CN215698079U - Compact structure type tool turret structure - Google Patents

Abstract

The utility model relates to the technical field of machine tool equipment, in particular to a cutter tower structure with a compact structure, which comprises a driving box, wherein the opening of the driving box faces to the rear side, a box cover is arranged on the opening of the driving box, a cutter head is arranged on the outer side of the driving box, and a rotating shaft is arranged in the middle of the cutter head; a sliding sleeve is arranged on the side wall of the driving box facing the cutter head, the rotating shaft penetrates through the sliding sleeve and extends into the driving box, the rotating shaft is connected with the sliding sleeve in a sliding manner, and a polygonal shaft is arranged at the end part of the rotating shaft in the driving box; this sword tower simple structure is compact, and the sword tower volume is less, effectively saves numerical control equipment's inner space, and the convenience overhauls it and changes, improves the practicality.

Description

Compact structure type tool turret structure

Technical Field

The utility model relates to the technical field of machine tool equipment, in particular to a cutter tower structure with a compact structure.

Background

As is well known, the tool turret is a common mechanical structure for automatically replacing cutters on a numerical control machine, and is one of important components in automatic processing machinery, the tool turret mainly comprises a driving box and a cutter head, wherein a plurality of cutters are installed on the cutter head, when the cutter head rotates on the existing tool turret in a driving mode, the cutter head is driven to rotate mainly by a motor and a gear in the driving box, however, the rotating speed of the motor is high, the cutter head rotates stably for ensuring the cutter head, the rotating speed and the rotating inertia of the cutter head are reduced, a plurality of gears are generally required to be reduced, the requirement on the inner space of the driving box is high, the tool turret is large in size, the space occupied by equipment is large, and the tool is not easy to disassemble and detect.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a turret structure with a compact structure.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the cutter tower structure with a compact structure comprises a driving box, wherein an opening of the driving box faces to the rear side, a box cover is installed on the opening of the driving box, a cutter disc is arranged on the outer side of the driving box, and a rotating shaft is installed in the middle of the cutter disc;

a sliding sleeve is mounted on the side wall of the driving box facing the cutter disc, the rotating shaft penetrates through the sliding sleeve and extends into the driving box, the rotating shaft is connected with the sliding sleeve in a sliding manner, a polygonal shaft is mounted at the end part of the rotating shaft in the driving box, a worm wheel is sleeved on the outer wall of the polygonal shaft, and the upper side and the lower side of the worm wheel are both provided with a worm in a meshed manner;

the worm is provided with a gear, the two gears are meshed with each other, and the worm on one side of the polygonal shaft is provided with a motor.

The side walls of the first clamping ring and the second clamping ring are uniformly provided with teeth, the teeth on the first clamping ring are meshed with the teeth on the second clamping ring, the first clamping ring is fixed on the side wall of the driving box, and the second clamping ring is fixed on the side wall of the cutter head;

the polygonal shaft is connected with the worm wheel in a sliding manner, the worm wheel is provided with a first supporting mechanism, and two ends of the worm are provided with second supporting mechanisms;

and the outer end of the polygonal shaft is provided with a connecting mechanism and a pushing mechanism.

Furthermore, the pushing mechanism comprises an oil cylinder arranged on the inner side wall of the driving box, the shape of an inner cavity of the oil cylinder is polygonal, two oil guide channels are formed in the top of the oil cylinder, the output ends of the oil guide channels are communicated with the inner side wall of the oil cylinder, the input ends of the oil guide channels are communicated with an oil pipe, and the oil pipe is communicated with an external oil pump;

the piston plate is arranged in the oil cylinder in a sliding mode, a plurality of push-pull rods are evenly arranged on the piston plate and distributed in an annular mode, the outer ends of the push-pull rods penetrate through the oil cylinder and are arranged on the connecting mechanism, and the push-pull rods are connected with the oil cylinder in a sliding mode.

Furthermore, the connecting mechanism comprises an auxiliary shaft arranged at the outer end of the polygonal shaft, a supporting plate is arranged at the outer end of the auxiliary shaft, a first deep groove ball bearing is arranged on the outer wall of the circumference of the supporting plate, and two tapered roller bearings are arranged on the left side wall and the right side wall of the supporting plate;

the first deep groove ball bearing and the two tapered roller bearings are sleeved with the first bearing seat, a sealing disc is buckled at the opening position of the first bearing seat, and the outer end of the push-pull rod is installed on the sealing disc.

