CN212664582U

CN212664582U - Stapler core frame processing device

Info

Publication number: CN212664582U
Application number: CN202022121609.8U
Authority: CN
Inventors: 谢晶晶; 刘敏婷; 梁志淙
Original assignee: Chongqing Xinyiyuan Intelligent Technology Co Ltd
Current assignee: Rizhao Caiba Printing Co.,Ltd.
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-03-09
Anticipated expiration: 2030-09-24

Abstract

The invention discloses a stapler core frame processing device, which relates to the technical field of stapler processing and comprises a driving pushing piece and a driven piece; the active pushing piece consists of a first-stage pushing piece, a second-stage pushing piece and a third-stage pushing piece; the driven part consists of a fixed part and auxiliary parts at two sides of the fixed part; the second-stage pushing piece is positioned above the first-stage pushing piece; the third-stage pushing piece is positioned between the two second-stage pushing pieces; the tail end of the third-stage pushing piece is provided with a mandrel; the tail ends of the two secondary pushing pieces are connected with the cylinder shaft together; the mandrel is positioned in the cylinder shaft; the tail part of the first-stage pushing piece is provided with a pushing hole; the cylinder shaft penetrates through the push hole; a first compression spring is arranged on the cylinder shaft; the first compression spring is positioned between the first-stage pushing piece and the second-stage pushing piece; the mandrel is sleeved with a second compression spring; the tail end of the auxiliary member is provided with a third compression spring; the rear end of the first-stage pushing piece is connected with the telescopic driving mechanism, so that the one-step forming processing of the core frame of the stapler can be realized, the position does not need to be adjusted in the processing process, the processing efficiency is greatly improved, and the processing quality of products is also improved.

Description

Stapler core frame processing device

Technical Field

The invention relates to the technical field of stapler processing, in particular to a stapler core frame processing device.

Background

The stapler is a common office tool, can bind bulk documents by a staple, is provided with a core frame, and as shown in fig. 1-2, the core frame needs to be processed into a box body shape as shown in fig. 2 after the core frame is processed by a punch press to complete the plate material shape as shown in fig. 1.

The core frame course of working of present stapler generally adopts conventional bender to process, just need adjust the work piece position after accomplishing the process of bending in the bender course of working and bend the processing again, the size precision that so leads to core frame last shaping receives great influence, make the quality of the core frame of processing out uneven, machining efficiency is not high simultaneously, because core frame belongs to core part in the stapler, slight change takes place for the size of core frame probably leads to making the stapler unusable when the operation, consequently always lead to the staple to block easily or can't bind when some core frames are used on the stapler.

Disclosure of Invention

Aiming at the problems, the invention provides a stapler core frame processing device which can realize one-step forming processing of a stapler core frame, does not need to adjust the position in the processing process, greatly improves the processing efficiency and also improves the processing quality of products.

In order to achieve the purpose, the invention adopts the technical scheme that:

a stapler core frame processing device comprises an active pushing piece and a passive piece which are matched with each other; the active pushing piece consists of a first-stage pushing piece, a second-stage pushing piece and a third-stage pushing piece; the driven part consists of a fixed part and auxiliary parts on two sides of the fixed part; the two secondary pushing pieces are arranged side by side and are positioned above the primary pushing piece; the third-stage pushing piece is positioned between the two second-stage pushing pieces; the secondary pushing piece is matched with the auxiliary piece oppositely; the three-stage pushing piece is matched with the fixing piece oppositely; the tail end of the third-stage pushing piece is provided with a mandrel; the tail ends of the two secondary pushing pieces are connected with a cylinder shaft together; the mandrel is positioned in the cylinder shaft; the tail part of the first-stage pushing piece is provided with a pushing hole; the cylinder shaft penetrates through the push hole; a first compression spring is arranged on the cylinder shaft; the first compression spring is positioned between the first-stage pushing piece and the second-stage pushing piece; the mandrel is sleeved with a second compression spring; the second compression spring is positioned between the second-stage pushing piece and the third-stage pushing piece; a third compression spring is arranged at the tail end of the auxiliary member; the tail end of the primary pushing piece is connected with a telescopic driving mechanism.

