CN213888841U - Continuous welding fixture for transmission side suspension bracket - Google Patents
Continuous welding fixture for transmission side suspension bracket Download PDFInfo
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- CN213888841U CN213888841U CN202022303508.2U CN202022303508U CN213888841U CN 213888841 U CN213888841 U CN 213888841U CN 202022303508 U CN202022303508 U CN 202022303508U CN 213888841 U CN213888841 U CN 213888841U
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Abstract
The utility model aims at providing a continuous welding fixture for a transmission side suspension bracket, which comprises an arc-shaped workbench, a welding fixture assembly I, a welding fixture assembly II and a welding fixture assembly III; the top surface of the arc-shaped workbench is sequentially provided with a welding clamp assembly I, a welding clamp assembly II and a welding clamp assembly III at intervals along the arc surface; the welding fixture assembly I comprises a workbench I, a middle bracket, a middle positioning component, a left welding part positioning assembly I and a right welding part positioning assembly I; the welding fixture assembly I comprises a workbench II, a middle supporting table, a left positioning supporting rod and a right positioning supporting rod; the welding fixture assembly III comprises a workbench III, a left welding part positioning assembly II, a right welding part positioning assembly II and a rear welding part positioning table. The utility model aims at rational in infrastructure, the cooperation manipulator can realize continuous welding operation, has promoted weldment work efficiency and precision greatly.
Description
Technical Field
The utility model relates to an automobile parts welding equipment field, concretely relates to derailleur side suspension support continuous welding jig.
Background
A vehicle transmission is a set of speed change devices for coordinating the rotation speed of an engine and the actual running speed of wheels, and is used for exerting the optimal performance of the engine. The side suspension bracket of the speed changer is an important part for supporting the speed changer, plays an important role in stabilizing the operation of the speed changer and has larger using amount.
In the prior art, the welding needs to be carried out through a plurality of processes respectively, a continuous welding technology is lacked, the welding efficiency is not high, the occupied labor is more, the production efficiency is influenced, the manufacturing cost is higher, and the welding precision of a final finished product is also influenced by multi-process welding.
Disclosure of Invention
The utility model aims at providing a derailleur side suspension support welding jig in succession, this anchor clamps overcome prior art defect, have rational in infrastructure, and the cooperation manipulator can realize continuous welding operation, has promoted welding work efficiency and precision greatly.
The technical scheme of the utility model as follows:
the continuous welding fixture for the transmission side suspension bracket comprises an arc-shaped workbench, a welding fixture assembly I, a welding fixture assembly II and a welding fixture assembly III;
the top surface of the arc-shaped workbench is sequentially provided with a welding clamp assembly I, a welding clamp assembly II and a welding clamp assembly III at intervals along the arc surface;
the welding fixture assembly I is used for positioning the left welding part and the right welding part on the part main body, so that the welding fixture assembly is convenient for welding by a manipulator; the welding fixture assembly I comprises a workbench I, a middle bracket, a middle positioning component, a left welding part positioning assembly I and a right welding part positioning assembly I; the middle bracket, the middle positioning component, the left welding part positioning assembly I and the right welding part positioning assembly I are respectively arranged on the workbench I; the middle positioning assembly and the middle bracket are respectively positioned at the front side and the rear side of the middle part of the workbench I, and the left welding part positioning assembly I and the right welding part positioning assembly I are respectively positioned at the left side and the right side of the middle bracket; the middle bracket is used for supporting the part main body, the middle positioning component is used for supporting the part main body to position the part main body, and the left welding part positioning assembly I and the right welding part positioning assembly I are used for pressing and positioning the left welding part and the right welding part on the part main body;
the welding fixture assembly II is used for supporting and positioning the inverted part main body and the left side welding part and the right side welding part, so that the repair welding of a manipulator is facilitated; the welding fixture assembly II comprises a workbench II, a middle supporting table, a left positioning supporting rod and a right positioning supporting rod; the middle supporting table, the left positioning supporting rod and the right positioning supporting rod are respectively arranged on the workbench II; the middle supporting table is positioned in the middle of the workbench II, and the left positioning supporting rod and the right positioning supporting rod are respectively positioned on the left side and the right side of the middle supporting table; the middle supporting table is used for supporting the main body of the part, and the left positioning supporting rod and the right positioning supporting rod are used for positioning and supporting the left welding part and the right welding part of the part;
the welding clamp assembly III is used for positioning the rear welding part on the part main body, so that the welding of a manipulator is facilitated; the welding fixture assembly III comprises a workbench III, a left welding part positioning assembly II, a right welding part positioning assembly II and a rear welding part positioning table; the left welding part positioning assembly II, the right welding part positioning assembly II and the rear welding part positioning table are respectively arranged on the workbench III; the left welding part positioning assembly II and the right welding part positioning assembly II are respectively positioned on the left side and the right side of the middle part of the workbench III, and the rear welding part positioning table is positioned on the rear side of the middle part of the workbench III; the left welding part positioning assembly II and the right welding part positioning assembly II are used for clamping a left welding part and a right welding part of a part; the rear welding part positioning table is used for pressing and positioning the rear welding part on the part main body.
