Cylinder wire cutting device of winding die

Abstract

The utility model discloses an air cylinder wire cutting device of a winding mold, which comprises a mold core plate, two inserting sheets, an inserting sheet air cylinder, a wire feeding mechanism, a wire pushing air cylinder, a pressure spring end cover, a mold spring, a positioning seat and a wire cutting air cylinder, the mold core plate is arranged on the positioning seat, and the two inserting sheets are symmetrically arranged and movably connected with the surface of the mold core plate; the two groups of mold springs penetrate through the inserting pieces and are vertically arranged on the positioning seat, the pressure spring end covers are fastened at the upper ends of the mold springs, the inserting piece cylinders are arranged on the front and rear sides of the positioning seat, the wire cutting cylinder is arranged at the bottom of the positioning seat, the wire feeding mechanism is arranged on the left side of the positioning seat, and the wire pushing cylinder is arranged on the other side of the positioning seat far away from the wire feeding mechanism. The cutting device has the beneficial effects that the air cylinder is adopted for cutting, and the advantage of efficiently, stably and tightly winding the coil around the magnetic core column is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of SQ common mode inductor processing equipment, in particular to an improvement of a cylinder wire cutting device of a winding die. Background Art

[0002] SQ flat wire common mode inductors are a special form of inductor with high linearity and frequency stability. Such inductors are often used in RF transceivers and other high frequency applications to reduce common mode interference and RF noise. They can also be used in power distribution networks and power line filters.

[0003] Since the SQ flat wire common mode inductor is mainly composed of dual magnetic cores and dual coils, it is necessary to wind the wires on the dual magnetic cores during production. The traditional processing method is usually manual cutting or cutting using simple mechanical devices, but these methods are inefficient and cannot meet the needs of modern production. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a cylinder wire cutting device for a winding mold, which realizes the simultaneous winding of the left and right sides of the double-column magnetic core, and the upper end wire head is reserved with a length of 2 to 5 mm, and the long wire at the lower end is cut by a cylinder, thereby achieving the advantages of efficient, stable, and tightly wound coils around the magnetic core column, thereby solving the problem that traditional processing methods are usually manual cutting or cutting using simple mechanical devices, but these methods are inefficient and cannot meet the needs of modern production.

[0005] In order to achieve the above-mentioned double-column magnetic core, the left and right sides are wound at the same time, and the upper end of the wire head is wound with a reserved length of 2 to 5 mm, and the long wire at the lower end is cut by a cylinder, so as to achieve the advantages of efficient, stable, and tightly wound coils around the magnetic core column. The specific technical solutions adopted by the utility model are as follows:

[0006] A wire winding mold cylinder cutting device comprises a mold plate, an insert, an insert cylinder, a wire feeding mechanism, a wire pushing cylinder, a compression spring end cover, a mold spring, a positioning seat, and a wire cutting cylinder. The mold plate is installed on the positioning seat, and the insert is symmetrically provided with two pieces that are movably connected to the surface of the mold plate. Two groups of mold springs pass through the insert and are vertically arranged on the positioning seat. The compression spring end cover is fastened to the upper end of the mold spring, the insert cylinder is arranged on the front and rear sides of the positioning seat, the wire cutting cylinder is arranged at the bottom of the positioning seat, the wire feeding mechanism is arranged on the left side of the positioning seat, and the wire pushing cylinder is arranged on the other side of the positioning seat away from the wire feeding mechanism.

[0007] Furthermore, the mold plate is also provided with a magnetic core groove and a wire inlet groove, and one side of the magnetic core groove is fitted with the arc groove at the end of the wire inlet groove.

[0008] Furthermore, the surfaces of the two groups of inserts are provided with arc surfaces, slide grooves and positioning grooves. The arc surfaces are arranged on the inner sides of the inserts, the slide grooves and positioning grooves are arranged on both sides of the arc surfaces respectively, the slide grooves are arranged on the left side of the positioning grooves, and the side of the slide grooves is also provided with mold pressing blocks.

[0009] Furthermore, a fixing plate is provided at the lower side of the insert cylinder, a cylinder head is mounted on the fixing plate, and the insert fixing plate is clamped at the telescopic end of the cylinder head.

[0010] Furthermore, a horizontal plate is provided at the lower side of the wire pushing cylinder, the horizontal plate is connected to the side of the positioning seat, two groups of cylinder heads 2 are installed on the horizontal plate, and the telescopic ends of the cylinder heads 2 are connected to the mold plate.

[0011] Furthermore, the mold spring includes a spring rod, a spring is installed on the spring rod, and the bottom of the spring rod is connected to the positioning seat through a thread.

[0012] Furthermore, the upper and lower ends of the spring are limitedly connected via a compression spring end cover.

[0013] Furthermore, a mold core is provided on the mold core plate, and a toggle rod is connected to the bottom of the mold core, and the toggle rod is clamped and connected to the telescopic end of the second cylinder head.

