CN210817869U - Automatic welding device for chain wheel - Google Patents
Automatic welding device for chain wheel Download PDFInfo
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- CN210817869U CN210817869U CN201921642519.4U CN201921642519U CN210817869U CN 210817869 U CN210817869 U CN 210817869U CN 201921642519 U CN201921642519 U CN 201921642519U CN 210817869 U CN210817869 U CN 210817869U
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- guide arm
- automatic welding
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Abstract
The utility model provides a sprocket automatic welder, belongs to sprocket manufacturing technical field, including workstation, fixed connection in the quick-witted case of workstation lower surface, set up in the rotatory tray of workstation upper surface and be used for the first fixing device of fixed welding shower nozzle, quick-witted incasement be equipped with the motor, the output shaft of motor pass the workstation on quick-witted case top and be connected with the bottom center part transmission of rotatory tray, first fixing device locate one side of rotatory tray, just first fixing device's bottom be connected with the welding shower nozzle through welding shower nozzle anchor clamps, the welding shower nozzle be connected with the electric welding. The utility model discloses can realize the automatic weld of sprocket, can improve the welding seam welded degree of consistency, improve work efficiency, avoid manual welding's potential safety hazard.
Description
Technical Field
The utility model relates to a sprocket manufacturing technical field, concretely relates to sprocket automatic welder.
Background
The chain wheel is used as an important component of chain transmission, the structure forms of the chain wheel are various, the welding form is mainly used for manufacturing the chain wheel with larger size, and the two parts of the hub of the chain wheel and the teeth of the chain wheel are welded, so that the material is saved, and the production efficiency is improved by means of production in different working procedures. At present, manual welding or simple manual welding devices are mostly adopted for welding chain wheels in the industry, the welding quality is poor, the welding seam is uneven, the production efficiency is low, and certain potential safety hazards also exist.
Novel content
For overcoming prior art's not enough, this novel sprocket automatic welder that discloses.
In order to realize the purpose, the novel technical scheme is as follows:
the utility model provides a sprocket automatic welder, includes workstation, fixed connection in the quick-witted case of workstation lower surface, sets up in the rotatory tray of workstation upper surface and be used for the first fixing device of fixed welding shower nozzle, quick-witted incasement be equipped with the motor, the output shaft of motor pass the workstation on quick-witted case top and be connected with the bottom center part transmission of rotatory tray, first fixing device locate one side of rotatory tray, just first fixing device's bottom be connected with the welding shower nozzle through welding shower nozzle anchor clamps, the welding shower nozzle be connected with the electric welding.
Preferably, first fixing device include work guide arm, guide bar connecting piece, connecting rod, the work guide arm include first work guide arm and second work guide arm, the vertical fixed setting in upper surface one side of workstation of first work guide arm, second work guide arm along the horizontal direction setting, and the one end of second work guide arm is connected through the well upper portion of first adjustable positioning joint and first work guide arm, the other end passes through the adjustable positioning joint of second and is connected with the guide bar connecting piece, the bottom of guide bar connecting piece be equipped with the through-hole that runs through its both ends, the through-hole in be equipped with the internal thread, the upper end outer wall surface of connecting rod be equipped with the external screw thread that the internal thread matches and with guide bar connecting piece threaded connection, the connecting rod bottom be connected with welding nozzle anchor clamps.
Preferably, the first adjustable positioning joint comprises a first sleeve which is sleeved on the first working guide rod and is rotatably connected with the middle upper part of the first working guide rod, and a connecting part which is fixedly connected with the side wall of the first sleeve, wherein a threaded hole which penetrates through the outer part of the connecting part and the surface of the inner wall of the sleeve is arranged in the connecting part, a first fixing bolt is connected with the threaded hole in an internal thread manner, the first fixing bolt penetrates through the threaded hole and is matched with the surface of the outer wall of the first working guide rod, and the surface of the side wall of the connecting part is fixedly connected with one end of the second working guide rod; the adjustable positioning joint of second including the cover locate the tip of the other end of second work guide arm, and with the second sleeve pipe that second work guide arm rotates to be connected, second sheathed tube lateral wall on be equipped with the screw hole that runs through the inside and outside surface of sleeve pipe, threaded hole in go back threaded connection have second fixing bolt, second fixing bolt pass the screw hole and with the outer wall surface cooperation of second work guide arm, the lateral wall fixed connection of the outside end of second sheathed tube and guide bar connecting piece.
