CN219379745U

CN219379745U - Machining exchange workbench

Info

Publication number: CN219379745U
Application number: CN202320339996.3U
Authority: CN
Inventors: 李汉德; 陈小峰; 陈嘉霖
Original assignee: Guangdong Pusheng New Energy Technology Co ltd
Current assignee: Guangdong Pusheng New Energy Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-07-21
Anticipated expiration: 2033-02-28

Abstract

A processing exchange workbench comprises a base, a first rotating mechanism, a rotary table, a processing mechanism, a rotating shaft clamping mechanism, a second rotating mechanism, two discs, two rotary tables and two brackets, and a disc moving mechanism capable of enabling the discs to translate and lift; the first rotating mechanism is arranged on the base, and the turntable is arranged on the power output end of the first rotating mechanism; the rotary table is provided with a loading and unloading station and a processing station, the rotary table is rotatably arranged on the disc, the bracket is arranged on the rotary table, one side of the bracket is provided with two axial element installation positions, and the other side of the bracket is provided with two lateral element installation positions; the outer edge of the turntable is provided with two outward-opening access notches which are communicated with the annular positioning groove; the processing mechanism is installed on the base in a lifting manner and is positioned on one side of the processing station. The utility model can complete the element processing tasks in four processing directions on the same equipment at one time, shortens the processing beat, improves the equipment utilization rate and the production efficiency, and reduces the comprehensive processing cost.

Description

Machining exchange workbench

Technical Field

The utility model relates to the technical field of electric air conditioner compressors, in particular to a machining exchange workbench.

Background

The motor compressor is characterized in that a pump body assembly and a driving motor of the compressor are arranged in a shell of the motor compressor, a driver, an air suction and exhaust mechanism and a mounting structure are arranged outside the shell, the inner and outer structure is complex, the machining precision requirement is high, and the machining process is complex.

The front structure of the present motor-driven compressor housing is shown in fig. 8. The housing of the motor-driven compressor is provided with four machining directions (shown in fig. 9) of an axial direction (in an inner hole of the housing), a first lateral direction, a second lateral direction and a third lateral direction, and composite machining elements are arranged in each machining direction, wherein:

axial direction: six threaded holes 02 are distributed on the end face 01 of the shell, three stepped holes 03/04/05 are formed in the shell, the aperture tolerance of the three stepped holes is required to be within 0.04, the roughness is within Ra08, the depth of the steps 06/07/08 is required to be higher, and the depth deviation from the steps 06 to the end face 01 is not more than +/-0.015;

first lateral direction: a mounting surface 09, an annular surface 011 and oval step holes 012 are distributed on the first side wall of the shell; the mounting surface 09 is used for mounting a compressor driver, and four mounting holes 010 are distributed on the mounting surface 09; annular face 011 is used to mount the seal ring of the driver; the oval step hole 012 is used for sealing the wire holder and the sealing ring, two ends of the oval step hole 012 are provided with snap spring grooves 013, and the snap spring grooves 013 are used for installing snap springs to fix the sealing wire holder;

second side direction: three mounting holes 014, end faces 015 of the three mounting holes, an air suction hole end face 016, an air suction hole 017, threaded holes 018 and a marking face 019 are distributed on the second side wall of the shell;

third side direction: and three mounting holes 020 symmetrically distributed with the second side wall and the cross section 021 of the holes are arranged on the third side wall of the shell.

The processing sequence of the processing elements is generally as follows: axial component machining-first lateral component machining-second lateral component machining-third lateral component machining. The processing mode belongs to a sequencing processing mode, is at least divided into four working procedures for processing, can only process processing elements in the same direction each time, and is carried out on different equipment, and the clamping, the processing and the unloading of the shell are respectively required.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a processing exchange workbench, which can finish element processing tasks in four processing directions on the same equipment at one time, shorten processing beats, improve equipment utilization rate and production efficiency and reduce comprehensive processing cost.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a processing exchange table, characterized in that: the device comprises a base, a first rotating mechanism, a turntable, a processing mechanism, a rotating shaft clamping mechanism, a second rotating mechanism, two discs, two turntables and two brackets, and a disc movement mechanism capable of enabling the discs to translate and lift; the first rotating mechanism is arranged on the base, and the turntable is arranged on the power output end of the first rotating mechanism; the rotary table is provided with a loading and unloading station and a processing station, annular positioning grooves are respectively formed in the loading and unloading station and the processing station, two discs are respectively positioned in the corresponding annular positioning grooves, the two rotary tables are respectively rotatably installed on the corresponding discs, two brackets are respectively installed on the corresponding rotary tables, one side of each bracket is provided with two axial element installation positions, and the other side of each bracket is provided with two lateral element installation positions; the outer edge of the turntable is provided with two outward-opening access notches which are respectively communicated with the two annular positioning grooves; the processing mechanism is arranged on the base in a lifting manner and is positioned at one side of the processing station; the disc movement mechanism is arranged on the base and is positioned below the annular positioning groove on the processing station and the processing mechanism, and the access notch on the processing station is positioned right above the translation path of the disc movement mechanism; the second rotating mechanism is arranged at the power output end of the disc moving mechanism, and the rotating shaft clamping mechanism is arranged at the power output end of the second rotating mechanism and is connected and matched with the rotating shaft of the turntable on the processing station.