The middle bracket comprises a vertical platform I, a bottom supporting rod, a sliding rod I and an inner supporting plate, wherein the vertical platform I is arranged on the rear side of the middle part of the workbench I; the two bottom support rods are arranged at the lower part of the rear side surface of the vertical table I, extend towards the center direction of the workbench I and are used for supporting the lower part of the part main body; the upper part of the vertical table I is provided with a sliding hole I which is arranged along the front-back direction of the workbench I; the sliding rod I is arranged in the sliding hole I and can stretch out and draw back along the sliding hole I, the rear end of the sliding rod I extends out of the rear side wall of the vertical table I, a limit nut is arranged on the sliding rod I in a threaded fit mode, the front end of the sliding rod I extends out of the front side wall of the vertical table I and extends towards the center of the workbench I, an inner supporting plate is arranged on the sliding rod I, and the inner supporting plate corresponds to a sleeve hole in the part main body and extends into the sleeve hole to fix the part main body;
the middle positioning component comprises a vertical plate, a mounting plate, a sliding sleeve, a mandril, a lug, a crank I and a handle; the vertical plate is arranged on the front side of the middle part of the workbench I, the mounting plate is arranged on the upper part of the right side face of the vertical plate, a sliding sleeve is arranged in the middle part of the mounting plate along the front-back direction of the workbench I, the ejector rod is arranged in the sliding sleeve and can slide along the sliding sleeve, the rear end of the ejector rod extends out of the rear end of the sliding sleeve and extends towards the center direction of the workbench I, an ejector block is arranged on the rear end of the ejector rod, and the front end of the ejector rod extends out of the front end of the sliding sleeve;
the lug locate the preceding lateral wall upper portion of riser, its front end is articulated with the front end of handle, the other end of crank I is articulated with the front portion of handle, forms I pulling ejector pin of crank and follows the gliding structure of sliding sleeve.
The left welding part positioning assembly I and the right welding part positioning assembly I are identical in structure and are distributed in a mirror image mode by taking the axis of the ejector rod as a boundary;
the left side welding part positioning assembly I or the right side welding part positioning assembly I comprises a positioning table, a cylinder mounting seat, a right-angle triangular seat, a connecting rod I, a connecting rod II and a pressure lever; the air cylinder mounting seat is arranged on the workbench I, vertical air cylinder mounting plates are arranged on the front side and the rear side of the air cylinder mounting seat, and the front end of the air cylinder body of the air cylinder is hinged to the two air cylinder mounting plates;
one right-angle side of the right-angle triangular seat is connected with the middle part of the cylinder mounting seat, and the bevel edge of the right-angle triangular seat faces the center of the workbench I; the upper end of the connecting rod I is hinged with the tail end of a piston rod of the air cylinder, and the lower end of the connecting rod I is hinged with a bottom corner at the bevel edge of the right-angle triangular seat; the rear end of the pressure lever is fixedly connected with the front end of the connecting rod II, and the front end of the pressure lever extends towards the center of the workbench I; the rear end of the connecting rod II is hinged with the vertex angle at the bevel edge of the right-angle triangular seat; the tail end of the piston rod of the air cylinder is hinged with the tail end of the upper end of the connecting rod III, and the lower end of the connecting rod III is hinged with the front end of the connecting rod II; the lower end of the bevel edge of the right-angle triangular seat is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III is an arc-shaped surface, the lower end of the connecting rod III is in contact with the bevel edge of the right-angle triangular seat, when a piston rod of the air cylinder contracts, the lower end of the connecting rod III slides upwards to the front edge arc-shaped slope surface, the pressure rod is lifted, when the piston rod of the air cylinder extends, the lower end of the connecting rod III slides upwards backwards along the bevel edge of the right-angle triangular seat, and the pressure rod presses downwards;
the locating platform locate between cylinder mount pad and the middle bracket, be equipped with locating lever I on the locating platform, locating lever I correspond the mounting hole on left side welding piece and the right side welding piece.
The long plates of two vertical settings of depression bar and the arc at both ends connect to form, leave the interval between two long plates, the diameter setting of locating lever I on this interval corresponds the locating table, under the cylinder action, the arc cover of depression bar rear end is on locating lever I, the left side welding piece or right side welding piece are withstood to the depression bar rear end simultaneously.
The top surface of the middle supporting table is provided with a concave surface corresponding to the outline of the top surface of the main body of the part, the left positioning supporting rod and the right positioning supporting rod are cylinders, and the top surfaces of the left positioning supporting rod and the right positioning supporting rod are respectively provided with a positioning rod II corresponding to a mounting hole of a left welding part or a right welding part.
The left welding part positioning assembly II and the right welding part positioning assembly II have the same structure and are used for supporting and pressing the left welding part and the right welding part, so that the main body of the part is fixed at the same time;
the rear welding part positioning table comprises a vertical table II, a sliding rod II and a positioning screw rod; the upper part of the vertical platform II is provided with a sliding hole II which is arranged along the front-back direction of the workbench III; slide bar II locate in this slide hole II, can stretch out and draw back along slide hole II, the rear end of slide bar II stretches out outside the back lateral wall of erecting platform II, is equipped with the stopper through screw-thread fit on it, the front end of slide bar II stretches out outside the preceding lateral wall of erecting platform II and extends to III centers of workstation, is equipped with vertical screw through-hole on it, positioning screw correspond the mounting hole of back welding piece, in positioning screw passes this screw through screw-thread fit screw in earlier, in the mounting hole of welding piece behind its lower extreme screw in, realize compressing tightly to back welding piece.
The rear welding part positioning table further comprises a rotary grab handle, and the rotary grab handle is arranged at the upper end of the positioning screw rod.
