CN113335922A - Workpiece conveying mechanism for spot welding system - Google Patents

Workpiece conveying mechanism for spot welding system Download PDF

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Publication number
CN113335922A
CN113335922A CN202110465544.5A CN202110465544A CN113335922A CN 113335922 A CN113335922 A CN 113335922A CN 202110465544 A CN202110465544 A CN 202110465544A CN 113335922 A CN113335922 A CN 113335922A
Authority
CN
China
Prior art keywords
workpiece
limiting
spot welding
welding system
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110465544.5A
Other languages
Chinese (zh)
Inventor
王艳宇
邬波涛
李鑫侃
李思明
陈海明
詹红兴
刘贤文
高鹏飞
李正利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Lansheng Intelligent Technology Co Ltd
Original Assignee
Ningbo Lansheng Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Lansheng Intelligent Technology Co Ltd filed Critical Ningbo Lansheng Intelligent Technology Co Ltd
Priority to CN202110465544.5A priority Critical patent/CN113335922A/en
Publication of CN113335922A publication Critical patent/CN113335922A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90—Devices for picking-up and depositing articles or materials
    • B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • B65G47/914—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems incorporating rotary and rectilinear movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/10—Spot welding; Stitch welding
    • B23K11/11—Spot welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/36—Auxiliary equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
    • B65G21/20—Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces
    • B65G21/2045—Mechanical means for guiding or retaining the load on the load-carrying surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/26—Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles
    • B65G47/28—Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles during transit by a single conveyor
    • B65G47/29—Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles during transit by a single conveyor by temporarily stopping movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/88—Separating or stopping elements, e.g. fingers
    • B65G47/8807—Separating or stopping elements, e.g. fingers with one stop
    • B65G47/8815—Reciprocating stop, moving up or down in the path of the article

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Specific Conveyance Elements (AREA)

Abstract

The invention belongs to the field of spot welding machines, and particularly relates to a workpiece transmission mechanism for a spot welding system, which comprises: a frame; the conveying belt is arranged on the rack; the workpiece limiting unit is arranged on the rack, a limiting rod is movably arranged at the lower end of the workpiece limiting unit and is positioned above the conveying belt, and the limiting rod can be inserted into a workpiece; the workpiece taking unit is arranged on the rack, a stop block and a clamping jaw are movably arranged on the workpiece taking unit, the stop block is used for abutting against the end face of a workpiece, the clamping jaw is used for clamping the workpiece, and the clamping jaw is located between the stop block and the limiting rod. Compared with the prior art, the workpiece conveying mechanism for the spot welding system has the advantages that workpieces can be conveyed at intervals, one workpiece is guaranteed to be sent out every time, a high-precision motor is not needed, the manufacturing cost of equipment is reduced, and the workpiece conveying mechanism is simple in structure, stable and reliable.