The section of the first annular baffle is inclined, the first annular baffle is sleeved on the outer side of the second annular baffle, the second annular baffle is sleeved on the outer side of the first clamping ring, the first annular baffle is mounted on the side wall of the cutter head, and the second annular baffle is mounted on the side wall of the driving box;

and a sealing ring is slidably sleeved on the outer wall of the second annular baffle plate and is arranged on the first annular baffle plate.

Further, the first supporting mechanism comprises two arc-shaped sliding plates, the two arc-shaped sliding plates are located between the two worms, the two arc-shaped sliding plates are located on two sides of the worm wheel, the arc-shaped sliding plates are slidably mounted on the side wall of the worm wheel, a mounting plate is mounted on the outer wall of each arc-shaped sliding plate, and the mounting plate is fixed on the inner side wall of the driving box.

Further, the second support mechanism comprises a second deep groove ball bearing mounted at the end of the worm, and a second bearing seat is mounted on the second deep groove ball bearing;

the second bearing seat is fixed on the fixed plate;

the motor is fixed on the fixing plate.

Furthermore, an observation hole is formed in the outer wall of the driving box, and a cover plate is covered on the observation hole.

Compared with the prior art, the utility model has the beneficial effects that: the motor drives the worm on it and rotates, because two gear engagement connect, thereby make two worms rotate in step, and two worms rotate opposite direction, two worms all are connected with the worm wheel meshing, two worms provide power to the worm wheel in step, the worm wheel drives the blade disc through polygon axle and pivot and rotates, thereby the drive tool changing motion, upper and lower both sides through adopting two worms to provide the driving force in step to the worm wheel, can effectively improve worm wheel pivoted stationarity, this tool turret simple structure is compact, the tool turret volume is less, effectively save numerical control equipment's inner space, the convenience is overhauld it and is changed, and the practicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic sectional view of an enlarged structure of the drive case of FIG. 1;

FIG. 3 is a schematic right sectional view of the drive housing of FIG. 1;

FIG. 4 is an enlarged view of a portion A of FIG. 2;

FIG. 5 is an enlarged view of a portion B of FIG. 2;

FIG. 6 is an enlarged view of a portion of the structure of FIG. 3 at C;

in the drawings, the reference numbers: 1. a drive box; 2. a box cover; 3. a cutter head; 4. a rotating shaft; 5. a sliding sleeve; 6. a polygonal shaft; 7. a worm gear; 8. a worm; 9. a gear; 10. a motor; 11. a first snap ring; 12. a second snap ring; 13. an oil cylinder; 14. an oil guide channel; 15. an oil pipe; 16. a piston plate; 17. a push-pull rod; 18. a counter shaft; 19. a support disc; 20. a first deep groove ball bearing; 21. a tapered roller bearing; 22. a first bearing housing; 23. sealing the disc; 24. a first annular baffle; 25. a second annular baffle; 26. a seal ring; 27. an arcuate sled; 28. mounting a plate; 29. a second deep groove ball bearing; 30. a second bearing housing; 31. a fixing plate; 32. and (7) a cover plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 6, the cutter tower structure with a compact structure of the present invention includes a driving box 1, an opening of the driving box 1 faces to the rear side, a box cover 2 is installed on the opening of the driving box 1, a cutter head 3 is installed on the outer side of the driving box 1, and a rotating shaft 4 is installed in the middle of the cutter head 3;

a sliding sleeve 5 is mounted on the side wall of the driving box 1 facing the cutter disc 3, the rotating shaft 4 penetrates through the sliding sleeve 5 and extends into the driving box 1, the rotating shaft 4 is connected with the sliding sleeve 5 in a sliding manner, a polygonal shaft 6 is mounted at the end part of the rotating shaft 4 in the driving box 1, a worm wheel 7 is sleeved on the outer wall of the polygonal shaft 6, and the upper side and the lower side of the worm wheel 7 are both provided with a worm 8 in a meshing manner;

a gear 9 is mounted on the worm 8, the two gears 9 are meshed with each other, and a motor 10 is mounted on the worm 8 on one side of the polygonal shaft 6.

