack, a workbench arranged on the rack, a lower supporting rod arranged on the workbench, and a driving mechanism which is used for driving the right leather roller and the left leather roller on two sides of the lower supporting rod, the right leather roller and the left leather roller rotate clockwise, wherein the right leather roller and the left leather roller are separated by a distance, the direction of the workpiece support is gradually increased, and the axial lead of the right leather roller is higher than that of the left leather roller. The utility model discloses a set up loading attachment, carry the turbine to between grinding emery wheel and the adjusting wheel steadily, when taking into account the efficient, guarantee the processingquality of turbine.
Description
Technical Field
The utility model belongs to the technical field of the technique of turbine machining equipment and specifically relates to a continuous feeding formula centerless grinding machine is related to.
Background
When the existing turbine is machined, a centerless grinding machine is needed for grinding. The centerless grinding machine mainly comprises a grinding wheel, an adjusting wheel and a workpiece support. The grinding wheel is used for grinding, the adjusting wheel controls the rotation of the workpiece and controls the feed speed of the workpiece, the workpiece support supports the workpiece during grinding, and the three parts can be matched in a plurality of ways except for stopping grinding.
When the grinding wheel rotates at a high speed, the operation risk of manually and directly placing the workpiece in a machining area is high, and the safety of workers is influenced. Meanwhile, the manual feeding mode is influenced by the manual skill level, the labor intensity is high, the consistency of the feeding position of the workpiece is difficult to ensure, and the processing quality of the workpiece is influenced. Therefore, there is a need for a centerless grinding machine that can deliver workpieces to a processing area.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mechanically carry the work piece to the continuous material loading formula centerless grinder in processing district to this purpose that provides the processingquality of centerless grinder is reached.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a continuous feeding type centerless grinding machine comprises a workpiece support, a grinding wheel and an adjusting wheel which are oppositely arranged on the workpiece support, and a feeding device which is arranged at the feeding end of the workpiece support and used for conveying a workpiece to a position between the grinding wheel and the adjusting wheel; the feeding device comprises a rack, a workbench arranged on the rack, a lower supporting rod arranged on the workbench, and a driving mechanism which is used for driving the right leather roller and the left leather roller on two sides of the lower supporting rod, the right leather roller and the left leather roller rotate clockwise, wherein the right leather roller and the left leather roller are separated by a distance, the direction of the workpiece support is gradually increased, and the axial lead of the right leather roller is higher than that of the left leather roller.
By adopting the technical scheme, when the centerless grinding machine works, a row of workpieces are placed on the lower supporting rod, the left leather roller and the right leather roller, the driving mechanism drives the left leather roller and the right leather roller to move oppositely, the tangential force inclined along the axial lead of the workpieces is applied to the two sides of the workpieces, and the workpieces move towards one side of the workpiece support along with the tangential force, so that the purpose of conveying the workpieces to a position between the grinding wheel and the adjusting wheel is realized, and the operation is simple and rapid; meanwhile, because the workpiece is subjected to the friction force of the right leather roller in the oblique direction, the workpiece is limited to jump to one side of the right leather roller and even to separate from the feeding device by heightening the position of the right leather roller relative to the left leather roller, so that the feeding efficiency of the device is ensured; in addition, the large opening ends of the right leather roller and the left leather roller are feeding ends, the right leather roller and the left leather roller are distributed approximately in a splayed shape, parallel workpieces are conveniently placed on the lower supporting rod, the left leather roller and the right leather roller, then the axial leads of the workpieces are gradually overlapped under the guiding movement of the left leather roller and the right leather roller, after the initial zero position is determined, the feeding positions of the workpieces tend to be consistent, and the processing quality of the workpieces is guaranteed while high efficiency is achieved.
The utility model discloses further set up to: the automatic belt feeding device is characterized in that a straight groove is formed in the workbench, the driving mechanism comprises a motor arranged on the rack, a driving wheel rotationally connected to the motor, a tensioning wheel rotationally connected to the workbench, a left driven wheel arranged at the end of the left leather roller, a right driven wheel arranged at the end of the right leather roller and a driving belt, the tensioning wheel is located at the downstream of the left driven wheel, and the driving belt penetrates through the straight groove and is sequentially sleeved on the driving wheel, the left driven wheel, the tensioning wheel and the right driven wheel.