As a further improvement of the technical scheme, a limiting plate extending forwards is arranged on the outer side edge of the auxiliary member.

As a further improvement of the technical scheme, the front end faces of the first-stage pushing piece, the second-stage pushing piece and the third-stage pushing piece are kept flat; the fixing piece and the front end face of the auxiliary piece are kept flat.

As a further improvement of the technical scheme, side supporting pieces used for pushing the auxiliary piece are arranged on two sides of the primary pushing piece; and wing plates matched with the side branch pieces are arranged on the side edges of the auxiliary pieces.

As a further improvement of the technical scheme, an electric heater is arranged in the fixing piece.

As a further improvement of the technical scheme, the front end faces of the fixed piece and the auxiliary piece protrude forwards, so that the lower part is suspended to form a gap; the height of the gap is greater than that of the front end face of the first-stage pushing piece.

As a further improvement of the technical scheme, a sliding shaft is arranged on the back of the auxiliary member; a third compression spring is sleeved on the sliding shaft; a back plate is arranged on the back of the fixing piece; the sliding shaft is slidably disposed through the through hole in the back plate.

As a further improvement of the technical scheme, the driving pushing piece and the driven piece are arranged on the bottom plate; the fixing piece is fixedly arranged on the bottom plate; the bottom plate is provided with a blanking hole for the molded movement frame to fall; the blanking hole is positioned below the gap between the driving pushing piece and the fixing piece.

As a further improvement of the technical scheme, a secondary supporting piece is arranged at the bottom of the secondary pushing piece; a third-stage supporting piece is arranged at the bottom of the third-stage pushing piece; the first-stage pushing piece is provided with an empty groove; the secondary supporting piece and the tertiary supporting piece penetrate through the empty groove to be supported on the bottom plate.

As a further improvement of the technical scheme, a top plate is arranged above the driving pushing piece and the driven piece; a feed inlet is formed in the top plate; the feed inlet is positioned above a gap between the driving pushing piece and the fixing piece; and a material baffle plate for blocking the feeding hole is arranged above the primary pushing piece.

As a further improvement of the technical scheme, a barrel shaft limiting ring is arranged at the tail end of the barrel shaft; the tail end of the mandrel is provided with a mandrel limiting ring.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the core frame can be directly pressed into the forming structure shown in fig. 2 from the plate structure shown in fig. 1 by the forward pushing of the active pushing piece, and the part position does not need to be adjusted in the midway and the core frame is formed at one time, so that the processing efficiency of the core frame can be greatly improved, and the processing and forming precision is ensured.

2. According to the invention, the original plate of the core frame is processed in a vertical state, and is pushed from the lower end of the original plate of the core frame through the primary pushing piece to complete the first bending procedure, so that the bending size precision of the lower end of the core frame can be ensured; the second bending procedure is finished by pushing the secondary pushing pieces from two sides of the original plate of the core frame, so that the bending size precision of two sides of the core frame can be ensured.

3. According to the invention, the core frame is fixed through the three-stage pushing piece and the fixing piece in the bending processing process, so that the core frame is prevented from loosening in the processing process, and the processing precision is improved.

4. According to the invention, the limiting plates are arranged on the outer side of the auxiliary part, and the two limiting plates are matched to limit the movement frame to fall to a preset position, so that the machining precision of the movement frame is ensured.

5. According to the invention, the striker plate is arranged above the primary pushing piece, the blanking hole is formed in the bottom plate, the core frame after being processed can automatically fall out of the blanking hole through the telescopic matching of the primary pushing piece, and the core frame plate can automatically fall into a preset position from the feeding hole, so that the continuous automatic processing is realized, and the processing efficiency is greatly improved.

