CN116214177A - Machining modularized unit of compressor cylinder continuous machining production line - Google Patents

Abstract

The invention discloses a processing modularized unit of a compressor cylinder continuous processing production line, which comprises the following components: the rotary processing table comprises a base, wherein a workbench which is rotatably arranged around a vertical rotating shaft is arranged on the base, and a conveying butt joint station and a processing butt joint station are symmetrically arranged on the upper surface of the workbench by taking the vertical rotating shaft as an axis center; clamping mechanisms are respectively arranged on the conveying butt joint station and the processing butt joint station, and a plurality of clamps used for fixing the compressor cylinder are arranged on the clamping mechanisms; the machining center is arranged above the machining butt joint station to machine the compressor cylinder on the clamping mechanism of the machining butt joint station; the transfer device is arranged above the conveying butt joint station, so that the compressor cylinder on the clamping mechanism of the conveying butt joint station is taken and placed.

Description

Machining modularized unit of compressor cylinder continuous machining production line

Technical Field

The invention relates to the technical field of compressor cylinder processing, in particular to a processing modularized unit of a compressor cylinder continuous processing production line.

Background

The compressor cylinder is a part fastened to the compressor body or the crankcase body, which compresses the gas in cooperation with the piston. The compressor cylinder of different models has great structural variation, but all include the various holes and the groove of distributing on two terminal surfaces, peripheral wall in general, and different holes, groove need different equipment to process, after the compressor cylinder finishes processing partial hole or groove on an equipment, need shift to another equipment and carry out the processing of other holes or grooves, do not have uniformity, linkage between the different processing equipment at present, and the processing of compressor cylinder hardly forms automated processing's production line, and compressor cylinder's machining efficiency is lower.

Disclosure of Invention

In view of the above, the present invention provides a processing modular unit for a continuous processing production line of compressor cylinders, which can solve the above-mentioned technical problems at least to some extent.

The technical scheme of the invention is realized as follows:

a modular processing unit for a compressor cylinder continuous processing line, comprising:

the rotary processing table comprises a base, wherein a workbench which is rotatably arranged around a vertical rotating shaft is arranged on the base, and a conveying butt joint station and a processing butt joint station are symmetrically arranged on the upper surface of the workbench by taking the vertical rotating shaft as an axis center; clamping mechanisms are respectively arranged on the conveying butt joint station and the processing butt joint station, and a plurality of clamps used for fixing the compressor cylinder are arranged on the clamping mechanisms;

the machining center is arranged above the machining butt joint station to machine the compressor cylinder on the clamping mechanism of the machining butt joint station;

the transfer device is arranged above the conveying butt joint station, so that the compressor cylinder on the clamping mechanism of the conveying butt joint station is taken and placed.

Further, the rotary processing table further comprises a locking mechanism, the locking mechanism comprises two positioning seats which are symmetrically arranged at the bottom of the workbench around the center of the vertical rotating shaft, and positioning grooves are formed in the side surfaces, close to the vertical rotation, of the positioning seats; the locking mechanism further comprises a clamping block movably arranged on the base, the clamping block moves along the radial direction of the vertical rotating shaft, and the clamping block is inserted into the positioning groove to fix the workbench.

Further, a clamp on the clamping mechanism clamps a compressor cylinder by taking an air source as a driving force; the rotary processing table further comprises a safety mechanism, wherein the safety mechanism comprises a first air guide block fixedly arranged on the workbench and a second air guide block which is arranged on the base in a lifting manner, a first air guide channel communicated with the clamping mechanism is arranged on the first air guide block, and an opening at one end of the first air guide channel is arranged on the bottom surface of the first air guide block; the second air guide block is provided with a second air guide channel communicated with the air source device, an opening at one end of the second air guide channel is formed in the top surface of the second air guide block, and the top surface of the second air guide block is in sealing butt joint with the bottom surface of the first air guide block, so that the first air guide channel is communicated with the second air guide channel.

Further, the machining center is a sixteen-axis machining center, which comprises:

the milling and drilling mechanism comprises a lifting frame and sixteen processing spindles which are rotatably and vertically arranged on the lifting frame, wherein the sixteen processing spindles are arranged in a4 multiplied by 4 array, a spindle motor is arranged on the lifting frame, and the sixteen processing spindles are simultaneously driven to rotate by the spindle motor;

the first moving mechanism is used for driving the milling and drilling mechanism to move along a first direction;

the second moving mechanism is used for driving the milling and drilling mechanism to move along a second direction, and the first direction and the second direction are mutually perpendicular directions on a horizontal plane;

and the lifting mechanism is used for driving the milling and drilling mechanism to lift along the vertical direction.

