CN114310132B - A piston compressor gas storage tank welding equipment - Google Patents
A piston compressor gas storage tank welding equipmentInfo
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- CN114310132B CN114310132B CN202210152503.5A CN202210152503A CN114310132B CN 114310132 B CN114310132 B CN 114310132B CN 202210152503 A CN202210152503 A CN 202210152503A CN 114310132 B CN114310132 B CN 114310132B
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- positioning
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- support
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Abstract
本发明涉及焊接领域，尤其是一种活塞机储气罐焊接设备，包括第一变位机和焊接机器人，第一变位机上设置有翻转架，翻转架的前后两侧均设置有第二变位机，第二变位机上设置有夹具；焊接时，第一变位机驱动翻转架翻转，将其中一个夹具朝向焊接机器人；夹具包括夹具桥板，夹具桥板两端设置在第二变位机上，夹具桥板上设置有第一固定工位和第二固定工位；第一固定工位内设置有第一罐体固定装置和第一配件固定装置，第二固定工位内设置有第二罐体固定装置和第二配件固定装置；本发明的优点是在夹具上设置了两个工位分别进行不同配件的焊接，罐体经过两个工位后，可以完成所有配件的焊接，提高了焊接的效率。
This invention relates to the field of welding, and in particular to a welding equipment for a piston compressor gas tank. The equipment includes a first positioner and a welding robot. The first positioner is equipped with a tilting frame, and second positioners are located on both the front and rear sides of the tilting frame. Each second positioner is equipped with a clamp. During welding, the first positioner drives the tilting frame to tilt, aligning one of the clamps with the welding robot. The clamp includes a clamp bridge plate, with both ends of the clamp bridge plate mounted on the second positioners. The clamp bridge plate has a first fixed station and a second fixed station. The first fixed station contains a first tank body fixing device and a first accessory fixing device, and the second fixed station contains a second tank body fixing device and a second accessory fixing device. The advantage of this invention is that two stations are set on the clamp to weld different accessories separately. After the tank body passes through the two stations, welding of all accessories can be completed, thus improving welding efficiency.
Description
Technical Field
The invention relates to the field of welding, in particular to welding equipment for a piston engine air storage tank.
Background
Currently, an air compressor is an apparatus for compressing gas, and has a wide variety of applications in various industries. The air storage tank is used as an essential part of an air compressor, and the market demand for the product is also increasing. However, the current production process of the air storage tank is very backward, especially those brackets at the outer periphery of the air storage tank have a large number, and the shape of each bracket is different, and the installation positions are different. In the prior art, the welding is carried out by manually welding the brackets one by one. However, in such an operation mode, not only the accuracy of welding the bracket cannot be ensured, but also the positions of each welded part on the tank body are inconsistent, and the welding quality is affected by the artificial quality and is uneven.
The utility model discloses an existing welding device for an air storage tank, for example, in China patent application (publication No. CN209632429U, publication No. 20191115), which comprises a clamp workbench, wherein a fixed seat assembly and a movable seat assembly for positioning the air storage tank are arranged on the clamp workbench, the fixed seat assembly and the movable seat assembly are oppositely arranged left and right, a limit rod for positioning the air storage tank is also arranged on the clamp workbench, and the limit rod is arranged between the fixed seat assembly and the movable seat assembly. In addition, the welding fixture for the air storage tank is simple in structure, convenient to operate, low in manufacturing cost and easy to popularize and use.
However, the welding apparatus described above has the following problems:
In the prior art, when the tank body is clamped, the clamping device shields the side surface of the tank body in a large area, so that the tank body is fixed, but in the subsequent welding process, a welding gun is difficult to enter a welding position, so that the welding of other accessories on the tank body is not facilitated, the tank body is longitudinally fixed by the clamp when the tank body is clamped, the accessories on the air storage tank are mainly positioned on the upper surface and the lower surface of the tank body, the accessories are positioned on the left side and the right side after the tank body is longitudinally fixed, and the installation and the positioning of the accessories are not facilitated.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a welding device for a piston machine air storage tank,
For the purpose of the invention, the following technical scheme is adopted for implementation:
The welding equipment for the air storage tank of the piston machine comprises a frame, a first position changing machine and a welding robot, wherein the first position changing machine and the welding robot are arranged on the frame, a roll-over stand is arranged on the first position changing machine, second position changing machines are arranged on the front side and the rear side of the roll-over stand, and clamps for fixing the air storage tank are arranged on the second position changing machine;
The fixture comprises a fixture bridge plate, two ends of the fixture bridge plate are arranged on the second positioner, a first fixing station and a second fixing station are arranged on the fixture bridge plate, the first fixing station is used for fixing the bottom of the tank body towards the fixture bridge plate, and the second fixing station is used for fixing the top of the tank body towards the fixture bridge plate;
A first tank body fixing device and a first fitting fixing device are arranged in the first fixing station, a second tank body fixing device and a second fitting fixing device are arranged in the second fixing station, and the first tank body fixing device and the second tank body fixing device are identical in structure;
The first tank fixing device comprises a tank side wall positioning block, a tank clamping cylinder, a tank clamping arm and a tank clamping block, wherein the top surface of the tank side wall positioning block is arc-shaped which is matched with the radian of the tank side wall, the tank clamping cylinder is arranged below the tank side wall positioning block, a front output end and a rear output end are arranged on the tank clamping cylinder, the tank clamping arms are arranged on the two output ends, the front tank clamping arm and the rear tank clamping arm are arranged in opposite directions, the tank side wall positioning block is located between the two tank clamping arms, the tank clamping arm comprises a mounting part and a clamping part, the lower end of the mounting part is arranged on the tank clamping cylinder, the upper end of the mounting part is provided with the clamping part, the clamping part comprises at least two clamping strips which are arranged left and right, the clamping strips extend longitudinally, the upper end and the lower end of the clamping strips are bent towards the inner sides of the clamping direction, and the tank clamping blocks are arranged on the upper end and the lower end of the clamping strips.
The first accessory fixing device comprises a foot pad positioning component, a wheel support positioning component, a switch foot connecting pipe positioning component, a three-way connecting pipe positioning component and a nameplate positioning component, wherein the foot pad positioning component is arranged on one side of the first tank fixing device, the wheel support positioning component, the switch foot connecting pipe positioning component, the three-way connecting pipe positioning component and the nameplate positioning component are arranged on the other side of the first tank fixing device, the foot pad positioning component and the wheel support positioning component are arranged below a first fixing station, the switch foot connecting pipe positioning component and the three-way connecting pipe positioning component are respectively arranged above the front side and the rear side of the first fixing station, and the nameplate positioning component is arranged on the right side of the first fixing station;
the foot pad positioning assembly is used for supporting and positioning foot pads in the longitudinal direction, the wheel support positioning assembly is used for supporting and positioning the wheel support, the switch foot connecting pipe positioning assembly is used for pressing the switch foot connecting pipe on the tank body from the upper side, the tee connecting pipe positioning assembly is used for pressing the tee connecting pipe on the tank body from the upper side, and the nameplate positioning assembly is used for pressing the nameplate on an end cover at the head end of the tank body.