[0014] Furthermore, a cylinder head three is arranged above the wire cutting cylinder, and a cutting knife is arranged on the top of the cylinder head three, and the cutting knife cuts inside the mold core.

[0015] Compared with the prior art, the utility model provides a winding die cylinder wire cutting device, which has the following beneficial effects:

[0016] The two groups of inserts are closed by the insert cylinder drive. After the wire feeding mechanism starts to feed the wire to the reserved wire head position, the cylinder head 2 of the wire pushing cylinder is closed by the toggle rod cylinder action. The toggle rod starts to feed the wire and stops feeding the wire after winding the set number of circles. The wire cutting cylinder runs the cutting knife to push the mold to cut the wire. The insert cylinder drives the two groups of inserts to loosen. After loosening, the product is taken out. The double-column core is wound on the left and right at the same time, and the upper end wire head is wound with a reserved length of 2 to 5 mm. The long wire at the lower end is cut by the cylinder, realizing the advantages of efficient, stable and tightly wound coils around the core column. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It corresponds to Figure 1 Left view of

[0020] Figure 3 It is a structural schematic diagram of the mold core plate 1 of the utility model;

[0021] Figure 4 It is a bottom view of the mold core plate 1 of the utility model;

[0022] Figure 5 It is an enlarged view of the mold core plate 1 in the utility model;

[0023] Figure 6 It is a structural schematic diagram of the wire cutting cylinder 9 in the utility model.

[0024] In the figure: mold plate 1, insert 2, insert cylinder 3, wire feeding mechanism 4, wire pushing cylinder 5, compression spring end cover 6, mold spring 7, positioning seat 8, wire cutting cylinder 9, core groove 11, wire inlet groove 12, mold 13, toggle rod 14, arc surface 21, slide groove 22, positioning groove 23, mold pressing block 24, fixing plate 31, cylinder head 32, insert fixing plate 33, horizontal plate 51, cylinder head 52, mold 13, toggle rod 14, spring rod 71. DETAILED DESCRIPTION

[0025] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0026] According to an embodiment of the utility model, a winding die cylinder wire cutting device is provided.

[0027] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-6As shown, a wire winding mold cylinder cutting device according to an embodiment of the utility model includes a mold plate 1, an insert 2, an insert cylinder 3, a wire feeding mechanism 4, a wire pushing cylinder 5, a compression spring end cover 6, a mold spring 7, a positioning seat 8, and a wire cutting cylinder 9. The mold plate 1 is installed on the positioning seat 8, and the insert 2 is symmetrically provided with two pieces that are movably connected to the surface of the mold plate 1. Two groups of mold springs 7 pass through the insert 2 and are vertically arranged on the positioning seat 8. The compression spring end cover 6 is fastened to the upper end of the mold spring 7, the insert cylinder 3 is arranged on the front and rear sides of the positioning seat 8, and the wire cutting cylinder 9 is arranged at the bottom of the positioning seat 8. The wire feeding mechanism 4 is arranged on the left side of the positioning seat 8, and the wire pushing cylinder 5 is arranged on the other side of the positioning seat 8 away from the wire feeding mechanism 4.

[0028] In one embodiment, the mold plate 1 is further provided with a magnetic core slot 11 and a wire feed slot 12, and one side of the magnetic core slot 11 is fitted with the arc slot at the end of the wire feed slot 12. The arc slot formed at the end of the wire feed slot 12 is a forming slot, and the end of the arc slot is still bent and extended inward, so that the copper wire completes a nearly 180-degree turn after entering the wire, and performs a pre-winding action, so as to better perform the winding operation.

[0029] In one embodiment, the surfaces of the two groups of inserts 2 are provided with arc surfaces 21, slide grooves 22 and positioning grooves 23, the arc surfaces 21 are provided on the inner side of the inserts 2, the slide grooves 22 and the positioning grooves 23 are provided on both sides of the arc surfaces 21 respectively, the slide groove 22 is provided on the left side of the positioning groove 23, and a mold pressing block 24 is also provided on the side of the slide groove 22. The mold is fixed by the mold pressing block 24.

[0030] In one embodiment, a fixing plate 31 is provided at the lower side of the insert cylinder 3, and the insert cylinder 3 is connected to the base 8 through the fixing plate 31. A cylinder head 32 is installed on the fixing plate 31, and a insert fixing plate 33 is clamped at the telescopic end of the cylinder head 32. The insert 2 is loosened and closed through the insert fixing plate 33.

[0031] In one embodiment, a horizontal plate 51 is provided at the lower side of the wire pushing cylinder 5, and the horizontal plate 51 is connected to the side of the positioning seat 8. Two sets of cylinder heads 52 are installed on the horizontal plate 51, and the telescopic ends of the cylinder heads 52 are connected to the mold plate 1. The cylinder heads 52 of the wire pushing cylinder 5 close or release the winding mold 13 by moving the cylinder of the toggle rod 14.

