CN214720864U

CN214720864U - Automatic machining device for string iron plates

Info

Publication number: CN214720864U
Application number: CN202121158011.4U
Authority: CN
Inventors: 庄联森; 贺清礼; 王龙军; 乔鹏; 王军; 黄维
Original assignee: Yichang Jinbao Music Instrument Manufacture Co ltd
Current assignee: Yichang Jinbao Music Instrument Manufacture Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-16
Anticipated expiration: 2031-05-27

Abstract

The utility model provides an automatic string iron plate processing device, which comprises a three-shaft linkage numerical control milling machine, wherein a lifting rolling workbench is arranged on the three-shaft linkage numerical control milling machine, the lifting rolling workbench comprises a lifting table, and a roller line and a clamp are arranged at the top of the lifting table; the roller lines are symmetrically arranged and support the string iron plates; the clamps are distributed on the lifting platform in a plurality of scattered ways and are positioned in the inner edges and the gaps of the string iron plates for compressing the string iron plates. The device can effectively improve the machining precision and the machining efficiency of the string iron plate, reduces the production cost, and has high standardization degree and high safety.

Description

Automatic machining device for string iron plates

Technical Field

The utility model belongs to string row iron plate processing equipment field, in particular to string row iron plate automatic processing device.

Background

At present, the domestic chordal iron plate processing technology adopts external reference repeated positioning for multiple times to process the chordal iron plate, the processing precision is reduced due to the repeated positioning, accumulated errors are generated between the first positioning and the subsequent repeated positioning, the one-time processing cannot be finished, and the consistency of processed products is poor;

there are many problems: 1) The processing precision is low; 2) the production efficiency is low, and the production cost is high; 3) the product standardization degree is poor; 4) The processing safety is poor; 5) the mechanization and intellectualization degree is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an automatic processing device for string iron plates is provided, this device can effectively improve string iron plate machining precision, machining efficiency, reduction in production cost, high, the security of standardization degree.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: an automatic string iron plate machining device comprises a three-axis linkage numerical control milling machine, wherein a lifting rolling workbench is arranged on the three-axis linkage numerical control milling machine and comprises a lifting table, and a roller line and a clamp are mounted at the top of the lifting table; the roller lines are symmetrically arranged and support the string iron plates; the clamps are distributed on the lifting platform in a plurality of scattered ways and are positioned in the inner edges and the gaps of the string iron plates for compressing the string iron plates.

The three-axis linkage numerical control milling machine comprises a machine body, wherein a gantry is fixed at the top of the machine body, X-direction slide rails which are arranged in parallel are mounted on the gantry, an X-axis machine head module which moves along the X direction of the machine body is mounted on the X-direction slide rails, a Z-axis machine head module which moves along the Z direction of the machine body is mounted on a slide block of the X-axis machine head module, a milling cutter module is fixedly mounted on a slide block of the Z-axis machine head module through a first mounting seat, and a milling cutter is mounted after the milling cutter module is output; the outer side wall of the milling cutter module is fixedly provided with a measuring probe through a second mounting seat, a Y-direction sliding rail is fixed on the lathe bed in parallel, the Y-direction sliding rail is slidably supported with a Y-direction sliding seat along the lathe bed, and the Y-direction sliding seat is fixedly provided with a lifting rolling workbench at the top of the sliding seat.

The X-axis machine head module and the Z-axis machine head module both adopt ball screw structures; the Z-axis machine head module comprises a servo motor, an output shaft of the servo motor is connected with a lead screw of a ball screw mechanism and drives to transmit, a lead screw nut of the ball screw mechanism is fixedly connected with a sliding block of the Z-axis machine head module, and the sliding block and a Z-axis sliding rail form sliding fit.

And a lifting cylinder for driving the lifting platform to lift is arranged at the bottom of the lifting platform.

The roller line comprises a roller frame, a plurality of rotatable rollers are mounted on the roller frame through bearings, and the rollers are arranged in two groups from left to right and used for rapidly moving the string iron plates so that the string iron plates are in place.

The fixture comprises a positioning guide rail, the positioning guide rail is fixed on the lifting platform, the mounting base is slidably arranged on the positioning guide rail and locked through a bolt, a cantilever is rotatably arranged on the mounting base through a bearing, the other end of the cantilever is in threaded connection with a puller bolt, and the puller bolt is adjusted to enable the puller bolt to be tightly pressed on the upper surface of the chordal iron plate.

The utility model discloses there is following beneficial effect:

1. the utility model discloses an adopt current more ripe numerically controlled fraise machine to set up special lift rolling table, utilize lift rolling table to support, the centre gripping to the chordal array iron plate, can once only accomplish the whole processing of chordal array iron plate like this automatically, not only can improve chordal array iron plate machining precision, still can improve machining efficiency and reduction in production cost.

