Cutter holder driving assembly of computer spring machine

Abstract

The utility model discloses a computer spring machine tool apron driving assembly which comprises a back plate, first guide rails which are symmetrically distributed are fixedly installed on the two sides of the outer surface of the middle of the back plate, sliding blocks are connected to the two first guide rails in a limiting and sliding mode, and an outer sliding plate is fixedly installed between the exteriors of the two sliding blocks. A lower pressing plate is fixedly installed in the middle of the outer surface of the outer sliding plate, a lower fixing plate is fixedly installed below the lower pressing plate and located on the outer surface of the rear back plate, a reciprocating spring is fixedly installed between the lower pressing plate and the lower fixing plate, a lower pressing column is fixedly installed in the center of the lower surface of the lower pressing plate, and a sliding tool apron is fixedly installed on the lower surface of the bottom end of the lower pressing column. According to the tool apron driving assembly, an existing crank arm connecting rod mechanism is improved and replaced with a single spring structure, so that the structural complexity of the tool apron driving assembly can be effectively reduced, the assembly can be conveniently installed and debugged, the overall manufacturing difficulty of the assembly is reduced, and meanwhile the overall complexity of the driving assembly is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to computer spring machine technical field, concretely is computer spring machine tool holder drive assembly. BACKGROUND

[0002] Computer spring machine is a kind of special equipment for producing spring, it is mainly composed of main machine, computer controller system and servo motor part, and it is the equipment of mechatronics;

[0003] After spring processing is completed, computer spring machine is cut off wire by the reciprocating motion of the slide block on the supporting plate seat, and the knife holder driving assembly is needed when reciprocating, the slide block of the existing computer spring machine is driven by cam and crank link mechanism, however, the above-mentioned knife holder cam and crank link mechanism structure are relatively complex, debugging is not convenient, and it is not convenient to carry out overhaul work after damage, and the structure complexity greatly increases the overhaul cost of machine, and the practicality is insufficient. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing computer spring machine tool holder drive assembly to solve the problems in the above-mentioned background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: computer spring machine tool holder drive assembly, including backplate, the outer surface middle part of backplate is fixedly installed with symmetrically distributed one guide rail on both sides, two one guide rails are slidably connected with sliding block, two sliding blocks are fixedly installed with outer sliding plate between the outside, the outer surface middle position of outer sliding plate is fixedly installed with lower pressing plate, the lower fixed plate is fixedly installed below lower pressing plate and located on the outer surface of backplate, reciprocating spring is fixedly installed between lower pressing plate and lower fixed plate, the lower surface center position of lower pressing plate is fixedly installed with lower pressing column, and sliding tool holder is fixedly installed on the bottom end lower surface of lower pressing column.

[0006] Preferably, the front side of the backplate is fixedly installed with a rotary motor through bolts, and the output shaft of the rotary motor is fixedly installed with a cam.

[0007] Preferably, the back surface of the sliding tool holder is provided with a second guide rail, and the second guide rail is fixedly installed on the outer surface of the backplate.

[0008] Preferably, the back surface of the sliding tool holder is provided with a second guide rail, and the second guide rail is fixedly installed on the outer surface of the backplate.

[0009] Preferably, the outer surface of the backplate is fixedly installed with a fixing hole for structure installation at the four corners.

[0010] Preferably, the bottom end of the lower pressing column penetrates through the lower fixed plate structure, and the lower pressing column is in sliding connection with the lower fixed plate.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The computer spring machine tool seat driving assembly of the utility model, through the cooperation of the structure, the cam is arranged to drive the sliding tool seat to move downward for cutting work, and in the rotating process of the cam, the descending sliding tool seat can be reset elastically by the compressed reciprocating spring, so that the reciprocating motion driving work of the sliding tool seat is completed by the elastic reset action of the motor-driven cam and the reciprocating spring, and the normal reciprocating motion effect of the spring machine is ensured.

[0013] The utility model discloses a reciprocating spring as the reset structure of the reciprocating motion of the sliding tool seat, and the spring can replace the complex crank arm connecting rod mechanism, the existing crank arm connecting rod mechanism is improved and replaced by a single spring structure, so that the structural complexity of the tool seat driving assembly can be effectively reduced, the installation and debugging work of the assembly are facilitated, the manufacturing difficulty of the assembly is reduced, the overall complexity of the driving assembly is reduced, the maintenance and overhaul cost of the later structure can be effectively reduced, and the utility model has good practicability and economy and stronger practicability.

