CN113199515B - A guide rail type vibrating head - Google Patents

Abstract

The invention provides a guide rail type slicer vibrating head which comprises a blade support, a reed, a coil, a traction iron, a suction iron and a shifting sheet, wherein the blade support is fixed on the blade support; the suction iron is of an E-shaped structure and comprises a central column; the coil is wound on the central column; the central column is arranged adjacent to the traction iron; one end of the poking piece is connected with the traction iron, the other end of the poking piece is connected with the blade support, the traction iron is connected with the reed, the linear reciprocating movement of the blade support is realized through the on-off electricity of the coil, and the linearity of the linear movement is ensured through the crossed roller guide rail.

Description

A rail type vibrating head

technical field

The invention relates to the field of reciprocating motion devices, in particular to a guide rail type vibrating head.

Background technique

Patent document 2020113123823 discloses a small-stroke high-frequency linear reciprocating device, including a mover, a thrust iron, a first spring piece, a second spring piece, a stator, a coil and a suction iron; the stator includes a front end and a rear end, so The front end is provided with a through hole; the mover is located on the side away from the rear end of the stator, and there is a gap between the mover and the stator; one end of the first spring sheet and the second spring sheet are respectively installed on the two sides of the rear end of the stator , the other end of the first spring piece and the second spring piece are connected by the mover; the suction iron is installed in the through hole, the suction iron includes a central column, and the central column faces the first spring piece; the coil is wound on the central column; the thrust iron is installed On the first leaf spring, the thrust iron is positioned opposite the coil. This small-stroke high-frequency linear reciprocating device can realize high-frequency, short-stroke, linear reciprocating motion. However, in the prior art, blade cutting will cause longitudinal vibration, and the amplitude cannot be adjusted, and there is no guide rail.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention proposes a guide rail type vibrating head, which solves the short-distance high-frequency reciprocating linear motion of the slicer. Compared with the existing slicer, the addition of cross roller guides reduces the longitudinal vibration of the blade during cutting. A mechanical amplitude adjustment screw is added, which can reliably complete the amplitude adjustment function.

The specific technical solutions are as follows:

A guide rail type vibrating head, comprising a connecting piece, a blade bracket, a reed, a coil, a traction iron, a suction iron, a guide rail assembly and a toggle piece;

The blade bracket and the connecting piece are connected by a guide rail assembly, the connecting piece is provided with a hollow structure, and the suction iron and the traction iron are installed in the hollow structure,

The suction iron includes a central column; the coil is wound on the central column; the suction iron and the traction iron have a certain gap; one end of the toggle piece is connected with the traction iron, and the other end is connected with the blade bracket, the A traction iron is connected to the reed.

Preferably, the suction iron is formed by stacking sheets made of yoke iron, and the suction iron further includes two side columns, the central column is located between the two side columns, and the overall shape is "E", which is in the shape of "E". The opening of the "E"-shaped suction iron faces the traction iron, and the length and width of the "E"-shaped suction iron is the same as the length and width of the traction iron, and the suction iron and the traction iron are directly opposite.

Preferably, the cross-roller guide rails are installed outside the hollow structure of the connecting piece, and the blade holder slides on the outside of the connecting piece through the cross-roller guide rails

Preferably, the guide rail assembly includes a cross-roller guide rail and a tension spring; the cross-roller guide rail and the tension spring are located on the side surface of the blade support, and a cross-roller guide rail platform upper cover and a cross-roller guide rail platform upper cover and the lower cover of the cross-roller guide rail platform, the tension spring is located between the upper cover of the cross-roller guide rail platform and the lower cover of the cross-roller guide rail platform, the toggle piece is connected with the lower cover of the cross-roller guide rail platform, The blade holder moves on crossed roller guides.

Preferably, one end of the toggle piece is welded on the traction iron, and the other end is bent and inserted into the hole of the lower cover of the cross-roller guide rail platform through the hole on the blade bracket.

Preferably, the reed is located in the hollow structure of the connector and is away from one end of the toggle piece, the reed includes a long side and a short side, the long side and the short side form a U-shaped structure, and the short side of the reed It is attached to the first surface of the hollow structure, and the short side is fixed on the first surface of the hollow structure by screws.

