CN106363417A - Multifunctional numerical control drilling and milling machine - Google Patents

Abstract

The invention provides a multifunctional numerical control drilling and milling machine, which comprises: the machine comprises a machine table, wherein the left side and the right side of the machine table are respectively and fixedly provided with a supporting arm, a cross beam and a movable beam are fixedly arranged between the upper ends of the two supporting arms, a Y-direction guide rail is arranged on the upper surface of the cross beam, and a guide rail is arranged on the side surface of the movable beam. The invention realizes the random movement of the drilling and milling mechanism in the Y-axis and Z-axis directions by utilizing the Y-direction guide rail arranged on the upper surface of the cross beam, the movable beam and the guide rail arranged on the side surface of the movable beam, realizes the random movement of the part to be processed in the X-axis direction by utilizing the X-direction guide rail on the machine table, and realizes the high-precision drilling and milling of the part processing by controlling the accurate position movement of the drilling and milling mechanism and the part to be processed. In addition, the equipment can replace the cutter by controlling the motor, realizes the integration of drilling, milling and edge milling, greatly reduces the time for processing parts, improves the processing efficiency of the parts, and can improve the processing precision and the processing speed by more than 30 percent.

Description

Multifunctional CNC drilling and milling machine

technical field

The invention belongs to the field of production and processing of parts of mechanical equipment, and specifically relates to a multifunctional numerically controlled drilling and milling machine, which is mainly used for positioning, drilling, tapping, milling and edge milling of PCB pressing bearing plates.

Background technique

At present, there are many production and processing procedures for parts of mechanical equipment, including drilling, milling, and edge milling. For the processing of such workpieces, multiple different equipment are usually required to be carried out separately, especially for circuit boards used in the manufacturing process. The press-fit carrier plate, because it needs to carry the PCB to facilitate the PCB positioning, drilling, tapping, milling, and edge milling, has strict requirements on the manufacturing accuracy and processing speed of the press-fit carrier plate. At present, the manufacturing and processing procedures of the press-fit carrier tray are all processed separately, which not only has low precision and efficiency, but also has high manufacturing costs.

Contents of the invention

The object of the present invention is to provide a multifunctional numerical control drilling and milling machine with high precision and efficiency and low manufacturing cost.

The purpose of the present invention is achieved through the following technical solutions.

A multi-function numerical control drilling and milling machine, comprising: a machine table, a support arm is fixedly installed on the left and right sides of the machine table, a crossbeam is fixedly arranged between the upper ends of the two support arms, and the upper surface of the crossbeam is arranged There is a Y guide rail; a first moving beam that can slide up and down between the two support arms is arranged under the crossbeam, and a first guide rail is arranged on one side of the first moving beam; the first moving beam and the crossbeam There is a second moving beam that can slide up and down between the two support arms, and a second guide rail is arranged on one side of the second moving beam; a drilling and milling mechanism is arranged on the crossbeam, and the drilling and milling mechanism It includes a housing, a sliding plate installed on the housing, and a fixed plate installed in the housing; the bottom of the sliding plate is provided with a sliding groove that can be engaged with the Y guide rail; the front of the fixing plate is fixed A tool is installed, and the back of the fixed plate is provided with a first side chute corresponding to the first guide rail and a second side chute corresponding to the second guide rail; the drilling and milling mechanism utilizes the slide plate and the Y guide rail, The relative sliding between the first guide rail and the first side chute and the second guide rail and the second side chute moves along the beam in the Y direction; the fixed plate can move along the two support arms by using the first moving beam and the second moving beam Slide up and down between the two support arms to move along the Z direction.

Preferably, an X-guiding rail parallel to each other is arranged on the left and right sides of the upper surface of the machine table, and a screw rod parallel to the X-guiding rail is further arranged between the two X-guiding rails.

Preferably, a bearing plate is installed on the machine table, the bottom of the bearing plate is connected with the screw rod in transmission, and the bearing plate can slide along the two X-guiding rails driven by the rotation of the screw rod.

Preferably, a fixing piece is provided on the front and rear sides of the upper surface of the machine table, and the screw rod is fixed on the machine table through the fixing piece.

Preferably, the drilling and milling mechanism also includes a motor installed on the slide plate, and the motor is connected to the tool installed in the housing in transmission.

Preferably, a positioning ring is installed in the housing, and the positioning ring is located directly below the tool.