[0014] Meanwhile, the utility model discloses that the back of the lower pressing plate and the sliding tool seat is installed with a linear displacement guide no. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front perspective structure schematic diagram of the tool seat driving assembly of the utility model embodiment;

[0016] Figure 2 It is the bottom view structure schematic diagram of the tool seat driving assembly of the utility model embodiment;

[0017] Figure 3 It is the top view structure schematic diagram of the tool seat driving assembly of the utility model embodiment.

[0018] In the drawing: 1, back plate;2, rotary motor;3, cam;4, guide rail no. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0020] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] Please refer to Figures 1-3 The utility model provides an embodiment: computer spring machine tool holder drive assembly, including backplate 1, the front upper portion of backplate 1 is fixedly installed with rotary motor 2 through bolt, the output shaft of rotary motor 2 is fixedly installed with cam 3, and the rotary motor 2 can drive the rotation work of cam 3 by setting in this way;

[0023] The outer surface of the middle part of backplate 1 is fixedly installed with symmetrically distributed one guide rail 4 on both sides, and the two one guide rails 4 are both limitedly connected with sliding block 5, the outer part between the two sliding blocks 5 is fixedly installed with outer sliding plate 6, the outer surface of outer sliding plate 6 is fixedly installed with lower pressing plate 7 at the middle position, and lower fixed plate 8 is fixedly installed below lower pressing plate 7 and located on the outer surface of backplate 1, reciprocating spring 9 is fixedly installed between lower pressing plate 7 and lower fixed plate 8, lower pressing column 10 is fixedly installed at the center position of the lower surface of lower pressing plate 7, and sliding tool holder 11 is fixedly installed at the bottom end lower surface of lower pressing column 10, and the sliding tool holder 11 can be installed with cutting knife for spring production cutting in actual use;

[0024] The bottom end of the pressing column 10 penetrates through the lower fixed plate 8, and the pressing column 10 is in sliding connection with the lower fixed plate 8;

[0025] According to the above structure, the rotating motor 2 drives the cam 3 to rotate, when the cam 3 contacts the pressing plate 7, the cam 3 continues to rotate, and the pressing plate 7 is continuously pressed downward, when the cam 3 rotates to the lowest point, the pressing plate 7 is lowered to the bottom end. Figure 1

[0026] The pressing plate 7 is lowered to the bottom end, and the sliding knife holder 11 at the bottom end is pressed by the pressing column 10 to move downward, so that the sliding knife holder 11 and the cutter can move downward to cut the steel wire for spring machine production, ensuring normal cutting use of the utility model.

[0027] During the process that the cam 3 drives the pressing plate 7 to lower, the reciprocating spring 9 between the pressing plate 7 and the lower fixed plate 8 is compressed, so that the reciprocating spring 9 is in a compressed state.

[0028] When the cam 3 rotates from the bottom end to the top end, the compressed reciprocating spring 9 is reset, so that the pressing plate 7 is moved upward, and the sliding knife holder 11 is moved upward, so that the driving assembly completes the structure reset work.

[0029] Meanwhile, the utility model discloses a linear displacement guide one guide rail 4, a sliding block 5 and an outer sliding plate 6 are installed on the back of the pressing plate 7, so that the linear guide structure can improve the displacement accuracy of the pressing plate 7, has good displacement guide use effect, improves displacement accuracy, and is more practical.

[0030] In the embodiment, in order to improve the displacement guiding property of the sliding knife holder 11, the back of the sliding knife holder 11 is provided with a second guide rail 12, the second guide rail 12 is fixedly installed on the outer surface of the back plate 1, the back of the sliding knife holder 11 is provided with a rear sliding block 13, and the sliding knife holder 11 and the second guide rail 12 are in limiting sliding connection through the rear sliding block 13.

[0031] Therefore, the second guide rail 12 and the rear sliding block 13 are used in cooperation, so that the up-down displacement guiding property of the sliding knife holder 11 can be effectively improved, the linearity of displacement is ensured, and the use effect is better.

[0032] ​In this embodiment, in order to carry out the overall installation work of the driving assembly, the outer surface of the back plate 1 is fixedly provided with a fixing hole for structural installation at each corner.

