Automatic iron core riveting machine

Abstract

The invention discloses an automatic iron core riveting machine, and relates to the technical field of relay assembly, the automatic iron core riveting machine comprises a rack, the rack is provided with a conveying mechanism for conveying a coil framework assembled with a yoke, and a riveting mechanism for inserting an iron core on the coil framework is arranged on one side, located on the conveying mechanism, of the rack; one side of the riveting mechanism is provided with a riveting assembly which is connected with the rack and used for riveting an iron core, a yoke and a coil framework, and the conveying mechanism comprises a separation support making contact with the coil framework and a driving assembly driving the separation support to move towards the riveting mechanism. The coil frameworks are prevented from being damaged when the iron core is inserted into the abutted coil frameworks; after the iron core is inserted into the coil framework through the riveting mechanism, the coil framework is conveyed to the position below the riveting assembly to be riveted, and the problems that due to the fact that the iron core is manually inserted into the coil framework and yoke iron to be riveted, an iron core hinge point is poor in eccentricity, and the yoke iron and the coil framework deform and are separated from each other are solved.

Description

Technical Field

[0001] The present application relates to the technical field of relay assembly, and in particular to an automatic riveting core machine. Background Art

[0002] A relay is an electrical control device that can give a specified input and maintain it for a long enough time, causing a predetermined step change in the controlled quantity in the electrical output circuit. When the input drops to a certain level and remains for a long enough time, it returns to its initial state.

[0003] When assembling relays, currently most of them are assembled manually by assembling the yoke and the coil frame, inserting the iron core into the yoke and the coil frame, and then putting the product into the riveting equipment for riveting, and riveting the yoke and the coil frame through the iron core.

[0004] With respect to the above-mentioned related technologies, the inventors believe that by manually inserting the iron core into the coil frame and the iron core, the hinge point of the iron core is prone to deviation during riveting, and the yoke and the coil frame are prone to deformation and separation. Summary of the invention

[0005] The purpose of the present application is to provide an automatic core riveting machine to improve the problem that the hinge point of the core is easily deviated during riveting, and the yoke and the coil frame are easily deformed and separated when the core is manually inserted into the coil frame and the core.

[0006] The automatic riveting core machine provided in this application adopts the following technical solution: An automatic riveting core machine comprises a frame, wherein the frame is provided with a conveying mechanism for conveying a coil frame assembled with a yoke, the frame is provided with a riveting mechanism for inserting an iron core on the coil frame on one side of the conveying mechanism, a riveting assembly connected to the frame and riveting the iron core, the yoke and the coil frame is provided on one side of the riveting mechanism, and the conveying mechanism comprises a separation bracket in contact with the coil frame and a driving assembly for driving the separation bracket to move toward the riveting mechanism.

[0007] By adopting the above technical scheme, a conveying mechanism for placing the coil skeleton is arranged on the frame, and the coil skeleton clamped with the yoke is transported to the riveting mechanism. A separation bracket for separating the coil skeletons is arranged on the conveying mechanism to prevent adjacent coil skeletons from causing damage to the coil skeleton when the iron core is inserted; the riveting assembly is arranged on one side of the riveting mechanism, and after the riveting mechanism inserts the iron core into the coil skeleton and the yoke, the coil skeleton is transported to the bottom of the riveting assembly for riveting by the separation bracket and the driving assembly of the conveying mechanism, thereby reducing the problem of manual insertion of the iron core into the coil skeleton and the yoke for riveting, which may cause the iron core hinge point to be eccentric, and the deformation and separation between the yoke and the coil skeleton.

[0008] Optionally, the frame is provided with a conveying frame in contact with the separation bracket, the conveying frame is provided with a slide groove one for placing the coil skeleton and abutting against the separation bracket, the slide groove one is arranged along the length direction of the conveying frame, the side of the separation bracket close to the slide groove one is provided with a plurality of limiting grooves separating the coil skeletons, the side of the separation bracket away from the conveying frame is connected to the driving assembly, and the end of the conveying frame away from the riveting mechanism is provided with a connecting groove communicating with the limiting groove.