The left welding part positioning assembly II and the right welding part positioning assembly II are the same as the left welding part positioning assembly I in structure, and are symmetrically distributed on the workbench III in a left-right mode;
the left side welding part positioning assembly II or the right side welding part positioning assembly II comprises a positioning table, a cylinder mounting seat, a right-angle triangular seat, a connecting rod I, a connecting rod II and a pressure lever; the air cylinder mounting seat is arranged on the workbench I, vertical air cylinder mounting plates are arranged on the front side and the rear side of the air cylinder mounting seat, and the front end of the air cylinder body of the air cylinder is hinged to the two air cylinder mounting plates;
one right-angle side of the right-angle triangular seat is connected with the middle part of the cylinder mounting seat, and the bevel edge of the right-angle triangular seat faces the center of the workbench III; the upper end of the connecting rod I is hinged with the tail end of a piston rod of the air cylinder, and the lower end of the connecting rod I is hinged with a bottom corner at the bevel edge of the right-angle triangular seat; the rear end of the pressure lever is fixedly connected with the front end of the connecting rod II, and the front end of the pressure lever extends towards the center of the workbench III; the rear end of the connecting rod II is hinged with the vertex angle at the bevel edge of the right-angle triangular seat; the tail end of the piston rod of the air cylinder is hinged with the tail end of the upper end of the connecting rod III, and the lower end of the connecting rod III is hinged with the front end of the connecting rod II; the lower end of the bevel edge of the right-angle triangular seat is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III is an arc-shaped surface, the lower end of the connecting rod III is in contact with the bevel edge of the right-angle triangular seat, when a piston rod of the air cylinder contracts, the lower end of the connecting rod III slides upwards to the front edge arc-shaped slope surface, the pressure rod is lifted, when the piston rod of the air cylinder extends, the lower end of the connecting rod III slides upwards backwards along the bevel edge of the right-angle triangular seat, and the pressure rod presses downwards;
the positioning table is arranged between the cylinder mounting seat and the middle bracket, and is provided with a positioning rod I corresponding to mounting holes in the left welding piece and the right welding piece;
the long plates of two vertical settings of depression bar and the arc at both ends connect to form, leave the interval between two long plates, the diameter setting of locating lever I on this interval corresponds the locating table, under the cylinder action, the arc cover of depression bar rear end is on locating lever I, the left side welding piece or right side welding piece are withstood to the depression bar rear end simultaneously.
The utility model discloses a welding jig assembly I, welding jig assembly II, the overall arrangement of welding jig assembly III on the arc workstation, welding jig assembly I, welding jig assembly II, welding jig assembly III corresponds welding process 1 respectively, 2, 3, a continuous welding operation's clamping structure has been realized, place the centre of a circle portion at the arc workstation with welding manipulator, just can realize a welding manipulator, carry out automatic weld in proper order to welding jig assembly I, welding jig assembly II, the part on welding jig assembly III. After the welding is finished, the parts are manually replaced in sequence: taking out the parts of the welding fixture assembly III, placing the parts of the welding fixture assembly II on the welding fixture assembly III for clamping, placing the parts on the welding fixture assembly I on the welding fixture assembly II for clamping, placing a new part and a welding part on the welding fixture assembly I, and then continuing automatic welding operation. Thereby 3 original separately welded processes have been integrated together, become the welding process that originally needs 3 people and just can accomplish alone to manipulator welding precision is high, has promoted product welding quality.
Drawings
Fig. 1 is a schematic view of a top layout structure of a continuous welding fixture for a transmission side suspension bracket provided by the present invention;
fig. 2 is a schematic structural diagram of a welding jig assembly i provided by the present invention;
FIG. 3 is a schematic structural view of a left side weld assembly positioning assembly I, a right side weld assembly positioning assembly I, a left side weld assembly positioning assembly II, or a right side weld assembly positioning assembly II provided by the present invention;
fig. 4 is a schematic structural diagram of the middle positioning assembly provided by the present invention;
FIG. 5 is the schematic structural diagram of a welding jig assembly II provided by the present invention
Fig. 6 is a schematic structural diagram of a welding jig assembly iii provided by the present invention;
the names and serial numbers of the parts in the figure are as follows:
1-arc workbench, 2-welding clamp assembly I, 3-welding clamp assembly II, 4-welding clamp assembly III, 5-workbench I, 6-middle bracket, 7-middle positioning component, 8-left side welding part positioning assembly I, 9-right side welding part positioning assembly I, 10-workbench II, 11-middle bracket, 12-left positioning bracket rod, 13-right positioning bracket rod, 14-workbench III, 15-left side welding part positioning assembly II, 16-right side welding part positioning assembly II, 17-rear welding part positioning platform, 18-vertical platform I, 19-bottom bracket rod, 20-sliding rod I, 21-inner supporting plate, 22-sliding hole I, 23-limiting nut, 24-vertical plate, 25-mounting plate, 26-a sliding sleeve, 27-a mandril, 28-a lug, 29-a crank I, 30-a handle, 31-a top block, 32-a positioning table, 33-an air cylinder, 34-an air cylinder mounting seat, 35-a right-angled triangular seat, 36-a connecting rod I, 37-a connecting rod II, 38-a pressure rod, 39-a positioning rod I, 40-an elongated plate, 41-an arc plate, 42-a positioning rod II, 43-a vertical table II, 44-a sliding rod II, 45-a positioning screw rod, 46-a connecting rod III, 47-a sliding hole II, 48-a limiting block, 49-a welding manipulator, 50-a part body, 51-a left side welding part, 52-a right side welding part and 53-a rear welding part.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1-6, the continuous welding fixture for the transmission side suspension bracket comprises an arc-shaped workbench 1, a welding fixture assembly i 2, a welding fixture assembly ii 3 and a welding fixture assembly iii 4;
