CN212496687U - Rotary multi-station drilling and reaming tool - Google Patents
Rotary multi-station drilling and reaming tool Download PDFInfo
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- CN212496687U CN212496687U CN202020973019.5U CN202020973019U CN212496687U CN 212496687 U CN212496687 U CN 212496687U CN 202020973019 U CN202020973019 U CN 202020973019U CN 212496687 U CN212496687 U CN 212496687U
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- 238000005553 drilling Methods 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000003754 machining Methods 0.000 abstract description 13
- 238000012545 processing Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of machining, in particular to a rotary type multi-station drilling and reaming tool, which is used for positioning a workpiece, wherein the bottom of the workpiece is provided with a first through hole of which the axis is vertical to the bottom of the workpiece, the workpiece is also provided with a side wall, at least two second through holes to be formed on the side wall are provided, and the distances between the axes of all the second through holes and the bottom of the workpiece are equal; the method is characterized in that: the tool comprises a support, wherein a turntable is rotatably mounted on the support, and a positioning mechanism capable of positioning the turntable is further arranged on the support; the turntable is provided with a positioning column, a first nut is screwed at the end part of the positioning column, and a first through hole of the workpiece is inserted on the positioning column and then fixed through the first nut. The utility model has the advantages that: compared with the prior art, when the tool is used for hole machining, machining of a plurality of holes can be achieved only by installing the workpiece once, the position precision and the size precision between the holes are high, the workpiece does not need to be installed and disassembled for many times, machining efficiency is high, and labor intensity is low.
Description
Technical Field
The utility model relates to the field of machining, concretely relates to rotation type multistation is bored and is reamed frock.
Background
In the mechanical processing, according to the design requirements of workpieces, a punching operation is required to be performed on the workpieces, after punching, in order to improve the dimensional accuracy and the surface quality of holes, a reaming operation is usually required to be performed, in addition, some workpieces have special structures, such as the workpiece 1 shown in fig. 1 and 2, which is a casting, a first through hole 11 with an axis along the vertical direction is arranged at the bottom of the workpiece 1, in the actual production process, two second through holes 12 are required to be formed in the opposite side walls of the two sides of the first through hole 11, the two second through holes 12 are coaxial, in the prior art, for such a workpiece, the workpiece is usually positioned and then drilled, after the first hole is drilled, the second hole is drilled, and after drilling, reaming or boring is respectively performed, in the processing process, the workpiece 1 needs to be disassembled and assembled repeatedly, the labor intensity is high, the processing efficiency is low, and the positioning accuracy cannot be ensured, so that errors exist in the processing of different holes, it is difficult to ensure positional accuracy as well as dimensional accuracy between the respective holes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the technical problems of low hole machining precision, low machining efficiency and high labor intensity of workpieces in the prior art are solved.
The utility model discloses a realize solving above-mentioned technical problem through following technical means: the device comprises a bracket, wherein a turntable is rotatably arranged on the bracket, and a positioning mechanism capable of positioning the turntable is also arranged on the bracket;
the bottom of the workpiece is provided with a first through hole of which the axis is vertical to the bottom of the workpiece, the workpiece is also provided with a side wall, at least two second through holes to be formed in the side wall are provided, and the distances between the axes of all the second through holes and the bottom of the workpiece are equal;
the turntable is provided with a positioning column, a first nut is screwed at the end part of the positioning column, and a first through hole of the workpiece is inserted on the positioning column and then fixed through the first nut.
In the utility model, when the rotary multi-station drilling and reaming tool is practically applied, the tool is arranged on a drilling machine, then a workpiece is arranged on a turntable, the turntable is rotated to the position of the workpiece to be drilled to be aligned with a drill bit, the positioning mechanism is utilized to position the turntable to prevent the turntable from deviating, and then drilling and reaming operations are carried out, after the first hole is processed, the turntable is rotated to move the other position to be drilled to be aligned with the drill bit, the positioning mechanism is utilized to position the turntable to prevent the turntable from deviating, then drilling and reaming operations are carried out, the processes are repeated, the processing of different holes on the same workpiece can be realized, compared with the prior art, when the tool is used for hole processing, the processing of a plurality of holes can be realized only by once mounting the workpiece, the position precision and the size precision between each hole are higher, the workpiece does not need to be mounted and dismounted for a plurality of times, the processing efficiency is high, and the labor intensity is low.
Preferably, the support comprises a base and a vertical plate, the vertical plate is vertically arranged on the base, the turntable is rotatably arranged on the vertical plate, and the rotation axis of the turntable is perpendicular to the vertical plate.