2. The utility model adopts the lifting platform to descend when the string iron plate is processed, thereby facilitating the drilling and milling operations; after the operation is finished, the lifting platform can ascend, and is convenient to be in flush butt joint with the string iron plate conveying device; the string iron plate conveying device is used for conveying the string iron plates to the roller line and pushing out the processed string iron plates, so that automatic workpiece loading and unloading can be realized by matching with a production line.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a front view of the elevating platform of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a of fig. 1.

Fig. 4 is a schematic view of the middle clamp of the present invention.

Fig. 5 is a top view of the middle lifting rolling table of the present invention.

Fig. 6 is a top view of the middle string iron plate of the present invention.

Fig. 7 is an enlarged partial schematic view of the X-axis handpiece of fig. 1.

In the figure: the three-axis linkage numerical control milling machine comprises a three-axis linkage numerical control milling machine 1, a string iron plate 2, a lifting rolling workbench 3, a lifting platform 4, a roller line 5, a clamp 6, a Z-direction slide rail 7, a servo motor 8, a ball screw mechanism 9 and a slide block 10.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1-7, an automatic machining device for a string iron plate comprises a three-axis linkage numerically controlled milling machine 1, wherein a lifting rolling worktable 3 is arranged on the three-axis linkage numerically controlled milling machine 1, the lifting rolling worktable 3 comprises a lifting table 4, and a roller line 5 and a clamp 6 are arranged at the top of the lifting table 4; the roller lines 5 are symmetrically arranged and support the string iron plates 2; the clamps 6 are distributed on the lifting platform 4 in a plurality of ways and are positioned in the inner edge and the gap of the string iron plate 2 to press the string iron plate 2. The automatic processing device with the structure can be used for automatically processing the screw holes 11, the peg holes 12, the capotasto 13 and the string hanging nail holes 14 on the string iron plates 2, and further improves the processing efficiency. In the specific use process, the three-axis linkage numerical control milling machine 1 can realize the motion in the three-dimensional direction, so that the whole machining of the string iron plate is realized, the machining precision of the string iron plate can be improved, the machining efficiency can be improved, and the production cost can be reduced.

Further, the three-axis linkage numerically controlled milling machine 1 comprises a machine body 106, a gantry 101 is fixed at the top of the machine body 106, X-direction slide rails 108 which are arranged in parallel are mounted on the gantry 101, an X-axis machine head module 102 which moves along the X direction of the machine body 106 is mounted on the X-direction slide rails 108, a Z-axis machine head module 103 which moves along the Z direction of the machine body 106 is mounted on a slide block of the X-axis machine head module 102, a milling cutter module 109 is fixedly mounted on a slide block of the Z-axis machine head module 103 through a first mounting seat 110, and a milling cutter 104 is mounted after output of the milling cutter module; the outer side wall of the milling cutter module is fixedly provided with a measuring probe 105 through a second mounting seat 111, a Y-direction slide rail 112 is fixed on the lathe bed 106 in parallel, a Y-direction slide seat 113 sliding along the Y direction of the lathe bed 106 is supported on the Y-direction slide rail 112 in a sliding manner, and the top of the Y-direction slide seat 113 is fixedly provided with a lifting rolling workbench 3. The three-dimensional motion of the milling cutter 104 can be realized by the three-axis linkage numerically controlled milling machine 1, and then the square milling machine realizes three-dimensional processing. In the working process, the milling cutter 104 can slide along the X-direction slide rail 108 through the X-direction machine head module 102, the Z-direction movement can be realized through the Z-direction machine head module 103, and the Y-direction movement can be realized through the Y-direction slide rail 112.

Further, the X-axis machine head module 102 and the Z-axis machine head module 103 both adopt ball screw structures; the Z-axis machine head module 103 comprises a servo motor 8, an output shaft of the servo motor 8 is connected with a lead screw of a ball screw mechanism 9 and drives to transmit, a lead screw nut of the ball screw mechanism 9 is fixedly connected with a sliding block 10 of the Z-axis machine head module 103, and the sliding block 10 and a Z-axis sliding rail 7 form sliding fit. The ball screw structure can realize accurate movement. In the working process, the ball screw mechanism 9 is driven by the servo motor 8, the screw nut is driven by the ball screw mechanism 9, the slider 10 is driven by the screw nut, and the whole milling cutter module 109 is driven by the slider 10 to lift.

Furthermore, an electrical control cabinet is arranged on one side of the three-axis linkage numerical control milling machine 1, and the electrical control cabinet comprises a switch module, a numerical control system based on a PC + motion control card, an X-axis driver, a Y-axis driver, a Z-axis driver, a frequency converter, a motion control card wiring board and the like. The numerical control system based on the PC + motion control card inputs a machining program and a motion instruction from the PC by an equipment operator, and the numerical control system is respectively in signal connection with a driving mechanism of the milling machine body part; the X-axis driver, the Y-axis driver and the Z-axis driver are in signal connection with a motion control card inserted into a PCI slot of a computer through a motion control card wiring board. The control part of the three-shaft linkage numerically controlled milling machine 1 has the same principle as the control part of the conventional numerically controlled milling machine.

