CN214022978U - Progressive die structure for preventing small female die from jumping up - Google Patents

Abstract

The utility model relates to a stator-rotor core upgrades mould manufacturing technical field, and a mould upgrades and prevents small-size die structure of jumping up is disclosed, the die that sets up including concave solid board and a plurality of symmetry, a plurality of dies are the annular and inlay and locate concave solid inboard, the draw-in groove has all been seted up to the lateral wall lower extreme of a plurality of dies, the chuck groove has been seted up to the bottom of concave solid board, the cell wall contact in chuck groove is connected with the chuck, the inside intermediate position of chuck seted up with die matched with jack, the spacing groove that a plurality of symmetries set up is seted up to the chuck, the lower extreme of die is located the spacing inslot, draw-in groove and spacing groove joint, the locating hole has all been seted up at the top both ends of concave solid board, the equal contact connection of pore wall of two locating holes has the reference column, the bottom of two reference columns respectively with the top both ends fixed connection of chuck. The utility model discloses can be when the iron core punching press is made through carrying out spacing joint to the die, prevent to produce the phenomenon of jumping up in the die use.

Description

Progressive die structure for preventing small female die from jumping up

Technical Field

The utility model relates to a decide rotor core and upgrade mould and make technical field, especially relate to a mould upgrades and prevents that small-size die from jumping on structure.

Background

The iron core plays a role in lifting the whole motor, is used for increasing the magnetic flux of the inductance coil and realizes the maximum conversion of electromagnetic power, and a progressive die is usually used for production in the production process of the existing iron core stator and rotor.

In the field of manufacturing of the current progressive die for the motor iron core, most of the female die is knocked into the female fixing plate by a knocking-in method, but the knocking-in method has a plurality of immeasurable factors, when the knocking-in method is used, the knocking-in method is too tight, so that relative position errors can be caused, and when the knocking-in method is too loose, the knocking-in method can cause the female die to jump upwards during stamping.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and adopting among the prior art to knock in the method and can produce relative position error when knocking in the die into the concave solid board to lead to the problem of jumping on the die among the stamping process, and the mould that upgrades that proposes prevents small-size die and jumps the structure on.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a progressive die structure for preventing a small female die from jumping upwards comprises a female die and a plurality of symmetrically arranged female dies, wherein the female dies are annularly embedded in the female die, the lower ends of the side walls of the female dies are provided with clamping grooves, the bottom of the female die is provided with a chuck groove, the wall of the chuck groove is in contact connection with a chuck, the middle position in the chuck is provided with a jack matched with the female die, the chuck is provided with a plurality of symmetrically arranged limiting grooves, the lower ends of the female dies are positioned in the limiting grooves, the clamping grooves are clamped with the limiting grooves, the two ends of the top of the female die are provided with positioning holes, the hole walls of the two positioning holes are in contact connection with positioning columns, the bottoms of the two positioning columns are respectively and fixedly connected with the two ends of the top of the chuck, the tops of the positioning columns are provided with grooves, and the insides of the grooves are provided with inserting mechanisms, and a moving mechanism is arranged above the groove.

Preferably, slots are formed in two sides of the inner surface of each positioning hole.

Preferably, grafting mechanism includes the fixed plate, the fixed plate is connected with the internal surface intermediate position fixed connection of recess, the both ends of fixed plate are all fixed and are equipped with first telescopic link and spring, first telescopic link cup joints with the spring, and the other end is fixed jointly and is equipped with the slide, the slide is connected with the internal surface bottom contact of recess, and the other end is fixed and is equipped with the stopper, the other end of stopper passes the recess and is connected with the cell wall contact of slot.

Preferably, moving mechanism includes the second telescopic link that two symmetries set up, the top both ends of reference column are all fixed and are equipped with the riser, two transversely fixed being equipped with the slide bar between the riser, the pole wall of slide bar cup joints with the upper end slip of two slides, the top fixed connection of second telescopic link and slide.

Preferably, the upper ends of the rod walls of the two second telescopic rods are fixedly provided with a connecting band together and close to one side.

