CN214186286U - Beveling machine speed reduction feed mechanism - Google Patents

Abstract

The utility model discloses a beveling machine speed reduction feed mechanism in the relevant technical field of beveling machine, including host computer shell and gear box, the gear box pass through the bolt with host computer shell fixed connection, the side of host computer shell is provided with the rotary disk, there are groove knife rest and cutting knife rest through bolt fixed mounting on the rotary disk, the groove knife rest with cutting knife rest about the central symmetry of rotary disk sets up, the motor through the fixed cover of motor with the host computer shell is connected. The utility model discloses in, feed motion is continuous motion, and the cutting of cutter is continuous screw motion, compares in the feed mechanism of collision formula, and its impact to the cutter reduces greatly, has prolonged the life of cutter to avoided strikeing the harm to equipment drive mechanism, the complete machine operation is stable, through the transmission of difference tooth, has only realized very big reduction ratio with two gears, does not need extra collision mechanism, makes equipment compacter, has saved installation space.

Description

Beveling machine speed reduction feed mechanism

Technical Field

The utility model relates to a beveling machine correlation technique field specifically is a beveling machine speed reduction feed mechanism.

Background

The beveling machine is a special tool for chamfering the end face of a pipeline or a flat plate before welding, overcomes the defects of irregular angle, rough slope surface, high working noise and the like of operation processes such as flame cutting, grinding by a polishing machine and the like, and has the advantages of simplicity and convenience in operation, standard angle, smooth surface and the like. The beveling machine has two motions, namely main rotation motion of a main machine and feeding motion of a tool rest, and the feeding device does not have independent motor drive, so that the feeding device generally extracts force from the main rotation motion and obtains a smaller feeding speed through complicated gear reduction.

In order to avoid an excessively complex feeding mechanism, the conventional beveling machine mostly adopts a collision type intermittent feeding mechanism, and due to clearance motion, when collision occurs, the impact on a cutter is large, and equipment transmission parts bear large impact, so that the service life of the beveling machine is influenced. Therefore, the person skilled in the art provides a beveling machine deceleration feed mechanism to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a beveling machine speed reduction feed mechanism to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a beveling machine speed reduction feed mechanism, includes mainframe shell and gear box, the gear box pass through the bolt with mainframe shell fixed connection, the side of mainframe shell is provided with the rotary disk, there are groove knife rest and cutting knife rest through bolt fixed mounting on the rotary disk, the groove knife rest with cutting knife rest about the central symmetry of rotary disk sets up, the motor through the fixed cover of motor with the mainframe shell is connected.

As a further aspect of the present invention: the feeding spiral fluted disc is arranged below the rotating disc, the bearing outer gear ring is installed on the inner side below the feeding spiral fluted disc, the inner side of the bearing outer gear ring is connected with the bearing inner ring through a ball, the bearing outer gear ring can drive the feeding spiral fluted disc to rotate, and the feeding spiral fluted disc further drives the rotating disc to rotate.

As a further aspect of the present invention: the output shaft of the motor is in key connection with the small bevel gear, the small bevel gear is meshed with the large bevel gear, a bearing is installed at the end face of the large end of the large bevel gear, and the motor can drive the small bevel gear to rotate so as to drive the large bevel gear to rotate.

As a further aspect of the present invention: big bevel gear passes through threaded connection together with the drive pinion, the drive pinion with ring gear intermeshing outside the bearing, big bevel gear can drive the drive pinion rotates, the drive pinion does the rotation of ring gear outside the bearing provides power and supports.

As a further aspect of the present invention: the outer gear ring of the bearing is connected with the rotary disc through threads, the bevel tool rest and the cutting tool rest are both fixed in the guide groove of the rotary disc, and the outer gear ring of the bearing can drive the rotary disc to rotate, so that the rotary motion of the bevel tool rest and the cutting tool rest is realized.

As a further aspect of the present invention: be connected through the clutch between drive pinion and the feed pinion, the drive pinion with the number of teeth of feed pinion is the same, feed spiral fluted disc (number of teeth Z2) with the number of teeth of bearing outer ring gear (the number of teeth is Z2+1) differs a tooth, through the profile shift of gear, has realized that two sets of gear engagement have the same centre-to-centre spacing.