The foot support pipe positioning assembly comprises a foot support pipe positioning seat and a foot support pipe positioning column, wherein the foot support pipe positioning seat is fixedly arranged and is positioned on one side of the first tank body fixing device, the foot support pipe positioning column is arranged on the upper end face of the foot support pipe positioning seat, the foot support pipe positioning column comprises a foot support pipe supporting portion and a foot support pipe positioning portion, the width of the foot support pipe supporting portion is larger than the outer diameter of the foot support pipe, the foot support pipe supporting portion is used for supporting the bottom of the foot support pipe, the foot support pipe positioning portion is arranged above the foot support pipe supporting portion, the foot support pipe positioning portion is cylindrical, the diameter of the cylinder is matched with the inner diameter of the foot support pipe, and a chamfer is arranged at the top of the foot support pipe positioning portion.
The foot support positioning assembly comprises a foot support positioning seat, a foot support positioning long rod and a foot support positioning short rod, wherein the lower part of the foot support positioning seat is arranged on a fixture bridge plate, the upper end face of the foot support positioning seat is a supporting face for supporting the foot support, the longitudinally extending foot support positioning long rods are arranged on the front side and the rear side of the upper end face of the foot support positioning seat, the distance between the front foot support positioning long rod and the rear foot support positioning long rod is matched with the length of the foot support, the height of the upper end of the foot support positioning long rod is higher than that of the upper end face of the foot support positioning seat, the foot support positioning long rod is used for positioning the length direction of the foot support, a plurality of longitudinally extending foot support positioning short rods are arranged on the left side and the right side of the upper end face of the foot support positioning short rods, the distance between the left side and the right side of the foot support positioning short rods is matched with the width of the foot support, the height of the upper end of the foot support positioning short rods is higher than that of the upper end face of the foot support positioning short rods, and the foot support positioning short rods are used for positioning the width direction of the foot support.
The wheel support positioning assembly comprises a wheel support positioning seat, a wheel support positioning long rod and a wheel support positioning short rod, wherein the lower part of the wheel support positioning seat is arranged on a fixture bridge plate, the upper end face of the wheel support positioning seat is a supporting face for supporting a wheel support, the front side and the rear side of the upper end face of the wheel support positioning seat are provided with longitudinally extending wheel support positioning long rods, the upper ends of the wheel support positioning long rods are higher than the upper end face of the wheel support positioning seat, the distance between the front and the rear wheel support positioning long rods is matched with the length of the wheel support, the wheel support positioning long rods are used for positioning the length direction of the wheel support, the left side and the right side of the upper end face of the wheel support positioning seat are provided with a plurality of longitudinally extending wheel support positioning short rods, the upper ends of the wheel support positioning short rods are higher than the upper end face of the wheel support positioning seat, the distance between the left and the right side of the wheel support positioning short rods is matched with the width of the wheel support, and the wheel support positioning short rods are used for positioning the width direction of the wheel support;
The switch foot connecting pipe positioning assembly comprises a switch foot connecting pipe positioning driving component, a switch foot connecting pipe positioning rotating shaft, a switch foot connecting pipe pressing arm and a switch foot connecting pipe pressing column; the output end of the switch foot connecting pipe positioning driving component is provided with a switch foot connecting pipe positioning rotating shaft, the switch foot connecting pipe positioning rotating shaft is transversely arranged, the lower end of the switch foot connecting pipe pressing arm is arranged on the switch foot connecting pipe positioning rotating shaft, and the switch foot connecting pipe positioning driving component drives the switch foot connecting pipe positioning rotating shaft to rotate, so that the switch foot connecting pipe pressing arm turns over in a vertical plane; the upper end of the switch foot connecting pipe pressing arm faces to the side of the first fixing station, the switch foot connecting pipe pressing post comprises a switch foot connecting pipe pressing part and a switch foot connecting pipe positioning part, the width of the switch foot connecting pipe pressing part is larger than the outer diameter of the switch foot connecting pipe, and the switch foot connecting pipe pressing part is used for pressing the top of the switch foot connecting pipe;
The three-way connecting pipe positioning assembly comprises a three-way connecting pipe positioning driving component, a three-way connecting pipe positioning rotating shaft, a three-way connecting pipe pressing arm and a three-way connecting pipe pressing column, wherein the three-way connecting pipe positioning rotating shaft is arranged at the output end of the three-way connecting pipe positioning driving component, the three-way connecting pipe positioning rotating shaft is transversely arranged, the lower end of the three-way connecting pipe pressing arm is arranged on the three-way connecting pipe positioning rotating shaft, the three-way connecting pipe positioning driving component drives the three-way connecting pipe positioning rotating shaft to rotate so that the three-way connecting pipe pressing arm turns over in a vertical plane;
The nameplate positioning assembly comprises a nameplate positioning driving part, a nameplate positioning rotating shaft, a nameplate pressing arm, a nameplate pressing plate and a nameplate side limit block, wherein the nameplate positioning rotating shaft is arranged at the output end of the nameplate positioning driving part, the nameplate positioning rotating shaft is arranged transversely, the lower end of the nameplate pressing arm is arranged on the nameplate positioning rotating shaft, the nameplate positioning driving part drives the nameplate positioning rotating shaft to rotate, so that the nameplate pressing arm turns over in a vertical plane, the upper end of the nameplate pressing arm faces the side of the first fixing station, the side of the nameplate pressing plate faces the radian of the end cover, the size of the nameplate pressing plate is identical to that of the nameplate, a plurality of nameplate side limit blocks are arranged around the nameplate pressing plate, and the nameplate side limit block is used for limiting the periphery of the nameplate.
The second accessory fixing device comprises a handle positioning assembly, a machine plate positioning assembly, a switch foot connecting pipe supporting assembly, a handle positioning assembly and a drain connecting pipe positioning assembly, wherein the handle positioning assembly is arranged on one side of the second tank fixing device, the machine plate positioning assembly, the switch foot connecting pipe supporting assembly, the handle positioning assembly and the drain connecting pipe positioning assembly are arranged on the other side of the second tank fixing device, the handle positioning assembly is positioned on the left side of a second fixing station and faces the second fixing station, the machine plate positioning assembly and the switch foot connecting pipe supporting assembly are positioned at the bottom of the second fixing station and face the second fixing station, the handle positioning assembly is positioned on the front right side of the second fixing station, and the drain connecting pipe positioning assembly is positioned above the rear right side of the second fixing station;
the handle positioning assembly is used for supporting and positioning a handle, the machine plate positioning assembly is used for clamping machine plates on the front side and the rear side, the switch foot connecting pipe supporting assembly is used for supporting and positioning switch foot connecting pipes, the handle positioning assembly is used for positioning the head end of a handle, clamping the middle part of the handle and fixing the tail end of the handle, and the drainage connecting pipe positioning assembly is used for positioning and clamping the drainage connecting pipe on the tank body.