Preferably, the automatic welding device for the chain wheel further comprises a second fixing device for fixing the hub of the chain wheel, the second fixing device comprises a support frame arranged around the periphery of the rotating tray, a cylinder fixing frame fixedly arranged at the top end of the support frame, and a cylinder fixedly arranged in the cylinder fixing frame, the cylinder is provided with an air compression device, a piston rod of the air compression device extends downwards, a positioning tip is fixedly connected to the top end of the piston rod, the end of the positioning tip is matched with the shape and size of a center hole of the hub of the chain wheel, the axis of the positioning tip penetrates through the center point of the rotating tray, the cylinder is connected with an air compressor, and the bottom end of the support frame is fixedly connected with the upper surface of the workbench.
Preferably, the welded sprocket wheel hub is further provided with a central outer hole which is coaxial with the central hole, the positioning center comprises a connecting rod fixedly connected with the end part of the cylinder piston rod, a cylindrical ejector rod fixedly connected with the bottom end of the connecting rod and a limiting ring fixedly arranged on the lower part of the surface of the outer wall of the connecting rod, the diameter and the length of the ejector rod are matched with the central hole of the sprocket wheel hub, the diameter of the bottom end of the connecting rod is matched with the central outer hole of the sprocket wheel hub, the vertical distance from the bottom end of the connecting rod to the bottom end of the limiting ring is equal to the vertical distance from the edge of the central outer hole to the edge of the central hole, the ejector rod is rotatably connected with the central hole, and the bottom end of the.
Preferably, the case is internally provided with a controller, the output end of the controller is respectively electrically connected with the motor, the air compression device of the air cylinder and the electric welding machine, and the input end of the controller is connected with a power supply.
Preferably, the motor is a speed reducing motor; the speed reducing motor is a stepping motor.
Preferably, the center department of rotatory tray be equipped with the holding ring of the overall dimension adaptation of sprocket wheel hub's centre bore, the height that highly is less than the edge on the centre bore of holding ring, in the periphery of holding ring, and the upper surface that is located rotatory tray still be equipped with sprocket wheel teeth of a cogwheel constant head tank, the constant head tank towards the direction opening of holding ring, the overall dimension of constant head tank match with the sprocket wheel teeth of a cogwheel, and its degree of depth is less than the thickness of sprocket wheel teeth of a cogwheel.
Preferably, the upper surface of constant head tank and holding ring and rotatory tray can dismantle fixed connection, the bottom of constant head tank and holding ring inlay and have magnet, rotatory tray make by the iron material.
This novel sprocket automatic welder's beneficial effect divide into: can realize automatic weld, more even than manual welding's welding seam, welding quality is high, and production efficiency is high, also can avoid manual welding's potential safety hazard.
Drawings
FIG. 1: the structure of the novel device is shown schematically;
FIG. 2: the top view structure schematic diagram of the first fixing device of the novel structure;
FIG. 3: the novel positioning thimble and the rotary tray are positioned on the enlarged schematic diagram;
FIG. 4: the positioning ring and the positioning groove on the upper surface of the novel rotary tray are schematically shown;
FIG. 5: a magnet schematic of a retaining ring;
FIG. 6: a magnet of the positioning groove is schematically viewed from top;
1: a cylinder, 2: a cylinder fixing frame; 3: support frame, 4: positioning tip, 401: ejector pin, 402: bottom end, 403: stop collar, 404: connecting rod, 5: sprocket to be welded, 501: central bore, 502: outer center hole, 503: sprocket hub, 504: sprocket teeth, 6: rotating tray, 601: a positioning groove, 602: positioning ring, 7: workbench, 8: motor, 9: controller, 10: a chassis, 11: welding nozzle, 12: welding nozzle fixture, 13: connecting rod, 14: guide bar attachment, 15: work leader, 1501: first work guide, 1502: second work guide, 16: first adjustable positioning joint, 1601: first sleeve, 1602: connection portion, 1603: first fixing bolt, 17: second adjustable positioning joint, 1701: second cannula, 1702: second fixing bolt, 18: first magnet, 19: a second magnet.