Further, the processing main shaft comprises a first-stage main shaft and a second-stage main shaft, wherein the first-stage main shaft is provided with four, and the second-stage main shaft is provided with twelve; the primary main shaft is provided with a primary transmission synchronous wheel and a secondary transmission synchronous wheel, and the secondary main shaft is provided with a secondary transmission synchronous wheel; the first-stage transmission synchronizing wheels on the four first-stage main shafts form a first-stage transmission group through a first synchronous belt; the primary main shaft and the secondary transmission synchronizing wheels on the three secondary main shafts form a secondary transmission group through a second synchronous belt; one of the primary spindles is in transmission connection with the spindle motor.

Further, the transfer device includes:

the first frame body is movable and liftable;

the second frame body is rotatably arranged on the first frame body around the horizontal rotating shaft;

the first grabbing components are arranged on the second frame body at intervals along a horizontal straight line;

the second grabbing components are arranged on the second frame body at intervals along a horizontal straight line, and grabbing directions of the second grabbing components are perpendicular to grabbing directions of the first grabbing components;

and the rotating mechanism drives the second frame body to rotate around the horizontal rotating shaft, so that the grabbing directions of the first grabbing component and the second grabbing component are adjusted.

Further, the rotating mechanism comprises a driving air cylinder, a cylinder body of the driving air cylinder is hinged to the first frame body, and a piston rod of the driving air cylinder is hinged to the second frame body; when the piston rod of the driving cylinder moves from one stroke limit to the other stroke limit, the grabbing directions of the first grabbing component and the second grabbing component rotate by 90 degrees.

Further, the first grabbing component and the second grabbing component both comprise pneumatic clamping jaws, and the compressor cylinder is clamped by the pneumatic clamping jaws; the pneumatic clamping jaw comprises two moving blocks which are driven by air pressure to be far away from or close to each other, wherein an L-shaped clamping jaw is arranged on the moving blocks, the L-shaped clamping jaw comprises a mounting plate and a clamping plate which are mutually perpendicular, a strip-shaped hole is formed in the mounting plate, and the strip-shaped hole in the mounting plate is connected to the moving blocks through bolts; the inner walls of the two clamping plates are clamped on the outer peripheral wall of the compressor cylinder; the inner wall of grip block epirelief is equipped with the stopper, the stopper is used for stopping the compressor cylinder to keep away from the terminal surface of pneumatic clamping jaw.

Further, the first grabbing component and the second grabbing component further comprise pushing mechanisms, the pushing mechanisms comprise positioning frames, the positioning frames comprise positioning plates perpendicular to the grabbing direction, a plurality of pushing rods are sleeved on the positioning plates in a sliding mode, pushing plates are fixedly connected to the pushing rods, springs are sleeved on the pushing rods, one ends of the springs are abutted to the positioning plates, and the other ends of the springs are abutted to the pushing plates; the push rod is provided with a blocking part, and the maximum travel of the push plate away from the positioning plate is limited by the blocking part; under the drive of the spring, the push rod pushes the compressor cylinder to be close to the end face of the pneumatic clamping jaw.

Further, a first rack part is arranged on the avoidance part, close to the L-shaped clamping jaw, of the moving block, a second rack part is arranged on the wall surface, close to the moving block, of the mounting plate, and the first rack part is meshed with the second rack part.

The invention has the beneficial effects that: the rotary machining table in the machining modularized unit clamps and fixes the compressor cylinder by utilizing a clamping mechanism on the rotary machining table, a conveying butt joint station on the workbench is used for butt joint of a machining center, and a machining butt joint station is used for butt joint of a transfer device; when the machining center processes the compressor cylinder on the machining butt joint station, the compressor cylinder on the conveying butt joint station is disassembled and assembled at the same time; therefore, when the clamping mechanism clamps the compressor cylinder and the conveying mechanism conveys the compressor cylinder, the machining center is always in a machining state, and the machining efficiency can be effectively improved; a plurality of processing modularized units can be applied to an automatic production line of the compressor cylinder, each processing modularized unit correspondingly processes holes or grooves of different parts of the compressor cylinder, and each processing modularized unit is compact in beat, so that the integral processing beat of the automatic production line is more compact, and the processing efficiency of the compressor cylinder is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a modular processing unit for a compressor cylinder continuous processing line;

FIG. 2 is an exploded view of a rotary processing station;

FIG. 3 is a schematic view of a locking mechanism in a rotary processing station;

FIG. 4 is an enlarged view of M in FIG. 1;

FIG. 5 is an exploded view of a sixteen-axis machining center;

FIG. 6 is an exploded view of a sixteen-axis machining center milling and drilling mechanism;

FIG. 7 is an exploded view of a primary spindle and a secondary spindle in a milling and drilling mechanism;

FIG. 8 is an exploded view of the primary spindle;

FIG. 9 is a schematic view of a transfer device;

FIG. 10 is a schematic diagram of an application of the transfer device;

FIG. 11 is a second schematic application diagram of the transfer device;

FIG. 12 is a schematic view of the structure of the first gripper assembly/the second gripper assembly in the transfer device;

fig. 13 is an exploded view of the first gripper assembly/second gripper assembly of the transfer device.

