CN210788838U

CN210788838U - Side hole forming module for auxiliary frame of automobile

Info

Publication number: CN210788838U
Application number: CN202020845636.7U
Authority: CN
Inventors: 叶国敏
Original assignee: Ningbo Baihong Mould Co ltd
Current assignee: Ningbo Baihong Mould Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-06-19
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a car sub vehicle frame side opening shaping module, including the convex die head, the overhead shaping of terrace die has the installation cavity, the lateral wall circumference equipartition of installation cavity has two mounting holes, the bottom of installation cavity is fixed with down the mount pad, the upper surface center of lower mount pad has seted up the shrinkage pool, the lateral wall of shrinkage pool has seted up the shoulder hole, sliding fit has the guide pillar in the shoulder hole, the head and the drift rigid connection that is located in the installation hole of guide pillar, the afterbody of guide pillar is equipped with oblique guide block, the guide pillar overcoat is equipped with first guide pin bushing, be equipped with first elastic component between the step face of first guide pin bushing and shoulder hole, the tip and the oblique guide block contact of first guide pin bushing; the upper end of the lower mounting seat is provided with an upper mounting seat, a pressure rod is arranged in the upper mounting seat in a sliding mode, the lower end of the pressure rod is provided with an upper inclined guide surface, and the upper end of the pressure rod extends out of the mounting cavity. The utility model discloses car sub vehicle frame side opening shaping module, small, compact structure, equipment convenient and fast, production efficiency is high, and is quick detachable, maintains that the maintenance is convenient, long service life.

Description

Side hole forming module for auxiliary frame of automobile

Technical Field

The utility model relates to a car sub vehicle frame mould, in particular to car sub vehicle frame side opening shaping module.

Background

The subframe can be regarded as a framework of the front axle and the rear axle, and is a component of the front axle and the rear axle. The subframe is not a complete frame, but merely a bracket that supports the front and rear axles and the suspension, through which the axles and suspension are then connected to the "main frame", conventionally referred to as the "subframe". The sub-frame has the functions of isolating vibration and noise and reducing direct entering of the sub-frame into a carriage, so that the sub-frame is mostly arranged on luxury cars and off-road vehicles, and the sub-frame is also arranged on an engine of some vehicles. Conventional vehicle bodies without sub-frames have suspensions that are directly connected to the body steel panels. Thus, the suspension rocker mechanisms of both the front and rear axles are discrete components and not an assembly. After the subframe is produced, the front and rear suspensions may be assembled to the subframe to form an axle assembly, which is then mounted to the vehicle body. The sub vehicle frame adopts punching press and welded processing mode usually, a sub vehicle frame, and its punching press includes that upper portion punching press becomes the door type, and the lateral wall dashes the shrinkage pool to punch a hole in the shrinkage pool bottom surface, traditional mould adopts and upgrades the mould, and the structure is complicated, and bulky, and damage the after-repair inconvenient.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a compact structure, can one shot forming, and maintain the convenient car sub vehicle frame side opening forming module of maintenance.

(2) Technical scheme for solving problems

The utility model provides an automobile auxiliary frame side hole forming module, which comprises a convex die head 1, wherein an installation cavity with an open upper end is formed on the convex die head 1, a mounting plate 2 is fixed at the open end of the convex die head 1, two mounting holes are uniformly distributed on the side wall of the installation cavity in the circumferential direction, the axes of the mounting holes are perpendicular to and intersect with the axis of the installation cavity, a lower mounting seat 3 is fixed at the bottom of the installation cavity, a concave hole is formed in the center of the upper surface of the lower mounting seat 3, a stepped hole 301 is formed in the side wall of the concave hole, the stepped hole 301 is communicated with the installation hole and is coaxial with the installation hole, a guide pillar 4 is arranged in the stepped hole 301 in a sliding mode, the head of the guide pillar 4 is rigidly connected with a punch 41 in the installation hole, an inclined guide block 42 is arranged at the tail of the guide pillar 4, a first guide sleeve 72 is sleeved outside the guide pillar 4, the first guide sleeve 72, a first elastic part is arranged between the first guide sleeve 72 and the step surface of the stepped hole, the first elastic part enables the first guide sleeve to have an inward movement trend, and the end part of the first guide sleeve is contacted with the inclined guide block; the upper end of the lower mounting seat 3 is provided with an upper mounting seat 5, the upper end and the lower end of the upper mounting seat penetrate through a center hole, a pressing rod 6 is arranged in the center hole in a sliding mode, a second elastic part is arranged in the upper mounting seat and enables the pressing rod to move upwards, the lower end of the pressing rod is provided with an upper inclined guide face corresponding to the inclined guide block, and the upper end of the pressing rod 6 penetrates through the mounting plate and extends to the outside of the mounting cavity.

