Punching centering structure

Abstract

The utility model relates to the field of punching equipment, in particular to a punching centering structure which comprises a supporting frame, and a centering assembly is arranged on the supporting frame. The centering assembly comprises at least two centering supports which are symmetrically distributed. Each centering support is connected with a driving assembly. The driving assembly comprises a driving screw rod; the centering support is connected to the driving lead screw in a sleeving mode. The centering support is connected with the supporting frame through a sliding rail mechanism. The driving screw rod is connected with a servo motor for driving the driving screw rod to rotate; the position of the corresponding centering supports is changed through the driving assembly, so that the two centering supports move relatively, lateral extrusion of a part to be machined is achieved, the part to be machined is located at the machining center, and the machining precision of the part is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a punching equipment field, and specifically is a punching centering structure. BACKGROUND

[0002] When processing various plate parts, it needs to be punched, and the existing punching equipment is relatively single.

[0003] When multiple components are used in linkage, the part position may not be at the set position after the material enters the punching process from the previous process.

[0004] Traditional manual adjustment is generally used, which has low accuracy, and when the part size is large, the labor intensity of the operator is large.

[0005] Now some equipment can adjust the position of the part or the mold through the cooperation of the air cylinder and the push block, but the adjustment accuracy is poor, and it is mostly single-sided adjustment, which is not convenient to arrange on the production line.

[0006] After searching 201910102960.1-punching adjustment structure, the technical problems described above are not explicitly solved.

[0007] Therefore, in order to improve the above problems, it is necessary to optimize the design of the existing punching equipment. INVENTION CONTENTS

[0008] The utility model aims at providing a centering structure which can realize the centering operation of punching parts.

[0009] In order to achieve the above purpose, the utility model adopts the technical scheme that:

[0010] A punching centering structure, comprising a support frame, the support frame is provided with a centering assembly;

[0011] The centering assembly comprises at least two symmetrically distributed centering supports; each centering support is connected with a driving assembly;

[0012] The driving assembly comprises a driving lead screw; the centering support is sleeved on the driving lead screw; the centering support is connected with the support frame through a sliding rail mechanism;

[0013] The driving lead screw is connected with a servo motor for driving the driving lead screw to rotate.

[0014] The sliding rail mechanism comprises a guide sliding rail arranged on the support frame and a sliding block arranged on the centering support, and the centering support is connected on the guide sliding rail through the sliding block.

[0015] The servo motor is connected with the driving screw rod through a transmission mechanism; the transmission mechanism comprises an upper belt wheel connected with the servo motor and a lower belt wheel connected with the driving screw rod, and the upper belt wheel and the lower belt wheel are connected through a transmission belt.

[0016] The servo motor is directly connected at the end of the driving screw rod; the output shaft of the servo motor is coaxially distributed with the driving screw rod.

[0017] The servo motor is connected on the support frame through a mounting mechanism; the mounting mechanism comprises a mounting plate, the servo motor is connected on the mounting plate, and the mounting plate is connected on the support frame.

[0018] The mounting plate is connected with an adjusting mechanism; the adjusting mechanism comprises a tensioning support plate, and an adjusting bolt is arranged on the tensioning support plate; the adjusting bolt is connected with the mounting plate through the tensioning support plate.

[0019] The end of the driving screw rod is also provided with a support protection mechanism, and the support protection mechanism comprises a protective cover; a support bearing is arranged in the protective cover.

[0020] The utility model has the advantages of:

[0021] The utility model discloses a punching centering structure.

[0022] The utility model discloses a driving assembly changes the position of corresponding centering support, makes two centering supports relative motion, realizes the lateral extrusion of the part to be processed, thereby realizes that the part to be processed is at the center of processing, guarantees the processing accuracy of the part. DRAWINGS

[0023] The following is a brief description of the contents expressed by each drawing of the utility model specification and the marks in the drawing:

[0024] Figure 1 It is the structural schematic diagram of the second embodiment of the utility model.

