CN115351166B - A stamping and bending equipment for automobile connectors - Google Patents

A stamping and bending equipment for automobile connectors

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Publication number
CN115351166B
CN115351166B CN202211131279.8A CN202211131279A CN115351166B CN 115351166 B CN115351166 B CN 115351166B CN 202211131279 A CN202211131279 A CN 202211131279A CN 115351166 B CN115351166 B CN 115351166B
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CN
China
Prior art keywords
punching
stamping
bending
groups
upper die
Prior art date
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Active
Application number
CN202211131279.8A
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Chinese (zh)
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CN115351166A (en
Inventor
应伟标
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ninghai Maoxiang Hardware Stamping Co ltd
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Ninghai Maoxiang Hardware Stamping Co ltd
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Application filed by Ninghai Maoxiang Hardware Stamping Co ltd filed Critical Ninghai Maoxiang Hardware Stamping Co ltd
Priority to CN202211131279.8A priority Critical patent/CN115351166B/en
Publication of CN115351166A publication Critical patent/CN115351166A/en
Application granted granted Critical
Publication of CN115351166B publication Critical patent/CN115351166B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/001—Shaping combined with punching, e.g. stamping and perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/34—Perforating tools; Die holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02—Ejecting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
    • B21D5/0209—Tools therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

本发明涉及汽车零部件加工技术领域，尤其涉及一种汽车连接件的冲压折弯设备，解决了现有技术中汽车非标金属连接件成型加工装置有待改进的问题。一种汽车连接件的冲压折弯设备，包括通过支撑柱连接的底座和顶座，以及安装在顶座上的液压油缸，还包括：冲压折弯机构，包括上模具和下模具，所述上模具安装在液压油缸底端，所述下模具安装在底座上。本发明通过预设冲压孔和传导孔，保证非标金属板折弯冲孔加工的准确性，通过设置导出机构，便于冲孔废料和金属连接件的单独收集，避免造成冲孔废料与金属连接件筛选的复杂操作工作，实现了可以对非标金属板实现准确折弯和冲孔，且便于废料和折弯成型料分别回收的冲压折弯设备。

The present invention relates to the field of automobile parts processing technology, and in particular to a stamping and bending device for automobile connectors, which solves the problem that the existing technology of automobile non-standard metal connector forming and processing devices needs to be improved. A stamping and bending device for automobile connectors, including a base and a top seat connected by a support column, and a hydraulic cylinder installed on the top seat, also includes: a stamping and bending mechanism, including an upper mold and a lower mold, the upper mold is installed at the bottom end of the hydraulic cylinder, and the lower mold is installed on the base. The present invention ensures the accuracy of the bending and punching processing of non-standard metal plates by pre-setting stamping holes and conduction holes, and facilitates the separate collection of punching waste and metal connectors by setting a lead-out mechanism, avoiding the complicated operation of screening punching waste and metal connectors, and realizes a stamping and bending device that can accurately bend and punch non-standard metal plates and facilitates the separate recovery of waste and bending forming materials.

Description

Stamping bending equipment for automobile connecting piece
Technical Field
The invention relates to the technical field of automobile part processing, in particular to stamping and bending equipment for an automobile connecting piece.
Background
The automobile parts include standard parts and non-standard parts, wherein the majority of automobile connecting parts are non-standard parts, the existing cold stamping bending processing of non-standard automobile metal parts is formed, the raw materials of the connecting parts are generally steel plates, and the cold stamping forming of the automobile metal parts can bring better safety for vehicles.
In addition to bending, the nonstandard automobile connector also needs to be punched for matching and tightening the bolts at the punched positions when the connector is used. The existing automobile nonstandard metal connecting piece with the V-shaped structure is different in included angle according to different use requirements, however, great inconvenience is brought to the punching processing of the part after bending, multiple punching dies are required to be designed due to uncertainty of the punching angle, and the punching dies are required to be matched with the punching waste to be discharged, so that the processing process of the nonstandard connecting piece is complex, and the processing cost is high.
Therefore, the stamping and bending equipment for the automobile connecting piece is provided at present, and the stamping and bending equipment integrating three mechanisms including bending, punching and waste guiding out is arranged, so that the forming and processing of the nonstandard connecting piece can be more efficient and convenient.