As a further aspect of the present invention: one side of the clutch is connected with an eccentric shifting fork through a pin, the eccentric shifting fork is rotated to drive the clutch to axially move along the feeding pinion, and therefore the driving pinion and the feeding pinion are connected into a whole or separated.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, feed motion is continuous motion, and the cutting of cutter is continuous helical motion, compares in the feed mechanism of collision formula, and its impact to the cutter reduces greatly, has prolonged the life of cutter to avoid strikeing the harm to equipment drive mechanism, the complete machine operation is stable.

2. The utility model discloses in, through the transmission of difference tooth, only realized very big reduction ratio with two gears, do not need extra collision mechanism, make equipment compacter, saved installation space.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view of the position of the rotating disk of the present invention;

FIG. 4 is a cross-sectional view of the position of the gearbox of the present invention;

FIG. 5 is a partial enlarged view of a sectional view of a middle gearbox according to the present invention;

FIG. 6 is an exploded view of the present invention;

fig. 7 is a schematic view of the gear installation of the present invention.

In the figure: 1. a main chassis; 2. a gear case; 3. a groove cutter frame; 4. a cutting knife rest; 5. a motor; 6. a motor fixing sleeve; 7. rotating the disc; 8. a feeding spiral fluted disc; 9. a bearing outer gear ring; 10. a bearing inner race; 11. a bevel pinion gear; 12. a large bevel gear; 13. a drive pinion; 14. a feed pinion; 15. a clutch; 16. a pin; 17. an eccentric shifting fork; 18. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

Please refer to fig. 1 ~ 7, in the embodiment of the utility model, a beveling machine speed reduction feed mechanism, including host computer shell 1 and gear box 2, gear box 2 passes through bolt and host computer shell 1 fixed connection, the side of host computer shell 1 is provided with rotary disk 7, there are groove knife rest 3 and cutting knife rest 4 through bolt fixed mounting on the rotary disk 7, groove knife rest 3 sets up with cutting knife rest 4 about the central symmetry of rotary disk 7, the position of groove knife rest 3 and cutting knife rest 4 can be adjusted as required, motor 5 is connected with host computer shell 1 through the fixed cover 6 of motor, motor 5 is the power supply of beveling machine.

A feeding spiral fluted disc 8 is arranged below the rotating disc 7, a bearing outer gear ring 9 is arranged on the inner side below the feeding spiral fluted disc 8, the inner side of the bearing outer gear ring 9 is connected with a bearing inner ring 10 through balls, the bearing outer gear ring 9 can drive the feeding spiral fluted disc 8 to rotate, and the feeding spiral fluted disc 8 further drives the rotating disc 7 to rotate; an output shaft of the motor 5 is in key connection with the small bevel gear 11, the small bevel gear 11 is meshed with the large bevel gear 12, a bearing 18 is installed at the end face of the large end of the large bevel gear 12, and the motor 5 can drive the small bevel gear 11 to rotate so as to drive the large bevel gear 12 to rotate; the large bevel gear 12 and the driving pinion 13 are connected together through threads, the driving pinion 13 is meshed with the bearing outer gear ring 9, the large bevel gear 12 can drive the driving pinion 13 to rotate, and the driving pinion 13 provides power support for the rotation of the bearing outer gear ring 9; the bearing outer gear ring 9 is connected with the rotating disc 7 through threads, the bevel tool rest 3 and the cutting tool rest 4 are both fixed in a guide groove of the rotating disc 7, and the bearing outer gear ring 9 can drive the rotating disc 7 to rotate so as to realize the rotating motion of the bevel tool rest 3 and the cutting tool rest 4; the driving pinion 13 is connected with the feeding pinion 14 through the clutch 15, the number of teeth of the driving pinion 13 is the same as that of the feeding pinion 14, the difference between the number of teeth of the feeding spiral fluted disc 8 (the number of teeth Z2) and the number of teeth of the bearing outer gear ring 9 (the number of teeth Z2+1) is one tooth, and the meshing of the two groups of gears is realized through the displacement of the gears, so that the two groups of gears have the same center distance; one side of the clutch 15 is connected with an eccentric shifting fork 17 through a pin 16, the eccentric shifting fork 17 is rotated, the clutch 15 is driven to move along the axial direction of the feed pinion 14, and therefore the drive pinion 13 and the feed pinion 14 are connected into a whole or disconnected.

