CN111590100A - Automatic milling equipment and application method thereof - Google Patents
Automatic milling equipment and application method thereof Download PDFInfo
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- CN111590100A CN111590100A CN202010448574.0A CN202010448574A CN111590100A CN 111590100 A CN111590100 A CN 111590100A CN 202010448574 A CN202010448574 A CN 202010448574A CN 111590100 A CN111590100 A CN 111590100A
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- 238000003801 milling Methods 0.000 title claims abstract description 160
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 24
- 239000002699 waste material Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000006698 induction Effects 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0067—Devices for removing chips chip containers located under a machine or under a chip conveyor
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses automatic milling equipment and an application method thereof, wherein the automatic milling equipment comprises a supporting and positioning unit, a clamping unit, a lifting unit and a milling unit, and is controlled and driven by an electric control unit; a workpiece to be processed is placed on the supporting and positioning unit and is clamped through the clamping unit; the lifting unit is connected with the milling unit through a lifting ball screw system, and the milling unit is lifted to one side of the workpiece to be processed through the lifting unit to perform milling. According to the automatic milling equipment, the milling unit, the lifting unit, the clamping unit, the supporting and positioning unit and other units are respectively connected with the electric control system, the milling work of a workpiece to be processed is automatically realized through intelligent management and control, and after the milling is finished, the milling stops working and is reset to the original position, so that the safe operation of personnel is ensured.
Description
Technical Field
The invention belongs to the field of casting mechanical equipment, and particularly relates to automatic milling equipment and an application method thereof.
Background
At present, a workpiece to be processed is fixed and then is milled, generally, the workpiece is placed on a supporting block and is fixed by adopting a pneumatic clamp clamping mode all around, and the periphery of the workpiece is inconvenient to process by adopting the fixing mode; and whether the workpiece is inclined or not cannot be detected, so that the precision of the machined workpiece is low, the rejection rate is high, the cost is wasted, and the construction period is also wasted.
When a factory carries out milling operation at present, the operation steps are as follows: firstly, placing a product on a milling machine; then, manually pressing a start button, and starting milling machining operation by the milling machine; and finally, after the milling operation is finished, manually taking out the product from the milling machine, and then carrying out the next packing operation.
Because the milling operation needs a high-strength and high-precision working state, and the product needs to be manually put in and taken out, if the milling machine does not have an automatic reduction reset stop after milling, the working danger of the operator when putting in the next workpiece is increased; and when different milling angles need to be adjusted, one milling machine cannot meet the requirements, so that the production cost is increased by purchasing a plurality of milling machines.
Disclosure of Invention
The invention aims to solve the problem of workpiece vibration caused by stress during milling, and realize milling processing of a workpiece in a fixed position state, thereby improving the processing precision.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic milling device comprises a supporting and positioning unit, a clamping unit, a lifting unit and a milling unit, and is controlled and driven by an electric control unit; a workpiece to be processed is placed on the supporting and positioning unit and is clamped through the clamping unit; the lifting unit is connected with the milling unit through a lifting ball screw system, and the milling unit is lifted to one side of the workpiece to be processed through the lifting unit to perform milling.
Preferably, the clamping unit comprises a tool expansion sleeve with a stretchable structure and at least three groups of triangular jaw systems; the supporting and positioning unit comprises a supporting block, at least three groups of raised expansion blocks are arranged at the center of the supporting block, and at least one positioning pin is arranged on each group of expansion blocks; the three groups of expansion blocks are arranged in a dispersed mode with the circle center of the supporting and positioning unit, the top of the tool expansion sleeve is surrounded into an open structure, the top of the tool expansion sleeve is sleeved on the opening, the bottom of the tool expansion sleeve is connected with three groups of stretched triangular clamping jaw systems, intervals are arranged between the expansion blocks, and the triangular clamping jaw systems are arranged between the intervals.
Preferably, the triangular jaw system comprises a high-precision slide rail and a cavity body; the die cavity body is internally provided with a high-precision slide rail, the die cavity body is arranged at the bottoms of the two groups of extension blocks, and the high-precision slide rail in the die cavity body is arranged between the intervals of the two groups of extension blocks and connected with the tool expansion sleeve.