Detailed Description
The following description is of the preferred embodiment of the present invention only, and is not intended to limit the scope of the present invention, which is to be accorded the widest scope consistent with the principles and spirit of the present invention.
Example 1:
an automatic welding device for chain wheels comprises a workbench 7, a case 10 fixedly connected to the lower surface of the workbench 7, a rotary tray 6 arranged on the upper surface of the workbench 7 and a first fixing device used for fixing a welding nozzle, wherein a motor 8 is arranged in the case 10, an output shaft of the motor 8 penetrates through the workbench 7 at the top end of the case 10 and is in transmission connection with the center part of the bottom end of the rotary tray 6, the first fixing device is arranged on one side of the rotary tray 6, the bottom end of the first fixing device is connected with the welding nozzle 11 through a welding nozzle clamp 12, and the welding nozzle is connected with an electric welding nozzle;
the first fixing device comprises a working guide rod 15, a guide rod connecting piece 14 and a connecting rod 13, the work guides include a first work guide 1501 and a second work guide 1502, the first work guide 1501 is vertically and fixedly arranged on one side of the upper surface of the worktable 7, the second work guide 1502 is arranged along the horizontal direction, and one end of the second work guide bar 1502 is connected to the middle upper portion of the first work guide bar 1051 through a first adjustable positioning joint 16 and the other end is connected to the guide bar coupler 14 through a second adjustable positioning joint 17, the bottom of the guide rod connecting piece is provided with a through hole penetrating through the two ends of the guide rod connecting piece, an internal thread is arranged in the through hole, the outer wall surface of the upper end of the connecting rod 13 is provided with an external thread matched with the internal thread and is in threaded connection with a guide rod connecting piece 14, and the bottom end of the connecting rod 13 is connected with a welding nozzle clamp 12;
the first adjustable positioning connector 16 comprises a first bushing 1601 sleeved on the first working guide 1501 and rotatably connected with the middle upper part of the first working guide 1501, and a connecting part 1602 fixedly connected to the side wall of the first bushing 1601, wherein a threaded hole penetrating through the outside of the connecting part and the inner wall surface of the bushing is arranged in the connecting part 1602, a first fixing bolt 1603 is connected to the threaded hole in an internal thread manner, the first fixing bolt penetrates through the threaded hole and is matched with the outer wall surface of the first working guide, and the side wall surface of the connecting part 1602 is fixedly connected with one end of the second working guide; the second adjustable positioning joint 17 comprises a second sleeve 1701 which is sleeved at the end part of the other end of the second working guide rod 1502 and is rotatably connected with the second working guide rod 1502, a threaded hole which penetrates through the inner surface and the outer surface of the sleeve is formed in the side wall of the second sleeve 1701, a second fixing bolt 1702 is further connected in the threaded hole in a threaded manner, the second fixing bolt penetrates through the threaded hole and is matched with the surface of the outer wall of the second working guide rod, and the outer side end of the second sleeve 1701 is fixedly connected with the side wall of the guide rod connecting piece 14;
the automatic welding device for the chain wheel further comprises a second fixing device for fixing a hub of the chain wheel, the second fixing device comprises a support frame 3 arranged around the periphery of the rotating tray 6, a cylinder fixing frame 2 fixedly arranged at the top end of the support frame 3, and a cylinder 1 fixedly arranged in the cylinder fixing frame 2, the cylinder 1 is provided with an air compression device, a piston rod of the air compression device extends downwards, the top end of the piston rod is also fixedly connected with a positioning tip 4, the end part of the positioning tip 4 is matched with the shape and size of a center hole 501 of the hub of the chain wheel, the axis of the positioning tip 4 penetrates through the center point of the rotating tray 6, the cylinder 1 is connected with an air compressor, and the bottom end of the support frame 3 is fixedly connected with the upper surface of the workbench 7;