The setting of base makes things convenient for the installation of whole frock, and the carousel rotates on the riser and conveniently treats the drilling position with the work piece and remove to aligning drill bit department to in going on of drilling reaming.
Preferably, the outer surface of one end of the positioning column close to the turntable is a polished surface, the end part of the positioning column is provided with a thread, and the diameter of the thread is larger than that of the polished surface.
Preferably, a gasket is arranged between the first nut and the workpiece, the gasket is provided with an opening, and the width of the opening is larger than the large diameter of the end part thread of the positioning column.
During the practical application, unscrew first nut, need not to tear first nut and tear down and can insert the work piece on the reference column, then block gasket opening in reference column tip screw thread department, then adjust the work piece position, screw up first nut and can realize the location installation of work piece.
Preferably, the turntable is provided with a first positioning hole;
the positioning pin penetrates through the workpiece and is inserted into the first positioning hole.
The positioning pin can be matched with the positioning column to realize positioning of the workpiece, so that accuracy of subsequent drilling and reaming is ensured.
Preferably, the turntable is provided with a cushion block, and the cushion block is positioned between the workpiece and the turntable.
In actual operation, in order to realize accurate support of the workpiece, the position of the supporting workpiece needs to be accurately machined, and the cushion block can support the workpiece, so that only finish machining needs to be performed on the cushion block in actual application, the efficiency is high, and the cost is low.
Preferably, the turntable is provided with a drill bushing, and the drill bushing is coaxial with a hole to be drilled in the workpiece.
Preferably, a second positioning hole is formed in the turntable;
the positioning mechanism comprises a positioning rod, and the positioning rod can penetrate through the support to be inserted into the second positioning hole.
In order to realize accurate drilling and reaming on the workpiece, when the turntable drives the workpiece to rotate to the position to be drilled and aligns the drill bit, the positioning rod penetrates through the support and is inserted into the second positioning hole, and then the positioning of the turntable is realized, so that accurate drilling and reaming are ensured, and the hole machining precision is ensured.
The optimized rotary table device further comprises a rotary table driving mechanism arranged on the support, and the rotary table driving mechanism can drive the rotary table to rotate.
The rotary table driving mechanism drives the workpiece to change the drilling position, so that the labor intensity is low, and the automation degree is high.
Preferably, the turntable driving mechanism comprises a motor arranged on the support, and the motor drives the turntable to rotate through a belt transmission mechanism, a chain transmission mechanism or a gear transmission mechanism.
The utility model has the advantages that:
1. in the utility model, when the rotary multi-station drilling and reaming tool is practically applied, the tool is arranged on a drilling machine, then a workpiece is arranged on a turntable, the turntable is rotated to the position of the workpiece to be drilled to be aligned with a drill bit, the positioning mechanism is utilized to position the turntable to prevent the turntable from deviating, and then drilling and reaming operations are carried out, after the first hole is processed, the turntable is rotated to move the other position to be drilled to be aligned with the drill bit, the positioning mechanism is utilized to position the turntable to prevent the turntable from deviating, then drilling and reaming operations are carried out, the processes are repeated, the processing of different holes on the same workpiece can be realized, compared with the prior art, when the tool is adopted to carry out hole processing, the processing of a plurality of holes can be realized only by once installing the workpiece, the position precision and the size precision between the holes are higher, the workpiece does not need to be assembled and disassembled for many times, the machining efficiency is high, and the labor intensity is low.
2. The setting of base makes things convenient for the installation of whole frock, and the carousel rotates on the riser and conveniently treats the drilling position with the work piece and remove to aligning drill bit department to in going on of drilling reaming.
3. During the practical application, unscrew first nut, need not to tear first nut and tear down and can insert the work piece on the reference column, then block gasket opening in reference column tip screw thread department, then adjust the work piece position, screw up first nut and can realize the location installation of work piece.
4. The positioning pin can be matched with the positioning column to realize positioning of the workpiece, so that accuracy of subsequent drilling and reaming is ensured.
5. In actual operation, in order to realize accurate support of the workpiece, the position of the supporting workpiece needs to be accurately machined, and the cushion block can support the workpiece, so that only finish machining needs to be performed on the cushion block in actual application, the efficiency is high, and the cost is low.
6. In order to realize accurate drilling and reaming on the workpiece, when the turntable drives the workpiece to rotate to the position to be drilled and aligns the drill bit, the positioning rod penetrates through the support and is inserted into the second positioning hole, and then the positioning of the turntable is realized, so that accurate drilling and reaming are ensured, and the hole machining precision is ensured.