Preferably, one side of the supporting and positioning unit is provided with an inclination preventing unit, the inclination preventing unit comprises at least one group of pneumatic position sensors in signal connection with the electric control unit and a detection air pipe arranged on a supporting block of the supporting and positioning unit, the detection air pipe detects whether the workpiece is in place or not and whether the workpiece is inclined or not, and signals of the pneumatic position sensors are transmitted to the electric control unit.
Preferably, the sensor further comprises an origin reset unit, wherein the origin reset unit comprises an origin metal induction sheet and a U-shaped sensor; the U-shaped sensor is installed on the lifting unit, the original point metal induction sheet is installed on the milling unit, and the U-shaped sensor is connected with the electric control unit through signals.
Preferably, the bottom of the lifting unit is provided with a position adjusting unit, and the adjustment of the transverse X axis and the longitudinal Y axis is realized through the position adjusting unit.
Preferably, the position adjusting unit comprises a base, and the top of the base is connected with a lifting unit; the position adjusting unit comprises a transverse X-axis adjusting plate and a longitudinal Y-axis adjusting plate; the base is sequentially provided with a longitudinal Y-axis adjusting plate and a transverse X-axis adjusting plate from bottom to top, and the lifting unit is fixed on the transverse X-axis adjusting plate; horizontal X axle adjusting plate piece, vertical Y axle adjusting plate piece all include adjusting shim plate and lead screw guiding mechanism, adjusting shim plate connects lead screw guiding mechanism, through the shift position of rotatory lead screw adjustment adjusting shim plate.
Preferably, both sides of the clamping unit are respectively provided with a scrap collecting unit, and the scrap collecting unit comprises a protective cover, a connecting block, an air cylinder, a sliding rail and a waste box; two sides of the clamping unit are respectively provided with a group of sliding rails, each group of sliding rails is provided with a protective cover through a connecting block, each protective cover comprises square boxes which are symmetrical left and right, and the connecting blocks are connected with the cylinders; and a waste material box is arranged below the protective cover and communicated with the protective cover for recovering waste materials.
The invention also provides an application method of the automatic milling equipment, which comprises the following steps:
s1: according to the abrasion condition of the milling cutter, the position adjusting unit controls the positions of the transverse X axis and the longitudinal Y axis of the milling cutter through adjusting the screw rod;
s2: after the equipment is started, the milling cutter is positioned at a set original point position by using an original point reset unit;
s3: after the equipment is reset, a workpiece to be processed is placed into the supporting and positioning unit, and the supporting plane and the positioning pin ensure that the milling position of a product is accurate and unique;
s4: a starting deflector rod connected with the starting key at one side of the poking device and a placement and inclination prevention unit arranged at one side of the supporting and positioning unit start to detect to ensure that the workpiece to be processed is completely contacted with the supporting block; after the product is accurately placed, the clamping unit tightly tensions the product through the tool expansion sleeve, so that the product is prevented from vibrating due to stress during milling;
s5: the lifting unit is fixed on the position adjusting unit, starts to move from bottom to top, reaches a preset position for milling, and ensures that two positions of a product can be processed; the milling unit is fixed on the lifting unit, and when the lifting unit drives the lifting unit to move from bottom to top, the high-speed rotary milling cutter in the milling unit mills the product;
meanwhile, the chip collecting box unit is driven by the air cylinder to enter a closed state from an open state, so that chips during milling are prevented from splashing around to hurt operators, and meanwhile, the chips can be effectively collected and are convenient to clean;
s6: after milling is finished, the milling machine moves downwards from the overhead load until the equipment is restored to the original position, meanwhile, the door of the chip collecting unit is opened, and product processing is finished.
According to the automatic milling equipment, the milling unit, the lifting unit, the clamping unit, the supporting and positioning unit and other units are respectively connected with the electric control system, the milling work of a workpiece to be processed is automatically realized through intelligent management and control, and after the milling is finished, the milling stops working and is reset to the original position, so that the safe operation of personnel is ensured.
