CN115870581B - Welding rod automatic replacement head based on industrial welding robot - Google Patents
Welding rod automatic replacement head based on industrial welding robot Download PDFInfo
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- CN115870581B CN115870581B CN202310050144.7A CN202310050144A CN115870581B CN 115870581 B CN115870581 B CN 115870581B CN 202310050144 A CN202310050144 A CN 202310050144A CN 115870581 B CN115870581 B CN 115870581B
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Abstract
The invention discloses an automatic replacement head for welding rods based on an industrial welding robot, which is applicable to the technical field of industrial welding and comprises a mechanical arm, wherein a storage cavity for placing welding rods is fixedly connected to the side edge of the mechanical arm, a control component is arranged in the mechanical arm, a pushing component for pushing the welding rods to be abutted against a welding line is arranged in the middle of the mechanical arm, a quantitative component for controlling the welding rods to enter is arranged in the mechanical arm, an auxiliary component for assisting in fixing the welding rods is arranged at the bottom of the mechanical arm, the welding rods in the storage cavity drop down onto a pushing groove when in use, and a pushing plate is driven to push a new welding rod to move down in the pushing groove under the action of extension of a first spring when the pushing block moves up to the highest position, so that the automatic replacement effect of the welding rods is realized, the replacement efficiency of the welding rods is effectively improved, and the working efficiency of a welding procedure is also ensured.
Description
Technical Field
The invention relates to the technical field of industrial welding, in particular to an automatic welding rod replacement head based on an industrial welding robot.
Background
In industrial equipment manufacturing process, need carry out fixed connection to two metal parts, and then need weld through modes such as electric welding, realize the fixed assembly to metal parts, current electric welding device need use just can carry out welding work through the electrode cooperation, can weld the weld seam more firm through the electrode, when at welded in-process, the electrode can consume gradually and shorten, and then need change at welded in-process, in current robot welding set, the robot can't accomplish the effect of independently changing, still need the manual work auxiliary replacement electrode, labor cost has not only been increased, the in-process of manual replacement extremely easily leads to the risk of manual appearance scald, manual replacement electrode inefficiency simultaneously, need just can change after stopping the work with equipment, lead to holistic welding work inefficiency.
From the above, the prior art has the problems that the efficiency of manually replacing the welding rod is low and the efficiency of the whole welding process is affected.
Accordingly, there is a need to provide an automatic replacement head for a welding rod based on an industrial welding robot, aiming at solving the above problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide an automatic welding rod replacement head based on an industrial welding robot, which aims to solve the defects that the efficiency of manually replacing welding rods is low and the efficiency of the whole welding process is affected.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the automatic replacement head for the welding rod based on the industrial welding robot comprises a mechanical arm, wherein a storage cavity for placing welding rods is fixedly connected to the side edge of the mechanical arm, a control assembly is arranged in the mechanical arm, a pushing assembly for pushing the welding rods to be abutted to welding seams is arranged in the middle of the mechanical arm, a quantitative assembly for controlling the welding rods to enter is arranged in the mechanical arm, an auxiliary assembly for assisting in fixing the welding rods is arranged at the bottom of the mechanical arm, and a material leakage opening for allowing the waste welding rods to fall is formed in the bottom of the mechanical arm;
the utility model provides a device for automatically pushing a ratchet groove, including pushing the subassembly, pushing the subassembly includes pushing groove, guide bar, first spring, pushing the board, pushing the piece, ratchet tooth groove, nut, pawl and electronic threaded rod, pushing the middle part of groove fixed connection at the arm, guide bar fixed connection is in the inside both sides of arm, the one end fixed connection of first spring is on the inner wall of arm, the other end of first spring with pushing the outer wall fixed connection of board, the equal sliding connection in both ends of pushing the board is on the guide bar, pushing the bottom of piece fixed connection at pushing the board, the middle part at pushing the piece is seted up in the ratchet groove, the nut rotates the inside of connecting at ratchet groove, pawl elastic connection is on the outer wall of nut, electronic threaded rod sets up at the middle part of arm, electronic threaded rod and nut threaded connection.
