CN110303176B - Double-station multidirectional drilling device and method for die casting case frame - Google Patents
Double-station multidirectional drilling device and method for die casting case frame Download PDFInfo
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- CN110303176B CN110303176B CN201910599219.0A CN201910599219A CN110303176B CN 110303176 B CN110303176 B CN 110303176B CN 201910599219 A CN201910599219 A CN 201910599219A CN 110303176 B CN110303176 B CN 110303176B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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Abstract
The invention discloses a die-casting case frame double-station multidirectional drilling device and a method, comprising a workbench; and the assembling and locking unit is used for fixing the workpiece and driving the workpiece to move directionally. The two drilling units are fixed on the workbench and are respectively connected to the two longitudinal sides of the assembling and locking unit through the organ covers, and each drilling unit comprises a vertical drilling mechanism suitable for drilling the top of the workpiece and a horizontal drilling mechanism suitable for drilling the transverse side face of the workpiece; the transmission unit drives the assembling and locking unit to reciprocate between the two drilling units, the two drilling units are used for realizing multi-hole processing of the workpiece in multiple directions twice, the hole spacing size of the two drilling units is not limited, and the multi-hole processing with the hole spacing smaller than 18mm in multiple directions can be finished by one-time clamping of the workpiece and one-time hole position setting of each drilling unit.
Description
Technical Field
The invention relates to the technical field of manufacturing of die casting machine case frames in the power industry, in particular to a double-station multidirectional drilling device and method for the die casting machine case frames.
Background
Along with the development of the power industry, the case structure tends to be more and more complicated, the processing difficulty of the structure is more and more difficult, high requirements are provided for processing frame parts in the case structure, and the appearance processing difficulty can be effectively solved by adopting a die-casting frame, but the processing of a hole system cannot be completed.
At present, single-hole machining and multi-hole machining are combined for machining holes of a die-casting case frame (hereinafter referred to as a workpiece) in the industry, the machining method needs to clamp for many times, the production efficiency is low, and in the prior art, hole machining is often completed by one-time drilling, so that deep hole machining cannot be realized (deep holes refer to holes with a hole depth and a hole diameter ratio larger than 6); in addition, in the prior art, the hole machining of the workpiece often has only one station, that is, only one power shaft is used for drilling on one working surface of the workpiece, and the distance between the drill bits on the same power shaft needs to be larger than 18mm, so that only a plurality of holes with the hole spacing larger than 18mm can be machined on one working surface of the workpiece, and a plurality of holes with the hole spacing smaller than 18mm cannot be machined or need to be repeatedly positioned and machined for many times, and the working efficiency is very low, so how to realize the deep hole machining of the die-casting case frame and the efficient machining of the plurality of holes with the hole spacing is the technical problem to be solved at present.
Disclosure of Invention
According to the invention, a double-station multidirectional drilling method is adopted for processing, the accurate positioning of a workpiece between two stations is controlled, three power shafts at the two stations are simultaneously controlled for processing, and the problem of multi-hole processing with a hole spacing smaller than 18mm can be well solved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention provides a die-casting case frame double-station multidirectional drilling device, which comprises a workbench; the assembling and locking unit is arranged above the workbench and comprises a positioning plate for placing a workpiece, a positioning assembly and a locking assembly, the positioning assembly is suitable for fixing the workpiece, and the assembling and locking unit is used for fixing the workpiece and driving the workpiece to move directionally.
The drilling units are fixed on the workbench, each drilling unit corresponds to one station, the two drilling units are respectively connected to two longitudinal sides of the assembling and locking unit through an organ cover, the organ covers are used as cover plates on the workbench and can shield moving parts below the assembling and locking unit, and when the assembling and locking unit reciprocates along the longitudinal direction, the organ covers can always keep the upper surface of the workbench in a closed state; each of the drilling units includes a vertical drilling mechanism adapted to drill a top of the workpiece and a horizontal drilling mechanism adapted to drill a lateral side of the workpiece; and the transmission unit is connected with the positioning plate and drives the assembling and locking unit to reciprocate between the two drilling units, so that the workpiece can reciprocate between two stations.