The multifunctional numerical control drilling and milling machine provided by the present invention realizes the arbitrary movement of the drilling and milling mechanism in the Y-axis and Z-axis directions by using the Y-guiding rails arranged on the upper surface of the beam, the moving beam and the guide rails arranged on the side of the moving beam. The X-guiding rail on the machine table realizes the arbitrary movement of the parts to be processed in the X-axis direction, and realizes the high-precision drilling and milling of the parts by controlling the precise position movement of the drilling and milling mechanism and the parts to be processed. Moreover, the equipment can change the tool by controlling the motor, realizing the integration of drilling, milling and edge milling, greatly reducing the time for processing parts, improving the processing efficiency of parts, and its processing accuracy and processing speed can be increased by more than 30%.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram one of multifunctional numerical control drilling and milling machine of the present invention;

Fig. 2 is the second schematic diagram of the three-dimensional structure of the multifunctional numerical control drilling and milling machine of the present invention.

In the figure, the identification description: machine table 10, X guide rail 11, fixing member 12, screw rod 13, support arm 20, beam 30, Y guide rail 31, first moving beam 40, first guide rail 41, drilling and milling mechanism 50, Sliding plate 51, sliding groove 511, housing 52, first side sliding groove 521, second side sliding groove 522, positioning ring 53, cutter 54, fixing plate 55, motor unit 56, bearing plate 60, unit plate 61, second The moving beam 70 and the second guide rail 71 .

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Please refer to Figs. 1-2, Fig. 1 is a three-dimensional schematic diagram of the multi-functional CNC drilling and milling machine of the present invention; Fig. 2 is a three-dimensional structural schematic diagram of the multi-functional CNC drilling and milling machine of the present invention II. The present invention provides a multifunctional numerical control drilling and milling machine, which is mainly used for the processing of parts of mechanical equipment, such as the pressing carrier plate of PCB. For the processing of such parts, the equipment described in the present invention has the advantages of processing accuracy and The advantages of high efficiency and low manufacturing cost.

Wherein the multifunctional numerical control drilling and milling machine described in this embodiment includes an organic table 10, and an X guide rail 11 is respectively installed on the left and right sides of the upper surface of the machine table 10.

A fixing part 12 is respectively installed on the left and right sides of the upper surface of the machine table 10, and a screw mandrel 13 is fixed between the two fixing parts 12, and the said screw mandrel 13 is located between two X guide rails 11 in parallel, wherein One end of the screw mandrel 13 is driven to rotate by a transmission motor.

The machine table 10 is also provided with a carrier plate 60 for fixing parts to be processed. The carrier plate 60 is composed of several unit plates 61. The unit plates 61 used in this embodiment form gaps between each other, and the The above-mentioned unit plate 61 can be made of plastic material, so that when the mechanical parts fixed on the bearing plate 60 are drilling and milling, the tool can pass through the gap or penetrate the parts without damage.

The left and right sides of the bottom of the carrying plate 60 are respectively provided with a chute (not shown in the figure), through which the two chute can be correspondingly stuck on the X-guiding rail 11, and the middle of the bottom of the carrying plate 60 is connected to the screw rod 13 by transmission. When the screw rod 13 rotates, it can drive the bearing plate 60 to advance or retreat along the X-guiding rail 11 .

A support arm 20 is respectively installed on the left and right sides of the machine platform 10 . A beam 30 , a first moving beam 40 , and a second moving beam 70 are disposed between the two supporting arms 20 . A drilling and milling mechanism 50 is installed on one side of the beam 30 .

The cross beam 30 is fixedly installed between the upper ends of the two support arms 20 , the second moving beam 70 is installed under the cross beam 30 , and the first moving beam 40 is installed under the second moving beam 70 .

Several Y-guiding rails 31 are installed on the upper surface of the beam 30, and the Y-guiding rails 31 extend from one end of the support arm on the left side to one end of the support arm on the right side. In this embodiment, the number of Y guide rails 31 corresponds to two, which can be increased or decreased according to actual needs.

The front side of the second moving beam 70 is provided with a second guide rail 71, and the front side of the first moving beam 40 is provided with a first guide rail 41, wherein the second guide rail 71 and the first guide rail 41 are on the same side of the drilling and milling mechanism 50. side.

The drilling and milling mechanism 50 includes a housing 52 and a slide plate 51 installed above the housing 52. The upper surface of the slide plate 51 is correspondingly equipped with a motor unit 56. The motor unit 56 is connected to the control panel, and the control panel outputs control The command realizes the driving control of the motor 56; the lower surface of the slide plate 51 is provided with a plurality of glide grooves 511 correspondingly engaged with the Y guide rail 31 and having the same number, relying on the engagement between the glide groove 511 and the Y guide rail 31, The sliding plate 51 can slide correspondingly on the upper surface of the beam 30 .