Disclosure of Invention
The invention aims to provide stamping and bending equipment for an automobile connecting piece, which solves the problem that an automobile non-standard metal connecting piece forming and processing device in the prior art needs to be improved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a stamping equipment of bending of automobile connection spare, includes base and footstock that connects through the support column to and install the hydraulic cylinder on the footstock, still include:
the stamping and bending mechanism comprises an upper die and a lower die, wherein the upper die is arranged at the bottom end of the hydraulic cylinder, the lower die is arranged on the base, and a forming cavity with a V-shaped structure is formed between the upper die and the lower die in a stamping and matching state;
The punching mechanism comprises two groups of driving columns, two groups of punching columns, two groups of guide seats and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns to vertically and limitedly move on the base, the two groups of guide seats are respectively arranged at the top ends of the two groups of driving columns, the bottom ends of the two groups of punching columns are respectively limitedly and obliquely slid in the corresponding guide seats, the axial lead of the punching columns is vertical to the forming inclined plane of the lower die, and a punching hole for the punching columns to penetrate is formed in the lower die;
The guide mechanism comprises an inflating and discharging air pump, an air duct, a guide hole formed on a forming inclined plane of the upper die, a discharging hole formed in the upper die, a sliding cavity formed in the upper die and a piston rod matched with the sliding cavity, wherein the axis of the guide hole is collinear with that of the punching hole, the guide hole, the discharging hole and the sliding cavity are mutually communicated, two groups of guide holes, guide holes and sliding cavities are respectively arranged, the discharging hole penetrates through the side end face of the upper die, the sliding cavity penetrates through the other side end face of the upper die, and the inflating and discharging air pump is respectively communicated with the two groups of sliding cavities through the air duct.
Preferably, the punching machine further comprises an electric control mechanism for driving the hydraulic cylinder, the inflating and deflating pump and the punching driving piece to start or stop.
Preferably, the blanking plate is installed to the both sides of last mould, and during the shaping state of bending, the inboard terminal surface of blanking plate and the outside terminal surface sliding fit of bed die, the both sides of bed die are connected with the row flitch of slope down respectively.
Preferably, the molding surface of the upper die and the molding surface of the lower die are respectively in a V-shaped structure, and the axes of the two groups of punching holes are respectively perpendicular to two inclined end surfaces of the V-shaped structure.
Preferably, positioning cylinders are respectively arranged on two sides of the lower die, positioning pins are respectively arranged on two sides of the upper die, and the positioning pins are matched and spliced with the positioning cylinders in a bending state.
Preferably, the width of the discharge hole is greater than the thickness of the punched slag, the piston rod is of a T-shaped structure, the horizontal end of the T-shaped structural point is close to the air duct, the inner diameter of the sliding cavity is the same as the outer diameter of the T-shaped horizontal end of the piston rod, a limiting block is arranged on the inner side of the communication end of the sliding cavity and the discharge hole, and the limiting block is attached to the outer wall of the piston rod.
Preferably, the bottom of the punching column is provided with a sliding seat with a T-shaped cross section, the guide seat is internally provided with a sliding groove with a T-shaped cross section, two ends of the sliding groove do not penetrate through the guide seat respectively, the sliding seat is limited to slide in the sliding groove, and the inclined direction of the formed inclined end face corresponding to the sliding direction lower die is parallel.
Preferably, the bottom box is installed to the below of base, the driving piece that punches a hole is installed in the bottom box, install the mount pad on the base, the bed die is connected with the mount pad, the vertical slip of driver column runs through mount pad and base, to the bottom box in.
Preferably, the punching driving piece is two groups of air cylinders, the two groups of air cylinders are respectively arranged in the bottom box, and the top ends of driving parts of the two groups of air cylinders are respectively fixedly arranged with corresponding driving columns.
Preferably, the punching driving piece is a punching oil cylinder, the punching oil cylinder is arranged at the center of the bottom box, a push plate is fixedly arranged at the top end of the driving part of the punching oil cylinder, the push plate is of a Chinese character 'ji' -shaped structure, and two ends of the push plate are fixedly arranged at the bottom ends of the two driving columns respectively.