The handle positioning assembly comprises a handle positioning cylinder, a handle bottom pressing plate, handle side limiting plates and handle end limiting pressing plates, wherein the handle positioning cylinder is obliquely arranged and faces to a second fixing station, the handle bottom pressing plate is arranged at the output end of the handle positioning cylinder, the handle side limiting plates are arranged at the upper side and the lower side of the handle bottom pressing plate, the top of the handle side limiting plates is higher than the handle bottom pressing plate, the distance between the two handle side limiting plates is matched with the width of the handle, the handle end limiting pressing plates are arranged at the front side and the rear side of the handle bottom pressing plate, and the two handle end limiting pressing plates are outwards opened, so that the opening at the upper part is larger than the lower part, and the size of the opened opening is matched with the inclination angles of the two side edges of the handle;
The machine plate positioning assembly comprises a machine plate positioning frame, machine plate positioning columns, machine plate pressing cylinders and machine plate pressing plates, wherein the machine plate positioning frame is arranged at the bottom of a second fixing station, machine plate supporting tables are arranged at the front side and the rear side of the top of the machine plate positioning frame and used for supporting the machine plate from below, the machine plate positioning columns are respectively arranged at the left side and the right side of the machine plate supporting tables and extend along the longitudinal direction, the number of the machine plate positioning columns corresponds to the number of through holes in the machine plate, the machine plate positioning columns are used for extending into the through holes of the machine plate to position the machine plate, the machine plate pressing cylinders are respectively arranged at the front side and the rear side of the machine plate positioning frame and are arranged upwards along the longitudinal direction, the machine plate pressing plates are arranged at the output ends of the machine plate pressing cylinders, and are positioned above the machine plate supporting tables, and grooves corresponding to the machine plate positioning columns are arranged on the bottom surface of the machine plate pressing plates;
The switch foot connecting pipe supporting component comprises a switch foot connecting pipe supporting seat and a switch foot connecting pipe positioning column, the switch foot connecting pipe supporting seat is fixedly arranged, the upper end face of the switch foot connecting pipe supporting seat is provided with the switch foot connecting pipe positioning column, the switch foot connecting pipe positioning column comprises a switch foot connecting pipe supporting portion and a switch foot connecting pipe positioning portion, the width of the switch foot connecting pipe supporting portion is larger than the outer diameter of the switch foot connecting pipe, the switch foot connecting pipe positioning portion which extends longitudinally is arranged above the switch foot connecting pipe supporting portion, and the switch foot connecting pipe positioning portion is cylindrical and the outer diameter of the switch foot connecting pipe is matched with the inner diameter of the switch foot connecting pipe;
The handle positioning assembly comprises a handle head end positioning seat, a handle middle clamping cylinder, handle middle clamping claws and handle tail end positioning claws, wherein the handle head end positioning seat is arranged on a fixture bridge plate, the upper end surface of the handle head end positioning seat is provided with a handle head end limiting groove extending along the front-back direction, the width of the handle head end limiting groove is matched with the outer diameter of the handle head end;
The drainage pipe positioning assembly comprises a drainage pipe positioning driving part, a drainage pipe positioning rotating shaft, a drainage pipe positioning pressing arm and a drainage pipe positioning pressing column, wherein the drainage pipe positioning driving part is arranged in the longitudinal direction, the drainage pipe positioning rotating shaft is arranged at the output end of the drainage pipe positioning driving part, the drainage pipe positioning rotating shaft is arranged in the transverse direction, the lower end of the drainage pipe positioning pressing arm is arranged on the drainage pipe positioning rotating shaft, the drainage pipe positioning pressing arm is positioned at the rear side of the second fixing station, the drainage pipe positioning driving part drives the drainage pipe positioning rotating shaft to rotate so that the drainage pipe positioning pressing arm overturns in the front-rear direction, the upper end of the drainage pipe positioning pressing arm faces the side of the second fixing station, the drainage pipe positioning pressing column comprises a drainage pipe pressing part and a drainage pipe positioning part, the width of the drainage pipe pressing part is larger than the outer diameter of the drainage pipe, the drainage pipe pressing part is used for pressing the top of the drainage pipe, the drainage pipe positioning part is arranged below the drainage pipe pressing part, the drainage pipe positioning part is cylindrical, the diameter of the drainage pipe is matched with the inner diameter of the drainage pipe, and a chamfer is arranged at the bottom of the drainage pipe positioning part.
Preferably, the second fitting fixing device further comprises a tank tail end supporting component and a tank head end supporting component; the tank body tail end supporting component is arranged on one side of the lifting handle positioning component, the tank body head end supporting component is arranged on one side of the machine plate positioning component, and the tank body tail end supporting component and the tank body head end supporting component are positioned at the bottom of the second fixing station and face the second fixing station;
The tank tail end supporting assembly comprises a tank tail end supporting cylinder, a tank tail end supporting plate and a tank tail end supporting block, wherein the tank tail end supporting cylinder is longitudinally arranged and faces to a second fixing station, the output end of the tank tail end supporting cylinder is provided with the tank tail end supporting plate, the tank tail end supporting plate is positioned at the bottom of the second fixing station, the tank tail end supporting plate comprises a tail end connecting part and a tail end supporting part, the tail end connecting part is transversely arranged, the lower end of the tail end connecting part is connected to the tank tail end supporting cylinder, the front end and the rear end of the tail end connecting part are provided with inclined tail end supporting parts, the upper ends of the two tail end supporting parts are outwards opened, and the inner side of the tail end supporting part is provided with the tank tail end supporting block;
The tank head end support assembly comprises a tank head end support cylinder, a tank head end support plate and a tank head end support block, wherein the tank head end support cylinder is arranged longitudinally, the output end of the tank head end support cylinder is provided with the tank head end support plate, the tank head end support plate extends to the bottom of the second fixing station, the tank head end support plate comprises a head end connecting portion and a head end support portion, the head end connecting portion extends in the front-back direction, the front end and the back end of the head end connecting portion are provided with inclined head end support portions, the upper end of the head end support portion is outwards opened, and the inner side of the head end support portion is provided with the tank head end support block.
Preferably, two first position changing machines are arranged side by side, each first position changing machine is correspondingly provided with a welding robot, and the first fixing station and the second fixing station are respectively provided with a corresponding welding robot.
In summary, the invention has the advantages that:
The clamping part comprises at least two clamping strips which are arranged left and right, so that clamping force is distributed on the left side and the right side of the tank body, the clamping stability is improved, shielding to the tank body is reduced, and other accessories are convenient to weld subsequently. The top surface of the tank side wall positioning block is an arc which is matched with the radian of the tank side wall, so that the tank side wall can be completely attached to the arc top surface, the tank side wall is supported and positioned, and the preliminary positioning effect of the tank is ensured. The upper end and the lower end of the clamping strip are bent towards the clamping direction, so that the contact area between the tank clamping block and the side wall of the tank is favorably improved, and the clamping effect is improved. The front tank body clamping arm and the rear tank body clamping arm are driven simultaneously through the tank body clamping air cylinder, so that the tank body clamping blocks are guaranteed to be simultaneously pressed on the side wall of the tank body, the tank body is prevented from moving, and the position of the tank body is guaranteed not to move. The tank body after clamping is transversely arranged, so that accessories to be welded are positioned on the upper surface and the lower surface, and the accessories are convenient to install and position.