By adopting the technical scheme, the belt transmission has the advantages of simple structure, stable transmission and capability of buffering and absorbing vibration, and can transmit power between large shaft distance and multiple shafts; the belt transmission mode is utilized to realize the rotation of the right leather roller and the left leather roller in the same direction, and the tension wheel is used for assisting to improve the transmission efficiency of the transmission belt, so that the feeding efficiency of the device is ensured.
The utility model discloses further set up to: the workbench is provided with a first feeding plate positioned at the feeding end of the left leather roller, a first discharging plate positioned at the discharging end of the left leather roller, a second feeding plate positioned at the feeding end of the right leather roller and a second discharging plate positioned at the discharging end of the right leather roller; the first feeding plate and the second feeding plate are arranged in an inverted splayed shape and used for placing a workpiece and guiding the workpiece to the lower supporting rod, the right leather roller and the left leather roller; the first discharging plate and the second discharging plate are arranged in an inverted splayed shape, and the first discharging plate and the second discharging plate are used for guiding the workpiece on the right leather roller and the workpiece on the left leather roller to a position between the grinding wheel and the adjusting wheel.
By adopting the technical scheme, the first feeding plate and the second feeding plate are arranged at the feeding ends of the right leather roller and the left leather roller, so that the workpieces in rows can be conveniently and initially discharged, and the feeding efficiency of the feeding device is improved; first ejection of compact board and second ejection of compact board are set up through the discharge end at right leather roller and left leather roller to this makes up the material loading clearance between right leather roller and left leather roller and grinding wheel and the adjusting wheel, makes the work piece can be transported to between grinding wheel and the adjusting wheel steadily continuously, guarantees loading attachment's material loading efficiency with this.
The utility model discloses further set up to: one side of the workbench, which is close to the workpiece support, is provided with a support and an upper pressure rod, wherein the upper pressure rod is arranged on the support and is used for pressing the workpiece on the right leather roller and the left leather roller.
By adopting the technical scheme, because the lower side and the left and right sides of the workpiece are respectively provided with the lower supporting rod, the left leather roller and the right leather roller, and the radial movement of the workpiece at the discharge end of the feeding device is limited by the upper pressing rod, the feeding positions of the workpiece tend to be consistent, and the processing quality of the workpiece is ensured while high efficiency is considered.
The utility model discloses further set up to: the support including set up in right side leather roller with the pole setting of the both sides of left side leather roller, set up in T type pole, a plurality of in the pole setting are worn to locate fastener, a plurality of confession on the T type pole the fixed connecting rod of depression bar, set up in perpendicular groove on the connecting rod, the fastener slides to inlay and locates perpendicular inslot, be used for the restriction the connecting rod removes.
Through adopting above-mentioned technical scheme, according to the diameter of the work piece of carrying, loosen the fastener, the depression bar is to suitable height in the removal, then screws up the fastener to depression bar and connecting rod removal in this restriction have improved the flexibility ratio that the depression bar used.
To sum up, the utility model discloses a beneficial technological effect does:
1. by arranging the feeding device, the workpiece is stably conveyed between the grinding wheel and the adjusting wheel, so that the machining quality of the workpiece is ensured while high efficiency is achieved;
2. the radial movement of the workpiece at the discharge end of the feeding device is limited by the upper pressure rod, so that the feeding positions of the workpiece tend to be consistent, and the processing quality of the workpiece is ensured.
Drawings
Fig. 1 is a schematic structural diagram of the centerless grinding machine of the present invention.
Fig. 2 is a schematic structural diagram of the feeding device of the present invention.
Fig. 3 is a schematic view of the connection relationship between the driving mechanism, the right leather roller and the left leather roller.
Fig. 4 is a schematic view of the connection relationship among the upper pressure bar, the bracket and the workbench of the present invention.
