CN213410508U

CN213410508U - Novel knife rest mechanism of grooving machine

Info

Publication number: CN213410508U
Application number: CN202022317669.7U
Authority: CN
Inventors: 吴荣申
Original assignee: Jiangsu Chuangheng Machinery Technology Co ltd
Current assignee: Jiangsu Chuangheng Machinery Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-11
Anticipated expiration: 2030-10-19

Abstract

A knife rest mechanism of a novel grooving machine relates to the technical field of mechanical equipment, a reversing positioning cylinder is fixed in a reversing rotary cylinder support, an upper reversing positioning pin is fixed on the output end of the reversing positioning cylinder, the upper reversing positioning pin and a lower reversing positioning pin are movably clamped, and the lower reversing positioning pin is embedded and fixed on a top plate of a cutter box shifting seat; a plurality of slotting cutter handles are inserted in the slotting cutter box, a cutter groove cover plate is covered on the slotting cutter box positioned on the front side of the slotting cutter handles, and the cutter groove cover plate is fixedly connected with the slotting cutter box by utilizing a cover plate fixing bolt; the back of the knife box position changing seat is provided with a knife box positioning groove, and the knife box position changing seat positioned in the knife box positioning groove is provided with a plurality of screw holes; the back plate of the slotting cutter box is inserted into the cutter box positioning groove and is fixedly connected by utilizing the matching of the bolt and the screw hole. The special anti-seismic device is suitable for the requirements of heavy-load machining shapes, has strong anti-seismic property and improves the running speed; effectively avoiding the unstable machining phenomenon of the traditional tool rest.

Description

Novel knife rest mechanism of grooving machine

Technical Field

The utility model relates to a mechanical equipment technical field, concretely relates to novel knife rest mechanism of groover.

Background

The tool rest of the traditional thin plate grooving machine is arranged on a plate-type supporting structure, so that the shock resistance is poor, the processing precision is unstable, the noise is high during high-speed operation, and the heavy-load processing shape requirement is not easy to carry out; the process is time-consuming during the processing of the reversing slotting, the positioning mechanism is too simple during the reversing processing, the precision is unstable, the working efficiency is low, the processing lasting stability cannot be guaranteed, and the potential safety hazard is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a knife rest mechanism of a novel grooving machine with reasonable design, which is suitable for the heavy-load processing shape requirement, has stronger shock resistance and improves the running speed, aiming at the defects and shortcomings of the prior art; the phenomenon of unstable processing of the traditional tool rest is effectively avoided; the multi-direction fluting time saving processing man-hour effectively improves work efficiency, guarantees the stability of precision, reduces the potential safety hazard.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the device comprises a slotting driving motor, a vertical driving motor, a rack, a guide rail, a base top plate, a tool rest base, a reversing rotary cylinder bracket, a bearing gland, a reversing rotary support, a tool box shifting seat, a slotting tool box, a tool slot cover plate, a slotting tool handle, a cover plate fixing bolt, an upper reversing positioning pin, a reversing positioning cylinder, a T-shaped connecting plate, a dovetail guide rail, a bottom plate, a speed reducer mounting plate, a planetary speed reducer, a reversing positioning disc, a coupling, a lower reversing positioning pin and a bearing; the slotting driving motor is connected with a planetary reducer below the slotting driving motor, the planetary reducer is fixed on a reducer mounting plate, the reducer mounting plate is fixed on the back of a base top plate, a gear on the output end of the planetary reducer is meshed with a rack, the rack is fixed on the front side surface of a frame cross beam, a plurality of guide rails are fixed on the front side surface of the frame cross beam below the rack, a knife rest base is fixed at the bottom of the base top plate, a slide block mounting groove is formed in the back of the knife rest base, and a slide block in the slide block mounting groove is arranged on; dovetail guide rails are fixed on the left side wall and the right side wall inside the tool rest base, and dovetail blocks integrally formed on the left side wall and the right side wall of the bottom plate are arranged in the corresponding dovetail guide rails in a vertically sliding manner; the upper part of the bottom plate is connected with the output end of a vertical driving motor, and the vertical driving motor is fixed on the top plate of the base; a T-shaped connecting plate is fixed on the front side surface of the bottom plate, a reversing rotary support is fixed on the front side surface of the T-shaped connecting plate, reversing rotary cylinder supports are fixed on the left side and the right side of each reversing rotary support, and a reversing rotary cylinder is erected and fixed on the top of each reversing rotary cylinder support; the reversing rotary cylinder is connected with a reversing positioning disc, the output end of the reversing positioning disc penetrates through the reversing rotary cylinder and then is connected with the shaft at the top of the cutter box shifting seat by a shaft coupling, the shaft at the top of the cutter box shifting seat is connected with the reversing rotary support by a bearing in a rotating manner, the bearing is embedded in the reversing rotary support, and the top of the reversing rotary support is connected and fixed with the top of the reversing rotary support by a bearing gland; a reversing positioning cylinder is fixed in the reversing rotary cylinder bracket, an upper reversing positioning pin is fixed at the output end of the reversing positioning cylinder, the upper reversing positioning pin and the lower reversing positioning pin are movably clamped, and the lower reversing positioning pin is embedded and fixed on a top plate of the cutter box shifting seat; a plurality of slotting cutter handles are inserted in the slotting cutter box, a cutter groove cover plate is covered on the slotting cutter box positioned on the front side of the slotting cutter handles, and the cutter groove cover plate is fixedly connected with the slotting cutter box by utilizing a cover plate fixing bolt; the back of the knife box position changing seat is provided with a knife box positioning groove, and the knife box position changing seat positioned in the knife box positioning groove is provided with a plurality of screw holes; the back plate of the slotting cutter box is inserted into the cutter box positioning groove and is fixedly connected by utilizing the matching of the bolt and the screw hole.