The invention has at least the following beneficial effects:
1. the punching holes are formed in the bending end face of the lower die, the conducting holes are formed in the bending end face of the upper die, so that the punching mechanism avoids a concentrated stress area of the punching and bending mechanism, the stability of a metal punching path can be ensured by presetting the punching holes and the conducting holes perpendicular to the bending end face according to the bending end face, and the accuracy of bending and punching processing of the non-standard metal plate is ensured.
2. Through setting up guiding mechanism to utilize row's material hole and the sliding chamber of seting up in the last mould to collect and derive the waste material that punches a hole, make the direction of deriving of waste material that punches a hole opposite with nonstandard board of bending derive the direction, the waste material that punches a hole derives the direction and is located the top of the leading-in side of metal, realize the waste material that punches a hole and the metal connecting piece after bending separately ejection of compact, be convenient for punch a hole waste material and the separate collection of metal connecting piece, avoid causing the complicated operation work of waste material and metal connecting piece screening that punches a hole, realized can realizing accurate bending and punching a hole to nonstandard metal board, and be convenient for waste material and the punching press equipment of bending that the molding material was retrieved respectively.
3. Through setting up two sets of cylinders or a set of hydro-cylinders that punches a hole to drive the post and go on lifting control, can design guide seat and slide complex inclination according to the inclination of non-standard metal connecting piece, realize the vertical drive of drive post, control the effect that punches a hole of post slope of punching a hole for equipment later stage design cost is low, and equipment use is more nimble.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic front view of a press bending apparatus;
FIG. 2 is a schematic rear view of a press bending apparatus;
FIG. 3 is a schematic view of a lower die mounting structure;
fig. 4 is a schematic diagram of the disassembly structure of the lower die, the punching column, the driving column and the cylinder;
FIG. 5 is a schematic view of a split structure of a stamping column and a guide base;
FIG. 6 is a schematic view of an upper mold mounting structure;
FIG. 7 is a schematic cross-sectional view of the upper mold;
FIG. 8 is a schematic diagram showing the mating state of the upper mold and the lower mold;
Fig. 9 is a schematic diagram of the mating structure of the drive post and the punching cylinder.
1, A base, 2, a bottom box, 3, a mounting seat, 4, a lower die, 5, a discharge plate, 6, an upper die, 7, a positioning cylinder, 8, a positioning pin, 9, an inflating and deflating pump, 10, an air duct, 11, a hydraulic cylinder, 12, a top seat, 13, a driving column, 14, a guide seat, 15, a punching column, 16, a discharge hole, 17, a punching hole, 18, a cylinder, 19, a sliding seat, 20, a sliding chute, 21, a blanking plate, 22, a conducting hole, 23, a punching cylinder, 24, a sliding cavity, 25, a piston rod, 26, a forming cavity, 27 and a push plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
Referring to fig. 1 to 9, a stamping and bending apparatus for an automobile connector includes a base 1 and a top base 12 connected by a support column, and a hydraulic cylinder 11 mounted on the top base 12, further including:
the stamping and bending mechanism comprises an upper die 6 and a lower die 4, wherein the upper die 6 is arranged at the bottom end of a hydraulic cylinder 11, the lower die 4 is arranged on a base 1, and a forming cavity 26 with a V-shaped structure is formed between the upper die 6 and the lower die 4 in a stamping and matching state;
The punching mechanism comprises two groups of driving columns 13, two groups of punching columns 15, two groups of guide seats 14 and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns 13 to vertically and limitedly move on the base 1, the two groups of guide seats 14 are respectively arranged at the top ends of the two groups of driving columns 13, the bottom ends of the two groups of punching columns 15 are respectively limited in the corresponding guide seats 14 and obliquely slide, the axial lead of the punching column 15 is vertical to the forming inclined plane of the lower die 4, and a punching hole 17 for the punching column 15 to penetrate is formed in the lower die 4;
