CN109048503B - Automatic production line and production process for screw type air compressor body - Google Patents
Automatic production line and production process for screw type air compressor body Download PDFInfo
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- CN109048503B CN109048503B CN201811054320.XA CN201811054320A CN109048503B CN 109048503 B CN109048503 B CN 109048503B CN 201811054320 A CN201811054320 A CN 201811054320A CN 109048503 B CN109048503 B CN 109048503B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 137
- 238000003801 milling Methods 0.000 claims abstract description 39
- 238000003754 machining Methods 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims description 45
- 238000009434 installation Methods 0.000 claims description 38
- 238000013519 translation Methods 0.000 claims description 31
- 230000001360 synchronised effect Effects 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
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Classifications
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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
- B23Q41/00—Combinations or associations of metal-working machines not directed to a particular result according to classes B21, B23, or B24
- B23Q41/02—Features relating to transfer of work between machines
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/64—Movable or adjustable work or tool supports characterised by the purpose of the movement
- B23Q1/66—Worktables interchangeably movable into operating positions
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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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/14—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
- B23Q7/1426—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices
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- Mechanical Engineering (AREA)
- General Factory Administration (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The automatic production line for the screw air compressor body comprises a conveying table, a running trolley for conveying the screw air compressor body to be processed, five horizontal machining centers, a double-sided milling machine and two special boring machines, wherein the running trolley is slidably arranged on the conveying table along the Y-axis direction, the five horizontal machining centers, the double-sided milling machine and the two special boring machines are respectively arranged on eight process hole machining stations, and the eight process hole machining stations are arranged in groups of four and are symmetrically arranged on the left side and the right side of the conveying table; the five horizontal machining centers are a first horizontal machining center, a second horizontal machining center, a third horizontal machining center, a fourth horizontal machining center and a fifth horizontal machining center respectively, and the two special boring machines are a first special boring machine and a second special boring machine respectively. The invention provides an automatic production line of a screw air compressor body and a production process thereof, wherein the automatic production line has higher working efficiency, lower production cost and higher automation degree.
Description
Technical Field
The invention relates to the technical field of air compressor production, in particular to an automatic production line and a production process of a screw air compressor body.
Background
The screw compression assembly in the screw air compressor is manufactured inside the novel numerical control grinding machine and is matched with an on-line laser technology, so that the accurate and incomparable manufacturing tolerance is ensured. The reliability and performance of the compressor ensures that the running cost of the compressor is always very low during the service life. The trim compressor, the integral compressor, and the desiccant series are all new products in the L/LS series compressor.
Screw air compressors provide quality compressed air for various industries with the advantages of high efficiency, maintenance-free, high reliability, and the like. However, the screw air compressor has a large number of complicated parts and machine body processes, and requires a large number of manpower.
Disclosure of Invention
In order to overcome the defects of lower working efficiency, higher labor cost and lower automation degree of the existing screw air compressor, the invention provides an automatic production line and a production process for a screw air compressor body, wherein the automatic production line has higher working efficiency, lower production cost and higher automation degree.
The technical scheme adopted for solving the technical problems is as follows:
the automatic production line for the screw air compressor body comprises a conveying table, a running trolley for conveying the screw air compressor body to be processed, five horizontal machining centers, a double-sided milling machine and two special boring machines, wherein the running trolley is slidably arranged on the conveying table along the Y-axis direction, the five horizontal machining centers, the double-sided milling machine and the two special boring machines are respectively arranged on eight process hole machining stations, and the eight process hole machining stations are arranged in groups of four and are symmetrically arranged on the left side and the right side of the conveying table; the five horizontal machining centers are respectively a first horizontal machining center, a second horizontal machining center, a third horizontal machining center, a fourth horizontal machining center and a fifth horizontal machining center, and the two special boring machines are respectively a first special boring machine and a second special boring machine;
the first horizontal machining center and the double-sided milling machine are arranged on the left side and the right side of the conveying table along the X axis, the second horizontal machining center and the third horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis, the first special boring machine and the fourth horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis, and the second special boring machine and the fifth horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis;
the processing equipment on each process hole processing station is provided with an exchange rotary workbench at one side close to the conveying table;
the operation trolley comprises a saddle, automatic exchange units, an X-axis translation mechanism and a Y-axis translation mechanism, wherein the saddle is arranged on the conveying platform in a front-back sliding way through the Y-axis translation mechanism, the left end and the right end of the saddle are respectively provided with the automatic exchange units, and each automatic exchange unit is arranged on the saddle in a left-right moving way through the X-axis translation mechanism;
each automatic exchange unit comprises a base, an APC automatic exchange workbench rotating shaft and an APC automatic exchange workbench servo motor, wherein the left end and the right end of the APC automatic exchange workbench are fork-shaped, positioning devices for installing workpiece workbench are arranged on the APC automatic exchange workbench, the upper end of the APC automatic exchange workbench rotating shaft is fixedly connected with the middle part of the APC automatic exchange workbench, the power output end of the APC automatic exchange workbench servo motor is connected with the lower end of the APC automatic exchange workbench rotating shaft through a worm and gear mechanism, the APC automatic exchange workbench servo motor is installed on the base, the workpiece installation workbench is detachably installed on the left end and the right end of the APC automatic exchange workbench through the positioning devices for installing workpiece workbench, and a screw type air compressor body to be processed is installed on the workpiece installation workbench;
the APC automatic exchange workbench moves to the corresponding station through the X-axis translation mechanism, the corresponding installation work piece workbench and the screw type air compressor body to be processed are placed on the exchange rotary workbench and reset, after the station is processed, the APC automatic exchange workbench moves to the corresponding station again through the X-axis translation mechanism, one end of the APC automatic exchange workbench, facing the station, of the corresponding exchange rotary workbench is reset after the installation work piece workbench and the screw type air compressor body to be processed are taken down, and meanwhile, the exchange of the screw type air compressor body to be processed on the left end and the right end of the APC automatic exchange workbench is realized through rotation of the APC automatic exchange workbench rotating shaft and the APC automatic exchange workbench servo motor.