6. Be provided with the electric heater in the mounting, heat the mounting through the electric heater for the core frame is heated up in the forming process, and this device of rethread keeps the centre gripping for a period, can make the core frame to bend and can eliminate deformation after the shaping, improves the machining precision.

Drawings

FIG. 1 is a schematic structural view of a core frame plate;

FIG. 2 is a schematic structural view of a core frame;

FIG. 3 is a schematic three-dimensional structure of the present invention;

FIG. 4 is a bottom display schematic of the present invention;

FIG. 5 is a schematic structural view of the present invention with a bottom plate disposed below;

FIG. 6 is a schematic view of a base plate display structure;

FIG. 7 is a schematic structural view of a striker plate arranged on the primary pushing member;

FIG. 8 is a top plan view of the initial processing state of the present invention;

FIG. 9 is a cross-sectional view of the initial processing state of the present invention;

FIG. 10 is a cross-sectional view of the present invention with the bottom of the core frame bent;

FIG. 11 is a top view of the core frame formed by bending two sides thereof according to the present invention;

fig. 12 is a sectional view of the striker plate on the primary pusher in operation.

In the figure: 1. a first-stage pushing piece; 2. pushing the hole; 3. a side branch; 4. an empty groove; 5. a second-stage pushing piece; 6. a barrel shaft; 7. third-stage pushing; 8. a mandrel; 9. a fixing member; 10. an accessory; 11. a slide shaft; 12. a back plate; 13. a secondary support member; 14. a tertiary support; 15. a limiting plate; 16. a base plate; 17. a blanking hole; 18. a striker plate; 19. a mandrel limiting ring; 20. a barrel shaft limiting ring; 21. a movement frame; 22. a first compression spring; 23. a second compression spring; 24. a third compression spring; 25. a top plate; 26. a feed inlet; 27. erecting a piece; 28. a wing plate; 29. a gap; 91. an electric heater.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

Referring to fig. 1 to 12, in one embodiment, a stapler core frame processing device includes an active pushing member and a passive pushing member cooperating with each other; the active pushing piece consists of a first-stage pushing piece 1, a second-stage pushing piece 5 and a third-stage pushing piece 7; the driven part consists of a fixed part 9 and auxiliary parts 10 at two sides of the fixed part; two secondary pushing pieces 5 are arranged side by side and are positioned above the primary pushing piece 1; the third-stage pushing piece 7 is positioned between the two second-stage pushing pieces 5; the secondary pushing piece 5 is oppositely matched with the auxiliary piece 10; the three-stage pushing piece 7 is oppositely matched with the fixing piece 9; the tail end of the third-stage pushing piece 7 is provided with a mandrel 8; the tail ends of the two secondary pushing pieces 5 are connected with a cylinder shaft 6 together; the mandrel 8 is positioned in the barrel shaft 6; the tail part of the first-stage pushing piece 1 is provided with a pushing hole 2; the cylinder shaft 6 penetrates through the push hole 2; the cylinder shaft 6 is provided with a first compression spring 22; the first compression spring 22 is positioned between the first-stage pushing piece 1 and the second-stage pushing piece 5; the mandrel 8 is sleeved with a second compression spring 23; the second compression spring 23 is positioned between the second-stage pushing piece 5 and the third-stage pushing piece 7; the tail end of the auxiliary member 10 is provided with a third compression spring 24; the tail end of the primary pushing piece 1 is connected with a telescopic driving mechanism.

A gap is reserved between the second-stage pushing piece 5 and the third-stage pushing piece 7, and the width of the gap is larger than or equal to the thickness of the plate; a gap is reserved between the side wall of the secondary pushing piece 5 and the side wall of the fixing piece, and the width of the gap is larger than or equal to the thickness of the plate.

A gap is reserved between the top surface of a pushing piece 1 and the bottom surface of the lower edge of a driven pushing piece, and the width of the gap is larger than or equal to the thickness of a plate.

The telescopic driving mechanism can be an oil cylinder.