The left station and the right station are arranged on the clamp, and the two stations are used for welding different accessories respectively, and after the tank body passes through the two stations, the welding of all accessories can be completed, so that the welding efficiency is improved. The jigs are arranged on the two side surfaces of the roll-over stand, so that one of the jigs can perform feeding and discharging actions during welding, and the welding efficiency is further improved.
Drawings
Fig. 1 is a schematic structural view of a welding device for a gas storage tank of a piston machine.
Fig. 2 is a schematic structural diagram of a 24L air tank.
Fig. 3 is a schematic structural view of the jig in embodiment 1.
Fig. 4 is a schematic structural view of the air tank of embodiment 1 assembled at the first fixing station.
Fig. 5 is a schematic structural diagram of the first fixing station in embodiment 1.
Fig. 6 is a schematic structural diagram of the first fixing station in embodiment 1.
Fig. 7 is a schematic structural diagram of the first fixing station in embodiment 1.
Fig. 8 is a partial enlarged view at a in fig. 7.
Fig. 9 is a schematic view showing a structure in which the air tank is mounted on the second fixing station in embodiment 1.
Fig. 10 is a schematic structural diagram of the second fixing station in embodiment 1.
Fig. 11 is a schematic structural diagram of the second fixing station in embodiment 1.
Fig. 12 is a schematic structural diagram of the board positioning assembly in embodiment 1.
Fig. 13 is a partial enlarged view at B in fig. 12.
Fig. 14 is a schematic structural view of the second fixing station in embodiment 1.
Fig. 15 is a schematic view of a 50L air tank.
Fig. 16 is a schematic structural view of the jig in embodiment 2.
Fig. 17 is a schematic view showing a structure in which the air tank is mounted on the first fixing station in embodiment 2.
Fig. 18 is a schematic structural view of the first fixing station in embodiment 2.
Fig. 19 is a partial enlarged view at C in fig. 18.
Fig. 20 is a schematic view showing a structure in which the air tank is mounted on the second fixing station in embodiment 2.
Fig. 21 is a schematic structural view of a second fixing station in embodiment 2.
Detailed Description
As shown in fig. 1, the welding equipment for the air storage tank of the piston machine comprises a frame, a first position changing machine 1 and a welding robot 2, wherein the first position changing machine 1 is provided with a roll-over stand 3, the front side and the rear side of the roll-over stand 3 are respectively provided with a second position changing machine 4, and a clamp for fixing the air storage tank is arranged on the second position changing machine 4. During welding, the first positioner 1 drives the turnover frame 3 to turn over, and one clamp faces the welding robot 2. Preferably, two first displacers 1 are arranged side by side, and each first displacers 1 is correspondingly provided with a welding robot 2.
As shown in fig. 3 and 16, the clamp comprises a clamp bridge 5, two ends of the clamp bridge 5 are arranged on the second positioner 4, a first fixing station and a second fixing station are arranged on the clamp bridge 5, the first fixing station is used for fixing the bottom of the tank body towards the clamp bridge 5, and the second fixing station is used for fixing the top of the tank body towards the clamp bridge 5. Preferably, the first and second fixing stations are provided with respective welding robots 2, respectively.
A first tank fixing device 6 for positioning and clamping the tank and a first fitting fixing device 7 for positioning and clamping the fittings on the tank are arranged in the first fixing station, and a second tank fixing device 8 for positioning and clamping the tank and a second fitting fixing device 9 for positioning and clamping the fittings on the tank are arranged in the second fixing station. The first tank fixing device 6 and the second tank fixing device 8 have the same structure.
The device has the advantages that the left station and the right station are arranged on the clamp, the two stations are used for welding different accessories, and after the tank body passes through the two stations, the welding of all the accessories can be completed, so that the welding efficiency is improved. The jigs are arranged on the two side surfaces of the roll-over stand 3, so that one of the jigs can perform feeding and discharging actions during welding, and the welding efficiency is further improved.
Example 1:
As shown in fig. 2, the air tank in the present embodiment has a volume of 24L. The air tank 10 includes a tank body 101, and the tank body 101 has a cylindrical shape arranged laterally. The end covers 102 are arranged at the two ends of the head end and the tail end of the tank body 101, nameplates 103 are arranged on the end covers 102 positioned at the head end, a switch foot connecting pipe 104 and a three-way connecting pipe 105 are arranged on the upper surface of the tank body 101 close to the head end, a handle 106 is arranged on one side of the head end of the tank body 101, machine plates 107 for installing a screw machine are arranged on the front side and the rear side of the upper surface of the middle part of the tank body, and through holes penetrating up and down are formed in the machine plates. The upper surface of the tank body close to the tail end is provided with a handle 108, the lower surface of the tank body close to the head end is provided with a foot pad connecting pipe 109 and a drain connecting pipe 110, and the lower surface of the tank body close to the tail end is provided with a wheel bracket 111 for installing wheels.
As shown in fig. 4 and 6, the first tank fixing device 6 includes a tank side wall positioning block 61, a tank clamping cylinder 62, a tank clamping arm 63, and a tank clamping block 64. The top surface of the tank side wall positioning block 61 is arc-shaped which is matched with the radian of the tank side wall, so that the side surface of the tank is convenient to support and position. The tank clamping cylinder 62 is arranged below the tank side wall positioning block 61, the tank clamping cylinder 62 is provided with a front output end and a rear output end, tank clamping arms 63 are arranged on the two output ends, the front tank clamping arm 63 and the rear tank clamping arm 63 are arranged in opposite directions, and the tank side wall positioning block 61 is positioned between the two tank clamping arms 63. The tank clamping arm 63 includes a mounting portion 631 and a clamping portion 632, the lower end of the mounting portion 631 is disposed on the tank clamping cylinder 62, the upper end of the mounting portion 631 is provided with the clamping portion 632, the clamping portion 632 includes at least two clamping bars 6321 arranged left and right, the clamping bars 6321 extend in a longitudinal direction, the upper end and the lower end of the clamping bars 6321 are bent toward the inner side of the clamping direction, and the tank clamping blocks 64 are disposed on the upper end and the lower end.
The first tank body fixing device 6 is used in the following steps that a tank body of the air storage tank is transversely placed in the first tank body fixing device 6, the side wall of the bottom of the tank body is attached to the tank body side wall positioning block 61, the tank body is initially positioned through the tank body side wall positioning block 61, then the axial position of the tank body is adjusted to correspond to the position of a fitting to be welded, then the tank body clamping cylinder 62 drives the front tank body clamping arm 63 and the rear tank body clamping arm 63 to move towards the tank body direction, the front side surface and the rear side surface of the tank body are clamped, and the tank body clamping block 64 is pressed on the side wall of the tank body when the tank body is clamped.