In the figure, 1, a workpiece support; 2. grinding the grinding wheel; 3. an adjustment wheel; 4. a feeding device; 41. a frame; 42. a work table; 421. a straight groove; 43. a lower supporting rod; 44. a right leather roller; 45. a left leather roller; 46. a first feed plate; 47. a first discharging plate; 48. a second feed plate; 49. a second discharge plate; 5. a drive mechanism; 51. a motor; 52. a driving wheel; 53. a tension wheel; 54. a left driven wheel; 55. a right driven wheel; 56. a transmission belt; 6. a support; 61. erecting a rod; 62. a T-shaped rod; 63. a fastener; 64. a connecting rod; 65. a vertical slot; 7. and (4) an upper pressure rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a continuous feeding formula centerless grinder, including work support 1, set up grinding wheel 2 and adjusting wheel 3 on work support 1 relatively, set up in the feed end of work support 1 and be used for carrying the work piece to grinding wheel 2 and adjusting wheel between 3 loading attachment 4. In the actual use process, the workpiece is placed on the feeding device 4, and the feeding device 4 can convey the workpiece to a position between the grinding wheel 2 and the adjusting wheel 3, so that continuous feeding is realized.
Referring to fig. 2, the feeding device 4 includes a frame 41, a workbench 42 disposed on the frame 41, a lower supporting rod 43 disposed on the workbench 42, a right leather roller 44 and a left leather roller 45 disposed on two sides of the lower supporting rod 43, and a driving mechanism 5 for driving the right leather roller 44 and the left leather roller 45 to rotate clockwise. When the centerless grinding machine works, a row of workpieces are placed on the lower supporting rod 43, the left leather roller 45 and the right leather roller 44, the driving mechanism 5 drives the left leather roller 45 and the right leather roller 44 to move oppositely, the tangential force which is applied to two sides of the workpieces and inclines along the axial lead of the workpieces moves towards one side of the workpiece support 1, and therefore the purpose that the workpieces are conveyed between the grinding wheel 2 and the adjusting wheel 3 is achieved.
Since the workpieces are placed on the lower supporting rod 43, the left leather roller 45 and the right leather roller 44 in rows, the workpieces are subjected to the friction force of the right leather roller 44 in an upward oblique direction, and the workpieces can jump to the right leather roller 44 side and even be separated from the feeding device 4. Therefore, the distance between the right leather roller 44 and the left leather roller 45 is gradually increased along the direction far away from the workpiece support 1, namely, the right leather roller 44 and the left leather roller 45 are distributed approximately in a splay shape, and the axial lead of the right leather roller 44 is higher than that of the left leather roller 45. The radial movement of the workpiece is restricted by heightening the position of the right leather roller 44 relative to the left leather roller 45. In addition, the big-end ends of the right leather roller 44 and the left leather roller 45 are feeding ends, the right leather roller 44 and the left leather roller 45 are distributed in an approximate splayed shape, so that parallel workpieces can be conveniently placed on the lower supporting rod 43, the left leather roller 45 and the right leather roller 44, then the axial leads of the workpieces are gradually overlapped under the guiding motion of the left leather roller 45 and the right leather roller 44, after the initial zero position is determined, the feeding positions of the workpieces tend to be consistent, and the processing quality of the workpieces is guaranteed while high efficiency is achieved.
The workbench 42 is provided with a first feeding plate 46 positioned at the feeding end of the left leather roller 45, a first discharging plate 47 positioned at the discharging end of the left leather roller 45, a second feeding plate 48 positioned at the feeding end of the right leather roller 44 and a second discharging plate 49 positioned at the discharging end of the right leather roller 44; the first feeding plate 46 and the second feeding plate 48 are arranged in an inverted splayed shape, and the first feeding plate 46 and the second feeding plate 48 are used for placing a workpiece and guiding the workpiece to the lower supporting rod 43, the right leather roller 44 and the left leather roller 45; the first discharging plate 47 and the second discharging plate 49 are arranged in an inverted splayed shape, and the first discharging plate 47 and the second discharging plate 49 are used for guiding the workpieces on the right leather roller 44 and the left leather roller 45 to a position between the grinding wheel 2 and the adjusting wheel 3.