As shown in fig. 8-11, the principle of operation of the present invention:

the core frame original plate is placed between the driving pushing piece and the driven pushing piece, the first-stage pushing piece 1 pushes forwards to drive the second-stage pushing piece 5 and the third-stage pushing piece 7 to move forwards, the third-stage pushing piece 7 is matched with the fixing piece 9 to clamp the core frame 21, and the second-stage pushing piece 5 and the auxiliary piece 10 assist in clamping the core frame 21 from two sides.

The first-stage pushing piece 1 continues to push forwards, and the lower end plate of the movement frame 21 is bent forwards to 90 degrees.

The primary pushing piece 1 continues to push forwards, the secondary piece 10 is pushed backwards, and the space required by bending the two sides of the movement frame 21 is vacated; the third compression spring 24 is compressed.

The first-stage pushing piece 1 continues to push forwards to drive the first compression spring 22 to be compressed to the shortest, so that the second-stage pushing piece 5 continues to push forwards, the two sides of the movement frame 21 are bent forwards to 90 degrees to be attached to the two sides of the fixing piece, machining is completed, and the second compression spring 23 is compressed to the bottom at the moment.

The first-stage pushing piece 1 retracts backwards, then the second-stage pushing piece 5 and the third-stage pushing piece 7 are driven to retract backwards in sequence, in the retracting process, the auxiliary piece 10 resets under the action of the third compression spring 24, and the movement frame 21 clamped on the fixing piece 9 is completely pushed away and falls off.

As shown in fig. 3-7, in order to make the initial positioning of the core frame plate more accurate, it is further optimized on the basis of the above embodiment that the outer side of the secondary 10 is provided with a limit plate 15 extending forward, and the limit plates 15 of the two secondary 10 constitute the positioning of both sides of the core frame 21, so as to prevent the core frame 21 from shifting laterally and deviating from the processing position.

As shown in fig. 3-7, further optimized on the basis of the above embodiments, the front end faces of the primary pushing piece 1, the secondary pushing piece 5 and the tertiary pushing piece 7 are kept flat; the fixing piece 9 is kept flat with the front end face of the auxiliary piece 10, and the flat keeping can be the state of the primary pushing piece 1, the secondary pushing piece 5 and the tertiary pushing piece 7 before initial operation.

As shown in fig. 3-7, further optimized on the basis of the above embodiment, the two sides of the primary pushing member 1 are provided with side supporting members 3 for pushing the secondary member 10; wing plates 28 matched with the side supporting pieces 3 are arranged on the side edges of the auxiliary pieces 10, and the side supporting pieces 3 are in a vertical column shape and are arranged at the two sides of the upper end of the first-stage pushing piece 1; the wings 28 may be fixed to the outside of the sub-member 10 independently, or may be integrally formed with the sub-member 10.

As shown in fig. 10, in addition to the above embodiment, an electric heater 91 is provided in the fixing member 9, the fixing member is heated by the electric heater 91, so that the temperature of the core frame is raised, and the pressure is maintained for a while by the apparatus, so that the deformation of the core frame after bending and forming can be eliminated, and the processing precision can be improved.

As shown in fig. 4 and 9-10, further optimized on the basis of the above embodiment, the front end surfaces of the fixing member 9 and the secondary member 10 are protruded forwards, so that a gap 29 is formed by suspending the lower part; the height of the gap 29 is greater than that of the front end surface of the primary pushing piece 1.

As shown in fig. 8, further optimized on the basis of the above embodiment, the back of the secondary member 10 is provided with a sliding shaft 11; a third compression spring 24 is sleeved on the sliding shaft 11; a back plate 12 is arranged on the back of the fixing piece 9; the sliding shaft 11 can slidably penetrate through a through hole in the back plate 12, the auxiliary part 10 is kept flush with the front end face of the fixing part 9 in the initial state, the movement frame can be well positioned and fixed, and the accuracy of bending the lower end of the movement frame is improved in an auxiliary mode; when pushed by the first-stage pushing piece, the third compression spring 24 is compressed, the auxiliary piece 10 retreats, and the space required by bending the two sides of the movement frame is vacated.

