CN215698686U

CN215698686U - Positioning structure of welding device for circuit board

Info

Publication number: CN215698686U
Application number: CN202122203523.4U
Authority: CN
Inventors: 邓友祯
Original assignee: ZHEJIANG CORE POINT TECHNOLOGY CO LTD
Current assignee: ZHEJIANG CORE POINT TECHNOLOGY CO LTD
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-01
Anticipated expiration: 2031-09-13

Abstract

The application discloses welding set's for circuit board location structure belongs to circuit board welding equipment's technical field, and its technical scheme main points include: the welding mechanism is arranged on the workbench; the clamping disc is arranged on the workbench and arranged on one side of the welding mechanism and is driven to rotate by the stepping motor; the positioning mechanisms are arranged on the clamping plate and provided with positioning grooves which are matched with the circuit board; and the clamping assembly is movably connected with the positioning mechanism and clamps the circuit board arranged on the positioning mechanism through the clamping assembly. The application provides a welding set's for circuit board location structure can improve the precision when the circuit board welds with the accurate stable fixed of circuit board.

Description

Positioning structure of welding device for circuit board

Technical Field

The application belongs to the technical field of circuit board welding equipment, and particularly relates to a positioning structure of a welding device for a circuit board.

Background

In the course of working at the circuit board, often need to connect and fix electronic components such as wire on the circuit board through soldering tin, traditional soldering tin work is realized through the hand of people, and the workman holds the electric iron respectively with two hands and carries out the soldering with the wire, and this kind of soldering mode not only operation intensity of labour is big, is very easily scalded at the soldering tin in-process moreover.

The traditional Chinese patent with publication number CN207824133U discloses an automatic tin soldering machine, which comprises a workbench, wherein an electric soldering iron is arranged on the table top of the workbench, the electric soldering iron is arranged on an electric soldering iron support, a rotary table is arranged on one side of the electric soldering iron support, the middle bottom end of the rotary table is arranged on the table top of the workbench through a rotary shaft I, four product carriers which are uniformly arranged are arranged on the rotary table, a groove corresponding to the shape of a workpiece is formed in the middle of the end face of the top end of each product carrier, and a pressing plate is arranged on one side of the groove.

Although the welding device is convenient for the positioning and clamping of the circuit board through the turntable, the circuit board cannot be stably clamped, and the welding quality of the circuit board is influenced.

SUMMERY OF THE UTILITY MODEL

The purpose of the embodiment of the present application is to solve the above existing technical problems, and provide a positioning structure of a welding device for a circuit board, which can accurately and stably fix the circuit board and improve the precision of the circuit board during welding.

The embodiment of the application provides a welding set's for circuit board location structure, includes: the welding mechanism is arranged on the workbench; the clamping disc is arranged on the workbench and arranged on one side of the welding mechanism and is driven to rotate by the stepping motor; the positioning mechanisms are arranged on the clamping plate and provided with positioning grooves which are matched with the circuit board; and the clamping assembly is movably connected with the positioning mechanism and clamps the circuit board arranged on the positioning mechanism through the clamping assembly.

The welding mechanism is installed on the table top of the workbench, the clamping disc is arranged, a plurality of positioning mechanisms are arranged on the clamping disc, a plurality of stations are equivalently arranged, the circuit board is clamped on one station, the circuit board is clamped on the clamping disc and then is driven to rotate by the stepping motor, the circuit board after being clamped is welded by the welding mechanism, the positioning mechanism is installed on the clamping disc and is provided with a positioning groove, the circuit board is arranged in the positioning groove during clamping, then the circuit board is clamped on the positioning mechanism through the clamping assembly, the positioning mechanism is connected with the clamping disc through bolts, the positioning mechanism is uniformly distributed around the axis of the clamping disc, the positioning mechanism is enabled to correspond to the welding mechanism after the clamping disc rotates, the welding precision of the welding mechanism is guaranteed, and the welding quality of the circuit board after being welded is guaranteed.

