CN113319591B - Self-adaptive chamfering mechanism for dynamic balance equipment - Google Patents
Self-adaptive chamfering mechanism for dynamic balance equipment Download PDFInfo
- Publication number
- CN113319591B CN113319591B CN202110794809.6A CN202110794809A CN113319591B CN 113319591 B CN113319591 B CN 113319591B CN 202110794809 A CN202110794809 A CN 202110794809A CN 113319591 B CN113319591 B CN 113319591B
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- CN
- China
- Prior art keywords
- chamfering
- tool handle
- drill bit
- chamfering tool
- drill
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005553 drilling Methods 0.000 claims abstract description 9
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003801 milling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Drilling Tools (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a self-adaptive chamfering mechanism for dynamic balance equipment. The driving cylinder body is fixed on the cylinder base, a cylinder rod of the driving cylinder faces downwards and is fixedly connected with the upper part of the pushing arm, the lower part of the pushing arm extends to the side of the drill bit, a quick connector is arranged at the lower part of the pushing arm, a through hole is formed in the quick connector, and a chamfering tool handle is arranged in the through hole through a bearing; the chamfering blade is fixedly arranged at the bottom of the chamfering tool handle and is used for chamfering a machined workpiece; at least two guide pins are fixedly arranged on the chamfering tool handle, and the inner ends of the guide pins are embedded in the drill bit, so that the chamfering tool handle and the drill bit are coaxially sleeved and circumferentially limited. The invention can finish self-adaptive automatic chamfering, does not need to separately design chamfering stations, adapts to different hole depths, has flexible weight removing and drilling, improves the balance effect, is convenient for replacing chamfering tool bits, and can adapt to drill bits or milling cutters with different sizes.
Description
Technical Field
The invention relates to a chamfering mechanism, in particular to a self-adaptive chamfering mechanism for dynamic balance equipment.
Background
Chamfering is a necessary process after finishing drilling and milling processing, and is used for ensuring that the product is burr-free, attractive, safe and reliable. Due to different drilling sizes, different depths and other factors, the existing equipment cannot realize self-adaptive automatic chamfering. Especially on full-automatic dynamic balance correction equipment, in order to accomplish chamfer processing, three methods exist:
one relies on manual chamfering, and special personnel are required to be responsible for chamfering work in the mode, so that the full-automatic operation of the assembly line cannot be realized;
secondly, manufacturing a special pagoda-shaped drill bit for finishing chamfering with fixed depth, wherein the method is required to fix the drilling depth, so that the balance and weight removing effects are greatly reduced;
thirdly, a chamfering station is independently designed to position and chamfer the workpiece, and the mode needs greatly increased cost.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a self-adaptive chamfering mechanism for dynamic balance equipment.
The technical scheme adopted by the invention is as follows:
The self-adaptive chamfering mechanism comprises an air cylinder base, a pushing arm, a driving air cylinder, a bearing, a chamfering tool handle, a chamfering blade, a guide pin and a quick connector; the driving cylinder body is fixed on the cylinder base, a cylinder rod of the driving cylinder faces downwards and is fixedly connected with the upper part of the pushing arm, the lower part of the pushing arm extends to the side of the drill bit, a quick connector is arranged at the lower part of the pushing arm, a through hole is formed in the quick connector, and a chamfering tool handle is arranged in the through hole through a bearing; the chamfering blade is fixedly arranged at the bottom of the chamfering tool handle and is used for chamfering a machined workpiece; at least two guide pins are fixedly arranged on the chamfering tool handle, and the inner ends of the guide pins are embedded in the drill bit, so that the chamfering tool handle and the drill bit are coaxially sleeved and circumferentially limited.
The cutting drive structure comprises a cutting main shaft and a cutting main shaft mounting plate, wherein the cutting main shaft is fixedly mounted on the cutting main shaft mounting plate, and the cylinder base is fixed on the cutting main shaft mounting plate; the cutting main shaft faces downwards, a drill bit is arranged at the lower end of the cutting main shaft, a center through hole is formed in the chamfering tool shank to form a hollow structure, and the drill bit fixed on the cutting main shaft penetrates through the center through hole of the chamfering tool shank; the inner end of the guide pin is embedded in a drill guide groove of the drill, and the guide pin is matched with the drill guide groove, so that the chamfering tool shank rotates along with the drill, and moves up and down along the drill guide groove under the action force of the driving cylinder.
The quick connector is designed to be a mortise and tenon structure with the pushing arm, and fixing bolts are arranged on two sides of the joint of the mortise and tenon structure.
The bearing outer ring is arranged in a through hole of the quick connector, and the chamfering tool handle is arranged in the bearing inner ring.