In the figure: 100. a compressor cylinder;

a0, a rotary processing table; a1, a base; a2, a workbench; a21, a vertical rotating shaft; a211, a second transmission gear; a22, conveying the butt joint station; a23, processing a butt joint station; a3, clamping the mechanism; a31, clamping; a4, a rotating mechanism; a41, a rotating motor; a42, a first transmission gear; a5, a locking mechanism;

a51, a positioning seat; a511, positioning groove; a52, clamping and fixing blocks; a53, locking a cylinder; a54, a guide rail; a6, a safety mechanism; a61, a first air guide block; a62, a second air guide block; a621, a second air guide channel; a63, lifting air cylinders;

b0, sixteen-axis machining center; b1, milling and drilling mechanism; b11, lifting frame; b111, a first sliding block; b12, machining a main shaft; b12a, a primary main shaft; B12B, a secondary spindle; b121, shaft body; b1211, mounting hole; b122, a primary transmission synchronizing wheel; b123, two-stage transmission synchronizing wheel; b124, clamping the cylinder; b1241, splint; b1242, clamping hole; b125, limiting ring; b1251, through hole; b126, drill bit; b13, a spindle motor; b14, a first synchronous belt; b15, a second synchronous belt; b2, a lifting mechanism; b21, a first movable frame; b211, a second sliding block; b22, a first sliding rail; b23, a first screw; b24, a first motor; b3, a first moving mechanism; b31, a second movable frame; b311, a third sliding block; b32, a second slide rail; b33, a second screw; b34, a second motor; b4, a second moving mechanism; b41, a base station; b42, a third slide rail; b43, a third screw; b44, a third motor;

c0, a transfer device; c1, a first frame body; c11, side plates; c2, a second frame body; c21, horizontal rotating shaft; c22, L-shaped connecting members; c221, first connection plate; c222, a second connecting plate; c3a, a first grabbing component; c3b, a second grabbing component; c31, pneumatic clamping jaw; c311, moving the block; c3111, a first rack portion; c312, L-shaped jaws; c3121, mounting plate; c3122, clamping plates; c3123, limiting block; c3124, bar-shaped holes; c3125, a second rack portion; c32, a pushing mechanism; c321, locating rack; c3211, locating plates; c322, push rod; c3221, a blocking portion; c323, pushing plate; c324, spring; c4, a rotating mechanism;

x, a first direction; y, second direction.

Detailed Description

The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 and 9, there is shown a machining modular unit of a compressor cylinder continuous machining line, comprising a rotary machining station A0, a machining center and a transfer device C0;

referring to fig. 2 again, the rotary processing table A0 is shown, the rotary processing table A0 includes a base A1, a workbench A2 rotatably disposed around a vertical rotation axis a21 is disposed on the base A1, and a conveying docking station a22 and a processing docking station a23 are symmetrically disposed on the upper surface of the workbench A2 with the vertical rotation axis a21 as the center; the conveying docking station A22 and the processing docking station A23 are respectively provided with a clamping mechanism A3, and the clamping mechanism A3 is provided with a plurality of clamps A31 for fixing the compressor cylinder 100; referring to fig. 1 and 9, the machining center is disposed above the machining docking station a23 to machine the compressor cylinder 100 on the clamping mechanism A3 of the machining docking station a23; the transfer device C0 is arranged above the conveying butt joint station A22 to take and place the compressor cylinder 100 on the clamping mechanism A3 of the conveying butt joint station A22.

Specifically, a rotary machining table A0 in the machining modularized unit is used for clamping and fixing the compressor cylinder 100 by using a clamping mechanism A3 on the rotary machining table A0, a conveying butt joint station A22 on a workbench A2 is used for butt joint of a machining center, and a machining butt joint station A23 is used for butt joint of a transfer device C0; when the machining center processes the compressor cylinder 100 on the machining butt joint station A23, the compressor cylinder 100 on the conveying butt joint station A22 is disassembled and assembled at the same time; thus, when the clamping mechanism A3 clamps the compressor cylinder 100 and the conveying mechanism conveys the compressor cylinder 100, the machining center is always in a machining state, and the machining efficiency can be effectively improved; a plurality of processing modularized units can be applied to the automatic production line of the compressor cylinder 100, each processing modularized unit correspondingly processes holes or grooves of different parts on the compressor cylinder 100, and each processing modularized unit is compact in beat, so that the integral processing beat of the automatic production line is more compact, and the processing efficiency of the compressor cylinder 100 is effectively improved.