The loading and unloading station on the turntable is used for loading and unloading the processed workpiece; the processing station on the turntable is used for processing a workpiece. Each bracket adopts a quarter structure and is provided with two axial element installation positions and two lateral element installation positions, two processed workpieces needing to be processed by the axial elements can be installed on the axial element installation positions, two processed workpieces needing to be processed by the lateral elements are installed on the lateral element installation positions, and a turntable at the processing positions is rotated by 90 degrees through a second rotating mechanism, so that the processing of the four direction elements can be completed.

The loading and unloading station and the processing station on the turntable can work simultaneously.

In a preferred embodiment, the axial element mounting position is provided with an axial fixing mechanism capable of fixing the workpiece, and the lateral element mounting position is provided with a lateral fixing mechanism capable of fixing the workpiece. When the workpiece is mounted on the axial element mounting position, the axial fixing mechanism is required to fix the workpiece before processing; when the processed workpiece is mounted on the lateral element mounting position, the processed workpiece can be processed only after the lateral fixing mechanism is used for fixing the processed workpiece, so that the stability of the processed workpiece in the processing process is ensured.

In a further preferred scheme, the axial fixing mechanism comprises a first supporting plate, a first oil cylinder, an L-shaped rocker arm, a pressure head, a backstop rod and a first return spring, wherein the first supporting plate and the first oil cylinder are both arranged on the bracket, and the first supporting plate is positioned below the first oil cylinder; the middle part of the L-shaped rocker arm is hinged on the bracket, the trigger arm of the L-shaped rocker arm is in contact fit with the tail end of the ejector rod of the first oil cylinder, the pressure head is arranged on the pressing arm of the L-shaped rocker arm, and the pressure head faces the first supporting plate; the retaining rod is arranged on the bracket and is positioned between the middle part of the L-shaped rocker arm and the first oil cylinder, and the trigger arm of the L-shaped rocker arm corresponds to the retaining rod; the bracket is provided with a cross rod, the cross rod is positioned below the middle part of the L-shaped rocker arm, and the first reset spring is sleeved on the cross rod and positioned between the trigger arm of the L-shaped rocker arm and the bracket. When the machined workpiece is arranged on the axial element installation position, the bottom of the machined workpiece is supported by the first supporting plate, and the machined workpiece is positioned; and then the ejector rod of the first oil cylinder extends outwards to prop against the trigger arm of the L-shaped rocker arm, so that the pressing arm of the L-shaped rocker arm swings downwards to drive the pressing head to press the top of the workpiece to be processed, and the pressing head can swing within a small angle range to adapt to the possible irregular shape of the outer wall of the workpiece to be processed. When the ejector rod of the first oil cylinder is retracted, the first reset spring can outwards prop up the trigger arm of the L-shaped rocker arm, so that the pressing arm of the L-shaped rocker arm is loosened; the retaining rod can support the trigger arm of the L-shaped rocker arm when the trigger arm of the L-shaped rocker arm swings inwards, and the retreating position of the trigger arm of the L-shaped rocker arm is limited.

In a further preferred scheme, the lateral fixing mechanism comprises a second supporting plate, a second oil cylinder, a support, an end sleeve, a wedge block, a pressing plate and a second reset spring, wherein the second supporting plate, the second oil cylinder and the support are all arranged on the bracket, and the second supporting plate is arranged below the support; the end sleeve is arranged on the support, the end sleeve is provided with a first through hole which is internally and externally communicated, the bottom of the first through hole is provided with a second through hole, the wedge block and the pressing block are overlapped up and down and are positioned in the first through hole, the inner end of the wedge block is connected with the tail end of the ejector rod of the second oil cylinder, the lower end part of the pressing block passes through the second through hole and is positioned below the end sleeve, and the pressing disc is arranged on the lower end part of the pressing block; the thickness of the wedge block is gradually reduced from inside to outside, and a first inclined plane is arranged on the lower surface of the wedge block; the thickness of the upper end part of the pressing block is gradually increased from inside to outside, the upper surface of the upper end part of the pressing block is provided with a second inclined surface matched with the first inclined surface, and the second inclined surface is in contact fit with the first inclined surface; the inner edge of the opening at the lower end of the second through hole is provided with a limiting step, the lower surface of the upper end part of the pressing block is provided with a limiting convex edge, and the second reset spring is sleeved on the middle part of the pressing block and is positioned between the limiting convex edge and the limiting step. When the workpiece is arranged on the side element installation position, the bottom of the workpiece is supported by the second supporting plate, and the workpiece is positioned; and then the ejector rod of the second oil cylinder extends outwards to push the wedge block in the first through hole to move outwards, the inner thickness of the wedge block is thin, the outer thickness of the upper end part of the pressing block is thin, the first inclined surface on the lower surface of the wedge block gradually extrudes the second inclined surface on the upper end part of the pressing block in the outwards moving process and is guided by each second inclined surface, the inner end of the thicker first inclined surface is pressed by the outer end of the thicker second inclined surface, the lower end part of the pressing block is continuously ejected downwards from the second through hole under the elastic action of the second reset spring to drive the pressing disc to move downwards to compress the top part of a machined piece, and the pressing disc can swing within a small angle range to adapt to the irregular shape possibly existing on the outer wall of the machined piece. The second reset spring is limited between the limiting convex edge and the limiting step, so that the second reset spring can be limited in the second through hole, and the second reset spring is prevented from being separated from the second through hole.