Description

Workpiece conveying mechanism for spot welding system
Technical Field
The invention belongs to the field of spot welding machines, and particularly relates to a workpiece conveying mechanism for a spot welding system.
Background
Modern production seeks high efficiency and increasingly relies on mechanization, which often requires regular arrangements of production objects. In the production, processing, transportation and packaging activities of large quantities of mechanical parts, components and other objects, the modern industry often needs to arrange the mechanical parts, components and objects entering the conveyor belt according to a certain shape rule and a certain distance between the transverse dimension and the longitudinal dimension. In a spot welding system, workpieces need to be conveyed forwards singly, the next workpiece is processed after the previous workpiece is processed, most of the existing working modes of a conveying belt are that the workpieces are conveyed forwards for a certain distance and then stop working, and the workpieces are conveyed at intervals after being repeatedly operated.
Disclosure of Invention
The invention aims to solve the technical problem of providing a workpiece conveying mechanism for a spot welding system aiming at the current situation of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a work transfer mechanism for a spot welding system is presented, comprising: a frame;
the conveying belt is arranged on the rack;
the workpiece limiting unit is arranged on the rack, a limiting rod is movably arranged at the lower end of the workpiece limiting unit and is positioned above the conveying belt, and the limiting rod can be inserted into a workpiece;
the workpiece taking unit is arranged on the rack, a stop block and a clamping jaw are movably arranged on the workpiece taking unit, the stop block is used for abutting against the end face of a workpiece, the clamping jaw is used for clamping the workpiece, and the clamping jaw is located between the stop block and the limiting rod.
In the above-described workpiece conveying mechanism for a spot welding system, the workpiece restricting unit includes: the first limiting piece is arranged on the rack, and the limiting rod is movably arranged on the first limiting piece;
the second limiting piece is arranged on the rack, a stop plate is movably arranged at the lower end of the second limiting piece, and a transmission gap is formed between the stop plate and the limiting rod.
In the workpiece transfer mechanism for a spot welding system described above, the first limiting member is provided with a first cylinder, and the limiting rod is connected to the first cylinder.
In the workpiece conveying mechanism for the spot welding system, a second cylinder is arranged on the second limiting member, and the stop plate is connected with the second cylinder.
In the above-described workpiece conveying mechanism for a spot welding system, the pickup unit includes: the third cylinder is connected with the frame, and the stop block is connected with the third cylinder;
the connecting rod, it is located in the frame, be provided with on the connecting rod and get a cylinder, the clamping jaw with it connects to get a cylinder.
In the workpiece conveying mechanism for the spot welding system, the pick-up unit further comprises a pick-up manipulator.
In the above-described workpiece conveying mechanism for a spot welding system, the second limiting member is provided with a detector, and the detector is located above the conveying gap.
In the workpiece conveying mechanism for the spot welding system, the rack is provided with the rotating screw, the rotating screw is provided with the first limiting plate and the second limiting plate, and a limiting space is formed between the first limiting plate and the second limiting plate.
In the workpiece conveying mechanism for the spot welding system, a sleeve is arranged on the first limiting plate, and the rotating screw is in threaded connection with the sleeve.
Compared with the prior art, the workpiece conveying mechanism for the spot welding system has the advantages that workpieces can be conveyed at intervals, one workpiece is guaranteed to be sent out every time, a high-precision motor is not needed, the manufacturing cost of equipment is reduced, and the workpiece conveying mechanism is simple in structure, stable and reliable.
Drawings
FIG. 1 is a perspective view of the present workpiece transport mechanism for a spot welding system;
FIG. 2 is a perspective view of the conveyor, the workpiece restraining unit and the pick-up unit in operation;
fig. 3 is a perspective view of the workpiece restraining unit and the pickup unit.
In the figure, 1, a frame; 2. a conveyor belt; 3. a restraining bar; 4. a stop block; 5. a clamping jaw; 6. a first limiting member; 7. a second limiting member; 8. a first cylinder; 9. a second cylinder; 10. a third cylinder; 11. A connecting rod; 12. a pickup cylinder; 13. a pick-up manipulator; 14. a detector; 15. rotating the screw; 16. a first limit plate; 17. a second limiting plate; 18. the sleeve, 19 rotates the cylinder.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 3, the present workpiece transfer mechanism for a spot welding system includes: a frame 1; the conveying belt 2 is arranged on the rack 1; the workpiece limiting unit is arranged on the rack 1, a limiting rod 3 is movably arranged at the lower end of the workpiece limiting unit, the limiting rod 3 is positioned above the conveying belt 2, and the limiting rod 3 can be inserted into a workpiece; the workpiece taking unit is arranged on the rack 1, a stop block 4 and a clamping jaw 5 are movably arranged on the workpiece taking unit, the stop block 4 is used for abutting against the end face of a workpiece, the clamping jaw 5 is used for clamping the workpiece, and the clamping jaw 5 is located between the stop block 4 and the limiting rod 3.