The first tank fixing device 6 solves the problem that the welding gun is difficult to enter the welding position when the tank is welded subsequently although the clamping device is used for shielding the side face of the tank in a large area in the prior art when the tank is clamped, so that the tank is clamped, the welding gun is difficult to enter the welding position when the tank is welded subsequently, welding of other accessories on the tank is not facilitated, the clamping part 632 of the first tank fixing device 6 has the advantages that the clamping part 632 comprises at least two clamping strips 6321 which are arranged left and right, the clamping force is distributed on the left side and the right side of the tank, the clamping stability is improved, shielding of the tank is reduced, and other accessories are welded subsequently conveniently. The top surface of the tank side wall positioning block 61 is an arc which is matched with the radian of the tank side wall, so that the tank side wall can be completely attached to the arc top surface, the tank side wall is supported and positioned, and the preliminary positioning effect of the tank is ensured. The upper and lower ends of the clamping strip 6321 are bent in the clamping direction, which is favorable for improving the contact area between the tank clamping block 64 and the tank side wall and improving the clamping effect. The front tank clamping arm 63 and the rear tank clamping arm 63 are driven simultaneously through the tank clamping cylinder 62, so that the tank clamping block 64 is guaranteed to be pressed on the side wall of the tank at the same time, the tank is prevented from moving, and the position of the tank is guaranteed not to move. The fittings to be welded are positioned on the upper surface and the lower surface, so that the fittings are convenient to install and position.
As shown in fig. 4, the first accessory fixture 7 includes a foot pad positioning assembly 71, a wheel bracket positioning assembly 72, a switch foot take-over positioning assembly 73, a three-way take-over positioning assembly 74, and a nameplate positioning assembly 75. One side of the first tank body fixing device 6 is provided with a foot-pad positioning assembly 71, the other side of the first tank body fixing device 6 is provided with a wheel bracket positioning assembly 72, a switch foot connecting pipe positioning assembly 73, a tee connecting pipe positioning assembly 74 and a nameplate positioning assembly 75, the foot-pad positioning assembly 71 and the wheel bracket positioning assembly 72 are arranged below the first fixing station, the switch foot connecting pipe positioning assembly 73 and the tee connecting pipe positioning assembly 74 are respectively arranged above the front side and the rear side of the first fixing station, and the nameplate positioning assembly 75 is arranged on the right side of the first fixing station.
The foot pad positioning assembly 71 is used for supporting and positioning the foot pad in the longitudinal direction. The wheel carriage positioning assembly 72 is used to support and position the wheel carriage. The switch foot connecting pipe positioning component 73 is used for pressing the switch foot connecting pipe on the tank body from above. The tee nipple positioning assembly 74 is used to compress the tee nipple from above onto the canister. The nameplate positioning assembly 75 is used to compress the nameplate against the end cap at the head end of the can.
As shown in fig. 2 and 5, since the foot pad of the air tank is a foot pad pipe in the present embodiment, the foot pad positioning assembly 71 includes a foot pad pipe positioning seat 711 and a foot pad pipe positioning post 712. The foot rest connecting pipe positioning seat 711 is fixedly arranged and is positioned on one side of the first tank body fixing device 6, the foot rest connecting pipe positioning seat 711 is provided with a foot rest connecting pipe positioning column 712 on the upper end face, the foot rest connecting pipe positioning column 712 comprises a foot rest connecting pipe supporting part 7121 and a foot rest connecting pipe positioning part 7122, the width of the foot rest connecting pipe supporting part 7121 is larger than the outer diameter of the foot rest connecting pipe, and the foot rest connecting pipe supporting part 7121 is used for supporting the bottom of the foot rest connecting pipe. A foot rest connecting pipe positioning part 7122 is arranged above the foot rest connecting pipe supporting part 7121, the foot rest connecting pipe positioning part 7122 is cylindrical, and the diameter of the cylinder is matched with the inner diameter of the foot rest connecting pipe. The top of the foot rest adapter positioning part 7122 is provided with a chamfer, so that the foot rest adapter can conveniently enter the foot rest adapter positioning part 7122.
When the foot rest connecting pipe is positioned, an interface at the lower part of the foot rest connecting pipe is placed in the foot rest connecting pipe positioning part 7122, the foot rest connecting pipe is continuously moved downwards under the guide of the foot rest connecting pipe positioning part 7122, and finally the bottom of the foot rest connecting pipe is attached to the upper end face of the foot rest connecting pipe supporting part 7121, so that the positioning of the foot rest connecting pipe is completed.
As shown in fig. 6, the wheel carriage positioning assembly 72 includes a wheel carriage positioning seat 721, a wheel carriage positioning long rod 722, and a wheel carriage positioning short rod 723. The lower part of the wheel support positioning seat 721 is arranged on the fixture bridge plate 5, the upper end surface of the wheel support positioning seat 721 is a supporting surface for supporting the wheel support, the front side and the rear side of the upper end surface of the wheel support positioning seat 721 are provided with longitudinally extending wheel support positioning long rods 722, and the upper end of the wheel support positioning long rods 722 is higher than the upper end surface of the wheel support positioning seat 721. The distance between the front and rear wheel support positioning long rods 722 is adapted to the length of the wheel support, and the wheel support positioning long rods 722 are used for positioning the length direction of the wheel support. A plurality of longitudinally extending wheel-holder positioning short rods 723 are provided on the left and right sides of the upper end surface of the wheel-holder positioning seat 721, and the upper ends of the wheel-holder positioning short rods 723 are higher than the upper end surface of the wheel-holder positioning seat 721. The distance between the left and right wheel support positioning short rods 723 is adapted to the width of the wheel support, and the wheel support positioning short rods 723 are used for positioning the wheel support in the width direction.
When the wheel support is positioned, the bottom surface of the wheel support is placed on the upper end surface of the wheel support positioning seat 721, meanwhile, the front side and the rear side of the wheel support are limited through the wheel support positioning long rod 722, and the left side and the right side of the wheel support are limited through the wheel support positioning short rod 723, so that the positioning of the wheel support is ensured.
The switch foot socket positioning assembly 73 of fig. 5, 7 and 8 includes a switch foot socket positioning driving part 731, a switch foot socket positioning rotating shaft 732, a switch foot socket pressing arm 733 and a switch foot socket pressing post 734. The output end of the switch foot take-over positioning driving part 731 is provided with a switch foot take-over positioning rotating shaft 732, the switch foot take-over positioning rotating shaft 732 is transversely arranged, the lower end of the switch foot take-over pressing arm 733 is arranged on the switch foot take-over positioning rotating shaft 732, and the switch foot take-over positioning driving part 731 rotates by driving the switch foot take-over positioning rotating shaft 732, so that the switch foot take-over pressing arm 733 overturns in a vertical plane. The side of the upper end of the switch foot take-over pressing arm 733 facing the first fixing station is provided with a switch foot take-over pressing column 734, the switch foot take-over pressing column 734 comprises a switch foot take-over pressing part 7341 and a switch foot take-over positioning part 7342, the width of the switch foot take-over pressing part 7341 is larger than the outer diameter of the switch foot take-over, and the switch foot take-over pressing part 7341 is used for pressing the top of the switch foot take-over. The switch foot takes over the below of the pressure part 7341 and sets up the switch foot and takes over the location part 7342, and the switch foot takes over the location part 7342 and is cylindrical and this cylindrical diameter and switch foot takes over the internal diameter of pipe and suits, and the bottom of switch foot takes over the location part 7342 is provided with the chamfer.