According to the invention, the multi-hole machining with the hole spacing smaller than 18mm can be carried out on the same working surface of the workpiece at one time through the arrangement of the two stations, only the drilling positions and the feeding amount of the two drilling units are required to be sequentially arranged, the workpiece is drilled on the two stations respectively, the arrangement of multiple hole positions is not required, and the two drilling units are driven by different power shafts, so that the multi-hole machining with the hole spacing smaller than 18mm can be realized, and the machining efficiency is greatly improved.
Further, the transmission unit contains motor, shaft coupling and ball screw subassembly, the ball screw subassembly includes ball screw and screw-nut, the ball screw erects at the workstation middle part, the screw-nut cover is in on the ball screw, screw-nut with the locating plate is fixed, the output of motor is connected the input of shaft coupling, the output of shaft coupling is connected ball screw's input, the motor drives ball screw rotatory, screw-nut circumference is fixed under the restriction of locating plate, because ball screw with screw-nut's relative rotation, simultaneously ball screw axial fixity, consequently screw-nut is relative ball screw makes axial motion, thereby drives straight reciprocating motion is made to the locating plate.
Preferably, the positioning assembly comprises a plurality of positioning blocks fixed on the top of the positioning plate and suitable for abutting against the side walls of the workpiece, and the four side walls of the positioning plate are positioned.
Preferably, the locking assembly comprises a lateral pressing cylinder suitable for horizontally pressing the workpiece and a rotating pressing cylinder suitable for vertically pressing the workpiece, and horizontal locking and vertical locking of the workpiece are respectively realized.
Preferably, the lateral pressing cylinder and the rotary pressing cylinder are symmetrically provided with two cylinders, and the symmetry axes of the lateral pressing cylinder and the rotary pressing cylinder are perpendicular to each other.
Further, every among the drilling unit vertical drilling mechanism is provided with one, horizontal drilling mechanism symmetry sets up two, vertical drilling mechanism with horizontal drilling mechanism all contain the power shaft and connect in the epaxial multiaxis ware of power, the power shaft all is controlled through numerical control system, makes three direction simultaneous processing through three power shaft, adopts numerical control system control repeated positioning accuracy height.
Further, be provided with a plurality of vertical drill bits on vertical drilling mechanism's the multiaxis ware and be located the first deflector of vertical drill bit below, be equipped with on the first deflector with a plurality of first guiding holes that vertical drill bit corresponds, it is right vertical drill bit plays the guide effect, avoids crooked during vertical drill bit drilling.
Further, the multi-axis machine of horizontal drilling mechanism is provided with a plurality of horizontal drill bits, be provided with on the locating plate with the second deflector that horizontal drilling mechanism's multi-axis machine corresponds, be equipped with on the second deflector with a plurality of second guiding holes that horizontal drill bit corresponds, it is right horizontal drill bit plays the guide effect, avoids crooked during horizontal drill bit drilling.
The invention also provides a die-casting case frame double-station multidirectional drilling method, which is based on the die-casting case frame double-station multidirectional drilling device and comprises the following steps:
the method comprises the following steps: programming, and carrying out numerical control programming according to the drilling requirement of the workpiece.
Step two: and clamping the workpiece, positioning the workpiece on the positioning plate through the positioning assembly, and locking the workpiece through the locking assembly.
Step three: and adjusting the machining parameters, and setting the rotating speed of each power shaft and the feeding amount of each shaft according to the diameter of the required machining hole.
Step four: the assembling and locking unit is moved, after machining is started, the assembling and locking unit is moved to the position below the two drilling units through the transmission unit, the vertical drilling mechanism is used for drilling the top surface of the workpiece, and the horizontal drilling mechanism is used for drilling the two transverse side surfaces of the workpiece; and after the machining is finished, the assembling and locking unit returns to the zero position.
Step five: and (4) detecting by adopting a professional detection tool, measuring the mechanical sizes of the holes in multiple directions, and ensuring that the sizes meet the drilling requirements.
Further, in the third step, a power shaft of the horizontal drilling mechanism adopts a cylinder to control the feeding amount of drilling; the power shaft of the vertical drilling mechanism adopts a hydraulic mechanism to control the feeding amount, and meanwhile pecking processing is realized through a position sensor, namely after a certain distance is drilled, the power shaft is retracted a little and then drilling is carried out in the next round, and deep hole processing is realized through a plurality of gradual drilling modes.