In this embodiment, motor 10 drives worm 8 on it and rotates, because two gears 9 mesh are connected, thereby make two worm 8 synchronous rotations, and two worm 8 rotation opposite direction, two worm 8 all are connected with worm wheel 7 meshing, two worm 8 are synchronous to worm wheel 7 power that provides, worm wheel 7 drives blade disc 3 through polygon axle 6 and pivot 4 and rotates, thereby the drive tool changing motion, provide the motive force to the upper and lower both sides of worm wheel 7 through adopting two worm 8 to be synchronous, can effectively improve worm wheel 7 pivoted stationarity, this turret simple structure is compact, the turret volume is less, effectively save numerical control equipment's inner space, the convenience is overhauld it and is changed, the practicality is improved.

As a preferable mode of the above embodiment, the cutter head further comprises a first snap ring 11 and a second snap ring 12, wherein teeth are uniformly arranged on the side walls of the first snap ring 11 and the second snap ring 12, the teeth on the first snap ring 11 and the second snap ring 12 are engaged, the first snap ring 11 is fixed on the side wall of the drive box 1, and the second snap ring 12 is fixed on the side wall of the cutter head 3;

the polygonal shaft 6 is connected with the worm wheel 7 in a sliding manner, the worm wheel 7 is provided with a first supporting mechanism, and two ends of the worm 8 are provided with second supporting mechanisms;

and the outer end of the polygonal shaft 6 is provided with a connecting mechanism and a pushing mechanism.

In the embodiment, when the cutter head 3 needs to be rotated, the pushing mechanism pushes the polygonal shaft 6 and the rotating shaft 4 to move outwards through the connecting mechanism, the rotating shaft 4 pushes the cutter head 3 to be away from the driving box 1, at this time, the cutter head 3 drives the second snap ring 12 to be away from the first snap ring 11, the second snap ring 12 is separated from the first snap ring 11, the polygonal shaft 6 is rotated through the worm wheel 7, the polygonal shaft 6 drives the cutter head 3 to rotate through the rotating shaft 4, so as to adjust the position of a cutter on the cutter head 3, after the cutter is adjusted, the pushing mechanism pulls the cutter head 3 to move reversely, the cutter head 3 drives the second snap ring 12 to be meshed with the first snap ring 11 again, by arranging the first snap ring 11 and the second snap ring 12, the position of the cutter on the cutter head 3 can be conveniently positioned, the cutter head 3 can be conveniently clamped and fixed, the stress intensity of the cutter head 3 is improved, and the cutter on the cutter head 3 is prevented from processing a workpiece, the driving force of the reverse direction of the workpiece to the cutter and the cutter head is overlarge, so that the cutter head 3 rotates and deviates, and the machining precision of the workpiece is influenced.

Preferably, the pushing mechanism includes an oil cylinder 13 mounted on an inner side wall of the driving box 1, an inner cavity of the oil cylinder 13 is polygonal, two oil guide channels 14 are formed in the top of the oil cylinder 13, output ends of the oil guide channels 14 are communicated with the inner side wall of the oil cylinder 13, input ends of the oil guide channels 14 are communicated with an oil pipe 15, and the oil pipe 15 is communicated with an external oil pump;

a piston plate 16 is slidably arranged in the oil cylinder 13, a plurality of push-pull rods 17 are uniformly arranged on the piston plate 16, the push-pull rods 17 are annularly distributed, the outer ends of the push-pull rods 17 penetrate through the oil cylinder 13 and are arranged on a connecting mechanism, and the push-pull rods 17 are slidably connected with the oil cylinder 13.

In this embodiment, when the cutter head 3 needs to be adjusted to rotate, an external oil pump supplies hydraulic oil to the inside of the oil cylinder 13 through an oil pipe 15 and an oil guide channel 14 which are far away from the polygonal shaft 6, the hydraulic oil in the oil cylinder 13 pushes the piston plate 16 to move towards the gear 9, the piston plate 16 pushes the polygonal shaft 6 to move through the push-pull rod 17, when the cutter head 3 needs to be controlled to reset, the external oil pump supplies hydraulic oil to the inside of the oil cylinder 13 through another oil pipe 15 and the oil guide channel 14, the hydraulic oil in the oil cylinder 13 pushes the piston plate 16 to be far away from the gear 9, and at this time, the original hydraulic oil in the oil cylinder 13 is discharged through the oil pipe 15 and the oil guide channel 14.

Preferably, the connection mechanism comprises a secondary shaft 18 mounted at the outer end of the polygonal shaft 6, a support plate 19 is mounted at the outer end of the secondary shaft 18, a first deep groove ball bearing 20 is mounted on the circumferential outer wall of the support plate 19, and two tapered roller bearings 21 are mounted on the left and right side walls of the support plate 19;

the device further comprises a first bearing seat 22, the first bearing seat 22 is sleeved on the outer sides of the first deep groove ball bearing 20 and the two tapered roller bearings 21, a sealing disc 23 is buckled at the opening position of the first bearing seat 22, and the outer end of the push-pull rod 17 is installed on the sealing disc 23.

