CN223932360U - A linkage stamping device - Google Patents

Abstract

This utility model discloses a linkage stamping device. It includes a base, a frame, a hydraulic cylinder, a transmission component, a worktable, and a swing arm mechanism. The worktable is slidably mounted on a guide rail on the upper part of the base, and a lower die is fixed on the upper part of the worktable. The transmission component includes a crank arm, a crank arm rod, a connecting rod, and a guide fixing plate. The guide fixing plate is slidably mounted on two vertical guide columns. The lower end of the connecting rod is fixed to the upper part of the guide fixing plate. One end of the crank arm rod is hinged to a crank arm, and the other end of the crank arm rod is hinged to the upper end of the connecting rod. The upper end of the hydraulic cylinder is hinged to a hydraulic cylinder fixing seat, and the lower end of the hydraulic cylinder is hinged to one end of the crank arm. A slider is hinged to the other end of the crank arm, and the slider slides in cooperation with a guide groove provided on the frame. An upper die is fixed to the lower part of the guide fixing plate. One arm of the swing arm mechanism is connected to the worktable, and the other arm of the swing arm is provided with a roller. Two vertical pressure rods are connected to the guide fixing plate, and the lower ends of the pressure rods can contact the rollers on the swing arm.

Description

Linkage type stamping device

Technical Field

The utility model relates to a linkage type stamping device, and belongs to the technical field of processing equipment.

Background

In the automobile manufacturing line, many assembly processes require the use of a stamping device for assembly. The lower die of the existing stamping device is usually fixed, workpieces need to be manually assembled and disassembled, the automation degree in the production process is low, and automatic continuous production is inconvenient to realize.

Disclosure of utility model

Aiming at the defects in the prior art, the utility model provides the linkage type stamping device which has a simple structure, can greatly shorten the assembly and disassembly time of a tool and is convenient for realizing automatic production.

The utility model is realized by the following technical scheme that the linkage type stamping device is characterized by comprising a base, a frame, an oil cylinder, a transmission part, a workbench and a swing arm mechanism, wherein the frame is arranged on the base, the transmission part, the workbench and the swing arm mechanism are arranged at the front part of the frame, the workbench is slidably arranged on the guide rail, a lower die is fixedly arranged at the upper part of the workbench, the transmission part comprises a crank arm, a crank arm rod, a connecting rod and a guide fixing plate, the guide fixing plate is slidably arranged on two vertical guide posts, the two guide posts are fixedly arranged at two sides of the guide rail respectively, the lower end of the connecting rod is fixedly connected to the upper part of the guide fixing plate, one end of the crank arm rod is hinged with the upper end of the connecting rod through a pin shaft, the upper end of the oil cylinder is hinged with the fixed seat of the oil cylinder through the pin shaft, the lower end of the oil cylinder is hinged with one end of the crank arm through the pin shaft, the other end of the crank arm is hinged with a slider, the slider is slidably matched with a guide chute arranged on the frame, the lower part of the guide fixing plate is fixedly provided with an upper die, the swing arm mechanism is correspondingly arranged at the two sides of the workbench, the two guide fixing plates are fixedly arranged on two guide posts, the guide posts are respectively, the guide fixing plate are fixedly arranged at the two sides of the rear part of the workbench, the swing arm is correspondingly arranged at the swing arm seat, the two guide posts are respectively, the guide posts are fixedly arranged on the two guide posts are respectively, the guide posts are correspondingly arranged on the guide posts, the guide posts are respectively, the guide seat are correspondingly arranged on the guide posts, the guide base and the guide base, the guide plate and the guide plate, the guide plate and the guide plate.

The working principle of the utility model is that when the oil cylinder is extended, the oil cylinder rod pushes the connecting rod, the guide fixing plate and the upper die to move downwards along the guide post through the crank arm and the crank arm rod, the guide fixing plate drives the pressing rod to move downwards simultaneously, the pressing rod presses the swing arm of the swing arm mechanism to rotate and synchronously drives the workbench to move backwards along the guide rail, so that the lower die on the workbench is opposite to the upper die at the lower part of the guide fixing plate, and the pressing or stamping action is realized. When the oil cylinder rod is retracted, the connecting rod, the guide fixing plate and the upper die are pulled to ascend along the guide column through the crank arm and the crank arm rod, meanwhile, the pressing rod moves upwards, the swing arm is reset under the action of the return spring and drives the workbench to move forwards along the guide rail, so that the pressed workpiece is removed from the die, and quick disassembly is realized.