As a further scheme of the invention, the control assembly comprises an electric contact groove, a fixed shaft, an electric contact plate and a movable plate, wherein the electric contact groove is formed in the inner wall of the mechanical arm, the fixed shaft is fixedly connected in the mechanical arm, the middle part of the electric contact plate is rotationally connected to the outer surface of the middle part of the fixed shaft, the bottom of the electric contact plate is mutually abutted to the inner part of the electric contact groove, the movable plate is transversely and movably connected in the mechanical arm, and the top of the electric contact plate is rotationally connected with the middle part of the movable plate.
As a further scheme of the invention, the quantitative assembly comprises a quantitative groove, a gear, a first quantitative plate, a contact plate, a second quantitative plate and a second spring, wherein the quantitative groove is formed in the mechanical arm, the gear is rotationally connected in the quantitative groove, the first quantitative plate transversely slides in the quantitative groove, one end of the first quantitative plate is meshed with the gear, the contact plate is fixedly connected to the bottom of the first quantitative plate, the second quantitative plate is transversely connected in the quantitative groove in a sliding mode, the outer side of the second quantitative plate is meshed with the gear, one end of the second spring is fixedly connected with the second quantitative plate, and the other end of the second spring is fixedly connected with the first quantitative plate.
As a further scheme of the invention, the auxiliary assembly comprises a guide groove, an auxiliary frame, a fixing seat, a lever and a sliding groove, wherein the guide groove is arranged on the outer side of the bottom of the mechanical arm in a penetrating manner, the auxiliary frame is in limiting sliding connection with the inside of the guide groove, the fixing seat is fixedly connected to the outer wall of the mechanical arm, the middle part of the lever is rotationally connected to the fixing seat, the other end of the lever is hinged to the outer side of the auxiliary frame, and the sliding groove is arranged on the outer wall of the lever.
As a further scheme of the invention, the auxiliary assembly further comprises a fixed plate, a third spring, a sliding rod, a fourth spring, a supporting rod, a sliding block and a contact ring, wherein the fixed plate is fixedly connected to the outer wall of the mechanical arm, one end of the third spring is fixedly connected to the inside of the fixed plate, the other end of the third spring is fixedly connected with the outer wall of the sliding rod, the sliding rod is limited and movably connected to the fixed plate, the fourth spring is fixedly connected to the outer wall of the sliding rod, the outer side end of the fourth spring is fixedly connected with the outer side end of the supporting rod, the sliding block is hinged to the inner side end of the supporting rod, the inner side of the sliding block is slidably connected to the inside of the sliding groove, and the contact ring is fixedly connected to the outer wall of the sliding rod.
As a further scheme of the invention, the bottom of the pushing groove is provided with an opening, so that the waste welding rods can fall off conveniently, the shape inside the pushing groove is matched with the welding rods, and the effect of stably pushing the welding rods is achieved.
As a further scheme of the invention, the electric contact groove is electrically connected with an external power supply of the equipment to control the electrifying of the equipment, the electric contact plate is electrically connected with the electric threaded rod to control the electrifying of the electric threaded rod, and convex plates are arranged on the upper surfaces of the two ends of the movable plate to facilitate the pushing block to push the movable plate to move.
As a further scheme of the invention, the quantitative groove is communicated with the inside of the storage cavity, so that the effect of facilitating the downward falling of a new welding rod is achieved, and the length of the combined first quantitative plate and second quantitative plate is smaller than that of the welding rod, so that the effect of limiting and quantitatively falling of the new welding rod is achieved.
As a further scheme of the invention, the inner side of the auxiliary frame is arranged in an arc shape matched with the shape of the welding rod, so that the welding rod can be clamped and fixed, and the inner side of the auxiliary frame is provided with an anti-skidding lug, so that the problem of skidding in the clamping process is solved.