In a preferred scheme, the width of the access notch is smaller than the inner diameter of the annular positioning groove. Through this kind of setting, can avoid the disc to pass through the access breach and break away from out from annular constant head tank.

In the preferred scheme, the center of disc is equipped with the third through-hole, and the end bearing is installed to the upper end opening border of third through-hole, installs ball bearing in the third through-hole, the carousel is installed on end bearing to the pivot of carousel passes the end bearing back and is connected with ball bearing's inner circle. When the bracket is pushed, the turntable is driven to rotate along the end face bearing, so that the turntable can be rotatably arranged on the disc, and the rotation exchange between the axial element installation position and the lateral element installation position on the bracket is realized.

In a further preferred scheme, an elastic positioning body is arranged between the turntable and the disc. The elastic positioning body can play a certain buffering supporting role on the turntable, and abrasion between the turntable and the end face bearing can be reduced when the turntable rotates.

In a preferred scheme, a handle is arranged on the side face of the bracket. The handle can be used for manually pushing the bracket when being assembled and disassembled, so that the bracket drives the turntable to rotate on the disc.

In the preferred scheme, a baffle is arranged on the rotary table, and the baffle is positioned between the loading and unloading station and the processing station. The partition plate divides the turntable into a loading and unloading station and a processing station.

In the preferred scheme, the annular positioning groove is internally provided with a positioning pin which runs up and down, and the lower surface of the disc is provided with a positioning hole which is in plug-in fit with the positioning pin. When the disc is in the annular positioning groove, the positioning pin is inserted into the positioning hole, so that the disc can be positioned in the annular positioning groove.

In a preferred scheme, the processing mechanism comprises a first guide rail, a first sliding block and a processing tool, and a lifting driving mechanism capable of driving the first sliding block to lift up and down; the first guide rail is vertically arranged on the base, and the first sliding block is positioned on the first guide rail and can be lifted up and down along the first guide rail; the processing tool is detachably arranged on the first sliding block and correspondingly matched with the axial element installation position or the lateral element installation position on the bracket. When the disc moving mechanism translates the disc on the processing station, the turntable on the disc moving mechanism and the bracket to one side of the processing mechanism, the lifting driving mechanism drives the first sliding block to lift up and down along the first guide rail, so that a processing tool on the first sliding block corresponds to a processed workpiece on the axial element installation position or a processed workpiece on the lateral element installation position on the bracket, and the processing tool is driven to process the processed workpiece on the axial element installation position or the processed workpiece on the lateral element installation position. The processing tool can be automatically replaced according to different processing elements.

In the preferred scheme, the disc movement mechanism comprises a translation seat and a lifting seat, the base is provided with a translation mechanism capable of driving the translation seat to translate, the translation seat is provided with a lifting mechanism capable of driving the lifting seat to lift, and the second rotation mechanism is arranged on the lifting seat; the translation mechanism is positioned below the annular positioning groove on the processing station and between the annular positioning groove and the processing mechanism. During processing, the translation seat and the lifting mechanism, the second rotating mechanism and the rotating shaft clamping mechanism on the translation seat are driven by the translation mechanism to translate, and then the second rotating mechanism and the rotating shaft clamping mechanism on the second rotating mechanism are driven by the lifting mechanism to move up and down. The translation mechanism, the lifting mechanism, the first rotating mechanism, the second rotating mechanism and the rotating shaft clamping mechanism are all common in the art, and therefore are not described in detail herein.