Drawings
FIG. 1 is a schematic view of a product milled in an automatic milling apparatus according to the present invention;
FIG. 2 is a schematic view of an automatic milling apparatus according to the present invention;
fig. 3 is a schematic structural diagram of an origin resetting unit in an automatic milling apparatus according to the present invention;
fig. 4 is a schematic structural diagram of a supporting and positioning unit in an automatic milling device provided by the present invention;
fig. 5 is a schematic structural diagram of an anti-tilting unit in an automatic milling device according to the present invention;
fig. 6 is a schematic structural diagram of a clamping unit in an automatic milling device provided by the invention;
fig. 7 is a schematic structural diagram of a debris collecting unit in an automatic milling device provided by the invention;
fig. 8 is a schematic structural diagram of a lifting unit in an automatic milling device provided by the present invention;
fig. 9 is a schematic structural diagram of a milling unit in an automatic milling device according to the present invention;
fig. 10 is a schematic structural diagram of a position adjusting unit in an automatic milling device according to the present invention.
The numbers in the figure are as follows:
1. an origin reset unit; 1.1, an original point metal induction sheet; 1.2, a U-shaped sensor;
2. a supporting and positioning unit; 2.1, supporting blocks; 2.2.1, fine positioning pins;
2.2.2, coarse positioning pins;
3. a placement inclination prevention unit; 3.1, a pneumatic position sensor; 3.2, assembling plates; 3.3, detecting an air pipe;
4. a clamping unit; 4.1, expanding a tool sleeve; 4.2.1, high-precision slide rail; 4.2.2, a cavity body; 4.2.3, a detection sensor;
5. a debris collection unit; 5.1, a protective cover; 5.2, connecting blocks; 5.3, a cylinder; 5.4, a slide rail; 5.5, a waste box;
6. a lifting unit; 6.1, lifting a servo motor; 6.2.1, a screw rod bearing; 6.2.2, fixing blocks of screw rod bearings; 6.2.3, ball screw; 6.2.4, lifting coupling; 6.3, limit sensor; 6.4, a lifting unit fixing seat;
7. a milling unit; 7.1, milling a motor; 7.2, milling the coupler; 7.3, milling a bearing seat; 7.4, milling a chuck; 7.5, milling cutter; 7.6, milling the unit fixing block; 7.7, milling a sliding rail;
8. a position adjustment unit; 8.1, adjusting a base plate in the transverse X axis; 8.1.2, a guide block; 8.1.3, a screw rod; 8.1.4, fixing blocks; 8.2, adjusting the base plate along the longitudinal Y axis;
9. a human-computer interaction unit 10 and an electric control unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1, a workpiece to be processed used in the apparatus of the present invention;
as shown in fig. 2, the automatic milling device comprises a supporting and positioning unit 2, a clamping unit 4, a lifting unit 6 and a milling unit 7, and is driven by an electric control unit 10; a workpiece to be processed is placed on the supporting and positioning unit 2 and is clamped through the clamping unit 4; the lifting unit 6 is connected with the milling unit 7 through a lifting ball screw system, and the milling unit 7 is lifted to one side of the workpiece to be machined through the lifting unit 6 for milling.
