CN114147395A - Brass knockout welding machine - Google Patents

Brass knockout welding machine Download PDF

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Publication number
CN114147395A
CN114147395A CN202111565436.1A CN202111565436A CN114147395A CN 114147395 A CN114147395 A CN 114147395A CN 202111565436 A CN202111565436 A CN 202111565436A CN 114147395 A CN114147395 A CN 114147395A
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CN
China
Prior art keywords
ring
welding
conveying
channel
mounting
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Granted
Application number
CN202111565436.1A
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Chinese (zh)
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CN114147395B (en
Inventor
金家喜
殷涛
卫功成
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Hefei Jinlifeng Machinery Co ltd
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Hefei Jinlifeng Machinery Co ltd
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Priority to CN202111565436.1A priority Critical patent/CN114147395B/en
Publication of CN114147395A publication Critical patent/CN114147395A/en
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Publication of CN114147395B publication Critical patent/CN114147395B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

Abstract

The invention discloses a brass dispenser welding machine, which comprises a feeding part, a welding part and a welding part, wherein a blanking channel matched with the thickness and the diameter of a welding ring is arranged in the feeding part and is used for the welding ring to pass through, the top of the blanking channel is communicated with a material source for conveying the welding ring, the bottom of the feeding part is horizontally provided with a ring installing channel communicated with the bottom of the blanking channel, and a feeding assembly capable of moving along the length direction of the ring installing channel is arranged in the ring installing channel so as to push the welding ring to leave the ring installing channel and then butt joint to a workpiece to be welded; the distribution and installation work of the welding rings can be completed by only one linear driving end in the whole process of installing the welding rings, the automatic butt joint installation process of the welding rings is realized, the ring installation error rate is greatly reduced, and the welding rings can enter the conveying part after being installed so as to realize the welding process.

Description

Brass knockout welding machine
Technical Field
The invention relates to the field of welding, in particular to a brass dispenser welding machine.
Background
The brass dispenser is used as an important component element inside the air conditioner and comprises a seat A and a seat B, wherein the seat A needs to be inserted into the seat B before welding, a welding ring is sleeved outside the seat A and slides to the contact surface of the seat A and the seat B along the seat A, and then the welding ring is heated at high temperature to melt the welding ring, so that the seat A and the seat B of the brass dispenser are welded and fixed.
At present, the brass liquid distributor still needs to be welded by manpower, the welding speed is low, the production efficiency is low, and therefore a solution is needed urgently.
Disclosure of Invention
In order to avoid and overcome the technical problems in the prior art, the invention provides a brass dispenser welding machine. The invention greatly improves the welding speed of the brass liquid separator and improves the production efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
a brass dispenser welding machine comprises the following components:
the feeding part is internally provided with a blanking channel with the thickness and the diameter matched with those of the welding ring for the welding ring to pass through, the top of the blanking channel is communicated with a material source for conveying the welding ring, the bottom of the feeding part is horizontally provided with a ring installing channel communicated with the bottom of the blanking channel, and a feeding assembly capable of moving along the length direction of the ring installing channel is arranged in the ring installing channel so as to push the welding ring to leave the ring installing channel and then butt joint to a workpiece to be welded;
the welding device comprises a mounting bracket, wherein a first mounting end and a second mounting end which are respectively positioned at two sides of a blanking channel are arranged on the mounting bracket, a positioning rod which can be horizontally inserted into the blanking channel and can form sleeve fit with a welding ring is fixed on the first mounting end, a blocking part which can be horizontally inserted into the blanking channel to block the welding ring from falling is fixed on the second mounting end, the blocking part is positioned below the positioning rod, the area of the blanking channel between the blocking part and the positioning rod is a buffer area matched with the diameter of the welding ring, a feeding assembly is fixed on the mounting bracket and is parallel to the positioning rod and the blocking part, and the projections of the positioning rod and the blocking part along the vertical direction have intersection;
the linear driving part drives the mounting bracket and the feeding assembly to reciprocate along the length direction of the positioning rod;
the clamping part has the following two working states: clamping the workpiece to be welded, and axially conveying the seat A of the workpiece to be welded into the ring mounting channel along the ring mounting channel; clamping a workpiece to be welded and conveying the workpiece to a conveying part;
the welding device comprises a conveying part and a heating part, wherein the conveying part is used for conveying a workpiece to be welded with a welding ring, and the heating part is arranged on a conveying path of the conveying part and used for heating to melt the welding ring.