In this embodiment, when the polygonal shaft 6 rotates, the polygonal shaft 6 drives the supporting plate 19 to rotate through the auxiliary shaft 18, the supporting plate 19 can rotate relative to the first bearing seat 22 through the first deep groove ball bearing 20 and the tapered roller bearing 21, the first deep groove ball bearing 20 supports the supporting plate 19, the two tapered roller bearings 21 perform limit blocking processing on the left side and the right side of the supporting plate 19, and the first bearing seat 22 and the sealing plate 23 can connect and fix the supporting plate 19, the first deep groove ball bearing 20 and the tapered roller bearing 21.

As a preferable mode of the above embodiment, the cutter head further includes a first annular baffle 24 and a second annular baffle 25, a cross section of the first annular baffle 24 is inclined, the first annular baffle 24 is sleeved on an outer side of the second annular baffle 25, the second annular baffle 25 is sleeved on an outer side of the first snap ring 11, the first annular baffle 24 is installed on a side wall of the cutter head 3, and the second annular baffle 25 is installed on a side wall of the drive box 1;

and a sealing ring 26 is slidably sleeved on the outer wall of the second annular baffle plate 25, and the sealing ring 26 is installed on the first annular baffle plate 24.

In this embodiment, the second annular baffle 25 and the sealing ring 26 are arranged, so that the first snap ring 11 and the second snap ring 12 in the second annular baffle can be conveniently shielded and protected, and the situation that chips generated during workpiece processing enter between the driving box 1 and the cutter head 3 and influence the normal operation of the cutter head 3 is avoided.

Preferably, the first supporting mechanism comprises two arcuate sliding plates 27, the two arcuate sliding plates 27 are located between the two worms 8, the two arcuate sliding plates 27 are located on two sides of the worm wheel 7, the arcuate sliding plates 27 are slidably mounted on the side walls of the worm wheel 7, a mounting plate 28 is mounted on the outer wall of the arcuate sliding plates 27, and the mounting plate 28 is fixed on the inner side wall of the drive box 1.

In this embodiment, when the worm wheel 7 rotates, the worm wheel 7 rotates on the arcuate slide plate 27, the arcuate slide plate 27 and the mounting plate 28 support the worm wheel 7, and when the polygonal shaft 6 moves, the polygonal shaft 6 and the worm wheel 7 move relatively.

As a preference of the above embodiment, the second support mechanism includes a second deep groove ball bearing 29 mounted at an end of the worm 8, and a second bearing seat 30 is mounted on the second deep groove ball bearing 29;

the fixing plate 31 is installed on the inner side wall of the driving box 1, and the second bearing seat 30 is fixed on the fixing plate 31;

the motor 10 is fixed to the fixing plate 31.

In this embodiment, the second deep groove ball bearing 29, the second bearing seat 30 and the fixing plate 31 are arranged, so that the worm 8 can be conveniently supported, the worm 8 is prevented from being inclined when rotating, and the worm 8 and the worm wheel 7 can be conveniently kept in a meshed state.

Preferably, the outer wall of the driving box 1 is opened with a viewing hole, and the viewing hole is covered with a cover plate 32.

In this embodiment, through setting up observation hole and apron 32, can conveniently observe the mechanism behavior in drive box 1, the convenient mechanism to in the drive box 1 adds lubricating oil simultaneously.

According to the compact-structure turret structure, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the compact-structure turret structure can be implemented as long as the beneficial effects of the compact-structure turret structure are achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. The cutter tower structure with the compact structure is characterized by comprising a driving box (1), wherein the opening of the driving box (1) faces to the rear side, a box cover (2) is installed on the opening of the driving box (1), a cutter head (3) is arranged on the outer side of the driving box (1), and a rotating shaft (4) is installed in the middle of the cutter head (3);

a sliding sleeve (5) is mounted on the side wall, facing the cutter disc (3), of the driving box (1), the rotating shaft (4) penetrates through the sliding sleeve (5) and extends into the driving box (1), the rotating shaft (4) is connected with the sliding sleeve (5) in a sliding mode, a polygonal shaft (6) is mounted at the end portion of the rotating shaft (4) in the driving box (1), a worm wheel (7) is sleeved on the outer wall of the polygonal shaft (6), and the upper side and the lower side of the worm wheel (7) are provided with worms (8) in a meshed mode;

the gear (9) is installed on the worm (8), the two gears (9) are meshed with each other, and the motor (10) is installed on the worm (8) on one side of the polygonal shaft (6).