As shown in fig. 6, the clamping unit 4 is a clamping unit 4, and the clamping unit 4 comprises a tool expansion sleeve 4.1 with a stretchable structure and three groups of triangular jaw systems; as shown in fig. 4, the supporting and positioning unit 2 includes a supporting block 2.1, and the supporting block 2.1 is made of a heat treatment material to prevent the supporting block 2.1 from being worn due to contact with a product; three groups of protruding extension blocks (the number of the triangular clamping jaw systems is corresponding to that of the extension blocks) are arranged at the center of the supporting block 2.1, at least one positioning pin is arranged on each group of extension blocks, the positioning pins are divided into a thin positioning pin 2.2.1 and a thick positioning pin 2.2.2 according to the diameter of a product hole, and the positioning pins are made into a conical shape so as to be convenient for placing products; the three groups of expansion blocks are arranged in a dispersed manner by using the circle centers of the supporting and positioning units, the tops of the three groups of expansion blocks enclose a circular opening, the top of the tool expansion sleeve 4.1 is sleeved on the circular opening in a penetrating manner, the bottom of the tool expansion sleeve 4.1 with a stretchable structure is respectively connected with three groups of triangular clamping jaw systems, and a space is formed between two adjacent groups of expansion blocks;
the triangular jaw system comprises a high-precision slide rail 4.2.1, a cavity body 4.2.2 and a detection sensor 4.2.3; a high-precision slide rail 4.2.1 is arranged in the cavity body 4.2.2, the cavity body 4.2.2 is arranged at the bottom of the two groups of expansion blocks, and the high-precision slide rail 4.2.1 in the cavity body 4.2.2 is arranged between the two groups of expansion blocks and is connected with a tool expansion sleeve 4.1; the die cavity body 4.2.2 is a pneumatic element, the high-precision slide rail 4.2.1 is driven to move through the air pressure change in the die cavity, the movement distance of a stretching structure on the tool expansion sleeve 4.1 is consistent after the tool expansion sleeve 4.1 locked on the high-precision slide rail 4.2.1 is opened, and the center of a clamped workpiece is concentric with the set position of equipment; the detection sensor 4.2.3 is arranged below the high-precision slide rail 4.2.1, and the detection sensor 4.2.3 is used for detecting whether the high-precision slide rail 4.2.1 is in place or not, sending a signal of in place to an electric control unit of the electric control unit, carrying out the next action, and effectively preventing the phenomenon that the expansion sleeve is not in place driven by the high-precision slide rail to cause unstable tensioning of a product.
An anti-placing and inclining unit 3 is arranged on one side of the supporting and positioning unit 2, as shown in fig. 5, the anti-placing and inclining unit comprises at least three groups of pneumatic position sensors 3.1 which are in signal connection with the electric control unit and detection air pipes 3.3 which are arranged on supporting blocks 2.1 of the supporting and positioning unit, whether a workpiece is in place or not and whether the workpiece is placed and inclined are detected through the detection air pipes 3.3, and signals are transmitted to the electric control unit through the pneumatic position sensors 3.1; the pneumatic position sensor 3.1 is mounted on the front side of the support and positioning unit via a mounting plate 3.2.
As shown in fig. 8 and 9, the lifting unit 6 and the milling unit 7 are provided, and the lifting unit 6 is connected with the milling unit 7 through a lifting ball screw system; the device also comprises an origin resetting unit 1, as shown in fig. 3, the origin resetting unit 1 comprises an origin metal induction sheet 1.1 and a U-shaped sensor 1.2; the U-shaped sensor 1.2 is arranged on the lifting unit 6, the origin metal induction sheet 1.1 is arranged on the milling unit 7, and the U-shaped sensor 1.2 is connected with the electric control unit through signals; when the U-shaped sensor 1.2 senses an original point metal sensing piece 1.1 on the milling unit 7, the electric control unit controls the lifting unit 6 to stop working, and the original point position of the milling cutter is defined as the position of the original point; when the milling operation is performed once, the lifting unit 6 drives the milling unit 7 to move downwards, and when the U-shaped sensor 1.2 on the lifting unit 6 senses the original point metal sensing sheet 1.1 on the milling unit 7, the milling cutter can reset to the original point position;
the lifting unit 6 comprises a lifting unit fixing seat 6.4, the top of the lifting unit fixing seat 6.4 is fixedly connected with a lifting servo motor 6.1, the lifting servo motor 6.1 is connected with a lifting ball screw system, and the lifting ball screw system is connected with a milling unit in a lifting manner; by utilizing the characteristic that the movement speed of the servo motor can be adjusted, the ascending speed is reduced under the condition of large stress during milling, the movement speed is increased under no-load condition, and the production and processing efficiency is improved by applying different speeds;
the lifting ball screw system comprises a screw shaft bearing 6.2.1, a screw shaft bearing fixing block 6.2.2, a ball screw 6.2.3 and a lifting coupler 6.2.4; the lifting servo motor 6.1 is connected with a ball screw 6.2.3 through a lifting coupler 6.2.4; two ends of the ball screw 6.2.3 are respectively connected with a screw bearing fixing block 6.2.2 in a penetrating and sleeving manner, a screw bearing 6.2.1 is sleeved on the ball screw 6.2.3 in the screw bearing fixing block 6.2.2, and a screw bearing 6.2.1 is arranged on the upper and lower screw bearing fixing blocks, so that the ball screw can rotate; the ball screw 6.2.3 can convert the rotation of the servo motor into linear motion, and the characteristics of high precision, reversibility and high efficiency are utilized to meet the actual processing and use requirements;
the milling unit comprises a milling motor 7.1, a milling coupler 7.2, a milling bearing seat 7.3, a milling chuck 7.4, a milling cutter 7.5 and a milling unit fixing block 7.6; the milling motor 7.1 is connected with a milling chuck 7.4 of the milling cutter 7.5 through a milling coupler 7.2, the milling chuck 7.4 is sleeved on a milling bearing seat 7.3 in a penetrating manner, and the milling bearing seat 7.3 is connected with a lifting ball screw system through a milling unit fixing block 7.6.
