CN220532700U

CN220532700U - Automatic transfer displacement compensation device for stamping process

Info

Publication number: CN220532700U
Application number: CN202223579024.6U
Authority: CN
Inventors: 张德民
Original assignee: Tianjin Motor Dies Co Ltd
Current assignee: Tianjin Motor Dies Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2024-02-27
Anticipated expiration: 2032-12-30

Abstract

The utility model provides an automatic transfer displacement compensation device for a stamping process, which comprises a bottom plate, a workpiece positioning block, a positioning seat, a transmission shaft, a supporting seat, a vertical seat and a driving mechanism, wherein a waist-shaped hole is formed in the supporting seat along the horizontal direction, sliding wheels capable of compensating sliding along the waist-shaped hole are arranged at two ends of the transmission shaft, the sliding wheels can rotate in the waist-shaped hole, and the driving mechanism comprises a driving seat, a transmission rod and a cylinder; the displacement compensation device can automatically compensate the corner displacement by sliding when the Transfer line of the workpiece turns, consumes and absorbs the corner sliding quantity of the workpiece, thereby preventing the workpiece Tip from generating displacement change in the horizontal direction.

Description

Automatic transfer displacement compensation device for stamping process

Technical Field

The utility model belongs to the technical field of stamping dies, and particularly relates to an automatic transfer displacement compensation device for a stamping process.

Background

At present, in the stamping operation of rotating angles of the front sequence and the rear sequence of a Transfer line, the method has several forms, namely 1, if the rotating angle between the sequences is small, the method can be directly realized through empty throwing (5-20 height); 2. the front sequence and the rear sequence have the same rotation angle, the front sequence is added with the supporting and positioning of the magnet, and the rotation angle positioning structure is unstable; 3. the rotating mechanism is added on the former die, so that the whole structure of the stamping die is complex, and enough installation space is needed to influence the strength of the die; 4. the Transfer line is added with the clamping hand and the air cylinder for controlling the rotation angle of the clamping hand, so that the adaptability is strong, but the manufacturing cost is high; 5. a rotary vacancy frame is added between Transfer line sequences, the structure is simple, but the vacancy frame cannot automatically compensate horizontal displacement and control, so that the displacement of a workpiece Tip in the horizontal direction is changed; based on the above, it is necessary to design a device that can compensate and position the workpiece according to the workpiece and limit the change of the horizontal displacement of the workpiece Tip while satisfying the wide angles of rotation of the front and rear sequences.

Disclosure of Invention

The present utility model is directed to an automatic transfer displacement compensation device for a stamping process, so as to solve the above-mentioned problems in the prior art.

The technical scheme of the utility model is realized as follows:

an automatic transfer displacement compensation device for a stamping process, comprising: the device comprises a bottom plate, two workpiece positioning blocks, two positioning seats, a transmission shaft, two supporting seats, two vertical seats and a driving mechanism, wherein the bottom plate is arranged on a stamping die holder, the two workpiece positioning blocks are used for positioning and supporting the side ends of a workpiece, the transmission shaft is used for installing the workpiece positioning blocks, the two supporting seats are used for supporting the positioning seats, the two supporting seats are used for supporting the two ends of the transmission shaft, the two vertical seats are used for fixing the supporting seats, the driving mechanism is used for driving the transmission shaft to slide and rotate, the front side surface structure of the workpiece positioning blocks is adapted to the side end surface structure of the workpiece, the vertical seats are fixed on the bottom plate, kidney-shaped holes are formed in the supporting seats along the horizontal direction, sliding wheels capable of compensating sliding along the kidney-shaped holes are arranged at the two ends of the transmission shaft, the sliding wheels can rotate in the kidney-shaped holes, the driving mechanism comprises a driving seat fixedly connected with the transmission shaft, a transmission rod downwardly extending from the lower end surface of the driving seat, and a cylinder serving as a driving power source, the cylinder is fixed on the bottom plate, a piston rod of the cylinder is movable along the horizontal direction, and the transmission rod is connected with a piston pin shaft.

Preferably, the device further comprises two limiting seats and two limiting blocks, wherein the limiting blocks are fixedly connected with the positioning seat, each limiting block is provided with a front wing end and a rear wing end which extend out of the front side surface and the rear side surface of the transmission shaft, the limiting seats are positioned right below the limiting blocks, the upper end surfaces of the limiting seats are provided with horizontal limiting surfaces, and when the corner of a workpiece positioning block fixed on the positioning seat is 0, the lower end plane of each rear wing end is in contact with the horizontal limiting surface to limit the workpiece positioning block to be a horizontal plane.