the top surface of the arc-shaped workbench 1 is sequentially provided with a welding clamp assembly I2, a welding clamp assembly II 3 and a welding clamp assembly III 4 at intervals along the arc surface;
the welding fixture assembly I2 is used for positioning the left welding part and the right welding part on the part main body, so that the welding of a manipulator is facilitated; the welding fixture assembly I2 comprises a workbench I5, a middle bracket 6, a middle positioning component 7, a left welding part positioning assembly I8 and a right welding part positioning assembly I9; the middle bracket 6, the middle positioning component 7, the left welding part positioning assembly I8 and the right welding part positioning assembly I9 are respectively arranged on the workbench I5; the middle positioning component 7 and the middle bracket 6 are respectively positioned at the front side and the rear side of the middle part of the workbench I5, and the left welding part positioning assembly I8 and the right welding part positioning assembly I9 are respectively positioned at the left side and the right side of the middle bracket 6; the middle bracket 6 is used for supporting the part main body, the middle positioning component 7 is used for supporting the part main body to position the part main body, and the left welding part positioning assembly I8 and the right welding part positioning assembly I9 are used for pressing and positioning the left welding part and the right welding part on the part main body;
the welding clamp assembly II 3 is used for supporting and positioning the inverted part main body and the left side welding part and the right side welding part, so that the repair welding of a manipulator is facilitated; the welding clamp assembly II 3 comprises a workbench II 10, a middle supporting table 11, a left positioning supporting rod 12 and a right positioning supporting rod 13; the middle supporting table 11, the left positioning supporting rod 12 and the right positioning supporting rod 13 are respectively arranged on the workbench II 10; the middle supporting table 11 is positioned in the middle of the workbench II 10, and the left positioning supporting rod 12 and the right positioning supporting rod 13 are respectively positioned on the left side and the right side of the middle supporting table 11; the middle supporting table 11 is used for supporting a part main body, and the left positioning supporting rod 12 and the right positioning supporting rod 13 are used for positioning and supporting a left welding piece and a right welding piece of the part;
the welding clamp assembly III 4 is used for positioning the rear welding part on the part main body, so that the welding of a manipulator is facilitated; the welding clamp assembly III 4 comprises a workbench III 14, a left welding part positioning assembly II 15, a right welding part positioning assembly II 16 and a rear welding part positioning table 17; the left welding part positioning assembly II 15, the right welding part positioning assembly II 16 and the rear welding part positioning table 17 are respectively arranged on the workbench III 14; the left welding part positioning assembly II 15 and the right welding part positioning assembly II 16 are respectively positioned on the left side and the right side of the middle part of the workbench III 14, and the rear welding part positioning table 17 is positioned on the rear side of the middle part of the workbench III 14; the left welding part positioning assembly II 15 and the right welding part positioning assembly II 16 are used for clamping a left welding part and a right welding part of a part; the rear welding part positioning table 17 is used for pressing and positioning the rear welding part on the part main body.
The middle bracket 6 comprises a vertical platform I18, a bottom supporting rod 19, a sliding rod I20 and an inner supporting plate 21, wherein the vertical platform I18 is arranged on the rear side of the middle part of the workbench I5; the two bottom support rods 19 are arranged at the lower part of the rear side surface of the vertical table I18, extend towards the center direction of the workbench I5 and are used for supporting the lower part of the part main body; the upper part of the vertical table I18 is provided with a sliding hole I22 arranged along the front-back direction of the workbench I5; the sliding rod I20 is arranged in the sliding hole I22 and can stretch out and draw back along the sliding hole I22, the rear end of the sliding rod I20 extends out of the rear side wall of the vertical table I18, a limit nut 23 is arranged on the sliding rod I20 in a threaded fit mode, the front end of the sliding rod I20 extends out of the front side wall of the vertical table I18 and extends towards the center of the workbench I5, an inner supporting plate 21 is arranged on the sliding rod I20, and the inner supporting plate 21 corresponds to a sleeve hole in a part main body and extends into the sleeve hole to fix the part main body;
the middle positioning component 7 comprises a vertical plate 24, a mounting plate 25, a sliding sleeve 26, a mandril 27, a lug 28, a crank I29 and a handle 30; the vertical plate 24 is arranged on the front side of the middle part of the workbench I5, the mounting plate 25 is arranged on the upper part of the right side face of the vertical plate 24, the sliding sleeve 26 along the front-back direction of the workbench I5 is arranged in the middle part of the mounting plate 25, the ejector rod 27 is arranged in the sliding sleeve 26 and can slide along the sliding sleeve 26, the rear end of the ejector rod 27 extends out from the rear end of the sliding sleeve 26 and extends towards the center direction of the workbench I5, the ejector block 31 is arranged on the rear end of the ejector rod 27, and the front end of the ejector rod 27 extends out from the front end of the sliding sleeve 26;
the lug 28 is arranged on the upper part of the front side wall of the vertical plate 24, the front end of the lug is hinged with the front end of the handle 30, the other end of the crank I29 is hinged with the front part of the handle 30, and a structure that the crank I29 pulls the push rod 27 to slide along the sliding sleeve 26 is formed.