[0009] By adopting the above technical scheme, the conveying frame of the conveying mechanism is connected with the frame, the separation bracket is set on the slide groove 1 on the conveying frame, and a limiting groove that fits with the side wall of the coil skeleton is opened on the separation bracket. The coil skeleton assembled with the yoke iron is sent between the slide groove 1 of the conveying frame and the limiting groove of the separation bracket through the connecting groove arranged on the conveying frame and communicated with the limiting groove, so that the coil skeleton is separated and confined in the slide groove 1 on the separation bracket and the conveying frame to prevent the coil skeleton from falling from the slide groove 1 when conveying the coil skeleton, and at the same time, the coil skeletons stuck together are separated to prevent damage to the coil skeleton when the iron core is inserted into the coil skeleton.

[0010] Optionally, the driving assembly includes a fixed frame connected to the frame, the fixed frame is slidably connected to a connecting frame along the length direction of the separation bracket, the connecting frame and the separation bracket are slidably connected in the width direction of the separation bracket, and a driving member is provided on one side of the fixed frame for driving the connecting frame and the separation bracket to move along the length direction of the separation bracket.

[0011] By adopting the above technical scheme, a connecting frame slidably connected to the separation bracket is slidably arranged under the separation bracket, and the connecting frame is driven by a driving member arranged on a fixed frame connected to the frame to move the separation bracket back and forth along the slide groove, so that the coil skeleton between the limiting groove of the separation bracket and the slide groove is brought to the riveting mechanism, and the iron core is inserted into the coil skeleton, thereby improving the processing efficiency of the coil skeleton, and at the same time, the coil skeleton is passed through the riveting mechanism in sequence, reducing the possibility of the riveting mechanism being misaligned with the coil skeleton when inserting the iron core.

[0012] Optionally, a driving member 2 is arranged above the separation bracket, a driving rod of the driving member 2 is connected to the connecting frame and drives the separation bracket to move in one direction of the slide slot so that the separation bracket contacts the coil frame, and blocking rods are arranged at both ends of the fixed frame to abut against the side walls of the connecting frame.

[0013] By adopting the above technical solution, a driving member 2 is arranged on the separation bracket, and a driving rod of the driving member 2 is connected and fixed to the extension part of the connecting frame. The driving member 2 drives the separation bracket to move back and forth on the connecting frame toward the direction of the slide groove 1 on the conveying frame, so that the separation bracket sends the previous group of coil skeletons to the riveting mechanism and the riveting assembly under the drive of the driving member 1, and then returns to the original position to continue to fix the coil skeleton. Under the action of the driving member 1 and the driving member 2, the separation bracket continuously sends the coil skeleton to the riveting mechanism and the riveting mechanism for riveting, and pushes the riveted coil skeleton away from the conveying frame to prevent the riveted coil skeleton from blocking the slide groove of the conveying frame.

[0014] Optionally, the riveting mechanism includes a riveting assembly for lowering the iron core and a guide assembly for driving the riveting assembly close to the coil frame, the guide assembly includes a support frame 1 connected to the frame and slidably connected to the riveting assembly, a driving member 3 is provided on the side of the riveting assembly close to the support frame 1, and a driving rod of the driving member 3 is connected to the support frame 1 to drive the riveting assembly to move in the direction of the slide groove 1.

[0015] By adopting the above technical solution, a support frame 1 which is slidably connected to the riveting assembly is installed on the frame. The driving rod connected to the support frame 1 is retracted and released by a driving member 3 arranged on the riveting assembly, so as to drive the coil frame placed on a slide groove 1 close to the conveying frame of the riveting assembly, and put the iron core into the coil frame, so as to prevent the iron core from being misaligned with the rivet holes on the coil frame when assembling the iron core to the coil frame, thereby affecting the riveting of the coil frame and the yoke iron.

[0016] Optionally, the riveting assembly includes a support frame 2 which is slidably connected to the support frame 1 in the direction of the slide groove, the support frame 2 is connected to the shell of the driving member 3, a fixed block is provided at one end of the support frame 2 close to the coil skeleton on the slide groove 1, a driving member 4 is provided on the side of the support frame 2 away from the support frame 1, a connecting block connected to the driving rod of the driving member 4 is provided at one end of the driving member 4 close to the fixed block, a downward pressure rod is provided on the side of the connecting block close to the fixed block, and the fixed block is provided with a connecting hole which is adapted to the downward pressure rod and passes through the fixed block.

