CN116000682A - Shared tool changing device of vertical-horizontal combined pentahedron machining center - Google Patents
Shared tool changing device of vertical-horizontal combined pentahedron machining center Download PDFInfo
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- CN116000682A CN116000682A CN202310310278.8A CN202310310278A CN116000682A CN 116000682 A CN116000682 A CN 116000682A CN 202310310278 A CN202310310278 A CN 202310310278A CN 116000682 A CN116000682 A CN 116000682A
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- 238000000034 method Methods 0.000 claims abstract description 6
- 210000000078 claw Anatomy 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002457 bidirectional effect Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention relates to a shared tool changing device of a vertical and horizontal combined pentahedron machining center, which comprises a sliding rail part for conveying a pulley frame, a tool changing mechanical arm part for grabbing a tool, the pulley frame, a main shaft and a driving device. In the tool changing process, the pulley frame moves on the guide rail by means of the plunger motor and the needle roller bearing, and a positioning groove is formed in the pulley frame and used for monitoring the position of the pulley frame. After reaching the position of the tool magazine, the mechanical arm stretches up and down by means of a stretching cylinder; the mechanical arm end is provided with a reversing motor which can turn horizontally by 180 degrees, and the pulley frame is provided with a 90-degree vertical elevation angle telescopic cylinder which can clamp a horizontal main shaft cutter and a vertical main shaft cutter. The beneficial effects of the invention are as follows: the invention can realize the vertical and horizontal bidirectional tool changing function in one tool changing device, overcomes the defects of low working efficiency and the like caused by independently using the vertical or horizontal tool changing device, saves the space of a processing center and reduces the cost of the processing center.
Description
Technical Field
The invention relates to the technical field of advanced manufacturing equipment, in particular to a shared tool changing device of a vertical and horizontal combined pentahedron machining center.
Background
The machining center (CNC, computerized Numerical Control) is a highly automated multi-function numerically controlled machine tool with tool magazine and automatic tool changer.
The existing vertical and horizontal machining center machine tool is generally provided with two sets of tool changing mechanisms respectively on a vertical spindle and a horizontal spindle, tools are stored in the positions of the spindles on the two sides of the vertical spindle and the horizontal spindle, the problems of complex structure, large occupied area and the like exist in the aspect of space layout, the manufacturing cost is high, and the tool changing device is low in utilization rate.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a shared tool changing device of a vertical-horizontal combined pentahedron machining center.
In a first aspect, a shared tool changing device of a vertical-horizontal combined pentahedral machining center is provided, including:
the device comprises a sliding rail component for conveying a pulley frame, a tool changing mechanical arm component for grabbing a tool, the pulley frame, a main shaft and a driving device;
the sliding rail component comprises a linear rack, an arc rack, a linear guide rail, an arc guide rail, a positioning groove and an upper sliding rail and a lower sliding rail; the linear rack is connected with the circular arc rack; the linear guide rail is connected with the circular arc guide rail; the positioning groove is positioned in the sliding rail component;
the tool changing mechanical arm component comprises a mechanical arm, a tool claw, a tool shank, a reversing motor and an oil cylinder; the cutter claws are arranged at two ends of the mechanical arm and used for clamping the cutter handle; the reversing motor is positioned at the upper end of the mechanical arm, and the oil cylinder is positioned at the lower end of the mechanical arm;
the pulley frame comprises a sliding block, a gasket, a special-shaped retainer ring and a needle roller bearing;
the main shaft comprises a vertical main shaft column positioned on the right side of the pulley frame and a horizontal main shaft column positioned at the lower end of the pulley frame;
the driving device comprises a plunger motor, a driving gear, a telescopic cylinder, a telescopic rod, a left elevation telescopic cylinder, a right elevation telescopic cylinder and a left elevation telescopic rod; the plunger motor is arranged on the pulley frame, and a driving gear is connected to a transmission shaft at the lower end of the plunger motor; the telescopic cylinder is arranged on the outer side wall surface of the mechanical arm, and the telescopic rod is arranged on the telescopic end of the telescopic cylinder; the elevation angle telescopic cylinder is arranged on the pulley yoke, and the elevation angle telescopic rod is arranged on the telescopic end of the elevation angle telescopic cylinder.