the welded sprocket wheel hub is further provided with a central outer hole 502 which is coaxial with the central hole 501, the positioning center comprises a connecting rod 404 fixedly connected with the end part of the cylinder piston rod, a cylindrical ejector rod 401 fixedly connected with the bottom end of the connecting rod 404 and a limiting ring 403 fixedly arranged on the lower part of the outer wall surface of the connecting rod 404, the diameter and the length of the ejector rod 401 are matched with the central hole 501 of the sprocket wheel hub, the diameter of the bottom end of the connecting rod 404 is matched with the central outer hole 502 of the sprocket wheel hub, the vertical distance from the bottom end of the connecting rod 404 to the bottom end of the limiting ring 403 is equal to the vertical distance from the edge of the central outer hole to the edge of the central hole, the ejector rod 401 is rotatably connected with the central hole, and the bottom end of the connecting rod;
the motor is a speed reducing motor; the speed reducing motor is a stepping motor;
rotatory tray 6's center department be equipped with the holding ring 602 of the overall dimension adaptation of sprocket wheel hub's centre bore, the height that highly is less than on the centre bore of holding ring 602, in the periphery of holding ring 602, and the upper surface that is located rotatory tray 6 still is equipped with sprocket wheel teeth of a cogwheel constant head tank 601, the constant head tank towards the direction opening of holding ring, the overall dimension of constant head tank 601 match with the sprocket wheel teeth of a cogwheel, and its degree of depth is less than the thickness of sprocket wheel teeth of a cogwheel.
As shown in fig. 1, when in use, the sprocket hub 503 is placed at the center of the rotating tray 6, then the sprocket teeth 504 are placed on the outer periphery of the sprocket hub, and in order to make the positioning of the sprocket hub and the sprocket teeth more accurate, the cylinder 1 is started (the cylinder 1 is equipped with an air compression device), and the sprocket hub 503 is limited by the positioning tip.
The sprocket wheel hub generally comprises a center hole 501, and the end part of the positioning tip extends into the center hole 501, so that the sprocket wheel hub can be limited, and the sprocket wheel hub cannot move in the horizontal direction.
As shown in fig. 3, the sprocket comprises a sprocket hub 503 and sprocket teeth 504 surrounding the sprocket hub, a central hole 501 penetrating the upper and lower ends of the sprocket hub is arranged at the center of the sprocket hub, a central outer hole 502 coaxial with the central hole is further arranged at the periphery of the central hole, and the middle of the central outer hole 502 is penetrated through the central hole. When the positioning center is pressed downwards, the ejector rod 401 is inserted into the center hole, the top end 402 is inserted into the center outer hole 502, the limiting ring 403 is attached to the upper surface of the sprocket wheel hub 503, and when the rotating tray 6 rotates, the sprocket wheel hub 503 is limited by the positioning center, so that the position stability in the welding process can be kept.
As shown in fig. 4, in order to further ensure the stable position of the sprocket hub and the sprocket teeth during the rotation of the rotating tray 6, a positioning device is further arranged on the upper surface of the rotating tray, and the sprocket teeth are placed into a positioning groove 601 and a positioning ring 602 is sleeved in a central hole below the sprocket hub 503 during use, so that the positioning of the sprocket hub and the sprocket teeth can be quickly realized, and the sprocket hub and the sprocket teeth cannot be separated during the rotation welding process due to the positioning effect of the positioning tip.
