CN216138470U - Self-adaptive chamfering mechanism for dynamic balance equipment - Google Patents
Self-adaptive chamfering mechanism for dynamic balance equipment Download PDFInfo
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- CN216138470U CN216138470U CN202121597783.8U CN202121597783U CN216138470U CN 216138470 U CN216138470 U CN 216138470U CN 202121597783 U CN202121597783 U CN 202121597783U CN 216138470 U CN216138470 U CN 216138470U
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Abstract
The utility model discloses a self-adaptive chamfering mechanism for dynamic balance equipment. A cylinder body of a driving cylinder is fixed on a cylinder base, a cylinder rod of the driving cylinder faces downwards and is fixedly connected with the upper part of a push arm, the lower part of the push arm extends to the side of a drill bit, a quick connector is installed at the lower part of the push arm, a through hole is formed in the quick connector, and a chamfering tool handle is installed 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, the inner end of each guide pin is embedded in the drill bit, and the chamfering tool handle and the drill bit are coaxially sleeved and circumferentially limited. The utility model can complete self-adaptive automatic chamfering, does not need to independently design a chamfering station, is self-adaptive to different hole depths, is flexible in removing heavy drilling, improves the balance effect, is convenient to replace a chamfering tool bit, and can adapt to drill bits or milling cutters with different sizes.
Description
Technical Field
The utility model relates to a chamfering mechanism, in particular to a self-adaptive chamfering mechanism for dynamic balance equipment.
Background
The chamfering is a necessary process after drilling and milling are finished, and is used for ensuring that the product is free of burrs, attractive, safe and reliable. Due to the factors of different sizes and depths of drilled holes and the like, the current equipment cannot realize self-adaptive automatic chamfering. Particularly, on full-automatic dynamic balance correction equipment, in order to complete chamfering, the current methods include three types:
one mode is manual chamfering, and the mode needs special personnel to take charge of chamfering work and cannot realize full-automatic operation of a production line;
secondly, manufacturing a special pagoda-shaped drill bit for finishing chamfering with fixed depth, wherein the drilling depth must be fixed by the method, so that the balance weight removal effect is greatly reduced;
thirdly, a chamfering station is independently designed to position and chamfer the workpiece, and the mode needs greatly increased cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides an adaptive chamfering mechanism for a dynamic balance device.
The technical scheme adopted by the utility model is as follows:
the self-adaptive chamfering mechanism comprises a cylinder base, a push arm, a driving cylinder, a bearing, a chamfering tool handle, a chamfering blade, a guide pin and a quick connector; a cylinder body of a driving cylinder is fixed on a cylinder base, a cylinder rod of the driving cylinder faces downwards and is fixedly connected with the upper part of a push arm, the lower part of the push arm extends to the side of a drill bit, a quick connector is installed at the lower part of the push arm, a through hole is formed in the quick connector, and a chamfering tool handle is installed 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, the inner end of each guide pin is embedded in the drill bit, and the chamfering tool handle and the drill bit are coaxially sleeved and circumferentially limited.
The cutting driving structure comprises a cutting main shaft and a cutting main shaft mounting plate, 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 installed at the lower end of the cutting main shaft, a central 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 central through hole of the chamfering tool shank; the inner end of the guide pin is embedded in a drill bit cutting guide groove of the drill bit, and the guide pin is matched with the drill bit cutting guide groove, so that the chamfering tool shank rotates along with the drill bit and moves up and down along the drill bit cutting guide groove under the action of the driving cylinder.
The quick connector and the pushing arm are connected and designed to be of a mortise and tenon structure, 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 utility model has the following beneficial effects:
the automatic chamfering machine can complete automatic chamfering, and a chamfering station does not need to be designed independently, so that the manufacturing cost of equipment is greatly saved, and the labor is saved;
the utility model can be adaptive to different hole depths, and has flexible weight removal and drilling, thereby improving the balance effect;
the utility model does not need a special pagoda drill bit, thereby saving the customization cost of the cutter;
the rapid changing structure can conveniently change the chamfering tool bit and is suitable for drills or milling cutters with different sizes.