Referring to fig. 2-4, in order to facilitate driving the workbench A2 to rotate, a rotating mechanism A4 for driving the workbench A2 to rotate is arranged on the base A1, the rotating mechanism A4 includes a rotating motor a41 and a first transmission gear a42 driven by the rotating motor a41 to rotate, a second transmission gear a211 is arranged on the vertical rotating shaft a21, and the first transmission gear a42 is meshed with the second transmission gear a 211. In this embodiment, the rotating motor a41 drives the workbench A2 to rotate 180 ° around the vertical rotation axis a21 each time, so that the positions of the two clamping mechanisms A3 are switched, the clamped compressor cylinder 100 to be processed is transferred to the processing docking station a23, and the processed compressor cylinder 100 is transferred to the conveying docking station a22.

Referring to fig. 2 and 3, preferably, the rotary processing table A0 further includes a locking mechanism A5, where the locking mechanism A5 includes two positioning seats a51 symmetrically disposed at the bottom of the working table A2 around the center of the vertical rotation axis a21, and a positioning groove a511 is disposed on a side surface of the positioning seat a51 close to the vertical rotation; the locking mechanism A5 further comprises a clamping block A52 movably arranged on the base A1, the clamping block A52 moves along the radial direction of the vertical rotating shaft A21, and the clamping block A52 is inserted into the positioning groove A511 to fix the workbench A2. The base A1 is provided with a guide rail a54 slidably connected with the clamping block a52, and a locking cylinder a53 for driving the clamping block a52 to move along the guide rail a54, so as to facilitate the stable movement of the clamping block a 52. Thus, when the clamping block a52 is inserted into the positioning groove a511 of the positioning seat a51, the workbench A2 cannot rotate, so that the workbench A2 is prevented from rotating when the machining center does not finish machining.

Referring to fig. 1, 2 and 4, preferably, the clamp a31 on the clamping mechanism A3 clamps the compressor cylinder 100 by using the air source as the driving force; the rotary processing table A0 further comprises a safety mechanism A6, wherein the safety mechanism A6 comprises a first air guide block A61 fixedly arranged on the workbench A2 and a second air guide block A62 which is arranged on the base A1 in a lifting manner, a first air guide channel communicated with the clamping mechanism A3 is arranged on the first air guide block A61, and an opening at one end of the first air guide channel is arranged on the bottom surface of the first air guide block A61; the second air guide block a62 is provided with a second air guide channel a621 which is communicated with an air source device (not shown), an opening at one end of the second air guide channel a621 is formed in the top surface of the second air guide block a62, and the top surface of the second air guide block a62 is in sealing contact with the bottom surface of the first air guide block a61, so that the first air guide channel and the second air guide channel a621 are communicated. Wherein, the second air guide block A62 is driven to lift by a lifting cylinder A63. Thus, when the second air guide block a62 is not combined with the first air guide block a61, the air source device cannot guide air to the clamping mechanism A3; that is, when the rotation position of the table A2 is wrong, the clamping mechanism A3 cannot clamp and fix the compressor cylinder 100, and the machining center does not work.

In this embodiment, in order to further improve the machining efficiency, 4 clamps a31 on the clamping mechanism A3 are provided, and the 4 clamps a31 are arranged in an equidistant manner along a straight line; the machining center is a sixteen-axis machining center B0, and can machine 4 compressor cylinders 100 at a time. The clamping mechanism A3 may adopt the prior art with the publication number CN211332232U, so specific structures and clamping principles thereof are not described herein.

Referring to fig. 5-7, the sixteen-axis machining center B0 is shown to include a milling and drilling mechanism B1, a lifting mechanism B2, a first moving mechanism B3, and a second moving mechanism B4; the drilling and milling mechanism comprises a lifting frame B11 and sixteen processing main shafts B12 which are rotatably and vertically arranged on the lifting frame B11, the sixteen processing main shafts B12 are arranged according to a4 multiplied by 4 array, a main shaft motor B13 is arranged on the lifting frame B11, and the sixteen processing main shafts B12 are simultaneously driven to rotate by the main shaft motor B13; the lifting mechanism B2 is used for driving the milling and drilling mechanism B1 to lift along the vertical direction; the first moving mechanism B3 is used for driving the milling and drilling mechanism B1 to move along a first direction X; the second moving mechanism B4 is configured to drive the milling and drilling mechanism B1 to move along a second direction Y, where the first direction X and the second direction Y are directions perpendicular to each other on a horizontal plane.