More preferably, the lower end plane of the front wing end is provided with a limit wedge angle surface, the upper end surface of the limit seat is also provided with an angle limit surface positioned at the front end of the horizontal limit surface, the angle limit surface is along the horizontal direction, and when the workpiece positioning block fixed on the positioning seat rotates to the maximum rotation angle, the limit wedge angle surface is parallel to the angle limit surface and contacts with the angle limit surface to limit the deflection of the workpiece positioning block.

Further preferably, the positioning seat comprises an upper positioning seat and a lower positioning seat which are fixedly clamped and connected with the transmission shaft through the upper end and the lower end, the driving seat comprises an upper driving seat and a lower driving seat which are fixedly clamped and connected with the transmission shaft through the upper end and the lower end, the transmission shaft is a polygonal square shaft, and V-shaped clamping grooves which are adaptive to the polygonal square shaft are formed in the middle of the upper positioning seat, the lower positioning seat, the upper driving seat and the lower driving seat.

Further preferably, the horizontal limiting surface and the angle limiting surface are provided with adjusting pads for adjusting the limiting height of the horizontal limiting surface and the angle limiting surface, and the lower end plane of the rear wing end and the limiting wedge angle surface are limited through the upper end plane of the adjusting pad.

Still preferably, still including the cylinder fixing base that is used for the location and fixes two L shape structures of cylinder position, be equipped with the fixed regulation hole of several on the bottom plate, two cylinder fixing bases pass through the fixed position of fixed regulation hole regulation on the bottom plate, and the half ferrule of equal fixed mounting clamp on every cylinder fixing base, the half ferrule of two clamps is from the tight fixed cylinder of cylinder both sides clamp.

Further preferably, the bottom of the bottom plate is fixed with a plurality of positioning foot blocks extending out of the bottom plate, and the positioning foot blocks are spliced and positioned with the stamping lower die holder.

Compared with the prior art, the automatic displacement compensation device has the following beneficial effects:

1. the displacement compensation device can automatically slide and compensate corner displacement when the Transfer line of the workpiece turns, consumes and absorbs the corner sliding quantity of the workpiece, thereby preventing the workpiece Tip from generating displacement change in the horizontal direction, using a transmission shaft which is driven by a cylinder and can rotate and slide to realize the turn angle, realizing the slow turn angle of the workpiece positioning block, and simultaneously automatically compensating the horizontal displacement according to the turn angle of the workpiece until the required turn angle is reached, and stopping the air inflation of the cylinder, so that the whole device has simple structure, high cost performance and wider turn angle;

2. the limiting seat and the limiting block can be used for positioning the 0 corner position of the workpiece positioning block in the assembly or initial position, guiding the horizontal sliding of the workpiece positioning block in the corner of the workpiece positioning block 0, preventing the backward tilting, expanding the functions of the device, limiting the maximum corner of the workpiece and preventing excessive corner.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of an automatic displacement compensation device according to the present utility model;

FIG. 2 is an exploded view of an assembly of the automatic displacement compensation device of the present utility model;

fig. 3 is a front view of the automatic displacement compensation device of the present utility model.

In the figure: 1. a bottom plate; 2. a limit seat; 3. a vertical seat; 4. a support base; 41. waist-shaped holes; 5. a transmission shaft; 51. a skid wheel; 6. a positioning seat; 61. positioning an upper seat; 62. positioning the lower seat; 63. a limiting block; 631. limit wedge angle surface; 64. v-shaped clamping grooves; 7. a workpiece positioning block; 8. a driving seat; 81. driving the upper seat; 82. driving the lower seat; 83. a transmission rod; 9. an adjustment pad; 10. a clamp; 11. a cylinder; 12. a cylinder fixing seat; 13. positioning the foot block; 14. and a pin shaft seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The automatic Transfer displacement compensation device for the stamping process is used for positioning the corner angle and automatically transferring the compensation displacement when the corner is formed between Transfer line sequences, and comprises a bottom plate 1, two workpiece positioning blocks 7, two positioning seats 6, a transmission shaft 5, two supporting seats 4, two vertical seats 3 and a driving mechanism for driving the transmission shaft 5 to slide and rotate, wherein the bottom plate 1 is detachably connected with a positioning foot block 13 with an oblong structure through the bottom, the positioning foot block 13 is inserted into a mounting groove on a stamping lower die holder for positioning and fixing, the positioning foot block 13 is at least one block and is respectively arranged along four directions, the front side surface structure of the workpiece positioning blocks 7 is matched with the side end surface structure of the workpiece for tightly positioning and supporting the side end surface of the workpiece, the rear side surface of the workpiece positioning blocks 7 is vertically provided with an arc groove for connecting with a positioning column or a guide column in the stamping process, the positioning seat 6 of the workpiece positioning block 7 is connected with the transmission shaft 5, the two ends of the transmission shaft 5 are erected on two supporting seats 4, the supporting seats 4 are fixedly connected on the bottom plate 1 through the vertical seats 3, kidney-shaped holes 41 are formed in the supporting seats 4 along the horizontal direction, the lengths of the kidney-shaped holes 41 are set according to the preset maximum displacement to limit excessive deformation sliding in the stamping process, the sliding wheels 51 are fixed at the two ends of the transmission shaft 5, when the inter-sequence rotation angle is adjusted and positioned, the sliding wheels 51 can rotate in the kidney-shaped holes 41 and simultaneously compensate sliding along the kidney-shaped holes 41 to adapt to the rotation angle positioning of the workpiece, wherein a driving mechanism is used for slowly realizing inter-sequence rotation angle adjustment and locking of the inter-sequence rotation angle and comprises a driving seat 8 fixedly connected with the transmission shaft 5, a transmission rod 83 extending downwards from the lower end surface of the driving seat 8 and a cylinder 11 serving as a driving power source, the driving seat 8 is positioned in the middle of the positioning seat 6 and used for transmitting the rotation angle, the piston rod of the air cylinder 11 moves along the horizontal direction, the transmission rod 83 is connected with a pin shaft seat 14 fixed at the tail end of the piston rod of the air cylinder 11 through a pin shaft, the air cylinder 11 pushes the transmission rod 83 to rotate through horizontal pushing force, the transmission shaft 5 is driven to rotate, the workpiece positioning block 7 slowly performs the turn angle, the positioning workpiece automatically compensates horizontal displacement according to the workpiece turn angle at the same time until the required turn angle is reached, the air cylinder 11 stops inflating, and the workpiece turn angle is locked.