[0017] By adopting the above technical scheme, a support frame 2 is provided on the support frame 1 and is slidably connected to the support frame 2. An adjacent connecting hole is provided on the end of the support frame 2 close to the conveying frame. The fixed block for lowering the iron core is installed adjacent to the end of the support frame 2 close to the conveying frame, so that the fixed block corresponds to the limiting groove provided on the separation bracket. A connecting hole is provided on the fixed block. The driving member 4 drives the pressing rod to enter the connecting hole on the fixed block, and the iron core in the fixed block is pressed into the hole communicating with the coil frame and the yoke iron, so that the coil frame and the yoke iron are fixed together, thereby improving the riveting efficiency of the coil frame and the yoke iron.

[0018] Optionally, a fixing hole for accommodating the passage of the iron core and communicating with the connecting hole is formed on the inner side wall of the connecting hole; a connecting tube for conveying the iron core is provided on the inner side wall of the fixing hole; a rivet head is rotatably connected to one end of the fixing block close to the coil frame; the rivet head is divided into two parts and are rotatably connected to both sides of the fixing block respectively; the rivet head is provided with a positioning groove which is communicated with the connecting hole and fits with the side wall of the iron core.

[0019] By adopting the above technical scheme, a fixing hole for accommodating the passage of the iron core is opened on the inner wall of the connecting hole of the fixed block, and a connecting pipe is arranged on the inner wall of the fixing hole. The iron core is transported to the fixed block through the connecting pipe, and the rivet head is rotatably arranged on both sides of the fixed block. The end caps of the iron core are fixed by the positioning grooves opened in the rivet head to prevent the iron core from falling directly after entering the fixed block; after the coil skeleton reaches under the rivet head, the driving member four on the support frame two drives the pressing rod to move downward so that the iron core squeezes the rivet head open, and the iron core is inserted into the coil skeleton and the yoke, so that the coil skeleton and the yoke can be accurately connected and fixed to the iron core.

[0020] Optionally, a fixing groove 1 is provided on one side of the rivet head close to the fixing block, a fixing groove 2 is provided at a position of the fixing block corresponding to the fixing groove 1, and an elastic member 1 is provided between the inner side walls of the fixing groove 1 and the fixing groove 2 to push the rivet heads closer to each other.

[0021] By adopting the above technical scheme, a fixing groove 1 is opened on the side of the rivet head close to the fixed block, a fixing groove 2 corresponding to the fixing groove 1 is opened on the fixed block, and an elastic member 1 is fixed in the fixing groove 1 and the fixing groove 2. The rivet heads on both sides of the fixed block are pushed closer to each other by the elastic member 1, so as to block the iron core sliding down in the fixed block, so that the rivet heads are closed in time after the lower pressure rod presses the iron core out, so as to prevent the subsequent iron core from falling directly from the fixed block.

[0022] Optionally, the riveting assembly includes a mounting frame connected to the frame, a riveting block is slidably connected to the side of the mounting frame close to the conveying frame, a riveting rod corresponding to the limiting groove and abutting against the iron core inserted in the coil frame is provided at one end of the riveting block close to the coil frame, and the mounting frame is provided with a driving member five connected to the riveting block to push the riveting block to move toward the conveying frame.

[0023] By adopting the above technical solution, a mounting frame is arranged on the frame, and a side of the mounting frame close to the conveying frame is slidably connected to the riveting block. The riveting block is driven close to the coil frame by a driving member 5 arranged on the mounting frame. The riveting rod arranged below the riveting block abuts against the iron core on the coil frame, and the iron core is riveted to the coil frame and the yoke iron, so as to minimize the misalignment between the riveting rod and the iron core of the coil frame fixed between the separation bracket and the conveying frame, so as to make the riveting rod press against the coil frame to cause the coil frame to deform and damage.