Compared with the prior art, the welding rod automatic head replacement device has the beneficial effects that:
1. when the welding rod pushing device is used, the welding rod in the storage cavity falls down onto the pushing groove, and when the pushing block moves upwards to the highest position, the pushing plate is driven by the action of the first spring to push a new welding rod to move downwards in the pushing groove, so that the effect of automatic replacement of the welding rod is achieved, the replacement efficiency of the welding rod is effectively improved, and meanwhile, the working efficiency of a welding procedure is also guaranteed;
2. when the welding device is used, the auxiliary frame is driven to move outwards in the guide groove through the lever, the bottom of the welding rod is enabled to be in downward butt joint with the welding line under the action of the constant butt joint of the pushing plate, the welding line of the metal device is welded by the welding rod under the action of the electric welding device, the problem that the welding rod is gradually shortened and cannot be effectively contacted with the welding line due to direct fixation of the welding rod is effectively avoided, the contact effectiveness of the welding rod and the welding line is improved, and the welding efficiency of the welding device is improved;
3. during use, the auxiliary frame is pushed to move inwards in the guide groove through the lever, the welding bar is clamped and fixed through the auxiliary frame, the problem of continuous downward movement in the unused process is prevented, the problem that the welding rod moves down too long to cause unusable is prevented, and the practicability of the device in the use process is improved.
In order to more clearly illustrate the structural features and efficacy of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the overall internal structure of the present invention;
FIG. 3 is a schematic perspective view showing the internal structure of the pushing assembly of the present invention;
FIG. 4 is a schematic perspective view of the internal structure of the ratchet slot and nut of the present invention;
FIG. 5 is an enlarged schematic view of the structure A in FIG. 4 according to the present invention;
FIG. 6 is a schematic perspective view of the internal structure of the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6B according to the present invention;
FIG. 8 is a schematic perspective view of the internal structure of the dosing assembly of the present invention;
FIG. 9 is a partial perspective view of the internal structure of the auxiliary assembly of the present invention;
fig. 10 is an enlarged schematic view of the structure of fig. 9C according to the present invention.
Reference numerals: 1. a mechanical arm; 2. a storage cavity; 31. an electrical contact groove; 32. a fixed shaft; 33. an electrical contact plate; 34. a movable plate; 41. pushing grooves; 42. a guide rod; 43. a first spring; 44. a pushing plate; 45. pushing the block; 46. ratchet tooth slot; 47. a screw cap; 48. a pawl; 49. an electric threaded rod; 51. a quantitative tank; 52. a gear; 53. a first metering plate; 54. a contact plate; 55. a second metering plate; 56. a second spring; 61. a guide groove; 62. an auxiliary frame; 63. a fixing seat; 64. a lever; 65. a chute; 66. a fixing plate; 67. a third spring; 68. a slide bar; 69. a fourth spring; 610. a supporting rod; 611. a slide block; 612. a contact ring; 7. and a material leakage opening.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Example 1
As shown in fig. 1 to 10, an automatic welding rod replacement head for an industrial welding robot according to an embodiment of the present invention includes a mechanical arm 1, a storage cavity 2 for placing welding rods is fixedly connected to a side edge of the mechanical arm 1, a control component is disposed in the mechanical arm 1, a pushing component for pushing the welding rods to abut against a welding seam is disposed in the middle of the mechanical arm 1, a quantitative component for controlling the welding rods to enter is disposed in the mechanical arm 1, an auxiliary component for auxiliary fixing the welding rods is disposed at the bottom of the mechanical arm 1, and a material leakage opening 7 for dropping waste welding rods is disposed at the bottom of the mechanical arm 1;
the pushing assembly comprises a pushing groove 41, a guide rod 42, a first spring 43, a pushing plate 44, a pushing block 45, a ratchet groove 46, a screw cap 47, a pawl 48 and an electric threaded rod 49, wherein the pushing groove 41 is fixedly connected to the middle of the mechanical arm 1, an opening is formed in the bottom of the pushing groove 41, the effect of facilitating falling of waste welding rods is achieved, the shape inside the pushing groove 41 is matched with the welding rods, the effect of stably pushing the welding rods is achieved, the guide rod 42 is fixedly connected to two sides inside the mechanical arm 1, one end of the first spring 43 is fixedly connected to the inner wall of the mechanical arm 1, the other end of the first spring 43 is fixedly connected to the outer wall of the pushing plate 44, two ends of the pushing plate 44 are slidably connected to the guide rod 42, the pushing block 45 is fixedly connected to the bottom of the pushing plate 44, the ratchet groove 46 is formed in the middle of the pushing block 45, the screw cap 47 is rotatably connected to the inner side of the ratchet groove 46, the pawl 48 is elastically connected to the outer wall of the screw cap 47, the threaded rod 49 is arranged in the middle of the mechanical arm 1, and the electric threaded rod 49 is in threaded connection with the screw cap 47.