After fixing sprocket wheel hub and sprocket wheel teeth, the bottom of welding nozzle needs to be positioned through first fixing device, so that the welding seam between sprocket wheel hub and sprocket wheel teeth can be accurately welded, as shown in fig. 2, the angle of welding nozzle 11 can be positioned by rotating first sleeve 1601 and second sleeve 1701, after positioning, first fixing bolt 1603 and second fixing bolt 1702 are rotated to fix the welding nozzle at a selected angle, and further, the connecting rod can be displaced in the threaded hole at the lower part of guide rod connecting piece 14 by rotating connecting rod 13, so that the distance between the bottom of welding nozzle and the welding part can be finely adjusted.
After fixing sprocket wheel hub and sprocket wheel teeth to with welding shower nozzle location back, starter motor 8, rotatory tray 6 begins slow rotation, starts electric welding simultaneously, and welding shower nozzle 11 begins to weld the welding seam between sprocket wheel hub and the sprocket wheel teeth. After welding, stop electric welding earlier, then stop motor 8, withdraw the piston rod of cylinder 1, take off the good sprocket that welds can.
Example 2:
the difference between this embodiment and embodiment 1 is that a controller 9 is further disposed in the case 10, an output end of the controller 9 is electrically connected to the motor 9, the air compression device of the air cylinder 1, and the electric welding, respectively, and an input end of the controller 9 is connected to a power supply.
On the basis of embodiment 1, this embodiment provides a further automatic control welding mode, as shown in fig. 1, a controller is further disposed in the machine box 10, and during welding, the controller sends a signal to the air compression device of the air cylinder 1, the positioning center limits the sprocket hub, then the controller 9 sends a signal to the motor 8, the rotating tray 6 starts to rotate, and meanwhile, the controller 9 sends a signal to the electric welding, and the welding starts. The time required for completion of welding of the sprocket can be set according to the welding speed, and when the welding is completed, the welding is completed by a reverse procedure to the above procedure.
Claims (9)
1. An automatic welding device for chain wheels is characterized in that: including workstation, fixed connection in the quick-witted case of workstation lower surface, set up in the rotatory tray of workstation upper surface and be used for the first fixing device of fixed welding shower nozzle, quick-witted incasement be equipped with the motor, the output shaft of motor pass the workstation on quick-witted case top and be connected with the bottom center part transmission of rotatory tray, first fixing device locate one side of rotatory tray, just first fixing device's bottom be connected with the welding shower nozzle through welding shower nozzle anchor clamps, the welding shower nozzle be connected with the electric welding.
2. An automatic welding device for sprocket wheels according to claim 1, wherein: first fixing device include work guide arm, guide bar connecting piece, connecting rod, the work guide arm include first work guide arm and second work guide arm, the vertical fixed setting in upper surface one side of workstation of first work guide arm, second work guide arm along the horizontal direction setting, and the one end of second work guide arm is connected through the well upper portion of first adjustable positioning joint and first work guide arm, the other end passes through the adjustable positioning joint of second and is connected with the guide bar connecting piece, the bottom of guide bar connecting piece be equipped with the through-hole that runs through its both ends, the through-hole in be equipped with the internal thread, the upper end outer wall surface of connecting rod be equipped with the external screw thread that the internal thread matches and with guide bar connecting piece threaded connection, the connecting rod bottom be connected with welding nozzle anchor clamps.
3. An automatic welding device for sprocket wheels as claimed in claim 2, wherein: the first adjustable positioning joint comprises a first sleeve which is sleeved on the first working guide rod and is rotatably connected with the middle upper part of the first working guide rod, and a connecting part which is fixedly connected on the side wall of the first sleeve, wherein a threaded hole which is communicated with the outside of the connecting part and the surface of the inner wall of the sleeve is arranged in the connecting part; the adjustable positioning joint of second including the cover locate the tip of the other end of second work guide arm, and with the second sleeve pipe that second work guide arm rotates to be connected, second sheathed tube lateral wall on be equipped with the screw hole that runs through the inside and outside surface of sleeve pipe, threaded hole in go back threaded connection have second fixing bolt, second fixing bolt pass the screw hole and with the outer wall surface cooperation of second work guide arm, the lateral wall fixed connection of the outside end of second sheathed tube and guide bar connecting piece.