The chamfering blade is of a parallelogram structure and is fixed at the bottom of the chamfering tool handle.
The invention has the beneficial effects that:
The automatic chamfering machine can finish automatic chamfering without independently designing chamfering stations, so that the manufacturing cost of equipment is greatly saved, and labor is saved;
The method can adapt to different hole depths, has flexible hole removal and drilling, and improves the balance effect;
The invention does not need a special pagoda drill bit, thereby saving the customizing cost of the cutter;
the quick-change structure of the invention can conveniently change the chamfering tool bit and is used for adapting to drill bits or milling cutters with different sizes.
Drawings
FIG. 1 is an exploded schematic view of the chamfering mechanism of the present invention.
FIG. 2 is a schematic view of the entire assembly of the chamfering mechanism of the present invention.
Fig. 3 is an exploded view of the present invention in mating relationship with a cutting spindle.
Fig. 4 is a schematic assembly view of the present invention in mating relationship with a cutting spindle.
Fig. 5 is a schematic view of the chamfering state of the present invention.
In the figure: 1. the device comprises a cylinder base, 2, a pushing arm, 3, a driving cylinder, 4, a bearing, 5, a chamfering tool handle, 6, a chamfering blade, 7, a guide pin, 8, a quick connector, 9, a drill, 9.1, a drill guide groove, 10, a cutting spindle, 11 and a cutting spindle mounting plate.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
As shown in fig. 1 and 2, the adaptive chamfering mechanism includes a cylinder base 1, a push arm 2, a driving cylinder 3, a bearing 4, a chamfering tool shank 5, a chamfering blade 6, a guide pin 7, and a quick coupler 8;
the cylinder body of the driving cylinder 3 is fixed on the cylinder base 1, a cylinder rod of the driving cylinder 3 is downwards fixedly connected with the upper part of the pushing arm 2, the lower part of the pushing arm 2 extends to the side of the drill bit 9, a quick connector 8 is arranged at the lower part of the pushing arm 2, a through hole is formed in the quick connector 8, the axial direction of the through hole is parallel to the axial direction of the drill bit 9 and is coincident with the axial direction of the drill bit 9, and a chamfering cutter handle 5 is arranged in the through hole of the drill bit 9 through a bearing 4;
In specific implementation, the outer ring of the bearing 4 is installed in a through hole of the quick connector 8, and the chamfering tool handle 5 is installed in the inner ring of the bearing 4.
The chamfering blade 6 is fixedly arranged at the bottom of the chamfering tool handle 5 and is used for chamfering a machined workpiece;
The chamfering blade 6 is of a parallelogram structure and is fixed at the bottom of the chamfering tool handle 5.
At least two guide pins 7 are symmetrically and fixedly arranged on the chamfering tool handle 5, and the inner ends of the guide pins are embedded in the drill guide grooves 9.1 of the drill 9, so that the chamfering tool handle 5 and the drill 9 are coaxially sleeved and circumferentially limited, and the chamfering tool handle 5 and the drill 9 are coaxially sleeved and circumferentially limited through the guide pins 7.
As shown in fig. 3 and 4, the chamfering machine further comprises a cutting driving structure, wherein the cutting driving structure comprises a cutting spindle 10 and a cutting spindle mounting plate 11, the cutting spindle 10 is fixedly mounted on the cutting spindle mounting plate 11, the cylinder base 1 is fixedly mounted on the cutting spindle mounting plate 11, and the cylinder base 1 fixes the whole chamfering mechanism on the cutting spindle mounting plate 11 to move along with the cutting spindle 10; the cutting main shaft 10 faces downwards and the drill bit 9 is arranged at the lower end, as shown in fig. 5, the chamfering tool handle 5 is provided with a central through hole to form a hollow structure, and the drill bit 9 fixed on the cutting main shaft 10 penetrates through the central through hole of the chamfering tool handle 5; the general drill bit 9 is originally provided with a spiral drill bit guide cutting groove 9.1, the outer end of a guide pin 7 can be fixed in a radial threaded hole of the chamfering tool handle 5 through threaded fit, the inner end of the guide pin 7 is embedded in the drill bit guide cutting groove 9.1 of the drill bit 9, and the guide pin 7 is matched with the drill bit guide cutting groove 9.1, so that the chamfering tool handle 5 rotates along with the drill bit 9, and moves up and down along the drill bit guide cutting groove 9.1 under the action force of a driving cylinder 3.
The outer end of the guide pin 7, which is close to the chamfering tool handle 5, is of a thread structure, the inner end of the guide pin 7, which is close to the drill bit 9, is of a pin structure, the guide pin 7 is fixedly connected with a threaded hole of the chamfering tool handle 5 through threads, and one end of the pin structure is embedded into the guide cutting groove 9.1 and can move up and down along the guide cutting groove 9.1.