Drawings
FIG. 1 is an exploded view of the chamfering mechanism of the present invention.
FIG. 2 is a schematic view of the overall 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 an assembled view of the present invention in mating relationship with a cutting spindle.
FIG. 5 is a schematic view of the chamfered state of the present invention.
In the figure: 1. the device comprises a cylinder base, 2, a push 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 bit, 9.1, a drill bit guide cutting groove, 10, a cutting spindle, 11 and a cutting spindle mounting plate.
Detailed Description
The utility model is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 and 2, the self-adaptive chamfering mechanism comprises 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 joint 8;
the cylinder body of the driving cylinder 3 is fixed on the cylinder base 1, the cylinder rod of the driving cylinder 3 is downwards fixedly connected with the upper part of the push arm 2, the lower part of the push arm 2 extends to the side of the drill bit 9, the lower part of the push arm 2 is provided with a quick joint 8, the quick joint 8 is provided with a through hole, the axial direction of the through hole is parallel to the axial direction of the drill bit 9 and is superposed, and the through hole of the drill bit 9 is provided with a chamfering tool handle 5 through a bearing 4;
in specific implementation, 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.
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 installed on the chamfering tool handle 5, the inner ends of the guide pins are embedded in the drill bit guide cutting grooves 9.1 of the drill bit 9, the chamfering tool handle 5 and the drill bit 9 are coaxially sleeved and circumferentially limited, and the guide pins 7 are used for coaxially sleeving and circumferentially limiting the chamfering tool handle 5 and the drill bit 9.
As shown in fig. 3 and 4, the chamfering machine further comprises a cutting driving structure, 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 fixed on the cutting spindle mounting plate 11, and the cylinder base 1 fixes the whole chamfering mechanism on the cutting spindle mounting plate 11 and moves along with the cutting spindle 10; the cutting main shaft 10 faces downwards, a drill bit 9 is installed at the lower end of the cutting main shaft, as shown in fig. 5, a central through hole is formed in the chamfering tool shank 5 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 shank 5; the general drill bit 9 originally has a spiral drill bit guide cutting groove 9.1, the outer end of the 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 the driving cylinder 3.
The outer end of the guide pin 7 close to the chamfering tool handle 5 is of a threaded structure, the inner end 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.
When the cutting spindle 10 drives the drill bit 9 to rotate for drilling, the chamfering tool shank 5 and the chamfering blade 6 thereon are coaxially driven to synchronously rotate, and the chamfering blade 6 forms a chamfering structure for drilling to process.
At the moment, the driving cylinder 3 drives the pushing arm 2 to move up and down, so that the chamfering tool shank 5 and the chamfering blade 6 on the chamfering tool shank are driven to synchronously rotate, and the chamfering tool shank and the chamfering blade are synchronously moved up and down under the limit of the guide cutting groove 9.1, so that the size and the depth of the chamfer structure machining are adaptively adjusted, and the chamfering tool shank can move down to the end face of a hole to achieve the process of deburring.
Therefore, the drill bit guiding and cutting groove 9.1 originally formed in the drill bit 9 is skillfully utilized, and the matched installation of the chamfering tool handle 5 and the drill bit 9, the processing of the self-adaptive chamfering structure and the burr removal are realized.
The quick connector 8 and the push arm 2 are connected and designed to be of 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 who loosen both sides that can be convenient like this take off or change different quick-operation joint with the not drill bit 9 of equidimension of adaptation, benefit from mortise and tenon structure simultaneously, guarantee the firm of working process.