[0024] Optionally, the frame is provided with a buffer seat corresponding to the riveting rod and fitted with the conveying frame under the separation bracket, the buffer seat is abutted against the downward extending part of the riveting block, the buffer seat is provided with a slide groove 2 communicated with the slide groove 1, the frame is provided with a fixed seat abutting against the buffer seat, the fixed seat is provided with a fixed groove 3 on the side close to the buffer seat, the fixed groove 3 is inserted with a push rod connected to the buffer seat, and an elastic member 2 is provided between the push rod and the fixed groove 3 to lift the push rod and the buffer seat.

[0025] By adopting the above technical scheme, a buffer seat corresponding to the riveting rod is arranged on the frame, and the coil skeleton is smoothly brought to the buffer seat by the separation bracket through the second slide groove opened on the buffer seat. When the riveting rod is pressed down and abuts against the iron core on the coil skeleton, the downward extending part of the riveting block presses down the buffer seat, so that the buffer seat on the fixed seat slowly moves down, and the elastic member 2 contracts. When the riveting rod moves up, the elastic member 2 is reset to lift the buffer seat, so that the separation bracket pushes away the riveted coil skeleton, preventing the riveting rod from pressing down to deform the coil skeleton and the yoke iron and separate from the gap, and minimizing the possibility of poor eccentricity of the hinge point when the coil skeleton and the iron core are riveted.

[0026] In summary, the present application includes at least one of the following beneficial technical effects: 1. A support frame 2 is provided on the support frame 1 and is slidably connected to the support frame 2. An adjacent communicating hole is provided on one end of the support frame 2 close to the conveying frame. A fixed block for lowering the iron core is installed adjacent to one end of the support frame 2 close to the conveying frame, so that the fixed block corresponds to the limiting groove provided on the separation bracket. A communicating hole is provided on the fixed block. The driving member 4 drives the pressing rod to enter the communicating hole on the fixed block, and the iron core in the fixed block is pressed into the hole communicating with the coil frame and the yoke iron, so that the coil frame and the yoke iron are fixed together, thereby improving the riveting efficiency of the coil frame and the yoke iron; 2. A fixing hole for accommodating the passage of the iron core is provided on the inner side wall of the connecting hole of the fixed block, and a connecting pipe is provided on the inner side wall of the fixing hole. The connecting pipe is connected to the iron core conveying pipe, and the iron core is conveyed into the fixed block through the conveying pipe. The rivet heads are rotatably arranged on both sides of the fixed block, and the end caps of the iron core are fixed through the positioning grooves provided in the rivet heads to prevent the iron core from falling directly after entering the fixed block; the rivet heads on both sides of the fixed block are pushed closer to each other by an elastic member to block the iron core sliding down in the fixed block, so that the rivet heads are closed in time after the lower pressure rod presses the iron core out, so as to prevent the subsequent iron core from falling directly from the fixed block; 3. The driving member 5 arranged on the mounting frame drives the riveting block close to the coil frame, and the riveting rod arranged below the riveting block abuts against the iron core on the coil frame, and the iron core is riveted to the coil frame and the yoke iron, so as to minimize the misalignment between the riveting rod and the iron core of the coil frame fixed between the separation bracket and the conveying frame, so as to minimize the possibility that the riveting rod presses against the coil frame and damages the coil frame; when the riveting rod is pressed down and abuts against the iron core on the coil frame, the downwardly extending part of the riveting block presses down the buffer seat, so that the buffer seat on the fixed seat slowly moves down, and the elastic member 2 contracts. When the riveting rod moves up, the elastic member 2 resets to lift up the buffer seat, so that the separation bracket pushes away the riveted coil frame, so as to prevent the riveting rod from pressing down to deform the coil frame and the yoke iron and separate from the seam, and minimize the possibility of poor eccentricity of the hinge point when the coil frame and the iron core are riveted. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is the overall schematic diagram of the automatic riveting core machine; Figure 2 It is a partial cross-sectional view of the riveting mechanism of the automatic riveting core machine; Figure 3 yes Figure 2 A partial enlarged view of part A; Figure 4 It is a partial cross-sectional view of the riveting assembly of the automatic riveting core machine.