Further, each exchange rotary worktable is respectively provided with a positioning device for the work piece installation worktable, the bottom surface of the work piece installation worktable is provided with a positioning hole, and the work piece installation worktable is placed on the exchange rotary worktable and positioned with the positioning device for the work piece installation worktable on the exchange rotary worktable through the positioning hole;
and the workpiece mounting workbench is placed on the APC automatic exchange workbench and positioned with a workpiece mounting workbench positioning device on the APC automatic exchange workbench through a positioning hole.
Still further, the X-axis translation mechanism comprises an X-axis sliding block, an X-axis servo motor, a main synchronous pulley, a slave synchronous pulley and a ball screw mechanism, wherein an X-axis linear guide rail is arranged on a saddle along the X-axis direction, the bottom of a base of each automatic exchange unit is provided with the X-axis sliding block, and the X-axis sliding block is arranged on the X-axis linear guide rail and forms a left-right sliding pair with the X-axis linear guide rail; the X-axis servo motor is arranged on the saddle, a main synchronous pulley is arranged at the power output end of the X-axis servo motor, the main synchronous pulley is connected with a slave synchronous pulley through a synchronous belt, the slave synchronous pulley is fixedly arranged on a ball screw of the ball screw mechanism, the ball screw of the ball screw mechanism is arranged on the saddle along the X-axis direction, and the base is arranged on a nut of the ball screw mechanism.
Further, the Y-axis translation mechanism comprises a Y-axis linear guide rail, a Y-axis sliding block, a Y-axis servo motor, a gear and a rack, wherein the Y-axis linear guide rail and the rack are fixed on the conveying platform along the X-axis direction, the Y-axis servo motor is connected with a speed reducer, the Y-axis servo motor and the speed reducer are arranged on a saddle, the power output end of the speed reducer is provided with the gear, and the gear is meshed with the rack; the bottom of the saddle is provided with an X-axis sliding block, and the Y-axis sliding block is arranged on the Y-axis linear guide rail and forms a front-back sliding pair with the Y-axis linear guide rail.
A production process using the automatic production line, comprising the following steps:
1) Firstly, installing a to-be-processed screw air compressor body on an exchange rotary workbench of eight process hole processing stations, and simultaneously starting equipment on the eight process hole processing stations to process the corresponding to-be-processed screw air compressor body;
2) Then, two screw type air compressor bodies to be processed are respectively arranged on the workpiece mounting workbench on the APC automatic exchange workbench at the left end and the right end of the operation trolley, the two screw type air compressor bodies to be processed are respectively arranged at one end close to the conveying table, the left automatic exchange unit is horizontally arranged, and the right automatic exchange unit is vertically arranged;
3) The operation trolley starts to work in the first step, and two screw type air compressor bodies to be processed on the operation trolley are exchanged with the screw type air compressor bodies processed by the first horizontal processing center and the double-sided milling machine;
the first procedure: the method comprises the following steps: the method comprises the steps that an empty load end of an APC automatic exchange workbench of a left automatic exchange unit is used for taking down an installation workpiece workbench at a station of a first horizontal machining center and a machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the left automatic exchange unit is used for automatically rotating to exchange left and right ends of the APC automatic exchange workbench, and meanwhile an X-axis translation mechanism is used for moving towards the station direction and sending the screw type air compressor body to be machined on the left automatic exchange unit to the first horizontal machining center, and the first horizontal machining center is used for machining the screw type air compressor body to be machined; meanwhile, the empty end of the APC automatic exchange workbench of the right automatic exchange unit is used for taking down the installation workpiece workbench at the station of the double-sided milling machine and the machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the right automatic exchange unit is automatically rotated to exchange the left end and the right end of the APC automatic exchange workbench, and simultaneously the APC automatic exchange workbench is moved towards the station direction through an X-axis translation mechanism and the screw type air compressor body to be machined on the right automatic exchange unit is sent into the double-sided milling machine, and the double-sided milling machine is used for machining the screw type air compressor body to be machined;