Furthermore, the upper end of the shaft at the top of the cutter box deflection seat is screwed with a locking nut by utilizing threads.

Furthermore, the top plate of the cutter box shifting seat is arranged in a cross-shaped structure, and a plurality of lower reversing positioning pins are distributed at the end head part of the cross-shaped structure.

Furthermore, the upper reversing positioning pin is arranged in an inverted cone structure, and the lower reversing positioning pin is arranged in an inverted cone groove structure matched with the inverted cone structure.

After the structure is adopted, the beneficial effects of the utility model are that: the utility model provides a knife rest mechanism of a novel grooving machine, which is suitable for heavy-load processing shape requirements, has stronger shock resistance and improves the operation speed; the phenomenon of unstable processing of the traditional tool rest is effectively avoided; the multi-direction fluting time saving processing man-hour effectively improves work efficiency, guarantees the stability of precision, reduces the potential safety hazard.

Description of the drawings:

fig. 1 is a schematic view of the installation structure of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a front view of the present invention.

Fig. 4 is a left side view of fig. 3.

Fig. 5 is a sectional view taken along line B-B in fig. 4.

Fig. 6 is a schematic view of the connection between the middle knife box shifting seat and the slotting knife box of the present invention.

Fig. 7 is a front view of fig. 6.

Fig. 8 is a sectional view taken along line C-C in fig. 7.

Fig. 9 is a schematic structural view of the middle knife box shifting seat of the present invention.

Description of reference numerals:

the device comprises a frame beam 1, a slotting driving motor 2, a vertical driving motor 3, a rack 4, a guide rail 5, a base top plate 6, a tool rest base 7, a slider mounting groove 7-1, a reversing rotary cylinder 8, a reversing rotary cylinder bracket 9, a locking nut 10, a bearing gland 11, a reversing rotary support 12, a tool box shifting seat 13, a tool box positioning groove 13-1, a screw hole 13-2, a slotting tool box 14, a back plate 14-1, a tool slot cover plate 15, a slotting tool shank 16, a cover plate fixing bolt 17, an upper reversing positioning pin 18, a reversing positioning cylinder 19, a T-shaped connecting plate 20, a dovetail guide rail 21, a bottom plate 22, a speed reducer mounting plate 23, a planetary speed reducer 24, a reversing positioning disc 25, a coupler 26, a lower reversing positioning pin 27 and a bearing.