Referring to fig. 6 and 7, in order to facilitate the realization of a spindle motor B13 driving sixteen processing spindles B12 to rotate simultaneously, the processing spindles B12 include a primary spindle B12a and a secondary spindle B12B, the primary spindle B12a is provided with four, and the secondary spindle B12B is provided with twelve; the primary main shaft B12a is provided with a primary transmission synchronizing wheel B122 and a secondary transmission synchronizing wheel B123, and the secondary main shaft B12B is provided with a secondary transmission synchronizing wheel B123; the first-stage transmission synchronizing wheels B122 on the four first-stage main shafts B12a form a first-stage transmission group through a first synchronizing belt B14; the primary main shaft B12a and the secondary transmission synchronizing wheels B123 on the three secondary main shafts B12B form a secondary transmission group through a second synchronizing belt B15; one primary spindle B12a is in transmission connection with the spindle motor B13. In this embodiment, four primary spindles B12a are arranged in a2×2 array at the center of a4×4 array of the machining spindles B12; therefore, the first synchronous belt B14 and the second synchronous belt B15 can adopt the same specification, and are convenient to set.

Therefore, the drilling and milling mechanism can clamp different cutters through sixteen processing main shafts B12 which are arranged in a4 multiplied by 4 array, and the need of repeated cutter changing is avoided; compared with the existing mode of controlling and driving by adopting a plurality of spindle motors B13, the control is simpler, the difference between processed products is reduced, and the equipment cost is reduced; the first moving mechanism B3, the second moving mechanism B4 and the lifting mechanism B2 are utilized to adjust and move the position of the milling and drilling mechanism B1, so that flexible processing of the milling and drilling mechanism B1 in a three-dimensional space is realized. In this embodiment, sixteen processing spindles B12 may be divided into four groups according to rows or columns, and each group is provided with a tool of the same model, so that the milling and drilling mechanism B1 can process four holes or slots with different specifications on the compressor cylinder 100.

Referring to fig. 8, for convenience in tool changing, the primary spindle B12a and the secondary spindle B12B each include a shaft body B121, one end of the shaft body B121 is provided with a mounting hole B1211 axially arranged along the shaft body B121, a clamping cylinder B124 is disposed in the mounting hole B1211, a multi-petal clamping plate B1241 is formed on a side wall of the clamping cylinder B124 along a circumferential direction, a clamping hole B1242 is formed between the multi-petal clamping plates B1241, a drill bit B126 is disposed in the clamping hole B1242, a limiting ring B125 is screwed at an end of the shaft body B121, a through hole B1251 for the drill bit B126 to pass through is disposed on the limiting ring B125, and when the limiting ring B125 moves axially along the shaft body B121, the limiting ring B125 extrudes the clamping plate B1241, thereby making the multi-petal clamping plates 1241 approach the shaft center. Thus, the multi-petal clamping plates B1241 are closed to clamp the drill bit B126, and after the limiting ring B125 is unscrewed, the multi-petal clamping blocks are elastically reset to loosen the drill bit B126; the tool changing operation is convenient.

Referring to fig. 5, in particular, in order to facilitate lifting of the milling and drilling mechanism B1, the lifting mechanism B2 includes a first moving frame B21, a first sliding rail B22 vertically disposed and a first screw B23 parallel to the first sliding rail B22 are disposed on the first moving frame B21, and the first screw B23 is driven to rotate by a first motor B24; the lifting frame B11 is slidably arranged on the first sliding rail B22 through a first sliding block B111, and the lifting frame B11 is in threaded connection with the first screw rod B23. In this way, the first motor B24 drives the first screw B23 to rotate, and the first screw B23 drives the lifting frame B11 to lift along the first slide rail B22.

Referring to fig. 5, in particular, in order to facilitate the movement of the milling and drilling mechanism B1 along the first direction X, the first moving mechanism B3 includes a second moving frame B31, a second sliding rail B32 horizontally disposed along the first direction X and a second screw B33 disposed parallel to the second sliding rail B32 are disposed on the second moving frame B31, and the second screw B33 is driven to rotate by a second motor B34; the first moving frame B21 is slidably disposed on the second sliding rail B32 through a second slider B211, and the first moving frame B21 is in threaded connection with the second screw B33. In this way, the second motor B34 drives the second screw B33 to rotate, and the second screw B33 drives the first moving frame B21 to move along the second sliding rail B32, so as to realize that the milling and drilling mechanism B1 moves along the first direction X.

Referring to fig. 5, in particular, in order to facilitate the movement of the milling and drilling mechanism B1 along the second direction Y, the second moving mechanism B4 includes a base B41, a third sliding rail B42 horizontally disposed along the second direction Y and a third screw B43 disposed parallel to the third sliding rail B42 are disposed on the base B41, and the third screw B43 is driven to rotate by a third motor B44; the second moving frame B31 is slidably disposed on the third sliding rail B42 through a third slider B311, and the second moving frame B31 is in threaded connection with the third screw B43. In this way, the third motor B44 drives the third screw B43 to rotate, and the third screw B43 drives the second moving frame B31 to move along the third sliding rail B42, so as to realize the movement of the milling and drilling mechanism B1 along the second direction Y.