4. An automatic welding apparatus for a sprocket according to any one of claims 1 to 3, wherein: the automatic welding device for the chain wheel further comprises a second fixing device for fixing the chain wheel hub, the second fixing device comprises a support frame arranged around the periphery of the rotating tray, a cylinder fixing frame fixedly arranged at the top end of the support frame, and a cylinder fixedly arranged in the cylinder fixing frame, the cylinder is provided with an air compression device, a piston rod of the air compression device extends downwards, a positioning tip is fixedly connected to the top end of the piston rod, the end of the positioning tip is matched with the shape and size of a center hole of the chain wheel hub, the axis of the positioning tip penetrates through the center point of the rotating tray, the cylinder is connected with an air compressor, and the bottom end of the support frame is fixedly connected with the upper surface of the workbench.
5. An automatic welding device for sprocket wheels according to claim 4, wherein: the welded sprocket wheel hub is further provided with a central outer hole which is coaxial with the central hole, the positioning center comprises a connecting rod fixedly connected with the end part of the piston rod of the air cylinder, a cylindrical ejector rod fixedly connected to the bottom end of the connecting rod and a limiting ring fixedly arranged on the lower part of the surface of the outer wall of the connecting rod, the diameter and the length of the ejector rod are matched with the central hole of the sprocket wheel hub, the diameter of the bottom end of the connecting rod is matched with the central outer hole of the sprocket wheel hub, the vertical distance from the bottom end of the connecting rod to the bottom end of the limiting ring is equal to the vertical distance from the edge of the central outer hole to the edge of the central hole, the ejector rod is rotatably connected with the central hole.
6. An automatic welding device for sprocket wheels as claimed in claim 5, wherein: the machine case is also internally provided with a controller, the output end of the controller is respectively electrically connected with the motor, the air compression device of the air cylinder and the electric welding machine, and the input end of the controller is connected with a power supply.
7. An automatic welding device for a sprocket according to any one of claims 1 to 3, 5 and 6, wherein: the motor is a speed reducing motor; the speed reducing motor is a stepping motor.
8. An automatic welding device for a sprocket according to any one of claims 1 to 3, 5 and 6, wherein: the center department of rotatory tray be equipped with the holding ring of the overall dimension adaptation of sprocket wheel hub's centre bore, the holding ring highly be less than the height on the edge of the centre bore, in the periphery of holding ring, and the upper surface that is located rotatory tray still be equipped with sprocket wheel teeth of a cogwheel constant head tank, the constant head tank towards the direction opening of holding ring, the overall dimension of constant head tank matches with the sprocket wheel teeth of a cogwheel, and its degree of depth is less than the thickness of sprocket wheel teeth of a cogwheel.
9. An automatic welding device for sprocket wheels as recited in claim 8, wherein: the upper surface of constant head tank and holding ring and rotatory tray can dismantle fixed connection, the bottom of constant head tank and holding ring inlay and have magnet, rotatory tray make by the iron material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642519.4U CN210817869U (en) | 2019-09-29 | 2019-09-29 | Automatic welding device for chain wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921642519.4U CN210817869U (en) | 2019-09-29 | 2019-09-29 | Automatic welding device for chain wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210817869U true CN210817869U (en) | 2020-06-23 |
Family
ID=71277077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921642519.4U Active CN210817869U (en) | 2019-09-29 | 2019-09-29 | Automatic welding device for chain wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210817869U (en) |
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2019
- 2019-09-29 CN CN201921642519.4U patent/CN210817869U/en active Active
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