Furthermore, one side of the lifting ball screw system is provided with a milling slide rail 7.7, the milling slide rail 7.7 is connected with the milling unit through a connecting block, and the milling slide rail 7.7 is used for guiding the milling unit to move.
Further, the upper end and the lower end of the milling slide rail 7.7 are respectively provided with a limit sensor 6.3, the limit sensors 6.3 are used for preventing the ball screw 6.2.3 from driving the milling unit to exceed a set sliding range, and the abnormal motion of the equipment can be timely monitored and blocked.
Further, as shown in fig. 10, a position adjusting unit 8 is installed at the bottom of the lifting unit fixing seat 6.4, and the adjustment of the transverse X axis and the longitudinal Y axis is realized through the position adjusting unit 8; the position adjusting unit 8 comprises a transverse X-axis adjusting base plate 8.1 and a Y-axis adjusting base plate 8.2; the base is sequentially provided with a longitudinal Y-axis adjusting base plate 8.2 and a transverse X-axis adjusting base plate 8.1 from bottom to top, and the lifting unit 1 is fixed on the transverse X-axis adjusting base plate 8.1; the transverse X-axis adjusting base plate 8.1 and the longitudinal Y-axis adjusting base plate 8.2 are both connected with a screw rod adjusting mechanism, and the moving positions of the adjusting base plates are adjusted by rotating the screw rods;
the screw rod adjusting mechanism comprises a screw rod 8.1.3 and a fixed block 8.1.4, and one end of the screw rod 8.1.3 is threaded on the fixed block 8.1.4; the adjusting base plate comprises an X-axis adjusting base plate 8.1 and a Y-axis adjusting base plate 8.2;
the fixing block 8.1.4 corresponding to the transverse X-axis adjusting cushion plate is fixed on the longitudinal Y-axis adjusting cushion plate, one end of the screw rod 8.1.3 is locked at one side of the X-axis adjusting cushion plate 8.1, the other end of the screw rod 8.1.3 is threaded on the fixing block 8.1.4, and the screw rod 8.1.3 on the fixing block 8.1.4 is screwed to drive the X-axis adjusting cushion plate 8.1 to move along the X-axis direction; vertical Y axle adjusting shim plate 8.2 corresponds fixed block 8.1.4 fixes on the base, the one end locking of lead screw 5.1.3 is in one side of Y axle adjusting shim plate 8.2, the other end screw thread of lead screw 8.1.3 is worn to establish on fixed block 8.1.4, through twisting the lead screw 8.1.3 on the fixed block 8.1.4 soon, drives Y axle adjusting shim plate 8.2 and removes along Y axle direction (vertical Y axle adjusting shim plate 8.2's regulative mode is the same with horizontal X axle adjusting shim plate, realizes vertical Y axle adjusting shim plate 8.2 and removes along Y axle direction.)
Further, a group of guide blocks 8.1.2 are respectively arranged on two sides of the X-axis adjusting base plate 8.1 and the Y-axis adjusting base plate 8.2, and the guide blocks 8.1.2 are used for guiding the direction of the X-axis adjusting base plate 8.1 during moving.
Furthermore, waist-shaped holes are formed in the X-axis adjusting base plate 5.1.1 and the Y-axis adjusting base plate 5.2, and bolts are arranged in the waist-shaped holes in a penetrating mode to fix the position of the adjusting base plate.