Further, the cross section of installation cavity is circular, the lateral wall of installation cavity is equipped with the bar constant head tank, the length direction of bar constant head tank is on a parallel with the axis of installation cavity, down the lateral wall of mount pad 3 be equipped with the bar constant head tank corresponds and can block into the bar location arch 32 of bar constant head tank.

Furthermore, the mounting hole is trapezoidal, a second guide sleeve 71 is arranged in a small hole of the mounting hole, and the second guide sleeve 71 is fixed on the side wall of the lower mounting seat through a screw.

Further, the axial height of the punch is smaller than the depth of a large hole of the mounting hole.

Further, the lower end of the lower mounting seat 3 is provided with an annular positioning protrusion 33, and the end of the annular positioning protrusion 33 is in contact with the bottom surface of the mounting cavity.

Further, the lower mounting seat 3 is fixed on the bottom surface of the mounting cavity through inner hexagonal bolts uniformly distributed in the circumferential direction.

Furthermore, the upper end of the lower mounting seat is provided with a positioning groove, and the lower end of the upper mounting seat is provided with a positioning boss corresponding to the positioning groove.

(3) Advantageous effects

The utility model discloses car sub vehicle frame side opening shaping module, small, compact structure, equipment convenient and fast pushes down the in-process at the upper die, realizes synchronous side blow shaping, has reduced the process, has improved production efficiency, and quick detachable, and it is convenient to maintain, long service life.

Drawings

FIG. 1 is a schematic structural view of a side hole forming module of an auxiliary frame of an automobile according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of the installation of the lower mounting seat of the side hole forming module of the subframe of the present invention;