Further, the positioning mechanism includes: the clamping grooves are arranged on two sides of the positioning mechanism; the first positioning assembly comprises a first positioning plate arranged on the positioning groove and a first adjusting rod connected with the first positioning plate; the second positioning assembly is provided with two sides which are respectively arranged on the clamping groove, and comprises a second positioning plate arranged on the positioning groove and a second adjusting rod connected with the second positioning plate.

The circuit board is in a flat plate shape, when the circuit board is arranged on the positioning groove, the upper surface of the circuit board is flush with the upper surface of the positioning mechanism or the upper surface of the circuit board is slightly higher than the upper surface of the positioning mechanism, the loading and unloading of the circuit board are facilitated through the clamping groove, no matter a mechanical arm or a hand can clamp the two sides and the lower surface of the circuit board through the clamping groove, the convenience of the circuit board in clamping is improved, the size of the positioning groove is adjusted to adapt to the circuit boards with different sizes and specifications by adjusting the positions of the first positioning plate and the second positioning plate, the adaptability of the positioning mechanism is improved, the first positioning plate is adjusted through the first adjusting rod, the second positioning plate is adjusted through the second adjusting rod, the first adjusting rod and the second adjusting rod both adopt threaded rods, the adjusting precision is improved, and the circuit board is ensured to be matched with the low-position groove after the first positioning plate and the second positioning plate are adjusted, prevent that the circuit board from arranging the constant head tank in and removing, the second locating plate is provided with two and arranges the both sides in the clamping groove in, improves the clamping precision of circuit board.

Further, the clamping assembly includes: the first clamping seat is arranged on one side of the positioning mechanism; the second clamping seat is arranged on the other side of the positioning mechanism and is opposite to the first clamping seat; the first sliding rail is arranged on the first clamping seat; the first sliding block is arranged on one side of the positioning mechanism and is matched with the first sliding rail; the second sliding rail is arranged on the second clamping seat; the second sliding block is arranged on the second positioning plate and is matched with the second sliding rail; the two telescopic assemblies are arranged at two ends of the first clamping seat and are respectively connected with the second clamping seat.

The first clamping seat corresponds to one side of the circuit board, the second clamping seat corresponds to the other side of the circuit board, the clamping assembly is arranged on the circuit board by pushing the first clamping seat and the second clamping seat, so that the circuit board is clamped on the positioning mechanism, the first clamping seat is stably moved by matching the first sliding rail and the first sliding block, one side of the circuit board is clamped by moving the first clamping seat above the edge of the circuit board, the second clamping seat is stably moved by matching the second sliding rail and the second sliding block, the other side of the circuit board is clamped by moving the second clamping seat above the other edge of the circuit board, and the circuit board is clamped by the combined action of the first clamping seat and the second clamping seat, wherein the first sliding block and the second sliding block are both provided with two blocks, so that the first sliding block and the first sliding rail are ensured to be stably matched with each other sliding block and the second sliding rail, the telescopic assembly is installed between the first clamping seat and the second clamping seat, the second positioning plate is adjusted to enable the second clamping seat to be controlled to be adjusted simultaneously, the second clamping seat is enabled to be matched with the circuit board after being adjusted, the telescopic assembly comprises a telescopic rod and a rod sleeve, the telescopic rod is arranged on the rod sleeve in a telescopic mode, the telescopic rod is connected with the first clamping seat, the rod sleeve is connected with the second clamping seat, the stable structure of the clamping assembly is guaranteed, and the clamping stability is improved.

Furthermore, the first clamping seat and the second clamping seat respectively comprise a mounting frame, a plurality of pressing rollers, roller supports hinged with the pressing rollers, and pressing springs arranged between the mounting frame and the roller supports, the mounting frame is provided with a kidney-shaped groove, and two ends of each roller support are movably arranged in the kidney-shaped groove.