The invention has the beneficial effects that:
(1) according to the invention, two times of multidirectional multi-hole processing of the workpiece is realized through the two drilling units, the hole spacing size of the two drilling units is not limited, and the multi-hole processing with the hole spacing smaller than 18mm in multiple directions can be completed through one-time clamping of the workpiece and one-time hole position setting of each drilling unit.
(2) According to the invention, the assembling and locking unit for positioning the workpiece is connected with the two drilling units through the organ cover, when the assembling and locking unit reciprocates, the organ cover can stretch along with the movement of the assembling and locking unit, so that the upper surface of the workbench is always in a closed state, and drilling debris or dust is prevented from falling into the workbench, and the normal operation of parts in the workbench is prevented from being influenced.
(3) The invention has adjustable parameters and strong adaptability. Porous machining with different hole pitches can be realized by replacing the multi-axis device, and machining with different hole diameters can be realized by controlling and adjusting the rotating speed and the feeding amount of the power shaft through the numerical control system.
(4) The invention has high processing precision. The three directions are processed simultaneously, and the spatial position dimension processing precision of the hole system is high; and the numerical control system is adopted to control the repeated positioning to have high precision.
(5) The pecking type drilling mode is adopted for drilling, compared with one-time drilling, the pecking type drilling machine has the advantages that the ratio of the hole depth to the hole diameter of the drilled hole is increased, and the pecking type drilling machine can be used for deep hole machining.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the die-casting machine frame double-station multidirectional drilling device of the invention with a workpiece at a first station (a power shaft in the vertical drilling mechanism is not shown);
FIG. 2 is a top view of the die-casting machine frame double-station multidirectional drilling device with the workpiece in the zero position (the power shaft in the vertical drilling mechanism is not shown);
FIG. 3 is an enlarged view at A in FIG. 1;
FIG. 4 is a front view (including a partial cutaway) of the die-cast enclosure frame dual-station multidirectional drilling apparatus with the workpiece in station one of the present invention;
FIG. 5 is a schematic view (viewed longitudinally) of the vertical drilling mechanism of the present invention showing the positional relationship between the vertical drill bit and the first guide plate;
fig. 6 is a perspective view (with partial enlargement) of the assembled locking unit of the present invention.
In the figure, 1, a workbench, 2, an assembly locking unit, 201, a positioning plate, 202, a limiting block, 203, a second guide plate, 204, a second guide hole, 205, a positioning block, 206, a lateral pressing cylinder, 207, a rotary pressing cylinder, 3, a drilling unit, 301, a vertical drilling mechanism, 3011, a vertical drill bit, 3012, a first guide plate, 3013, a first guide hole, 302, a horizontal drilling mechanism, 3021, a horizontal drill bit, 303, a power shaft, 304, a multi-axis device, 4, a transmission unit, 401, a motor, 402, a coupler, 403, a ball screw, 404, a screw nut, 5, an organ cover, 6 and a hydraulic mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In an embodiment of the invention, as shown in fig. 1-3, a die-casting chassis frame double-station multidirectional drilling device comprises a workbench 1, wherein the height of the workbench 1 is suitable for a technician to stand for working, and a cable component is placed inside the workbench 1; the assembling and locking device comprises an assembling and locking unit 2, wherein the assembling and locking unit 2 is arranged above a workbench 1, the assembling and locking unit 2 comprises a positioning plate 201 for placing a workpiece, and a positioning assembly and a locking assembly which are suitable for fixing the workpiece, and the assembling and locking unit 2 is used for fixing the workpiece and driving the workpiece to move directionally.
And the transmission unit 4 is connected with the positioning plate 201 and drives the assembling and locking unit 2 to reciprocate between the two drilling units 3, namely, the workpiece reciprocates between two stations. The transmission unit 4 is arranged in the workbench 1 below the organ cover 5.
