CN210231215U - Continuous die for starting and stopping device of automobile engine - Google Patents

Abstract

The utility model discloses an automobile engine opens stops device continuous die relates to automobile parts stamping production technical field, and the waste material that aims at solving the rotary-cut and produce falls on the lower bolster, just needs the clearance waste material after the rotary-cut work of once, and clearance frequency is higher, leads to the great problem of staff intensity of labour. The technical scheme is that the rotary cutting device comprises an upper die base, a lower die base and a rotary cutting die, wherein the rotary cutting die comprises a rotary cutting upper die plate, an external rotary cutting slider and a rotary cutting lower die plate, an external rotary cutting tool is arranged on the external rotary cutting slider, a sliding cavity for the external rotary cutting slider to move is formed in the rotary cutting lower die plate, an accommodating cavity is formed in the lower die base, and a collecting box is arranged in the accommodating cavity. The waste material that the rotary-cut produced falls into the collection box through the chamber that slides, and the staff observes and collects the box and collects the full back soon, takes out and collects the box, and the waste material of collecting in the box will be collected is empty, will collect the box again and install into and accept the chamber and continue to collect the waste material, and convenient and fast reaches the purpose that alleviates intensity of labour.

Description

Continuous die for starting and stopping device of automobile engine

Technical Field

The utility model belongs to the technical field of automobile parts stamping production's technique and specifically relates to an automobile engine opens and stops device continuous die.

Background

The shell of the automobile engine starting and stopping device is mostly formed by stamping. The problem of uneven top end of the stretched workpiece often occurs due to anisotropy, uneven thickness, inaccurate positioning and the like of the material. The appearance requirement of deep-drawing products is higher than that of other products, so a rotary cutting die is still needed to perform a supplementary trimming process.

The prior Chinese patent with the publication number of CN207756684U discloses a rotary cutting die, which comprises an upper die and a lower die, wherein the upper die is provided with a height-limiting stripping sleeve, a cutting punch and a rotary cutting edge sleeve; the height-limiting stripping sleeve is movably connected with the upper die; the lower die is provided with a movable core block, a first set of guide plate, a second set of guide plate and a product ejection block; the movable core block is provided with two convex surfaces, and the convex surfaces are embedded in the first set of guide plates and the second set of guide plates.

The above prior art solutions have the following drawbacks: when the workpiece is subjected to rotary cutting, waste materials generated by rotary cutting fall on the lower template, after one-time rotary cutting operation is finished, workers need to clean the waste materials, the waste material cleaning frequency is high, the labor intensity of the workers is high, and therefore further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automobile engine opens and stops device continuous mould, it has the effect that reduces staff intensity of labour.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an automobile engine opens and stops continuous mould of device, includes upper die base, die holder, still including be used for carrying out preprocessing to the material area and add the mould, be used for carrying out tensile drawing die, be used for carrying out the rotary-cut mould of rotary-cut and be used for the blanking mould of blanking to the process spare, the rotary-cut mould is including the rotary-cut cope match-plate pattern, the outer rotary-cut slider that are fixed in the upper die base and the rotary-cut lower bolster that is fixed in the die holder, be equipped with outer rotary-cut cutter on the outer rotary-cut slider, it supplies the chamber that slides of outer rotary-cut slider removal to have seted up in the rotary-cut lower bolster, the die holder seted up with the communicating chamber of acceping in chamber that slides, it is provided with.

Through adopting above-mentioned technical scheme, the waste material that the rotary-cut produced falls into through the chamber of sliding and accepts the intracavity, and temporary storage is in accepting the collection box in chamber. The rotary-cut mould uses one end time after, and the staff observes to collect the box and collects the full back soon, takes out and collects the box, and the waste material that will collect in the box is empty, will collect the box installation again and go on collecting the waste material in acceping the chamber, and convenient and fast reduces the frequency that the staff cleared up the waste material, alleviates staff's intensity of labour.

The utility model discloses further set up to: the side of the collecting box is provided with a sliding block, and the inner side wall of the accommodating cavity is provided with a sliding groove matched with the sliding block in a clamping and embedding manner.

Through adopting above-mentioned technical scheme, through the cooperation of slider with the spout, will collect the box and install to acceping in the chamber. When collecting in the box soon and full, outwards pulling the slider along the spout for the slider withdraws from in the spout, can take out and collect the box, and the operation is simple and easy laborsaving.

The utility model discloses further set up to: the cross section of the sliding block is trapezoidal.

Through adopting above-mentioned technical scheme, trapezoidal slider improves the stability that collects the box and install in acceping the chamber.

The utility model discloses further set up to: the side of the sliding block is embedded with a spring steel ball, and the inner wall of the sliding groove is embedded with a clamping groove which is matched with the spring steel ball in a clamping and embedding manner.