The specific implementation mode is as follows:

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.

As shown in fig. 1 to 9, the following technical solutions are adopted in the present embodiment: the slotting and positioning device comprises a slotting drive motor 2, a vertical drive motor 3, a rack 4, a guide rail 5, a base top plate 6, a tool rest base 7, a reversing rotary cylinder 8, a reversing rotary cylinder bracket 9, a bearing gland 11, a reversing rotary support 12, a tool box shifting seat 13, a slotting tool box 14, a tool slot cover plate 15, a slotting tool shank 16, a cover plate fixing bolt 17, an upper reversing positioning pin 18, a reversing positioning cylinder 19, a T-shaped connecting plate 20, a dovetail guide rail 21, a bottom plate 22, a speed reducer mounting plate 23, a planetary speed reducer 24, a reversing positioning disc 25, a coupling 26, a lower reversing positioning pin 27 and a bearing 28; the slotting driving motor 2 is connected with a planetary reducer 24 below the slotting driving motor, the planetary reducer 24 is fixedly connected with a reducer mounting plate 23 through bolts, the reducer mounting plate 23 is fixedly welded on the back surface of a base top plate 6, a gear on the output end of the planetary reducer 24 is meshed with a rack 4, the rack 4 is fixedly connected with the front side surface of a frame cross beam 1 through screws, two guide rails 5 are fixedly connected with the front side surface of the frame cross beam 1 below the rack 4 through screws, a tool rest base 7 is fixedly connected with the bottom of the base top plate 6 through bolts, a slider mounting groove 7-1 is formed in the back surface of the tool rest base 7, and a slider in the slider mounting groove 7-1 is slidably arranged on the guide rails; dovetail guide rails 21 are fixedly connected to the left side wall and the right side wall inside the tool rest base 7 through bolts, and dovetail blocks integrally formed on the left side wall and the right side wall of the bottom plate 22 are arranged in the corresponding dovetail guide rails 21 in a vertically sliding manner; the upper part of the bottom plate 22 is connected with the output end of the vertical driving motor 3, and the vertical driving motor 3 is fixed on the top plate 6 of the base by utilizing bolt connection; a T-shaped connecting plate 20 is fixedly connected to the front side surface of the bottom plate 22 through bolts, a reversing rotary support 12 is fixedly connected to the front side surface of the T-shaped connecting plate 20 through bolts, reversing rotary cylinder supports 9 are fixedly connected to the left side and the right side of the reversing rotary support 12 through bolts, and reversing rotary cylinders 8 are erected and fixedly connected to the tops of the reversing rotary cylinder supports 9 through bolts; a reversing positioning disc 25 is connected in the reversing rotary cylinder 8 by using bolts, after the output end of the reversing positioning disc 25 passes through the reversing rotary cylinder 8, the output end of the reversing positioning disc 25 is connected with a shaft at the top of the knife box shifting seat 13 by using a shaft coupling 26, the shaft at the top of the knife box shifting seat 13 is screwed with the reversing rotary support 12 by using a bearing 28, the upper end of the shaft is screwed with a locking nut 10 by using threads, the bearing 28 is embedded in the reversing rotary support 12, and the top of the bearing 28 is fixedly connected with the top of the reversing rotary support 12 by using a bearing gland 11 (the bearing gland 11 is fixedly connected with the top of the reversing rotary support 12 by using; a reversing positioning cylinder 19 is fixedly connected in the reversing rotary cylinder support 9 by using a bolt, an upper reversing positioning pin 18 which is arranged in an inverted cone structure is fixed at the output end of the reversing positioning cylinder 19, the upper reversing positioning pin 18 and a lower reversing positioning pin 27 are movably clamped (the lower reversing positioning pin 27 is arranged in an inverted cone groove structure), and four lower reversing positioning pins 27 are respectively embedded and fixed in the end part of a top plate which is arranged in a cross structure of the tool box shifting seat 13; three slotting cutter handles 16 are inserted into the slotting cutter box 14, a cutter groove cover plate 15 is covered on the slotting cutter box 14 positioned on the front side of the slotting cutter handles 16, and the cutter groove cover plate 15 is fixedly connected with the slotting cutter box 14 by utilizing a cover plate fixing bolt 17; the back of the knife box position changing seat 13 is provided with a knife box positioning groove 13-1, and the knife box position changing seat 13 positioned in the knife box positioning groove 13-1 is provided with a plurality of screw holes 13-2; the back plate 14-1 of the slotting cutter box 14 is inserted into the cutter box positioning groove 13-1 and is fixedly connected by utilizing the matching of a bolt and the screw hole 13-2.