The guiding mechanism comprises an inflation and deflation pump 9, an air duct 10, a conducting hole 22 formed on a forming inclined surface of the upper die 6, a discharge hole 16 formed in the upper die 6, a sliding cavity 24 formed in the upper die 6 and a piston rod 25 matched with the sliding cavity 24, wherein the axis line of the conducting hole 22 is collinear with the punching hole 17, the conducting hole 22, the discharge hole 16 and the sliding cavity 24 are mutually communicated, two groups of the conducting hole 16, the conducting hole 22 and the sliding cavity 24 are respectively arranged, the discharging hole 16 penetrates through the side end surface of the upper die 6, the sliding cavity 24 penetrates through the other side end surface of the upper die 6, and the inflation and deflation pump 9 is respectively communicated with the two groups of the sliding cavities 24 through the air duct 10;
the automatic punching machine also comprises an electric control mechanism for driving the hydraulic cylinder 11, the inflation and deflation pump 9 and the punching driving piece to start or stop;
Further, the blanking plates 21 are installed on two sides of the upper die 6, in a bending and forming state, the inner side end surfaces of the blanking plates 21 are in sliding fit with the outer side end surfaces of the lower die 4, two sides of the lower die 4 are respectively connected with the downward-inclined discharging plates 5, specifically, when the upper die 6 is driven by the hydraulic oil cylinder 11 to punch the lower die 4, the blanking plates 21 bend, the redundant plates on two sides are remained outside the lower die 4, and the blanking plates 21 are used for cutting the redundant plates on two sides;
further, the molding surface of the upper die 6 and the molding surface of the lower die 4 are respectively in a V-shaped structure, the axes of the two groups of punching holes 17 are respectively perpendicular to two inclined end surfaces of the V-shaped structure, and specifically, when the punching column 15 moves in the punching holes 17, the effect of the punching column 15 on the vertically punched metal plate after being molded can be ensured;
Further, positioning barrels 7 are respectively arranged on two sides of the lower die 4, positioning pins 8 are respectively arranged on two sides of the upper die 6, the positioning pins 8 are matched and inserted with the positioning barrels 7 in a bending state, and in a stamping state of the upper die 6 and the lower die 4, the positioning pins 8 are inserted with the positioning barrels 7;
In the embodiment, a metal plate is placed at the top of a lower die 4, a hydraulic cylinder 11 controls an upper die 6 to move downwards to punch and bend the metal plate, a blanking plate 21 cuts off the residual materials on two sides of the metal plate to finish the punching and bending task of the metal plate in the first step, an extending end of a punching column 15 is positioned in the lower die 4 in an initial state, two groups of driving columns 13 are controlled to move upwards to enable a guide seat 14 and the punching column 15 to slide in a matched manner so as to respectively push the corresponding punching column 15 to move along a punching hole 17 to punch the metal plate, when the punching column 15 is in a final state, the extending end of the punching column 15 is positioned in a guide hole 22 to finish the punching task after bending the metal plate in the second step, the punching waste material is pushed to pass through the guide hole 22 to the discharge hole 16 after the punching in the second step, a gas charging pump 9 is inflated to drive a piston rod 25 to slide in a sliding cavity 24, the piston rod 25 pushes the waste material out of the discharge hole 16, and the gas charging pump 9 is controlled to reset so that the piston rod 25 is guided out of the piston rod in the third step to finish the punching task after the punching of the metal plate in the second step, and the punching waste material is accurately processed;
In the embodiment, the punching hole 17 is formed in the bending end face of the lower die 4, the conducting hole 22 is formed in the bending end face of the upper die 6, so that the punching mechanism avoids a concentrated stress area of the punching bending mechanism, the punching hole 17 and the conducting hole 22 which are perpendicular to the bending end face are preset according to the bending end face, the stability of a metal punching path can be ensured, the accuracy of metal punching is ensured, the guiding mechanism is arranged, the punching waste is collected and guided out by utilizing the discharging hole 16 and the sliding cavity 24 which are formed in the upper die 6, the guiding direction of the punching waste is opposite to the guiding direction of the nonstandard bending plate, the guiding direction of the punching waste is positioned above the metal guiding side, separate discharging of the punching waste and the bent metal connecting piece is realized, separate collecting of the punching waste and the metal connecting piece is facilitated, complex operation work for screening the punching waste and the metal connecting piece is avoided, and the punching equipment capable of realizing accurate bending and punching of the nonstandard metal plate and respectively recovering the waste and the bending forming material is realized.