A fixed plate 55 is installed in the housing 52, and the front of the fixed plate 55 is provided with a cutter 54. The cutter 54 is correspondingly connected with the motor 56. When the motor 56 is working, it will drive the cutter 54 to rotate, so as to realize the processing of the parts. . The back side of the fixing plate 55 is provided with a first side slide slot 521 corresponding to the first guide rail 41 and a second side slide slot 522 corresponding to the second guide rail 71 .

The motor group 56 in this embodiment includes a motor, and the motor is correspondingly connected to the cutter 54. When the cutter needs to be replaced, the cutters in different processing links can be automatically replaced to facilitate different processing procedures.

It should be noted that the motor group 56 in this embodiment may also include a plurality of motors, and each motor may be connected to a different tool 54 , which may correspond to a motor with a milling cutter and a drill with a motor. It corresponds to control through the numerical control program to meet different processing needs.

A locating ring 53 is installed below the fixed plate 55 , and when workpieces need to be processed, the cutting tool 54 can be controlled to move down, pass through the locating ring 53 , and process the workpieces positioned on the carrier plate 60 .

In this embodiment, a transmission rod is fixedly installed in the crossbeam 30, and the two ends of the transmission rod are correspondingly connected with the transmission wheels arranged in the support arm 20. The left and right ends of the second moving beam 70 and the first moving beam 40 are both A driven wheel is installed, and when the motor drives the transmission wheel to rotate, the driven wheel is correspondingly driven up or down by the synchronous belt, thereby realizing the second moving beam 70 and the first moving beam 40 moving up and down along the two support arms 20 .

Because the second guide rail 71 on the second moving beam 70 is correspondingly engaged with the second side slide groove 522 on the back side of the fixed plate 55; The side chute 521 is correspondingly engaged, so when the second moving beam 70 and the first moving beam 40 move up and down along the two support arms 20, they can drive the fixed plate 55 to move up and down correspondingly, and since the cutter 54 is fixed on the fixed plate 55, so it can correspondingly control the tool 54 to protrude or retract from the positioning ring 53, so as to realize the processing of the workpiece.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (6)

1. a kind of multifunctional numerical control drilling milling machine is it is characterised in that include: board, described board is each side installed with One support arm, is fixedly installed a crossbeam between the upper end of described two support arms, the upper surface of described crossbeam is provided with guide y Rail；Described below the crossbeam is provided with first trave lling girder that can slide up and down along between two support arms, described first trave lling girder One side be provided with the first guide rail；Being provided with one between described first trave lling girder and crossbeam can along between two support arms up and down The second trave lling girder sliding, the one side of described second trave lling girder is provided with the second guide rail；One brill milling is provided with described crossbeam Mechanism, described drill milling mechanism includes a housing, the slide plate being arranged on housing and is arranged on the fixed plate in housing；Institute State slide plate bottom be provided with can clamping corresponding with described y direction guiding rail gliding groove；The front of described fixed plate is installed with knife Tool, the back side of fixed plate is provided with the first sideslip groove and with the corresponding clamping of the second guide rail the of clamping corresponding with the first guide rail Two sideslip grooves；Described drill milling mechanism utilizes slide plate and y direction guiding rail, the first guide rail and the first sideslip groove and the second guide rail and second Relative slip between sideslip groove, carries out y to movement along crossbeam；Described fixed plate utilizes the first trave lling girder, the second trave lling girder can Slide up and down along between two support arms, along between two support arms, carry out z to movement.

2. multifunctional numerical control drilling milling machine as claimed in claim 1 is it is characterised in that described board upper surface each side sets It is equipped with an x direction guiding rail being parallel to each other, be additionally provided with a screw mandrel parallel with described x direction guiding rail between two x direction guiding rails.

3. multifunctional numerical control drilling milling machine as claimed in claim 2 is it is characterised in that be also equipped with a carrying on described board Plate, described loading plate bottom is connected with described screw rod transmission, and loading plate can be slided along two x direction guiding rails under screw mandrel rotates and drives Dynamic.

4. multifunctional numerical control drilling milling machine as claimed in claim 3 it is characterised in that before and after described board upper surface both sides respectively set It is equipped with a fixture, described screw mandrel is fixed on board by described fixture.

5. multifunctional numerical control drilling milling machine as claimed in claim 4 is it is characterised in that described drill milling mechanism also includes an installation Group of motors on slide plate, described group of motors is in transmission connection with installing cutter in the housing.

6. multifunctional numerical control drilling milling machine as claimed in claim 5 is it is characterised in that be also equipped with a positioning in described housing Ring, this locating ring is located at immediately below cutter.