Compared with the prior art, the utility model has the following advantages:

the processing exchange workbench can exchange processed workpieces on two stations through reciprocating rotary motion, can process elements in different processing directions, can finish element processing tasks in four processing directions on the same equipment at one time, does not occupy equipment time in the clamping and unloading processes, shortens processing beats, improves equipment utilization rate and production efficiency, and reduces comprehensive processing cost.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of the structure between the disc, turntable and bracket in an embodiment of the utility model;

FIG. 4 is a schematic view of machining an axial element of a workpiece in an embodiment of the utility model;

FIG. 5 is a schematic view of a second lateral element of a workpiece being processed in accordance with an embodiment of the utility model;

FIG. 6 is a schematic view of a third side element of a workpiece being processed in accordance with an embodiment of the utility model;

FIG. 7 is a schematic view of processing a first lateral element of a workpiece in accordance with an embodiment of the utility model;

FIG. 8 is a schematic diagram of the front structure of an electric compressor housing in the background of the utility model;

fig. 9 is a schematic view of the axial direction, the first side direction, the second side direction and the third side direction of the housing in the background of the utility model.

Detailed Description

The utility model is described in detail below with reference to the drawings and the specific embodiments.

As shown in fig. 1 to 3, the machining exchange table in the present embodiment includes a base 1, a first rotating mechanism 2, a turntable 3, a machining mechanism 4, a spindle clamping mechanism 5, a second rotating mechanism 6, two disks 7, two turntables 8, and two brackets 9, and a disk moving mechanism 10 capable of translating and lifting the disks 7; the first rotating mechanism 2 is arranged on the base 1, and the turntable 3 is arranged on the power output end of the first rotating mechanism 2; the rotary table 3 is provided with a loading and unloading station 31 and a processing station 32, the loading and unloading station 31 and the processing station 32 are respectively provided with an annular positioning groove 33, two discs 7 are respectively positioned in the corresponding annular positioning grooves 33, two rotary tables 8 are respectively rotatably arranged on the corresponding discs 7, two brackets 9 are respectively arranged on the corresponding rotary tables 8, one side of each bracket 9 is provided with two axial element mounting positions 91, and the other side of each bracket 9 is provided with two lateral element mounting positions 92; the outer edge of the turntable 3 is provided with two outward-opening access notches 34, and the two access notches 34 are respectively communicated with the two annular positioning grooves 33; the processing mechanism 4 is arranged on the base 1 in a lifting manner and is positioned at one side of the processing station 32; the disc movement mechanism 10 is arranged on the base 1 and is positioned below the annular positioning groove 33 on the processing station 32 and between the processing mechanism 4, and the access notch 34 on the processing station 32 is positioned right above the translation path of the disc movement mechanism 10; the second rotating mechanism 6 is arranged on the power output end of the disc moving mechanism 10, and the rotating shaft clamping mechanism 5 is arranged on the power output end of the second rotating mechanism 6 and is connected and matched with the rotating shaft 81 of the turntable 8 on the processing station 32.

The loading and unloading station 31 on the turntable 3 is used for loading and unloading the workpiece 11; the processing station 32 on the turntable 3 is used for processing the workpiece 11. Each of the brackets 9 has a quarter structure, and has two axial element mounting positions 91 and two lateral element mounting positions 92, so that two workpieces 11 requiring axial element machining can be mounted on the axial element mounting positions 91, and two workpieces 11 requiring lateral element machining can be mounted on the lateral element mounting positions 92, and the turntable 8 at the machining position can be rotated by 90 ° by the second rotating mechanism 6, thereby completing the machining of the four-direction elements.

The loading and unloading station 31 and the processing station 32 on the turntable 3 can work simultaneously.

Loading and unloading processes of the loading and unloading station 31: the work pieces 11 on the two side element mounting positions 92 have completed the entire processing; the processed workpiece 11 on the two axial element mounting positions 91 only completes the axial element processing, and belongs to the semi-finished processed workpiece 11 with the processed axial elements; firstly, unloading finished product workpieces 11 on two side element mounting positions 92, rotating a rotary table 8 on a loading and unloading station 31 on a disc 7 to drive a bracket 9 and two axial element mounting positions 91 on the bracket to rotate to an in-out notch 34 of the loading and unloading station 31, unloading semi-finished product workpieces 11 on the two axial element mounting positions 91 after the axial elements are machined, and then mounting two new blanks of the workpieces 11 on the two axial element mounting positions 91; the turntable 8 on the loading and unloading station 31 is rotated on the disc 7 to drive the bracket 9 and the two lateral element mounting positions 92 on the bracket to rotate to the access notch 34 of the loading and unloading station 31, and then the two semi-finished product workpieces 11 with machined axial elements are mounted on the corresponding lateral element mounting positions 92 to wait for machining. After the loading is completed, the turntable 3 rotates 180 degrees in a clockwise direction through the first rotating mechanism 2, so that the bracket 9 to be processed rotates to the processing station 32.