As a further scheme of the invention: the conveying part is a conveying crawler belt arranged on the conveying seat, and fixing tables for fixing the workpieces to be welded are uniformly arranged on the conveying crawler belt along the length direction; the heating part is a heating welding gun, and a heating port of the heating welding gun corresponds to the welding point of the workpiece to be welded; a collecting box for collecting falling welded workpieces is arranged below the conveying end point of the conveying track of the conveying seat.
As a still further scheme of the invention: the conveying device is characterized in that a rotary seat in rotary fit with the fixed table is mounted on the fixed table, a workpiece to be welded is clamped on the rotary seat, and a friction plate abutted against the rotary seat is fixed on the conveying seat so as to drive the rotary seat to rotate through friction force.
As a still further scheme of the invention: the feeding assembly is of a rod-shaped structure matched with the ring installing channel in shape, a third guide hole communicated with the ring installing channel is formed in the feeding assembly in the axial direction, an ejector rod matched with the inner diameter size of the welding ring is assembled in the third guide hole and can move in the length direction of the third guide hole, one end of a spring located in the third guide hole is abutted to the ejector rod, and the other end of the spring is fixed on the hole wall of the third guide hole.
As a still further scheme of the invention: the feeding assembly is internally provided with a main air passage communicated with an air source, the main air passage is axially divided to form divided air passages which are uniformly distributed around the ejector rods, and air outlets of the divided air passages face the direction of the ring mounting passage.
As a still further scheme of the invention: the air source is a blower which is communicated with the main air passage through an air duct.
As a still further scheme of the invention: the feeding part is fixed on the mounting base, a sliding groove is formed in the mounting base along the direction parallel to the ring mounting channel, and the mounting support is in sliding fit with the sliding groove; the linear driving part is a servo push block which is fixed on the mounting base and is fixedly connected with the mounting bracket.
As a still further scheme of the invention: the mounting bracket is an L-shaped bracket, the long arm of the mounting bracket is vertically arranged and is in sliding fit with the sliding groove, the cantilever of the mounting bracket is provided with a movable groove along the length direction of the sliding groove, and the feeding part and the material source are arranged in the movable range of the movable groove in a circling manner.
As a still further scheme of the invention: first installation end and second installation end are the fixed arm of fixing on the installing support cantilever along the vertical direction, locating lever and stop part are the body of rod identical with welding ring internal diameter size, and first guiding hole and second guiding hole confession locating lever and stop part insert in the blanking passageway have been seted up to the corresponding position in the pay-off portion.
As a still further scheme of the invention: the clamping part is a manipulator, and the end part of the manipulator is provided with a caliper capable of locking a workpiece to be welded; and at least two groups of position sensors are arranged on the manipulator and the feeding part to realize accurate positioning of the workpieces to be welded.
Compared with the prior art, the invention has the beneficial effects that:
1. when the servo push block drives the mounting bracket to move along the direction far away from the feeding part until the mounting bracket is farthest away from the feeding part, the positioning rod is inserted into the blanking channel along the first guide hole and forms sleeve joint matching with a welding ring above the cache region; meanwhile, the blocking part exits from the blanking channel along the second guide hole, the feeding assembly retracts to the outside of the projection range of the blanking channel along the vertical direction, the ejector rod extends out of the third guide hole and is finally flush with the opening part of the ring installing channel, and the welding ring in the cache region falls into the ring installing channel along the blanking channel; the servo push block drives the mounting bracket to move along the direction close to the feeding part until the mounting bracket is closest to the feeding part, the positioning rod exits from the blanking channel, the blocking part is inserted into the blanking channel, the welding ring sleeved on the positioning rod enters the cache region after being separated from the positioning rod, the ejector rod moves towards the ring mounting channel along with the feeding assembly and is in sleeve fit with the welding ring in the ring mounting channel, and the ejector rod is finally abutted against the seat A of the workpiece to be welded; when the servo push block moves continuously, the ejector rod retracts into the third guide hole, the welding ring is pushed by the outer ring rod wall of the feeding assembly to move along the length direction of the ejector rod, after the welding ring moves to the limit position, the air feeder is started, and the welding ring is blown by air pressure to move along the ejector rod and the seat A of the workpiece to be welded to reach the contact surface of the seat A and the seat B of the workpiece to be welded; the distribution and installation work of the welding rings can be completed only by one linear driving end in the whole process of installing the welding rings, the automatic butt joint installation process of the welding rings is realized, the ring installation error rate is greatly reduced, and the welding rings can enter the conveying part after being installed so as to realize the welding process.