When the switch foot is positioned, the switch foot is initially placed on the switch foot interface of the tank body through manual work, then the switch foot is positioned and driven part 731 is rotated through driving the switch foot connecting tube positioning rotating shaft 732, so that the switch foot connecting tube pressing arm 733 is turned over in a vertical plane, the switch foot connecting tube pressing column 734 is pressed on the top of the switch foot connecting tube, and when the switch foot connecting tube is pressed, the switch foot connecting tube positioning part 7342 firstly stretches into the interface of the top of the switch foot connecting tube, and then the switch foot connecting tube pressing part 7341 is pressed on the top surface of the switch foot connecting tube, so that the switch foot connecting tube is pressed on the tank body.
As shown in fig. 6 to 8, the three-way pipe positioning assembly 74 includes a three-way pipe positioning driving part 741, a three-way pipe positioning rotating shaft 742, a three-way pipe pressing arm 743, and a three-way pipe pressing column 744. The output end of the tee joint pipe positioning driving component 741 is provided with a tee joint pipe positioning rotating shaft 742, the tee joint pipe positioning rotating shaft 742 is transversely arranged, the lower end of the tee joint pipe pressing arm 743 is arranged on the tee joint pipe positioning rotating shaft 742, and the tee joint pipe positioning driving component 741 drives the tee joint pipe positioning rotating shaft 742 to rotate, so that the tee joint pipe pressing arm 743 turns over in a vertical plane. The side of the upper end of the tee joint pipe pressing arm 743 facing the first fixing station is provided with a tee joint pipe pressing column 744, the tee joint pipe pressing column 744 comprises a tee joint pipe pressing part 7441 and a tee joint pipe positioning part 7442, the width of the tee joint pipe pressing part 7441 is larger than the outer diameter of the tee joint pipe, and the tee joint pipe pressing part 7441 is used for pressing the fixed top of the tee joint pipe. The tee joint pipe positioning part 7442 is arranged below the tee joint pipe pressing part 7441, the tee joint pipe positioning part 7442 is cylindrical, the diameter of the cylindrical shape is equal to the inner diameter of the tee joint pipe, and the bottom of the tee joint pipe positioning part 7442 is provided with a chamfer.
When the tee joint is positioned, the tee joint is initially placed on a tee joint interface of the tank body through manual work, then the tee joint pipe positioning driving component 741 drives the tee joint pipe positioning rotating shaft 742 to rotate, so that the tee joint pipe pressing arm 743 overturns in a vertical plane, the tee joint pipe pressing column 744 is pressed on the top of the tee joint pipe, and when the tee joint pipe pressing arm is pressed, the tee joint pipe positioning part 7442 firstly stretches into the interface on the top of the tee joint pipe, then the tee joint pipe pressing part 7441 is pressed on the top surface of the tee joint pipe, and the tee joint pipe is pressed on the tank body.
As shown in fig. 5, the nameplate positioning assembly 75 includes nameplate positioning drive components 751, nameplate positioning spindles 752, nameplate press arms 753, nameplate press plates 754, and nameplate side stoppers 755. The output of the nameplate positioning driving part 751 is provided with a nameplate positioning rotating shaft 752, the nameplate positioning rotating shaft 752 is transversely arranged, the lower end of the nameplate pressing arm 753 is arranged on the nameplate positioning rotating shaft 752, and the nameplate positioning driving part 751 rotates by driving the nameplate positioning rotating shaft 752, so that the nameplate pressing arm 753 turns over in a vertical plane. The upper end of the nameplate pressing arm 753 is provided with a nameplate pressing plate 754 towards the side of the first fixing station, and the side of the nameplate pressing plate 754 towards the first fixing station is arc-shaped which is matched with the radian of the end cover. The size of the nameplate pressing plate 754 is the same as that of the nameplate, a plurality of nameplate side limit blocks 755 are arranged on the periphery of the nameplate pressing plate 754, and the nameplate side limit blocks 755 are used for limiting the periphery of the nameplate.
When the nameplate is positioned, the nameplate is firstly placed on the end cover at the head end of the tank body through manpower, then the nameplate positioning driving part 751 rotates through driving the nameplate positioning rotating shaft 752, so that the nameplate pressing arm 753 overturns in the vertical plane, the nameplate pressing plate 754 is pressed on the nameplate, and meanwhile, the nameplate side limiting blocks 755 are attached to the periphery of the nameplate, so that the nameplate is positioned on the tank body.
The first tank fixing device 6 and the first accessory fixing device 7 are matched with each other, so that when accessories are welded, the air storage tank can only be welded to one accessory at a time, the welding efficiency is low, and when different accessories are welded, the air storage tank and the accessories are required to be repositioned, the disassembly and the assembly are repeated, and the welding efficiency is further reduced. The first accessory fixing device 7 has the advantages that the installation and the positioning of the switch foot connecting pipe, the three-way connecting pipe, the foot pad, the nameplate and the wheel bracket on the air storage tank are completed in one station, so that the air storage tank and the accessories can be welded only once. Before the air storage tank is positioned, the foot support and the wheel support are positioned through the foot support positioning assembly 71 and the wheel support positioning assembly 72, and then the tank body is transversely arranged in the station through the first tank body fixing device 6, so that the air storage tank is convenient to find a reference plane, the accuracy of accessory positioning is improved, and the welding quality is improved. And finally, the switch foot connecting pipe positioning assembly 73, the three-way connecting pipe positioning assembly 74 and the nameplate positioning assembly 75 are used for positioning the switch foot connecting pipe, the three-way connecting pipe and the nameplate respectively, so that the positioning of the accessories is realized, the welding of a plurality of accessories can be realized by one station, and the production efficiency is improved.
As shown in fig. 9, the second fitting fixture 9 includes a handle positioning assembly 91, a plate positioning assembly 93, a switch foot take-over support assembly 95, a handle positioning assembly 96, and a drain take-over positioning assembly 97. One side of the second tank fixing device 8 is provided with a handle positioning assembly 91, and the other side of the second tank fixing device 8 is provided with a machine plate positioning assembly 93, a switch foot connecting pipe supporting assembly 95, a handle positioning assembly 96 and a drainage connecting pipe positioning assembly 97. The handle positioning assembly 91 is located to the left of and towards the second stationary station. The plate positioning assembly 93 and the switch foot tube support assembly 95 are located at the bottom of the second fixed station and face the second fixed station. The pull handle positioning assembly 96 is located on the front right side of the second fixed station, and the drain nipple positioning assembly 97 is located above the rear right side of the second fixed station.