2. The compact turret structure of claim 1, further comprising a first clamping ring (11) and a second clamping ring (12), wherein the side walls of the first clamping ring (11) and the second clamping ring (12) are uniformly provided with teeth, the teeth on the first clamping ring (11) and the second clamping ring (12) are meshed, the first clamping ring (11) is fixed on the side wall of the drive box (1), and the second clamping ring (12) is fixed on the side wall of the cutter head (3);

the polygonal shaft (6) is connected with the worm wheel (7) in a sliding manner, a first supporting mechanism is arranged on the worm wheel (7), and second supporting mechanisms are arranged at two ends of the worm (8);

the outer end of the polygonal shaft (6) is provided with a connecting mechanism and a pushing mechanism.

3. The cutter tower structure with the compact structure as claimed in claim 2, wherein the pushing mechanism comprises an oil cylinder (13) installed on the inner side wall of the driving box (1), the internal cavity of the oil cylinder (13) is polygonal, two oil guide channels (14) are opened at the top of the oil cylinder (13), the output ends of the oil guide channels (14) are communicated with the inner side wall of the oil cylinder (13), the input ends of the oil guide channels (14) are communicated with an oil pipe (15), and the oil pipe (15) is communicated with an external oil pump;

the oil cylinder (13) is provided with a piston plate (16) in a sliding mode, a plurality of push-pull rods (17) are uniformly arranged on the piston plate (16), the push-pull rods (17) are distributed annularly, the outer ends of the push-pull rods (17) penetrate through the oil cylinder (13) and are arranged on a connecting mechanism, and the push-pull rods (17) are connected with the oil cylinder (13) in a sliding mode.

4. A compact turret structure according to claim 3, wherein said connection means comprises a secondary shaft (18) mounted at the outer end of said polygonal shaft (6), a support disc (19) is mounted at the outer end of said secondary shaft (18), a first deep groove ball bearing (20) is mounted on the circumferential outer wall of said support disc (19), and two tapered roller bearings (21) are mounted on the left and right side walls of said support disc (19);

the sealing device is characterized by further comprising a first bearing seat (22), wherein the first bearing seat (22) is sleeved on the outer sides of the first deep groove ball bearing (20) and the two tapered roller bearings (21), a sealing disc (23) is buckled at the opening position of the first bearing seat (22), and the outer end of the push-pull rod (17) is installed on the sealing disc (23).

5. The compact turret structure of claim 4, further comprising a first annular baffle plate (24) and a second annular baffle plate (25), wherein the cross section of the first annular baffle plate (24) is inclined, the first annular baffle plate (24) is sleeved on the outer side of the second annular baffle plate (25), the second annular baffle plate (25) is sleeved on the outer side of the first clamping ring (11), the first annular baffle plate (24) is installed on the side wall of the cutter head (3), and the second annular baffle plate (25) is installed on the side wall of the driving box (1);

and a sealing ring (26) is slidably sleeved on the outer wall of the second annular baffle plate (25), and the sealing ring (26) is arranged on the first annular baffle plate (24).

6. A compact turret structure according to claim 5, characterized in that said first support means comprise two arched slides (27), both arched slides (27) being located between the two worms (8) and two arched slides (27) being located on either side of said worm wheel (7), said arched slides (27) being slidably mounted on the side walls of said worm wheel (7), the outer walls of said arched slides (27) being provided with mounting plates (28), said mounting plates (28) being fixed on the inner side walls of said drive housing (1).

7. A compact turret structure according to claim 6, characterised in that said second support means comprise second deep groove ball bearings (29) mounted at the ends of said worm screw (8), said second deep groove ball bearings (29) having mounted thereon second bearing seats (30);

the device also comprises a fixing plate (31), wherein the fixing plate (31) is arranged on the inner side wall of the driving box (1), and the second bearing block (30) is fixed on the fixing plate (31);

the motor (10) is fixed on the fixing plate (31).

8. The compact turret structure according to claim 7, characterized in that the outer wall of the drive box (1) is provided with a viewing opening, and the viewing opening is covered with a cover plate (32).

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