CN117766293A - Coil assembly jig - Google Patents

Abstract

The invention discloses a coil assembly jig, which belongs to the field of automatic production and comprises a product support and a tangent structure, wherein a coil mounting groove and a coil end shaping part are arranged on the bottom surface of the product support, two coil end outlets are arranged on the coil mounting groove, two coil ends of a coil penetrate through the coil end outlets and are positioned in the coil end shaping part, the coil end shaping part comprises a coil end guide channel and a coil end cutting window positioned on the coil end guide channel, an operator determines the direction of drawing out the coil end through the coil end shaping part, and the coil end is cut at the coil end cutting window to control the distance between the coil end and the coil end, so that the position of the coil end is accurately controlled, and the problem that in the prior art, the coil is possibly not connected or shorted due to the fact that the length and the position of the coil end is difficult to control in the process of coil assembly is solved.

Description

Coil assembly jig

Technical Field

The invention relates to the field of automatic production, in particular to a coil assembly jig.

Background

The coil is used as a common component in electronic apparatuses, the wire ends at two ends of the coil are usually required to be led out and connected with the conductive sheet, so that the coil is electrified, the length and the position of the led out wire ends are required to be determined according to the size of a product and the position of the conductive sheet, and in the process of automatic mass production, the length and the angle of the led out wire ends of the coil are required to be fixed values and cannot have excessive deviation. However, in the prior art, the coil end is usually pulled out manually, and the length and angle of the pulled-out coil end are often prone to errors, which easily lead to unsuccessful connection between the coil end and the conductive sheet, or short circuit due to overlong pulling-out of the coil end, so a coil assembly fixture is needed to ensure the accuracy of the pulled-out position of the coil end.

For example, "a jig transfer device and method for automatic assembly of earphone coil bodies," with bulletin number CN111496490a, the patent relates to a jig transfer device for automatic assembly of earphone coil bodies, which includes an assembly jig, a jig transfer rail, a broadside pushing assembly, a narrow side pushing assembly, a first stepping driving assembly, a second stepping driving assembly, a first separating assembly, a second separating assembly, a first lateral pushing assembly, a second lateral pushing assembly, and a feeding assembly; the jig transfer rail is arranged on the frame, and the transfer track of the jig transfer rail is rectangular; the jig flow rail is provided with a basin frame feeding station, a gluing station, an assembling station, a compacting station, a visual detection station and a blanking station. The disadvantage of this patent is that in the disclosed structure for assembling a coil, it is difficult to control the length and position of the pulled-out coil when the coil is pulled out, and once the position is deviated or the pulled-out length of the coil is insufficient, the coil is not connected to the conductive sheet, or the pulled-out length of the coil is too long, which may result in the occurrence of a short circuit.

Disclosure of Invention

The invention provides a coil assembly jig, which aims to solve the problem that in the prior art, the coil is possibly not connected or shorted because the length and the position of the pulled-out coil are difficult to control, so that the position and the length of the pulled-out coil can be more accurately controlled, the coil end is exactly positioned at a designed position, and the coil end and a conducting strip can be better connected.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the invention discloses a coil assembly jig, which comprises a product support and a tangent structure, wherein a coil mounting groove and a coil head shaping part are arranged on the bottom surface of the product support, two coil head outlet ports are arranged on the coil mounting groove, two coil heads of a coil penetrate through the coil head outlet ports and are positioned in the coil head shaping part, and the coil head shaping part comprises a coil head guide channel and a coil head cutting window positioned on the coil head guide channel.

In this application, operating personnel confirms the direction that the end of a thread was pulled out through end of a thread plastic portion to cut off the end of a thread in order to control the distance of end of a thread to coil in end of a thread cutting window department, thereby come accurate control end of a thread's position, operating personnel in the in-process of operation only need pull out enough length with the end of a thread can, need not the manual ground and carry out accurate control to the direction and the length that pull out, consequently, improved the accuracy that end of a thread and conducting strip are connected, avoided the condition of circuit breaking or short circuit to appear, reduced the defective rate.

Preferably, the thread end guiding channel comprises a first guiding section and a second guiding section, a deflection angle is formed between the first guiding section and the second guiding section, and the thread end cutting window is positioned between the first guiding section and the second guiding section. When the wire end is pulled out, the pulling direction and the length of the wire end jointly determine the position of the wire end, the direction of the wire end leading-out part can be controlled through the second guide section, the wire end after being cut off is positioned at the designed position, and the shape of the wire end leading-out part can be controlled through the first guide section, so that the wire end leading-out part is prevented from being in contact with other conductive structures to cause short circuit.