The left welding part positioning assembly I8 and the right welding part positioning assembly I9 are identical in structure and are distributed in a mirror image mode by taking the axis of the ejector rod 27 as a boundary;
the left welding part positioning assembly I8 or the right welding part positioning assembly I9 comprises a positioning table 32, a cylinder 33, a cylinder mounting seat 34, a right-angle triangular seat 35, a connecting rod I36, a connecting rod II 37 and a pressure rod 38; the air cylinder mounting seat 34 is arranged on the workbench I5, vertical air cylinder mounting plates 25 are arranged on the front side and the rear side of the air cylinder mounting seat 34, and the front end of the air cylinder body of the air cylinder 33 is hinged to the two air cylinder mounting plates 25;
one right-angle side of the right-angle triangular seat 35 is connected with the middle part of the air cylinder mounting seat 34, and the bevel edge of the right-angle triangular seat 35 faces the center of the workbench I5; the upper end of the connecting rod I36 is hinged with the tail end of a piston rod of the air cylinder 33, and the lower end of the connecting rod I36 is hinged with a bottom angle at the bevel edge of the right-angle triangular seat 35; the rear end of the pressure lever 38 is fixedly connected with the front end of the connecting rod II 37, the longitudinal directions of the pressure lever 38 and the connecting rod II 37 are consistent, and the front end of the pressure lever 38 extends towards the center of the workbench I5; the rear end of the connecting rod II 37 is hinged with the vertex angle at the bevel edge of the right-angle triangular seat 35; the tail end of a piston rod of the air cylinder 33 is hinged with the tail end of the upper end of a connecting rod III 46, and the lower end of the connecting rod III 46 is hinged with the front end of a connecting rod II 37; the lower end of the bevel edge of the right-angle triangular seat 35 is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III 46 is an arc-shaped surface, the lower end of the connecting rod III 46 is in contact with the bevel edge of the right-angle triangular seat 35, when a piston rod of the air cylinder 33 contracts, the lower end of the connecting rod III 46 slides upwards along the arc-shaped slope surface, the pressure lever 38 is lifted, when the piston rod of the air cylinder 33 extends, the lower end of the connecting rod III 46 slides upwards along the bevel edge of the right-angle triangular seat 35 backwards, and the pressure lever 38 presses downwards;
the positioning table 32 is arranged between the cylinder mounting seat 34 and the middle bracket 6, a positioning rod I39 is arranged on the positioning table 32, and the positioning rod I39 corresponds to mounting holes in a left welding piece and a right welding piece.
Two vertical long plates 40 of depression bar 38 and the arc 41 at both ends connect to form, leave the interval between two long plates 40, this interval corresponds the diameter setting of locating lever I39 on the location platform 32, and under the cylinder action, the arc 41 cover at the depression bar 38 rear end is on locating lever I39, and the left side welding piece or right side welding piece is withstood to depression bar 38 rear end simultaneously.
The top surface of the middle supporting table 11 is provided with a concave surface corresponding to the outline of the top surface of the main body of the part, the left positioning supporting rod 12 and the right positioning supporting rod 13 are cylinders, and the top surfaces of the left positioning supporting rod 12 and the right positioning supporting rod 13 are respectively provided with a positioning rod II 42 corresponding to a mounting hole of a left welding part or a right welding part.
The left welding part positioning assembly II 15 and the right welding part positioning assembly II 16 are identical in structure and used for supporting and pressing the left welding part and the right welding part, so that the main body of the part is fixed at the same time;
the rear welding part positioning table 17 comprises a vertical table II 43, a sliding rod II 44 and a positioning screw rod 45; the upper part of the vertical platform II 43 is provided with a sliding hole II 47 arranged along the front-back direction of the workbench III 14; the II 44 sliding rod is arranged in the II 47 sliding hole and can stretch along the II 47 sliding hole, the rear end of the II 44 sliding rod extends out of the rear side wall of the II 43 vertical platform, a limiting block 48 is arranged on the II 44 sliding rod through thread fit, the front end of the II 44 sliding rod extends out of the front side wall of the II 43 vertical platform and extends towards the center of the III 14 workbench, a vertical thread through hole is formed in the II 44 sliding rod, the positioning screw rod 45 corresponds to the mounting hole of the rear welding part, the positioning screw rod 45 is screwed in and penetrates through the thread through hole through thread fit, the lower end of the positioning screw rod is screwed in the mounting hole of the rear welding part, and the rear welding part is compressed.
The rear welding part positioning table further comprises a rotary grab handle 54, and the rotary grab handle 54 is arranged at the upper end of the positioning screw rod 45.
The left welding part positioning assembly II 15 and the right welding part positioning assembly II 16 are the same as the left welding part positioning assembly I8 in structure, and the left welding part positioning assembly II 15 and the right welding part positioning assembly II 16 are symmetrically distributed on the workbench III 14 in a left-right mode;
the left welding part positioning assembly II 15 or the right welding part positioning assembly II 16 comprises a positioning table 32, a cylinder 33, a cylinder mounting seat 34, a right-angle triangular seat 35, a connecting rod I36, a connecting rod II 37 and a pressure rod 38; the air cylinder mounting seat 34 is arranged on the workbench I5, vertical air cylinder mounting plates 25 are arranged on the front side and the rear side of the air cylinder mounting seat 34, and the front end of the air cylinder body of the air cylinder 33 is hinged to the two air cylinder mounting plates 25;
one right-angle side of the right-angle triangular seat 35 is connected with the middle part of the air cylinder mounting seat 34, and the bevel edge of the right-angle triangular seat 35 faces the center of the workbench III 14; the upper end of the connecting rod I36 is hinged with the tail end of a piston rod of the air cylinder 33, and the lower end of the connecting rod I36 is hinged with a bottom angle at the bevel edge of the right-angle triangular seat 35; the rear end of the pressure lever 38 is fixedly connected with the front end of the connecting rod II 37, the longitudinal directions of the pressure lever 38 and the connecting rod II 37 are consistent, and the front end of the pressure lever 38 extends towards the center of the workbench III 14; the rear end of the connecting rod II 37 is hinged with the vertex angle at the bevel edge of the right-angle triangular seat 35; the tail end of a piston rod of the air cylinder 33 is hinged with the tail end of the upper end of a connecting rod III 46, and the lower end of the connecting rod III 46 is hinged with the front end of a connecting rod II 37; the lower end of the bevel edge of the right-angle triangular seat 35 is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III 46 is an arc-shaped surface, the lower end of the connecting rod III 46 is in contact with the bevel edge of the right-angle triangular seat 35, when a piston rod of the air cylinder 33 contracts, the lower end of the connecting rod III 46 slides upwards along the arc-shaped slope surface, the pressure lever 38 is lifted, when the piston rod of the air cylinder 33 extends, the lower end of the connecting rod III 46 slides upwards along the bevel edge of the right-angle triangular seat 35 backwards, and the pressure lever 38 presses downwards;
the positioning table 32 is arranged between the cylinder mounting seat 34 and the middle bracket 6, a positioning rod I39 is arranged on the positioning table 32, and the positioning rod I39 corresponds to mounting holes in the left welding piece and the right welding piece;
two vertical long plates 40 of depression bar 38 and the arc 41 at both ends connect to form, leave the interval between two long plates 40, this interval corresponds the diameter setting of locating lever I39 on the location platform 32, and under the cylinder action, the arc 41 cover at the depression bar 38 rear end is on locating lever I39, and the left side welding piece or right side welding piece is withstood to depression bar 38 rear end simultaneously.