[0028] In the figure, 1, frame; 11, conveying frame; 111, slide slot 1; 112, connecting slot; 2, conveying mechanism; 21, separation bracket; 211, limit slot; 22, driving assembly; 221, fixing frame; 222, connecting frame; 223, driving member 1; 224, driving member 2; 225, stop rod; 3, coil skeleton; 4, yoke; 5, riveting mechanism; 51, riveting assembly; 511, supporting frame 2; 512, fixing block; 513, driving member 4; 514, connecting block; 515, pressing rod; 516 , connecting hole; 517, fixing hole; 518, connecting pipe; 519, fixing groove two; 52, guide assembly; 521, support frame one; 522, driving member three; 53, rivet head; 531, positioning groove; 532, fixing groove one; 533, elastic member one; 6, iron core; 7, riveting assembly; 71, mounting frame; 72, riveting block; 73, riveting rod; 74, driving member five; 75, buffer seat; 751, slide groove two; 752, push rod; 76, fixing seat; 761, fixing groove three; 77, elastic member two. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1 -Attached Figure 4 , further details of this application are given.

[0030] Automatic riveting core machine, refer to Figure 1, including a frame 1, a conveying frame 11 is fixed to the frame 1 with bolts, a slide groove 111 is opened on the conveying frame 11 along the length direction of the conveying frame 11, a connecting groove 112 is opened at one end of the conveying frame 11, the coil skeleton 3 assembled with the yoke 4 is sent from the connecting groove 112 to the slide groove 111 of the conveying frame 11 through a conveyor belt, a fixed frame 221 in a driving assembly 22 is fixed with bolts on the side of the frame 1 away from the conveying frame 11, a driving member 223 is fixed on the fixed frame 221 with bolts, the driving member 223 is a driving cylinder, and the driving rod of the driving cylinder is fixed with a connecting frame 222 by bolts, the connecting frame 222 is slidably connected with the fixed frame 221 through a slider and a guide rail, and the connecting frame 222 is pushed to slide on the frame 1 by the driving member 223.

[0031] Reference Figure 1 and Figure 2 A separation bracket 21 is slidably connected to the side of the connecting frame 222 away from the frame 1 through a guide rail and a slider, so that the separation bracket 21 abuts against a slide groove 111 on the conveying frame 11. The driving assembly 22 composed of the separation bracket 21, the fixing frame 221, the connecting frame 222, and the driving member 1 223 constitutes a conveying mechanism 2. A limiting groove 211 that fits the side wall of the coil skeleton 3 is opened on the separation bracket 21. The driving member 224 is fixed to the separation bracket 21 with bolts. The driving member 224 is The driving rod and the extended part of the connecting frame 222 are fixedly connected by a driving cylinder through threads, and the driving rod is retracted and released by the driving member 224 to move the separation bracket 21 toward the slide groove 111; a blocking rod 225 is installed on the fixed frame 221 located at both ends of the separation bracket 21, so that the blocking rod 225 and the side wall of the connecting frame 222 under the separation bracket 21 are abutted against each other during movement, thereby preventing the connecting frame 222 from carrying the separation bracket 21 to offset the coil skeleton 3 and the riveting mechanism 5, thereby affecting the insertion of the iron core 6 of the coil skeleton 3.

[0032] Reference Figure 2 and Figure 3The frame 1 is located on one side of the conveying frame 11 and is fixedly connected with a support frame 1 521 in the guide assembly 52 by bolts. The support frame 1 521 is slidably connected to the support frame 2 511 by a guide rail and a slider on the side close to the conveying frame 11. A driving member 3 522 is fixed to the support frame 2 511 by bolts. The driving member 3 522 is a driving cylinder. The driving rod of the driving cylinder is connected to the support frame 1 521 by bolts. The driving member 3 522 is retracted and released to push the support frame 2 511 to move between the support frame 1 and the conveying frame 11. The support frame 521 moves on the first support frame; a fixing block 512 of the riveting assembly 51 is fixed with bolts at one end of the support frame 511 close to the conveying frame 11, and a driving member 4 513 is fixed with bolts on the support frame 511. The driving member 4 513 is a double-headed driving cylinder, and a connecting block 514 is clamped under the driving rod of the driving member 4 513. A pressing rod 515 is fixed under the connecting block 514, and a connecting hole 516 for accommodating the movement of the iron core 6 and the pressing rod 515 is opened in the fixing block 512.