As shown in fig. 5-6, further optimized on the basis of the above-mentioned embodiments, the active pushing member and the passive member are disposed on the bottom plate 16; the fixing piece 9 is fixedly arranged on the bottom plate 16; the bottom plate 16 is provided with a blanking hole 17 for the molded movement frame 21 to fall; the blanking hole 17 is positioned below a gap between the driving pushing piece and the fixing piece, and the bottom plate 16 is used for supporting the lower end of the movement frame; and is used for supporting the driving pushing part and the driven part, and the driving pushing part and the auxiliary part can slide on the bottom plate 16.

The width of the two sides of the blanking hole 17 cannot be larger than the maximum width of the core frame plate, but is larger than the width of the core frame after bending forming, so that the core frame plate cannot fall off before processing and just falls out of the blanking hole 17 after processing forming.

As shown in fig. 4-5, further optimized on the basis of the above embodiment, the bottom of the secondary pushing member 5 is provided with a secondary supporting member 13; the bottom of the third-stage pushing piece 7 is provided with a third-stage supporting piece 14; the first-stage pushing piece 1 is provided with an empty groove 4; the secondary support 13 and the tertiary support 14 pass through the empty slot 4 and are supported on the bottom plate 16, the secondary pushing piece 5 and the tertiary pushing piece 7 move on the bottom plate 16 through the support, and the secondary support 13 and the tertiary support 14 can be rollers or rollers.

As shown in fig. 7, 9-10 and 12, further optimized on the basis of the above embodiments, a top plate 25 is arranged above the driving pushing piece and the driven piece; a feed inlet 26 is formed in the top plate 25; the feed inlet 26 is positioned above the gap between the driving pushing piece and the fixing piece; a striker plate 18 for blocking the feed inlet 26 is arranged above the primary pushing piece 1.

In an initial state, after the core frame plate falls into the device, the primary pushing piece 1 starts to move forwards, and the material baffle plate 18 blocks the blanking hole 17 to prevent redundant core frame plates from falling; after finishing processing, one-level pushes away a 1 backspacing to primary position, and blanking hole 17 opens, and the core frame plate falls into this device once more, and one-level pushes away a 1 and begins forward movement again, so reciprocal.

As shown in fig. 7, in order to enable the primary pushing element 1 to drive the secondary pushing element 5 and the tertiary pushing element 7 to retreat together when retreating, it is further optimized on the basis of the above embodiment that a barrel shaft limiting ring 20 is arranged at the tail end of the barrel shaft 6; the tail end of the mandrel 8 is provided with a mandrel limiting ring 19.

As shown in fig. 8-11, the working principle of the present invention is:

the original plate of the core frame passes through the blanking hole 17 from the upper side and then falls on a station between the driving pushing piece and the driven piece, the driving pushing piece and the driven piece are limited at the front and rear parts of the core frame plate, and the limiting plates 15 are limited at the left side and the right side, so that the core frame plate can be accurately positioned.

The one-level pushes away a 1 and promotes forward, and striker plate 18 blocks blanking hole 17, prevents that other core frame boards from falling down, drives second grade and pushes away a 5 and tertiary 7 forward movements that push away, and tertiary 7 that push away cooperates with mounting 9 and cliies core frame 21, and second grade pushes away a 5 and auxiliary 10 is supplementary to clip core frame 21 from both sides.