The left, right, front, and rear directions in this embodiment are defined as follows: one side of the welding clamp assembly I2, the welding clamp assembly II 3 and the welding clamp assembly III 4 close to the side edge of the arc-shaped workbench 1 close to the welding manipulator 49 is front, one side of the welding clamp assembly I2, the welding clamp assembly II 3 and the side of the welding clamp assembly III 4 close to the side edge of the arc-shaped workbench 1 far away from the welding manipulator 49 is rear, left and right sides are defined according to the definition, and the directions of the welding clamp assembly I2 and the welding clamp assembly III 4 are marked in the figure 2 and the figure 6.
Claims (8)
1. The utility model provides a derailleur side suspension support continuous welding jig, includes arc workstation (1), welding jig assembly I (2), welding jig assembly II (3), welding jig assembly III (4), its characterized in that:
the top surface of the arc-shaped workbench (1) is sequentially provided with a welding clamp assembly I (2), a welding clamp assembly II (3) and a welding clamp assembly III (4) at intervals along the arc surface;
the welding fixture assembly I (2) is used for positioning the left welding part and the right welding part on the part main body, so that the welding fixture assembly is convenient for welding by a manipulator; the welding fixture assembly I (2) comprises a workbench I (5), a middle bracket (6), a middle positioning component (7), a left welding part positioning assembly I (8) and a right welding part positioning assembly I (9); the middle bracket (6), the middle positioning component (7), the left welding part positioning assembly I (8) and the right welding part positioning assembly I (9) are respectively arranged on the workbench I (5); the middle positioning component (7) and the middle bracket (6) are respectively positioned at the front side and the rear side of the middle part of the workbench I (5), and the left welding part positioning assembly I (8) and the right welding part positioning assembly I (9) are respectively positioned at the left side and the right side of the middle bracket (6); the middle bracket (6) is used for supporting the part main body, the middle positioning component (7) is used for supporting the part main body to position the part main body, and the left welding part positioning assembly I (8) and the right welding part positioning assembly I (9) are used for pressing and positioning the left welding part and the right welding part on the part main body;
the welding clamp assembly II (3) is used for supporting and positioning the inverted part main body and the left side welding part and the right side welding part, so that the repair welding of a mechanical arm is facilitated; the welding clamp assembly II (3) comprises a workbench II (10), a middle supporting table (11), a left positioning supporting rod (12) and a right positioning supporting rod (13); the middle supporting table (11), the left positioning supporting rod (12) and the right positioning supporting rod (13) are respectively arranged on the workbench II (10); the middle supporting table (11) is positioned in the middle of the workbench II (10), and the left positioning supporting rod (12) and the right positioning supporting rod (13) are respectively positioned on the left side and the right side of the middle supporting table (11); the middle supporting table (11) is used for supporting a part main body, and the left positioning supporting rod (12) and the right positioning supporting rod (13) are used for positioning and supporting a left welding piece and a right welding piece of the part;
the welding clamp assembly III (4) is used for positioning the rear welding part on the part main body, so that the welding of a manipulator is facilitated; the welding clamp assembly III (4) comprises a workbench III (14), a left welding part positioning assembly II (15), a right welding part positioning assembly II (16) and a rear welding part positioning table (17); the left welding part positioning assembly II (15), the right welding part positioning assembly II (16) and the rear welding part positioning table (17) are respectively arranged on the workbench III (14); the left welding part positioning assembly II (15) and the right welding part positioning assembly II (16) are respectively positioned on the left side and the right side of the middle part of the workbench III (14), and the rear welding part positioning table (17) is positioned on the rear side of the middle part of the workbench III (14); the left welding part positioning assembly II (15) and the right welding part positioning assembly II (16) are used for clamping a left welding part and a right welding part of a part; the rear welding part positioning table (17) is used for pressing and positioning the rear welding part on the part main body.