The working principle of the specific embodiment is as follows: the vertical driving motor 3 is used for controlling the bottom plate 22 to move up and down in the dovetail guide rail 21, so that the reversing rotary support 12 connected to the bottom plate 22 is driven to move up and down; when the transverse slotting is carried out, the slotting cutter box 14 and the frame beam 1 are arranged in parallel, at the moment, the upper reversing positioning pin 18 is inserted in the lower reversing positioning pin 27, the slotting cutter box 14 is in a stable state, the slotting drive motor 2 is used for driving, the gear on the slotting cutter box is driven to rotate through the planetary reducer 24, the gear is meshed with the rack 4, and therefore the base top plate 6 is driven to move left and right on the guide rail 5, and the transverse slotting operation is realized; when the longitudinal slotting is needed, firstly, the upper reversing positioning pin 18 is driven to move upwards by the starting reversing positioning cylinder 19 to be separated from the lower reversing positioning pin 27, then the reversing rotating cylinder 8 is used for driving the cutter box shifting seat 13 to rotate, so that the slotting cutter box 14 is driven to rotate to be arranged at a position vertical to the frame beam 1, then the reversing positioning cylinders 19 on the left side and the right side are started, the upper reversing positioning pin 18 is driven to descend and inserted into the lower reversing positioning pin 27, so that the slotting cutter box 14 after the reversing is positioned, at the moment, the longitudinal driving mechanism of the slotting machine is used for driving the whole frame beam 1 to move in the front-back direction, so that the longitudinal slotting is realized; in the processes of transverse grooving and longitudinal grooving, as the back plate 14-1 of the grooving tool box 14 is clamped and fixed in the tool box positioning groove 13-1, the stress of the grooving tool shank 16 in the grooving process is transmitted to the back of the frame-type tool box position changing seat 13, and the high rigidity of the beam during grooving processing is effectively ensured.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the vertical motion of the traditional knife rest mounting base is guided by a universal linear guide rail, so that the vertical motion is more stable;

2. the arrangement of the cutter box positioning groove enables a traditional sheet plate type cross beam supporting structure to be changed into a box frame type cross beam supporting structure, improves the shock resistance of the slotting cutter box, and ensures the high rigidity of a cross beam during slotting;

3. the gear and the rack are meshed for driving, and the sliding guide of the guide rail and the sliding block is matched, so that the transmission of a ball screw during the grooving process by reversing the traditional tool rest is replaced, the processing efficiency is improved, and the noise is reduced;

4. the tool rest slotting tool can perform slotting processing in the transverse direction and the longitudinal direction by using the reversing rotary cylinder, so that the processing time is saved, and the working efficiency is improved;