Preferably, the chuck is made of cast iron material.

Compared with the prior art, the utility model provides a it prevents small-size die structure of jumping up to upgrade the mould possesses following beneficial effect:

1. this mould upgrades prevents that small-size die from jumping structure, through chuck, spacing groove, draw-in groove and the reference column that is equipped with, the die installation is accomplished the back and is spacing to the die, prevents to take place the phenomenon of beating in the recess production process.

2. This mould upgrades prevents that small-size die from jumping upward structure, through recess, grafting mechanism, moving mechanism and the connecting band that is equipped with, carries on spacingly to the position of reference column and cardboard, is convenient for rotate the cardboard to accomplish and be connected with the separation of die.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure can prevent to produce the phenomenon of jumping up in the die use through carrying out spacing joint to the die when the iron core punching press is made to precision when having improved iron core production.

Drawings

Fig. 1 is a schematic structural view of a structure of a progressive die for preventing a small female die from jumping upwards, which is provided by the utility model;

FIG. 2 is a schematic side view of the structure of FIG. 1;

fig. 3 is a structural enlarged view of a portion a of fig. 2.

In the figure: the device comprises a concave fixing plate 1, a concave die 2, a chuck groove 3, a chuck 4, a positioning column 5, a clamping groove 6, a fixing plate 7, a first telescopic rod 8, a spring 9, a sliding plate 10, a limiting block 11, a second telescopic rod 12, a vertical plate 13, a sliding rod 14 and a connecting belt 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a progressive die structure for preventing a small female die from jumping upwards comprises a female die 1 and a plurality of female dies 2 symmetrically arranged, the plurality of female dies 2 are annularly embedded in the female die 1, the lower ends of the side walls of the plurality of female dies 2 are respectively provided with a clamping groove 6, the bottom of the female die 1 is provided with a chuck groove 3, the wall of the chuck groove 3 is in contact connection with a chuck 4, the chuck is conveniently placed through the chuck groove 3 and can rotate the chuck 4 in the chuck groove 3, the middle position in the chuck 4 is provided with a jack matched with the female die 2, the chuck 4 is provided with a plurality of symmetrically arranged limiting grooves, the lower ends of the female dies 2 are positioned in the limiting grooves, the clamping grooves 6 are clamped with the limiting grooves, so as to limit and fix the female dies 2 and prevent jumping, both ends of the top of the female die 1 are provided with positioning holes, the hole walls of the two positioning holes are in contact connection with positioning columns 5, the bottoms of the two positioning columns 5 are respectively fixedly connected with the two ends of the top of the chuck 4, the tops of the positioning columns 5 are provided with grooves, the inserting mechanisms are arranged inside the grooves, and the moving mechanisms are arranged above the grooves.

Slots are formed in the two sides of the inner surfaces of the two positioning holes.

Grafting mechanism includes fixed plate 7, fixed plate 7 and the internal surface intermediate position fixed connection of recess, the both ends of fixed plate 7 are all fixed and are equipped with first telescopic link 8 and spring 9, first telescopic link 8 cup joints with spring 9, and the other end is fixed jointly and is equipped with slide 10, slide 10 is connected with the internal surface bottom contact of recess, and the other end is fixed and is equipped with stopper 11, it is spacing to set up slide 10 to carry out the removal of stopper 11, the other end of stopper 11 passes the recess and is connected with the cell wall contact of slot.

Moving mechanism includes the second telescopic link 12 that two symmetries set up, the top both ends of reference column 5 are all fixed and are equipped with riser 13, horizontal fixed slide bar 14 that is equipped with between two riser 13, slide bar 14's pole wall and two slide 10's upper end slip cup joint, second telescopic link 12 and slide 10's top fixed connection, the pole wall upper end of two second telescopic links 12 is close to one side and fixes jointly and is equipped with connecting band 15 mutually, it is convenient for stimulate second telescopic link 12 to set up connecting band 15, and subsequent operation of being close to slide 11, chuck 4 adopts cast iron material to make, thereby improve chuck 4's intensity and life, it is spacing to be convenient for carry out effectual chucking to die 2.