The processing procedure of the processing station 32: the processing sequence of the processing elements is that axial element processing, second lateral element processing, third lateral element processing and first lateral element processing are carried out; firstly, translating the disc moving mechanism 10 to the lower part of an annular positioning groove 33 on a processing station 32, driving the second rotating mechanism 6 and the rotating shaft clamping mechanism 5 to ascend through the disc moving mechanism 10, driving the rotating shaft clamping mechanism 5 to clamp a rotating shaft 81 of a turntable 8 on the processing station 32, driving the second rotating mechanism 6 and the rotating shaft clamping mechanism 5 to continuously ascend through the disc moving mechanism 10, enabling the disc 7 to be separated from the annular positioning groove 33 on the processing station 32 and to be positioned above the annular positioning groove 33, and driving the second rotating mechanism 6, the rotating shaft clamping mechanism 5, the disc 7 and all components on the disc 7 to pass through an access notch 34 and move towards the processing mechanism 4 through the disc moving mechanism 10; after the axial element mounting positions 91 on the carrier 9 are associated with the machining means 4, machining the axial elements of the workpiece 11 on the two axial element mounting positions 91 by the machining means 4 (as shown in fig. 4); then, the second rotating mechanism 6 drives the rotary shaft clamping mechanism 5 and the turntable 8 and the bracket 9 thereon to rotate 90 degrees in the counterclockwise direction, so that the second side wall of the workpiece 11 on the two side element mounting positions 92 corresponds to the processing mechanism 4, and the processing mechanism 4 processes the second side element of the workpiece 11 on the two side element mounting positions 92 (as shown in fig. 5); then, the second rotating mechanism 6 drives the rotary shaft clamping mechanism 5 and the turntable 8 and the bracket 9 thereon to rotate 180 ° clockwise, so that the third side wall of the workpiece 11 on the two side element mounting positions 92 corresponds to the machining mechanism 4, and the machining mechanism 4 machines the third side element of the workpiece 11 on the two side element mounting positions 92 (as shown in fig. 6); then, the second rotating mechanism 6 drives the spindle chuck mechanism 5 and the turntable 8 and the bracket 9 thereon to rotate 90 ° in the clockwise direction, so that the first side walls of the workpiece 11 on the two side element mounting positions 92 correspond to the machining mechanism 4, and the machining mechanism 4 machines the first side elements of the workpiece 11 on the two side element mounting positions 92 (as shown in fig. 7). After the processing is finished, the second rotating mechanism 6, the rotating shaft clamping mechanism 5, the disc 7 and all parts thereon are driven by the disc moving mechanism 10 to move towards the direction of the processing station 32, the disc 7 is positioned above the annular positioning groove 33 after passing through the access notch 34, and then the second rotating mechanism 6, the rotating shaft clamping mechanism 5, the disc 7 and all parts thereon are driven by the disc moving mechanism 10 to descend, so that the disc 7 is positioned in the annular positioning groove 33 on the processing station 32 again; then, the rotating shaft clamping mechanism 5 is loosened to enable the rotating shaft 81 of the turntable 8 on the processing station 32, and the second rotating mechanism 6 and the rotating shaft clamping mechanism 5 are driven to continuously descend through the disc moving mechanism 10, so that the rotating shaft clamping mechanism 5 is positioned below the rotating shaft 81 of the turntable 8 and is not contacted with the rotating shaft 81 of the turntable 8, and the rotating shaft clamping mechanism 5 is prevented from obstructing the rotation of the turntable 3; finally, the turntable 3 rotates 180 ° counterclockwise by the first rotation mechanism 2, and the processed workpiece 11 is rotated from the processing station 32 to the loading and unloading station 31, thereby entering the next cycle.

The axial element mounting position 91 is provided with an axial fixing mechanism 93 capable of fixing the workpiece 11, and the lateral element mounting position 92 is provided with a lateral fixing mechanism 94 capable of fixing the workpiece 11. When the workpiece 11 is mounted on the axial element mounting position 91, the workpiece 11 needs to be fixed by the axial fixing mechanism 93 and then processed; when the workpiece 11 is mounted on the lateral element mounting position 92, the workpiece 11 needs to be fixed by the lateral fixing mechanism 94 before being processed, so as to ensure the stability of the workpiece 11 during processing.