The cutting spindle 10 drives the drill bit 9 to rotate for drilling, and simultaneously coaxially drives the chamfering tool handle 5 and the chamfering blade 6 thereon to synchronously rotate, and the chamfering blade 6 processes a drilling hole to form a simultaneous chamfering structure.
At this time, the driving cylinder 3 drives the pushing arm 2 to move up and down, and then drives the chamfering tool handle 5 and the chamfering blade 6 thereon to synchronously rotate and move up and down synchronously under the limit of the guiding and cutting groove 9.1, and then the size and depth of the chamfering structure processing are adjusted in a self-adaptive mode, and the chamfering tool can move down to the end face of the hole to realize the deburring process.
Therefore, the invention skillfully utilizes the original drill guide and cutting groove 9.1 of the drill 9 to realize the matched installation of the chamfering tool handle 5 and the drill 9 and the processing and deburring of the self-adaptive chamfering structure.
The quick connector 8 is connected with the pushing arm 2 and is designed into a mortise and tenon structure, and fixing bolts are arranged on two sides of the joint of the mortise and tenon structure. The fixing bolts on the two sides can be conveniently loosened to take down or replace different quick connectors so as to adapt to drill bits 9 with different sizes, and meanwhile, due to the mortise and tenon structure, the firmness of the working process is ensured.
The specific working process of the invention is as follows:
1) The chamfering mechanism is fixed on the cutting spindle mounting plate 11 and synchronously moves along with the cutting spindle 10 under the driving mechanism, and the drill 9 passes through the chamfering tool handle 5;
2) A cutting spindle 10 moves downwards to drill a workpiece, and a chamfering tool handle 5 rotates along with a drill bit 9 under the drive of a guide pin 7;
3) After the drilling reaches the required depth, the chamfering tool handle 5 is driven by the driving cylinder 3 to be pressed down to the surface of the workpiece, so that the chamfering blade 6 is contacted with the hole edge, as shown in fig. 5;
4) The chamfering blade 6 synchronously rotates chips along the hole along with the drill 9 under the drive of the guide pin 7 so as to achieve the chamfering purpose; in the specific implementation, the chamfering mechanism can adaptively move downwards to form a hole edge, then the chamfering mechanism rotates for a plurality of circles to chamfer, the deburring process is also realized in the chamfering process, the feeding depth is not needed, and the chamfering is completed after the chamfering mechanism rotates for a plurality of circles.
The bottom end of the drill bit is generally lower than the chamfering blade, and the drill bit is chamfering when idling in the hole.
5) After chamfering is completed, the driving cylinder drives the chamfering tool handle 5 to retract to an initial position;
6) The cutting spindle 10 is retracted to the standby position, and thus, all actions of the drill chamfering are completed.
The self-adaptive chamfering mechanism for the dynamic balancing device can be used on the dynamic balancing device, but is not limited to the dynamic balancing device.
Claims (4)
1. A self-adaptation chamfer mechanism for dynamic balance equipment, its characterized in that: the self-adaptive chamfering mechanism comprises a cylinder base (1), a pushing arm (2), a driving cylinder (3), a bearing (4), a chamfering tool handle (5), a chamfering blade (6), a guide pin (7) and a quick connector (8); the cylinder body of the driving cylinder (3) is fixed on the cylinder base (1), a cylinder rod of the driving cylinder (3) faces downwards and is fixedly connected with the upper part of the pushing arm (2), the lower part of the pushing arm (2) extends to the side of the drill bit (9), a quick connector (8) is arranged at the lower part of the pushing arm (2), a through hole is formed in the quick connector (8), and a chamfering cutter handle (5) is arranged in the through hole through a bearing (4); the chamfering blade (6) is fixedly arranged at the bottom of the chamfering tool handle (5) and is used for chamfering a machined workpiece; at least two guide pins (7) are fixedly arranged on the chamfering tool handle (5), and the inner ends of the guide pins (7) are embedded in the drill bit (9), so that the chamfering tool handle (5) and the drill bit (9) are coaxially sleeved and circumferentially limited;
The cutting device is characterized by further comprising a cutting driving structure, wherein the cutting driving structure comprises a cutting main shaft (10) and a cutting main shaft mounting plate (11), the cutting main shaft (10) is fixedly mounted on the cutting main shaft mounting plate (11), and the cylinder base (1) is fixed on the cutting main shaft mounting plate (11); the cutting main shaft (10) faces downwards, the drill bit (9) is arranged at the lower end of the cutting main shaft, the chamfering tool handle (5) is provided with a central through hole to form a hollow structure, and the drill bit (9) fixed on the cutting main shaft (10) penetrates through the central through hole of the chamfering tool handle (5); the inner end of the guide pin (7) is embedded in a drill guide groove (9.1) of the drill (9), the guide pin (7) is matched with the drill guide groove (9.1) so that the chamfering tool handle (5) rotates along with the drill (9), and the guide pin (7) moves up and down along the drill guide groove (9.1) under the action force of the driving cylinder (3);
The quick connector (8) is connected with the pushing arm (2) and designed into a mortise and tenon structure, and fixing bolts are arranged on two sides of the joint of the mortise and tenon structure.