Preferably, the rear end of the sliding rail component is fixed on the numerical control machine tool through a bracket.
Preferably, the sliding block is in sliding connection with the upper sliding rail and the lower sliding rail, the upper gasket and the lower gasket are respectively attached to the outer sides of the upper sliding block and the lower sliding block, and the special-shaped check ring is attached to the upper parts of the gaskets; the needle roller bearing is arranged on the upper plane and the lower plane inside the pulley yoke.
Preferably, two special-shaped check rings and eight needle bearings are respectively arranged on the upper gasket and the lower gasket.
Preferably, guide shafts for axial positioning of the telescopic rod are mounted on two sides of the telescopic cylinder.
In a second aspect, a working method of a shared tool changing device of a vertical-horizontal combined pentahedron machining center is provided, which comprises the following steps:
step 2, replacing a tool by a vertical spindle: the mechanical arm is enabled to rotate by 90 degrees vertically by utilizing the elevation angle telescopic cylinder, and the horizontal type main shaft column aligned with the original vertical direction is changed into the vertical type main shaft column aligned with the horizontal direction; the tool handle realizes tool changing action of the vertical main shaft in the vertical direction.
Preferably, in the step 1, the telescopic rod is pushed by hydraulic pressure to move the mechanical arm up and down; in the step 2, the elevation angle piston rod is pushed by hydraulic pressure, so that the mechanical arm 6 can realize vertical 90-degree overturning.
The beneficial effects of the invention are as follows:
1. the invention can realize the vertical and horizontal bidirectional tool changing function in one tool changing device, overcomes the defects of low working efficiency, low utilization rate of the tool changing device and the like caused by independently using the vertical or horizontal tool changing device, saves the space of a processing center and reduces the cost of the processing center.
2. According to the invention, the gasket is arranged on the sliding block, so that the friction force between the sliding block and the guide rail can be reduced; and the special-shaped check ring is arranged on the gasket, so that the sliding precision and stability can be improved.
3. The positioning groove is arranged on the sliding rail and used for monitoring the position of the pulley frame, so that the precise movement of the pulley frame can be controlled.
Drawings
Fig. 1 is a schematic diagram of a mechanical arm tool changing process of a tool changing device of a vertical and horizontal combined machining center;
fig. 2 is a schematic view of a front view structure of a tool changing device of a vertical and horizontal combined machining center and a clamping vertical spindle;
FIG. 3 is a schematic view of a tool changing device of a vertical and horizontal combined machining center and a clamping horizontal spindle structure;
FIG. 4 is a schematic side view of a tool changer of a vertical and horizontal composite machining center;
FIG. 5 is a schematic top view of a tool changer of a vertical and horizontal composite machining center;
FIG. 6 is a schematic structural view of a clamping assembly structure of a vertical and horizontal composite machining center;
FIG. 7 is a schematic view of a partially enlarged structure of a tool changer of a vertical and horizontal composite machining center;
reference numerals illustrate: 1. the hydraulic steering system comprises a linear rack, a circular arc rack, a linear guide rail, a circular arc guide rail, a positioning groove, a mechanical arm, a cutter claw, a cutter handle, a reversing motor, a cylinder, a vertical main shaft column, a sliding block, a gasket, a special-shaped retainer ring, a needle bearing, a bracket, a plunger motor, a driving gear, a telescopic cylinder, a telescopic rod, a guide shaft, an elevation telescopic cylinder, an elevation telescopic rod, a sliding rail and a horizontal main shaft column.
Detailed Description
The invention is further described below with reference to examples. The following examples are presented only to aid in the understanding of the invention. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present invention without departing from the principles of the invention, and such modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Example 1:
a shared tool changer for a vertical and horizontal composite pentahedral machining center, as shown in fig. 2, 4 and 5, comprising: the device comprises a sliding rail component for conveying a pulley frame, a tool changing mechanical arm component for grabbing a tool, the pulley frame, a main shaft and a driving device; the tool magazine is positioned on the left side of the pulley frame, the sliding rail component is arranged on the inner side of the pulley frame, the driving device is arranged on the pulley frame, and the tool changing mechanical arm component is arranged at the lower end of the pulley frame.
