CN215090282U

CN215090282U - Positioning fixture for machining stamping parts

Info

Publication number: CN215090282U
Application number: CN202121276361.0U
Authority: CN
Inventors: 贾德超; 杨磊; 李远见
Original assignee: Changchun Aosheng Auto Parts Co ltd
Current assignee: Changchun Aosheng Auto Parts Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-10
Anticipated expiration: 2031-06-08

Abstract

The application provides a positioning fixture is used in stamping workpiece processing, including the punching press frame, punching press frame upper end fixed mounting has the locating piece, the inside installation plate that is provided with of locating piece, the left and right sides symmetry is provided with the side slide rail in the locating piece, side slide rail both sides slidable mounting has the slider, two sets of slider middle parts are provided with two sets of push rods, push rod right side fixed mounting has a plurality of fixed blocks of group, the fixed block right side is provided with protruding piece, the locating piece bilateral symmetry is provided with clamping device. The utility model discloses a protruding piece comes to press from both sides tightly the stamping workpiece to can increase pressure through reducing area of contact, rotate through the recess in the fixed plate and install the turning block, connect at the rotation of fixed plate through the turning block, turn into the horizontal displacement of fixed plate with the rotation that the horizontal pole drove the screw rod, realize pressing from both sides tightly to the stamping workpiece, the device can realize the quick clamp to the stamping workpiece tightly, through the tight structural design of clamp of bilateral symmetry, can realize pressing from both sides tightly to the stamping workpiece better.

Description

Positioning fixture for machining stamping parts

Technical Field

The utility model relates to a punching press field, in particular to positioning fixture is used in stamping workpiece processing.

Background

Stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece of a desired shape and size. The stamping and forging are the same as plastic working, and are called forging and pressing together. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products. The body, chassis, oil tank, radiator sheet, boiler steam drum, shell of container, iron core silicon steel sheet of motor and electric appliance are all made by punching. There are also a large number of stamped parts in products such as instruments, household appliances, bicycles, office machines, and household utensils.

The existing stamping part needs to be clamped before being machined, the existing equipment is poor in clamping and fixing compatibility, and therefore the positioning clamp for machining the stamping part is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning fixture is used in stamping workpiece processing can effectively solve the problem in the background art.

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

a positioning jig for stamping workpiece machining includes: the stamping machine comprises a stamping machine base, wherein a positioning block is fixedly installed at the upper end of the stamping machine base, the positioning block is of a square ring structure with a bilateral symmetry structure, an installation plate block is arranged inside the positioning block, a stamping part to be processed is placed above the installation plate block, lateral slide rails are symmetrically arranged on the left and right sides in the positioning block, slide blocks are slidably installed on two sides of the lateral slide rails, two groups of push rods are arranged in the middle of the two groups of slide blocks, the structure of the two groups of push rods is symmetrically distributed, the subsequent structure is introduced by taking the left side as an example, the push rods are strip-shaped structural plates, a plurality of groups of fixed blocks are fixedly installed on the right sides of the push rods, a convex block is arranged on the right side of each fixed block, each convex block is provided with a trapezoidal convex structural block, the stamping part is clamped by the convex blocks, the pressure can be increased by reducing the contact area, and the stability of clamping and fixing is improved, and clamping devices are symmetrically arranged on two sides of the positioning block.

Preferably, the clamping device comprises a mounting block, and the mounting block is a C-shaped structure block.

Preferably, the middle part of the mounting block is provided with a rotating area, an internal thread is arranged in the rotating area, and a screw rod is rotatably mounted through the internal thread of the rotating area.

Preferably, the right end of the rotating area is provided with a rotating block, the right side of the rotating block is provided with a protruding disc structure, the left side of the push rod is fixedly provided with a fixed plate, and a groove structure of a disc is arranged inside the fixed plate.

Preferably, the left end of the screw rod is welded with a cross rod, a rubber handle is arranged on the outer side of the cross rod, and the screw rod is rotated in the rotating area through the cross rod.

Preferably, the punching machine base is a cast iron base and has good structural stability.

Compared with the prior art, the utility model discloses following beneficial effect has:

the stamping part is clamped through the convex block, the pressure can be increased through reducing the contact area, the stability of clamping and fixing is improved, the rotating block is installed through rotation of the groove in the fixing plate, the rotating block is connected through rotation of the fixing plate, the rotation of the screw rod driven by the cross rod is converted into horizontal displacement of the fixing plate, clamping of the stamping part is achieved, the fixing connection is conducted with the push rod on the right side of the fixing plate, the device can achieve quick clamping of the stamping part, through the clamping structural design of bilateral symmetry, clamping of the stamping part can be achieved better, and good compatibility is achieved.

Drawings

FIG. 1 is an overall structure diagram of a positioning fixture for stamping workpiece processing according to the present invention;

fig. 2 is the utility model relates to a stamping workpiece processing is with clamping device's in positioning fixture structure chart.