The specific working process of the utility model is as follows:
1) the chamfering mechanism is fixed on the cutting spindle mounting plate 11 and synchronously moves with the cutting spindle 10 under the driving mechanism, and the drill bit 9 penetrates through the chamfering tool shank 5;
2) the cutting main shaft 10 moves downwards to drill a workpiece, and the chamfering tool shank 5 is driven by the guide pin 7 to rotate along with the drill bit 9;
3) after the drilling hole reaches the required depth, the driving cylinder 3 drives the chamfering tool shank 5 to be pressed down to the surface of the workpiece, so that the chamfering blade 6 is in contact with the edge of the hole, as shown in fig. 5;
4) the chamfering blade 6 is driven by the guide pin 7 to synchronously rotate cuttings along the hole edge along the drill bit 9 so as to achieve the chamfering purpose; in the concrete implementation, the chamfering mechanism can adaptively move the hole edge downwards, then the chamfering is carried out by rotating for several circles, the burr removing process is also carried out in the chamfering process, the feeding depth is not needed, and the chamfering can be completed by rotating for several circles.
The bottom end of the drill bit is generally lower than the chamfering blade, and the drill bit performs chamfering when idling in the hole.
5) After chamfering is finished, the driving cylinder drives the chamfering tool shank 5 to retract to the initial position;
6) the cutting spindle 10 is retracted to the standby position, and thus all operations of drilling and chamfering are completed.
The self-adaptive chamfering mechanism for the dynamic balancing equipment can be used on the dynamic balancing equipment, but is not limited to the dynamic balancing equipment.
Claims (5)
1. The utility model provides a self-adaptation chamfer mechanism for dynamic balance equipment which characterized in that: the self-adaptive chamfering mechanism comprises a cylinder base (1), a push 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); a cylinder body of a driving cylinder (3) is fixed on a cylinder base (1), a cylinder rod of the driving cylinder (3) faces downwards and is fixedly connected with the upper part of a push arm (2), the lower part of the push arm (2) extends to the side of a drill bit (9), a quick connector (8) is installed at the lower part of the push arm (2), a through hole is formed in the quick connector (8), and a chamfering tool shank (5) is installed 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 are embedded in the drill bit (9), so that the chamfering tool handle (5) and the drill bit (9) are coaxially sleeved and are circumferentially limited.
2. The adaptive chamfering mechanism for a dynamic balancing apparatus according to claim 1, 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), and the cylinder base (1) is fixed on the cutting spindle mounting plate (11); the cutting main shaft (10) faces downwards, a drill bit (9) is installed at the lower end of the cutting main shaft, a central through hole is formed in the chamfering tool handle (5) 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 bit cutting guide groove (9.1) of the drill bit (9), and the guide pin (7) is matched with the drill bit cutting guide 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 cutting guide groove (9.1) under the action force of the driving cylinder (3).
3. The adaptive chamfering mechanism for a dynamic balancing apparatus according to claim 1, wherein: the quick connector (8) and the push arm (2) are connected and designed to be of a mortise and tenon structure, and fixing bolts are arranged on two sides of the joint of the mortise and tenon structure.
4. The adaptive chamfering mechanism for a dynamic balancing apparatus according to 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).
5. The adaptive chamfering mechanism for a dynamic balancing apparatus according to claim 1, wherein: the chamfering blade (6) is of a parallelogram structure and is fixed at the bottom of the chamfering tool handle (5).
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CN202121597783.8U CN216138470U (en) | 2021-07-14 | 2021-07-14 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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CN202121597783.8U CN216138470U (en) | 2021-07-14 | 2021-07-14 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113319591A (en) * | 2021-07-14 | 2021-08-31 | 杭州集智机电股份有限公司 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113319591A (en) * | 2021-07-14 | 2021-08-31 | 杭州集智机电股份有限公司 | Self-adaptive chamfering mechanism for dynamic balance equipment |
CN113319591B (en) * | 2021-07-14 | 2024-05-28 | 杭州集智机电股份有限公司 | Self-adaptive chamfering mechanism for dynamic balance equipment |
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