Further, a lifting cylinder for driving the lifting platform 4 to lift is installed at the bottom of the lifting platform.

Further, the roller line 5 comprises a roller frame 501, a plurality of rotatable rollers 502 are mounted on the roller frame 501 through bearings, and the rollers 502 are arranged in two groups from left to right and used for rapidly moving the chordal iron plates 2 to enable the chordal iron plates 2 to be in place. The roller 502 can be used for rolling and supporting the string iron plates 2, so as to facilitate the sliding of the string iron plates.

Further, the clamp 6 comprises a positioning guide rail 601, the positioning guide rail 601 is fixed on the lifting table 4, the mounting base 602 is slidably disposed on the positioning guide rail 601 and locked by a bolt, a cantilever 603 is rotatably mounted on the mounting base 602 through a bearing, the other end of the cantilever 603 is in threaded connection with a puller bolt 604, and the puller bolt 604 is adjusted to be pressed on the upper surface of the chordal iron plate 2. The clamping of the workpiece can be realized through the clamp 6, and then the subsequent processing of the workpiece is convenient to realize.

Further, the measurement probe 105 is a pioneer TP300 probe assembly, model FDXS20, and can be used for automatic positioning after scanning a workpiece reference.

The principle of the utility model is that:

firstly, the chordal iron plate 2 to be processed is fixedly clamped on the lifting rolling workbench 3 and is clamped and fixed by the clamp 6, and after the chordal iron plate 2 is clamped, the measuring probe 105 extends out for detection, and the measuring probe passes through an important reference: low and high pitch capotasto and big muscle. And touch detection, namely determining the position deviation of the iron plate, and automatically correcting a coordinate system according to the position deviation by a program to ensure the machining precision of the iron plate.

Claims

1. The utility model provides an automatic processingequipment of string iron plate which characterized in that: the numerical control milling machine comprises a three-axis linkage numerical control milling machine (1), wherein a lifting rolling workbench (3) is arranged on the three-axis linkage numerical control milling machine (1), the lifting rolling workbench (3) comprises a lifting table (4), and a roller line (5) and a clamp (6) are arranged at the top of the lifting table (4); the roller lines (5) are symmetrically arranged and support the string iron plates (2); the clamps (6) are distributed on the lifting platform (4) in a plurality of ways and are positioned in the inner edges and the gaps of the string iron plates (2) and used for pressing the string iron plates (2).

2. The automatic machining device for the stringed iron plate of claim 1, wherein: the three-axis linkage numerical control milling machine (1) comprises a machine body (106), a gantry (101) is fixed at the top of the machine body (106), X-direction slide rails (108) which are arranged in parallel are mounted on the gantry (101), an X-axis machine head module (102) moving along the X direction of the machine body (106) is mounted on the X-direction slide rails (108), a Z-axis machine head module (103) moving along the Z direction of the machine body (106) is mounted on a slide block of the X-axis machine head module (102), a milling cutter module (109) is fixedly mounted on the slide block of the Z-axis machine head module (103) through a first mounting seat (110), and a milling cutter (104) is mounted after output of the milling cutter module; the outer side wall of the milling cutter module is fixedly provided with a measuring probe (105) through a second mounting seat (111), a Y-direction sliding rail (112) is fixed on the lathe bed (106) in parallel, the Y-direction sliding rail (112) is supported in a sliding mode to a sliding seat (113) along the Y-direction of the lathe bed (106), and the Y-direction sliding seat (113) is fixedly provided with a lifting rolling workbench (3).

3. The automatic machining device for the stringed iron plate of claim 2, wherein: the X-axis machine head module (102) and the Z-axis machine head module (103) both adopt ball screw structures; the Z-axis machine head module (103) comprises a servo motor (8), an output shaft of the servo motor (8) is connected with a lead screw of a ball screw mechanism (9) and drives to transmit, a lead screw nut of the ball screw mechanism (9) is fixedly connected with a sliding block (10) of the Z-axis machine head module (103), and the sliding block (10) and a Z-axis sliding rail (7) form sliding fit.

4. The automatic machining device for the stringed iron plate of claim 1, wherein: and a lifting cylinder for driving the lifting platform (4) to lift is installed at the bottom of the lifting platform.

5. The automatic machining device for the stringed iron plate of claim 1, wherein: the roller line (5) comprises a roller frame (501), a plurality of rotatable rollers (502) are mounted on the roller frame (501) through bearings, and the rollers (502) are arranged in two groups from left to right and used for rapidly moving the chordal iron plates (2) so that the chordal iron plates (2) are in place.

6. The automatic machining device for the stringed iron plate of claim 1, wherein: anchor clamps (6) are including location guide rail (601), and location guide rail (601) are fixed on elevating platform (4), and installation base (602) slide to set up on location guide rail (601) and through bolt locking, install cantilever (603) through the bearing is rotatable on installation base (602), and the other end threaded connection of cantilever (603) has puller bolt (604), through adjusting puller bolt (604) for puller bolt (604) compresses tightly at chordal train iron plate (2) upper surface.