2. The conveying crawler belt is adopted to convey the workpieces to be welded, and the workpieces to be welded are fixed on the rotary seat, and the friction plate on the conveying seat is continuously abutted against the rotary seat, so that the workpieces to be welded can linearly convey and simultaneously can rotate along with the rotary seat, and the welding is more uniformly heated when a welding gun is heated; after welding, the welding rod can directly fall into the collecting box at the conveying end point due to gravity and is separated from the rotary seat.
3. A telescopic ejector rod is arranged in the rod-shaped feeding assembly, when the ejector rod is inserted into the ring installing channel along with the feeding assembly, the ejector rod can be abutted against the seat A of a workpiece to be welded, the welding ring is sleeved on the ejector rod, the ejector rod is continuously retracted into the third guide hole, and meanwhile, the outer wall of the feeding assembly continuously pushes the welding ring along the length direction of the ejector rod, so that the positioning feeding of the butt welding ring is realized; when the feeding assembly moves to the limit length, the air feeder is started, air flow sequentially passes through the main air passage and the flow dividing air passage and then is sprayed to the welding ring through the air blowing opening, and the welding ring can be blown and cleaned while being pushed to the seat A of the workpiece to be welded.
4. According to the invention, the sliding groove is formed in the mounting base, the mounting bracket is in sliding fit in the sliding groove, and the stability is higher when the mounting bracket is driven by the servo push block; when the mounting bracket moves along the sliding groove, the feeding part and the material source are both positioned in the range of the groove body of the movable groove and cannot interfere with the movement of the mounting bracket; the mounting bracket is set to be L-shaped, so that the occupied space is small on the premise of meeting practical conditions.
5. The first guide hole and the second guide hole are formed in the corresponding positions in the feeding part, so that the positioning rod and the blocking part are guided, and the reciprocating motion process of the positioning rod and the blocking part is more stable; the manipulator is used for clamping the workpiece to be welded and is positioned through the sensor, and the whole clamping process is stable and accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in a first working state.
Fig. 2 is a schematic structural diagram of the present invention in a second operating state.
Fig. 3 is a top view of the delivery seat of the present invention.
Fig. 4 is a schematic structural view of the feed rod of the present invention.
In the figure:
1. mounting a base; 11. a sliding groove; 12. a blower; 121. an air duct;
13. a servo push block; 14. mounting a bracket; 141. a movable groove;
142. a first mounting end; 1421. positioning a rod; 143. a second mounting end; 1431. a blocking portion;
15. a feeding part; 151. a blanking channel; 152. installing a ring channel;
153. a first guide hole; 154. a second guide hole; 155. a buffer area;
16. a feeding assembly; 161. a main air passage; 1611. shunting an air passage; 1612. an air outlet;
162. a third guide hole; 1621. a spring; 1622. a top rod;
2. a manipulator; 21. a caliper; 3. a material source;
4. a conveying seat; 41. a conveying crawler belt; 42. a fixed table; 43. a rotary base;
44. a friction plate; 45. heating the welding gun; 46. a collection box;
z, welding a ring; x, the workpiece to be welded.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a brass dispenser welding machine includes a mounting base 1 for providing a mounting environment, and a feeding portion 15 having a plate-shaped structure is vertically disposed on the mounting base 1. The feeding part 15 is internally provided with a blanking channel 151 along the vertical direction, the diameter and the thickness of the blanking channel 151 and the diameter and the thickness of the welding ring z are matched, the top end of the blanking channel 151 is communicated with the material source 3, the material source 3 is preferably a welding ring vibration feeding table, and the welding ring vibration feeding table continuously conveys the welding ring z into the blanking channel 151.