Referring to fig. 9 to 13, the transfer device C0 is shown, which includes a first frame C1, a second frame C2, a number of first grabbing components C3a, a number of second grabbing components C3b, and a rotating mechanism C4; the first frame body C1 is movably and liftable, and the second frame body C2 is rotatably arranged on the first frame body C1 around a horizontal rotating shaft C21; the first grabbing components C3a are arranged on the second frame body C2 at intervals along a horizontal straight line; the second grabbing components C3b are arranged on the second frame body C2 at intervals along a horizontal straight line, and the grabbing direction of the second grabbing components C3b is perpendicular to the grabbing direction of the first grabbing components C3 a; the rotating mechanism C4 drives the second frame body C2 to rotate around the horizontal rotating shaft C21, so that the grabbing directions of the first grabbing component C3a and the second grabbing component C3b are adjusted.

In this embodiment, the transferring operation of the transferring device C0 is described based on the prior art with publication number CN211332232U for the clamping mechanism A3, in the initial state, as shown in the view angle of fig. 10, the grabbing direction of the first grabbing component C3a is horizontal to the left, and the grabbing direction of the second grabbing component C3b is vertical to the down; the first grabbing component C3a grabs the compressor cylinder 100 to be processed firstly, the rotating mechanism C4 is used for driving the second frame body C2 to rotate, so that the grabbing directions of the first grabbing component C3a and the second grabbing component C3b are shown in fig. 11, at the moment, the grabbing direction of the second grabbing component C3b is horizontal to the left, the second grabbing component C3b grabs the compressor cylinder 100 of the clamping mechanism A3 on the conveying docking station a22 firstly, the rotating mechanism C4 drives the second frame body C2 to rotate and reset, the first grabbing component C3a places the compressor cylinder 100 to be processed on the clamping mechanism A3 on the conveying docking station a22 for clamping and fixing, and the first frame body C1 moves so that the second grabbing component C3b can convey the processed compressor cylinder 100 to a next working procedure or a set position; during the transfer process performed by the transfer device C0, the sixteen-axis machining center B0 is still performing machining. The sixteen-axis machining center B0 machines the end surface of the compressor cylinder 100 if the compressor cylinder 100 is horizontally placed when clamped, and the sixteen-axis machining center B0 machines the outer peripheral wall of the compressor cylinder 100 if the compressor cylinder 100 is vertically placed when clamped.

Referring to fig. 9 to 11, in order to facilitate the driving rotation, the rotation mechanism C4 includes a driving cylinder, a cylinder body of which is hinged to the first frame C1, and a piston rod of the driving cylinder (not shown) is hinged to the second frame C2; when the piston rod of the driving cylinder moves from one stroke limit to the other stroke limit, the grabbing directions of the first grabbing component C3a and the second grabbing component C3b are rotated by 90 degrees, and accurate switching of the grabbing directions of the first grabbing component C3a and the second grabbing component C3b is ensured. Specifically, the first frame body C1 includes two curb plates C11 that the interval set up, the second frame body C2 sets up between both sides board C11, be provided with an L type connecting element C22 on the second frame body C2, L type connecting element C22 includes mutually perpendicular's first connecting plate C221 and second connecting plate C222, first connecting plate C221 detachably fixes on the second frame body C2, second connecting plate C222 with the piston rod of actuating cylinder articulates. The moving track of the end part of the piston rod of the driving cylinder is arc-shaped.

Referring to fig. 9 to 13, for convenience of setup, the first grabbing component C3a and the second grabbing component C3b have the same structure, and the first grabbing component C3a and the second grabbing component C3b each include a pneumatic clamping jaw C31, and the compressor cylinder 100 is clamped by the pneumatic clamping jaw C31. The pneumatic clamping jaw C31 comprises two moving blocks C311 which are driven by air pressure to move away from or approach each other, wherein an L-shaped clamping jaw C312 is arranged on the moving block C311, the L-shaped clamping jaw C312 comprises a mounting plate C3121 and a clamping plate C3122 which are mutually perpendicular, a strip-shaped hole C3124 is arranged on the mounting plate C3121, and the strip-shaped hole C3124 on the mounting plate C3121 is connected to the moving block C311 through a bolt; the inner walls of the two clamping plates C3122 are clamped to the outer circumferential wall of the compressor cylinder 100; the inner wall of the clamping plate C3122 is convexly provided with a limiting block C3123, and the limiting block C3123 is used for blocking the end surface of the compressor cylinder 100 away from the pneumatic clamping jaw C31. Wherein the mounting position of the L-shaped jaw C312 on the moving block C311 can be adjusted through the bar-shaped hole C3124 so as to satisfy different sizes of compressor cylinders 100; when the clamping plate C3122 clamps the compressor cylinder 100, the limiting block C3123 can block the compressor cylinder 100 from moving in a direction away from the pneumatic clamping jaw C31, so as to ensure stable clamping.