Preferably, in this embodiment, during the use, place the welding rod in the inside of storage chamber 2 after, enter into the inside of pushing away the subassembly this moment, promote the welding rod through pushing away the subassembly and to the bottom motion of arm 1, through carrying out the butt with auxiliary assembly and metal parts's welding seam when using the device, weld the welding seam through electric welding device cooperation welding rod, after the welding rod used up when the welding, the welding rod that uses up drops material leakage mouth 7, upward movement is pushed away the subassembly through control assembly control, it opens to drive the ration subassembly through pushing away the subassembly, the inside of pushing away the subassembly to new welding rod at this moment, push away the welding rod through pushing away the subassembly again and move down and carry out the welding work, the effect of automatic replacement welding rod has been realized, after the welding is accomplished, remaining welding rod is fixed through auxiliary assembly, prevent the problem that the welding rod from being pushed out.
Example two
As shown in fig. 2, fig. 4, fig. 6, fig. 7 and fig. 8, as a preferred embodiment of the present invention, the control assembly includes an electric contact groove 31, a fixed shaft 32, an electric contact plate 33 and a movable plate 34, wherein the electric contact groove 31 is opened on the inner wall of the mechanical arm 1, the electric contact groove 31 is electrically connected with an external power source of the equipment to perform the function of controlling the power supply of the equipment, the fixed shaft 32 is fixedly connected in the mechanical arm 1, the middle part of the electric contact plate 33 is rotatably connected on the outer surface of the middle part of the fixed shaft 32, the bottom of the electric contact plate 33 is mutually abutted with the inner part of the electric contact groove 31, the electric contact plate 33 is electrically connected with an electric threaded rod 49 to perform the function of controlling the power supply of the electric threaded rod 49, the movable plate 34 is transversely movably connected in the mechanical arm 1, convex plates are arranged on the upper surfaces of two ends of the movable plate 34 to perform the function of facilitating the pushing of the movable plate 34 by the pushing block 45, and the top of the electric contact plate 33 is rotatably connected with the middle part of the movable plate 34.
The quantitative assembly comprises a quantitative groove 51, a gear 52, a first quantitative plate 53, a contact plate 54, a second quantitative plate 55 and a second spring 56, wherein the quantitative groove 51 is formed in the mechanical arm 1, the quantitative groove 51 is communicated with the inside of the storage cavity 2, a new welding rod can drop downwards conveniently, the gear 52 is rotationally connected in the quantitative groove 51, the first quantitative plate 53 transversely slides in the quantitative groove 51, one end of the first quantitative plate 53 is meshed with the gear 52, the contact plate 54 is fixedly connected to the bottom of the first quantitative plate 53, the second quantitative plate 55 is transversely connected in the quantitative groove 51 in a sliding mode, the outer side of the second quantitative plate 55 is meshed with the gear 52, the length of the combined first quantitative plate 53 and the second quantitative plate 55 is smaller than that of the welding rod, one end of the second spring 56 is fixedly connected with the second quantitative plate 55, and the other end of the second spring 56 is fixedly connected with the first quantitative plate 53.
Example III
As shown in fig. 1, 2, 3, 8, 9 and 10, as a preferred embodiment of the present invention, the auxiliary assembly includes a guide slot 61, an auxiliary frame 62, a fixing seat 63, a lever 64 and a chute 65, wherein the guide slot 61 is penetratingly opened at the outer side of the bottom of the mechanical arm 1, the auxiliary frame 62 is limitedly slidably connected in the guide slot 61, the inner side of the auxiliary frame 62 is provided with an arc shape matching with the shape of a welding rod, which plays a role of clamping and fixing the welding rod, the inner side of the auxiliary frame 62 is provided with an anti-slip bump, which plays a role of preventing slipping in the clamping process, the fixing seat 63 is fixedly connected on the outer wall of the mechanical arm 1, the middle part of the lever 64 is rotatably connected on the fixing seat 63, the other end of the lever 64 is hinged with the outer side of the auxiliary frame 62, and the chute 65 is opened on the outer wall of the lever 64.