The blanking channel 151 is horizontally provided with a first guide hole 153 and a second guide hole 154 which penetrate through the blanking channel 151, and the diameters of the first guide hole 153 and the second guide hole 154 are not larger than the inner diameter of the welding ring z, preferably equal to the diameter of the welding ring z. The first guiding hole 153 and the second guiding hole 154 are parallel to the axis of the welding ring z sliding along the blanking channel 151, and the height of the first guiding hole 153 is higher than that of the second guiding hole 154. The area of the blanking channel 151 between the first guiding hole 153 and the second guiding hole 154 is a buffer area 155, and the length of the buffer area 155 is matched with the diameter of the welding ring z.
The bottom of the blanking channel 151 is horizontally provided with a ring installing channel 152 parallel to the first guide hole 153, the ring installing channel 152 is a cylindrical channel penetrating through the feeding part 15, the diameter of the ring installing channel 152 is matched with the outer diameter of the welding ring z, the bottom of the blanking channel 151 is communicated with the ring installing channel 152, and the welding ring z directly enters the ring installing channel 152 after leaving the blanking channel 151.
The mounting base 1 is provided with a sliding groove 11 along a direction parallel to the first guide hole 153, and a mounting bracket 14 in sliding fit with the sliding groove 11 is mounted in the sliding groove 11. The mounting bracket 14 is an L-shaped bracket, a long arm of the mounting bracket 14 is vertically arranged and is in sliding fit with the sliding groove 11, a movable groove 141 is formed in a cantilever of the mounting bracket 14 along the length direction of the sliding groove 11, the feeding portion 15 and the material source 3 penetrate through the movable groove 141, and in the moving process of the mounting bracket 14, the feeding portion 15 and the material source 3 are both located in the range of the groove body of the movable groove 141.
The cantilever of the mounting base 1 is provided with a first mounting end 142 and a second mounting end 143 on both sides of the feeding portion 15, wherein the first mounting end 142 and the second mounting end 143 are preferably fixed arms vertically fixed on the cantilever of the mounting bracket 14.
A positioning rod 1421 is horizontally fixed on the first mounting end 142, the positioning rod 1421 corresponds to the size and the position of the first guiding hole 153, the positioning rod 1421 can move along the length direction of the first guiding hole 153, and when the positioning rod 1421 passes through the blanking channel 151, the welding ring z can be sleeved on the positioning rod 1421.
A blocking portion 1431 is horizontally fixed on the second mounting end 143, the blocking portion 1431 is preferably a rod-shaped member with a size matching with the second guiding hole 154, and the blocking portion 1431 can be inserted into the blanking channel 151 along the second guiding hole 154. In an actual working state, the shapes of the blocking portion 1431 and the second guiding hole 154 are not limited, and the blocking portion 1431 can be used for blocking the welding ring z from falling. The barrier 1431 and the positioning rod 1421 intersect with each other in a projection in the vertical direction.
The servo push block 13 is arranged on the mounting base 1, and the servo push block 13 drives the mounting bracket 14 to reciprocate along the length direction of the first guide hole 153.
The mounting bracket 14 also has secured thereto a horizontally disposed feed assembly 16, the feed assembly 16 being of a rod-like configuration conforming to the shape of the mounting channel 152. The feeding assembly 16 corresponds to the ring installation channel 152 in position, a third guide hole 162 is formed in the feeding assembly 16 along the axial direction, and the third guide hole 162 is communicated with the ring installation channel 152. A top rod 1622 is arranged in the third guide hole 162, the size of the inner diameter of the top rod 1622 is matched with that of the welding ring z, the top rod 1622 can slide along the third guide hole 162, and a limit bulge is arranged in the third guide hole 162 to prevent the top rod 1622 from being separated from the third guide hole 162.
A spring 1621 is disposed in the third guide hole 162, and both ends of the spring 1621 are respectively abutted against the hole wall of the third guide hole 162 and the rod 1622 to apply an elastic force to the rod 1622 so that the rod 1622 extends out of the third guide hole 162.
The feeding assembly 16 is internally provided with a main air passage 161 and branch air passages 1611 which are uniformly distributed around the jacking rods 1622 along the axial direction of the feeding assembly 16, each branch air passage 1611 is communicated with the main air passage 161, and an air outlet 1612 of each branch air passage 1611 faces the direction of the ring mounting passage 152. The main air passage 161 is communicated with the blower 12 through an air duct 121, and the air duct 121 is formed by combining a fixed pipe and a flexible hose.
