CN211222801U

CN211222801U - Single-arm engraving machine

Info

Publication number: CN211222801U
Application number: CN201920706419.7U
Authority: CN
Inventors: 袁海; 顾星; 林宁; 梁松松; 吴强
Original assignee: Yunfu Cas Stone Innovation Technology Co ltd; Guangzhou Institute of Advanced Technology of CAS
Current assignee: Yunfu Cas Stone Innovation Technology Co ltd; Guangzhou Institute of Advanced Technology of CAS
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-08-11
Anticipated expiration: 2029-05-15

Abstract

The utility model provides a single armed engraver belongs to engraver technical field. This engraver includes the frame, be provided with the X axle in the frame, Y axle and Z axle, the X axle, but Y axle and Z epaxial movably connected with X axle slide respectively, Y axle slide and Z axle slide, Z axle slide sets up on Y axle slide, Y axle slide sets up on X axle slide, be provided with first step motor and spindle head on the Z axle slide, be connected with the transmission shaft on the spindle head, all be connected with the synchronizing wheel on the output shaft of transmission shaft and first step motor, be connected with the hold-in range on two synchronizing wheels. The engraving machine can realize that the main shaft head moves in the three directions of the X axis, the Y axis and the Z axis and swings around the X axis, well adjusts the position of the tool bit, enlarges the processing range and improves the processing flexibility.

Description

Single-arm engraving machine

Technical Field

The utility model belongs to the technical field of the engraver, a single armed engraver is related to.

Background

The existing single-arm engraving machine is generally used for processing relatively high and large engraving products such as portraits, Buddha figures and the like, the existing single-arm engraving machine is generally two-shaft, a main shaft head cannot swing and can only move in two directions of a Y shaft and a Z shaft, and the structure causes the single-arm engraving machine to be inflexible and small in processable range.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a single armed engraver, the utility model aims to solve the technical problem that: how to expand the processing range of the engraving machine.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a single armed engraver, includes the frame, be provided with X axle, Y axle and Z axle in the frame, X axle, Y axle and Z epaxial movably connected with X axle slide, Y axle slide and Z axle slide respectively, Z axle slide sets up on Y axle slide, Y axle slide sets up on X axle slide, its characterized in that, be provided with first step motor and spindle nose on the Z axle slide, be connected with the transmission shaft on the spindle nose, all be connected with the synchronizing wheel on the output shaft of transmission shaft and first step motor, be connected with the hold-in range on two synchronizing wheels.

The carved workpiece (such as stone) is placed on a rotary table of the frame, and is propped by the thimble after being clamped, so that the centering and pressing effects are achieved. At glyptic in-process, the stone that is carved can rotate along with the revolving platform is rotatory, through X axle slide, Y axle slide and Z axle slide, can realize the removal of spindle head in X axle, Y axle and Z epaxial, and first step motor passes through the hold-in range and drives the synchronizing wheel rotatory, can realize the luffing motion of spindle head again (swing angle can set up as required, as 30 degrees from top to bottom), this single armed engraver can realize the removal of spindle head in X axle, Y axle and Z axle three direction and the swing of spindle head around the X axle, the position of fine regulation tool bit, enlarge the range of working, improve the flexibility of processing.

In the single-arm engraving machine, the transmission shaft is provided with a deep groove ball bearing and a thrust bearing. The deep groove ball bearings and the thrust bearings are arranged on two sides of the transmission shaft, so that the radial precision and the axial precision of the main shaft head during rotation can be guaranteed.

In the single-arm engraving machine, the Y-axis sliding plate is rotatably connected with a Z-axis lead screw around a self-axis, the Z-axis lead screw is in threaded transmission connection with a Z-axis nut, the end part of the Z-axis lead screw is connected with a second stepping motor, and the Z-axis sliding plate is fixed on the Z-axis nut.

The second stepping motor drives the Z-axis screw rod to rotate, the Z-axis screw rod and the Z-axis nut are driven to move the Z-axis sliding plate along the Z-axis direction, and the guiding mode is a guiding mode combining a rectangular guide rail and a dovetail groove guide rail.

In the single-arm engraving machine, a speed reducer is connected between the end part of the Z-axis screw rod and the second stepping motor.

In the single-arm engraving machine, the X-axis sliding plate is rotatably connected with a Y-axis screw rod around a self-axis, the Y-axis screw rod is in threaded transmission connection with a Y-axis nut, the end part of the Z-axis screw rod is connected with a third stepping motor, and the Y-axis sliding plate is fixed on the Y-axis nut.