Be used for installing a plurality of gyro wheels that compress tightly through the mounting bracket, it is even to guarantee to compress tightly the effect of gyro wheel to the circuit board, and improve mounting structure's steadiness, the tight seat of first clamp can cause the damage to the circuit board with the tight seat removal in-process of second clamp, the gyro wheel that compresses tightly passes through gyro wheel support mounting on the mounting bracket, through the effect of pressure spring to gyro wheel support, thereby compress tightly the gyro wheel on the circuit board, and reduce and the circuit board between the friction through the gyro wheel that compresses tightly when the tight seat of first clamp removes with the tight seat of second clamp, the edge that the circuit board was arranged in to the gyro wheel compresses tightly the circuit board, stability when the circuit board presss from both sides tightly improves, guarantee circuit board welded yield, when the gyro wheel contradicts with the circuit board, the gyro wheel rebound compresses tightly, the waist groove activity removes is arranged in through the both ends of gyro wheel support, guarantee the stable roll of gyro wheel.

Further, the positioning mechanism further comprises: the buckling piece is arranged on the positioning mechanism and movably connected with the positioning mechanism, a pull rod is arranged on one side of the buckling piece, one end of the pull rod penetrates out of the positioning mechanism, and the buckling piece is matched with the mounting frame; and the reset spring is sleeved on the buckle piece and is arranged between the pull rod and the positioning mechanism.

The clamping component moves to clamp the circuit board through the first clamping seat and the second clamping seat, the buckling piece is installed on the positioning mechanism, the first clamping seat and the second clamping seat are limited to move back through the buckling piece, stable clamping of the clamping component on the circuit board is guaranteed, the buckling piece corresponds to the first clamping seat, one side face of the buckling piece is provided with an inclined face, the buckling piece is pressed downwards when the clamping component passes through the buckling piece, after the clamping component passes through the inclined face, the buckling piece is upwards popped out under the action of a reset spring to lock the clamping component, the buckling piece moves downwards under the action of a pull rod, the buckling piece is enabled to unlock the clamping component, therefore, the clamping component is convenient to be separated from the circuit board, and the circuit board is relieved from being compressed.

Further, the positioning mechanism further comprises: the fixed plate is arranged on the positioning mechanism, and the fixed plate and the positioning assembly are symmetrically distributed around the positioning groove; the buffer plate is arranged on one side of the fixed plate, and a buffer spring is arranged between the buffer plate and the fixed plate.

The fixed plate passes through the bolt and the installation of positioning mechanism, clamping component moves to first tight seat of clamp, the tight seat of second clamp is contradicted with the buffer board, slow down clamping component's removal through buffer spring, when buckle spare restriction clamping component, through buffer spring to the buffer board effect, further to clamping component effect, press from both sides tight seat with first tight seat of clamp and second and press from both sides tightly between buckle spare and buffer board, improve clamping component's stability, stability when further improving to the circuit board clamp, thereby improve the accurate nature when welding circuit board.

The beneficial effects of the embodiment of the application are that:

1. through arranging the circuit board in on the constant head tank, the convenience when being convenient for circuit board material loading and unloading through the clamping groove adjusts the size of constant head tank in order to adapt to the circuit board through first locating plate, first regulation pole, second locating plate, second regulation pole.

2. The first clamping seat is arranged on the first sliding block through the first sliding rail and moves, the second clamping seat is arranged on the second sliding block through the second sliding rail and moves, the circuit board is clamped by the clamping assembly, the first clamping seat is connected with the second clamping seat through the telescopic assembly, the installation stability is improved, and the damage to the circuit board when the clamping assembly moves is reduced through the pressing roller, the roller bracket and the pressing spring.

3. The clamping component is limited to move through the clamping part, the buffer plate and the buffer spring act on the clamping component, the stability of the clamping component during clamping is improved, and the accuracy of the circuit board during welding is further improved.