The auxiliary assembly further comprises a fixed plate 66, a third spring 67, a sliding rod 68, a fourth spring 69, a supporting rod 610, a sliding block 611 and a contact ring 612, wherein the fixed plate 66 is fixedly connected to the outer wall of the mechanical arm 1, one end of the third spring 67 is fixedly connected to the inside of the fixed plate 66, the other end of the third spring 67 is fixedly connected to the outer wall of the sliding rod 68, the sliding rod 68 is limited and movably connected to the fixed plate 66, the fourth spring 69 is fixedly connected to the outer wall of the sliding rod 68, the outer side end of the fourth spring 69 is fixedly connected to the outer side end of the supporting rod 610, the sliding block 611 is hinged to the inner side end of the supporting rod 610, the inner side of the sliding block 611 is slidably connected to the inside of the sliding groove 65, and the contact ring 612 is fixedly connected to the outer wall of the sliding rod 68.
The overall operation principle according to the above-described first to third embodiments is as follows:
the initial state is as follows: the electric contact plate 33 is in an extending state, the electric contact plate 33 is mutually abutted with the electric contact groove 31 on the other side (the other side refers to the position indicated by the arrow of the reference numeral 31 in fig. 7), at the moment, the electric threaded rod 49 is in a power-off state, the electric contact plate 33 takes the fixed shaft 32 as an axis to drive the movable plate 34 to be in the highest position, the second spring 56 is in a contracted state, the first metering plate 53 and the second metering plate 55 are in the innermost side of the metering groove 51 under the premise that the second spring 56 contracts, the third spring 67 is in an extending state, the third spring 67 enables the sliding rod 68 to be in the lowest position of the fixed plate 66, the sliding rod 68 drives the sliding block 611 to be in the lowest position of the sliding groove 65, the fourth spring 69 is in a contracted state, the abutting rod 610 drives the sliding block 611 to be always mutually abutted with the sliding groove 65, at the moment, the bottom of the lever 64 is in the innermost side under the abutting action of the sliding block 611, and the lever 64 pushes the auxiliary frame 62 to be in the innermost side; the bottom of this is the side of the contact ring 612 opposite the push groove 41 in fig. 9;
when the electric screw rod feeding device works, firstly, welding rods are placed in the storage cavity 2, the welding rods fall to the upper surfaces of the first metering plate 53 and the second metering plate 55 under the action of gravity, no welding rods exist on the pushing groove 41, the pushing plate 44 moves to the bottom on the guide rod 42 under the stretching action of the first spring 43, when the pushing plate 44 moves to the lowest position, the pushing plate 44 drives the pushing block 45 to contact with a convex plate arranged on the upper surface of the movable plate 34 and close to one side of the material leakage opening 7, the pushing block 45 drives the movable plate 34 to move downwards through the convex plate, the movable plate 34 moves downwards to drive the upper end of the electric contact plate 33 to rotate downwards, the bottom of the electric contact plate 33 swings upwards with the fixed shaft 32 as an axis, the bottom of the electric contact plate 33 is contacted with the electrified electric contact groove 31, the electric screw rod 49 is electrified, and the electric screw rod 49 rotates clockwise after being electrified, the screw cap 47 cannot rotate clockwise under the effect of mutual clamping of the pawl 48 and the ratchet groove 46, the screw cap 47 in threaded connection with the screw cap 47 is driven to linearly move in the rotating process of the electric threaded rod 49, the screw cap 47 drives the pushing block 45 to move upwards, the pushing block 45 drives the pushing plate 44 to move upwards on the guide rod 42 and compress the first spring 43, after the pushing plate 44 moves upwards to the highest position, the pushing plate 44 pushes the contact plate 54 to move upwards at the moment, the contact plate 54 drives the first metering plate 53 to move upwards, the first metering plate 53 drives the second metering plate 55 to move downwards through the gear 52, the welding rod falls downwards into the pushing groove 41 under the action of gravity at the moment, meanwhile, the pushing block 45 moves synchronously to the highest position, the pushing block 45 contacts with the top of the movable plate 34 and pushes the movable plate 34 to move upwards, the movable plate 34 moves upwards and then drives the upper end of the electric contact plate 33 to move upwards, the bottom of the electric contact plate 33 swings downwards with the fixed shaft 32 as an axis, so that the electric threaded rod 49 is powered off, the pushing plate 44 moves downwards under the stretching action of the first spring 43, after the pushing plate 44 moves downwards to be abutted with the top of the welding rod, the pushing plate 44 pushes the welding rod to move downwards in the pushing groove 41, and when the other end of the welding rod contacts with the middle of the auxiliary frame 62, the initial preparation welding state is completed.