After the first-stage pushing piece 1 retreats to the original position, the material baffle plate 18 does not shield the blanking hole 17 any more, so that the other core frame plate falls to the station to start the next processing.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principle and embodiments of the present invention have been described herein by way of specific examples, which are provided only to help understand the method and the core idea of the present invention, and the above is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can also be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. A stapler core frame processing device is characterized by comprising an active pushing piece and a passive piece which are matched with each other; the active pushing piece consists of a first-stage pushing piece (1), a second-stage pushing piece (5) and a third-stage pushing piece (7); the driven part consists of a fixed part (9) and auxiliary parts (10) on two sides of the fixed part; two secondary pushing pieces (5) are arranged side by side and are positioned above the primary pushing piece (1); the third-stage pushing piece (7) is positioned between the two second-stage pushing pieces (5); the secondary pushing piece (5) is matched with the auxiliary piece (10) oppositely; the three-stage pushing piece (7) is matched with the fixing piece (9) relatively; the tail end of the third-stage pushing piece (7) is provided with a mandrel (8); the tail ends of the two secondary pushing pieces (5) are connected with a cylinder shaft (6) together; the mandrel (8) is positioned in the barrel shaft (6); the tail part of the first-stage pushing piece (1) is provided with a pushing hole (2); the cylinder shaft (6) penetrates through the push hole (2); a first compression spring (22) is arranged on the cylinder shaft (6); the first compression spring (22) is positioned between the first-stage pushing piece (1) and the second-stage pushing piece (5); a second compression spring (23) is sleeved on the mandrel (8); the second compression spring (23) is positioned between the second-stage pushing piece (5) and the third-stage pushing piece (7); a third compression spring (24) is arranged at the tail end of the auxiliary member (10); the tail end of the primary pushing piece (1) is connected with a telescopic driving mechanism.

2. A stapler core frame processing device according to claim 1, characterised in that the outer side of the secondary part (10) is provided with a forwardly extending stop plate (15).

3. A stapler core frame processing device according to claim 1, characterized in that the first push piece (1) is provided with side branch pieces (3) on both sides for pushing the secondary piece (10); and wing plates (28) matched with the side supporting pieces (3) are arranged on the side edges of the auxiliary pieces (10).

4. The stapler core frame processing device according to claim 1, wherein an electric heater (91) is provided in the fixing member (9).

5. A stapler core frame processing device according to claim 1, characterized in that the front faces of the fixed part (9) and the secondary part (10) are projected forward, so that a gap (29) is formed by suspending the lower part; the height of the gap (29) is greater than that of the front end surface of the first-stage pushing piece (1).

6. A stapler core frame processing device according to claim 1, characterised in that the back of said secondary member (10) is provided with a sliding shaft (11); a third compression spring (24) is sleeved on the sliding shaft (11); a back plate (12) is arranged on the back surface of the fixing piece (9); the sliding shaft (11) is arranged through a through hole in the back plate (12) in a sliding mode.

7. A stapler core frame processing device according to claim 1, characterised in that the driving and driven parts are arranged on a base plate (16); the fixing piece (9) is fixedly arranged on the bottom plate (16); the bottom plate (16) is provided with a blanking hole (17) for the molded movement frame (21) to fall; the blanking hole (17) is positioned below the gap between the driving pushing piece and the fixing piece.

8. A stapler core frame processing device according to claim 7, characterized in that the secondary ejector (5) is provided with a secondary support (13) at the bottom; a third-stage supporting piece (14) is arranged at the bottom of the third-stage pushing piece (7); the first-stage pushing piece (1) is provided with a hollow groove (4); the secondary supporting piece (13) and the tertiary supporting piece (14) penetrate through the empty groove (4) and are supported on the bottom plate (16).

9. The stapler core frame processing device according to claim 1, wherein a top plate (25) is arranged above the driving pushing piece and the driven piece; a feed inlet (26) is formed in the top plate (25); the feed inlet (26) is positioned above a gap between the driving pushing piece and the fixing piece; a material baffle plate (18) used for blocking the feeding hole (26) is arranged above the first-level pushing piece (1).

10. The stapler core frame processing device according to claim 1, wherein a barrel shaft limiting ring (20) is arranged at the tail end of the barrel shaft (6); the tail end of the mandrel (8) is provided with a mandrel limiting ring (19).