Transmission band 2 is used for transmitting the work piece, in operation, operating personnel places the work piece with on transmission band 2, restriction pole 3 is located transmission band 2 top, when restriction pole 3 moves down, 3 lower extremes of restriction pole just can insert to the work piece in, and then can make the work piece stop moving at transmission band 2 during operation, it is provided with backstop 4 to get to be provided with on the unit, backstop 4 can support and lean on in the work piece terminal surface, when needs get a piece, 3 rebound of restriction pole break away from the work piece, and then transmission band 2 can drive the work piece and move, support until backstop 4 tip supports and lean on the work piece, the work piece just can be got to clamping jaw 5 clamp this moment, make the work piece break away from transmission band 2, in whole process, transmission band 2 need not stop repeatedly to start, and the transmission position of work piece has effectively been ensured, need not to use high accuracy motor, the manufacturing cost of transmission device has been reduced.
The workpiece restraining unit includes: the first limiting piece 6 is arranged on the rack 1, and the limiting rod 3 is movably arranged on the first limiting piece 6; and the second limiting piece 7 is arranged on the machine frame 1, a stop plate is movably arranged at the lower end of the second limiting piece 7, and a transmission gap is formed between the stop plate and the limiting rod 3.
Be provided with restriction lever 3 on the first restriction piece 6, be provided with the backstop board on the second restriction piece 7, have the transmission clearance between backstop board and the restriction lever 3, transmission band 2 is when transporting the work piece, the backstop board moves down, make the work piece support on the backstop board, and then stop the work piece and continue to move, restriction lever 3 moves down and inserts to the work piece this moment in, because have the transmission clearance between backstop board and the restriction lever 3, set up the size of transmission clearance according to the width of work piece, so there is the work piece in the transmission clearance, what restriction lever 3 restricted is the second work piece promptly, then the backstop board rises once more, and then make preceding work piece continue to transport forward, realize the purpose of sending out a work piece once only.
The first limiting part 6 is provided with a first air cylinder 8, the limiting rod 3 is connected with the first air cylinder 8, the first air cylinder 8 can drive the limiting rod 3 to move upwards or downwards, and then the limiting rod 3 can be inserted into or separated from a workpiece.
The second limiting part 7 is provided with a second cylinder 9, the stop plate is connected with the second cylinder 9, and the second cylinder 9 can drive the stop plate to move up and down so as to release the workpiece positioned at the forefront.
Get a unit and include: the third cylinder 10 is connected with the frame 1, and the stop block 4 is connected with the third cylinder 10; and the connecting rod 11 is arranged on the rack 1, a pickup cylinder 12 is arranged on the connecting rod 11, and the clamping jaw 5 is connected with the pickup cylinder 12.
Backstop 4 is connected with third cylinder 10, and third cylinder 10 can drive backstop 4 lateral reciprocating motion, can be driven by transmission band 2 and remove after the work piece does not receive the backstop board restriction, until the work piece remove to leaning on backstop 4, and then can prevent that the work piece from dropping, and play the effect of getting a location, make things convenient for clamping jaw 5 to press from both sides the work piece more, press from both sides when clamping jaw 5 and get the work piece after, get a cylinder 12 and can drive clamping jaw 5 rebound, make the work piece break away from transmission band 2 and sent the processing.
The workpiece taking unit further comprises a workpiece taking manipulator 13, and when the workpiece taking cylinder 12 drives the workpiece to move upwards to a certain position, the manipulator can grab the workpiece and move the workpiece to a processing position.
The second limiting member 7 is provided with a detector 14, and the detector 14 is positioned above the transmission gap.
The detector 14 may be one of a camera, an infrared detector 14, and is used to determine whether there is a workpiece in the transport gap when there is no workpiece in the transport gap, the stopper plate moves downward and at the same time restricts the rod 3 from moving upward so that the conveyor 2 can transport the workpiece into the transport gap.
A rotating screw 15 is arranged on the rack 1, a first limiting plate 16 and a second limiting plate 17 are arranged on the rotating screw 15, and a limiting space is formed between the first limiting plate 16 and the second limiting plate 17.
A limiting space is formed between the first limiting plate 16 and the second limiting plate 17, when a workpiece is placed on the conveying belt 2, the workpiece is placed into the limiting space, the workpiece is guaranteed to move along a route specified by the limiting space, and the situation that the limiting rod 3 cannot be inserted into the workpiece due to the fact that the workpiece is inclined in the conveying process is avoided.
Be provided with sleeve 18 on the first limiting plate 16, rotate screw rod 15 and sleeve 18 threaded connection, according to the length of work piece, rotatory screw rod 15 of rotating can drive first limiting plate 16 and remove, and then change the size in spacing space to adapt to different work pieces.
A workpiece return conveying belt can be arranged beside the conveying belt, and when the workpiece is machined, the manipulator directly puts the workpiece into the return conveying belt.
Be provided with revolving cylinder 19 on the frame 1, revolving cylinder 19 is connected with connecting rod 11, and after the work piece was driven by a cylinder 12 and rises to a take the altitude, revolving cylinder 19 drove connecting rod 11 and rotates for the work piece can rise to the high position from the low position, and avoids clamping jaw 5 to get a manipulator 13 and get and cause the influence.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims (9)