Further, in order to ensure that the pressing rod is reliably contacted with the swing arm when being pressed down, the lower end of the pressing rod is provided with an L-shaped presser foot.

The utility model has the advantages that the structure is simple, the clamping or loosening of the tool can be conveniently realized through the linkage of the transmission part and the swing arm mechanism, the quick mounting and dismounting of the tool can be realized, the time and the labor are saved, the automatic continuous stamping can be realized, the production efficiency can be improved, the workpiece is reliably fixed during the clamping, and the displacement or loosening of the workpiece in the processing process can be effectively prevented. After stamping, the workbench can synchronously move forward along the guide rail through the reset of the swing arm, so that the workbench is pulled away from the upper die, the structural design is convenient for configuring the manipulator or the mechanical arm to realize automatic feeding and discharging, and when the workbench moves out of stamping after stamping, the manipulator or the mechanical arm can be configured to automatically discharge and charge workpieces, thereby realizing the intelligent stamping, forming and other operations under the same beat, and greatly improving the production efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the lower portion of FIG. 1;

FIG. 3 is a view showing the state of the guide fixing plate in the present utility model when it is up;

In the figure, 1, an oil cylinder fixing seat, 2, an oil cylinder pin, 3, an oil cylinder rod, 4, a crank arm pin I,5, a fixing plate, 6, a connecting rod, 7, a frame, 8, a guide post, 9, a return spring, 10, a swing arm seat, 11, a swing arm, 12, a roller, 13, a connecting rod shaft, 14, a base, 15, a guide rail, 16, a workbench, 17, a lower die, 18, an upper die, 19, a guide fixing plate, 20, a crank arm rod, 21, a crank arm pin II,22, a crank arm, 23, an oil cylinder, 24, a compression bar, 25, a slide block, 26 and a guide chute.

Detailed Description

The utility model is further illustrated by the following non-limiting examples, in conjunction with the accompanying drawings:

As shown in the drawings, the linkage type stamping device comprises a base 14, a frame 7, an oil cylinder 23, a transmission part, a workbench 16 and a swing arm mechanism. The frame 7 is arranged on the upper part of the base 14, a guide rail 15 is arranged on the upper part of the base 14 at the front part of the frame 7, a workbench 16 is arranged on the guide rail 15 in a sliding manner, and a lower die 17 is fixed on the upper part of the workbench 16. The transmission part comprises a crank arm 22, a crank arm rod 20, a connecting rod 6 and a guide fixing plate 19, wherein the guide fixing plate 19 is arranged on two vertical guide posts 8 in a sliding mode, the two guide posts 8 are respectively arranged on two sides of the guide rail 15 and fixed on the base 14, the connecting rod 6 is vertically arranged on the guide fixing plate 19, the lower end of the connecting rod 6 is fixedly connected to the upper portion of the guide fixing plate 19, one end of the crank arm rod 20 is hinged to the crank arm 22 through a crank arm pin shaft II21, and the other end of the crank arm rod 20 is hinged to the upper end of the connecting rod 6. The upper end of the oil cylinder 23 is hinged with the oil cylinder fixing seat 1 through an oil cylinder pin shaft 2, an oil cylinder rod of the oil cylinder 23 is hinged with one end of a crank arm 22 through a crank arm pin shaft I4, and the other end of the crank arm 22 is hinged with a sliding block 25. The upper part of the frame 7 is provided with a fixed plate 5 near the crank arm 22 side, the fixed plate 5 is provided with a guide chute 26, and the sliding block 25 is in sliding fit with the guide chute 26. An upper die 18 is fixed to the lower portion of the guide fixing plate 19. The two swing arm mechanisms are arranged and correspondingly arranged on two sides of the rear part of the workbench 16, each swing arm mechanism comprises a swing arm seat 10 fixed on the base 14 and a swing arm 11 rotatably arranged on the swing arm seat 10 through a connecting rod shaft 13, each swing arm 11 is provided with two support arms which are arranged in an angle shape, one support arm of each swing arm 11 is connected with the rear part of the workbench 16, and the other support arm of each swing arm 11 is provided with a roller 12. Two vertical compression bars 24 are connected to the guide fixing plate 19 corresponding to the two swing arms 11, the lower ends of the compression bars 24 can be in contact with the idler wheels 12 on the swing arms 11, and the connecting rod shaft 13 is provided with a return spring 9 connected with the swing arms 11.