2. An adaptive chamfering mechanism for a dynamic balancing apparatus as recited in claim 1, wherein: the outer ring of the bearing (4) is arranged in a through hole of the quick connector (8), and the chamfering tool handle (5) is arranged in the inner ring of the bearing (4).
3. An adaptive chamfering mechanism for a dynamic balancing apparatus as recited in claim 1, wherein: the chamfering blade (6) is of a parallelogram structure and is fixed at the bottom of the chamfering tool handle (5).
4. Use of an adaptive chamfering mechanism for a dynamic balancing apparatus according to any one of claims 1-3, characterized in that: the chamfering device is applied to machining of chamfering when drilling and de-weighting of dynamic balance equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794809.6A CN113319591B (en) | 2021-07-14 | 2021-07-14 | Self-adaptive chamfering mechanism for dynamic balance equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794809.6A CN113319591B (en) | 2021-07-14 | 2021-07-14 | Self-adaptive chamfering mechanism for dynamic balance equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113319591A CN113319591A (en) | 2021-08-31 |
| CN113319591B true CN113319591B (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110794809.6A Active CN113319591B (en) | 2021-07-14 | 2021-07-14 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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| Country | Link |
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| CN (1) | CN113319591B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2056369U (en) * | 1988-03-31 | 1990-04-25 | 鞍山钢铁公司 | Combined drill with adjustable rose reamer |
| JP2003260610A (en) * | 2002-03-04 | 2003-09-16 | Kimura:Kk | Internal chamfered structure of multiple shaft hole |
| CN104708084A (en) * | 2015-03-05 | 2015-06-17 | 苏州经贸职业技术学院 | Drilling and chamfering mechanism |
| CN106563840A (en) * | 2016-11-11 | 2017-04-19 | 丹阳宝联五金制品有限公司 | Chamfering drill bit |
| CN209157240U (en) * | 2018-12-06 | 2019-07-26 | 洛阳理工学院 | A kind of drill bit synchronously completing through-hole and chamfering operation |
| CN209647676U (en) * | 2019-03-13 | 2019-11-19 | 北京中兴杰科技发展有限公司 | A kind of drill bit of included chamfering |
| CN213410669U (en) * | 2020-10-19 | 2021-06-11 | 四川道勤切削工具有限公司 | Chamfering thread milling tool |
| KR20210085138A (en) * | 2019-12-30 | 2021-07-08 | (주)세현하이테크 | A cutting tool for wrench bolt hole |
| CN216138470U (en) * | 2021-07-14 | 2022-03-29 | 杭州集智机电股份有限公司 | Self-adaptive chamfering mechanism for dynamic balance equipment |
-
2021
- 2021-07-14 CN CN202110794809.6A patent/CN113319591B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2056369U (en) * | 1988-03-31 | 1990-04-25 | 鞍山钢铁公司 | Combined drill with adjustable rose reamer |
| JP2003260610A (en) * | 2002-03-04 | 2003-09-16 | Kimura:Kk | Internal chamfered structure of multiple shaft hole |
| CN104708084A (en) * | 2015-03-05 | 2015-06-17 | 苏州经贸职业技术学院 | Drilling and chamfering mechanism |
| CN106563840A (en) * | 2016-11-11 | 2017-04-19 | 丹阳宝联五金制品有限公司 | Chamfering drill bit |
| CN209157240U (en) * | 2018-12-06 | 2019-07-26 | 洛阳理工学院 | A kind of drill bit synchronously completing through-hole and chamfering operation |
| CN209647676U (en) * | 2019-03-13 | 2019-11-19 | 北京中兴杰科技发展有限公司 | A kind of drill bit of included chamfering |
| KR20210085138A (en) * | 2019-12-30 | 2021-07-08 | (주)세현하이테크 | A cutting tool for wrench bolt hole |
| CN213410669U (en) * | 2020-10-19 | 2021-06-11 | 四川道勤切削工具有限公司 | Chamfering thread milling tool |
| CN216138470U (en) * | 2021-07-14 | 2022-03-29 | 杭州集智机电股份有限公司 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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| Publication number | Publication date |
|---|---|
| CN113319591A (en) | 2021-08-31 |
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