Through adopting above-mentioned technical scheme, the slider inlay card back in the spout, in the spring steel ball inlay card goes into the draw-in groove thereupon, under the effect of not receiving the external force, the restriction is collected the box and is removed along the length direction of spout, improves the stability of collecting the box installation.

The utility model discloses further set up to: the back of the collecting box is embedded with a magnetic part, and the inner wall of the containing cavity opposite to the back of the collecting box is embedded with an adsorption part which is magnetically attracted with the magnetic part.

Through adopting above-mentioned technical scheme, the slider inlay card is in the draw-in groove back, and under the appeal effect of magnetism piece and between the absorption piece, further will collect the box stable installation in acceping the chamber. Even if the machine vibrates during stamping, the collecting box is not easy to slide out of the accommodating cavity.

The utility model discloses further set up to: the rotary cutting device is characterized in that a positioning needle is arranged on the surface of the rotary cutting upper template opposite to the rotary cutting lower template, and a guide hole for inserting the positioning needle is formed in the surface of the rotary cutting lower template opposite to the rotary cutting upper template.

Through adopting above-mentioned technical scheme, the pilot pin is used for cooperating with the guiding hole to the precision in better improvement location material area makes the position precision in material area higher during the punching press, thereby makes the finished product precision of punching press out higher.

The utility model discloses further set up to: and one end of the positioning needle, which is far away from the rotary cutting upper template, is provided with a guide inclined plane.

By adopting the technical scheme, the guide inclined plane has a certain guide effect, and the contact friction area between the positioning needle and the guide hole when the positioning needle is inserted into the guide hole is reduced, so that the positioning needle can be more easily inserted into the guide hole, and the material belt is more conveniently positioned.

The utility model discloses further set up to: an upper limiting column is fixed on the surface of the rotary-cut upper template opposite to the rotary-cut lower template, a lower limiting column is arranged on the top surface of the external rotary-cut sliding block, and an elastic column is connected between the bottom surface of the external rotary-cut sliding block and the top surface of the rotary-cut lower template.

By adopting the technical scheme, the rotary-cut upper die plate moves downwards, when the upper limiting column is abutted against the lower limiting column, the rotary-cut upper die plate continues to move downwards, so that the outer rotary-cut sliding block is pushed to slide downwards and generate sliding in the sliding cavity, and the outer rotary-cut sliding block drives the outer rotary-cut cutter to horizontally slide while sliding, thereby completing the rotary-cut action on the workpiece. After the rotary cutting is finished, the rotary cutting upper die plate moves upwards, and the compressed elastic columns restore to deform and enable the external rotary cutting sliding block to reset.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the collecting box, waste materials generated by rotary cutting fall into the collecting box through the sliding cavity, after the collecting box is quickly and fully collected by workers, the collecting box is taken out, the waste materials collected in the collecting box are emptied, and then the collecting box is installed into the accommodating cavity to continue to collect the waste materials, so that the waste material collecting device is convenient and quick, the frequency of the workers for cleaning the waste materials is reduced, and the labor intensity of the workers is reduced;

2. through the arrangement of the sliding block and the sliding groove, when the collection box is quickly fully collected, the sliding block is pulled outwards along the sliding groove, so that the sliding block is withdrawn from the sliding groove, the collection box can be taken out, and the operation is simple and labor-saving;

3. through the setting of magnetism piece and absorption piece, the slider inlay card is in the draw-in groove back, and under the appeal effect of magnetism piece and absorption between the piece, will collect the box and install steadily in acceping the chamber, even the punching press machine takes place the vibration, collects the box and also is difficult from acceping the chamber roll-off.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view for showing a start-stop device housing;

fig. 3 is a schematic structural view for showing a rotary cutting die;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

fig. 5 is a schematic view of a partial sectional structure for showing the collecting box.

In the figure, 1, an upper die base; 2. a lower die holder; 21. an accommodating cavity; 3. pre-processing a mould; 31. preprocessing a working procedure piece; 4. stretching the die; 41. stretching the process piece; 5. rotary cutting the mould; 51. rotary cutting the upper template; 52. rotary cutting the lower template; 521. a sliding cavity; 53. externally rotating and cutting the sliding block; 54. an external rotary cutter; 55. an upper limiting column; 56. a lower restraint post; 57. an elastic column; 58. rotary cutting the punch; 59. a guide surface; 591. a mating surface; 6. blanking die; 7. a collection box; 71. a slider; 711. a chute; 72. a spring steel ball; 721. a card slot; 73. a magnetic member; 731. an adsorbing member; 8. a positioning pin; 81. a guide slope; 82. a guide hole; 9. a material belt; 91. open and stop device shell.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses a continuous die for an automobile engine start-stop device, which comprises an upper die base 1 and a lower die base 2, wherein the upper die base 1 is fixedly connected with a punch part of a punching machine, and the lower die base 2 is fixedly connected with a working platform of the punching machine; the material belt blanking device further comprises a preprocessing die 3 for preprocessing the material belt 9, a stretching die 4 for stretching the working procedure piece, a rotary cutting die 5 for rotary cutting the working procedure piece and a blanking die 6 for final blanking. The preprocessing die 3, the stretching die 4, the rotary cutting die 5 and the blanking die 6 are sequentially arranged along the length direction of the material belt 9.