[0033] Reference Figure 2 and Figure 3 The two sides of the fixed block 512 are rotatably connected with the rivet heads 53 through the rotating shaft. The rivet heads 53 are located below the connecting hole 516 of the fixed block 512 and are close to each other. A positioning groove 531 corresponding to the connecting hole 516 is opened on the side of the rivet heads 53 close to each other. After the rivet heads 53 are buckled, the positioning grooves 531 are spliced ​​with each other and fit with the side wall of the iron core 6. The closed rivet heads 53 block the iron core 6 to prevent the iron core 6 from falling directly; a fixing hole 517 for accommodating the iron core 6 is opened on the inner side wall of the connecting hole 516 of the fixed block 512, and a connecting pipe 518 is inserted in the fixing hole 517 to connect the connecting hole 516. The connecting pipe 518 is connected to the conveying pipe for conveying the iron core 6 through a rubber hose, and the iron core 6 is conveyed to the connecting hole 516 of the fixed block 512 through the air pump and the rubber hose; a fixing groove 1 532 is opened on the side of the rivet head 53 close to the fixed block 512, and a fixing groove 2 519 corresponding to the fixing groove 1 532 is clamped on the fixed block 512; the elastic member 1 533 is fixed between the fixing groove 1 532 and the fixing groove 2 519 and fixedly connected to the rivet head 53 and the fixed block 512; the elastic member is a spring, which pushes the rivet heads 53 on both sides of the fixed block 512 to approach each other, so as to block the iron core 6 in the fixed block 512.

[0034] Reference Figure 1 and Figure 4, a mounting frame 71 is fixed on the frame 1 with bolts, and the mounting frame 71 is connected to the driving member 5 74 by bolts on the side close to the conveying frame 11. The driving member 5 74 is a hydraulic cylinder, and the driving rod of the driving member 5 74 is connected to the riveting block 72 by threads, and the riveting block 72 is slidably connected to the side of the mounting frame 71 close to the conveying frame 11 through a guide rail and a slider, and the riveting block 72 is driven by the driving member 5 74 to move downward; one end of the iron core 6 inserted on the coil skeleton 3 on the conveying frame 11 of the riveting block 72 is connected and fixed with the riveting rod 73 by bolts, and a fixing seat 76 is fixed to the frame 1 below the riveting rod 73 and below the separation bracket 21 by bolts, and a buffer seat 75 is arranged on the fixing seat 76, and the buffer seat 75 is close to the riveting rod 7 A second slide groove 751 communicating with a first slide groove 111 on the conveying frame 11 is provided on one side of the buffer seat 75; a push rod 752 is welded on one side of the buffer seat 75 close to the fixed seat 76, and a fixed groove three 761 adapted to the push rod 752 is provided on the fixed seat 76. An elastic member 2 77 is fixed between the push rod 752 and the fixed groove three 761. The elastic member 2 77 is a spring. When the driving member 5 74 drives the riveting block 72 to be pressed down, the riveting rod 73 abuts against the iron core 6 inserted on the coil skeleton 3 fixed between the buffer seat 75 and the separation bracket 21. As the driving member 5 74 is pressed down, the extended part of the riveting block 72 pushes the buffer seat 75 to move downward slowly, so that the riveting rod 73 presses the iron core 6 into the coil skeleton 3 to complete the riveting of the coil skeleton 3 and the yoke iron 4.