Drawings

FIG. 1 is a schematic top view of a welding apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a positioning mechanism according to an embodiment of the present application;

FIG. 3 is a schematic view of a clamping assembly according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural view illustrating an unlocked state of the clamping assembly according to an embodiment of the present application;

FIG. 5 is a cross-sectional structural schematic view of a clamping assembly of an embodiment of the present application;

FIG. 6 is a schematic structural view of a first clamping seat and a second clamping seat of an embodiment of the present application;

FIG. 7 is a schematic structural diagram of a fastening member according to an embodiment of the present application;

reference numeral in the figure, 1, a workbench; 11. a welding mechanism; 2. a clamping disc is arranged; 3. a positioning mechanism; 31. positioning a groove; 32. clamping grooves; 33. a first positioning assembly; 331. a first positioning plate; 332. a first adjusting lever; 34. a second positioning assembly; 341. a second positioning plate; 342. a second adjusting lever; 35. a fastener; 351. A pull rod; 36. a return spring; 37. a fixing plate; 38. a buffer plate; 39. a buffer spring; 4. a clamping assembly; 41. a first clamping seat; 42. a second clamping seat; 43. a first slide rail; 44. a first slider; 45. A second slide rail; 46. a second slider; 47. a telescoping assembly; 48. a mounting frame; 481. a kidney-shaped groove; 49. pressing the roller; 491. a roller bracket; 492. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The portable server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings by specific embodiments and application scenarios thereof.

Example 1:

as shown in fig. 1 and fig. 2, an embodiment of the present application provides a positioning structure of a soldering apparatus for a circuit board, including: the welding device comprises a workbench 1, wherein a welding mechanism 11 is arranged on the workbench 1; the clamping disc 2 is arranged on the workbench 1 and is arranged on one side of the welding mechanism 11, and the clamping disc 2 is driven to rotate by a stepping motor; the positioning mechanisms 3 are arranged on the clamping plate 2, the positioning mechanisms 3 are provided with positioning grooves 31, and the positioning grooves 31 are matched with the circuit board; and the clamping assembly 4 is movably connected with the positioning mechanism 3, and the circuit board arranged on the positioning mechanism 3 is clamped through the clamping assembly 4.

A welding mechanism 11 and a clamping disc 2 are arranged on the table-board of the worktable 1, a plurality of positioning mechanisms 3 are arranged on the clamping disc 2, which is equivalent to a plurality of stations, the circuit board is clamped at one station, after the circuit board is clamped on the clamping disc 2, the step motor drives the clamping disc 2 to rotate, the welding mechanism 11 is used for welding the clamped circuit board, the positioning mechanism 3 is arranged on the clamping disc 2, the positioning mechanism 3 is provided with a positioning groove 31, the circuit board is arranged in the positioning groove 31 during clamping, then the circuit board is clamped on the positioning mechanism 3 through the clamping assembly 4, the positioning mechanism 3 is connected with the clamping disc 2 through bolts, the positioning mechanism 3 is uniformly distributed around the axis of the clamping disc 2, the positioning mechanism 3 is enabled to correspond to the welding mechanism 11 after the clamping disc 2 rotates, the welding precision of the welding mechanism 11 is guaranteed, and the welding quality of the circuit board after welding is guaranteed.

Example 2:

as shown in fig. 2, an embodiment of the present application provides a positioning structure of a soldering apparatus for a circuit board, and in addition to the above technical features, further, the positioning mechanism 3 includes: the clamping grooves 32 are arranged at two sides of the positioning mechanism 3; a first positioning assembly 33 including a first positioning plate 331 disposed on the positioning groove 31, and a first adjustment lever 332 connected to the first positioning plate 331; the second positioning assembly 34, the second positioning assembly 34 is provided with two sides respectively disposed in the clamping groove 32, and the second positioning assembly includes a second positioning plate 341 disposed on the positioning groove 31, and a second adjusting rod 342 connected with the second positioning plate 341.