In the utility model, when the female die 2 is used, two sliding plates 10 are pressed simultaneously, so that the sliding plates 10 drive the limiting blocks 11 to approach each other, then the discs of the card 4 are inserted into the chuck grooves 3, and two positioning columns 5 are positioned inside the positioning holes, so that the limiting blocks 11 on both sides of the left positioning column 5 are inserted into the slots, and the hole distance of the positioning holes is larger than the diameter of the positioning columns, so that the positioning columns 5 can move in a certain range inside the positioning holes, then a plurality of female dies 2 are sequentially embedded and connected with the female fixing plate 1, then the connecting belt 15 is pulled, so that the two second telescopic rods 12 move upwards, then the two second telescopic rods 12 are transversely extruded, so that the two sliding plates 10 move along the sliding rods 14 and drive the limiting blocks 11, so that the limiting blocks 11 are separated from the slots, then the two second telescopic rods 12 are rotated, so that the chuck 4 is driven to rotate by the left positioning column 5, make the spacing groove in the chuck outside carry out the joint with draw-in groove 6 of 2 lower extremes of die, two stopper 11 on the right side are pegged graft with two slots of 5 lateral walls of right side reference column this moment, can confirm the position of chuck 4 to prevent that die 2 from taking place the phenomenon of beating in process of production.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A progressive die structure for preventing a small-sized female die from jumping upwards comprises a female die fixing plate (1) and a plurality of female dies (2) which are symmetrically arranged, and is characterized in that the female dies (2) are annularly embedded in the female die fixing plate (1), clamping grooves (6) are formed in the lower ends of the side walls of the female dies (2), chuck grooves (3) are formed in the bottom of the female die fixing plate (1), chuck plates (4) are connected with the groove walls of the chuck grooves (3) in a contact mode, jacks matched with the female dies (2) are formed in the middle positions of the inner portions of the chuck plates (4), a plurality of symmetrically arranged limiting grooves are formed in the chuck plates (4), the lower ends of the female dies (2) are located in the limiting grooves, the clamping grooves (6) are connected with the limiting grooves in a clamping mode, positioning holes are formed in the two top ends of the female die fixing plate (1), and positioning columns (5) are connected with the hole walls, the bottom of each positioning column (5) is fixedly connected with two ends of the top of the chuck (4), a groove is formed in the top of each positioning column (5), an inserting mechanism is arranged inside each groove, and a moving mechanism is arranged above each groove.

2. The structure of claim 1, wherein the positioning holes are formed with slots on both sides of the inner surface thereof.

3. The structure of claim 1, wherein the insertion mechanism comprises a fixed plate (7), the fixed plate (7) is fixedly connected with the middle position of the inner surface of the groove, a first telescopic rod (8) and a spring (9) are fixedly arranged at both ends of the fixed plate (7), the first telescopic rod (8) is sleeved with the spring (9), a sliding plate (10) is fixedly arranged at the other end of the first telescopic rod, the sliding plate (10) is in contact connection with the bottom of the inner surface of the groove, a limit block (11) is fixedly arranged at the other end of the first telescopic rod, and the other end of the limit block (11) penetrates through the groove and is in contact connection with the groove wall of the slot.

4. The structure of claim 1, wherein the moving mechanism comprises two symmetrically arranged second telescopic rods (12), the two ends of the top of the positioning column (5) are both fixedly provided with vertical plates (13), a sliding rod (14) is transversely and fixedly arranged between the two vertical plates (13), the rod wall of the sliding rod (14) is slidably sleeved with the upper ends of the two sliding plates (10), and the second telescopic rods (12) are fixedly connected with the top of the sliding plates (10).

5. The structure of the progressive die for preventing the small female die from jumping up as claimed in claim 4, wherein the connecting strips (15) are fixedly provided at the upper ends of the walls of the two second telescopic bars (12) close to one side.

6. The progressive die bouncing prevention structure for small-sized female dies according to claim 1, wherein the chuck (4) is made of cast iron material.

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