[0035] The implementation principle of the embodiment of the present application is: After the coil skeleton 3 and the yoke 4 are assembled, the coil skeleton 3 is sent to the slide groove 111 on the conveying frame 11 through the conveyor belt, and the driving member 1 223 drives the connecting frame 222 to move the separation bracket 21 to the position where the coil skeleton 3 is placed on the conveying frame 11, and then the driving member 2 224 on the connecting frame 222 drives the separation bracket 21 to move toward the conveying frame 11, and fixes the coil skeleton 3 between the limiting groove 211 opened on the separation bracket 21 and the slide groove 111 of the conveying frame 11; then the driving member 224 drives the separation bracket 21 away from the conveying frame 11, and then fixes the new coil skeleton 3 and the coil skeleton 3 of the previous round, and the driving member 1 223 The driving connecting frame 222 carries the separation bracket 21 to move toward the riveting head 53 of the riveting mechanism 5. After the separation bracket 21 sends the coil skeleton 3 to the bottom of the riveting head 53, the driving member 3 522 contracts the driving rod to drive the support frame 2 511 connected to the driving member 3 522 to move downward on the support frame 1 521, so that the exposed part of the iron core 6 on the riveting head 53 corresponds to the holes communicating with the coil skeleton 3 and the yoke 4. Then, the driving member 4 513 on the support frame 2 511 drives the connecting block 514 to push the pressing rod 515 to move downward and abut against the iron core 6. The pressing rod 515 squeezes the iron core 6 to open the riveting head 53 and press the iron core 6 into the coil skeleton 3 and the yoke 4. Then the driving member 513 drives the connecting block 514 and the pressing rod 515 to move upward, and the riveting head 53 is closed under the action of the elastic member, and the new iron core 6 enters the fixing block 512 through the connecting tube 518 and falls into the positioning groove 531 of the riveting head 53, and the coil skeleton 3 with the iron core 6 installed is sent to the riveting assembly 7 by the movement of the separating bracket 21; the new coil skeleton 3 will be fixed again in the separating bracket 21, and the previous coil skeleton 3 will be fixed at the same time, and the driving member 5 74 on the riveting assembly 7 The riveting block 72 is driven to move downward, so that the riveting rod 73 fixed on the riveting block 72 moves downward to abut against the iron core 6 inserted on the coil frame 3. The extension of the riveting block 72 presses down the buffer seat 75, so that the riveting rod 73 slowly presses the iron core 6 into the coil frame 3. The coil frame 3 and the yoke 4 are riveted through the iron core 6 by pressing down the riveting rod 73. Then, the limiting groove 211 at one end of the separation bracket 21 close to the riveting assembly 7 sends the riveted product to the conveyor belt and transports it to the subsequent production line for processing. It reduces the problem of poor eccentricity of the hinge point of the iron core 6 and deformation and separation between the yoke 4 and the coil frame 3 caused by manually inserting the iron core 6 into the coil frame 3 and the yoke 4 for riveting.

[0036] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. Automatic riveting core machine, characterized by: The invention comprises a frame (1), the frame (1) being provided with a conveying mechanism (2) for conveying a coil frame (3) assembled with a yoke (4), the frame (1) being provided with a riveting mechanism (5) for inserting an iron core (6) on the coil frame (3) on one side of the conveying mechanism (2), the riveting mechanism (5) being provided with a riveting assembly (7) connected to the frame (1) and for riveting the iron core (6), the yoke (4) and the coil frame (3), the conveying mechanism (2) comprising a separation bracket (21) in contact with the coil frame (3) and a driving assembly (22) for driving the separation bracket (21) to move toward the riveting mechanism (5); The frame (1) is provided with a conveying frame (11) in contact with a separation bracket (21); the conveying frame (11) is provided with a slide groove (111) for placing a coil skeleton (3) and abutting against the separation bracket (21); the slide groove (111) is arranged along the length direction of the conveying frame (11); a side of the separation bracket (21) close to the slide groove (111) is provided with a plurality of limiting grooves (211) for separating the coil skeleton (3); a side of the separation bracket (21) away from the conveying frame (11) is connected to a driving component (22); and an end of the conveying frame (11) away from the riveting mechanism (5) is provided with a connecting groove (112) communicating with the limiting groove (211).

2. The automatic riveting core machine according to claim 1, characterized in that: The driving assembly (22) comprises a fixed frame (221) connected to the frame (1); the fixed frame (221) is slidably connected to a connecting frame (222) along the length direction of the separation bracket (21); the connecting frame (222) and the separation bracket (21) are slidably connected in the width direction of the separation bracket (21); and a driving member (223) for driving the connecting frame (222) and the separation bracket (21) to move along the length direction of the separation bracket (21) is provided on one side of the fixed frame (221).