[0025] Figure 2 It is the structural schematic diagram of the first embodiment of the utility model.

[0026] Figure 3 It is the structural schematic diagram when the servo motor is connected with the mounting plate and the adjusting mechanism in the utility model.

[0027] The marks in the above drawing are all:

[0028] 1, support frame, 2, centering support, 3, driving screw rod, 4, servo motor, 5, mounting plate, 6, protective cover, 7, support bearing, 8, guide slide rail, 9, sliding block, 10, tensioning support plate, 101, adjusting bolt. DETAILED DESCRIPTION

[0029] The specific embodiments of the utility model will be further explained in detail by the description of the optimal embodiments with reference to the drawings.

[0030] A punching centering structure, comprising a support frame 1, the support frame 1 is equipped with a centering assembly;The centering assembly comprises at least two symmetrically distributed centering supports 2;Each centering support 2 is connected with a drive assembly;The utility model discloses the change of the corresponding centering support 2 position by drive assembly, so that the relative motion of two centering supports 2, realize the lateral extrusion to the part to be processed, so as to realize the part to be processed in the center of processing, ensure the machining accuracy of parts.

[0031] The utility model discloses a punching centering structure mainly is to change the position of the part to be processed, make it be in the set processing position, the purpose is to ensure the accuracy of part placement position.

[0032] Meanwhile, in the utility model, the drive assembly includes drive screw 3;The centering support 2 is sleeved on drive screw 3;Drive assembly drives drive screw 3 to rotate, and because the centering support 2 is connected with support frame 1 through slide rail mechanism;All in the slide rail mechanism limitation, the rotation of drive screw 3 will change into the axial movement of centering support 2 along drive screw 3, and then in subsequent use, the relative position of two centering supports 2 can be changed, so as to realize the centering operation to the corresponding part.

[0033] In addition, in the utility model, the drive screw 3 is connected with servo motor 4 for driving drive screw 3 to rotate;Servo motor 4 is a power output piece, mainly provides the rotating force for drive screw 3, and then changes into the movement of centering support 2.

[0034] Further, in the utility model, the slide rail mechanism includes guide slide rail 8 arranged on support frame 1 and sliding block 9 arranged on centering support 2, the centering support 2 is connected on guide slide rail 8 through sliding block 9;Guide slide rail 8 is generally fixedly connected on support frame 1, and sliding block 9 is generally connected on centering support 2, and subsequent centering support 2 is hung on guide slide rail 8 through sliding block 9;The setting of slide rail mechanism guarantees the linear type of subsequent centering support 2 movement.

[0035] Meanwhile, in the utility model, according to different working conditions, the utility model servo motor 4 and drive screw 3 have multiple connection modes.

[0036] The first scheme is:

[0037] The utility model discloses a servo motor 4 is connected with drive screw rod 3 through transmission mechanism, transmission mechanism includes with servo motor 4 is connected with upper belt pulley 12, drive screw rod 3 is connected with lower belt pulley 13, upper belt pulley 12 is connected with lower belt pulley 13 through transmission belt 11, the utility model discloses a setting through transmission mechanism makes servo motor 4 can not need direct connection on drive screw rod 3, such setting, can conveniently arrange servo motor 4, makes the utility model discloses in narrow area can also arrange and deposit, can reduce to the structure transverse space occupation.

[0038] The second chapter scheme:

[0039] The utility model discloses a servo motor 4 is directly connected in drive screw rod 3 end, servo motor 4 output shaft and drive screw rod 3 coaxial distribution, such setting, can reduce the use of spare parts, and power transmission is more direct, reduces kinetic energy loss.

[0040] Further, in the utility model discloses a servo motor 4 is connected on support frame 1 through mounting mechanism, the setting of mounting mechanism has facilitated the connection between servo motor 4 and support frame 1, the mounting mechanism includes mounting plate 5 in the utility model discloses, and mounting plate 5 is a bridging piece, servo motor 4 is connected on mounting plate 5, and mounting plate 5 is connected on support frame 1, based on such setting, realizes the mounting connection of servo motor 4 on support frame 1.