And thirdly, the Y-axis screw rod is driven by the stepper motor to rotate, and the Y-axis screw rod and the Y-axis nut are driven to move along the Y-axis direction, so that the structure can be guided by the Y-axis rectangular guide rail.

In the single-arm engraving machine, a speed reducer is connected between the end part of the Y-axis screw rod and the third stepping motor.

In the single-arm engraving machine, the rack is provided with the servo motor, the rack and the gear rotating around the self-axis, the rack is meshed with the gear, the gear is connected to an output shaft of the servo motor, and the X-axis sliding plate is connected to the rack.

In the structure, the X-axis sliding plate can move in the X-axis direction under the driving of the servo motor through the transmission of the gear rack, and the guide mode of the X-axis rectangular guide rail can be adopted for guiding the X-axis rectangular guide rail, so that the rigidity of the machine tool is enhanced.

Compared with the prior art, the utility model has the advantages as follows:

1. this single armed engraver can realize that the main shaft head moves and the swing of main shaft head around the X axle on X axle, Y axle and Z axle three direction, and the position of fine regulation tool bit enlarges the working range, improves the flexibility of processing.

2. The single-arm engraving machine can adopt a guide mode of an X-axis rectangular guide rail, and the rigidity of the machine tool can be well enhanced.

Drawings

FIG. 1 is a schematic view of the construction of the engraver;

FIG. 2 is a schematic view of the engraver from another perspective;

FIG. 3 is a schematic view of the present engraver holding a workpiece;

FIG. 4 is a sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 (after rotation through 90);

fig. 6 is an enlarged view of a portion C in fig. 3.

In the figure, 1, a frame; 2. an X axis; 3. a Y axis; 4. a Z axis; 5. an X-axis slide plate; 6. a Y-axis slide plate; 7. a Z-axis slide plate; 8. a first stepper motor; 9. a spindle head; 10. a drive shaft; 11. a synchronizing wheel; 12. a synchronous belt; 13. a deep groove ball bearing; 14. a thrust bearing; 15. a Z-axis lead screw; 16. a Z-axis nut; 17. a second stepping motor; 18. a speed reducer; 19. a Y-axis lead screw; 20. a Y-axis nut; 21. a third step motor; 22. a Y-axis rectangular guide rail; 23. a rack; 24. a gear; 25. an X-axis rectangular guide rail; 26. a turntable; 27. a thimble; 28. and (5) a workpiece.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-6, the engraving machine comprises a frame 1, wherein an X-axis 2, a Y-axis 3 and a Z-axis 4 are arranged on the frame 1, an X-axis sliding plate 5, a Y-axis sliding plate 6 and a Z-axis sliding plate 7 are respectively and movably connected to the X-axis 2, the Y-axis 3 and the Z-axis 4, the Z-axis sliding plate 7 is arranged on the Y-axis sliding plate 6, the Y-axis sliding plate 6 is arranged on the X-axis sliding plate 5, a first stepping motor 8 and a spindle head 9 are arranged on the Z-axis sliding plate 7, a transmission shaft 10 is connected to the spindle head 9, synchronizing wheels 11 are respectively connected to output shafts of the transmission shaft 10 and the first stepping motor 8, and synchronizing belts 12 are connected.

An engraved workpiece 28 (such as a stone) is placed on a rotary table 26 of the frame 1, clamped and held by an ejector pin 27 for centering and pressing. In the engraving process, the engraved stone can rotate along with the rotation of the rotary table 26, through the X-axis sliding plate 5, the Y-axis sliding plate 6 and the Z-axis sliding plate 7, the movement of the spindle head 9 on the X-axis 2, the Y-axis 3 and the Z-axis 4 can be realized, the first stepping motor 8 drives the synchronizing wheel 11 to rotate through the synchronizing belt 12, the up-and-down swing of the spindle head 9 can be realized again (the swing angle can be set as required, such as up-and-down 30 degrees), the single-arm engraving machine can realize the movement of the spindle head 9 in the three directions of the X-axis 2, the Y-axis 3 and the Z-axis 4 and the swing of the spindle head 9 around the X-axis 2, the position of the tool bit can be well adjusted, the processing range is.

As shown in fig. 4, in the present embodiment, the drive shaft 10 is provided with a deep groove ball bearing 13 and a thrust bearing 14. The deep groove ball bearings 13 and the thrust bearings 14 are arranged on two sides of the transmission shaft 10, so that the radial precision and the axial precision of the spindle head 9 during rotation can be guaranteed.