Preferably, it also includes an amplitude adjustment screw, the amplitude adjustment screw includes an adjustment screw and a compression spring, the connecting piece is provided with a threaded hole, an adjustment screw is installed in the threaded hole, and the adjustment screw extends through the threaded hole into the hollow structure, the compression spring is located in the hollow structure, one end of the compression spring is in contact with the adjusting screw; the other end of the compression spring is in contact with the reed.

Preferably, one end of the compression spring is in contact with one end of the adjusting screw close to the hollow structure; the other end of the compression spring is in contact with the long side of the leaf spring.

Preferably, the traction iron is formed by stacking sheets made of silicon steel material, and the shape of the traction iron is a cuboid, a cube or a cylinder.

Preferably, the toggle piece is placed in the middle of the stacking layers of the traction iron sheets and pressed into one piece with rivets.

Preferably, the reed is a paper clip structure.

Preferably, the coil is made by winding enameled copper wires with a diameter of 0.1-5mm.

Preferably, the reed is made of 0.3-10mm manganese steel plate, and the surface is chrome-plated or electroplated to prevent oxidation.

The present invention provides a vibrating slicer, comprising the above-mentioned vibrating head of the guide rail type slicer.

Compared with the prior art, the beneficial effects of the present invention are as follows:

(1) The present invention is designed to realize high frequency, short stroke, linear reciprocating motion, and can realize linear reciprocating motion with adjustable stroke of 0.1mm-3mm and adjustable frequency of 3-70Hz.

(2) The power source of the present invention is driven by electromagnetic force, does not contain permanent magnet fittings, realizes elastic reset in short-distance linear motion through U-shaped reeds, and has crossed roller guide rails to ensure lower straightness.

Description of drawings

1 is a sectional view of a guide rail type vibrating head provided by the present invention;

Fig. 2 is another sectional view of the guide rail type vibrating head provided by the present invention;

Fig. 3 is the three-dimensional structure schematic diagram of the guide rail type vibrating head provided by the present invention;

The specific meanings of the symbols in the accompanying drawings are as follows:

1: Blade holder; 2: Traction iron; 3: Amplitude adjustment screw; 31: Screw; 32: Compression spring; 4: Toggle piece; 5: Coil; 6: Suction iron; 7: Reed; 71: Short side; 72: Long side; 8: Connector; 9: Tension spring; 10: Cross roller guide rail; 11: Cross roller guide rail platform upper cover; 12: Cross roller guide rail platform lower cover.

Detailed ways

A guide rail type vibrating head and its working principle provided by the present invention will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1-3, specifically, the present invention provides a guide-rail type vibrating head, including a connecting piece 8, a blade support 1, a reed 7, a coil 5, a traction iron 2, a suction iron 6, a guide rail assembly and a dial moving film 4;

The blade support 1 and the connecting piece 8 are connected by a guide rail assembly, the connecting piece 8 is provided with a hollow structure, and the suction iron 6 and the traction iron 2 are installed in the hollow structure;

The suction iron 6 includes a central column; the coil is wound on the central column; the suction iron 6 and the traction iron 2 have a certain gap;

One end of the toggle piece 4 is connected with the traction iron 2 , and the other end is connected with the blade support 1 , and the traction iron 2 is connected with the reed 7 . Wherein, the coil provided by the present invention is made by winding an enameled copper wire with a diameter of 0.1-5 mm. Specifically, the reed provided by the present invention is fixed together with the connecting piece 8 by two screws.

Specifically, the suction iron 6 provided by the present invention is formed by stacking sheets made of yoke iron. The suction iron also includes two side columns, and the center column is located between the two side columns, and the overall shape is " "E" type, the opening of the "E" type suction iron is facing the traction iron, and the length and width of the "E" type suction iron are the same as the length and width of the traction iron, and the suction iron and the traction iron are in the same position.