4) When the first horizontal machining center and the double-sided milling machine are machined simultaneously, the operation trolley starts to work in the second step, and the screw type air compressor body machined in the first step is transferred to the second horizontal machining center and the third horizontal machining center to be machined in the second step;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
5) The operation trolley starts a third step of operation, and the screw type air compressor body processed in the first step is exchanged with the screw type air compressor bodies processed in the second horizontal type processing center and the third horizontal type processing center; the exchange process is the same as the exchange process in the first process, and the processing equipment is respectively exchanged into a second horizontal processing center and a third horizontal processing center;
6) Then, the operation trolley transmits the screw type air compressor body processed in the second procedure to a first special boring machine and a fourth horizontal processing center for processing in the third procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
7) The operation trolley starts the fourth step of work, the working steps are the same as the step 5), and then the operation trolley exchanges the screw type air compressor body processed by the second procedure with the screw type air compressor body processed by the first special boring machine and the fourth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
8) Then, the operation trolley transmits the screw type air compressor body processed in the third procedure to a second special boring machine and a fifth horizontal type processing center for processing in the fourth procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
9) The operation trolley starts the fifth step of work, the working steps are the same as the step 7), and then the operation trolley exchanges the screw type air compressor body processed by the third working procedure with the screw type air compressor body processed by the second special boring machine and the fifth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
then, the operation trolley brings the screw type air compressor body processed in the fourth procedure back to the starting point;
10 Removing the screw type air compressor body which is processed for the first time, and then exchanging and installing the screw type air compressor bodies on the two automatic exchange units;
11 Repeating the steps 3) to 9) for the second time, and finally finishing the processing of the screw air compressor body.
The beneficial effects of the invention are mainly shown in the following steps: the working efficiency is higher, the production cost is lower, and the degree of automation is higher; the Y-axis transmission adopts gear rack transmission, a 1:20 speed reducer is adopted for improving the inertia of the servo motor, the positioning precision is high, and the cost is low; in the process of designing the exchange trolley, the left machining center and the right machining center are exchanged simultaneously in the same straight line, the Y axis of the traditional horizontal machining center is changed, and the exchange of eight machine tables can be realized by adding two APC automatic exchange tables and an exchange rotary table, so that the automatic operation or control according to a specified program or instruction under the condition of no human intervention is realized.
Drawings
Fig. 1 is a schematic structural view of a screw air compressor body.
Fig. 2 is a schematic structural view of an automatic production line of a screw type air compressor body.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a cross-sectional view of a second horizontal machining center and a third horizontal machining center.
Fig. 5 is a schematic view of the structure of the running carriage.
Fig. 6 is a front view of fig. 5.
FIG. 7 is a schematic diagram of the Y-axis servomotor in combination with a gear and rack.
Fig. 8 is a schematic structural view of the X-axis translation mechanism.
Fig. 9 is a top view of fig. 8.
Fig. 10 is a schematic diagram of the structure of the automatic switching unit.
FIG. 11 is a schematic diagram showing the connection of the worm wheel of the worm gear mechanism to the rotation shaft of the APC automatic switching workbench.
FIG. 12 is a schematic diagram of the connection of the APC auto exchange station servomotor to the worm gear mechanism.
Fig. 13 is a schematic view of horizontal installation and positioning of a screw air compressor body.
Fig. 14 and 15 are vertical installation and positioning diagrams of the screw type air compressor body.
Fig. 16 and 17 are schematic views of a first horizontal machining center machining process.
Fig. 18 and 19 are schematic views of the double-sided milling machine process.
Fig. 20 and 21 are schematic views of a second horizontal machining center machining process.
Fig. 22 and 23 are schematic views of a third horizontal machining center machining process.
FIG. 24 is a schematic view of a first dedicated boring machine process.
Fig. 25 and 26 are schematic views of a fourth horizontal machining center machining process.
FIG. 27 is a schematic view of a second dedicated boring machine process.