3. The automatic riveting core machine according to claim 2 is characterized in that: A second driving member (224) is arranged above the separation bracket (21); a driving rod of the second driving member (224) is connected to the connecting frame (222) and drives the separation bracket (21) to move in the direction of the first slide groove (111), so that the separation bracket (21) contacts the coil frame (3); and blocking rods (225) are arranged at both ends of the fixing frame (221) and abut against the side walls of the connecting frame (222).

4. The automatic riveting core machine according to claim 3 is characterized in that: The riveting mechanism (5) comprises a riveting assembly (51) for lowering the iron core (6) and a guide assembly (52) for driving the riveting assembly (51) to approach the coil frame (3); the guide assembly (52) comprises a support frame 1 (521) connected to the frame (1) and slidably connected to the riveting assembly (51); a driving member 3 (522) is provided on one side of the riveting assembly (51) close to the support frame 1 (521); a driving rod of the driving member 3 (522) is connected to the support frame 1 (521) to drive the riveting assembly (51) to move in the direction of the slide groove 1 (111).

5. The automatic riveting core machine according to claim 4 is characterized in that: The riveting assembly (51) includes a support frame 2 (511) which is slidably connected to the support frame 1 (521) in the direction of the slide groove 1 (111), the support frame 2 (511) is connected to the shell of the driving member 3 (522), a fixed block (512) is provided at one end of the support frame 2 (511) close to the coil skeleton (3) on the slide groove 1 (111), a driving member 4 (513) is provided on the side of the support frame 2 (511) away from the support frame 1 (521), a connecting block (514) connected to the driving rod of the driving member 4 (513) is provided at one end of the driving member 4 (513) close to the fixed block (512), a pressing rod (515) is provided on one side of the connecting block (514) close to the fixed block (512), and the fixed block (512) is provided with a connecting hole (516) which is compatible with the pressing rod (515) and passes through the fixed block (512).

6. The automatic riveting core machine according to claim 5, characterized in that: The inner wall of the connecting hole (516) is provided with a fixing hole (517) for accommodating the iron core (6) to pass through and communicating with the connecting hole (516); the fixing block (512) is located on the inner wall of the fixing hole (517) and is provided with a connecting pipe (518) for conveying the iron core (6); the fixing block (512) is rotatably connected to one end of the coil frame (3) with a rivet head (53); the rivet head (53) is divided into two parts and is rotatably connected to two sides of the fixing block (512) respectively; the rivet head (53) is provided with a positioning groove (531) which is communicated with the connecting hole (516) and fits with the side wall of the iron core (6).

7. The automatic riveting core machine according to claim 6, characterized in that: A fixing groove 1 (532) is provided on one side of the rivet head (53) close to the fixing block (512); a fixing groove 2 (519) is provided on the fixing block (512) at a position corresponding to the fixing groove 1 (532); and an elastic member 1 (533) is provided between the inner side walls of the fixing groove 1 (532) and the fixing groove 2 (519) for pushing the rivet head (53) toward each other.

8. The automatic riveting core machine according to claim 7, characterized in that: The riveting assembly (7) comprises a mounting frame (71) connected to the frame (1); a riveting block (72) is slidably connected to a side of the mounting frame (71) close to the conveying frame (11); a riveting rod (73) corresponding to a limiting groove (211) and abutting against an iron core (6) inserted in the coil frame (3) is provided at one end of the riveting block (72) close to the coil frame (3); and a driving member (74) is provided on the mounting frame (71) which is connected to the riveting block (72) to push the riveting block (72) to move toward the conveying frame (11).

9. The automatic riveting core machine according to claim 8, characterized in that: The frame (1) is provided with a buffer seat (75) corresponding to the riveting rod (73) and fitted with the conveying frame (11) below the separation bracket (21); the buffer seat (75) abuts against the downwardly extending portion of the riveting block (72); the buffer seat (75) is provided with a second slide groove (751) communicating with the first slide groove (111); the frame (1) is provided with a fixed seat (76) abutting against the buffer seat (75); a fixed groove three (761) is provided on a side of the fixed seat (76) close to the buffer seat (75); a push rod (752) connected to the buffer seat (75) is inserted into the fixed groove three (761); and an elastic member two (77) for lifting the push rod (752) and the buffer seat (75) is provided between the push rod (752) and the fixed groove three (761).

Images