The circuit board is in a flat plate shape, when the circuit board is arranged on the positioning groove 31, the upper surface of the circuit board is flush with the upper surface of the positioning mechanism 3 or the upper surface of the circuit board is slightly higher than the upper surface of the positioning mechanism 3, the loading and unloading of the circuit board are facilitated through the clamping groove 32, no matter a manipulator or a hand can clamp the two sides and the lower surface of the circuit board through the clamping groove 32, the convenience of the circuit board during clamping is improved, the size of the positioning groove 31 is adjusted to adapt to the circuit boards with different sizes and specifications by adjusting the positions of the first positioning plate 331 and the second positioning plate 341, the adaptability of the positioning mechanism 3 is improved, the first positioning plate 331 is adjusted through the first adjusting rod 332, the second positioning plate 341 is adjusted through the second adjusting rod 342, the first adjusting rod 332 and the second adjusting rod 342 both adopt threaded rods, the adjusting precision is improved, and the circuit board is ensured to be adapted to the low positioning groove by adjusting the first positioning plate 331 and the second positioning plate 341, the circuit board is prevented from being placed in the positioning groove 31 and moving, and the second positioning plate 341 is provided with two sides which are placed in the clamping groove 32, so that the clamping precision of the circuit board is improved.

Example 3:

as shown in fig. 3, 4 and 5, the present embodiment provides a positioning structure of a soldering apparatus for a circuit board, and in addition to the above technical features, the clamping assembly 4 further includes: the first clamping seat 41, the first clamping seat 41 is arranged at one side of the positioning mechanism 3; a second clamping seat 42, the second clamping seat 42 being disposed on the other side of the positioning mechanism 3 and opposite to the first clamping seat 41; a first slide rail 43, wherein the first slide rail 43 is mounted on the first clamping seat 41; the first sliding block 44 is arranged on one side of the positioning mechanism 3, and the first sliding block 44 is matched with the first sliding rail 43; the second sliding rail 45 is mounted on the second clamping seat 42; the second sliding block 46, the second sliding block 46 is arranged on the second positioning plate 341 and is adapted to the second sliding rail 45; and the two telescopic assemblies 47 are arranged at two ends of the first clamping seat 41 and are respectively connected with the second clamping seat 42.

The first clamping seat 41 corresponds to one side of a circuit board, the second clamping seat 42 corresponds to the other side of the circuit board, the clamping assembly 4 is arranged on the circuit board by pushing the first clamping seat 41 and the second clamping seat 42, so that the circuit board is clamped on the positioning mechanism 3, the first clamping seat 41 is stably moved by matching the first sliding rail 43 with the first sliding block 44, one side of the circuit board is clamped by moving the first clamping seat 41 above the edge of the circuit board, the second clamping seat 42 is stably moved by matching the second sliding rail 45 with the second sliding block 46, the other side of the circuit board is clamped by moving the second clamping seat 42 above the other edge of the circuit board, and the circuit board is clamped by the combined action of the first clamping seat 41 and the second clamping seat 42, wherein the first sliding block 44 and the second sliding block 46 are respectively provided with two blocks, so that the first sliding block 44 and the first sliding rail 43 are ensured, Second slider 46 can stably cooperate with second slide rail 45, flexible subassembly 47 is installed between first clamp holder 41 and second clamp holder 42, make second locating plate 341 adjust and make the second clamp holder 42 of control adjust simultaneously, make second clamp holder 42 adjust back and circuit board adaptation, flexible subassembly 47 includes telescopic link and rod cover, telescopic link is arranged in flexible activity on the rod cover, the telescopic link is connected with first clamp holder 41, the rod cover is connected with second clamp holder 42, guarantee clamping assembly 4's stable in structure, improve and press from both sides tight steadiness.