The axial fixing mechanism 93 includes a first pallet 931, a first cylinder 932, an L-shaped rocker arm 933, a ram 934, a retaining rod 935, and a first return spring 936, the first pallet 931, the first cylinder 932 are mounted on the bracket 9, and the first pallet 931 is located below the first cylinder 932; the middle part of the L-shaped rocker 933 is hinged on the bracket 9, the trigger arm 9331 of the L-shaped rocker 933 is in contact fit with the tail end of the ejector rod of the first oil cylinder 932, the pressure head 934 is arranged on the pressing arm 9332 of the L-shaped rocker 933, and the pressure head 934 faces the first supporting plate 931; the retaining rod 935 is mounted on the bracket 9 between the middle of the L-shaped rocker arm 933 and the first cylinder 932, and the trigger arm 9331 of the L-shaped rocker arm 933 corresponds to the retaining rod 935; the bracket 9 is provided with a cross bar 937, the cross bar 937 is positioned below the middle part of the L-shaped rocker 933, and a first return spring 936 is sleeved on the cross bar 937 and positioned between the trigger arm 9331 of the L-shaped rocker 933 and the bracket 9. When the workpiece 11 is set on the axial element mounting position 91, the bottom of the workpiece 11 is held by the first support plate 931 to position the workpiece 11; the ejector rod of the first oil cylinder 932 extends outwards to tightly press the trigger arm 9331 of the L-shaped rocker arm 933, the pressing arm 9332 of the L-shaped rocker arm 933 swings downwards to drive the press head 934 to press the top of the workpiece 11, and the press head 934 can swing within a small angle range to adapt to possible irregular shapes of the outer wall of the workpiece 11. When the ram of the first cylinder 932 is retracted, the first return spring 936 can outwardly prop the trigger arm 9331 of the L-shaped rocker 933, releasing the pressing arm 9332 of the L-shaped rocker 933; the retaining rod 935 is capable of abutting the trigger arm 9331 of the L-shaped rocker arm 933 when the trigger arm 9331 of the L-shaped rocker arm 933 swings inward, limiting the retracted position of the trigger arm 9331 of the L-shaped rocker arm 933.

The lateral fixing mechanism 94 comprises a second supporting plate 941, a second oil cylinder 942, a support 943, an end sleeve 944, a wedge block 945, a pressing block 946, a pressing disc 947 and a second return spring 948, wherein the second supporting plate 941, the second oil cylinder 942 and the support 943 are all arranged on the bracket 9, and the second supporting plate 941 is arranged below the support 943; the end sleeve 944 is arranged on the support 943, the end sleeve 944 is provided with a first through hole 9441 which is internally and externally communicated, the bottom of the first through hole 9441 is provided with a second through hole 9442, the wedge block 945 and the pressing block 946 are overlapped up and down and are positioned in the first through hole 9441, the inner end of the wedge block 945 is connected with the tail end of a push rod of the second oil cylinder 942, the lower end part of the pressing block 946 passes through the second through hole 9442 and is positioned below the end sleeve 944, and the pressing plate 947 is arranged on the lower end part of the pressing block 946; the thickness of the wedge block 945 gradually decreases from inside to outside, and a first inclined plane 9451 is arranged on the lower surface of the wedge block 945; the thickness of the upper end part of the pressing block 946 gradually increases from inside to outside, the upper surface of the upper end part of the pressing block 946 is provided with a second inclined surface 9461 matched with the first inclined surface 9451, and the second inclined surface 9461 is in contact fit with the first inclined surface 9451; the inner edge of the lower end opening of the second through hole 9442 is provided with a limit step 9443, the lower surface of the upper end part of the pressing block 946 is provided with a limit convex edge 9462, and the second return spring 948 is sleeved on the middle part of the pressing block 946 and is positioned between the limit convex edge 9462 and the limit step 9443. When the workpiece 11 is placed on the side element mounting position 92, the bottom of the workpiece 11 is supported by the second support plate 941 to position the workpiece 11; the ejector rod of the second cylinder 942 is extended outwards to push the wedge block 945 in the first through hole 9441 to move outwards, the inner thickness of the wedge block 945 is thinner than the outer thickness of the upper end of the pressing block 946, the first inclined plane 9451 on the lower surface of the wedge block 945 gradually extrudes the second inclined plane 9461 on the upper end of the pressing block 946 in the outwards moving process and is guided by each second inclined plane 9461, the inner end of the thicker first inclined plane 9451 is pressed by the outer end of the thicker second inclined plane 9461, and the lower end of the pressing block 946 is continuously ejected downwards from the second through hole 9442 under the elastic action of the second return spring 948 to drive the pressing plate 947 to move downwards to compress the top of the machined piece 11, and the pressing plate 947 can swing within a small angle range to adapt to the irregular shape possibly existing on the outer wall of the machined piece 11. The second return spring 948 is limited between the limiting flange 9462 and the limiting step 9443, so that the second return spring 948 can be limited in the second through hole 9442, and the second return spring 948 is prevented from being separated from the second through hole 9442.

The width of the access notch 34 is smaller than the inner diameter of the annular positioning groove 33. By this arrangement, the disc 7 can be prevented from coming out of the annular positioning groove 33 through the access notch 34.