The utility model discloses a theory of operation is: an output shaft of the motor 5 drives the small bevel gear 11 to rotate through a key, the small bevel gear 11 is meshed with the large bevel gear 12, the large bevel gear 12 drives the driving pinion 13 to rotate, the driving pinion 13 is meshed with the bearing outer gear ring 9, the bearing outer gear ring 9 is in threaded connection with the rotating disc 7, so that the rotating disc 7 is driven to rotate, the bevel tool rest 3 and the cutting tool rest 4 are both fixed in a guide groove of the rotating disc 7, the rotating motion of the tool rest is realized, the number of teeth of the driving pinion 13 is the same as that of the feeding pinion 14 (the number of teeth is Z1), the number of teeth of the feeding spiral fluted disc 8 (the number of teeth Z2) and that of the bearing outer gear ring 9 (the number of teeth is Z2+1) is different by one tooth, the meshing of two groups of gears has the same center distance through the displacement of the gears, the driving pinion 13 and the feeding pinion 14 are connected into a whole through the clutch 15 during processing and the driving pinion 13 rotates under the driving of the motor 5, similarly, the feed pinion 14 also rotates at the same speed, the drive pinion 13 drives the bearing outer gear ring 9 to rotate, the feed pinion 14 drives the feed spiral fluted disc 8 to rotate, the feed spiral fluted disc 8 and the bearing outer gear ring 9 generate relative motion due to the difference of the number of teeth of the feed spiral fluted disc and the bearing outer gear ring 9 by one tooth, the feed spiral fluted disc 8 and the bearing outer gear ring are matched with the tooth arcs at the lower parts of the bevel tool rest 3 and the cutting tool rest 4 to realize the radial feed motion of the tool rests, when the tool is withdrawn, the drive pinion 13 needs to be separated from the feed pinion 14, a wrench twists the hexagonal groove at the upper part of the feed pinion 14, the engagement and the separation of gears are realized by rotating an eccentric shifting fork 17, an eccentric pin 16 is clamped in the groove of the clutch 15, the eccentric shifting fork 17 is rotated to drive the clutch 15 to axially move along the feed pinion 14, thereby realizing the connection and separation of the drive pinion 13 and the feed pinion 14, through differential gear transmission, only two gears are used for realizing a large reduction ratio, an additional collision mechanism is not needed, the equipment is more compact, the installation space is saved, the cutter is cut into continuous spiral motion, the impact on the cutter is greatly reduced, and the service life of the cutter is prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a beveling machine speed reduction feed mechanism, includes main case (1) and gear box (2), its characterized in that: gear box (2) through the bolt with host computer shell (1) fixed connection, the side of host computer shell (1) is provided with rotary disk (7), there are groove knife rest (3) and cutting knife rest (4) through bolt fixed mounting on rotary disk (7), groove knife rest (3) with cutting knife rest (4) about the centrosymmetry of rotary disk (7) sets up, motor (5) through the fixed cover of motor (6) with host computer shell (1) is connected.

2. The beveling machine deceleration feed mechanism of claim 1, wherein: the feeding spiral fluted disc (8) is arranged below the rotating disc (7), a bearing outer gear ring (9) is installed on the inner side below the feeding spiral fluted disc (8), and the inner side of the bearing outer gear ring (9) is connected with a bearing inner ring (10) through a ball.

3. The beveling machine deceleration feed mechanism of claim 2, wherein: the output shaft of the motor (5) is connected with the small bevel gear (11) through a key, the small bevel gear (11) is meshed with the large bevel gear (12), and a bearing (18) is installed at the end face of the large end of the large bevel gear (12).

4. The beveling machine deceleration feed mechanism of claim 3, wherein: the large bevel gear (12) is connected with a driving pinion (13) through threads, and the driving pinion (13) is meshed with the bearing outer gear ring (9).

5. The beveling machine deceleration feed mechanism of claim 4, wherein: the bearing outer gear ring (9) is connected with the rotating disc (7) through threads, and the groove tool rest (3) and the cutting tool rest (4) are fixed in a guide groove of the rotating disc (7).

6. The beveling machine deceleration feed mechanism of claim 4, wherein: be connected through clutch (15) between drive pinion (13) and the feed pinion (14), drive pinion (13) with the number of teeth of feed pinion (14) is the same, the number of teeth of feed spiral fluted disc (8) is Z2, the number of teeth of the outer ring gear of bearing (9) is Z2+1, feed spiral fluted disc (8) with the number of teeth of the outer ring gear of bearing (9) differs by a tooth.

7. The beveling machine deceleration feed mechanism of claim 6, wherein: one side of the clutch (15) is connected with an eccentric shifting fork (17) through a pin (16).

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