Preferably, the coil assembling jig further comprises a support fixing structure, the support fixing structure comprises a workbench, the workbench comprises a fixing seat and a moving seat, a support stop block and a support pressing block are arranged on the fixing seat, and a transmission piece for driving the support pressing block to move is arranged on the moving seat. In this application, through the control remove seat relative fixing base removes, can make the support briquetting compress tightly the product support, avoid at the in-process of cutting off the end of a thread, the position of product support takes place to remove, leads to the condition that the off position takes place the deviation.

Preferably, the support pressing block comprises a transverse pressing block and a longitudinal pressing block, the moving directions of the transverse pressing block and the longitudinal pressing block are mutually perpendicular, the transmission piece comprises a transverse transmission piece and a longitudinal transmission piece, the transverse transmission piece is abutted to one side of the transverse pressing block, a first transmission guide groove is formed in the longitudinal pressing block, and the longitudinal transmission piece is located in the first transmission guide groove, and a transmission angle is formed between the length direction of the first transmission guide groove and the moving direction of the moving seat. In this scheme, through the removal of moving the seat in a direction, can realize the lateral shifting of lateral briquetting simultaneously to and the longitudinal shifting of longitudinal briquetting, that is to say, operating personnel only need the simple reciprocating motion remove the seat, can fix and unblock the product support in two directions, simplified the operation.

Preferably, the transmission angle is 30 degrees to 60 degrees, and through the transmission angle and the first transmission guide groove, the movement of the movable seat in the transverse direction can be converted into the movement of the longitudinal pressing block in the longitudinal direction, and the friction force in the movement transmission process can be reduced due to the limitation of the angle, so that the movement of the movable seat is smoother.

Preferably, the longitudinal pressing block is further provided with a second transmission guide groove which is the same as the first transmission guide groove in length direction, and the second transmission guide groove is located on the moving path of the transverse transmission member so as to limit the transverse transmission member. Through this scheme, can carry out spacingly to removing the seat, can avoid removing the in-process that the seat removed, because horizontal driving medium deviate from in the first transmission guide way, lead to losing the control to vertical briquetting.

Preferably, the fixing seat is further provided with a transverse pressing block mounting seat and a longitudinal pressing block mounting seat, a transverse reset spring is arranged between the transverse pressing block mounting seat and the transverse pressing block, and a longitudinal reset spring is arranged between the longitudinal pressing block mounting seat and the longitudinal pressing block. Through horizontal reset spring and vertical reset spring can make operating personnel when not controlling the removal seat, the product support is in the state of being compressed tightly to make operating personnel in the in-process of cutting off the end of a thread, need not to continuously exert force to the removal seat.

Preferably, the tangent structure comprises a tangent swing rod, a tangent blade is arranged on one side of the tangent swing rod, which faces the product support, and a swing seat which is rotationally connected with the fixed seat is arranged on the tangent swing rod. By the swing of the swing seat, the wire cutting blade can cut the wire head.

Preferably, the movable seat comprises a first movable rod and a second movable rod positioned at the lower side of the first movable rod, the transverse transmission piece and the longitudinal transmission piece are fixedly arranged on the first movable rod, a movable rod tension spring with the same moving direction as the movable seat is arranged between the first movable rod and the second movable rod, the lower end of the tangent swing rod is rotationally connected with a tangent transmission block, the upper side of the tangent transmission block is provided with a first transmission surface, the lower side of the second movable rod is provided with a second transmission surface which is abutted to the first transmission surface, and a tangent angle is formed between the first transmission surface and the moving direction of the movable seat. Through this scheme, can make when pulling the movable seat, can drive tangent line transmission piece longitudinal movement, and then drive tangent line pendulum rod swing and accomplish the tangent line, and the movable rod extension spring can make first movable rod receive before spacing, and the second movable rod removes along with first movable rod, and first movable rod receives spacing back, and the second movable rod still can remove relative first movable rod to ensure that the tangent line process takes place after compressing tightly the process, improve tangent line's reliability.

Therefore, the invention has the following beneficial effects: (1) The position of the coil pulled out of the end part of the wire head can be accurately controlled, the connection accuracy of the wire head and the conducting strip is improved, the occurrence of the condition of circuit breaking or short circuit is avoided, and the reject ratio is reduced; (2) In the process of cutting off the wire ends, the position of the coil can be ensured to be fixed, and deviation of tangential lines is avoided; (3) The product support can be compressed in two directions only by controlling the movable seat in one direction, so that the operation is simplified; (4) The cutting operation can be ensured to be completed after the pressing operation, and the reliability of cutting is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of the present application.

Fig. 2 is a schematic top view of the present application at a product support.

Fig. 3 is a schematic view of a front view of the present application at a product support.

Fig. 4 is a schematic top view of the product holder of the present application in a mounted position.

Fig. 5 is a schematic top view of the interior structure of the product holder of the present application in a mounted position.