As shown in fig. 4, the transmission unit 4 includes, but is not limited to, the following transmission modes: the transmission unit 4 comprises a motor 401, a coupler 402 and a ball screw 403 assembly, the ball screw 403 assembly comprises a ball screw 403 and a screw nut 404, a ball structure in the ball screw 403 is not shown in fig. 4, the ball screw 403 is the prior art, the detailed structure is not described herein, the ball screw 403 is erected in the middle of the workbench 1 and is rotatably connected with the inner side walls of the two ends of the workbench 1, the screw nut 404 is sleeved on the ball screw 403, the screw nut 404 is fixed with the positioning plate 201, the output end of the motor 401 is connected with the input end of the coupler 402, the output end of the coupler 402 is connected with the input end of the ball screw 403, the motor 401 drives the ball screw 403 to rotate, because the positioning plate 201 is placed on the workbench 1, the positioning plate 201 cannot rotate under the restriction of the workbench 1, and therefore, the screw nut 404 is also circumferentially fixed therewith, thereby realizing the relative rotation of the ball screw 403 and, meanwhile, the ball screw 403 is axially fixed, so that the screw nut 404 axially moves relative to the ball screw 403, thereby driving the positioning plate 201 to linearly reciprocate, i.e., driving the workpiece to reciprocate between two stations.
As shown in fig. 2, each of the vertical drilling mechanism 301 and the horizontal drilling mechanism 302 includes a power shaft 303 and a multi-axis device 304 connected to the power shaft 303, in order to simplify the structure, the structure of the power shaft 303 of the vertical drilling mechanism 301 is not shown in the drawing of the present invention, and it is common knowledge of those skilled in the art to connect the power shaft 303 and the multi-axis device 304, so that those skilled in the art can completely implement the description according to the description, the power shafts 303 are all controlled by a numerical control system, three directions are processed simultaneously by the three power shafts 303, and the control by the numerical control system has high repeated positioning accuracy. The multi-axis tool 304 is a conventional tool, the multi-axis tool 304 may have a guide plate, or may not have a guide plate, the power shaft 303 may be driven by hydraulic pressure, electrically driven, or pneumatically, in this embodiment, the power shaft 303 in the vertical drilling mechanism 301 uses the hydraulic pressure mechanism 6 to control the drilling feeding amount, the multi-axis tool 304 is a square multi-axis tool 304, as shown in fig. 5, a plurality of vertical drills 3011 are arranged on the multi-axis tool 304 in an array, the multi-axis tool 304 further has a first guide plate 3012 located below the vertical drills 3011, a plurality of first guide holes 3013 corresponding to the vertical drills 3011 are provided on the first guide plate 3012, the vertical drills 3011 are guided to avoid the vertical drills 3011 from being tilted during drilling, the power shaft 303 of the horizontal drilling mechanism 302 uses an air cylinder to drive, the feeding amount of drilling is accurately controlled by a damper, two horizontal drills 3021 are provided on the multi-axis tool 304, as shown in fig. 6, a second guide plate 201 corresponding to the multi-axis tool 304 of the horizontal drilling, two second guide holes 204 corresponding to the horizontal drill 3021 are formed in each second guide plate 203, during drilling, the horizontal drill 3021 passes through the second guide holes 204 to support the middle of the horizontal drill 3021, preferably, a limiting block 202 is disposed at each of four top corners of the positioning plate 201 to limit the height of the first guide plate 3012, and the first guide plate 3012 is prevented from colliding with the surface of a workpiece.
In another embodiment of the present invention, as shown in fig. 5, the positioning assembly includes a plurality of positioning blocks 205 fixed on the top of the positioning plate 201 and adapted to abut against the side walls of the workpiece, the positioning blocks 205 may be disposed on the inner side of the workpiece or on the outer side of the workpiece, the positions of the positioning blocks 205 on the positioning plate 201 are distributed according to the specific shape of the workpiece, preferably one or more positioning blocks 205 are disposed on each side of the workpiece, and the workpiece is directly clamped between the positioning blocks 205.
Since the workpiece may be subjected to a large torsion force during drilling, in order to avoid the workpiece from being displaced, as shown in fig. 5, it is preferable that the locking assembly includes a lateral pressing cylinder 206 adapted to horizontally press the workpiece and a rotational pressing cylinder 207 adapted to vertically press the workpiece, where the lateral pressing cylinder 206 is a linear pushing cylinder, and both the lateral pressing cylinder 206 and the rotational pressing cylinder 207 are in the prior art, in a specific embodiment of the present invention, two lateral pressing cylinders 206 and two rotational pressing cylinders 207 are symmetrically arranged, and the axes of symmetry of the lateral pressing cylinder 206 and the rotational pressing cylinder 207 are perpendicular to each other, the lateral pressing cylinder 206 and the positioning block 205 cooperate to fix the horizontal position of the workpiece, and the rotational pressing cylinder 207 and the positioning block 201 cooperate to fix the vertical position of the workpiece.