The servo push block 13, the feeding assembly 16 and the blocking part 1431 are located on one side of the feeding part 15, and the positioning rod 1421 is located on the other side of the feeding part 15.
The workpiece x to be welded is clamped and locked by the clamp 21 of the manipulator 2, and after the clamp 21 clamps the seat B of the workpiece x to be welded, the seat A of the workpiece x to be welded is axially conveyed into the ring mounting channel 152 along the ring mounting channel 152. The robot 2 is preferably provided in two sets. At least two sets of position sensors are provided on the robot 2 and the feeding portion 15, and accurate positioning can be achieved when the workpiece x to be welded is fed into the ring-mounting passage 152.
While the servo push block 13 pushes the mounting bracket 14 to reciprocate along the direction of the sliding groove 11, the following two working states are switched to and fro:
1. the servo push block 13 drives the mounting bracket 14 to move along the direction away from the feeding part 15 until the mounting bracket is farthest away from the feeding part 15, and at this time, the positioning rod 1421 is inserted into the blanking channel 151 along the first guide hole 153 and forms a sleeving fit with the welding ring z above the buffer area 155; meanwhile, the blocking portion 1431 exits from the blanking channel 151 along the second guiding hole 154, the feeding assembly 16 exits to the outside of the projection range of the blanking channel 151 along the vertical direction, the ejector rod 1622 extends out of the third guiding hole 162 and is finally flush with the opening of the ring installing channel 152, and the welding ring z in the buffer area 155 falls into the ring installing channel 152 along the blanking channel 151.
2. The servo push block 13 drives the mounting bracket 14 to move along the direction close to the feeding part 15 until the mounting bracket is closest to the feeding part 15, at this time, the positioning rod 1421 exits from the blanking channel 151, the blocking part 1431 is inserted into the blanking channel 151, the welding ring z sleeved on the positioning rod 1421 is separated from the positioning rod 1421 and then enters the buffer area 155, the push rod 1622 moves towards the ring mounting channel 152 along with the feeding component 16 and is in sleeve fit with the welding ring z in the ring mounting channel 152, and the push rod 1622 is finally abutted to the seat A of the workpiece x to be welded; when the servo push block 13 moves continuously, the push rod 1622 retracts into the third guide hole 162, the outer ring rod wall of the feeding component 16 pushes the welding ring z to move along the length direction of the push rod 1622, and after the welding ring z moves to the limit position, the blower 12 is started, and blows the welding ring z through wind pressure to enable the welding ring z to move along the push rod 1622 and the seat A of the workpiece x to be welded to reach the contact surface of the seat A and the seat B of the workpiece x to be welded.
After the welding ring z on the workpiece x to be welded is assembled, the manipulator 2 takes the workpiece x to be welded out of the blanking channel 151, the other manipulator 2 inserts the workpiece x to be welded without the welding ring x into the blanking channel 151, and moving paths of the two manipulators 2 are avoided.
The robot 2 places the to-be-welded workpiece x, on which the welding ring z is assembled, on the fixing table 42 of the transport base 4. The upper edge of the conveying seat 4 is provided with a conveying crawler 41 which moves circularly, and fixing platforms 42 are uniformly arranged on the conveying crawler 41 along the length direction. The fixed table 42 is provided with a rotary seat 43 which is matched with the fixed table 42 in a rotary mode, and a cylindrical cavity for placing a workpiece x to be welded is formed in the surface of the rotary seat 43.
The conveying seat 4 is further horizontally provided with a friction plate 44, the plate end of the friction plate 44 is in butt fit with the rotary seat 43, and the conveying crawler 41 drives the fixed table 42 to move, and meanwhile, the friction plate 44 drives the rotary seat 43 and the workpiece x to be welded on the rotary seat 43 to rotate through friction.
The conveying seat 4 is provided with a heating welding gun 45 positioned on the moving path of the workpiece x to be welded, and the muzzle of the welding gun 45 is aligned with the contact surface of the seat A and the seat B of the workpiece x to be welded.
The conveying base 4 is also provided with a collecting box 46 positioned below the conveying end point of the conveying crawler 41, and when the conveying crawler 41 turns, the workpieces x to be welded are separated from the rotary base 43 by gravity and fall into the collecting box 46 to be directly collected.