At this time, when the mechanical arm 1 is used, after the mechanical arm 1 is aligned with the welding line, the contact ring 612 is abutted with the metal device, the contact ring 612 moves upwards after being abutted, the contact ring 612 drives the sliding rod 68 to move upwards in the fixed plate 66 and compress the third spring 67, the sliding rod 68 drives the sliding block 611 to move upwards in the sliding groove 65, when the sliding block 611 moves to the highest position, the sliding block 611 is driven to abut the sliding groove 65 through the abutting rod 610 under the action of shrinkage of the fourth spring 69 at this time, the upper end of the lever 64 moves inwards, the lower end of the lever 64 moves outwards with the fixed seat 63 as the axis, the lever 64 drives the auxiliary frame 62 to move outwards in the inside of the guide groove 61, the bottom of the welding rod is abutted with the welding line under the constant abutting action of the pushing plate 44, the welding line welds the welding line of the metal device, the welding line of the welding line is effectively avoided, the problem that the welding line is directly fixed, the welding line becomes gradually shorter and cannot effectively contact with the welding line is effectively avoided, and the efficiency of the welding device is improved.
When the welding rod is gradually shortened after being used, the pushing plate 44 gradually moves downwards to the lowest position under the action of the extension of the first spring 43, when the welding rod is gradually used up, after the pushing plate 44 moves to the lowest position of the guide rod 42, the welding rod falls downwards into the material leakage opening 7 through the opening at the bottom of the pushing groove 41, the welding rod completes the step of removing, meanwhile, the pushing plate 44 drives the pushing block 45 to push the movable plate 34 to move downwards, the movable plate 34 moves downwards to drive the upper end of the electric contact plate 33 to rotate downwards, the bottom of the electric contact plate 33 swings upwards with the fixed shaft 32 as the axis, the electric threaded rod 49 is electrified after the bottom of the electric contact plate 33 contacts with the electrified electric contact groove 31, the electric threaded rod 49 rotates clockwise after being electrified, the nut 47 connected with the electric threaded rod 49 is driven to move in the rotating process of the electric threaded rod 49, and the nut 47 drives the pushing block 45 to move upwards, the pushing block 45 drives the pushing plate 44 to move upwards to the highest position and compresses the first spring 43, when the pushing plate 44 moves to the highest position, the contact plate 54 drives the first metering plate 53 to move upwards, the first metering plate 53 drives the second metering plate 55 to move downwards through the gear 52, so that the first metering plate 53 and the second metering plate 55 are mutually and outwards unfolded, at the moment, welding rods in the storage cavity 2 drop downwards onto the pushing groove 41, when the pushing block 45 moves upwards to the highest position, the pushing block 45 contacts with the top of the movable plate 34 and pushes the movable plate 34 to move upwards, after the movable plate 34 moves upwards, the upper end of the electric contact plate 33 is driven to move upwards, the bottom of the electric contact plate 33 swings downwards with the fixed shaft 32 as the axis, the electric threaded rod 49 is powered off, at the moment, under the stretching action of the first spring 43, the pushing plate 44 is driven to push new welding rods to move downwards in the pushing groove 41, and then realized the effect of automatic replacement of butt welding strip, the effectual change efficiency that improves the welding rod has also guaranteed the work efficiency of welding process simultaneously.
In the welding process, if the welding work needs to be stopped at this time, the mechanical arm 1 is far away from the metal device, at this time, the contact ring 612 cannot be extruded, the sliding rod 68 is driven to move downwards under the action of the extension of the third spring 67, the sliding rod 68 drives the sliding block 611 to move downwards in the sliding groove 65, the supporting rod 610 drives the sliding block 611 to push the lever 64 to move inwards under the contraction of the fourth spring 69, the lever 64 pushes the auxiliary frame 62 to move inwards in the guide groove 61, the welding rod is clamped and fixed through the auxiliary frame 62, the problem of continuous downward movement in the unused process is prevented, the problem of incapability due to the fact that the welding rod moves downwards for too long distance is prevented, and the practicability of the device in the use process is improved.