The invention also provides a die-casting case frame double-station multidirectional drilling method, which is based on the die-casting case frame double-station multidirectional drilling device and comprises the following steps:
the method comprises the following steps: programming, and carrying out numerical control programming according to the drilling requirement of the workpiece.
Step two: and clamping the workpiece, namely positioning the workpiece on the positioning plate 201 through the positioning component and locking the workpiece through the locking component.
Step three: and adjusting the machining parameters, and setting the rotating speed of each power shaft 303 and the feeding amount of each shaft according to the diameter of the required machining hole.
Step four: the movement of the assembly locking unit 2 accurately conveys the workpiece to the first station through the transmission of the ball screw 403, the screw nut 404 and the motor 401. The numerical control system controls the power shaft 303 of the station in one three directions to process; a power shaft 303 on the horizontal drilling mechanism 302 adopts a damper to accurately control the feeding amount of drilling; the power shaft 303 on the vertical drilling mechanism 301 adopts the hydraulic mechanism 6 to accurately control the feeding amount, the feeding amount is about 170mm/rev to 254mm/rev, meanwhile, the pecking processing is realized through a position sensor, the processing time is 4mm to 6mm, the drill bit main shaft is retracted by 2mm, and the operation is circulated in such a way, so that the deep hole processing is realized. After the first station is finished, each power shaft 303 is retracted to the original position. Through the transmission of the ball screw 403, the screw nut 404 and the motor 401, the workpiece is accurately conveyed to the second station, deep hole machining is carried out on the second station in the same mode, after machining is completed, the assembling and locking unit 2 returns to the zero position, the locking assembly is loosened, and the part is taken out.
Step five: and (4) detecting by adopting a professional detection tool, measuring the mechanical sizes of the holes in multiple directions, and ensuring that the sizes meet the drilling requirements.
In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. A die-casting machine case frame double-station multidirectional drilling device is characterized by comprising:
a table (1);
the assembling and locking unit (2), the assembling and locking unit (2) is arranged above the workbench (1), and the assembling and locking unit (2) comprises a positioning plate (201) for placing a workpiece, and a positioning assembly and a locking assembly which are suitable for fixing the workpiece;
the drilling units (3) are fixed on the workbench (1), and the two drilling units (3) are respectively connected to the two longitudinal sides of the assembling and locking unit (2) through organ covers (5); each drilling unit (3) comprises a vertical drilling mechanism (301) adapted to drill a top portion of the workpiece and a horizontal drilling mechanism (302) adapted to drill a lateral side surface of the workpiece;
the transmission unit (4) is connected with the positioning plate (201) and drives the assembling and locking unit (2) to reciprocate between the two drilling units (3); the transmission unit (4) comprises a motor (401), a coupler (402) and a ball screw (403) assembly, the ball screw (403) assembly comprises a ball screw (403) and a screw nut (404), the ball screw (403) is erected in the middle of the workbench (1), the screw nut (404) is sleeved on the ball screw (403), the screw nut (404) is fixed with the positioning plate (201), the output end of the motor (401) is connected with the input end of the coupler (402), and the output end of the coupler (402) is connected with the input end of the ball screw (403);
the positioning assembly comprises a plurality of positioning blocks (205) which are fixed at the top of the positioning plate (201) and are suitable for abutting against the side wall of the workpiece;
the locking assembly comprises a lateral pressing cylinder (206) suitable for horizontally pressing the workpiece and a rotary pressing cylinder (207) suitable for vertically pressing the workpiece;
the lateral pressing air cylinder (206) and the rotary pressing air cylinder (207) are symmetrically arranged in two numbers, and the symmetry axes of the lateral pressing air cylinder (206) and the rotary pressing air cylinder (207) are perpendicular to each other; the multi-axis device (304) of the vertical drilling mechanism (301) is provided with a plurality of vertical drill bits (3011) and a first guide plate (3012) located below the vertical drill bits (3011), and a plurality of first guide holes (3013) corresponding to the vertical drill bits (3011) are formed in the first guide plate (3012).