Fig. 28 and 29 are schematic views of a fifth horizontal machining center machining process.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 29, an automatic production line for screw type air compressor bodies comprises a conveying table 20, a running trolley 2 for conveying screw type air compressor bodies to be processed, five horizontal processing centers, a double-sided milling machine 4 and two special boring machines, wherein the running trolley 2 is slidably arranged on the conveying table 20 along the Y-axis direction, the five horizontal processing centers, the double-sided milling machine 4 and the two special boring machines are respectively arranged on eight process hole processing stations, and the eight process hole processing stations are arranged in groups of four and are symmetrically arranged on the left side and the right side of the conveying table 20; the five horizontal machining centers are a first horizontal machining center 31, a second horizontal machining center 32, a third horizontal machining center 33, a fourth horizontal machining center 34 and a fifth horizontal machining center 35 respectively, and the two special boring machines are a first special boring machine 51 and a second special boring machine 52 respectively;
the first horizontal machining center 31 and the double-sided milling machine 4 are arranged on the left and right sides of the conveying table along the X axis, the second horizontal machining center 32 and the third horizontal machining center 33 are arranged on the left and right sides of the conveying table along the X axis, the first special boring machine 51 and the fourth horizontal machining center 34 are arranged on the left and right sides of the conveying table along the X axis, and the second special boring machine 52 and the fifth horizontal machining center 35 are arranged on the left and right sides of the conveying table along the X axis;
the processing equipment on each processing station of the process hole is respectively provided with an exchange rotary workbench 6 at one side close to the conveying table 20; the exchange rotary table 6 itself can perform rotary motion;
the running trolley 2 comprises a saddle 21, automatic exchange units, an X-axis translation mechanism and a Y-axis translation mechanism, wherein the saddle 21 is arranged on a conveying platform in a front-back sliding way through the Y-axis translation mechanism, the left end and the right end of the saddle 21 are respectively provided with the automatic exchange units, and each automatic exchange unit is arranged on the saddle 21 in a left-right moving way through the X-axis translation mechanism;
each automatic exchange unit comprises a base 71, an APC automatic exchange workbench 72, an APC automatic exchange workbench rotating shaft 73 and an APC automatic exchange workbench servo motor 74, wherein the left end and the right end of the APC automatic exchange workbench 72 are fork-shaped, a workpiece installation workbench positioning device 75 is arranged on the APC automatic exchange workbench, the upper end of the APC automatic exchange workbench rotating shaft 73 is fixedly connected with the middle part of the APC automatic exchange workbench 72, the power output end of the APC automatic exchange workbench servo motor 74 is connected with the lower end of the APC automatic exchange workbench rotating shaft 73 through a worm and gear mechanism, the APC automatic exchange workbench servo motor 74 is arranged on the base 71, the workpiece installation workbench 10 is detachably arranged on the left end and the right end of the APC automatic exchange workbench 72 through the workpiece installation workbench positioning device 75, and the screw type air compressor body 1 to be processed is arranged on the workpiece installation workbench 10;
the APC automatic exchange table 72 moves to the corresponding station through the X-axis translation mechanism, and resets after the corresponding workpiece installation table 10 and the screw type air compressor body 1 to be processed are placed on the exchange rotary table 6, after the station is processed, the APC automatic exchange table 72 moves to the corresponding station again through the X-axis translation mechanism, one end of the APC automatic exchange table 72 facing the station resets after the workpiece installation table and the screw type air compressor body to be processed on the corresponding exchange rotary table 6 are taken down, and simultaneously rotates through the APC automatic exchange table rotating shaft 73 and the APC automatic exchange table servo motor 74, so that the exchange of the screw type air compressor bodies to be processed on the left end and the right end of the APC automatic exchange table 72 is realized.
Further, each exchange rotary table 6 is respectively provided with a positioning device for a work piece installation table, the bottom surface of the work piece installation table 10 is provided with a positioning hole, and the work piece installation table 10 is placed on the exchange rotary table 6 and positioned with the work piece installation table positioning device on the exchange rotary table 6 through the positioning hole;
the mounting work table 10 is placed on the APC automatic exchange table 72 and positioned with the mounting work table positioning device 75 on the APC automatic exchange table 72 through the positioning hole.
Still further, the X-axis translation mechanism includes an X-axis slider, an X-axis servo motor 81, a master synchronous pulley 82, a slave synchronous pulley 83, and a ball screw mechanism, an X-axis linear rail 84 is mounted on the saddle 21 along the X-axis direction, an X-axis slider is disposed at the bottom of the base of each automatic exchange unit, and the X-axis slider is mounted on the X-axis linear rail 84 and forms a left-right sliding pair with the X-axis linear rail 84; the X-axis servo motor 81 is arranged on the saddle 21, a main synchronous pulley 82 is arranged on the power output end of the X-axis servo motor, the main synchronous pulley 82 is connected with a slave synchronous pulley 83 through a synchronous belt 85, the slave synchronous pulley 83 is fixedly arranged on a ball screw 86 of the ball screw mechanism, the ball screw 86 of the ball screw mechanism is arranged on the saddle 21 along the X-axis direction, and a base is arranged on a nut 87 of the ball screw mechanism.