In order to prevent the workpiece positioning block 7 from tilting backwards, the positioning seat 6 and the driving seat 8 are convenient to position during assembly, and meanwhile, the horizontal displacement compensation workpiece positioning at 0 corner can be adapted, the device is further provided with two limiting seats 2 and two limiting blocks 63 which are positioned between the vertical seats 3, the limiting blocks 63 are fixedly connected with the left side plane and the right side plane of the positioning seat 6 and can be linked with the limiting blocks, the limiting blocks 63 are provided with front wing ends and rear wing ends which extend out of the front side surface and the rear side surface of the transmission shaft 5, the limiting seats 2 are positioned right below the limiting blocks 63, the rear part of the upper end surface of the limiting seat 2 is provided with a horizontal limiting surface, the lower end plane of the rear wing end can be always in contact connection with the horizontal limiting surface within the sliding distance of the kidney-shaped hole 41, a plurality of adjusting pads 9 are arranged on the limiting seats for conveniently adjusting the lower end plane of the rear wing end, and when the corner of the workpiece positioning block 7 fixed on the positioning seat 6 is 0 degrees, the lower end plane of the rear wing end contacts with the adjusting pads 9 on the horizontal limiting surfaces to be limited to be horizontal; similarly, in order to prevent the excessive sequence rotation angle, the lower end plane of the front wing end is provided with a limit wedge angle surface 631, the included angle between the limit wedge angle surface 631 and the horizontal plane is set according to the preset maximum sequence rotation angle of the sequence, the front part of the upper end surface of the limit seat 2 is provided with an angle limit surface positioned at the front end of the horizontal limit surface, the angle limit surface is along the horizontal direction, the angle limit surface is also provided with a plurality of adjusting pads 9, when the workpiece positioning block 7 fixed on the positioning seat 6 rotates to the maximum rotation angle, the limit wedge angle surface 631 is in parallel contact with the adjusting pads 9 on the angle limit surface so as to limit the workpiece positioning block 7 to deflect continuously, and the limit wedge angle surface 631 can be always in contact connection with the angle limit surface within the sliding distance of the kidney-shaped hole 41.

As a further technical scheme, for convenient dismouting and regulation positioning seat 6 and drive seat 8, positioning seat 6 includes by upper and lower both ends fixed clamp connection transmission shaft 5's location upper seat 61 and location lower seat 62, drive seat 8 includes by upper and lower both ends clamp connection transmission shaft 5's drive upper seat 81 and drive lower seat 82, location upper seat 61 and location lower seat 62 and drive upper seat 81 and drive lower seat 82 all can dismantle the connection through the screw, transmission shaft 5 is polygonal square shaft, like square, hexagon etc. also can offer many anti-skidding grooves along the axial at transmission shaft 5 surface, location upper seat 61, location lower seat 62, drive upper seat 81 and drive lower seat 82 middle part are equipped with the V-shaped draw-in groove 64 that suits with polygonal square shaft for clamp transmission shaft 5 surface, in order to synchronous transmission corner and power of sliding.