Fig. 6 is a schematic view of a front view of the tangential structure of the present application.

Fig. 7 is a schematic view of a connection structure of the tangential swing link and the tangential transmission block of the present application.

In the figure: 1. the product support 2, support fixed knot constructs 3, tangent line structure 4, coil mounting groove 5, end of a thread draw-out mouth 6, end of a thread cut-off window 7, first guide section 8, second guide section 9, clamping mouth 10, fixing base 11, movable seat 12, support dog 13, horizontal briquetting 14, vertical briquetting 15, horizontal driving piece 16, vertical driving piece 17, first transmission guide groove 18, second transmission guide groove 19, horizontal briquetting mount pad 20, vertical briquetting mount pad 21, first movable rod 22, second movable rod 23, pull ring 25, tangent pendulum rod 26, tangent blade 27, swing seat 28, tangent line driving piece 29, first driving face.

Detailed Description

The invention is further described below with reference to the drawings and detailed description.

In the embodiment shown in fig. 1-7, a coil assembly jig comprises a product support 1, a support fixing structure 2 and a tangent structure 3.

The coil mounting groove 4 and the thread end shaping part are arranged on the bottom surface of the product support, two thread end outlet openings 5 are arranged on the coil mounting groove, two thread ends of the coil penetrate through the thread end outlet openings and are located in the thread end shaping part, and the thread end shaping part comprises a thread end guiding channel and a thread end cutting window 6 located on the thread end guiding channel. The thread end guiding channel comprises a first guiding section 7 relatively close to the thread end guiding opening and a second guiding section 8 relatively far away from the thread end guiding opening, a deflection angle is formed between the first guiding section and the second guiding section, the thread end cutting window is located between the first guiding section and the second guiding section, an included angle between the first guiding section and the second guiding section is designed according to the position of a conductive sheet of a product, and a clamping opening 9 is formed in the second guiding section and is used for clamping the thread end, so that the thread end is kept in a tensioning state in the thread cutting process.

The support fixing structure comprises a workbench, the workbench comprises a fixing seat 10 and a moving seat 11, a support stop block 12 and a support pressing block are arranged on the fixing seat, and a transmission piece for driving the support pressing block to move is arranged on the moving seat. The support briquetting comprises a transverse briquetting 13 and a longitudinal briquetting 14, the moving directions of the transverse briquetting and the longitudinal briquetting are mutually perpendicular, the transmission piece comprises a transverse transmission piece 15 and a longitudinal transmission piece 16, the transverse transmission piece is in butt joint with one side of the transverse briquetting, a first transmission guide groove 17 is formed in the longitudinal briquetting, the longitudinal transmission piece is located in the first transmission guide groove, and a transmission angle is formed between the length direction of the first transmission guide groove and the moving direction of the moving seat. The transmission angle is 30-60, and in this embodiment, the transmission angle is selected to be 45. The longitudinal pressing block is also provided with a second transmission guide groove 18 which is the same as the first transmission guide groove in length direction, and the second transmission guide groove is positioned on the moving path of the transverse transmission member so as to limit the transverse transmission member.

The fixing seat is also provided with a transverse press block mounting seat 19 and a longitudinal press block mounting seat 20, the transverse press block mounting seat and the longitudinal press block mounting seat are fixedly mounted relative to the fixing seat, a transverse reset spring is mounted between the transverse press block mounting seat and the transverse press block, and a longitudinal reset spring is mounted between the longitudinal press block mounting seat and the longitudinal press block. During installation, the transverse pressing block and the transverse reset spring are firstly matched and installed in the transverse pressing block installation seat, and the combined transverse pressing block installation seat is vertically installed in the fixing seat from top to bottom; firstly, the longitudinal pressing block and the longitudinal return spring are matched and installed in the longitudinal pressing block installation seat, and the combined longitudinal pressing block installation seat is vertically installed in the fixing seat from top to bottom.

The movable seat transversely moves in the fixed seat, the movable seat comprises a first movable rod 21 and a second movable rod 22 positioned on the lower side of the first movable rod, a pull ring 23 is arranged on the second movable rod, a limit guide rail structure is arranged between the first movable rod and the second movable rod, so that the first movable rod and the second movable rod can only relatively move in the transverse direction, a transverse transmission piece and a longitudinal transmission piece are fixedly arranged on the first movable rod, and a movable rod tension spring with the same moving direction as the movable seat is arranged between the first movable rod and the second movable rod.

The tangent structure comprises a tangent swing rod 25, a tangent blade 26 is arranged on one side of the tangent swing rod facing the product support, and a swing seat 27 which is rotationally connected with the fixed seat is arranged on the tangent swing rod; the lower extreme rotation of tangent pendulum rod is connected with tangent line transmission piece 28, tangent line transmission piece upside is equipped with first driving surface 29, the downside of second movable rod is equipped with the second driving surface with first driving surface butt, form tangent line angle between the direction of movement of first driving surface and movable seat, the degree of tangent line angle is 45.