The sliding rail component comprises a linear rack 1, an arc rack 2, a linear guide rail 3, an arc guide rail 4, a positioning groove 5 and an upper sliding rail 24 and a lower sliding rail 24 for the movement of a needle bearing 15; the upper side, the lower side and the outer side of the sliding rail component are sliding rails 24 for the movement of the needle bearings 15, the middle of the sliding rail component is provided with a linear rack 1 for the movement of a driving gear and an arc rack 2 for the movement of a curve, and the linear rack 1 is connected with the arc rack 2; the linear guide rail 3 is connected with the circular arc guide rail 4; the positioning groove 5 is positioned in the sliding rail part and is used for detecting the movement position of the pulley frame.
The tool changing mechanical arm component comprises a mechanical arm 6, a tool claw 7, a tool shank 8, a reversing motor 9 and an oil cylinder 10; the cutter claws 7 are arranged at two ends of the mechanical arm 6 and used for clamping the cutter handles 8; the reversing motor 9 is positioned at the upper end of the mechanical arm 6, the oil cylinder 10 is positioned at the lower end of the mechanical arm 6, and the reversing motor 9 is driven to move under the action of the oil cylinder 10, so that the mechanical arm 6 can realize horizontal 180-degree overturning. And the driving device enables the tool changing mechanical arm to move in various ways, and the tool claw 7 clamps the tool handle 8 to change the tool.
The pulley yoke comprises a sliding block 12, a gasket 13, a special-shaped retainer ring 14 and a needle bearing 15; the sliding blocks 12 are in sliding connection with the upper sliding rail 24 and the lower sliding rail 24, the two sliding blocks are respectively positioned at the outer sides of the upper sliding rail and the outer sides of the lower sliding rail, the upper gasket 13 and the lower gasket 13 are respectively attached to the outer sides of the upper sliding block 12 and the lower sliding rail, the gaskets 13 are used for reducing friction force between the sliding blocks and the guide rails, and the special-shaped check rings 14 are attached to the upper parts of the gaskets 13 and are used for improving sliding precision and stability; needle bearings 15 are mounted on the upper and lower planes inside the pulley frame. Two special-shaped check rings 14 and eight needle bearings 15 are respectively arranged on the upper gasket 13 and the lower gasket 13, and the total of four special-shaped check rings 14 and sixteen needle bearings 15. The pulley frame is mounted on a bracket 16. The rear end of the slide rail member is fixed to the numerical control machine tool by a bracket 16.
The main shaft comprises a vertical main shaft column 11 positioned on the right side of the pulley frame and a horizontal main shaft column 25 positioned at the lower end of the pulley frame (as shown in fig. 3).
As shown in fig. 7, the driving device includes a plunger motor 17, a driving gear 18, a telescopic cylinder 19, a telescopic rod 20, a guide shaft 21, two left and right elevation telescopic cylinders 22, and two left and right elevation telescopic rods 23; the plunger motor 17 is arranged on the pulley frame and is provided with an oil inlet and an oil outlet, a transmission shaft at the lower end of the plunger motor 17 is connected with a driving gear 18, and the driving gear 18 is driven to rotate by the plunger motor 17 so as to enable the pulley frame to move; the telescopic cylinder 19 is mounted on the outer side wall surface of the mechanical arm 6, the telescopic rod 20 is mounted on the telescopic end of the telescopic cylinder 19, and as shown in fig. 6, the mechanical arm 6 moves up and down by pushing the telescopic rod 20 through hydraulic pressure; guide shafts 21 for axially positioning the telescopic rods 20 are arranged on two sides of the telescopic cylinders 19; the elevation angle telescopic cylinder 22 is arranged on a pulley frame, the elevation angle telescopic rod 23 is arranged on the telescopic end of the elevation angle telescopic cylinder 22, and the elevation angle piston rod 23 is pushed by hydraulic pressure, so that the tool changing mechanical arm 6 realizes vertical 90-degree turning.