To ensure reliable contact between the plunger 24 and the roller 12, the lower end of the plunger 24 is preferably provided with an L-shaped presser foot. The presser bar 24 is reliably contacted with the roller 12 by the L-shaped presser foot.

When the utility model works, the cylinder 23 supplies power, and the workpiece to be processed or assembled is placed on the lower die. When the oil cylinder rod 3 stretches out, the connecting rod 6, the guide fixing plate 19 and the upper die 18 are pushed by the crank arm 22 and the crank arm rod 20 to move downwards along the guide post 8, the guide fixing plate 19 moves downwards to drive the two pressing rods 24 to move downwards simultaneously, the pressing rods 24 press the swing arm 11 of the swing arm mechanism downwards, the swing arm 11 rotates and simultaneously drives the workbench 16 to move backwards along the guide rail 15 (move towards the machine frame direction), and the lower die 17 on the workbench 16 is opposite to the upper die 18 at the lower part of the guide fixing plate 19, so that the pressing or stamping action is realized. When the oil cylinder rod 3 is retracted, the connecting rod 6, the guide fixing plate 19 and the upper die 18 can be pulled by the crank arm 22 and the crank arm rod 20 to move upwards along the guide post 8, meanwhile, the pressing rod 24 moves upwards, the swing arm 11 resets under the action of the return spring 9 and drives the workbench 16 to move forwards along the guide rail 15 to pull the upper die and the lower die away from each other, so that the pressed workpiece is removed from the die, and quick disassembly is realized.

The utility model has simple structure, can greatly shorten the assembly and disassembly time of the tool, improves the production efficiency, has high degree of automation, can reduce manual operation, reduces the labor intensity of workers, simultaneously reduces the risk of manual assembly and disassembly, and improves the production safety.

The utility model is applicable to automobile manufacturing, for example, quick clamping and disassembly of tool fixtures such as engine assembly lines, car body welding lines and the like, can improve production efficiency, can be used for machining, for example, on machining equipment such as milling machines, lathes and the like, can quickly clamp workpiece fixtures, improves machining precision and efficiency, can be used in procedures such as circuit board assembly and the like, can accurately and quickly clamp the fixtures, and ensures production quality and efficiency.

Other parts in this embodiment are all of the prior art, and are not described herein.

Claims (2)

1. The linkage type stamping device is characterized by comprising a base (14), a frame (7) arranged on the base (14), an oil cylinder (23), a transmission part, a workbench (16) and a swing arm mechanism, wherein the front part of the frame (7) is provided with a guide rail (15) at the upper part of the base (14), the workbench (16) is slidably arranged on the guide rail (15), a lower die (17) is fixed at the upper part of the workbench (16), the transmission part comprises a crank arm (22), a crank arm rod (20), a connecting rod (6) and a guide fixing plate (19), the guide fixing plate (19) is slidably arranged on two vertical guide posts (8), the two guide posts (8) are fixedly arranged on two sides of the guide rail (15), the lower end of the connecting rod (6) is fixedly connected to the upper part of the guide fixing plate (19), one end of the crank arm rod (20) is hinged with the crank arm (22) through a pin shaft, the other end of the crank arm rod (20) is hinged with the upper end of a fixed seat of the connecting rod (6), the upper end of the oil cylinder (23) is hinged with the oil cylinder fixing seat (1) through a pin shaft, the lower end of the crank arm (23) is hinged with the guide post (22) through the pin shaft (22), the upper end of the sliding block (18) is fixedly matched with the upper sliding block (18), the swing arm mechanism is provided with two, corresponds the rear portion both sides that set up in workstation (16), swing arm mechanism is including fixing swing arm seat on base (14), rotationally set up swing arm (11) that have two support arms on the swing arm seat through connecting rod axle (13), two support arms of swing arm (11) are the angle setting, one of them support arm of swing arm (11) is connected with the rear portion of workstation, be provided with gyro wheel (12) on the other support arm of swing arm (11), be connected with two vertical depression bars (24) corresponding to two swing arms (11) on direction fixed plate (19), the lower extreme of depression bar (24) can be with gyro wheel (12) contact on swing arm (11), be provided with the return spring who is connected with swing arm (11) on connecting rod axle (13).

2. The linkage type stamping device according to claim 1, wherein the lower end of the pressing rod (24) is provided with an L-shaped presser foot.