The foregoing describes the general principles of the present application in conjunction with specific embodiments, however, it is noted that the advantages, effects, etc. mentioned in the present application are merely examples and are not limiting, and they should not be considered essential to the various embodiments of the present application. Furthermore, the foregoing disclosure of specific details is for the purpose of illustration and description and is not intended to be limiting, since the foregoing disclosure is not intended to be exhaustive or to limit the disclosure to the precise details disclosed.
The block diagrams of devices, apparatuses, systems referred to in this application are only given as illustrative examples and are not intended to require or imply that the connections, arrangements, configurations, etc. must be made in the manner shown in the block diagrams. These devices, apparatuses, devices, systems may be connected, arranged, configured in any manner, as will be appreciated by those skilled in the art. Words such as "including," "comprising," "having," and the like are open-ended words that mean "including, but not limited to," and are used interchangeably therewith. The words "or" and "as used herein mean, and are used interchangeably with, the word" and/or, "unless the context clearly dictates otherwise. The word "such as" is used herein to mean, and is used interchangeably with, the phrase "such as but not limited to".
It should also be noted that in the devices, apparatuses, and methods of the present application, the components or steps may be decomposed and/or recombined. These decompositions and/or recombinations are to be considered as equivalents of the present application.
The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
The foregoing description has been presented for purposes of illustration and description. Furthermore, the description is not intended to limit embodiments of the application to the form disclosed herein. While a number of example aspects and embodiments have been discussed above, those of skill in the art will recognize certain variations, modifications, alterations, additions and sub-combinations thereof.

Claims (10)

1. The brass dispenser welding machine is characterized by comprising the following components:
the feeding part (15) is internally provided with a blanking channel (151) with the thickness and the diameter matched with those of the welding ring (z) for the welding ring (z) to pass through, the top of the blanking channel (151) is communicated with a material source (3) for conveying the welding ring (z), the bottom of the feeding part (15) is horizontally provided with a ring installing channel (152) communicated with the bottom of the blanking channel (151), and a feeding assembly (16) capable of moving along the length direction of the ring installing channel (152) is arranged in the ring installing channel (152) to push the welding ring (z) to leave the ring installing channel (152) and then butt joint to a workpiece (x) to be welded;
a mounting bracket (14), a first mounting end (142) and a second mounting end (143) which are respectively positioned at two sides of the blanking channel (151) are arranged on the mounting bracket (14), a positioning rod (1421) which can be horizontally inserted into the blanking channel (151) and can form a sleeving fit with the welding ring (z) is fixed on the first mounting end (142), a blocking part (1431) which can be horizontally inserted into the blanking channel (151) to block the welding ring (z) from falling is fixed on the second mounting end (143), the blocking part (1431) is positioned below the positioning rod (1421), the area of the blanking channel (151) between the blocking part (1431) and the positioning rod (1421) is a buffer area (155) with the diameter matched with that of the welding ring (z), the feeding assembly (16) is fixed on the mounting bracket (14) and is parallel to the positioning rod (1421) and the blocking part (1431), and the projections of the positioning rod (1421) and the blocking part (1431) along the vertical direction have an intersection;
the linear driving part drives the mounting bracket (14) and the feeding assembly (16) to reciprocate along the length direction of the positioning rod (1421);
the clamping part has the following two working states: clamping the workpiece (x) to be welded, and axially conveying the seat A of the workpiece (x) to be welded into the ring mounting channel (152) along the ring mounting channel (152); clamping a workpiece (x) to be welded and conveying the workpiece (x) to a conveying part;
and a conveying part for conveying the workpiece (x) to be welded on which the welding ring (z) is mounted, wherein a heating part for heating and melting the welding ring (z) is arranged on a conveying path of the conveying part.
2. A brass dispenser welding machine according to claim 1, characterized in that the conveying part is a conveying crawler (41) mounted on a conveying base (4), and fixing tables (42) for fixing the workpieces (x) to be welded are uniformly arranged on the conveying crawler (41) along the length direction; the heating part is a heating welding gun (45), and a heating port of the heating welding gun (45) corresponds to the welding point of the workpiece (x) to be welded; a collecting box (46) for collecting fallen welded workpieces is arranged below the conveying end point of the conveying track (41) of the conveying seat (4).