Still further, the Y-axis translation mechanism includes a Y-axis linear guide rail 91, a Y-axis slider, a Y-axis servo motor 92, a gear 93 and a rack 94, wherein the Y-axis linear guide rail 91 and the rack 94 are fixed on a conveying platform along the X-axis direction, the Y-axis servo motor 92 is connected with a speed reducer 95 and both are installed on the saddle 21, a gear 93 is installed on the power output end of the speed reducer 95, and the gear 93 is meshed with the rack 94; the bottom of the saddle 21 is provided with an X-axis slider, and the Y-axis slider is mounted on the Y-axis linear guide 91 and forms a front-rear sliding pair with the Y-axis linear guide 91.
As shown in fig. 11 and 12, the power output end of the APC automatic exchange table servo motor 74 is connected to a worm 11 of a worm wheel and worm mechanism, and a worm wheel 12 of the worm wheel and worm mechanism is connected to the lower end of the APC automatic exchange table rotating shaft 73.
As shown in fig. 13, the screw air compressor body is horizontally mounted and positioned: the upper part is fixedly installed through the pressing plate 30 and is positioned through the process holes 101 and 102, and the aperture of the two process holes is 18mm.
As shown in fig. 14 and 15, the screw air compressor body is vertically mounted and positioned: the upper part is also fixedly installed through the pressing plate 30, and the peripheral three directions are positioned through positioning points 41, 42 and 43.
As shown in fig. 16 and 17, the first horizontal machining center machining process includes: a step of processing a surface, such as a process hole in fig. 16, comprising thirteen process holes 103 with a hole diameter of 10mm, two process holes 104 with a hole diameter of 6mm, an oil groove 105 with a hole diameter of 4mm, an oil groove 106 with a hole diameter of 3mm and a process hole 107 with a hole diameter of 7 mm; the process of rotating the exchange rotary table by 90 ° to process another surface includes processing the process hole and milling the end surface 114, such as the process hole in fig. 17 includes two process holes 108 with 7mm diameter, two process holes 109 with 6mm diameter, one process hole 110 with 3mm diameter, one process hole 111 with 26mm diameter, one process hole 112 with 24mm diameter, and one process hole 113 with 18mm diameter.
As shown in fig. 18 and 19, the double-sided milling machine processing steps are as follows: a milled end face 203 and a milled end face 204.
As shown in fig. 20 and 21, the second horizontal machining center includes: a process of machining a surface, such as a process hole in fig. 20, includes two process holes 115 with a hole diameter of 8mm, two process holes 116 with a hole diameter of 6.8mm, a process hole 117 with a hole diameter of 5mm, a process hole 118 with a hole diameter of 4mm, a bore 119 with a hole diameter of 85mm, an oil groove 120 with a hole diameter of 3mm, a process hole 121 with a hole diameter of 3mm, four process holes 122 with a hole diameter of 10mm, four process holes 123 with a hole diameter of 8.5mm, a process hole 124 with a hole diameter of 7mm, and a process hole 125 with a hole diameter of 6 mm; the exchange table is then rotated 90 ° to process another surface, such as process hole and end milling 133 in fig. 21, where the process hole includes a process hole 126 with a hole diameter of 14mm, a process hole 127 with a hole diameter of 11mm, a process hole 128 with a hole diameter of 10mm, a process hole 129 with a hole diameter of 8mm, a process hole 130 with a hole diameter of 7mm, a process hole 131 with a hole diameter of 6mm, and a process hole 132 with a hole diameter of 7 mm.
As shown in fig. 22 and 23, the third horizontal machining center includes: a step of machining a face, such as a stepped hole 205 with a diameter of 7mm to 5mm and a milled end face 206 in fig. 22; then exchanging the rotation angle of the rotary table to process another process, such as processing holes in fig. 23, including two stepped holes 207 with the aperture of 7mm-5mm-2.5mm and four processing holes 208 with the aperture of 12 mm.
As shown in fig. 24, the first boring machine process is as follows: bore 134 with a bore diameter of 116 mm.
As shown in fig. 25 and 26, the fourth horizontal machining center includes: a step of processing a surface, such as a process hole in fig. 25, including two stepped holes 209 with a diameter of 7mm-5mm-2.5 mm; then the rotation angle of the rotary table is exchanged to process another surface process, such as the process hole in FIG. 26, which comprises a stepped hole 210 with the aperture of 10mm-8mm-5mm, a stepped hole 211 with the aperture of 10mm-8mm-7mm-6mm-5mm-2mm, a stepped hole 212 with the aperture of 9.6mm-8.5mm-3mm and a stepped hole 213 with the aperture of 7mm-6mm-2.5 mm.
As shown in fig. 27, the second boring machine process is as follows: bore 135 having a bore diameter of 98 mm.
As shown in fig. 28 and 29, the fifth horizontal machining center includes: a step of processing a surface, such as the process hole in fig. 28, including a bore 214 with a hole diameter of 100 mm; then the exchange rotary table rotates 90 degrees to process another surface, such as a process hole in fig. 29, which comprises three process holes 215 with the aperture of 18mm, three process holes 216 with the aperture of 10mm and three process holes 217 with the aperture of 12 mm.