[0041] Further, in the utility model discloses mounting plate 5 is connected with adjusting mechanism, adjusting mechanism includes tensioning branch board 10, be equipped with adjusting bolt 101 on tensioning branch board 10, adjusting bolt 101 passes through tensioning branch board 10 and is connected with mounting plate 5, in the utility model discloses tensioning branch board 10 is generally fixedly connected on support frame 1, and adjusting bolt 101 is pressed on the side surface or bottom surface of mounting plate 5, mainly is used for changing the position of mounting plate 5, and then changes the corresponding position of servo motor 4, to make servo motor 4 be in correct position or realize the tensioning operation of transmission belt.

[0042] Meanwhile, in order to realize the adjustment of mounting plate 5 position, require that the hole groove of mounting plate 5 and support frame 1 is connected as a waist type groove, because in actual installation connection, mounting plate 5 is generally connected on support frame 1 through bolt, so the through hole groove is equipped on mounting plate 5, in the utility model discloses according to the direction that mounting plate 5 needs to adjust, design for the length direction of hole groove and the adjustment direction is consistent, avoid the movement interference of bolt when mounting plate 5 adjusts.

[0043] Further, the driving screw rod 3 end portion is further provided with a support protection mechanism in the utility model, the support protection mechanism includes the protection cover 6;The protection cover 6 is equipped with support bearing 7;The protection cover 6 plays a basic protection function in the utility model, and also can be used for the lateral limit of support bearing 7 when subsequent use, and support bearing 7 is just for driving screw rod 3 end portion provides a longitudinal support force, guarantees the stability of driving screw rod 3 position;Support bearing 7 can be directly connected on support frame 1 by bearing seat in the utility model, also can be directly connected on protection cover 6, and protection cover 6 is connected on support frame 1 again;Such setting, the installation connection of support protection mechanism on support frame 1 is facilitated.

[0044] Obviously, the specific implementation of the utility model is not limited by the above-mentioned mode, and various non-essential improvements using the method concept and technical scheme of the utility model are within the protection scope of the utility model.

Claims

1. A punch centering structure, characterized by, The centering assembly is arranged on the supporting frame; The centering assembly comprises at least two symmetrically distributed centering supports, and each centering support is connected with a driving assembly; The driving assembly comprises a driving screw, the centering support is sleeved on the driving screw, and the centering support is connected with the supporting frame through a sliding rail mechanism; The driving screw is connected with a servo motor for driving the driving screw to rotate; The sliding rail mechanism comprises a guide sliding rail arranged on the supporting frame and a sliding block arranged on the centering support, and the centering support is connected with the guide sliding rail through the sliding block.

2. A kiss-cutting centering structure according to claim 1, characterized in that The servo motor is connected with the driving screw through a transmission mechanism, the transmission mechanism comprises an upper belt pulley connected with the servo motor and a lower belt pulley connected with the driving screw, and the upper belt pulley and the lower belt pulley are connected through a transmission belt.

3. The kiss-cutting centering structure according to claim 1, wherein The servo motor is directly connected with the end of the driving screw, and the output shaft of the servo motor is coaxially arranged with the driving screw.

4. The kiss-cutting centering structure according to claim 1, wherein The servo motor is connected with the supporting frame through a mounting mechanism, the mounting mechanism comprises a mounting plate, the servo motor is connected with the mounting plate, and the mounting plate is connected with the supporting frame.

5. A kiss-cutting centering structure according to claim 4, wherein The mounting plate is connected with an adjusting mechanism, the adjusting mechanism comprises a tensioning support plate, the tensioning support plate is provided with an adjusting bolt, and the adjusting bolt passes through the tensioning support plate and is connected with the mounting plate.

6. The kiss-cutting centering structure according to claim 4, wherein The end of the driving screw is further provided with a supporting protection mechanism, the supporting protection mechanism comprises a protection cover, and the protection cover is provided with a supporting bearing.

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