Compared with the existing slicer, the present invention increases the cross roller guide rail, which reduces the longitudinal vibration of the blade during cutting. Specifically, the guide rail assembly includes the cross roller guide rail 10 and the tension spring 9; the cross roller guide rail 10 and the tension spring 9 is located on the side of the blade bracket, the upper and lower parts of the cross roller guide rail 10 are respectively provided with a cross roller guide rail platform upper cover 11 and a cross roller guide rail platform lower cover 12, and the tension spring 9 is located on the cross roller guide rail. Between the upper cover 11 of the guide rail platform and the lower cover 12 of the cross roller guide rail platform, the toggle piece 4 is connected to the lower cover 12 of the cross roller guide rail platform, and the blade holder 1 moves on the cross roller guide rail 10 . The tension spring is processed with 0.3mm to 5mm manganese steel wire, and the surface is chrome-plated or electroplated to prevent oxidation. The upper cover of the cross-roller guide platform and the lower cover of the cross-roller guide platform are made of aluminum alloy or other non-magnetic metal.

Wherein, the cross-roller guide rail provided by the present invention is installed outside the hollow structure of the connecting piece 8, and the blade holder 1 slides on the outside of the connecting piece through the cross-roller guide rail.

One end of the toggle piece 4 is welded to the traction iron 2 , and the other end is bent and inserted into the hole of the lower cover 12 of the cross-roller guide rail platform through the hole on the blade bracket 1 .

The toggle piece 4 is bent and extends into the hole of the blade bracket 1 and the lower cover 12 of the cross roller guide rail platform, and the tension spring is connected with the lower cover 12 of the cross roller guide rail platform. Due to the action of the tension spring, the blade bracket 1 and the cross roller guide rail platform are connected The lower cover 12 of the sub-rail platform is pulled away from the traction iron, so that the bent toggle piece 4 extending into the hole is kept in close contact with the side of the hole close to the suction iron. The blade bracket 1 and the cross roller guide platform lower cover 12 are connected by screws, and the cross roller guide platform lower cover 12 is connected with a tension spring, and the tension spring drives the cross roller guide platform lower cover to move.

Specifically, the reed 7 provided by the present invention is located in the hollow structure of the connecting piece 8 and is away from one end of the toggle piece 4 , the reed includes a long side 72 and a short side 71 , and the long side 72 and the short side 71 form In the U-shaped structure, the short side of the reed 7 is attached to the first surface of the hollow structure, and the short side is fixed on the first surface of the hollow structure by screws. Wherein, the reed is made of 0.3-10mm manganese steel plate, and the surface is chrome-plated or electroplated to prevent oxidation. The traction iron and the reed are welded together, and the other end of the reed has two threaded holes, which are fixed with the connecting piece 8 and connected with screws.

As a preferred embodiment, the vibrating head provided by the present invention further includes an amplitude adjustment screw 3, the amplitude adjustment screw 3 includes an adjustment screw 31 and a compression spring 32, and the connecting member 8 is provided with a threaded hole, and the threaded hole is An adjustment screw 31 is installed, the adjustment screw 31 protrudes into the hollow structure through the threaded hole, the compression spring 32 is located in the hollow structure, one end of the compression spring 32 abuts with the adjustment screw 31; the other end of the compression spring 32 abuts on reed 7. Specifically, one end of the compression spring 32 is in contact with one end of the adjusting screw 31 close to the hollow structure; the other end of the compression spring 32 is in contact with the long side 72 of the reed.

As a preferred embodiment, the traction iron 2 provided by the present invention is formed by stacking sheets made of silicon steel material, and the shape of the traction iron is a cuboid, a cube or a cylinder. The toggle piece 4 is placed in the middle of the stacking layers of the traction iron 2 and pressed into one piece with rivets.

The working principle of the vibrating head of the guide rail slicer:

When working, the electronic coil 5 is energized, the E-shaped suction iron 7 generates electromagnetic force and attracts the traction iron 2, and the toggle piece 4 connected with the traction iron approaches the direction of the E-shaped suction iron, so that the toggle piece 4 drives the cross. The lower cover 12 of the roller guide rail platform and the blade holder 2 approach the direction of the E-shaped suction iron 6 at the same time.

After the electronic coil 5 is powered off, the electromagnetic force generated by the E-shaped suction iron 6 disappears, and the reed 7 moves to the initial position by the elastic force. initial position.