Example two
Referring to fig. 1 to 9, a stamping and bending apparatus for an automobile connector includes a base 1 and a top base 12 connected by a support column, and a hydraulic cylinder 11 mounted on the top base 12, further including:
the stamping and bending mechanism comprises an upper die 6 and a lower die 4, wherein the upper die 6 is arranged at the bottom end of a hydraulic cylinder 11, the lower die 4 is arranged on a base 1, and a forming cavity 26 with a V-shaped structure is formed between the upper die 6 and the lower die 4 in a stamping and matching state;
The punching mechanism comprises two groups of driving columns 13, two groups of punching columns 15, two groups of guide seats 14 and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns 13 to vertically and limitedly move on the base 1, the two groups of guide seats 14 are respectively arranged at the top ends of the two groups of driving columns 13, the bottom ends of the two groups of punching columns 15 are respectively limited in the corresponding guide seats 14 and obliquely slide, the axial lead of the punching column 15 is vertical to the forming inclined plane of the lower die 4, and a punching hole 17 for the punching column 15 to penetrate is formed in the lower die 4;
The guiding mechanism comprises an inflation and deflation pump 9, an air duct 10, a conducting hole 22 formed on a forming inclined surface of the upper die 6, a discharge hole 16 formed in the upper die 6, a sliding cavity 24 formed in the upper die 6 and a piston rod 25 matched with the sliding cavity 24, wherein the axis line of the conducting hole 22 is collinear with the punching hole 17, the conducting hole 22, the discharge hole 16 and the sliding cavity 24 are mutually communicated, two groups of the conducting hole 16, the conducting hole 22 and the sliding cavity 24 are respectively arranged, the discharging hole 16 penetrates through the side end surface of the upper die 6, the sliding cavity 24 penetrates through the other side end surface of the upper die 6, and the inflation and deflation pump 9 is respectively communicated with the two groups of the sliding cavities 24 through the air duct 10;
the automatic punching machine also comprises an electric control mechanism for driving the hydraulic cylinder 11, the inflation and deflation pump 9 and the punching driving piece to start or stop;
The forming surface of the upper die 6 and the forming surface of the lower die 4 are respectively in a V-shaped structure, the axial leads of two groups of punching holes 17 are respectively corresponding to be perpendicular to the two inclined end surfaces of the V-shaped structure, positioning cylinders 7 are respectively arranged at two sides of the lower die 4, positioning pins 8 are respectively arranged at two sides of the upper die 6, and the positioning pins 8 are matched and spliced with the positioning cylinders 7 in the bending state;
The width of the discharge hole 16 is larger than the thickness of the punched slag, the piston rod 25 is of a T-shaped structure, the horizontal end of a T-shaped structure point is close to the air duct 10, the inner diameter of the sliding cavity 24 is the same as the outer diameter of the T-shaped horizontal end of the piston rod 25, a limiting block is arranged on the inner side of the communication end of the sliding cavity 24 and the discharge hole 16, and the limiting block is attached to the outer wall of the piston rod 25;
In this embodiment, the depth of the conducting hole 22 is less than half the thickness of the metal plate subjected to bending, the thickness of the discharge hole 16 is not more than three halves of the thickness of the metal plate subjected to bending, the length of the sliding cavity 24 is equal to the length of the discharge hole 16, the initial state of the extending end of the piston rod 25 is located in the discharge hole 16 and is not located in the extending area of the conducting hole 22, and by setting the above limitation, the punched waste can smoothly enter the discharge hole 16 and be smoothly guided out of the discharge hole 16 under the pushing of the piston rod 25.