2. The continuous welding jig for the transmission side suspension bracket according to claim 1, characterized in that:
the middle bracket (6) comprises a vertical platform I (18), a bottom supporting rod (19), a sliding rod I (20) and an inner supporting plate (21), wherein the vertical platform I (18) is arranged on the rear side of the middle part of the workbench I (5); the two bottom support rods (19) are arranged at the lower part of the rear side surface of the vertical table I (18), extend towards the center direction of the workbench I (5) and are used for supporting the lower part of the part main body; the upper part of the vertical table I (18) is provided with a sliding hole I (22) which is arranged along the front-back direction of the workbench I (5); the sliding rod I (20) is arranged in the sliding hole I (22) and can stretch out and draw back along the sliding hole I (22), the rear end of the sliding rod I (20) extends out of the rear side wall of the vertical table I (18), a limiting nut (23) is arranged on the sliding rod I (20) in a threaded fit mode, the front end of the sliding rod I (20) extends out of the front side wall of the vertical table I (18) and extends towards the center of the workbench I (5), an inner supporting plate (21) is arranged on the sliding rod I (20), and the inner supporting plate (21) corresponds to a sleeve hole in the part main body and extends into the sleeve hole to fix the part main body;
the middle positioning component (7) comprises a vertical plate (24), a mounting plate (25), a sliding sleeve (26), a top rod (27), a lug (28), a crank I (29) and a handle (30); the novel workbench is characterized in that a vertical plate (24) is arranged on the front side of the middle part of a workbench I (5), a mounting plate (25) is arranged on the upper portion of the right side face of the vertical plate (24), a sliding sleeve (26) in the front-back direction of the workbench I (5) is arranged in the middle of the mounting plate (25), a push rod (27) is arranged in the sliding sleeve (26) and can slide along the sliding sleeve (26), the rear end of the push rod (27) extends out of the rear end of the sliding sleeve (26) and extends towards the center direction of the workbench I (5), a push block (31) is arranged on the rear end of the push rod (27), and the front end of the push rod (27) extends out of the front end of the sliding sleeve (26);
the lug (28) is arranged on the upper portion of the front side wall of the vertical plate (24), the front end of the lug is hinged to the front end of the handle (30), the other end of the crank I (29) is hinged to the front portion of the handle (30), and a structure that the crank I (29) pulls the ejector rod (27) to slide along the sliding sleeve (26) is formed.
3. The continuous welding jig for the transmission side suspension bracket according to claim 2, characterized in that:
the left welding part positioning assembly I (8) and the right welding part positioning assembly I (9) are identical in structure and are distributed in a mirror image mode by taking the axis of the ejector rod (27) as a boundary;
the left side welding part positioning assembly I (8) or the right side welding part positioning assembly I (9) comprises a positioning table (32), a cylinder (33), a cylinder mounting seat (34), a right-angle triangular seat (35), a connecting rod I (36), a connecting rod II (37), a pressure lever (38) and a connecting rod III (46); the air cylinder mounting seat (34) is arranged on the workbench I (5), vertical air cylinder mounting plates (25) are arranged on the front side and the rear side of the air cylinder mounting seat (34), and the front end of the air cylinder body of the air cylinder (33) is hinged to the two air cylinder mounting plates (25);
one right-angle side of the right-angle triangular seat (35) is connected with the middle part of the cylinder mounting seat (34), and the bevel edge of the right-angle triangular seat (35) faces the center of the workbench I (5); the upper end of the connecting rod I (36) is hinged with the tail end of a piston rod of the air cylinder (33), and the lower end of the connecting rod I (36) is hinged with a bottom angle at the bevel edge of the right-angle triangular seat (35); the rear end of the pressure lever (38) is fixedly connected with the front end of the connecting rod II (37), the longitudinal directions of the pressure lever (38) and the connecting rod II (37) are consistent, and the front end of the pressure lever (38) extends towards the center of the workbench I (5); the rear end of the connecting rod II (37) is hinged with the vertex angle at the bevel edge of the right-angle triangular seat (35); the tail end of a piston rod of the air cylinder (33) is hinged with the tail end of the upper end of a connecting rod III (46), and the lower end of the connecting rod III (46) is hinged with the front end of a connecting rod II (37); the lower end of the bevel edge of the right-angle triangular seat (35) is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III (46) is an arc-shaped surface, the lower end of the connecting rod III (46) is in contact with the bevel edge of the right-angle triangular seat (35), when a piston rod of the air cylinder (33) contracts, the lower end of the connecting rod III (46) slides upwards towards the front edge arc-shaped slope surface, the pressure lever (38) is lifted, when the piston rod of the air cylinder (33) extends, the lower end of the connecting rod III (46) slides upwards backwards along the bevel edge of the right-angle triangular seat (35), and the pressure lever (38) is pressed downwards;
the positioning table (32) is arranged between the air cylinder mounting seat (34) and the middle bracket (6), a positioning rod I (39) is arranged on the positioning table (32), and the positioning rod I (39) corresponds to mounting holes in a left welding piece and a right welding piece.
4. The continuous welding jig for the transmission side suspension bracket according to claim 3, characterized in that: the long plate (40) of two vertical settings of depression bar (38) and arc (41) at both ends connect to form, leave the interval between two long plates (40), this interval corresponds the diameter setting of locating lever I (39) on location platform (32), under the cylinder action, arc (41) cover of depression bar (38) rear end is on locating lever I (39), left side welding piece or right side welding piece is withstood to depression bar (38) rear end simultaneously.
5. The continuous welding jig for the transmission side suspension bracket according to claim 1, characterized in that:
the top surface of the middle supporting table (11) is provided with a concave surface corresponding to the outline of the top surface of the main body of the part, the left positioning supporting rod (12) and the right positioning supporting rod (13) are cylinders, and the top surfaces of the left positioning supporting rod and the right positioning supporting rod are respectively provided with a positioning rod II (42) corresponding to a mounting hole of a left welding part or a right welding part.