Referring to fig. 12 and 13, it is preferable that the moving block C311 is provided with a first rack portion C3111 near the avoidance of the L-shaped jaw C312, the mounting plate C3121 is provided with a second rack portion C3125 near the wall surface of the moving block C311, and the first rack portion C3111 is engaged with the second rack portion C3125. In this way, by limiting the first rack portion C3111 and the second rack portion C3125, the movement block C311 and the mounting plate C3121 can be prevented from sliding relative to each other, and loosening is prevented from occurring when the compressor cylinder 100 is clamped.

Referring to fig. 12 and 13, preferably, in order to further improve stability when the compressor cylinder 100 is clamped, the first grabbing component C3a and the second grabbing component C3b further include a pushing mechanism C32, the pushing mechanism C32 includes a positioning frame C321, the positioning frame C321 includes a positioning plate C3211 perpendicular to the grabbing direction, a plurality of push rods C322 are slidably sleeved on the positioning plate C3211, a push plate C323 is fixedly connected to the push rods C322, a spring C324 is sleeved on the push rods C322, one end of the spring C324 is abutted on the positioning plate C3211, and the other end of the spring C324 is abutted on the push plate C323; a blocking part C3221 is arranged on the push rod C322, and the maximum travel of the push plate C323 away from the positioning plate C3211 is limited by the blocking part C3221; the push rod C322 pushes the compressor cylinder 100 to approach the end face of the pneumatic clamping jaw C31 under the driving of the spring C324. In this way, the push rod C322 and the stopper C3123 can clamp the compressor cylinder 100. In addition, the first grabbing component C3a and the second grabbing component C3b further include a sensor for sensing the position of the blocking portion C3221. In this way, the sensor determines whether the compressor cylinder 100 completely enters between the two clamping plates C3122 by sensing the position of the blocking portion C3221, so as to ensure that the limiting block C3123 on the clamping plate C3122 is located at one end of the compressor cylinder 100 away from the pneumatic clamping jaw C31 after the two clamping plates C3122 are folded.

In some specific embodiments, a plurality of the machining modularized units can form an automatic production line of the compressor cylinder 100, sixteen-axis machining centers B0 in each machining modularized unit contain 4 groups of cutters, and different holes or grooves on the compressor cylinder 100 are machined through different machining modularized units, so that one-time complete machining of the compressor cylinder 100 is realized, and the cutters are not required to be replaced except maintenance. Among them, a processing position adjusting device such as CN212100949U may be disposed between adjacent processing modularized units, the second grabbing component C3b on one transferring device C0 sends the compressor cylinder 100 to the rear processing position adjusting device, the gesture of the compressor cylinder 100 is adjusted by using the processing position adjusting device, and the first grabbing component C3a on the rear transferring device C0 may take a piece from the front processing position adjusting device. The processing modularized units of the embodiment have consistency and linkage, can flexibly form an automatic production line according to the compressor cylinders 100 with different types and specifications, and have high processing efficiency of the compressor cylinders 100.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (10)

1. A modular processing unit for a continuous compressor cylinder processing line, comprising:

the rotary processing table comprises a base, wherein a workbench which is rotatably arranged around a vertical rotating shaft is arranged on the base, and a conveying butt joint station and a processing butt joint station are symmetrically arranged on the upper surface of the workbench by taking the vertical rotating shaft as an axis center; clamping mechanisms are respectively arranged on the conveying butt joint station and the processing butt joint station, and a plurality of clamps used for fixing the compressor cylinder are arranged on the clamping mechanisms;

the machining center is arranged above the machining butt joint station to machine the compressor cylinder on the clamping mechanism of the machining butt joint station;

the transfer device is arranged above the conveying butt joint station, so that the compressor cylinder on the clamping mechanism of the conveying butt joint station is taken and placed.

2. The modular processing unit of claim 1, wherein the rotary processing table further comprises a locking mechanism comprising two positioning seats symmetrically arranged at the bottom of the workbench around the center of the vertical rotating shaft, and positioning grooves are formed on the side surfaces, close to the vertical rotation, of the positioning seats; the locking mechanism further comprises a clamping block movably arranged on the base, the clamping block moves along the radial direction of the vertical rotating shaft, and the clamping block is inserted into the positioning groove to fix the workbench.

3. The modular processing unit for a continuous processing line for compressor cylinders according to claim 2, wherein the clamp on the clamping mechanism clamps the compressor cylinders with the air source as a driving force; the rotary processing table further comprises a safety mechanism, wherein the safety mechanism comprises a first air guide block fixedly arranged on the workbench and a second air guide block which is arranged on the base in a lifting manner, a first air guide channel communicated with the clamping mechanism is arranged on the first air guide block, and an opening at one end of the first air guide channel is arranged on the bottom surface of the first air guide block; the second air guide block is provided with a second air guide channel communicated with the air source device, an opening at one end of the second air guide channel is formed in the top surface of the second air guide block, and the top surface of the second air guide block is in sealing butt joint with the bottom surface of the first air guide block, so that the first air guide channel is communicated with the second air guide channel.