The handle positioning assembly 91 is used to support and position the handle. The machine plate positioning assembly 93 is used for clamping the machine plates on the front side and the rear side. The switch foot take-over support assembly 95 is used to support and position the switch foot take-over. The pull handle positioning assembly 96 is used to position the head end of the pull handle, the middle portion of the grip handle, and the tail end of the stationary pull handle. The drain nipple positioning assembly 97 is used to position and clamp the drain nipple on the tank.
As shown in fig. 10, the handle positioning assembly 91 includes a handle positioning cylinder 911, a handle bottom hold-down plate 912, a handle side stop plate 913, and a handle end stop hold-down plate 914. Handle positioning cylinder 911 slope sets up and towards the fixed station of second, and handle positioning cylinder 911's output sets up handle bottom clamp plate 912, and the upper and lower both sides of handle bottom clamp plate 912 set up handle lateral limit plate 913, and the top of handle lateral limit plate 913 is higher than handle bottom clamp plate 912, and the distance between two handle lateral limit plates 913 matches with the width of handle. The front side and the rear side of the handle bottom pressing plate 912 are provided with handle end limiting pressing plates 914, and the two handle end limiting pressing plates 914 are outwards opened, so that the opening at the upper part is larger than the opening at the lower part, and the size of the opened opening is matched with the inclination angles of the two sides of the handle. The inner side shape of the upper end of the handle end limiting and compressing plate 914 is an arc shape which is suitable for bending the handle.
When the handle is positioned, the lower part of the handle is placed on the upper section of the handle bottom pressing plate 912, meanwhile, the left side and the right side of the handle are limited through the handle side limiting plates 913, the front end and the rear end of the handle are limited through the handle end limiting pressing plates 914, the inner side of the handle end limiting pressing plates 914 is attached to the bending of the upper end of the handle, and the positioning effect of the handle is further ensured.
As shown in fig. 11 to 13, the deck positioning assembly 93 includes a deck positioning frame 931, a deck positioning post 932, a deck pressing cylinder 933, and a deck pressing plate 934. The board positioning frame 931 is disposed at the bottom of the second fixing station, and both front and rear sides of the top of the board positioning frame 931 are provided with board support tables 9311, the board support tables 9311 being for supporting boards from below. The left and right sides of the board support platform 9311 are respectively provided with a board positioning column 932, the board positioning columns 932 extend longitudinally, the number of the board positioning columns 932 corresponds to the number of through holes on the board, and the board positioning columns 932 are used for extending into the through holes of the board to position the board. The front side and the rear side of the board positioning frame 931 are both provided with a board pressing cylinder 933, the board pressing cylinder 933 is arranged longitudinally upwards, the output end of the board pressing cylinder 933 is provided with a board pressing plate 934, the board pressing plate 934 is located above a board supporting table 9311, and the bottom surface of the board supporting table 9311 is provided with a groove corresponding to the board positioning column 932.
The board is positioned, the board is manually placed on the board support platform 9311, the through holes of the board are matched with the board positioning columns 932, then the board pressing cylinder 933 drives the board pressing plate 934 to move downwards, so that the board pressing plate 934 is pressed on the upper end face of the board, and meanwhile the grooves on the board pressing plate 934 are matched with the board positioning columns 932 to clamp the board on the board support platform 9311.
As shown in fig. 11, the switch foot connection pipe support assembly 95 includes a switch foot connection pipe support seat 951 and a switch foot connection pipe positioning column 952, the switch foot connection pipe support seat 951 is fixedly arranged, the switch foot connection pipe positioning column 952 is arranged on the upper end surface of the switch foot connection pipe support seat 951, the switch foot connection pipe positioning column 952 includes a switch foot connection pipe support portion 9521 and a switch foot connection pipe positioning portion 9522, the width of the switch foot connection pipe support portion 9521 is larger than the outer diameter of the switch foot connection pipe, a longitudinally extending switch foot connection pipe positioning portion 9522 is arranged above the switch foot connection pipe support portion 9521, and the switch foot connection pipe positioning portion 9522 is cylindrical and the outer diameter of the cylinder is matched with the inner diameter of the switch foot connection pipe. The top of the switch foot take over positioning portion 9522 is provided with a chamfer.
When the switch foot connecting pipe is supported, an interface at the lower part of the switch foot connecting pipe is matched with the switch foot connecting pipe positioning part 9522 of the switch foot connecting pipe positioning column 952 and moves downwards along the switch foot connecting pipe positioning part 9522 until the bottom surface of the switch foot connecting pipe is contacted with the switch foot connecting pipe supporting part 9521, so that the positioning and the supporting of the switch connecting pipe are completed.
As shown in fig. 11, the pull tab positioning assembly 96 includes a pull tab head end positioning block 961, a pull tab middle clamping cylinder 962, a pull tab middle jaw 963, and a pull tab tail end positioning jaw 964. The handle head end positioning seat 961 is arranged on the fixture bridge plate 5, and a handle head end limiting groove 9611 extending along the front-back direction is arranged on the upper end surface of the handle head end positioning seat 961, and the width of the handle head end limiting groove 9611 is adapted to the outer diameter of the handle head end. The handle middle part presss from both sides tight cylinder 962 and sets up the front side at the fixed station of second, and handle middle part presss from both sides tight cylinder 962 and transversely sets up along the setting, and the output of handle middle part presss from both sides tight cylinder 962 sets up a pair of handle middle part clamping jaw 963, and the inboard of handle middle part clamping jaw 963 is provided with the handle and presss from both sides tight groove, and handle middle part clamping jaw 963 is used for the middle part of tightening the handle. The handle tail end positioning claw 964 is fixedly arranged, and a handle tail end positioning groove 9641 is formed in the side, facing the second fixing station, of the handle tail end positioning claw 964.
When the handle is positioned, firstly, the head end of the handle is placed in the handle head end limiting groove 9611 of the handle head end positioning seat 961, then the tail end of the handle is placed in the handle tail end positioning groove 9641 of the handle tail end positioning claw 964, the handle middle clamping cylinder 962 drives the handle middle clamping jaw 963 to move, and the handle middle clamping jaw 963 clamps the middle of the handle to finish positioning and clamping of the handle.
As shown in fig. 11, the water discharge pipe positioning assembly 97 includes a water discharge pipe positioning driving part 971, a water discharge pipe positioning rotating shaft 972, a water discharge pipe positioning pressing arm 973, and a water discharge pipe positioning pressing column 974. The drainage takes over the location drive part 971 and vertically sets up, the output of drainage takes over the location drive part 971 sets up drainage and takes over location pivot 972, drainage takes over the location pivot 972 and transversely sets up, drainage takes over the lower extreme setting of location arm 973 and takes over the location pivot 972, drainage takes over the location arm 973 and is located the rear side of second fixed station, drainage takes over the location drive part 971 and takes over the location pivot 972 rotation through the drive drainage, make drainage take over the location arm 973 overturn in the fore-and-aft direction. The side of the upper end of the drainage pipe positioning pressing arm 973 facing the second fixing station is provided with a drainage pipe positioning pressing column 974, the drainage pipe positioning pressing column 974 comprises a drainage pipe pressing portion 9741 and a drainage pipe positioning portion 9742, the width of the drainage pipe pressing portion 9741 is larger than the outer diameter of the drainage pipe, and the drainage pipe pressing portion 9741 is used for pressing the top of the drainage pipe. A drain pipe positioning portion 9742 is provided below the drain pipe pressing portion 9741, the drain pipe positioning portion 9742 is cylindrical, and the diameter of the cylindrical shape is adapted to the inner diameter of the drain pipe. The bottom of the drain adapter positioning portion 9742 is provided with a chamfer.