The toggle piece 4 is bent and extends into the hole of the blade bracket 1 and the lower cover 12 of the cross roller guide rail platform, and the tension spring is connected with the lower cover 12 of the cross roller guide rail platform. Due to the action of the tension spring, the blade bracket 1 and the cross roller guide rail platform are connected The lower cover 12 of the sub-rail platform is pulled away from the traction iron, so that the bent toggle piece 4 extending into the hole is kept in close contact with the side of the hole close to the suction iron.

After the electronic coil 5 is energized and de-energized once, the blade holder 1 completes the linear reciprocating movement, and the cross roller guide rail 10 ensures the straightness of the linear movement.

The amplitude adjustment screw 3 is composed of an adjustment screw and a compression spring; by adjusting the distance between the screw and the reed, the compression spring at the front of the screw, the compression spring presses the reed 7 to adjust the distance between the traction iron 2 and the E-type suction iron 6, Amplitude adjustment is achieved.

The reciprocating motion of the mover is controlled by controlling the power-on and power-off of the electronic coil, and the reciprocating motion frequency of the motor mover is controlled by controlling the on/off frequency of the current.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims (5)

1. A guide rail type vibrating head, characterized in that it comprises a connector, a blade support, a guide rail assembly, a reed, a coil, a traction iron, a suction iron and a toggle piece; The blade support is connected with the connecting piece through the guide rail assembly, the connecting piece is provided with a hollow structure, and the suction iron and the traction iron are installed in the hollow structure, The suction iron has an E-shaped structure and is provided with a central column; the coil is wound on the central column of the suction iron; the suction iron and the traction iron have a set gap; The guide rail assembly includes a cross-roller guide rail and a tension spring, and the cross-roller guide rail and the tension spring are located on the side surface of the blade bracket; the cross-roller guide rail platform upper cover and the cross-roller guide rail platform upper cover and the cross-roller guide rail are respectively provided on the upper and lower sides of the cross-roller guide rail. The lower cover of the roller guide rail platform, the tension spring is located between the upper cover of the cross roller guide rail platform and the lower cover of the cross roller guide rail platform, the toggle piece is connected with the lower cover of the cross roller guide rail platform, so The blade holder moves on the cross roller guide rail; One end of the toggle piece is welded on the traction iron, and the other end is bent and inserted into the hole of the lower cover of the cross-roller guide rail platform through the hole on the blade bracket; The reed is located in the hollow structure of the connector and is away from one end of the toggle piece. The reed includes a long side and a short side, the long side and the short side form a U-shaped structure, and the short side of the reed is connected to the hollow structure. The first surface of the hollow structure is fitted, and the short side is fixed on the first surface of the hollow structure by screws; It also includes an amplitude adjustment screw, the amplitude adjustment screw includes an adjustment screw and a compression spring, the connecting piece is provided with a threaded hole, an adjustment screw is installed in the threaded hole, and the adjustment screw extends into the hollow structure through the threaded hole inside, the compression spring is located in the hollow structure, one end of the compression spring is in contact with one end of the adjusting screw close to the hollow structure; the other end of the compression spring is in contact with the long side of the reed; The part where the long side of the reed is in contact with the compression spring is a horizontally elongated structure, and the end of the long side of the reed close to the traction iron is a vertical bending structure, so that the long side end of the reed is in contact with the traction iron. Horizontal fixed connection. 2 . The guide-rail type vibrating head according to claim 1 , wherein the cross-roller guide rail is installed outside the hollow structure of the connecting piece, and the blade holder slides on the outside of the connecting piece through the cross-roller guide rail. 3 . 3 . The guide-rail type vibrating head according to claim 1 , wherein the traction iron is formed by stacking sheets made of silicon steel material, and the shape of the traction iron is a cuboid, a cube or a cylinder. 4 . 4 . The guide-rail type vibrating head according to claim 1 , wherein the toggle piece is placed in the middle of the stacking layers of the traction iron sheets, and is pressed into one piece with rivets. 5 . 5. A vibrating slicer, characterized in that it comprises the guide rail type vibrating head according to any one of claims 1-4.

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