2. The die-cast chassis frame two-station multidirectional drilling device of claim 1, wherein: every in drilling unit (3) vertical drilling mechanism (301) is provided with one, horizontal drilling mechanism (302) symmetry sets up two, vertical drilling mechanism (301) with horizontal drilling mechanism (302) all contain power shaft (303) and connect in multiaxis ware (304) on power shaft (303), power shaft (303) all are through numerical control system control.
3. The die-cast chassis frame two-station multi-directional drilling device of claim 2, wherein: the multi-axis device (304) of the horizontal drilling mechanism (302) is provided with a plurality of horizontal drill bits (3021), a second guide plate (203) corresponding to the multi-axis device (304) of the horizontal drilling mechanism (302) is arranged on the positioning plate (201), and a plurality of second guide holes (204) corresponding to the horizontal drill bits (3021) are formed in the second guide plate (203).
4. A die casting chassis frame double-station multidirectional drilling method is based on the die casting chassis frame double-station multidirectional drilling device of any one of claims 1 to 3, and is characterized by comprising the following steps:
the method comprises the following steps: programming, namely performing numerical control programming according to the drilling requirement of the workpiece;
step two: clamping a workpiece, namely positioning the workpiece on the positioning plate (201) through the positioning assembly and locking the workpiece through a locking assembly;
step three: adjusting machining parameters, namely setting the rotating speed of each power shaft (303) and the feeding amount of each drill bit according to the diameter of a hole to be machined;
step four: the assembling and locking unit (2) is moved, after machining is started, the assembling and locking unit (2) is moved to the position below the two drilling units (3) through the transmission unit (4), the vertical drilling mechanism (301) is used for drilling the top surface of the workpiece, and the horizontal drilling mechanism (302) is used for drilling the two transverse side surfaces of the workpiece; after the machining is finished, the assembling and locking unit (2) returns to the zero position;
step five: and (4) detecting by adopting a professional detection tool, measuring the mechanical sizes of the holes in multiple directions, and ensuring that the sizes meet the drilling requirements.
5. The die-cast chassis frame double-station multidirectional drilling method of claim 4, wherein: in the third step, a power shaft (303) of the horizontal drilling mechanism (302) adopts an air cylinder to control the feeding amount of drilling; the power shaft (303) of the vertical drilling mechanism (301) adopts a hydraulic mechanism (6) to control the feeding amount, and meanwhile pecking processing is realized through a position sensor.
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| CN201910599219.0A CN110303176B (en) | 2019-07-01 | 2019-07-01 | Double-station multidirectional drilling device and method for die casting case frame |
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| CN113001109A (en) * | 2021-02-25 | 2021-06-22 | 滁州美业机械制造有限公司 | Production process of middle partition plate for refrigerator compressor |
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| CN202556064U (en) * | 2012-05-07 | 2012-11-28 | 吕杭云 | Drilling and tapping integrated machine of gantry |
| CN103143746A (en) * | 2013-03-28 | 2013-06-12 | 惠亚科技（苏州）有限公司 | Full-automatic drilling machine |
| WO2015084934A2 (en) * | 2013-12-04 | 2015-06-11 | Microlution Inc. | Multi-station laser machine |
| CN106271643A (en) * | 2014-07-06 | 2017-01-04 | 温州贝腾特电气科技有限公司 | A kind of drilling-tapping machine that can promote working (machining) efficiency |
| CN204639190U (en) * | 2015-02-06 | 2015-09-16 | 温岭市顺隆机械有限公司 | Multistation automatic drilling machine |
| CN104786072A (en) * | 2015-04-09 | 2015-07-22 | 重庆民发汽车配件有限责任公司 | Flywheel central flange hole double-station drilling positioning tool |
| CN205496610U (en) * | 2016-04-07 | 2016-08-24 | 广东力丰机械制造有限公司 | Two -sided four -axis boring car duplex position combined machine tool |
| CN106735412B (en) * | 2017-01-19 | 2019-03-01 | 山东金博利达精密机械有限公司 | The polyaxial multistation automatic drill hole milling assembly line of profile and its processing method |
| CN208628884U (en) * | 2018-08-31 | 2019-03-22 | 江苏众利达自动化设备有限公司 | Biaxially, two stations, self-centering boring machine |
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