Example III
Referring to fig. 1 to 9, a stamping and bending apparatus for an automobile connector includes a base 1 and a top base 12 connected by a support column, and a hydraulic cylinder 11 mounted on the top base 12, further including:
the stamping and bending mechanism comprises an upper die 6 and a lower die 4, wherein the upper die 6 is arranged at the bottom end of a hydraulic cylinder 11, the lower die 4 is arranged on a base 1, and a forming cavity 26 with a V-shaped structure is formed between the upper die 6 and the lower die 4 in a stamping and matching state;
The punching mechanism comprises two groups of driving columns 13, two groups of punching columns 15, two groups of guide seats 14 and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns 13 to vertically and limitedly move on the base 1, the two groups of guide seats 14 are respectively arranged at the top ends of the two groups of driving columns 13, the bottom ends of the two groups of punching columns 15 are respectively limited in the corresponding guide seats 14 and obliquely slide, the axial lead of the punching column 15 is vertical to the forming inclined plane of the lower die 4, and a punching hole 17 for the punching column 15 to penetrate is formed in the lower die 4;
The guiding mechanism comprises an inflation and deflation pump 9, an air duct 10, a conducting hole 22 formed on a forming inclined surface of the upper die 6, a discharge hole 16 formed in the upper die 6, a sliding cavity 24 formed in the upper die 6 and a piston rod 25 matched with the sliding cavity 24, wherein the axis line of the conducting hole 22 is collinear with the punching hole 17, the conducting hole 22, the discharge hole 16 and the sliding cavity 24 are mutually communicated, two groups of the conducting hole 16, the conducting hole 22 and the sliding cavity 24 are respectively arranged, the discharging hole 16 penetrates through the side end surface of the upper die 6, the sliding cavity 24 penetrates through the other side end surface of the upper die 6, and the inflation and deflation pump 9 is respectively communicated with the two groups of the sliding cavities 24 through the air duct 10;
the automatic punching machine also comprises an electric control mechanism for driving the hydraulic cylinder 11, the inflation and deflation pump 9 and the punching driving piece to start or stop;
The forming surface of the upper die 6 and the forming surface of the lower die 4 are respectively in a V-shaped structure, the axial leads of two groups of punching holes 17 are respectively corresponding to be perpendicular to the two inclined end surfaces of the V-shaped structure, positioning cylinders 7 are respectively arranged at two sides of the lower die 4, positioning pins 8 are respectively arranged at two sides of the upper die 6, and the positioning pins 8 are matched and spliced with the positioning cylinders 7 in the bending state;
The width of the discharge hole 16 is larger than the thickness of the punched slag, the piston rod 25 is of a T-shaped structure, the horizontal end of a T-shaped structure point is close to the air duct 10, the inner diameter of the sliding cavity 24 is the same as the outer diameter of the T-shaped horizontal end of the piston rod 25, a limiting block is arranged on the inner side of the communication end of the sliding cavity 24 and the discharge hole 16, and the limiting block is attached to the outer wall of the piston rod 25;
The bottom end of the punching column 15 is provided with a sliding seat 19 with a T-shaped cross section, a guide seat 14 is internally provided with a sliding groove 20 with a T-shaped cross section, two ends of the sliding groove 20 do not penetrate through the guide seat 14 respectively, the sliding seat 19 is limited in the sliding groove 20 to slide, and the inclined direction of a forming inclined end surface corresponding to a lower die 4 in the sliding direction is parallel;
in this embodiment, the two sets of cylinders 18 are used to control the lifting of the driving column 13, so that the punching operation can be completed smoothly.
Example IV
Referring to fig. 1 to 9, a stamping and bending apparatus for an automobile connector includes a base 1 and a top base 12 connected by a support column, and a hydraulic cylinder 11 mounted on the top base 12, further including:
the stamping and bending mechanism comprises an upper die 6 and a lower die 4, wherein the upper die 6 is arranged at the bottom end of a hydraulic cylinder 11, the lower die 4 is arranged on a base 1, and a forming cavity 26 with a V-shaped structure is formed between the upper die 6 and the lower die 4 in a stamping and matching state;
The punching mechanism comprises two groups of driving columns 13, two groups of punching columns 15, two groups of guide seats 14 and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns 13 to vertically and limitedly move on the base 1, the two groups of guide seats 14 are respectively arranged at the top ends of the two groups of driving columns 13, the bottom ends of the two groups of punching columns 15 are respectively limited in the corresponding guide seats 14 and obliquely slide, the axial lead of the punching column 15 is vertical to the forming inclined plane of the lower die 4, and a punching hole 17 for the punching column 15 to penetrate is formed in the lower die 4;