Referring to fig. 1 and 2, the preprocessing die 3 includes a preprocessing upper die plate fixedly connected to the upper die base 1, a preprocessing punch is fixed on the preprocessing upper die plate, a preprocessing female die corresponding to the preprocessing punch is fixed on the lower die base 2, and the preprocessing punch and the preprocessing female die are matched for processing, so that a prototype of a start-stop device shell 91 is formed on the material belt 9, and a preprocessing process piece 31 is obtained. The stretching die 4 comprises a stretching upper die plate, a stretching punch and a stretching female die, the stretching upper die plate is fixedly connected with the upper die base 1, the stretching punch is fixedly connected with the stretching upper die plate, and the stretching punch is matched with the stretching female die to punch and stretch the pre-processing working procedure piece 31 to obtain a stretching working procedure piece 41.

Referring to fig. 1 and 3, the rotary cutting die 5 is used for rotary cutting one end of the workpiece away from the upper die holder 1. The rotary cutting die 5 comprises a rotary cutting upper die plate 51, a rotary cutting punch 58, an external rotary cutting slider 53, an external rotary cutting die 54 and a rotary cutting lower die plate 52, wherein the rotary cutting punch 58 is fixed on the rotary cutting upper die plate 51. The rotary cutting upper template 51 is fixedly connected with the upper die base 1, a positioning needle 8 is fixed on the rotary cutting upper template 51, and a guide hole 82 for inserting the positioning needle is formed in the top surface of the rotary cutting lower template 52. In order to facilitate the insertion of the positioning needle 8 into the guiding hole 82, a guiding inclined surface 81 is provided at an end of the positioning needle 8 away from the rotary cutting upper die plate 51. An upper limiting column 55 is fixed on the rotary cutting upper template 51, and a lower limiting column 56 is fixed on the external rotary cutting slide block 53. A sliding cavity 521 is formed in the rotary-cut lower template 52, and a guide surface 59 is formed in the side wall of the sliding cavity 521; the external rotary cutting slider 53 is provided with a matching surface 591 matched with the guide surface 59, and the external rotary cutting tool 54 is fixedly arranged on one side of the external rotary cutting slider 53 facing the upper die holder 1; the bottom of the external rotary cutting slide block 53 is provided with four elastic columns 57, and the elastic columns 57 are fixedly connected with the lower die holder 2.

The rotary cutting upper template 51 moves downwards, when the upper limit column 55 is abutted against the lower limit column 56, the rotary cutting upper template 51 continues to move downwards, so that the external rotary cutting slide block 53 is pushed to slide downwards, under the guiding of the guide surface 59 and the matching surface 591, the external rotary cutting slide block 53 drives the external rotary cutting tool 54 to horizontally slide, and therefore the material of one end of the workpiece far away from the rotary cutting upper template 51 is cut off.

Referring to fig. 3 and 4, since waste is generated during rotary cutting, in order to collect the waste, an accommodating cavity 21 (shown in fig. 5) communicating with the sliding cavity 521 is formed in the lower die holder 2, and a collecting box 7 for collecting the waste is disposed in the accommodating cavity 21 (shown in fig. 5). The side surface of the collecting box 7 is fixedly connected with a sliding block 71, the cross section of the sliding block 71 is trapezoidal, and the inner side wall of the accommodating cavity 21 is provided with a sliding groove 711 which is matched with the sliding block 71 in a clamping and embedding manner. In order to improve the stability of the installation of the collecting box 7, a spring steel ball 72 is embedded on the side surface of the sliding block 71, and a clamping groove 721 for clamping and matching the spring steel ball 72 is arranged on the inner wall of the sliding groove 711. The slide block 71 is engaged with the slide groove 711, and the ball of the spring steel ball 72 is engaged with the engaging groove 721 to restrict the movement of the collecting box 7 along the length direction of the slide groove 711. When the collecting box 7 needs to be cleaned, the collecting box 7 is pulled outwards, the ball head of the spring steel ball 72 retracts after being subjected to outward extrusion force departing from the clamping groove 721, the ball head compresses the spring to deform, the spring steel ball 72 slowly slides out of the clamping groove 721, and the sliding block 71 is separated from the sliding groove 711.