The automatic production process of the screw air compressor body comprises the following steps:
1) Firstly, installing a to-be-processed screw air compressor body on an exchange rotary workbench of eight process hole processing stations, and simultaneously starting equipment on the eight process hole processing stations to process the corresponding to-be-processed screw air compressor body;
2) Then, two screw type air compressor bodies to be processed are respectively arranged on the workpiece mounting workbench on the APC automatic exchange workbench at the left end and the right end of the operation trolley, the two screw type air compressor bodies to be processed are respectively arranged at one end close to the conveying table, the left automatic exchange unit is horizontally arranged, and the right automatic exchange unit is vertically arranged;
3) The operation trolley starts to work in the first step, and two screw type air compressor bodies to be processed on the operation trolley are exchanged with the screw type air compressor bodies processed by the first horizontal processing center and the double-sided milling machine;
the first procedure: the method comprises the following steps: the method comprises the steps that an empty load end of an APC automatic exchange workbench of a left automatic exchange unit is used for taking down an installation workpiece workbench at a station of a first horizontal machining center and a machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the left automatic exchange unit is used for automatically rotating to exchange left and right ends of the APC automatic exchange workbench, and meanwhile an X-axis translation mechanism is used for moving towards the station direction and sending the screw type air compressor body to be machined on the left automatic exchange unit to the first horizontal machining center, and the first horizontal machining center is used for machining the screw type air compressor body to be machined; meanwhile, the empty end of the APC automatic exchange workbench of the right automatic exchange unit is used for taking down the installation workpiece workbench at the station of the double-sided milling machine and the machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the right automatic exchange unit is automatically rotated to exchange the left end and the right end of the APC automatic exchange workbench, and simultaneously the APC automatic exchange workbench is moved towards the station direction through an X-axis translation mechanism and the screw type air compressor body to be machined on the right automatic exchange unit is sent into the double-sided milling machine, and the double-sided milling machine is used for machining the screw type air compressor body to be machined;
4) When the first horizontal machining center and the double-sided milling machine are machined simultaneously, the operation trolley starts to work in the second step, and the screw type air compressor body machined in the first step is transferred to the second horizontal machining center and the third horizontal machining center to be machined in the second step;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
5) The operation trolley starts a third step of operation, and the screw type air compressor body processed in the first step is exchanged with the screw type air compressor bodies processed in the second horizontal type processing center and the third horizontal type processing center; the exchange process is the same as the exchange process in the first process, and the processing equipment is respectively exchanged into a second horizontal processing center and a third horizontal processing center;
6) Then, the operation trolley transmits the screw type air compressor body processed in the second procedure to a first special boring machine and a fourth horizontal processing center for processing in the third procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
7) The operation trolley starts the fourth step of work, the working steps are the same as the step 5), and then the operation trolley exchanges the screw type air compressor body processed by the second procedure with the screw type air compressor body processed by the first special boring machine and the fourth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
8) Then, the operation trolley transmits the screw type air compressor body processed in the third procedure to a second special boring machine and a fifth horizontal type processing center for processing in the fourth procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
9) The operation trolley starts the fifth step of work, the working steps are the same as the step 7), and then the operation trolley exchanges the screw type air compressor body processed by the third working procedure with the screw type air compressor body processed by the second special boring machine and the fifth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
then, the operation trolley brings the screw type air compressor body processed in the fourth procedure back to the starting point;
10 Removing the screw type air compressor body which is processed for the first time, and then exchanging and installing the screw type air compressor bodies on the two automatic exchange units;
11 Repeating the steps 3) to 9) for the second time, and finally finishing the processing of the screw air compressor body.
The design and process of the invention are advanced, stable, reliable and remain substantially unchanged for a longer period of time. The automatic line can improve labor productivity, stabilize and improve product quality, improve labor conditions, reduce production floor area, reduce production cost, shorten production period, ensure production balance and have obvious economic benefit in mass production.
The automatic production line automatically performs the operation or control process according to the specified program or instruction without human intervention, and aims at 'stability, accuracy and rapidness'. Automation technology is widely used in industry, agriculture, military, scientific research, transportation, commerce, medical, services, and households. The adoption of the automatic production line can not only liberate people from heavy physical labor, partial mental labor and severe and dangerous working environments, but also expand the organ functions of the people, greatly improve the labor productivity and enhance the ability of the people to know and reform the world.