7. The rotary table driving mechanism drives the workpiece to change the drilling position, so that the labor intensity is low, and the automation degree is high.
Drawings
FIG. 1 is a top view of a workpiece;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a side view of a rotary multi-station drilling and reaming tool according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;
FIG. 5 is a cross-sectional view taken at C-C of FIG. 3;
fig. 6 is a cross-sectional view of a rotary multi-station drilling and reaming tool according to a second embodiment of the present invention;
wherein,
a workpiece-1;
the device comprises a support-2, a base-21, a vertical plate-22 and a bearing-221;
the device comprises a rotary table-3, a positioning column-31, a first nut-32, a gasket-33, a first positioning hole-34, a cushion block-35, a drill bushing-36, a second positioning hole-37, a rotating shaft-38, a cantilever beam-39, a balancing weight-381 and a second nut-382;
a positioning mechanism-4, a positioning rod-41 and a positioning rod driving mechanism-42;
positioning pins-5;
a turntable driving mechanism-6, a motor-61, a driving gear-62 and a driven gear-63.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 3-5, a rotary multi-station drilling and reaming tool comprises a support 2, a turntable 3, a positioning mechanism 4 and a positioning pin 5.
As shown in fig. 4, the turntable 3 is rotatably mounted on the bracket 2, specifically, the bracket 2 includes a base 21 and an upright plate 22, the upright plate 22 is vertically mounted on the base 21, the base 21 and the upright plate 22 mainly serve to provide a mounting position for the turntable 3, and are not limited to a specific shape, in this embodiment, the upright plate 22 is vertically mounted on the left end of the base 21, and of course, the upright plate 22 is not limited to be mounted on the end of the base 21.
A rib plate is further arranged between the base 21 and the vertical plate 22, the rotary table 3 is rotatably mounted on the vertical plate 22, and the rotation axis of the rotary table 3 is perpendicular to the vertical plate 22, so that for convenience of understanding and description, the rotary table 3 is located on the left side of the vertical plate 22 by taking the view of fig. 4 as the view of the front view.
Specifically, as shown in fig. 4, a rotating shaft 38 perpendicular to the vertical plate 22 is disposed on one side of the rotary table 3 close to the vertical plate 22, a bearing 221 is disposed in the vertical plate 22, the rotating shaft 38 is installed in the bearing 221, further, in order to balance the weight at two ends of the rotating shaft 38, the bearing 221 extends out of the right end of the rotating shaft 38, a shaft shoulder is disposed at the right end of the rotating shaft 38, a counterweight block 381 is sleeved on the right side of the shaft shoulder, a second nut 382 is screwed on the right side of the counterweight block 381, and the counterweight block 381 is further.
As shown in fig. 5, the workpiece 1 is mounted on the turntable 3; specifically, set up reference column 31 on carousel 3, it is specific, reference column 31 perpendicular to carousel 3 left surface, and reference column 31 installs on carousel 3 through welding or bolted connection's mode, and first nut 32 has been twisted to reference column 31 left end.
As shown in fig. 1 and 2, in this embodiment, the bottom of the workpiece 1 is provided with a first through hole 11 whose axis is perpendicular to the bottom of the workpiece 1, the workpiece 1 is further provided with a side wall, at least two second through holes 12 to be opened are formed in the side wall, and the distances between the axes of all the second through holes 12 and the bottom of the workpiece 1 are equal, in this embodiment, two second through holes 12 to be opened are provided and are coaxial.
The first through hole 11 of the workpiece 1 is inserted into the positioning column 31 and then fixed by the first nut 32, the outer surface of one end of the positioning column 31 close to the turntable 3 is a smooth surface, and the end part of the positioning column 31 is provided with a thread, and the diameter of the thread is large and smaller than the diameter of the smooth surface.
As shown in fig. 5, a gasket 33 is arranged between the first nut 32 and the workpiece 1, and the gasket 33 is provided with a gap, and the width of the gap is larger than the large diameter of the end part thread of the positioning column 31.
As shown in fig. 5, a first positioning hole 34 is formed in the rotary table 3, the first positioning hole 34 is located in a coincidence range of the workpiece 1 and the rotary table 3, and an opening of the first positioning hole 34 is chamfered; still include locating pin 5, locating pin 5 passes work piece 1 and inserts first locating hole 34, and 5 tip chamfers of locating pin, the optimization, for the convenience of plug locating pin 5, sets up the handle at 5 tip of locating pin to the operation is held to the convenience.