It should be noted that, in this application, the components are all universal standard components or components known to those skilled in the art, which effectively solve the problems of low efficiency of manually replacing the welding rod and affecting the efficiency of the whole welding process.
It will be apparent to those skilled in the art that although several embodiments and examples of the present invention have been described, these embodiments and examples are presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other modes, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and their equivalents.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides an automatic replacement head of welding rod based on industrial welding robot, includes arm (1), its characterized in that, the side fixedly connected with of arm (1) is used for placing storage chamber (2) of welding rod, the inside of arm (1) is provided with control assembly, the middle part of arm (1) is provided with the pushing assembly that is used for promoting welding rod and welding seam butt, the inside of arm (1) is provided with the ration subassembly that control welding rod got into, the bottom of arm (1) is provided with the auxiliary assembly that is used for assisting fixed to the welding rod, the bottom of arm (1) is provided with drain (7) that are used for old and useless welding rod to drop; the pushing assembly comprises a pushing groove (41), guide rods (42), a first spring (43), a pushing plate (44), pushing blocks (45), ratchet grooves (46), nuts (47), pawls (48) and electric threaded rods (49), wherein the pushing groove (41) is fixedly connected to the middle of the mechanical arm (1), the guide rods (42) are fixedly connected to two sides of the inner portion of the mechanical arm (1), one ends of the first spring (43) are fixedly connected to the inner wall of the mechanical arm (1), the other ends of the first spring (43) are fixedly connected with the outer wall of the pushing plates (44), the two ends of the pushing plates (44) are slidably connected to the guide rods (42), the pushing blocks (45) are fixedly connected to the bottom of the pushing plates (44), the ratchet grooves (46) are formed in the middle of the pushing blocks (45), the nuts (47) are rotatably connected to the inner portions of the ratchet grooves (46), one ends of the nuts (48) are elastically connected to the outer wall of the pawls (47), and the electric threaded rods (49) are arranged on the middle portion of the mechanical arm (47);
the control assembly comprises an electric contact groove (31), a fixed shaft (32), an electric contact plate (33) and a movable plate (34), wherein the electric contact groove (31) is formed in the inner wall of the mechanical arm (1), the fixed shaft (32) is fixedly connected in the mechanical arm (1), the middle part of the electric contact plate (33) is rotationally connected to the outer surface of the middle part of the fixed shaft (32), the bottom of the electric contact plate (33) is mutually abutted to the inner part of the electric contact groove (31), the movable plate (34) is transversely and movably connected in the mechanical arm (1), and the top of the electric contact plate (33) is rotationally connected with the middle part of the movable plate (34);
the electric contact groove (31) is electrically connected with an external power supply of the equipment, the electric contact plate (33) is electrically connected with the electric threaded rod (49), and convex plates are arranged on the upper surfaces of the two ends of the movable plate (34), so that the movable plate (34) is pushed to move up and down in a matched manner by the pushing block (45);
the quantitative assembly comprises a quantitative groove (51), a gear (52), a first quantitative plate (53), a contact plate (54), a second quantitative plate (55) and a second spring (56), wherein the quantitative groove (51) is formed in the mechanical arm (1), the gear (52) is rotationally connected in the quantitative groove (51), the first quantitative plate (53) transversely slides in the quantitative groove (51), one end of the first quantitative plate (53) is meshed with the gear (52), the contact plate (54) is fixedly connected to the bottom of the first quantitative plate (53), the second quantitative plate (55) is transversely connected in the quantitative groove (51) in a sliding mode, the outer side of the second quantitative plate (55) is meshed with the gear (52), one end of the second spring (56) is fixedly connected with the second quantitative plate (55), and the other end of the second spring (56) is fixedly connected with the first quantitative plate (53);
the pushing plate (44) pushes the contact plate (54) to move upwards, the contact plate (54) drives the first metering plate (53) to move upwards, and the first metering plate (53) drives the second metering plate (55) to move downwards through the gear (52).