Claims (2)
1. An automatic production line of screw air compressor machine organism, its characterized in that: the device comprises a conveying table, a running trolley for conveying a screw type air compressor body to be processed, five horizontal processing centers, a double-sided milling machine and two special boring machines, wherein the running trolley is slidably arranged on the conveying table along the Y-axis direction, the five horizontal processing centers, the double-sided milling machine and the two special boring machines are respectively arranged on eight process hole processing stations, the eight process hole processing stations are arranged in groups of four and are symmetrically arranged on the left side and the right side of the conveying table in two groups; the five horizontal machining centers are respectively a first horizontal machining center, a second horizontal machining center, a third horizontal machining center, a fourth horizontal machining center and a fifth horizontal machining center, and the two special boring machines are respectively a first special boring machine and a second special boring machine;
the first horizontal machining center and the double-sided milling machine are arranged on the left side and the right side of the conveying table along the X axis, the second horizontal machining center and the third horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis, the first special boring machine and the fourth horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis, and the second special boring machine and the fifth horizontal machining center are arranged on the left side and the right side of the conveying table along the X axis;
the processing equipment on each process hole processing station is provided with an exchange rotary workbench at one side close to the conveying table;
the operation trolley comprises a saddle, automatic exchange units, an X-axis translation mechanism and a Y-axis translation mechanism, wherein the saddle is arranged on the conveying platform in a front-back sliding way through the Y-axis translation mechanism, the left end and the right end of the saddle are respectively provided with the automatic exchange units, and each automatic exchange unit is arranged on the saddle in a left-right moving way through the X-axis translation mechanism;
each automatic exchange unit comprises a base, an APC automatic exchange workbench rotating shaft and an APC automatic exchange workbench servo motor, wherein the left end and the right end of the APC automatic exchange workbench are fork-shaped, positioning devices for installing workpiece workbench are arranged on the APC automatic exchange workbench, the upper end of the APC automatic exchange workbench rotating shaft is fixedly connected with the middle part of the APC automatic exchange workbench, the power output end of the APC automatic exchange workbench servo motor is connected with the lower end of the APC automatic exchange workbench rotating shaft through a worm and gear mechanism, the APC automatic exchange workbench servo motor is installed on the base, the workpiece installation workbench is detachably installed on the left end and the right end of the APC automatic exchange workbench through the positioning devices for installing workpiece workbench, and a screw type air compressor body to be processed is installed on the workpiece installation workbench;
the APC automatic exchange workbench moves to the corresponding station through the X-axis translation mechanism, the corresponding workpiece workbench and the screw type air compressor body to be processed are placed on the exchange rotary workbench and reset, after the station is processed, the APC automatic exchange workbench moves to the corresponding station again through the X-axis translation mechanism, one end of the APC automatic exchange workbench, facing the station, is used for taking down the workpiece workbench and the screw type air compressor body to be processed on the corresponding exchange rotary workbench and resetting, and meanwhile, the rotation is carried out through the rotating shaft of the APC automatic exchange workbench and the servo motor of the APC automatic exchange workbench, so that the exchange of the screw type air compressor bodies to be processed on the left end and the right end of the APC automatic exchange workbench is realized;
each exchange rotary worktable is respectively provided with a positioning device for the work piece installation worktable, the bottom surface of the work piece installation worktable is provided with a positioning hole, and the work piece installation worktable is placed on the exchange rotary worktable and positioned with the work piece installation worktable positioning device on the exchange rotary worktable through the positioning hole;
the method comprises the steps that a workpiece mounting workbench is placed on an APC automatic exchange workbench and positioned by a workpiece mounting workbench positioning device on the APC automatic exchange workbench through a positioning hole;
the X-axis translation mechanism comprises an X-axis sliding block, an X-axis servo motor, a main synchronous pulley, a secondary synchronous pulley and a ball screw mechanism, wherein an X-axis linear guide rail is arranged on a saddle along the X-axis direction, the bottom of a base of each automatic exchange unit is provided with the X-axis sliding block, and the X-axis sliding block is arranged on the X-axis linear guide rail and forms a left-right sliding pair with the X-axis linear guide rail; the X-axis servo motor is arranged on the saddle, a power output end of the X-axis servo motor is provided with a main synchronous pulley, the main synchronous pulley is connected with a slave synchronous pulley through a synchronous belt, the slave synchronous pulley is fixedly arranged on a ball screw of the ball screw mechanism, the ball screw of the ball screw mechanism is arranged on the saddle along the X-axis direction, and a base is arranged on a nut of the ball screw mechanism;
the Y-axis translation mechanism comprises a Y-axis linear guide rail, a Y-axis sliding block, a Y-axis servo motor, a gear and a rack, wherein the Y-axis linear guide rail and the rack are fixed on a conveying platform along the X-axis direction, the Y-axis servo motor is connected with a speed reducer, the Y-axis servo motor and the speed reducer are arranged on a saddle, the power output end of the speed reducer is provided with the gear, and the gear is meshed with the rack; the bottom of the saddle is provided with an X-axis sliding block, and the Y-axis sliding block is arranged on the Y-axis linear guide rail and forms a front-back sliding pair with the Y-axis linear guide rail.