[0033] Working principle: the utility model discloses in using can be installed in the spring cutting area of computer spring machine, to this guarantee normal use effect, the sliding knife holder 11 is installed for cutting the cutter for cutting off;

[0034] The rotating motor 2 can drive the cam 3 to rotate, when the cam 3 rotates and contacts the lower pressing plate 7, the cam 3 continues to rotate, and the lower pressing plate 7 is continuously pressed by the continuous rotation of the cam 3, so that the lower pressing plate 7 continuously descends, when the cam 3 rotates to the lowest point, as shown in the attached drawings, the lower pressing plate 7 descends to the bottom end; Figure 1

[0035] The lower pressing plate 7 can be displaced downward by the lower pressing column 10, so that the lower sliding knife holder 11 can be driven to move downward by the rotating drive of the cam 3, so that the sliding knife holder 11 and the cutter can be displaced and cut off the steel wire for spring machine production, to ensure the normal cutting use of the utility model;

[0036] During the process of the cam 3 driving the lower pressing plate 7 to descend, the lower pressing plate 7 will synchronously compress the reciprocating spring 9 between the lower fixed plate 8, so that the reciprocating spring 9 is in a compressed state;

[0037] When the cam 3 rotates from the bottom end to the top end, the compressed reciprocating spring 9 will perform elastic reset work, so that the upper lower pressing plate 7 can be displaced upward by the elastic reset of the reciprocating spring 9, so that the sliding knife holder 11 can be displaced upward by the upward displacement of the lower pressing plate 7, and the driving assembly completes the structure reset work;

[0038] The computer spring machine knife holder driving assembly of the utility model is used in cooperation with the above structure, so that the cam 3 can drive the sliding knife holder 11 to move downward for cutting, and during the rotation of the cam 3, the sliding knife holder 11 can be elastically reset by the compressed reciprocating spring 9, so that the reciprocating motion of the sliding knife holder 11 can be driven by the elastic reset of the reciprocating spring 9 and the downward pressing of the cam 3, to ensure the normal reciprocating motion of the spring machine;

[0039] ​The utility model discloses a single spring structure is improved to replace the existing curved arm connecting rod mechanism, and the structure complexity of the knife seat driving assembly can be effectively reduced, the installation and debugging work of the assembly are facilitated, the manufacturing difficulty of the assembly is reduced, the overall complexity of the driving assembly is reduced, the maintenance and overhaul cost of the later structure can be effectively reduced, and the utility model discloses good practicality and economy, and the practicality is stronger.

[0040] Meanwhile, the utility model discloses a linear displacement guide one guide rail 4, sliding block 5, outer slide plate 6, two guide rails 12 and rear sliding block 13 are installed on the back of the lower pressing plate 7 and the sliding knife seat 11, and the linear guide structure is used to improve the displacement accuracy of the lower pressing plate 7 and the sliding knife seat 11 reciprocating motion, has good displacement guide use effect, improves displacement accuracy.

[0041] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiment should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

Claims

1. A drive assembly for a knife holder of a computer spring machine, comprising a back plate (1), characterized in that The middle outer surface of the back plate (1) is fixedly installed with symmetrically distributed one guide rail (4) on both sides, the two one guide rails (4) are slidably connected with sliding blocks (5), the two sliding blocks (5) are fixedly installed with an outer sliding plate (6) between the outer portions, the outer surface of the outer sliding plate (6) is fixedly installed with a lower pressing plate (7) at the middle position, the lower pressing plate (7) is fixedly installed with a lower fixed plate (8) below and on the outer surface of the back plate (1), the lower pressing plate (7) and the lower fixed plate (8) are fixedly installed with a reciprocating spring (9) therebetween, the lower surface of the lower pressing plate (7) is fixedly installed with a lower pressing column (10) at the center position, and the bottom end of the lower pressing column (10) is fixedly installed with a sliding knife seat (11).

2. The computerized spring machine tool holder drive assembly of claim 1, wherein: The front surface of the back plate (1) is fixedly installed with a rotary motor (2) above through bolts, and the output shaft of the rotary motor (2) is fixedly installed with a cam (3).

3. The computerized spring machine tool holder drive assembly of claim 1, wherein: The back surface of the sliding knife seat (11) is provided with a second guide rail (12), and the second guide rail (12) is fixedly installed on the outer surface of the back plate (1).

4. The computerized spring machine tool holder drive assembly of claim 1, wherein: The back surface of the sliding knife seat (11) is installed with a rear sliding block (13), and the sliding knife seat (11) and the second guide rail (12) are limitingly and slidably connected through the rear sliding block (13).

5. The computerized spring machine tool holder drive assembly of claim 1, wherein: The outer surface of the back plate (1) is fixedly installed with a fixed hole for structural installation at each corner.

6. The computerized spring machine tool holder drive assembly of claim 1, wherein: The bottom end of the lower pressing column (10) penetrates the structure of the lower fixed plate (8), and the lower pressing column (10) and the lower fixed plate (8) are slidably connected.

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