The center of the disc 7 is provided with a third through hole 71, an end face bearing 72 is arranged at the opening edge of the upper end of the third through hole 71, a ball bearing 73 is arranged in the third through hole 71, the rotary disc 8 is arranged on the end face bearing 72, and a rotary shaft 81 of the rotary disc 8 passes through the end face bearing 72 and then is connected with the inner ring of the ball bearing 73. When the bracket 9 is pushed, the turntable 8 is driven to rotate along the end face bearing 72, so that the turntable 8 is rotatably arranged on the disc 7, and the rotation exchange between the axial element mounting position 91 and the lateral element mounting position 92 on the bracket 9 is realized.

An elastic positioning body 74 is arranged between the turntable 8 and the disc 7. The elastic positioning body 74 can play a certain role in buffering and supporting the turntable 8, and can reduce abrasion between the turntable 8 and the end face bearing 72 when the turntable 8 rotates.

A handle 95 is provided on the side of the bracket 9. The handle 95 can be used to manually push the bracket 9 during loading and unloading, so that the bracket 9 drives the turntable 8 to rotate on the disc 7.

The turntable 3 is provided with a partition 35, the partition 35 being located between the loading and unloading station 31 and the processing station 32. The partition 35 separates the turntable 3 into the loading and unloading stations 31 and the processing station 32.

The annular positioning groove 33 is provided with a positioning pin 36 which runs up and down, and the lower surface of the disc 7 is provided with a positioning hole 75 which is in plug-in fit with the positioning pin 36. When the disc 7 is in the annular positioning groove 33, the positioning pin 36 is inserted into the positioning hole 75, so that the disc 7 can be positioned in the annular positioning groove 33.

The processing mechanism 4 includes a first guide rail 41, a first slider 42, and a processing tool 43, and a lift driving mechanism (not shown) capable of driving the first slider 42 to lift up and down; the first guide rail 41 is vertically arranged on the base 1, and the first sliding block 42 is positioned on the first guide rail 41 and can be lifted up and down along the first guide rail 41; the machining tool 43 is detachably mounted on the first slider 42 and is correspondingly engaged with the axial element mounting position 91 or the lateral element mounting position 92 on the bracket 9. When the disc movement mechanism 10 translates the disc 7 on the processing station 32 and the turntable 8 and the bracket 9 thereon to one side of the processing mechanism 4, the lifting drive mechanism drives the first slider 42 to lift up and down along the first guide rail 41, so that the processing tool 43 on the first slider 42 corresponds to the workpiece 11 of the axial element mounting position 91 or the workpiece 11 of the lateral element mounting position 92 on the bracket 9, and the processing tool 43 is driven to process the workpiece 11 of the axial element mounting position 91 or the workpiece 11 of the lateral element mounting position 92. The machining tool 43 can be automatically replaced according to the machining elements.

The disc movement mechanism 10 comprises a translation seat 101 and a lifting seat 102, a translation mechanism 103 capable of driving the translation seat 101 to translate is arranged on the base 1, a lifting mechanism 104 capable of driving the lifting seat 102 to lift is arranged on the translation seat 101, and the second rotation mechanism 6 is arranged on the lifting seat 102; the translation mechanism 103 is located below the annular positioning groove 33 on the processing station 32 and between the processing mechanism 4. During processing, the translation seat 101 and the lifting mechanism 104, the second rotating mechanism 6 and the rotating shaft clamping mechanism 5 on the translation seat are driven by the translation mechanism 103 to translate, and then the second rotating mechanism 6 and the rotating shaft clamping mechanism 5 on the second rotating mechanism are driven by the lifting mechanism 104 to move up and down. The translation mechanism 103, the lifting mechanism 104, the first rotation mechanism 2, the second rotation mechanism 6, and the spindle clamping mechanism 5 are all commonly used in the art, and therefore, the detailed description thereof is omitted herein.

In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present utility model are included in the protection scope of the present utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A processing exchange table, characterized in that: the device comprises a base, a first rotating mechanism, a turntable, a processing mechanism, a rotating shaft clamping mechanism, a second rotating mechanism, two discs, two turntables and two brackets, and a disc movement mechanism capable of enabling the discs to translate and lift; the first rotating mechanism is arranged on the base, and the turntable is arranged on the power output end of the first rotating mechanism; the rotary table is provided with a loading and unloading station and a processing station, annular positioning grooves are respectively formed in the loading and unloading station and the processing station, two discs are respectively positioned in the corresponding annular positioning grooves, the two rotary tables are respectively rotatably installed on the corresponding discs, two brackets are respectively installed on the corresponding rotary tables, one side of each bracket is provided with two axial element installation positions, and the other side of each bracket is provided with two lateral element installation positions; the outer edge of the turntable is provided with two outward-opening access notches which are respectively communicated with the two annular positioning grooves; the processing mechanism is arranged on the base in a lifting manner and is positioned at one side of the processing station; the disc movement mechanism is arranged on the base and is positioned below the annular positioning groove on the processing station and the processing mechanism, and the access notch on the processing station is positioned right above the translation path of the disc movement mechanism; the second rotating mechanism is arranged at the power output end of the disc moving mechanism, and the rotating shaft clamping mechanism is arranged at the power output end of the second rotating mechanism and is connected and matched with the rotating shaft of the turntable on the processing station.