2. A production process using the automatic production line according to claim 1, characterized in that: the method comprises the following steps:
1) Firstly, installing a to-be-processed screw air compressor body on an exchange rotary workbench of eight process hole processing stations, and simultaneously starting equipment on the eight process hole processing stations to process the corresponding to-be-processed screw air compressor body;
2) Then, two screw type air compressor bodies to be processed are respectively arranged on the workpiece mounting workbench on the APC automatic exchange workbench at the left end and the right end of the operation trolley, the two screw type air compressor bodies to be processed are respectively arranged at one end close to the conveying table, the left automatic exchange unit is horizontally arranged, and the right automatic exchange unit is vertically arranged;
3) The operation trolley starts to work in the first step, and two screw type air compressor bodies to be processed on the operation trolley are exchanged with the screw type air compressor bodies processed by the first horizontal processing center and the double-sided milling machine;
the first procedure: the method comprises the following steps: the method comprises the steps that an empty load end of an APC automatic exchange workbench of a left automatic exchange unit is used for taking down an installation workpiece workbench at a station of a first horizontal machining center and a machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the left automatic exchange unit is used for automatically rotating to exchange left and right ends of the APC automatic exchange workbench, and meanwhile an X-axis translation mechanism is used for moving towards the station direction and sending the screw type air compressor body to be machined on the left automatic exchange unit to the first horizontal machining center, and the first horizontal machining center is used for machining the screw type air compressor body to be machined; meanwhile, the empty end of the APC automatic exchange workbench of the right automatic exchange unit is used for taking down the installation workpiece workbench at the station of the double-sided milling machine and the machined screw type air compressor body and resetting the installation workpiece workbench, then the APC automatic exchange workbench of the right automatic exchange unit is automatically rotated to exchange the left end and the right end of the APC automatic exchange workbench, and simultaneously the APC automatic exchange workbench is moved towards the station direction through an X-axis translation mechanism and the screw type air compressor body to be machined on the right automatic exchange unit is sent into the double-sided milling machine, and the double-sided milling machine is used for machining the screw type air compressor body to be machined;
4) When the first horizontal machining center and the double-sided milling machine are machined simultaneously, the operation trolley starts to work in the second step, and the screw type air compressor body machined in the first step is transferred to the second horizontal machining center and the third horizontal machining center to be machined in the second step;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
5) The operation trolley starts a third step of operation, and the screw type air compressor body processed in the first step is exchanged with the screw type air compressor bodies processed in the second horizontal type processing center and the third horizontal type processing center; the exchange process is the same as the exchange process in the first process, and the processing equipment is respectively exchanged into a second horizontal processing center and a third horizontal processing center;
6) Then, the operation trolley transmits the screw type air compressor body processed in the second procedure to a first special boring machine and a fourth horizontal processing center for processing in the third procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
7) The operation trolley starts the fourth step of work, the working steps are the same as the step 5), and then the operation trolley exchanges the screw type air compressor body processed by the second procedure with the screw type air compressor body processed by the first special boring machine and the fourth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
8) Then, the operation trolley transmits the screw type air compressor body processed in the third procedure to a second special boring machine and a fifth horizontal type processing center for processing in the fourth procedure;
simultaneously, the operation trolley returns to the starting point, two new screw type air compressor bodies to be processed are installed according to the step 2), and the two new screw type air compressor bodies processed by the first horizontal type processing center and the double-sided milling machine are exchanged according to the step 3);
9) The operation trolley starts the fifth step of work, the working steps are the same as the step 7), and then the operation trolley exchanges the screw type air compressor body processed by the third working procedure with the screw type air compressor body processed by the second special boring machine and the fifth horizontal type processing center; the exchange process is the same as the exchange process in the first working procedure, and the processing equipment is respectively exchanged into a first special boring machine and a fourth horizontal processing center;
then, the operation trolley brings the screw type air compressor body processed in the fourth procedure back to the starting point;
10 Removing the screw type air compressor body which is processed for the first time, and then exchanging and installing the screw type air compressor bodies on the two automatic exchange units;
11 Repeating the steps 3) to 9) for the second time, and finally finishing the processing of the screw air compressor body.
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| CN109605132B (en) * | 2018-12-21 | 2020-08-21 | 浙江欧凌机床股份有限公司 | Automatic system for machining of machine shell |
| CN109928125B (en) * | 2019-03-06 | 2021-09-14 | 苏州映真智能科技有限公司 | Solar cell process trolley circulation system and method |
| CN111993162B (en) * | 2020-08-31 | 2021-10-22 | 珠海格力智能装备有限公司 | Processing production line |
| CN116749042A (en) * | 2023-08-17 | 2023-09-15 | 杭州机床集团有限公司 | Large-scale interactive workbench grinding and polishing machine tool and grinding and polishing machining method thereof |
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