in the figure: the device comprises a 1-convex die head, a 2-mounting plate, a 3-lower mounting base, a 301-stepped hole, a 32-strip-shaped positioning protrusion, a 33-annular positioning protrusion, a 4-guide column, a 41-punch, a 42-inclined guide block, a 43-first elastic component, a 421-lower inclined guide surface, a 5-upper mounting base, a 501-central hole, a 53-second elastic component, a 6-compression bar, a 71-second guide sleeve and a 72-first guide sleeve.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 3, the utility model provides a side hole forming module for an auxiliary frame of an automobile, which comprises a male die head 1, wherein the male die head 1 is used for forming a hole, the whole body of the male die head is cylindrical, a mounting cavity with an open upper end is formed on the male die head 1, the cross section of the mounting cavity is circular, a mounting plate 2 is fixed at the open upper end of the male die head 1, a hole for allowing a bolt to pass is arranged on the mounting plate 2 and is used for fixing the mounting plate on an upper die, two mounting holes are evenly distributed on the circumferential direction of the side wall of the mounting cavity, the mounting holes are stepped holes with large outer ends and small inner ends, the axes of the mounting holes are vertical and intersected with the axis of the mounting cavity, a lower mounting seat 3 is fixed at the bottom of the mounting cavity, specifically, the lower mounting seat 3 is cylindrical as a whole, an annular positioning bulge 33 is arranged at the lower end of the lower mounting seat 3, the end of the annular positioning bulge 33 is contacted with the, the mounting precision is improved, the mounting error of the lower mounting base 3 caused by uneven bottom surface of the mounting cavity is avoided, four counter bores are formed in the upper end and the lower end of the lower mounting base 3 in a penetrating mode, the number of the counter bores is four, the counter bores are uniformly distributed in the circumferential direction, and the four hexagon socket head bolts penetrate through the counter bores and fixedly mount the lower mounting base 3 on the bottom surface of the mounting cavity; a circular concave hole is formed in the center of the upper surface of the lower mounting seat 3, a stepped hole 301 with a small outer end and a large inner end is formed in the side wall of the concave hole, the stepped hole 301 is communicated with the mounting hole and is coaxial with the mounting hole, meanwhile, the aperture of the small hole end of the stepped hole 301 is larger than that of the small hole end of the mounting hole, a guide pillar 4 is arranged in the stepped hole 301 in a sliding mode, the head of the guide pillar 4 extends into the large hole of the mounting hole and is rigidly connected with a punch 41 in the large hole of the mounting hole, the axial height of the punch 41 is smaller than the depth of the large hole of the mounting hole, and the difference value of the; the tail part of the guide post 4 is provided with an inclined guide block 42, the inclined guide block 42 is provided with a lower inclined guide surface 421 which inclines upwards, and in the embodiment, the included angle between the lower inclined guide surface 421 and the horizontal plane is more than or equal to 45 degrees and less than 65 degrees; a first guide sleeve 72 is sleeved outside the guide post 4, the first guide sleeve 72 is slidably arranged in a large hole of the stepped hole, a first elastic part 43 is arranged between the first guide sleeve 72 and the stepped surface of the stepped hole 301, the first elastic part 43 enables the first guide sleeve 72 to move inwards, in the embodiment, the first elastic part 43 is a spring and is sleeved on the guide post 4, and the end part of the first guide sleeve 72 is in contact with the inclined guide block 42, so that the inclined guide block 42 is pushed to move inwards; in order to improve the operation stability and reliability, a second guide sleeve 71 is arranged in the small hole of the mounting hole, the second guide sleeve 71 is fixed on the side wall of the lower mounting seat 3 through a screw, and the axial height of the second guide sleeve 71 is smaller than the depth of the small hole end of the mounting hole; for the convenience of accurate positioning during the equipment, be equipped with the bar constant head tank at the lateral wall of installation cavity, the length direction of bar constant head tank is on a parallel with the axis of installation cavity, and the lateral wall of mount pad 3 is equipped with simultaneously and corresponds with the bar constant head tank and can block into the bar location arch 32 of bar constant head tank, and it can realize the radial positioning of mount pad 3, makes shoulder hole and mounting hole quick, accurate alignment when the equipment. An upper mounting base 5 is arranged at the upper end of the lower mounting base 3 and fixed on the lower mounting base 3 through screws, a central hole 501 penetrates through the upper end and the lower end of the upper mounting base, a pressing rod 6 is slidably arranged in the central hole, a second elastic part 53 is arranged in the upper mounting base 5 and enables the pressing rod 6 to move upwards, an upper inclined guide surface corresponding to the inclined guide block 42 is arranged at the lower end of the pressing rod, the inclined angles of the upper inclined guide surface and the lower inclined guide surface 421 are the same, and the upper end of the pressing rod 6 penetrates through the mounting plate 2 and extends out of the mounting cavity; in order to improve assembly efficiency and precision, be equipped with positioning groove in the upper end of mount pad 3 down, be equipped with the location boss that corresponds with positioning groove simultaneously at the lower extreme of last mount pad 5, it can realize the quick location between mount pad 5 and the mount pad 3 down.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a car sub vehicle frame side opening shaping module which characterized in that: the device comprises a male die head, wherein an installation cavity with an open upper end is formed in the male die head, an installation plate is fixed at the open end of the male die head, two installation holes are uniformly distributed in the circumferential direction of the side wall of the installation cavity, the axes of the installation holes are perpendicular to and intersect with the axis of the installation cavity, a lower installation seat is fixed at the bottom of the installation cavity, a concave hole is formed in the center of the upper surface of the lower installation seat, a stepped hole is formed in the side wall of the concave hole, the stepped hole is communicated with the installation hole and is coaxial with the installation hole, a guide pillar is slidably arranged in the stepped hole, the head of the guide pillar is rigidly connected with a punch head in the installation hole, an inclined guide block is arranged at the tail of the guide pillar, a first guide sleeve is sleeved outside the guide pillar, the first guide sleeve is slidably arranged in the large hole of the stepped hole, a first elastic component is arranged between the first guide sleeve and the stepped surface of the stepped hole, and enables the, the end part of the first guide sleeve is in contact with the inclined guide block; the upper end of the lower mounting seat is provided with an upper mounting seat, the upper end and the lower end of the upper mounting seat penetrate through a center hole, a pressing rod is arranged in the center hole in a sliding mode, a second elastic part is arranged in the upper mounting seat and enables the pressing rod to move upwards, the lower end of the pressing rod is provided with an upper inclined guide surface corresponding to the inclined guide block, and the upper end of the pressing rod penetrates through the mounting plate and extends out of the mounting cavity.

2. The vehicle subframe side hole forming module set as claimed in claim 1, wherein: the cross section of installation cavity is circular, the lateral wall of installation cavity is equipped with the bar constant head tank, the length direction of bar constant head tank is on a parallel with the axis of installation cavity, down the lateral wall of mount pad be equipped with the bar constant head tank corresponds and can block into the bar location of bar constant head tank is protruding.

3. The vehicle subframe side hole forming module set as claimed in claim 1, wherein: the mounting hole is trapezoidal, a second guide sleeve is arranged in a small hole of the mounting hole, and the second guide sleeve is fixed on the side wall of the lower mounting seat through a screw.

4. The vehicle subframe side hole forming module as claimed in claim 3, wherein: the axial height of the punch is smaller than the depth of a large hole of the mounting hole.

5. The vehicle subframe side hole forming module set as claimed in claim 1, wherein: the lower end of the lower mounting seat is provided with an annular positioning bulge, and the end part of the annular positioning bulge is in contact with the bottom surface of the mounting cavity.

6. The vehicle subframe side hole forming module set as claimed in claim 1, wherein: the lower mounting seat is fixed on the bottom surface of the mounting cavity through inner hexagonal bolts uniformly distributed in the circumferential direction.

7. The vehicle subframe side hole forming module set as claimed in claim 1, wherein: the upper end of the lower mounting seat is provided with a positioning groove, and the lower end of the upper mounting seat is provided with a positioning boss corresponding to the positioning groove.