Example 4:

as shown in fig. 6, in addition to the above technical features, the present embodiment provides a positioning structure of a soldering apparatus for a circuit board, and further, each of the first clamping seat 41 and the second clamping seat 42 includes a mounting frame 48, a plurality of pressing rollers 49, a roller support 491 hinged to the pressing rollers 49, and a pressing spring 492 disposed between the mounting frame 48 and the roller support 491, wherein the mounting frame 48 is provided with a kidney-shaped groove 481, and both ends of the roller support 491 are disposed in the kidney-shaped groove 481 to move movably.

The pressing rollers 49 are used for installing the pressing rollers 49 through the installation frame 48, the pressing action of the pressing rollers 49 on the circuit board is ensured to be uniform, the stability of the installation structure is improved, the circuit board can be damaged in the moving process of the first clamping seat 41 and the second clamping seat 42, the pressing rollers 49 are installed on the installation frame 48 through the roller support 491, the pressing springs 492 act on the roller support 491, so that the pressing rollers 49 are pressed on the circuit board, the friction between the pressing rollers 49 and the circuit board is reduced when the first clamping seat 41 and the second clamping seat 42 move, the pressing rollers 49 are arranged at the edge of the circuit board to press the circuit board, the stability when the circuit board is clamped is improved, the yield of the welding of the circuit board is ensured, when the pressing rollers 49 are abutted against the circuit board, the pressing rollers 49 move upwards, and move movably through the two ends of the roller support 491 being arranged in the kidney-shaped groove 481, the stable rolling of the roller is ensured.

Example 5:

as shown in fig. 7, an embodiment of the present application provides a positioning structure of a soldering apparatus for a circuit board, and in addition to the above technical features, further, the positioning mechanism 3 includes: the buckle 35 is movably connected with the positioning mechanism 3, a pull rod 351 is arranged on one side of the buckle 35, one end of the pull rod 351 penetrates out of the positioning mechanism 3, and the buckle 35 is matched with the mounting frame 48; the return spring 36 is sleeved on the fastener 35, and the return spring 36 is arranged between the pull rod 351 and the positioning mechanism 3.

The circuit board is clamped through the first clamping seat 41 and the second clamping seat 42 after the clamping component 4 moves, the buckling piece 35 is installed on the positioning mechanism 3, the first clamping seat 41 and the second clamping seat 42 are limited to move back through the buckling piece 35, stable clamping of the clamping component 4 to the circuit board is guaranteed, the buckling piece 35 corresponds to the first clamping seat 41, one side face of the buckling piece 35 is provided with an inclined face, the buckling piece 35 is pressed downwards when the clamping component 4 passes through the buckling piece 35, after the clamping component 4 passes through the buckling piece 35 completely, the buckling piece 35 pops upwards under the action of the reset spring 36, the clamping component 4 is locked, the buckling piece 35 moves downwards under the action of the pull rod 351, the buckling piece 35 is unlocked for the clamping component 4, the clamping component 4 is separated from the circuit board conveniently, and the circuit board is not compressed.

Example 6:

as shown in fig. 2, an embodiment of the present application provides a positioning structure of a soldering apparatus for a circuit board, and in addition to the above technical features, the positioning mechanism 3 further includes: the fixing plate 37, the fixing plate 37 is placed on the positioning mechanism 3, the fixing plate 37 and the positioning assembly are symmetrically distributed about the positioning slot 31; the buffer plate 38, the buffer plate 38 is disposed on one side of the fixed plate 37, and a buffer spring 39 is disposed between the buffer plate 38 and the fixed plate 37.