Referring to fig. 5, in order to further improve the stability of the mounting of the collecting case 7 so that the collecting case 7 is not easily slipped out of the housing cavity 21, a magnetic member 73 is fitted and bonded to the back surface of the collecting case 7, and a suction member 731 is fitted and bonded to the inner wall of the housing cavity 21 facing the back surface of the collecting case 7. In this embodiment, the magnetic member 73 is a magnet, and the adsorbing member 731 is an iron sheet. The attraction force between the magnetic attracting member 73 and the attracting member 731 prevents the collecting box 7 from slipping out of the accommodating chamber 21 even if the machine vibrates during pressing.

Referring to fig. 1 and 2, the blanking die 6 is used for punching a final finished product of the start-stop device shell 91, and the blanking die 6 includes a blanking upper die plate, a blanking punch and a blanking female die, and the blanking punch and the blanking female die are matched to punch and drop the finished product.

The implementation principle of the embodiment is as follows: the waste material produced by rotary cutting falls into the accommodating cavity 21 through the sliding cavity 521 and is temporarily stored in the collecting box 7 of the accommodating cavity 21.

After the use of one end time, after the collecting box 7 is collected fully, the collecting box 7 is pulled outwards, the ball of the spring steel ball 72 retreats after being subjected to an outward extrusion force departing from the clamping groove 721, the ball compresses the spring to deform, the spring steel ball 72 slowly slides out of the clamping groove 721, and the sliding block 71 is separated from the sliding groove 711. The staff will collect the waste material of collecting in the box 7 and empty, will collect box 7 again and install into and accept the chamber 21 in and continue to collect the waste material, convenient and fast reduces the frequency that the staff cleared up the waste material, alleviates staff's intensity of labour.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an automobile engine opens stops continuous mould of device, includes upper die base (1), die holder (2), still including be used for carrying out preprocessing mould (3) to the material area, be used for carrying out tensile drawing die (4) to the process spare, be used for carrying out rotary-cut mould (5) of rotary-cut and blanking mould (6) that are used for the blanking to the process spare, its characterized in that: the rotary cutting die (5) comprises a rotary cutting upper die plate (51) fixed on the upper die base (1), an outer rotary cutting sliding block (53) and a rotary cutting lower die plate (52) fixed on the lower die base (2), an outer rotary cutting cutter (54) is arranged on the outer rotary cutting sliding block (53), a sliding cavity (521) for the outer rotary cutting sliding block (53) to move is formed in the rotary cutting lower die plate (52), a containing cavity (21) communicated with the sliding cavity (521) is formed in the lower die base (2), and a collecting box (7) for collecting waste materials is arranged in the containing cavity (21).

2. The continuous die for the start and stop device of the automobile engine according to claim 1, characterized in that: a sliding block (71) is arranged on the side face of the collecting box (7), and a sliding groove (711) matched with the sliding block (71) in a clamping and embedding manner is formed in the inner side wall of the accommodating cavity (21).

3. The continuous die for the start and stop device of the automobile engine according to claim 2, characterized in that: the cross section of the sliding block (71) is trapezoidal.

4. The continuous die for the start and stop device of the automobile engine according to claim 3, characterized in that: the side of the sliding block (71) is embedded with a spring steel ball (72), and the inner wall of the sliding groove (711) is embedded with a clamping groove (721) which is matched with the spring steel ball (72) in a clamping and embedding manner.

5. The continuous die for the start and stop device of the automobile engine according to claim 1, characterized in that: the back of the collecting box (7) is embedded with a magnetic part (73), and the inner wall of the containing cavity (21) opposite to the back of the collecting box (7) is embedded with an adsorption part (731) which is magnetically attracted with the magnetic part (73).

6. The continuous die for the start and stop device of the automobile engine according to claim 1, characterized in that: the surface of the rotary cutting upper template (51) opposite to the rotary cutting lower template (52) is provided with a positioning needle (8), and the surface of the rotary cutting lower template (52) opposite to the rotary cutting upper template (51) is provided with a guide hole (82) for the insertion of the positioning needle (8).

7. The continuous die for the start and stop device of the automobile engine according to claim 6, characterized in that: and a guide inclined plane (81) is arranged at one end of the positioning needle (8) far away from the rotary cutting upper template (51).

8. The continuous die for the start and stop device of the automobile engine according to claim 1, characterized in that: an upper limiting column (55) is fixed on the surface of the rotary-cut upper template (51) opposite to the rotary-cut lower template (52), a lower limiting column (56) is arranged on the top surface of the external rotary-cut slider (53), and an elastic column (57) is connected between the bottom surface of the external rotary-cut slider (53) and the top surface of the rotary-cut lower template (52).

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