The tool changing device of the vertical and horizontal machining center manufactured by the technical scheme of the invention enables the pulley frame to move on the sliding rail part by means of the plunger motor 17 and the needle bearing 15, and the positioning groove 5 is arranged in the pulley frame and used for controlling the position of the pulley frame. After reaching the designated tool magazine position, the mechanical arm 6 stretches up and down by means of a stretching cylinder 19; the mechanical arm 6 is provided with a reversing motor 9 at the end, which can turn over horizontally by 180 degrees, two ends are provided with cutter claws 7, two cutters can be stored at the same time, after a new cutter is taken out under the clamping action of the telescopic cylinder 19 and the cutter claws 7, the mechanical arm is again telescopic and turned over by 180 degrees, the original cutter of the main shaft clamped by the cutter claws 7 at the other end is put into a cutter magazine, and the original cutter returns to the original position through a driving device; in addition, the driving end is provided with a vertical 90-degree elevation angle telescopic cylinder 22, so that horizontal spindle tool clamping and vertical spindle tool clamping can be performed. And after the reversing operation, the tool changing mechanical arm performs exchange alignment tool changing function, and the tool changing mechanical arm drives on the rack through the guide rail, so that the machining position is reached. The defects of low working efficiency, low utilization rate of the tool changing device and the like caused by independently using the vertical or horizontal tool changing device are overcome, in addition, the space of a machining center can be saved, and the cost of the machining center is reduced.
Example 2:
the working method of the shared tool changing device of the vertical and horizontal combined pentahedron machining center is shown in fig. 1, and comprises the following steps:
step 2, replacing a tool by a vertical spindle: the mechanical arm 6 is enabled to rotate vertically by 90 degrees by using the elevation angle telescopic cylinder 22, and the horizontal type main shaft column 25 aligned with the original vertical direction is changed into the vertical type main shaft column 11 aligned with the horizontal direction; the tool handle 8 realizes tool changing action of the vertical main shaft in the vertical direction.
Claims (7)
1. The utility model provides a compound pentahedron machining center sharing formula tool changing device crouches, which characterized in that includes: the device comprises a sliding rail component for conveying a pulley frame, a tool changing mechanical arm component for grabbing a tool, the pulley frame, a main shaft and a driving device;
the sliding rail component comprises a linear rack (1), an arc rack (2), a linear guide rail (3), an arc guide rail (4), a positioning groove (5) and an upper sliding rail and a lower sliding rail (24); wherein the linear rack (1) is connected with the circular arc rack (2); the linear guide rail (3) is connected with the circular arc guide rail (4); the positioning groove (5) is positioned in the sliding rail component;
the tool changing mechanical arm component comprises a mechanical arm (6), a tool claw (7), a tool handle (8), a reversing motor (9) and an oil cylinder (10); the cutter claw (7) is arranged at two ends of the mechanical arm (6) and used for clamping the cutter handle (8); the reversing motor (9) is positioned at the upper end of the mechanical arm (6), and the oil cylinder (10) is positioned at the lower end of the mechanical arm (6);
the pulley frame comprises a sliding block (12), a gasket (13), a special-shaped retainer ring (14) and a needle bearing (15);
the main shaft comprises a vertical main shaft column (11) positioned on the right side of the pulley frame and a horizontal main shaft column (25) positioned at the lower end of the pulley frame;
the driving device comprises a plunger motor (17), a driving gear (18), a telescopic cylinder (19), a telescopic rod (20), a left elevation telescopic cylinder (22) and a right elevation telescopic cylinder (23); the plunger motor (17) is arranged on the pulley yoke, and a driving gear (18) is connected to a transmission shaft at the lower end of the plunger motor (17); the telescopic cylinder (19) is arranged on the outer side wall surface of the mechanical arm (6), and the telescopic rod (20) is arranged on the telescopic end of the telescopic cylinder (19); an elevation angle telescopic cylinder (22) is mounted on the pulley frame, and an elevation angle telescopic rod (23) is mounted on a telescopic end of the elevation angle telescopic cylinder (22).
2. The shared tool changing device of the vertical and horizontal combined pentahedron machining center according to claim 1, wherein the rear end of the slide rail component is fixed on the numerical control machine tool through a bracket (16).