The fixed plate 37 is installed with the positioning mechanism 3 through the bolt, the clamping component 4 moves to the first clamping seat 41, the second clamping seat 42 is abutted to the buffer plate 38, the movement of the clamping component 4 is slowed down through the buffer spring 39, when the clamping component 4 is limited by the clamping component 35, the buffer plate 38 is acted through the buffer spring 39, the clamping component 4 is further acted, the first clamping seat 41 and the second clamping seat 42 are clamped between the clamping component 35 and the buffer plate 38, the stability of the clamping component 4 is improved, the stability of the circuit board during clamping is further improved, and therefore the accuracy of the circuit board during welding is improved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A positioning structure of a welding device for a circuit board, comprising:

the welding device comprises a workbench (1), wherein a welding mechanism (11) is arranged on the workbench (1);

the clamping disc (2) is arranged on the workbench (1) and is arranged on one side of the welding mechanism (11), and the clamping disc (2) is driven to rotate by a stepping motor;

the positioning mechanisms (3), a plurality of positioning mechanisms (3) are arranged on the clamping plate (2), the positioning mechanisms (3) are provided with positioning grooves (31), and the positioning grooves (31) are matched with the circuit board;

the clamping assembly (4), the clamping assembly (4) and the positioning mechanism (3) are movably connected, and the circuit board arranged on the positioning mechanism (3) is clamped through the clamping assembly (4).

2. The positioning structure of a soldering apparatus for circuit board according to claim 1, wherein said positioning mechanism (3) comprises:

the clamping grooves (32) are arranged on two sides of the positioning mechanism (3);

the first positioning component (33) comprises a first positioning plate (331) arranged on the positioning groove (31) and a first adjusting rod (332) connected with the first positioning plate (331);

the second positioning assembly (34) is provided with two sides which are respectively arranged on the clamping groove (32), and the second positioning assembly (34) comprises a second positioning plate (341) arranged on the positioning groove (31) and a second adjusting rod (342) connected with the second positioning plate (341).

3. The positioning structure of a soldering apparatus for circuit board according to claim 2, wherein said clamping member (4) comprises:

the first clamping seat (41), the first clamping seat (41) is arranged on one side of the positioning mechanism (3);

the second clamping seat (42) is arranged on the other side of the positioning mechanism (3) and is opposite to the first clamping seat (41);

a first slide rail (43), said first slide rail (43) being mounted on a first clamping seat (41);

the first sliding block (44) is arranged on one side of the positioning mechanism (3) and is matched with the first sliding rail (43);

the second sliding rail (45), the said second sliding rail (45) is installed on the second clamp seat (42);

the second sliding block (46) is arranged on the second positioning plate (341) and is matched with the second sliding rail (45);

the two telescopic assemblies (47) are arranged at two ends of the first clamping seat (41) and are respectively connected with the second clamping seat (42).

4. The positioning structure of the soldering apparatus for circuit board according to claim 3, wherein the first clamping seat (41) and the second clamping seat (42) each comprise a mounting frame (48), a plurality of pressing rollers (49), a roller support (491) hinged to the pressing rollers (49), and a pressing spring (492) disposed between the mounting frame (48) and the roller support (491), the mounting frame (48) is provided with a kidney-shaped groove (481), and both ends of the roller support (491) are movably disposed in the kidney-shaped groove (481).

5. The positioning structure of a soldering apparatus for circuit board according to claim 4, wherein said positioning mechanism (3) further comprises:

the buckle piece (35) is arranged on the positioning mechanism (3) and movably connected with the positioning mechanism, a pull rod (351) is arranged on one side of the buckle piece (35), one end of the pull rod (351) penetrates out of the positioning mechanism (3), and the buckle piece (35) is matched with the mounting frame (48);

the return spring (36) is sleeved on the buckle (35) and is arranged between the pull rod (351) and the positioning mechanism (3).

6. The positioning structure of a soldering apparatus for circuit board according to claim 5, wherein said positioning mechanism (3) further comprises:

the fixing plate (37) is arranged on the positioning mechanism (3), and the fixing plate (37) and the first positioning assembly (33) are symmetrically distributed relative to the positioning groove (31);

the buffer plate (38), fixed plate (37) one side is arranged in to buffer plate (38), be equipped with buffer spring (39) between buffer plate (38) and fixed plate (37).