As a further technical scheme, the cylinder 11 is positioned and fixed by two L-shaped cylinder fixing seats 12 on two sides of the cylinder, a plurality of fixing adjusting holes are formed in the bottom plate 1 perpendicular to the direction of the transmission shaft 5, the two cylinder fixing seats 12 are adjusted to the fixing positions on the bottom plate 1 by the fixing adjusting holes, the corresponding positions of the driving seat 8 on the transmission shaft 5 are fixedly provided with half hoops of the clamp 10 on each cylinder fixing seat 12, the half hoops of the two clamp 10 are connected by guide rods and connecting bolts, the cylinder 11 is fixedly clamped from two sides of the cylinder 11, when the position of the cylinder 11 is adjusted, the transmission rod 83 is required to be in a vertical state in an initial state before inflation, and accordingly, the corner of the workpiece positioning block 7 is 0 degrees.

In the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "side", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in fig. 1. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the apparatus, elements or components indicated to the particular orientation or to be constructed and operated in a particular orientation;

also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The stamping process automatic transfer displacement compensation device is characterized by comprising: the device comprises a bottom plate, two workpiece positioning blocks, two positioning seats, a transmission shaft, two supporting seats, two vertical seats and a driving mechanism, wherein the bottom plate is arranged on a stamping die holder, the two workpiece positioning blocks are used for positioning and supporting the side ends of a workpiece, the transmission shaft is used for supporting the positioning seats, the two supporting seats are used for supporting the two ends of the transmission shaft, the two vertical seats are fixed on the supporting seats, the driving mechanism is used for driving the transmission shaft to slide and rotate, the front side surface structure of the workpiece positioning block is matched with the structure of the side end surface of the workpiece, the vertical seats are fixed on the bottom plate, kidney-shaped holes are formed in the supporting seats along the horizontal direction, sliding wheels capable of compensating sliding along the kidney-shaped holes are arranged at the two ends of the transmission shaft, the sliding wheels can rotate in the kidney-shaped holes, the driving mechanism comprises a driving seat fixedly connected with the transmission shaft, a transmission rod downwards extending from the lower end surface of the driving seat, and a cylinder serving as a driving power source, a piston rod of the cylinder is fixed on the bottom plate, and a piston rod of the cylinder is movable along the horizontal direction.

2. The displacement compensation device of claim 1, wherein: still include two spacing seats and two stoppers, the stopper with positioning seat fixed connection, the stopper has and stretches out front wing end and the rear wing end of transmission shaft front and back side, the spacing seat is located under the stopper, the spacing seat up end is equipped with horizontal spacing face, when fixing on the positioning seat when finished piece locating piece corner is 0, the lower extreme plane of rear wing end by horizontal spacing face is spacing to be the horizontal plane.

3. The displacement compensation device of claim 2, wherein: the lower extreme plane of front wing end is equipped with spacing wedge angle face, spacing seat up end still is equipped with and is located the spacing face of angle of horizontal spacing front end, angle spacing face is along the horizontal direction, when fixing on the locating seat the finished piece locating piece changes to maximum corner, spacing wedge angle face with angle spacing face is parallel and restriction the finished piece locating piece deflection.

4. The displacement compensation device of claim 1, wherein: the positioning seat comprises a positioning upper seat and a positioning lower seat which are fixedly clamped and connected by the upper end and the lower end of the transmission shaft, the driving seat comprises a driving upper seat and a driving lower seat which are clamped and connected by the upper end and the lower end of the transmission shaft, the transmission shaft is a polygonal square shaft, and the middle parts of the positioning upper seat, the positioning lower seat, the driving upper seat and the driving lower seat are provided with V-shaped clamping grooves which are adaptive to the polygonal square shaft.

5. A displacement compensation device according to claim 3, characterized in that: the adjusting pad for adjusting the limiting height of the horizontal limiting surface and the angle limiting surface is arranged on the horizontal limiting surface and the angle limiting surface, and the lower end plane of the rear wing end and the limiting wedge angle surface are limited through the upper end plane of the adjusting pad.

6. The displacement compensation device of claim 1, wherein: the driving mechanism further comprises cylinder fixing seats of two L-shaped structures for positioning and fixing the positions of the cylinders, a plurality of fixing adjusting holes are formed in the bottom plate, the two cylinder fixing seats are used for adjusting the fixing positions of the two cylinder fixing seats on the bottom plate through the fixing adjusting holes, each cylinder fixing seat is fixedly provided with a half hoop of a clamp, and the two half hoops of the clamp are clamped and connected with and fixed to the cylinders from two sides of the cylinders.

7. The displacement compensation device of claim 1, wherein: the bottom plate bottom is fixed with a plurality of positioning foot blocks extending out of the bottom plate bottom, and the positioning foot blocks are spliced and positioned with the stamping lower die holder.