In the use process of the device, the coil is firstly arranged in a coil mounting groove of the product support, then two wire heads of the coil are pulled out, the two wire heads respectively bypass the two wire head outlet ports, the pulled wire head parts are adaptively plugged into the first guide section and the second guide section, the clamping ports clamp the wire heads, and the coil is mounted.

Then, install the product in the product support for the coil is assembled on the product, later realizes cutting off of the unnecessary part of end of a thread through tangent line structure, and its concrete process does: the second moving rod is pulled outwards through the pull ring, so that the second moving rod moves transversely, in the process of moving the second moving rod transversely, due to the transmission of the first transmission surface and the second transmission surface, the tangent transmission block is driven to move longitudinally, after the tangent transmission block moves longitudinally outwards, the tangent swing rod is driven to swing, and then the tangent blade is driven to move towards the product support, and the wire cutting is carried out.

When the product support needs to be taken out, the movable seat is pushed inwards only through the pull ring, at the moment, the transverse transmission part transversely pushes the transverse pressing block, so that the transverse pressing block is retracted, and the longitudinal transmission part drives the longitudinal pressing block to longitudinally move through the first transmission guide groove, so that the longitudinal pressing block is retracted, and the limit of the product support in two directions is canceled. And after the product support is taken out and a new product support is replaced, the pull ring is loosened, and at the moment, the support pressing block compresses the product support again under the action of the transverse return spring and the longitudinal return spring.

Claims (9)

1. The utility model provides a coil equipment tool, characterized by, includes product support and tangent line structure, be equipped with coil mounting groove and end of a thread plastic portion on the bottom surface of product support, be equipped with two end of a thread draws the mouth on the coil mounting groove, two ends of a thread of coil pass the end of a thread draw the mouth and lie in end of a thread plastic portion, end of a thread plastic portion includes end of a thread guide channel and is located the end of a thread cutting window on the end of a thread guide channel.

2. The coil assembly jig of claim 1, wherein the thread end guide channel comprises a first guide section and a second guide section, wherein a deflection angle is formed between the first guide section and the second guide section, and the thread end cutting window is located between the first guide section and the second guide section.

3. The coil assembly jig of claim 1, further comprising a support fixing structure, wherein the support fixing structure comprises a workbench, the workbench comprises a fixing seat and a moving seat, the fixing seat is provided with a support stop block and a support pressing block, and the moving seat is provided with a transmission piece for driving the support pressing block to move.

4. The coil assembly jig according to claim 3, wherein the support pressing block comprises a transverse pressing block and a longitudinal pressing block, the moving directions of the transverse pressing block and the longitudinal pressing block are mutually perpendicular, the transmission piece comprises a transverse transmission piece and a longitudinal transmission piece, the transverse transmission piece is abutted to one side of the transverse pressing block, a first transmission guide groove is formed in the longitudinal pressing block, and a transmission angle is formed between the length direction of the first transmission guide groove and the moving direction of the moving seat.

5. The coil assembly jig of claim 4, wherein the drive angle is 30 ° -60 °.

6. The coil assembly jig according to claim 4, wherein the longitudinal pressing block is further provided with a second transmission guide groove which is identical to the first transmission guide groove in length direction, and the second transmission guide groove is located on a moving path of the transverse transmission member so as to limit the transverse transmission member.

7. The coil assembly jig according to claim 4, wherein the fixing base is further provided with a transverse press block mounting seat and a longitudinal press block mounting seat, a transverse return spring is arranged between the transverse press block mounting seat and the transverse press block, and a longitudinal return spring is arranged between the longitudinal press block mounting seat and the longitudinal press block.

8. The coil assembly jig according to any one of claims 4 to 7, wherein the tangential structure comprises a tangential swing lever, a tangential blade is provided on a side of the tangential swing lever facing the product support, and a swing seat rotatably connected to the fixed seat is provided on the tangential swing lever.

9. The coil assembly jig according to claim 8, wherein the moving seat comprises a first moving rod and a second moving rod positioned at the lower side of the first moving rod, the transverse transmission piece and the longitudinal transmission piece are fixedly arranged on the first moving rod, a moving rod tension spring with the same moving direction as the moving seat is arranged between the first moving rod and the second moving rod, the lower end of the tangent swing rod is rotationally connected with a tangent transmission block, the upper side of the tangent transmission block is provided with a first transmission surface, the lower side of the second moving rod is provided with a second transmission surface which is abutted with the first transmission surface, and a tangent angle is formed between the first transmission surface and the moving direction of the moving seat.