3. The shared tool changing device of the vertical and horizontal combined pentahedron machining center according to claim 1, wherein the sliding block (12) is in sliding connection with an upper sliding rail (24) and a lower sliding rail (24), the upper gasket (13) and the lower gasket (13) are respectively attached to the outer sides of the upper sliding block (12) and the lower sliding block (12), and the special-shaped retainer ring (14) is attached to the upper part of the gaskets (13); the needle roller bearing (15) is arranged on the upper plane and the lower plane inside the pulley frame.
4. The shared tool changing device of the vertical and horizontal combined pentahedron machining center according to claim 3, wherein two special-shaped check rings (14) and eight needle bearings (15) are respectively arranged on the upper gasket (13) and the lower gasket (13).
5. The shared tool changing device of the vertical and horizontal combined pentahedron machining center according to claim 1, wherein guide shafts (21) for axially positioning the telescopic rods (20) are installed on two sides of the telescopic cylinders (19).
6. A method of operating the shared tool changer of the vertical and horizontal composite pentahedron machining center of claim 1, comprising:
step 1, replacing a horizontal spindle tool: taking out the old cutter on the horizontal spindle post (25) under the clamping action of the telescopic cylinder (19) and the cutter claw (7); the plunger motor (17) drives the driving gear (18) to rotate, so that the pulley frame moves on the sliding rail component; the position of the pulley frame is controlled through the positioning groove (5), and after the pulley frame reaches the position of the designated tool magazine, the mechanical arm (6) stretches up and down by utilizing the stretching cylinder (19); after a new cutter is taken out under the clamping action of the telescopic cylinder (19) and the cutter claw (7), the mechanical arm (6) is again telescopic, the mechanical arm (6) is horizontally turned over by 180 degrees through the reversing motor (9), the original cutter of the main shaft clamped by the cutter claw (7) at the other end is placed into the cutter magazine, and the original position is returned through the driving device; mounting a replacement tool to the horizontal spindle post (25);
step 2, replacing a tool by a vertical spindle: the mechanical arm (6) is enabled to rotate vertically by 90 degrees by utilizing the elevation angle telescopic cylinder (22), and a horizontal main shaft column (25) aligned with the original vertical direction is changed into a vertical main shaft column (11) aligned with the horizontal direction; the knife handle (8) realizes the tool changing action of the vertical main shaft in the vertical direction.
7. The working method of the shared tool changing device of the vertical and horizontal combined pentahedron machining center according to claim 6, wherein in the step 1, the mechanical arm (6) is moved up and down by pushing the telescopic rod (20) through hydraulic pressure; in the step (2), the elevation angle piston rod (23) is pushed by hydraulic pressure, so that the mechanical arm (6) can realize vertical 90-degree overturning.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310310278.8A CN116000682A (en) | 2023-03-28 | 2023-03-28 | Shared tool changing device of vertical-horizontal combined pentahedron machining center |
| CN202410108656.9A CN117921419A (en) | 2023-03-28 | 2024-01-25 | Shared tool changing device and method for vertical and horizontal combined pentahedron machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310310278.8A CN116000682A (en) | 2023-03-28 | 2023-03-28 | Shared tool changing device of vertical-horizontal combined pentahedron machining center |
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| CN116000682A true CN116000682A (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310310278.8A Pending CN116000682A (en) | 2023-03-28 | 2023-03-28 | Shared tool changing device of vertical-horizontal combined pentahedron machining center |
| CN202410108656.9A Pending CN117921419A (en) | 2023-03-28 | 2024-01-25 | Shared tool changing device and method for vertical and horizontal combined pentahedron machining center |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410108656.9A Pending CN117921419A (en) | 2023-03-28 | 2024-01-25 | Shared tool changing device and method for vertical and horizontal combined pentahedron machining center |
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| CN (2) | CN116000682A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116852148A (en) * | 2023-08-02 | 2023-10-10 | 冈田智能(江苏)股份有限公司 | Translational vertical-horizontal overturning tool magazine for tool changing |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117921419A (en) | 2024-04-26 |
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Application publication date: 20230425 |