The guiding mechanism comprises an inflation and deflation pump 9, an air duct 10, a conducting hole 22 formed on a forming inclined surface of the upper die 6, a discharge hole 16 formed in the upper die 6, a sliding cavity 24 formed in the upper die 6 and a piston rod 25 matched with the sliding cavity 24, wherein the axis line of the conducting hole 22 is collinear with the punching hole 17, the conducting hole 22, the discharge hole 16 and the sliding cavity 24 are mutually communicated, two groups of the conducting hole 16, the conducting hole 22 and the sliding cavity 24 are respectively arranged, the discharging hole 16 penetrates through the side end surface of the upper die 6, the sliding cavity 24 penetrates through the other side end surface of the upper die 6, and the inflation and deflation pump 9 is respectively communicated with the two groups of the sliding cavities 24 through the air duct 10;
the automatic punching machine also comprises an electric control mechanism for driving the hydraulic cylinder 11, the inflation and deflation pump 9 and the punching driving piece to start or stop;
The forming surface of the upper die 6 and the forming surface of the lower die 4 are respectively in a V-shaped structure, the axial leads of two groups of punching holes 17 are respectively corresponding to be perpendicular to the two inclined end surfaces of the V-shaped structure, positioning cylinders 7 are respectively arranged at two sides of the lower die 4, positioning pins 8 are respectively arranged at two sides of the upper die 6, and the positioning pins 8 are matched and spliced with the positioning cylinders 7 in the bending state;
The width of the discharge hole 16 is larger than the thickness of the punched slag, the piston rod 25 is of a T-shaped structure, the horizontal end of a T-shaped structure point is close to the air duct 10, the inner diameter of the sliding cavity 24 is the same as the outer diameter of the T-shaped horizontal end of the piston rod 25, a limiting block is arranged on the inner side of the communication end of the sliding cavity 24 and the discharge hole 16, and the limiting block is attached to the outer wall of the piston rod 25;
The bottom end of the punching column 15 is provided with a sliding seat 19 with a T-shaped cross section, a guide seat 14 is internally provided with a sliding groove 20 with a T-shaped cross section, two ends of the sliding groove 20 do not penetrate through the guide seat 14 respectively, the sliding seat 19 is limited in the sliding groove 20 to slide, and the inclined direction of a forming inclined end surface corresponding to a sliding lower die 4 is parallel;
In the embodiment, by arranging the punching oil cylinder 23 in the bottom box 2, the punching oil cylinder 23 can drive the push plate 27 to move upwards, and the push plate 27 simultaneously pushes the two groups of driving columns 13 to move upwards.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a stamping equipment of bending of automobile connection spare, includes base (1) and footstock (12) that connect through the support column to and install hydraulic cylinder (11) on footstock (12), its characterized in that still includes:
The stamping and bending mechanism comprises an upper die (6) and a lower die (4), wherein the upper die (6) is arranged at the bottom end of a hydraulic oil cylinder (11), the lower die (4) is arranged on a base (1), and a forming cavity (26) with a V-shaped structure is formed between the upper die (6) and the lower die (4) in a stamping and matching state;
The punching mechanism comprises two groups of driving columns (13), two groups of punching columns (15), two groups of guide seats (14) and a punching driving piece, wherein the punching driving piece controls the two groups of driving columns (13) to vertically and limitedly move on the base (1), the two groups of guide seats (14) are respectively arranged at the top ends of the two groups of driving columns (13), the bottom ends of the two groups of punching columns (15) are respectively limited in the corresponding guide seats (14) to obliquely slide, the axial lead of the punching column (15) is perpendicular to the forming inclined plane of the lower die (4), and a punching hole (17) for the punching column (15) to penetrate is formed in the lower die (4);
The guide-out mechanism comprises an inflating and discharging air pump (9), an air duct (10), a conducting hole (22) formed on a forming inclined surface of the upper die (6), a discharging hole (16) formed in the upper die (6), a sliding cavity (24) formed in the upper die (6) and a piston rod (25) matched with the sliding cavity (24), wherein the axis of the conducting hole (22) is collinear with that of the punching hole (17), the conducting hole (22), the discharging hole (16) and the sliding cavity (24) are mutually communicated, two groups of the discharging hole (16), the conducting hole (22) and the sliding cavity (24) are respectively arranged, the discharging hole (16) penetrates through the side end surface of the upper die (6), the sliding cavity (24) penetrates through the other side end surface of the upper die (6), and the inflating and discharging air pump (9) is respectively communicated with the two groups of sliding cavities (24) through the air duct (10).