When the drainage connecting pipe is positioned, the drainage connecting pipe is manually placed on a drainage interface of the tank body, then the drainage connecting pipe positioning driving component 971 drives the drainage connecting pipe positioning rotating shaft 972 to rotate, so that the drainage connecting pipe positioning pressing arm 973 overturns in the front-back direction, the drainage connecting pipe positioning part 9742 of the drainage connecting pipe positioning pressing column 974 stretches into the top of the drainage connecting pipe, and the drainage connecting pipe pressing part 9741 is pressed on the upper end face of the drainage connecting pipe.
As shown in fig. 9, the second fitting securement device 9 also includes a tank tail end support assembly 92 and a tank head end support assembly 94. The tank tail end support assembly 92 is disposed on one side of the handle positioning assembly 91. The tank head end support assembly 94 is disposed on one side of the deck positioning assembly 93. The tank tail end support assembly 92 and the tank head end support assembly 94 are located at the bottom of and toward the second stationary station. The tank tail end support assembly 92 is used to support and position the tail end of the tank. Tank head end support assembly 94 is used to support and position the head end of the tank.
As shown in fig. 10, the tank tail end support assembly 92 includes a tank tail end support cylinder 921, a tank tail end support plate 922, and a tank tail end support block 923. Tank body tail end supporting cylinder 921 longitudinally sets up and towards the fixed station of second, tank body tail end supporting cylinder 921's output sets up tank body tail end backup pad 922, tank body tail end backup pad 922 is located the bottom of the fixed station of second, tank body tail end backup pad 922 includes tail end connecting portion 9221 and tail end supporting portion 9222, tail end connecting portion 9221 transversely sets up and the lower extreme is connected on tank body tail end supporting cylinder 921, the front and back both ends of tail end connecting portion 9221 set up the tail end supporting portion 9222 of slope and the upper end of two tail end supporting portions 9222 outwards opens, the inboard of tail end supporting portion 9222 sets up tank body tail end supporting piece 923.
When the tank tail end supporting assembly 92 works, the tank tail end supporting cylinder 921 drives the tank tail end supporting plate 922 to move upwards, so that the front tail end supporting part 9222 and the rear tail end supporting part 9222 are close to the bottom of the tank until the tank tail end supporting block 923 is attached to the bottom of the tank, and the bottom of the tank tail end is supported and positioned.
As shown in fig. 14, the tank head support assembly 94 includes a tank head support cylinder 941, a tank head support plate 942, and a tank head support block 943. The jar body head end support cylinder 941 sets up along vertical, jar body head end support cylinder 941's output sets up jar body head end support plate 942, jar body head end support plate 942 extends the bottom of the fixed station of second, jar body head end support plate 942 includes head end connecting portion 9421 and head end support portion 9422, head end connecting portion 9421 extends along the fore-and-aft direction, the front and back both ends of head end connecting portion 9421 set up the head end support portion 9422 of slope, the upper end of head end support portion 9422 opens outwards, the inboard of head end support portion 9422 sets up jar body head end supporting piece 943.
When the tank head end supporting assembly 94 works, the tank head end supporting cylinder 941 drives the tank head end supporting plate 942 to move upwards, so that the front and rear two head end supporting portions 9422 are close to the bottom of the tank until the tank head end supporting block 943 is attached to the bottom of the tank, and the bottom of the tank head end is supported and positioned.
The second jar body fixing device 8 and the second accessory fixing device 9 mutually support and have solved the gas holder when welding the accessory, can only weld one kind of accessory once, lead to welding efficiency low, and because when welding different accessories, need repositioning gas holder and accessory, the dismouting is repeated, further reduce the problem of welding efficiency, the installation and the location of handle, board, handle and drainage takeover on the gas holder are accomplished to the advantage of second jar body fixing device 8 and the second accessory fixing device 9 in a station for gas holder and accessory all need fix a position once, just can accomplish the welding. Before the gas holder location, take over the support assembly 95 through the switch foot and take over and fix a position the switch foot earlier, then the horizontal setting of rethread second jar body fixing device 8 with jar body in the station, be convenient for the gas holder find the reference surface, be favorable to improving the accuracy that the accessory was fixed a position, improve welding quality. Finally, the handle, the machine plate, the handle and the drainage connecting pipe are respectively positioned through the handle positioning assembly 91, the machine plate positioning assembly 93, the handle positioning assembly 96 and the drainage connecting pipe positioning assembly 97, so that the positioning of the accessories is realized, the welding of a plurality of accessories can be realized by one station, and the production efficiency is improved.
Example 2:
As shown in fig. 15, the air tank in this embodiment has a volume of 50L, which is structurally different from the 24L air tank in that the foot pad in this embodiment is a foot pad holder, not a foot pad adapter.
Fig. 16 to 21 show a jig structure adapted to a 50L air tank.
As shown in fig. 17 to 19, the foot rest positioning assembly 71 of the present embodiment includes a foot rest positioning seat 713, a foot rest positioning long rod 714, and a foot rest positioning short rod 715. The lower part of the foot support positioning seat 713 is arranged on the fixture bridge plate 5, the upper end surface of the foot support positioning seat 713 is a supporting surface for supporting the foot support, the front side and the rear side of the upper end surface of the foot support positioning seat 713 are provided with longitudinally extending foot support positioning long rods 714, and the distance between the front foot support positioning long rods 714 and the rear foot support positioning long rods is matched with the length of the foot support. The upper end of the foot rest positioning long rod 714 is higher than the upper end surface of the foot rest positioning seat 713. The foot rest positioning long rod 714 is used for positioning the length direction of the foot rest. The left and right sides of the upper end surface of the foot support positioning seat 713 are provided with a plurality of foot support positioning short rods 715 which extend longitudinally, and the distance between the left and right foot support positioning short rods 715 is adapted to the width of the foot support. The upper end of the foot rest positioning short rod 715 is higher than the upper end surface of the foot rest positioning seat 713. The foot rest positioning stubs 715 are used to position the width direction of the foot rest.
When the foot support is positioned, the foot support is placed on the upper end face of the foot support positioning seat 713, and meanwhile, the front end and the rear end of the foot support are positioned through the foot support positioning long rods 714, and the left side and the right side of the foot support are positioned through the foot support positioning short rods 715.
Claims (6)
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| CN109664059A (en) * | 2018-12-29 | 2019-04-23 | 芜湖中瑞汽车零部件有限公司 | A kind of auxiliary frame suspension device nut compression tooling |
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| CN112475755A (en) * | 2019-06-14 | 2021-03-12 | 陈美香 | Automatic welding equipment and welding method for gas storage tank |
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