Further, as shown in fig. 7, two sides of the clamping unit 4 are respectively provided with a debris collecting unit 5, and the debris collecting unit 5 comprises a protective cover 5.1, a connecting block 5.2, a cylinder 5.3, a slide rail 5.4 and a waste material box 5.5; two sides of the clamping unit 4 are respectively provided with a group of sliding rails 5.4, a protective cover 5.1 is arranged on each group of sliding rails 5.4 through a connecting block 5.2, the protective cover 5.1 comprises square boxes which are symmetrical left and right, and the connecting block 5.2 is connected with a cylinder 5.3; a waste material box 5.5 is arranged below the protective cover 5.1, and the waste material box 5.5 is communicated with the protective cover 5.1 and used for recovering waste materials; after the driving lever is started, the air cylinder is closed by driving the protective cover locked on the connecting block, splashed waste chips are blocked into the waste material box by the protective cover in the milling process, and after milling is completed, the air cylinder drives the protective cover to be opened. The protective cover 5.1 is locked on the connecting block, the protective cover 5.1 is divided into square boxes which are symmetrical left and right, the upper part of the square boxes is designed into a visual plate, so that an operator can monitor abnormal conditions during processing, and the protective cover can effectively prevent scrap iron from splashing; the connecting block 5.2 is connected with the protective cover and the air cylinder and is connected with the sliding rail; the air cylinder 5.3 is fixed on the working platform and drives the connecting block to move left and right; the sliding rail 5.4 is locked on the working platform and is locked with the connecting block, so that the stable motion can be ensured; the waste material box 5.5 is placed at the bottom of the protective box, and waste scraps cut off by milling can be recovered.
The invention discloses an application method of automatic milling equipment, which comprises the following steps:
s1: according to the abrasion condition of the milling cutter, the position adjusting unit 8 controls the positions of the transverse X axis and the longitudinal Y axis of the milling cutter through adjusting a screw rod;
s2: after the equipment is started, the milling cutter is positioned at a set original point position by using the original point resetting unit 1;
s4: after the equipment is reset, a workpiece to be processed is placed into the supporting and positioning unit 2, and the supporting plane and the positioning pin ensure that the milling position of a product is accurate and unique;
s5: a starting deflector rod connected with an opening key at one side of the poking device starts to detect by an anti-placing and inclining unit 3 arranged at one side of the supporting and positioning unit 2, so as to ensure that the workpiece to be processed is completely contacted with the supporting block 2.1; after the product is accurately placed, the clamping unit 4 tightly tensions the product through the tool expansion sleeve 4.1, so that the product is prevented from vibrating due to stress during milling;
s6: the lifting unit 6 is fixed on the position adjusting unit 8, starts to move from bottom to top, reaches a preset position for milling, and ensures that two positions of a product can be processed; the milling unit 7 is fixed on the lifting unit, and when the lifting unit drives the lifting unit to move from bottom to top, a high-speed rotary milling cutter in the milling unit mills the product;
meanwhile, the chip collecting box unit 5 is driven by the air cylinder to enter a closed state from an open state, so that chips during milling are prevented from splashing around to hurt operators, and meanwhile, the chips can be effectively collected and are convenient to clean;
s7: after milling is finished, the milling machine moves downwards from the overhead load until the equipment is restored to the original position, meanwhile, the door of the chip collecting unit is opened, and product processing is finished.
The invention also installs the man-machine interaction unit 9 connected with the electric control unit, the life of the milling cutter is set through the man-machine interaction unit 9, when the set value is reached, the equipment screen can prompt that the milling cutter needs to be replaced, thereby avoiding that the processing quality of the product is not affected because the milling cutter is worn and not replaced; the electric control unit 10 is a control system of the equipment, and controls each operation of the equipment to operate normally by receiving and sending a signal.