6. The continuous welding jig for the transmission side suspension bracket according to claim 1, characterized in that:
the left welding part positioning assembly II (15) and the right welding part positioning assembly II (16) are identical in structure and used for supporting and pressing the left welding part and the right welding part, so that the main body of the part is fixed at the same time;
the rear welding part positioning table (17) comprises a vertical table II (43), a sliding rod II (44) and a positioning screw rod (45); the upper part of the vertical platform II (43) is provided with a sliding hole II (47) which is arranged along the front-back direction of the workbench III (14); the utility model discloses a welding machine, including workstation III (14), locating slide bar II (44), locating slide bar II (47) in this slide hole II (47), can stretch out and draw back along slide hole II (47), the rear end of slide bar II (44) stretches out outside the back lateral wall of vertical stage II (43), be equipped with stopper (48) through screw-thread fit on it, the front end of slide bar II (44) stretches out outside the preceding lateral wall of vertical stage II (43) to workstation III (14) center extension, is equipped with vertical screw through-hole on it, positioning screw (45) correspond the mounting hole of back welding piece, in positioning screw (45) earlier through screw-thread fit screw in and pass this screw through-hole, in the mounting hole of welding piece behind its lower extreme screw in, realize the compressing tightly to back welding piece.
7. The continuous welding jig for the transmission side suspension bracket according to claim 6, characterized in that: the device also comprises a rotary grab handle (54), wherein the rotary grab handle (54) is arranged at the upper end of the positioning screw rod (45).
8. The continuous welding jig for the transmission side suspension bracket according to claim 6, characterized in that:
the left welding part positioning assembly II (15), the right welding part positioning assembly II (16) and the left welding part positioning assembly I (8) are the same in structure, and the left welding part positioning assembly II (15) and the right welding part positioning assembly II (16) are symmetrically distributed on the workbench III (14) in a left-right mode;
the left welding part positioning assembly II (15) or the right welding part positioning assembly II (16) comprises a positioning table (32), a cylinder (33), a cylinder mounting seat (34), a right-angle triangular seat (35), a connecting rod I (36), a connecting rod II (37) and a pressure lever (38); the air cylinder mounting seat (34) is arranged on the workbench I (5), vertical air cylinder mounting plates (25) are arranged on the front side and the rear side of the air cylinder mounting seat (34), and the front end of the air cylinder body of the air cylinder (33) is hinged to the two air cylinder mounting plates (25);
one right-angle side of the right-angle triangular seat (35) is connected with the middle part of the cylinder mounting seat (34), and the bevel edge of the right-angle triangular seat (35) faces the center of the workbench III (14); the upper end of the connecting rod I (36) is hinged with the tail end of a piston rod of the air cylinder (33), and the lower end of the connecting rod I (36) is hinged with a bottom angle at the bevel edge of the right-angle triangular seat (35); the rear end of the pressure lever (38) is fixedly connected with the front end of the connecting rod II (37), the longitudinal directions of the pressure lever (38) and the connecting rod II (37) are consistent, and the front end of the pressure lever (38) extends towards the center of the workbench III (14); the rear end of the connecting rod II (37) is hinged with the vertex angle at the bevel edge of the right-angle triangular seat (35); the tail end of a piston rod of the air cylinder (33) is hinged with the tail end of the upper end of a connecting rod III (46), and the lower end of the connecting rod III (46) is hinged with the front end of a connecting rod II (37); the lower end of the bevel edge of the right-angle triangular seat (35) is provided with an arc-shaped boss, the arc-shaped boss extends upwards to form an arc-shaped slope surface, the lower end of the connecting rod III (46) is an arc-shaped surface, the lower end of the connecting rod III (46) is in contact with the bevel edge of the right-angle triangular seat (35), when a piston rod of the air cylinder (33) contracts, the lower end of the connecting rod III (46) slides upwards towards the front edge arc-shaped slope surface, the pressure lever (38) is lifted, when the piston rod of the air cylinder (33) extends, the lower end of the connecting rod III (46) slides upwards backwards along the bevel edge of the right-angle triangular seat (35), and the pressure lever (38) is pressed downwards;
the positioning table (32) is arranged between the air cylinder mounting seat (34) and the middle bracket (6), a positioning rod I (39) is arranged on the positioning table (32), and the positioning rod I (39) corresponds to mounting holes in the left welding piece and the right welding piece;
the long plate (40) of two vertical settings of depression bar (38) and arc (41) at both ends connect to form, leave the interval between two long plates (40), this interval corresponds the diameter setting of locating lever I (39) on location platform (32), under the cylinder action, arc (41) cover of depression bar (38) rear end is on locating lever I (39), left side welding piece or right side welding piece is withstood to depression bar (38) rear end simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022303508.2U CN213888841U (en) | 2020-10-16 | 2020-10-16 | Continuous welding fixture for transmission side suspension bracket |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022303508.2U CN213888841U (en) | 2020-10-16 | 2020-10-16 | Continuous welding fixture for transmission side suspension bracket |
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| Publication Number | Publication Date |
|---|---|
| CN213888841U true CN213888841U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022303508.2U Active CN213888841U (en) | 2020-10-16 | 2020-10-16 | Continuous welding fixture for transmission side suspension bracket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041882A (en) * | 2022-08-11 | 2022-09-13 | 苏州海泰汽车科技有限公司 | Pressing-fixing type automobile water falling groove panel welding device, system and method |
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2020
- 2020-10-16 CN CN202022303508.2U patent/CN213888841U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041882A (en) * | 2022-08-11 | 2022-09-13 | 苏州海泰汽车科技有限公司 | Pressing-fixing type automobile water falling groove panel welding device, system and method |
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