As shown in fig. 5, the turntable 3 is provided with cushion blocks 35, the cushion blocks 35 are located between the workpiece 1 and the turntable 3, the number of the cushion blocks 35 is set according to actual requirements, and the cushion blocks 35 are fixed on the turntable 3 by welding or screws.
As shown in fig. 4, the rotary table 3 is provided with drill sleeves 36, the drill sleeves 36 are coaxial with holes to be drilled in the workpiece 1, the drill sleeves 36 correspond to the holes to be drilled in the workpiece 1 one by one, that is, the number of the drill sleeves 36 is determined by the number of the holes to be drilled in the workpiece 1, specifically, the holes to be drilled in the workpiece 1 are two opposite holes, the two holes are respectively located on two opposite side surfaces, the two holes to be drilled are coaxial, a cantilever beam 39 is welded or mounted on the rotary table 3 through a screw, and the drill sleeves 36 are embedded in the cantilever beam 39.
Further, as shown in fig. 4, a second positioning hole 37 is formed in the turntable 3, an opening of the second positioning hole 37 is chamfered, a positioning mechanism 4 capable of positioning the turntable 3 is further disposed on the bracket 2, the positioning mechanism 4 includes a positioning rod 41, an end portion of the positioning rod 41 is chamfered, the positioning rod 41 can penetrate through the bracket 2 and be inserted into the second positioning hole 37, specifically, in this embodiment, the two second positioning holes 37 are symmetrically disposed about a rotation center of the turntable 3, a circle center of the two positioning holes and the rotation center of the turntable 3 are located on the same straight line, and the positioning rod 41 is located right above the rotating shaft 38.
The position and the number of the second positioning holes 37 and the insertion position and the number of the positioning rods 41 are freely arranged according to actual requirements, so that after the workpiece 1 rotates for a certain angle along with the turntable 3, the positioning rods 41 and the second positioning holes 37 are matched for positioning, and the position to be drilled on the workpiece 1 can be aligned to a drill bit and a reamer.
The working principle is as follows:
as shown in fig. 3-5, in the present invention, when the rotary multi-station drilling and reaming tool is used in practice, the tool is installed on a drilling machine, then a workpiece 1 is installed on a rotary table 3, the rotary table 3 is rotated to a position on the workpiece 1 to be drilled to align with a drill bit, the rotary table 3 is positioned by a positioning mechanism 4 to prevent the deviation, and then drilling and reaming operations are performed, after a first hole is processed, the rotary table 3 is rotated to move another position to be drilled to the drill bit, the rotary table 3 is positioned by the positioning mechanism 4 to prevent the deviation, and then drilling and reaming operations are performed, and the above processes are repeated, so that different holes can be processed on the same workpiece 1, and compared with the prior art, when the tool in the present application is used for hole processing, processing of a plurality of holes can be realized only by installing the workpiece 1 once, the position precision and the size precision between each hole are higher, the workpiece 1 does not need to be assembled and disassembled for many times, the machining efficiency is high, and the labor intensity is lower.
Example two:
the difference between this embodiment and the first embodiment is:
as shown in fig. 6, the positioning mechanism 4 further includes a positioning rod driving mechanism 42 disposed on the base 21 or the vertical plate 22, in this embodiment, the positioning rod driving mechanism 42 employs an air cylinder or a push rod motor, and the positioning rod 41 is connected to a movable end of the positioning rod driving mechanism 42, so that the positioning rod driving mechanism 42 can drive the positioning rod 41 to extend or retract.
As shown in fig. 6, the device further comprises a turntable driving mechanism 6 disposed on the support 2, and the turntable driving mechanism 6 can drive the turntable 3 to rotate.
As shown in fig. 6, the turntable driving mechanism 6 includes a motor 61 disposed on the base 21, the motor 61 drives the turntable 3 to rotate through a belt transmission mechanism, a chain transmission mechanism or a gear transmission mechanism, in this embodiment, an output shaft of the motor 61 is provided with a driving gear 62, the rotating shaft 38 is provided with a driven gear 63, and the driving gear 62 is engaged with the driven gear 63.