2. The automatic replacement head for welding rods based on an industrial welding robot according to claim 1, wherein the auxiliary assembly comprises a guide groove (61), an auxiliary frame (62), a fixed seat (63), a lever (64) and a sliding groove (65), the guide groove (61) is formed in the outer side of the bottom of the mechanical arm (1) in a penetrating mode, the auxiliary frame (62) is in limiting sliding connection with the inside of the guide groove (61), the fixed seat (63) is fixedly connected to the outer wall of the mechanical arm (1), the middle portion of the lever (64) is rotatably connected to the fixed seat (63), the other end of the lever (64) is hinged to the outer side of the auxiliary frame (62), and the sliding groove (65) is formed in the outer wall of the lever (64).
3. The automatic replacement head for welding rods for industrial welding robots according to claim 2, wherein the auxiliary assembly further comprises a fixed plate (66), a third spring (67), a sliding rod (68), a fourth spring (69), a supporting rod (610), a sliding block (611) and a contact ring (612), wherein the fixed plate (66) is fixedly connected to the outer wall of the mechanical arm (1), one end of the third spring (67) is fixedly connected to the inside of the fixed plate (66), the other end of the third spring (67) is fixedly connected to the outer wall of the sliding rod (68), the sliding rod (68) is movably connected to the fixed plate (66) in a limiting mode, the fourth spring (69) is fixedly connected to the outer wall of the sliding rod (68), the outer end of the fourth spring (69) is fixedly connected to the outer end of the supporting rod (610), the sliding block (611) is hinged to the inner end of the supporting rod (610), the inner side of the sliding block (611) is slidably connected to the inside of the sliding groove (65), and the contact ring (612) is fixedly connected to the outer wall of the sliding rod (68).
4. An automatic replacement head for welding rods based on an industrial welding robot according to claim 1, characterized in that the bottom of the pushing groove (41) is provided with an opening, and the shape inside the pushing groove (41) is adapted to the welding rods.
5. An automatic replacement head for welding rods for industrial welding robots according to claim 3, characterized in that said dosing tank (51) is mutually through with the interior of the storage chamber (2), the length of the first dosing plate (53) combined with the second dosing plate (55) being smaller than the length of the welding rods.
6. The automatic welding rod replacement head for an industrial welding robot according to claim 4, wherein the inner side of the auxiliary frame (62) is provided with an arc shape adapted to the shape of the welding rod, and the inner side of the auxiliary frame (62) is provided with anti-slip bumps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310050144.7A CN115870581B (en) | 2023-02-01 | 2023-02-01 | Welding rod automatic replacement head based on industrial welding robot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310050144.7A CN115870581B (en) | 2023-02-01 | 2023-02-01 | Welding rod automatic replacement head based on industrial welding robot |
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| CN115870581A CN115870581A (en) | 2023-03-31 |
| CN115870581B true CN115870581B (en) | 2023-05-12 |
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| CN216279088U (en) * | 2021-11-19 | 2022-04-12 | 山东伟成机械设备有限公司 | Ratchet type one-way clutch of semi-feeding combine harvester |
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| US7390989B2 (en) * | 2004-04-08 | 2008-06-24 | Illinois Tool Works Inc. | Wire feeder |
| CN104439601A (en) * | 2014-12-06 | 2015-03-25 | 重庆市库格尔电子有限公司 | Electric soldering iron with conveying mechanism |
| CN112207402A (en) * | 2020-09-30 | 2021-01-12 | 龙游岛式智能科技有限公司 | Electric welding gun capable of adjusting angle and replacing welding rod |
| CN214024182U (en) * | 2020-11-26 | 2021-08-24 | 四川航天职业技术学院(四川航天高级技工学校) | Welding device with replaceable welding rod |
| CN112958889A (en) * | 2021-02-07 | 2021-06-15 | 北海市交源智能科技有限公司 | Welding electrode intelligent replacing device with detection function |
| CN114749752B (en) * | 2022-04-18 | 2022-11-29 | 青岛海容商用冷链股份有限公司 | Steel plate welding device for refrigerator |
| CN115213532A (en) * | 2022-09-01 | 2022-10-21 | 李公兵 | Semi-automatic electric arc welding machine with easily replaced welding rod |
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| CN216279088U (en) * | 2021-11-19 | 2022-04-12 | 山东伟成机械设备有限公司 | Ratchet type one-way clutch of semi-feeding combine harvester |
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