The first feeding plate 46 and the second feeding plate 48 are arranged at the feeding ends of the right leather roller 44 and the left leather roller 45, so that the primary discharge of the rows of workpieces is facilitated, and the feeding efficiency of the feeding device 4 is improved; the first discharging plate 47 and the second discharging plate 49 are arranged at the discharging ends of the right leather roller 44 and the left leather roller 45, so that the feeding gaps between the right leather roller 44 and the left leather roller 45 and the grinding wheel 2 and the adjusting wheel 3 are compensated, and the workpiece can be stably and continuously conveyed between the grinding wheel 2 and the adjusting wheel 3.
Referring to fig. 3, a straight groove 421 is formed on the table 42, the driving mechanism 5 includes a motor 51 disposed on the frame 41, a driving wheel 52 rotatably connected to the motor 51, a tension wheel 53 rotatably connected to the table 42, a left driven wheel 54 disposed at an end of the left leather roller 45, a right driven wheel 55 disposed at an end of the right leather roller 44, and a transmission belt 56, the tension wheel 53 is disposed at a downstream of the left driven wheel 54, and the transmission belt 56 passes through the straight groove 421 and is sequentially sleeved outside the driving wheel 52, the left driven wheel 54, the tension wheel 53, and the right driven wheel 55. The belt transmission has the advantages of simple structure, stable transmission and capability of buffering and absorbing vibration, and can transmit power between a large shaft distance and multiple shafts, and the belt transmission mode is utilized to realize the same-direction rotation of the right leather roller 44 and the left leather roller 45, and the tension wheel 53 is assisted to improve the transmission efficiency of the transmission belt 56, so that the feeding efficiency of the feeding device 4 is ensured.
Referring to fig. 4, in order to make the loading position of the workpiece consistent, a bracket 6 and an upper pressing rod 7 which is arranged on the bracket 6 and used for pressing the workpiece on a right leather roller 44 and a left leather roller 45 are arranged on one side of the workbench 42 close to the workpiece bracket 1. Because the lower side and the left and the right sides of the workpiece are respectively subjected to the lower supporting rod 43, the left leather roller 45 and the right leather roller 44, the radial movement of the workpiece at the discharge end of the feeding device 4 is limited by the upper pressure rod 7.
Because the diameters of different batches of work pieces are different, support 6 is including setting up in the pole setting 61 of the both sides of right leather roller 44 and left leather roller 45, set up on pole setting 61 and the T type pole 62 of level setting, two fasteners 63 of wearing to locate on T type pole 62, two with fastener 63 one-to-one setting and supply the fixed connecting rod 64 of pressure bar, set up the perpendicular groove 65 on connecting rod 64, fastener 63 is for sliding the bolt and the nut of threaded connection on the bolt of inlaying in perpendicular groove 65. According to the diameter of the conveyed workpiece, the fastening piece 63 is loosened, the upper pressure rod 7 is moved to a proper height, and then the fastening piece 63 is tightened, so that the movement of the upper pressure rod 7 and the connecting rod 64 is limited, and the flexibility of the use of the upper pressure rod 7 is improved.
The implementation principle of the embodiment is as follows:
s1 loosening the fastener 63, moving the pressing rod to contact the side wall of the workpiece, and then tightening the fastener 63;
s2, arranging the workpieces on the lower supporting rod 43, the left leather roller 45 and the right leather roller 44 and the first feeding plate 46 and the second feeding plate 48 along the axial direction;
s3 the centerless grinder works, the motor 51 is started, the right leather roller 44 and the left leather roller 45 rotate clockwise, and the workpiece is conveyed between the grinding wheel 2 and the adjusting wheel 3 by the feeding device 4.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides a continuous feeding formula centerless grinder, includes work support (1), set up relatively in grinding emery wheel (2) and adjusting wheel (3) on work support (1), its characterized in that: the feeding device (4) is arranged at the feeding end of the workpiece support (1) and used for conveying workpieces to a position between the grinding wheel (2) and the adjusting wheel (3); loading attachment (4) include frame (41), set up in workstation (42) on frame (41), set up in lower die-pin (43) on workstation (42) and relative set up in right leather roller (44) and left leather roller (45) of the both sides of die-pin (43) down, be used for driving right leather roller (44) with left leather roller (45) clockwise turning's actuating mechanism (5), right leather roller (44) with interval between left leather roller (45) is along keeping away from the direction of work piece support (1) increases gradually, just the axial lead of right leather roller (44) is higher than the axial lead of left leather roller (45).