4. The modular unit for processing a continuous processing line for compressor cylinders according to claim 1, wherein said processing center is a sixteen-axis processing center comprising:

the milling and drilling mechanism comprises a lifting frame and sixteen processing spindles which are rotatably and vertically arranged on the lifting frame, wherein the sixteen processing spindles are arranged in a4 multiplied by 4 array, a spindle motor is arranged on the lifting frame, and the sixteen processing spindles are simultaneously driven to rotate by the spindle motor;

the first moving mechanism is used for driving the milling and drilling mechanism to move along a first direction;

the second moving mechanism is used for driving the milling and drilling mechanism to move along a second direction, and the first direction and the second direction are mutually perpendicular directions on a horizontal plane;

and the lifting mechanism is used for driving the milling and drilling mechanism to lift along the vertical direction.

5. The modular processing unit for a continuous compressor cylinder processing line of claim 4, wherein the processing spindle comprises a primary spindle and a secondary spindle, the primary spindle being four and the secondary spindle being twelve; the primary main shaft is provided with a primary transmission synchronous wheel and a secondary transmission synchronous wheel, and the secondary main shaft is provided with a secondary transmission synchronous wheel; the first-stage transmission synchronizing wheels on the four first-stage main shafts form a first-stage transmission group through a first synchronous belt; the primary main shaft and the secondary transmission synchronizing wheels on the three secondary main shafts form a secondary transmission group through a second synchronous belt; one of the primary spindles is in transmission connection with the spindle motor.

6. The modular processing unit for a continuous processing line for compressor cylinders according to claim 1, wherein said transfer means comprise:

the first frame body is movable and liftable;

the second frame body is rotatably arranged on the first frame body around the horizontal rotating shaft;

the first grabbing components are arranged on the second frame body at intervals along a horizontal straight line;

the second grabbing components are arranged on the second frame body at intervals along a horizontal straight line, and grabbing directions of the second grabbing components are perpendicular to grabbing directions of the first grabbing components;

and the rotating mechanism drives the second frame body to rotate around the horizontal rotating shaft, so that the grabbing directions of the first grabbing component and the second grabbing component are adjusted.

7. The modular processing unit for a continuous processing line for compressor cylinders according to claim 6, wherein the rotating mechanism comprises a driving cylinder, the cylinder body of the driving cylinder is hinged on the first frame body, and the piston rod of the driving cylinder is hinged on the second frame body; when the piston rod of the driving cylinder moves from one stroke limit to the other stroke limit, the grabbing directions of the first grabbing component and the second grabbing component rotate by 90 degrees.

8. The modular processing unit for a continuous compressor cylinder processing line of claim 7, wherein the first gripping assembly and the second gripping assembly each comprise a pneumatic jaw with which the compressor cylinder is gripped; the pneumatic clamping jaw comprises two moving blocks which are driven by air pressure to be far away from or close to each other, wherein an L-shaped clamping jaw is arranged on the moving blocks, the L-shaped clamping jaw comprises a mounting plate and a clamping plate which are mutually perpendicular, a strip-shaped hole is formed in the mounting plate, and the strip-shaped hole in the mounting plate is connected to the moving blocks through bolts; the inner walls of the two clamping plates are clamped on the outer peripheral wall of the compressor cylinder; the inner wall of grip block epirelief is equipped with the stopper, the stopper is used for stopping the compressor cylinder to keep away from the terminal surface of pneumatic clamping jaw.

9. The modular processing unit of claim 8, wherein the first grabbing component and the second grabbing component further comprise a pushing mechanism, the pushing mechanism comprises a positioning frame, the positioning frame comprises a positioning plate perpendicular to the grabbing direction, a plurality of pushing rods are slidably sleeved on the positioning plate, pushing plates are fixedly connected to the pushing rods, springs are sleeved on the pushing rods, one ends of the springs are abutted to the positioning plate, and the other ends of the springs are abutted to the pushing plates; the push rod is provided with a blocking part, and the maximum travel of the push plate away from the positioning plate is limited by the blocking part; under the drive of the spring, the push rod pushes the compressor cylinder to be close to the end face of the pneumatic clamping jaw.

10. The modular processing unit of claim 8, wherein the moving block is provided with a first rack portion adjacent to the avoidance of the L-shaped jaw, the mounting plate is provided with a second rack portion adjacent to the wall of the moving block, and the first rack portion is engaged with the second rack portion.

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