3. A brass dispenser welding machine according to claim 2, characterized in that a rotary base (43) which is matched with the fixed base (42) in a rotary manner is arranged on the fixed base (42), a workpiece (x) to be welded is clamped on the rotary base (43), and a friction plate (44) which is abutted against the rotary base (43) is fixed on the conveying base (4) so as to drive the rotary base (43) to rotate through friction force.
4. A brass dispenser welding machine according to any one of claims 1-4, characterized in that the feeding assembly (16) is in a rod-like configuration matched with the shape of the ring mounting channel (152), a third guide hole (162) communicated with the ring mounting channel (152) is axially formed in the feeding assembly (16), a push rod (1622) matched with the inner diameter of the welding ring (z) is assembled in the third guide hole (162) and can move along the length direction of the third guide hole (162), one end of a spring (1621) positioned in the third guide hole (162) is abutted against the push rod (1622), and the other end of the spring is fixed on the wall of the third guide hole (162).
5. A brass dispenser welding machine according to claim 4, characterized in that a main air passage (161) communicated with an air source is formed in the feeding assembly (16), the main air passage (161) is axially divided to form divided air passages (1611) uniformly arranged around the ejector rod (1622), and an air outlet (1612) of each divided air passage (1611) faces the ring mounting channel (152).
6. A brass dispenser welder according to claim 5, characterized in that said air source is a blower (12), said blower (12) being in communication with the main air duct (161) via an air duct (121).
7. A brass dispenser welding machine according to any one of claims 1-4, characterized in that the feeding part (15) is fixed on the mounting base (1), a sliding groove (11) is formed in the mounting base (1) along the direction of the parallel ring mounting channel (152), and the mounting bracket (14) is in sliding fit in the sliding groove (11); the linear driving part is a servo push block (13) which is fixed on the mounting base (1) and is fixedly connected with the mounting bracket (14).
8. The brass dispenser welding machine according to claim 7, characterized in that the mounting bracket (14) is an L-shaped bracket, the long arm of the mounting bracket (14) is vertically arranged and is in sliding fit with the sliding groove (11), the cantilever of the mounting bracket (14) is provided with a movable groove (141) along the length direction of the sliding groove (11), and the feeding part (15) and the material source (3) are arranged in the movable range of the movable groove (141) in a circling manner.
9. The brass dispenser welding machine according to claim 7, wherein the first mounting end (142) and the second mounting end (143) are fixed arms fixed on a cantilever of the mounting bracket (14) along a vertical direction, the positioning rod (1421) and the blocking portion (1431) are rod bodies matched with the inner diameter of the welding ring (z), and a first guide hole (153) and a second guide hole (154) are formed in the feeding portion (15) at corresponding positions for inserting the positioning rod (1421) and the blocking portion (1431) into the blanking channel (151).
10. A brass dispenser welding machine according to any one of claims 1-4, characterized in that the clamping part is a manipulator (2), and the end of the manipulator (2) is provided with a caliper (21) capable of locking a workpiece (x) to be welded; and at least two groups of position sensors are arranged on the manipulator (2) and the feeding part (15) to realize the accurate positioning of the workpiece (x) to be welded.
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000141033A (en) * 1998-11-06 2000-05-23 Fuji Kikai Kosakusho:Kk Automatic welding equipment
CN2885484Y (en) * 2005-12-13 2007-04-04 珠海格力电器股份有限公司 Digitalized welding apparatus
CN104084707A (en) * 2014-06-27 2014-10-08 江苏天舒电器有限公司 Brass liquid distributor welding tool for finned heat exchanger
CN108942220A (en) * 2018-08-28 2018-12-07 中山市德优达自动化设备有限公司 A kind of valve body automatic assembly equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000141033A (en) * 1998-11-06 2000-05-23 Fuji Kikai Kosakusho:Kk Automatic welding equipment
CN2885484Y (en) * 2005-12-13 2007-04-04 珠海格力电器股份有限公司 Digitalized welding apparatus
CN104084707A (en) * 2014-06-27 2014-10-08 江苏天舒电器有限公司 Brass liquid distributor welding tool for finned heat exchanger
CN108942220A (en) * 2018-08-28 2018-12-07 中山市德优达自动化设备有限公司 A kind of valve body automatic assembly equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
尚雅层;张永刚;朱文娟;常宏;: "直线式分液器感应钎焊设备设计", 机械工程师, no. 04, 10 April 2016 (2016-04-10), pages 40 - 41 *

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