The width of the discharge hole (16) is larger than the thickness of the punched slag, the piston rod (25) is of a T-shaped structure, the horizontal end of a T-shaped structure point is close to the air duct (10), the inner diameter of the sliding cavity (24) is the same as the outer diameter of the T-shaped horizontal end of the piston rod (25), a limiting block is arranged at the inner side of the communication end of the sliding cavity (24) and the discharge hole (16), and the limiting block is attached to the outer wall of the piston rod (25);
slide (19) with T-shaped cross section are installed at the bottom of punching column (15), spout (20) with T-shaped cross section are offered in guide base (14), and guide base (14) are not run through respectively at the both ends of spout (20), slide (19) are spacing to slide in spout (20), and the oblique direction of the shaping oblique terminal surface that gliding direction bed die (4) corresponds is parallel.
2. The punching and bending apparatus of an automobile connecting member according to claim 1, further comprising an electric control mechanism for driving the starting or stopping of the hydraulic cylinder (11), the charge-discharge pump (9) and the punching driving member.
3. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein the blanking plate (21) is installed on two sides of the upper die (6), when in a bending molding state, the inner side end surface of the blanking plate (21) is in sliding fit with the outer side end surface of the lower die (4), and two sides of the lower die (4) are respectively connected with the downward-inclined discharging plates (5).
4. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein the forming surface of the upper die (6) and the forming surface of the lower die (4) are respectively of a V-shaped structure, and the axes of the two groups of stamping holes (17) are respectively perpendicular to two inclined end surfaces of the V-shaped structure.
5. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein positioning barrels (7) are respectively arranged on two sides of the lower die (4), positioning pins (8) are respectively arranged on two sides of the upper die (6), and the positioning pins (8) are matched and spliced with the positioning barrels (7) in a bending state.
6. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein a bottom box (2) is installed below the base (1), the punching driving piece is installed in the bottom box (2), the base (1) is provided with a mounting seat (3), the lower die (4) is connected with the mounting seat (3), and the driving column (13) vertically slides to penetrate through the mounting seat (3) and the base (1) and to the inside of the bottom box (2).
7. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein the stamping and bending equipment is characterized in that the stamping and bending driving piece is provided with two groups of air cylinders (18), the two groups of air cylinders (18) are respectively arranged in the bottom box (2), and the top ends of driving parts of the two groups of air cylinders (18) are respectively fixedly arranged with corresponding driving columns (13).
8. The stamping and bending equipment for the automobile connecting piece according to claim 1, wherein the stamping and bending equipment is characterized in that the stamping and bending driving piece is a stamping oil cylinder (23), the stamping oil cylinder (23) is arranged at the central position of the bottom box (2), a push plate (27) is fixedly arranged at the top end of a driving part of the stamping oil cylinder (23), the push plate (27) is in a shape like a Chinese character 'ji', and two ends of the push plate (27) are fixedly arranged at the bottom ends of two driving columns (13) respectively.
CN202211131279.8A 2022-09-15 2022-09-15 A stamping and bending equipment for automobile connectors Active CN115351166B (en)

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CN117920838B (en) * 2024-03-21 2024-07-09 佛山市南海金贤华家具实业有限公司 Metal plate type furniture stamping device and method thereof
CN118060454B (en) * 2024-04-19 2024-07-02 福建省闽侯县建腾工艺品有限公司 Automatic copper wire forming device for electrolytic copper foil copper dissolution
CN119259818B (en) * 2024-12-09 2025-04-25 如皋市林达线路金具有限公司 Punching device for metal parts of fuse
CN120243730B (en) * 2025-05-29 2025-09-09 爱德夏汽车零部件（昆山）有限公司 Automobile hinge punching device with positioning function

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CN111992621A (en) * 2020-08-31 2020-11-27 靖江市钜顺精密轻合金成型科技有限公司 Stamping die waste material ejecting mechanism
CN215657372U (en) * 2021-05-24 2022-01-28 上海宏旭模具工业有限公司 Machining die for automobile left front door inner plate suitable for automatic discharging

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