According to the automatic milling equipment, the milling unit, the lifting unit, the clamping unit, the supporting and positioning unit and other units are respectively connected with the electric control system, the milling work of a workpiece to be processed is automatically realized through intelligent management and control, and after the milling is finished, the milling stops working and is reset to the original position, so that the safe operation of personnel is ensured.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The automatic milling equipment is characterized by comprising a supporting and positioning unit (2), a clamping unit (4), a lifting unit (6) and a milling unit (7), wherein the electric control unit (10) is used for controlling and driving the milling unit; a workpiece to be processed is placed on the supporting and positioning unit (2) and is clamped through the clamping unit (4); the lifting unit (6) is connected with the milling unit (7) through a lifting ball screw system, and the milling unit (7) is lifted to one side of the workpiece to be machined through the lifting unit (6) for milling.
2. An automatic milling apparatus according to claim 1, characterized in that the clamping unit (4) comprises a tool expansion sleeve (4.1) of stretchable construction and at least three sets of triangular jaw systems; the supporting and positioning unit (2) comprises a supporting block (2.1), at least three groups of raised expansion blocks are arranged at the center of the supporting block (2.1), and at least one positioning pin is arranged on each group of expansion blocks; the three groups of expansion blocks are dispersedly arranged with the circle center of the supporting and positioning unit (2) and the tops of the expansion blocks are enclosed into an open structure, the top of the tool expansion sleeve (4.1) is sleeved on the opening, the bottom of the tool expansion sleeve (4.1) is connected with three groups of stretching triangular clamping jaw systems, intervals are arranged between the expansion blocks, and the triangular clamping jaw systems are arranged between the intervals.
3. An automatic milling apparatus according to claim 2, characterized in that the triangular jaw system comprises a high precision slide (4.2.1) and a cavity body (4.2.2); the tool expanding device is characterized in that a high-precision slide rail (4.2.1) is arranged in the cavity body (4.2.2), the cavity body (4.2.2) is arranged at the bottom of the two groups of expanding blocks and the high-precision slide rail (4.2.1) in the cavity body (4.2.2) is arranged between the intervals of the two groups of expanding blocks and connected with the tool expanding sleeve (4.1).
4. The automatic milling equipment of claim 1, wherein one side of the supporting and positioning unit (2) is provided with a placement and inclination prevention unit (3), the placement and inclination prevention unit (3) comprises at least one group of pneumatic position sensors (3.1) in signal connection with an electric control unit and detection air pipes (3.3) arranged on supporting blocks (2.1) of the supporting and positioning unit (2), whether the workpiece is in place or not and whether the workpiece is placed and inclined or not is detected through the detection air pipes (3.3), and signals are transmitted to the electric control unit through the pneumatic position sensors (3.1).
5. An automatic milling apparatus according to claim 7, characterized in that it further comprises an origin reset unit (1), said origin reset unit (1) comprising an origin metal sensing piece (1.1) and a U-shaped sensor (1.2); u type sensor (1.2) are installed on lift unit (6), initial point metal response piece (1.1) is installed on milling unit (7), U type sensor (1.2) pass through signal connection electrical control unit.
6. An automatic milling equipment according to claim 1, characterized in that, the bottom of the lifting unit (6) is provided with a position adjusting unit (8), and the horizontal X-axis and the vertical Y-axis adjustment are realized through the position adjusting unit (8).
7. An automatic milling apparatus according to claim 1, characterized in that the position adjustment unit (8) comprises a base, the top of which is connected to a lifting unit (6); the position adjusting unit (8) comprises a transverse X-axis adjusting plate (8.1) and a longitudinal Y-axis adjusting plate (8.2); the base is sequentially provided with a longitudinal Y-axis adjusting plate (8.2) and a transverse X-axis adjusting plate (8.1) from bottom to top, and the lifting unit (6) is fixed on the transverse X-axis adjusting plate (8.1); horizontal X axle adjusting plate piece (8.1), vertical Y axle adjusting plate piece (8.2) all include adjusting plate and lead screw guiding mechanism, adjusting plate connects lead screw guiding mechanism, through the shift position of rotatory lead screw adjustment adjusting plate.