5. the reversing positioning cylinders on the left side and the right side are used for driving the upper reversing positioning pin, so that the upper reversing positioning pin and the lower reversing positioning pin are matched for positioning and double positioning, the problems of low precision and poor stability of a traditional tool rest after reversing and shifting are solved, two conical surfaces in the vertical direction are positioned after reversing and shifting, and the reversing shifting precision and the stability and the durability of the precision are effectively determined.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A novel tool rest mechanism of a grooving machine comprises a grooving driving motor (2), a vertical driving motor (3), a rack (4), a guide rail (5), a base top plate (6), a tool rest base (7), a reversing rotary cylinder (8), a reversing rotary cylinder support (9), a bearing gland (11), a reversing rotary support (12), a tool box shifting seat (13), a grooving tool box (14), a tool slot cover plate (15), a grooving tool handle (16), a cover plate fixing bolt (17), an upper reversing positioning pin (18), a reversing positioning cylinder (19), a T-shaped connecting plate (20), a dovetail guide rail (21), a bottom plate (22), a speed reducer mounting plate (23), a planetary speed reducer (24), a reversing positioning disc (25), a coupler (26), a lower reversing positioning pin (27) and a bearing (28); fluting driving motor (2) is connected rather than planetary reducer (24) of below, and planetary reducer (24) are fixed on speed reducer mounting panel (23), and the back at base roof (6) is fixed in speed reducer mounting panel (23), and the gear on the output of planetary reducer (24) meshes with rack (4), and rack (4) are fixed on the leading flank of frame crossbeam (1), its characterized in that: a plurality of guide rails (5) are fixed on the front side surface of the frame beam (1) below the rack (4), a knife rest base (7) is fixed at the bottom of the base top plate (6), a slide block mounting groove (7-1) is formed in the back surface of the knife rest base (7), and a slide block in the slide block mounting groove (7-1) is arranged on the guide rails (5) in a sliding manner; dovetail guide rails (21) are fixed on the left side wall and the right side wall inside the tool rest base (7), and dovetail blocks integrally formed on the left side wall and the right side wall of the bottom plate (22) are arranged in the corresponding dovetail guide rails (21) in a vertical sliding mode; the upper part of the bottom plate (22) is connected with the output end of a vertical driving motor (3), and the vertical driving motor (3) is fixed on a top plate (6) of the base; a T-shaped connecting plate (20) is fixed on the front side surface of the bottom plate (22), a reversing rotating support (12) is fixed on the front side surface of the T-shaped connecting plate (20), reversing rotating cylinder supports (9) are fixed on the left side and the right side of each reversing rotating support (12), and a reversing rotating cylinder (8) is erected and fixed on the top of each reversing rotating cylinder support (9); a reversing positioning disc (25) is connected in the reversing rotary cylinder (8), the output end of the reversing positioning disc (25) penetrates through the reversing rotary cylinder (8) and then is connected with a shaft at the top of the cutter box shifting seat (13) through a shaft coupling (26), the shaft at the top of the cutter box shifting seat (13) is rotatably connected with a reversing rotary support (12) through a bearing (28), the bearing (28) is embedded in the reversing rotary support (12), and the top of the reversing rotary support (12) is fixedly connected with the top of the reversing rotary support (12) through a bearing gland (11); a reversing positioning cylinder (19) is fixed in the reversing rotary cylinder support (9), an upper reversing positioning pin (18) is fixed at the output end of the reversing positioning cylinder (19), the upper reversing positioning pin (18) is movably clamped with a lower reversing positioning pin (27), and the lower reversing positioning pin (27) is embedded and fixed on a top plate of the cutter box shifting seat (13); a plurality of slotting cutter handles (16) are inserted into the slotting cutter box (14), a cutter groove cover plate (15) is covered on the slotting cutter box (14) positioned on the front side of the slotting cutter handles (16), and the cutter groove cover plate (15) is fixedly connected with the slotting cutter box (14) by utilizing a cover plate fixing bolt (17); the back of the knife box position changing seat (13) is provided with a knife box positioning groove (13-1), and the knife box position changing seat (13) positioned in the knife box positioning groove (13-1) is provided with a plurality of screw holes (13-2); the back plate (14-1) of the slotted knife box (14) is inserted into the knife box positioning groove (13-1) and is fixedly connected by utilizing the matching of a bolt and a screw hole (13-2).

2. The tool rest mechanism of the novel grooving machine according to claim 1, wherein: the upper end of the shaft at the top of the cutter box displacement seat (13) is screwed with a locking nut (10) by using threads.

3. The tool rest mechanism of the novel grooving machine according to claim 1, wherein: the top plate of the cutter box shifting seat (13) is arranged in a cross-shaped structure, and a plurality of lower reversing positioning pins (27) are distributed at the end head part of the cross-shaped structure.

4. The tool rest mechanism of the novel grooving machine according to claim 1, wherein: the upper reversing positioning pin (18) is arranged in an inverted cone structure, and the lower reversing positioning pin (27) is arranged in an inverted cone groove structure matched with the inverted cone structure.