1. A workpiece transport mechanism for a spot welding system, comprising:
a frame;
the conveying belt is arranged on the rack;
the workpiece limiting unit is arranged on the rack, a limiting rod is movably arranged at the lower end of the workpiece limiting unit and is positioned above the conveying belt, and the limiting rod can be inserted into a workpiece;
the workpiece taking unit is arranged on the rack, a stop block and a clamping jaw are movably arranged on the workpiece taking unit, the stop block is used for abutting against the end face of a workpiece, the clamping jaw is used for clamping the workpiece, and the clamping jaw is located between the stop block and the limiting rod.
2. The workpiece transfer mechanism for a spot welding system according to claim 1, wherein the workpiece restricting unit includes: the first limiting piece is arranged on the rack, and the limiting rod is movably arranged on the first limiting piece;
the second limiting piece is arranged on the rack, a stop plate is movably arranged at the lower end of the second limiting piece, and a transmission gap is formed between the stop plate and the limiting rod.
3. The workpiece transport mechanism for a spot welding system according to claim 2, wherein a first cylinder is provided on said first limiting member, and said limiting rod is connected to said first cylinder.
4. The workpiece transport mechanism for a spot welding system according to claim 2, wherein a second cylinder is provided on said second limiting member, and said stopper plate is connected to said second cylinder.
5. The workpiece transport mechanism for a spot welding system according to claim 1, wherein said pickup unit comprises: the third cylinder is connected with the frame, and the stop block is connected with the third cylinder;
the connecting rod, it is located in the frame, be provided with on the connecting rod and get a cylinder, the clamping jaw with it connects to get a cylinder.
6. The workpiece transport mechanism for a spot welding system of claim 1, wherein the pick unit further comprises a pick robot.
7. A workpiece transport mechanism for a spot welding system as set forth in claim 2 wherein a detector is provided on said second limiting member, said detector being located above said transport gap.
8. The workpiece conveying mechanism for the spot welding system according to claim 1, wherein a rotating screw is arranged on the frame, a first limiting plate and a second limiting plate are arranged on the rotating screw, and a limiting space is formed between the first limiting plate and the second limiting plate.
9. The workpiece conveying mechanism for the spot welding system according to claim 8, wherein a rotating screw is arranged on the frame, a sleeve is arranged on the first limiting plate, and the rotating screw is in threaded connection with the sleeve.
CN202110465544.5A 2021-04-28 2021-04-28 Workpiece conveying mechanism for spot welding system Pending CN113335922A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110465544.5A CN113335922A (en) 2021-04-28 2021-04-28 Workpiece conveying mechanism for spot welding system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110465544.5A CN113335922A (en) 2021-04-28 2021-04-28 Workpiece conveying mechanism for spot welding system

Publications (1)

Publication Number Publication Date
CN113335922A true CN113335922A (en) 2021-09-03

Family

ID=77468891

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110465544.5A Pending CN113335922A (en) 2021-04-28 2021-04-28 Workpiece conveying mechanism for spot welding system

Country Status (1)

Country Link
CN (1) CN113335922A (en)

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