[0032] In one embodiment, the mold spring 7 includes a spring rod 71, a spring is installed on the spring rod 71, and the bottom of the spring rod 71 is connected to the positioning seat 8 through a thread. The mold spring 7 is used to limit and fix the mold.

[0033] In one embodiment, the upper and lower ends of the spring are connected by a compression spring end cap 6 to limit the spring so that the spring can be adjusted elastically.

[0034] In one embodiment, a mold core 13 is provided on the mold core plate 1 , and a toggle rod 14 is connected to the bottom of the mold core 13 , and the toggle rod 14 is clamped and connected to the telescopic end of the cylinder head 2 52 .

[0035] In one embodiment, a cylinder head 91 is disposed above the wire cutting cylinder 9 , and a cutting knife 92 is disposed on the top of the cylinder head 91 , and the cutting knife 92 cuts inside the mold core 13 .

[0036] Working principle: put the magnetic core into the mold, drive the insert cylinder 3 to close the two groups of inserts 2, and after the wire feeding mechanism 4 starts to feed the wire to the reserved wire head position, the cylinder head 2 52 of the wire pushing cylinder 5 closes the winding mold 13 through the cylinder action of the toggle rod 14, and then the toggle rod 14 starts to feed the wire and stops feeding the wire after winding the set number of circles. The wire cutting cylinder 9 runs the cutting knife 92 to push the mold to cut the wire, and the insert cylinder 3 drives the two groups of inserts 2 to loosen, and the product is taken out after loosening.

[0037] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A winding die cylinder cutting device, characterized in that: It comprises a mold plate (1), an insert plate (2), an insert plate cylinder (3), a wire feeding mechanism (4), a wire pushing cylinder (5), a compression spring end cover (6), a mold spring (7), a positioning seat (8), and a wire cutting cylinder (9). The mold plate (1) is mounted on the positioning seat (8), the insert plate (2) is symmetrically provided with two pieces movably connected to the surface of the mold plate (1), two groups of mold springs (7) pass through the insert plate (2) and are vertically arranged on the positioning seat (8), the compression spring end cover (6) is fastened to the upper end of the mold spring (7), the insert plate cylinder (3) is arranged on the front and rear sides of the positioning seat (8), the wire cutting cylinder (9) is arranged at the bottom of the positioning seat (8), the wire feeding mechanism (4) is arranged on the left side of the positioning seat (8), and the wire pushing cylinder (5) is arranged on the other side of the positioning seat (8) away from the wire feeding mechanism (4).

2. According to claim 1, a winding die cylinder cutting device is characterized in that: The mold plate (1) is also provided with a magnetic core slot (11) and a wire inlet slot (12), and one side of the magnetic core slot (11) is fitted with an arc-shaped slot at the end of the wire inlet slot (12).

3. According to claim 1, a wire winding die cylinder cutting device is characterized in that: The surfaces of the two groups of inserting pieces (2) are provided with arc surfaces (21), sliding grooves (22) and positioning grooves (23); the arc surfaces (21) are provided on the inner side of the inserting pieces (2); the sliding grooves (22) and the positioning grooves (23) are provided on the two sides of the arc surfaces (21) respectively; the sliding grooves (22) are provided on the left side of the positioning grooves (23); and a mold pressing block (24) is also provided on the side of the sliding grooves (22).

4. According to claim 1, a wire winding die cylinder cutting device is characterized in that: A fixing plate (31) is arranged at the lower side of the insert cylinder (3), a cylinder head (32) is mounted on the fixing plate (31), and the insert fixing plate (33) is clamped at the telescopic end of the cylinder head (32).

5. According to claim 1, a wire winding die cylinder cutting device is characterized in that: A horizontal plate (51) is arranged at the lower side of the push-wire cylinder (5), the horizontal plate (51) is connected to the side of the positioning seat (8), two groups of cylinder heads (52) are installed on the horizontal plate (51), and the telescopic ends of the cylinder heads (52) are connected to the mold plate (1).

6. A wire winding die cylinder cutting device according to claim 1, characterized in that: The mold spring (7) comprises a spring rod (71), a spring is mounted on the spring rod (71), and the bottom of the spring rod (71) is connected to the positioning seat (8) via a thread.

7. A wire winding die cylinder cutting device according to claim 1, characterized in that: The upper and lower ends of the spring are connected in a limiting manner via a compression spring end cover (6).

8. The wire winding die cylinder cutting device according to claim 1, characterized in that: The mold core plate (1) is provided with a mold core (13), the bottom of the mold core (13) is connected with a toggle rod (14), and the toggle rod (14) is connected to the telescopic end of the second cylinder head (52) in a clamping manner.

9. A wire winding die cylinder cutting device according to claim 1, characterized in that: A cylinder head three (91) is arranged above the wire cutting cylinder (9), and a cutting knife (92) is arranged on the top of the cylinder head three (91), and the cutting knife (92) cuts inside the mold core (13).

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