8. The automatic milling equipment according to claim 1, characterized in that the clamping unit (4) is provided with a debris collecting unit (5) on each side, the debris collecting unit (5) comprises a protective cover (5.1), a connecting block (5.2), a cylinder (5.3), a sliding rail (5.4) and a waste box (5.5); two sides of the clamping unit (4) are respectively provided with a group of sliding rails (5.4), each group of sliding rails (5.4) is provided with a protective cover (5.1) through a connecting block (5.2), the protective covers (5.1) comprise square boxes which are symmetrical left and right, and the connecting blocks (5.2) are connected with cylinders (5.3); waste material box (5.5) are arranged under the protective cover (5.1), and the waste material box (5.5) is communicated with the protective cover (5.1) and used for recycling waste materials.
9. An application method of automatic milling equipment is characterized by comprising the following steps:
s1: according to the abrasion condition of the milling cutter, the position adjusting unit (8) controls the transverse X-axis and the longitudinal Y-axis of the milling cutter through adjusting a screw rod;
s2: after the equipment is started, the milling cutter is positioned at a set original point position by using the original point reset unit (1);
s3: after the equipment is reset, a workpiece to be processed is placed into the supporting and positioning unit (2), and the supporting plane and the positioning pin ensure the accuracy and uniqueness of the milling position of the product;
s4: a starting deflector rod connected with an opening key at one side of the poking device, and an anti-placing inclination unit (3) arranged at one side of the supporting and positioning unit (2) start to detect to ensure that the workpiece to be processed is completely contacted with the supporting block (2.1); after the product is accurately placed, the clamping unit (4) tightly tensions the product through the tool expansion sleeve (4.1) to prevent the product from vibrating due to stress during milling;
s5: the lifting unit (6) is fixed on the position adjusting unit (8), starts to move from bottom to top, reaches a preset position and performs milling, and two positions of a product can be machined; the milling unit (7) is fixed on the lifting unit, and when the lifting unit drives the lifting unit to move from bottom to top, a high-speed rotary milling cutter in the milling unit mills a product;
meanwhile, the chip collecting box unit (5) is driven by the air cylinder to enter a closed state from an open state, so that chips during milling are prevented from splashing around to hurt operators, the chips can be effectively collected, and the chips are convenient to clean;
s6: after milling is finished, the milling machine moves downwards from the overhead load until the equipment is restored to the original position, meanwhile, the door of the chip collecting unit is opened, and product processing is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448574.0A CN111590100A (en) | 2020-05-25 | 2020-05-25 | Automatic milling equipment and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448574.0A CN111590100A (en) | 2020-05-25 | 2020-05-25 | Automatic milling equipment and application method thereof |
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| CN111590100A true CN111590100A (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010448574.0A Pending CN111590100A (en) | 2020-05-25 | 2020-05-25 | Automatic milling equipment and application method thereof |
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| CN (1) | CN111590100A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351901A (en) * | 2021-06-18 | 2021-09-07 | 济南泰康锻造股份有限公司 | Lathe that machining precision is high |
| CN116587056A (en) * | 2023-07-18 | 2023-08-15 | 江苏创响智能科技有限公司 | Cutting chip collecting device for numerical control machine tool |
| CN117943598A (en) * | 2024-03-27 | 2024-04-30 | 南通市迈瑞泰精密机械有限公司 | Milling tool for bearing seat insert |
-
2020
- 2020-05-25 CN CN202010448574.0A patent/CN111590100A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351901A (en) * | 2021-06-18 | 2021-09-07 | 济南泰康锻造股份有限公司 | Lathe that machining precision is high |
| CN113351901B (en) * | 2021-06-18 | 2022-06-14 | 济南泰康锻造股份有限公司 | Lathe that machining precision is high |
| CN116587056A (en) * | 2023-07-18 | 2023-08-15 | 江苏创响智能科技有限公司 | Cutting chip collecting device for numerical control machine tool |
| CN116587056B (en) * | 2023-07-18 | 2023-09-12 | 江苏创响智能科技有限公司 | Cutting chip collecting device for numerical control machine tool |
| CN117943598A (en) * | 2024-03-27 | 2024-04-30 | 南通市迈瑞泰精密机械有限公司 | Milling tool for bearing seat insert |
| CN117943598B (en) * | 2024-03-27 | 2024-06-11 | 南通市迈瑞泰精密机械有限公司 | Milling tool for bearing seat insert |
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