2. A process exchange station as claimed in claim 1, wherein: the axial element installation position is provided with an axial fixing mechanism capable of fixing a workpiece, and the lateral element installation position is provided with a lateral fixing mechanism capable of fixing the workpiece.

3. A process exchange station as claimed in claim 2, wherein: the axial fixing mechanism comprises a first supporting plate, a first oil cylinder, an L-shaped rocker arm, a pressure head, a retaining rod and a first return spring, wherein the first supporting plate and the first oil cylinder are both arranged on the bracket, and the first supporting plate is positioned below the first oil cylinder; the middle part of the L-shaped rocker arm is hinged on the bracket, the trigger arm of the L-shaped rocker arm is in contact fit with the tail end of the ejector rod of the first oil cylinder, the pressure head is arranged on the pressing arm of the L-shaped rocker arm, and the pressure head faces the first supporting plate; the retaining rod is arranged on the bracket and is positioned between the middle part of the L-shaped rocker arm and the first oil cylinder, and the trigger arm of the L-shaped rocker arm corresponds to the retaining rod; the bracket is provided with a cross rod, the cross rod is positioned below the middle part of the L-shaped rocker arm, and the first reset spring is sleeved on the cross rod and positioned between the trigger arm of the L-shaped rocker arm and the bracket.

4. A process exchange station as claimed in claim 2, wherein: the lateral fixing mechanism comprises a second supporting plate, a second oil cylinder, a support, an end sleeve, a wedge block, a pressing disc and a second reset spring, wherein the second supporting plate, the second oil cylinder and the support are all arranged on the bracket, and the second supporting plate is arranged below the support; the end sleeve is arranged on the support, the end sleeve is provided with a first through hole which is internally and externally communicated, the bottom of the first through hole is provided with a second through hole, the wedge block and the pressing block are overlapped up and down and are positioned in the first through hole, the inner end of the wedge block is connected with the tail end of the ejector rod of the second oil cylinder, the lower end part of the pressing block passes through the second through hole and is positioned below the end sleeve, and the pressing disc is arranged on the lower end part of the pressing block; the thickness of the wedge block is gradually reduced from inside to outside, and a first inclined plane is arranged on the lower surface of the wedge block; the thickness of the upper end part of the pressing block is gradually increased from inside to outside, the upper surface of the upper end part of the pressing block is provided with a second inclined surface matched with the first inclined surface, and the second inclined surface is in contact fit with the first inclined surface; the inner edge of the opening at the lower end of the second through hole is provided with a limiting step, the lower surface of the upper end part of the pressing block is provided with a limiting convex edge, and the second reset spring is sleeved on the middle part of the pressing block and is positioned between the limiting convex edge and the limiting step.

5. A process exchange station as claimed in claim 1, wherein: the width of the access notch is smaller than the inner diameter of the annular positioning groove.

6. A process exchange station as claimed in claim 1, wherein: the center of the disc is provided with a third through hole, an end face bearing is arranged at the edge of the opening at the upper end of the third through hole, a ball bearing is arranged in the third through hole, the rotary disc is arranged on the end face bearing, and a rotary shaft of the rotary disc penetrates through the end face bearing and then is connected with the inner ring of the ball bearing.

7. The process exchange table of claim 6, wherein: an elastic positioning body is arranged between the rotary disc and the disc.

8. A process exchange station as claimed in claim 1, wherein:

a handle is arranged on the side surface of the bracket;

the turntable is provided with a baffle plate, and the baffle plate is positioned between the loading and unloading station and the processing station;

the annular positioning groove is internally provided with a positioning pin which moves up and down, and the lower surface of the disc is provided with a positioning hole which is in plug-in fit with the positioning pin.

9. A process exchange station as claimed in claim 1, wherein: the processing mechanism comprises a first guide rail, a first sliding block and a processing tool, and a lifting driving mechanism capable of driving the first sliding block to lift up and down; the first guide rail is vertically arranged on the base, and the first sliding block is positioned on the first guide rail and can be lifted up and down along the first guide rail; the processing tool is detachably mounted on the first sliding block, and the processing tool is correspondingly matched with an axial element mounting position or a lateral element mounting position on the bracket.

10. A process exchange station as claimed in claim 1, wherein: the disc movement mechanism comprises a translation seat and a lifting seat, the base is provided with a translation mechanism capable of driving the translation seat to translate, the translation seat is provided with a lifting mechanism capable of driving the lifting seat to lift, and the second rotation mechanism is arranged on the lifting seat; the translation mechanism is positioned below the annular positioning groove on the processing station and between the annular positioning groove and the processing mechanism.