Still include the control unit, the control unit in this embodiment adopts PLC, and PLC is prior art, and the skilled person in the art programs it according to actual need, can realize the control function described in this embodiment, specifically, locating lever actuating mechanism 42 and motor 61 are controlled by PLC.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A rotary multi-station drilling and reaming tool is used for positioning a workpiece (1), wherein the bottom of the workpiece (1) is provided with a first through hole (11) of which the axis is vertical to the bottom of the workpiece (1), the workpiece (1) is also provided with a side wall, at least two second through holes (12) to be formed in the side wall are formed, and the distances between the axes of all the second through holes (12) and the bottom of the workpiece (1) are equal; the method is characterized in that: the tool comprises a support (2), wherein a turntable (3) is rotatably mounted on the support (2), and a positioning mechanism (4) capable of positioning the turntable (3) is further arranged on the support (2);
the rotary table (3) is provided with a positioning column (31), a first nut (32) is screwed at the end part of the positioning column (31), and a first through hole (11) of the workpiece (1) is inserted into the positioning column (31) and then fixed through the first nut (32).
2. The rotary multi-station drilling and reaming tool according to claim 1, characterized in that: the support (2) comprises a base (21) and a vertical plate (22), the vertical plate (22) is vertically installed on the base (21), the turntable (3) is rotatably installed on the vertical plate (22), and the rotating axis of the turntable (3) is perpendicular to the vertical plate (22).
3. The rotary multi-station drilling and reaming tool according to claim 1, characterized in that: the outer surface of one end, close to the rotary table (3), of the positioning column (31) is a smooth surface, and the end part of the positioning column (31) is provided with a thread, wherein the diameter of the thread is larger than that of the smooth surface.
4. The rotary multi-station drilling and reaming tool according to claim 3, characterized in that: a gasket (33) is arranged between the first nut (32) and the workpiece (1), the gasket (33) is provided with a notch, and the width of the notch is larger than the large diameter of the end part thread of the positioning column (31).
5. The rotary multi-station drilling and reaming tool according to any one of claims 1 to 4, characterized in that: a first positioning hole (34) is formed in the rotary table (3);
the positioning device further comprises a positioning pin (5), and the positioning pin (5) penetrates through the workpiece (1) and is inserted into the first positioning hole (34).
6. The rotary multi-station drilling and reaming tool according to any one of claims 1 to 4, characterized in that: the rotary table (3) is provided with a cushion block (35), and the cushion block (35) is located between the workpiece (1) and the rotary table (3).
7. The rotary multi-station drilling and reaming tool according to any one of claims 1 to 4, characterized in that: the rotary table (3) is provided with a drill bushing (36), and the drill bushing (36) is coaxial with a hole to be drilled in the workpiece (1).
8. The rotary multi-station drilling and reaming tool according to any one of claims 1 to 4, characterized in that: a second positioning hole (37) is formed in the turntable (3);
the positioning mechanism (4) comprises a positioning rod (41), and the positioning rod (41) can penetrate through the bracket (2) and be inserted into the second positioning hole (37).
9. The rotary multi-station drilling and reaming tool according to any one of claims 1 to 4, characterized in that: still including setting up carousel actuating mechanism (6) on support (2), carousel actuating mechanism (6) can drive carousel (3) and rotate.
10. The rotary multi-station drilling and reaming tool according to claim 9, characterized in that: the turntable driving mechanism (6) comprises a motor (61) arranged on the support (2), and the motor (61) drives the turntable (3) to rotate through a belt transmission mechanism, a chain transmission mechanism or a gear transmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020973019.5U CN212496687U (en) | 2020-05-28 | 2020-05-28 | Rotary multi-station drilling and reaming tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020973019.5U CN212496687U (en) | 2020-05-28 | 2020-05-28 | Rotary multi-station drilling and reaming tool |
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| Publication Number | Publication Date |
|---|---|
| CN212496687U true CN212496687U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020973019.5U Active CN212496687U (en) | 2020-05-28 | 2020-05-28 | Rotary multi-station drilling and reaming tool |
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| CN (1) | CN212496687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546120A (en) * | 2020-05-28 | 2020-08-18 | 安徽省黄山台钻有限公司 | Rotary multi-station drilling and reaming tool |
| CN115431065A (en) * | 2022-09-21 | 2022-12-06 | 中信科移动通信技术股份有限公司 | A trompil positioner for antenna house |
-
2020
- 2020-05-28 CN CN202020973019.5U patent/CN212496687U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546120A (en) * | 2020-05-28 | 2020-08-18 | 安徽省黄山台钻有限公司 | Rotary multi-station drilling and reaming tool |
| CN115431065A (en) * | 2022-09-21 | 2022-12-06 | 中信科移动通信技术股份有限公司 | A trompil positioner for antenna house |
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