In the figure: 1. punching the base; 2. positioning blocks; 3. a side slide rail; 4. a push rod; 5. a slider; 6. a fixed block; 7. a clamping device; 71. mounting blocks; 72. a rotation zone; 73. a screw; 74. a cross bar; 75. rotating the block; 76. a fixing plate; 8. installing a plate block; 9. and (4) a convex block.

Detailed Description

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

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1, a positioning jig for stamping workpiece machining includes: the stamping machine base 1 is a cast iron base and has good structural stability, a positioning block 2 is fixedly mounted at the upper end of the stamping machine base 1, the positioning block 2 is a structural square ring structure with bilateral symmetry, an installation plate block 8 is arranged inside the positioning block 2, a stamping part needing to be processed is placed above the installation plate block 8, side slide rails 3 are symmetrically arranged at the left side and the right side in the positioning block 2, slide blocks 5 are slidably mounted at the two sides of the side slide rails 3, two groups of push rods 4 are arranged in the middle of the two groups of slide blocks 5, the structural symmetry distribution of the two groups of push rods 4 is realized, the subsequent structure is introduced by taking the left side as an example, the push rods 4 are strip-shaped structural plates, a plurality of groups of fixed blocks 6 are fixedly mounted at the right side of the push rods 4, raised blocks 9 are arranged at the right side of the fixed blocks 6, and the raised blocks 9 are provided with trapezoidal raised structural blocks, the press piece is clamped by the convex blocks 9, the pressure intensity can be increased by reducing the contact area, the stability of clamping and fixing is improved,

as shown in fig. 2, the clamping device 7 includes an installation block 71, the installation block 71 is a C-shaped structure block, a rotation area 72 is provided in the middle of the installation block 71, an internal thread is provided in the rotation area 72, a screw 73 is installed by rotating the internal thread of the rotation area 72, a cross bar 74 is welded to the left end of the screw 73, a rubber handle is provided on the outer side of the cross bar 74, the screw 73 is rotated inside the rotation area 72 by the cross bar 74, a rotation block 75 is provided at the right end of the rotation area 72, a protruding disc structure is provided on the right side of the rotation block 75, a fixing plate 76 is fixedly installed on the left side of the push rod 4, a disc groove structure is provided inside the fixing plate 76, the rotation block 75 is rotatably installed by a groove in the fixing plate 76, the rotation block 75 is rotatably connected to the fixing plate 76, and the rotation of the screw 73 driven by the cross bar 74 is converted into the horizontal displacement of the fixing plate 76, the clamping of the stamping part is realized, the right side of the fixing plate 76 is fixedly connected with the push rod 4, the device can realize the quick clamping of the stamping part, and the clamping structure design with bilateral symmetry can better realize the clamping.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a positioning fixture is used in processing of stamping workpiece, includes stamping machine seat (1), its characterized in that: the stamping machine is characterized in that a positioning block (2) is fixedly mounted at the upper end of the stamping machine base (1), the positioning block (2) is a square ring structure with a bilaterally symmetrical structure, an installation plate block (8) is arranged inside the positioning block (2), side slide rails (3) are symmetrically arranged at the left side and the right side in the positioning block (2), slide blocks (5) are slidably mounted at the two sides of each side slide rail (3), two groups of push rods (4) are arranged in the middle of each group of slide blocks (5), and the structures of the two groups of push rods (4) are symmetrically distributed,

push rod (4) are the structural slab of rectangular shape, push rod (4) right side fixed mounting has a plurality of groups fixed block (6), fixed block (6) right side is provided with protruding piece (9), protruding piece (9) are provided with trapezoidal protruding structure piece, locating piece (2) bilateral symmetry is provided with clamping device (7).

2. The positioning fixture for processing the stamping part according to claim 1, characterized in that: the clamping device (7) comprises an installation block (71), and the installation block (71) is a C-shaped structural block.

3. The positioning fixture for processing the stamping part according to claim 2, characterized in that: the middle part of the mounting block (71) is provided with a rotating area (72), an internal thread is arranged in the rotating area (72), and a screw rod (73) is rotatably mounted through the internal thread of the rotating area (72).

4. The positioning fixture for machining stamping parts according to claim 3, characterized in that: the right end of the rotating area (72) is provided with a rotating block (75), the right side of the rotating block (75) is provided with a protruding disc structure, the left side of the push rod (4) is fixedly provided with a fixing plate (76), and the fixing plate (76) is internally provided with a groove structure of a disc.

5. The positioning fixture for processing the stamping part according to claim 4, characterized in that: the left end of the screw rod (73) is welded with a cross rod (74), and a rubber handle is arranged on the outer side of the cross rod (74).

6. The positioning fixture for processing the stamping part according to claim 1, characterized in that: the punching machine base (1) is a cast iron base.