2. A continuous feed centerless grinder as defined in claim 1 wherein: the working table (42) is provided with a straight groove (421), the driving mechanism (5) comprises a motor (51) arranged on the frame (41), a driving wheel (52) rotationally connected to the motor (51), a tension wheel (53) rotationally connected to the working table (42), a left driven wheel (54) arranged at the end part of the left leather roller (45), a right driven wheel (55) arranged at the end part of the right leather roller (44), and a transmission belt (56), wherein the tension wheel (53) is positioned at the downstream of the left driven wheel (54), and the transmission belt (56) penetrates through the straight groove (421) and is sequentially sleeved outside the driving wheel (52), the left driven wheel (54), the tension wheel (53) and the right driven wheel (55).
3. A continuous feed centerless grinder as defined in claim 1 wherein: a first feeding plate (46) positioned at the feeding end of the left leather roller (45), a first discharging plate (47) positioned at the discharging end of the left leather roller (45), a second feeding plate (48) positioned at the feeding end of the right leather roller (44) and a second discharging plate (49) positioned at the discharging end of the right leather roller (44) are arranged on the workbench (42); the first feeding plate (46) and the second feeding plate (48) are arranged in an inverted splayed shape, and the first feeding plate (46) and the second feeding plate (48) are used for placing workpieces and guiding the workpieces to the lower supporting rod (43), the right leather roller (44) and the left leather roller (45); the first discharging plate (47) and the second discharging plate (49) are arranged in an inverted splayed shape, and the first discharging plate (47) and the second discharging plate (49) are used for guiding workpieces on the right leather roller (44) and the left leather roller (45) to a position between the grinding wheel (2) and the adjusting wheel (3).
4. A continuous feed centerless grinder as defined in claim 1 wherein: one side of the workbench (42) close to the workpiece support (1) is provided with a support (6) and an upper pressing rod (7) arranged on the support (6) and used for pressing the workpiece on the right leather roller (44) and the left leather roller (45).
5. A continuous feed centerless grinder as defined in claim 4 wherein: support (6) including set up in right side leather roller (44) with pole setting (61) of the both sides of left side leather roller (45), set up in T type pole (62), a plurality of on pole setting (61) wear to locate fastener (63), a plurality of confession on T type pole (62) connecting rod (64) that the depression bar is fixed, set up in perpendicular groove (65) on connecting rod (64), fastener (63) slide to inlay and locate in perpendicular groove (65), be used for the restriction connecting rod (64) remove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920491437.8U CN209954347U (en) | 2019-04-12 | 2019-04-12 | Continuous feeding type centerless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920491437.8U CN209954347U (en) | 2019-04-12 | 2019-04-12 | Continuous feeding type centerless grinding machine |
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| Publication Number | Publication Date |
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| CN209954347U true CN209954347U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920491437.8U Active CN209954347U (en) | 2019-04-12 | 2019-04-12 | Continuous feeding type centerless grinding machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692651A (en) * | 2020-12-30 | 2021-04-23 | 綦江齿轮传动有限公司 | Grinding method for preventing small-length-diameter-ratio part from jumping |
| CN113941909A (en) * | 2021-11-08 | 2022-01-18 | 河北省轴承产业技术研究院 | Centerless grinding machine |
-
2019
- 2019-04-12 CN CN201920491437.8U patent/CN209954347U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692651A (en) * | 2020-12-30 | 2021-04-23 | 綦江齿轮传动有限公司 | Grinding method for preventing small-length-diameter-ratio part from jumping |
| CN113941909A (en) * | 2021-11-08 | 2022-01-18 | 河北省轴承产业技术研究院 | Centerless grinding machine |
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