In the embodiment, as shown in fig. 4, a Z-axis screw 15 is rotatably connected to the Y-axis slide 6 around a self-axis, a Z-axis nut 16 is connected to the Z-axis screw 15 in a screw transmission manner, a second stepping motor 17 is connected to an end of the Z-axis screw 15, and the Z-axis slide 7 is fixed to the Z-axis nut 16.

The second stepping motor 17 drives the Z-axis screw rod 15 to rotate, the Z-axis screw rod 15 and the Z-axis nut 16 are driven, so that the Z-axis sliding plate 7 moves along the Z-axis 4 direction, and the guiding is a guiding mode combining a rectangular guide rail and a dovetail groove guide rail.

As shown in fig. 4, in the present embodiment, a speed reducer 18 is connected between the end of the Z-axis screw 15 and the second stepping motor 17.

As shown in fig. 5, in this embodiment, a Y-axis screw 19 is rotatably connected to the X-axis slide 5 around a self-axis, a Y-axis nut 20 is connected to the Y-axis screw 19 in a screw transmission manner, a third stepping motor 21 is connected to an end of the Z-axis screw 15, and the Y-axis slide 6 is fixed to the Y-axis nut 20.

And a third step of driving the Y-axis lead screw 19 to rotate by a stepper motor 21, and driving the Y-axis lead screw 19 and the Y-axis nut 20 to enable the Y-axis sliding plate 6 to move along the Y-axis 3 direction, wherein the structure can be guided by a Y-axis rectangular guide rail 22.

As shown in fig. 5, in the present embodiment, a speed reducer 18 is connected between the end of the Y-axis screw 19 and the third stepping motor 21.

As shown in fig. 6, in this embodiment, a servo motor, a rack 23 and a gear 24 rotating around a self-axis are provided on the frame 1, the rack 23 is engaged with the gear 24, the gear 24 is connected to an output shaft of the servo motor, and the X-axis sliding plate 5 is connected to the rack 23.

In the structure, under the driving of a servo motor, the movement of the X-axis sliding plate 5 in the X-axis 2 direction is realized through the transmission of the gear 24 and the rack 23, and the guiding mode can adopt the guiding mode of an X-axis rectangular guide rail 25 for enhancing the rigidity of the machine tool.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a single armed engraver, includes frame (1), be provided with X axle (2), Y axle (3) and Z axle (4) on frame (1), but be had X axle slide (5), Y axle slide (6) and Z axle slide (7) on X axle (2), Y axle (3) and Z axle (4) respectively the swing joint, Z axle slide (7) set up on Y axle slide (6), Y axle slide (6) set up on X axle slide (5), its characterized in that, be provided with first step motor (8) and main shaft head (9) on Z axle slide (7), be connected with transmission shaft (10) on main shaft head (9), all be connected with synchronizing wheel (11) on the output shaft of transmission shaft (10) and first step motor (8), be connected with hold-in range (12) on two synchronizing wheel (11).

2. Single-arm engraver according to claim 1, characterized in that the drive shaft (10) is provided with deep groove ball bearings (13) and thrust bearings (14).

3. The single-arm engraving machine according to claim 1, wherein a Z-axis screw rod (15) is rotatably connected to the Y-axis sliding plate (6) around a self-axis, a Z-axis nut (16) is connected to the Z-axis screw rod (15) in a threaded transmission manner, a second stepping motor (17) is connected to the end part of the Z-axis screw rod (15), and the Z-axis sliding plate (7) is fixed on the Z-axis nut (16).

4. A single-arm engraving machine according to claim 3, characterized in that a reducer (18) is connected between the end of the Z-axis screw (15) and the second stepping motor (17).

5. A single-arm engraving machine as claimed in claim 3, characterized in that said X-axis slide (5) is rotatably connected with a Y-axis screw (19) around its own axis, said Y-axis screw (19) is in screw transmission connection with a Y-axis nut (20), said Z-axis screw (15) is connected with a third stepper motor (21) at its end, and said Y-axis slide (6) is fixed on said Y-axis nut (20).

6. Single-arm engraving machine according to claim 5, characterized in that between the end of said Y-axis screw (19) and the third stepper motor (21) there is connected a reducer (18).

7. A single-arm engraving machine according to any one of claims 1-6, characterized in that said frame (1) is provided with a servo motor, a rack (23) and a gear (24) rotating around its own axis, said rack (23) is engaged with said gear (24), said gear (24) is connected to the output shaft of said servo motor, and said X-axis sliding plate (5) is connected to said rack (23).