CN114206532A

CN114206532A - Cutting depth adjusting structure of upper longitudinal cutter

Info

Publication number: CN114206532A
Application number: CN202180003510.2A
Authority: CN
Inventors: 蔡磊明; 陈兆茂; 许庆松; 叶民生
Original assignee: Wuxi Micro Research Co Ltd
Current assignee: Wuxi Micro Research Co Ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-03-18
Anticipated expiration: 2041-11-18
Also published as: WO2023087208A1; CN114206532B

Abstract

This paper discloses a rip cutting upper slitter cuts dark adjustment structure, including the cope match-plate pattern, be provided with the blade holder on the cope match-plate pattern, be provided with the cutter on the upper slitter-plate pattern, a plurality of step holes have been seted up on the upper slitter-plate pattern, wear to be equipped with the hook nail in every step hole and make the hook nail float through first spring, the lower extreme that the upper slitter-plate pattern is fixed in the hook nail, but wear to be equipped with a plurality of ejector pins of vertical movement in the cope match-plate pattern, the ejector pin sets up the upper end that acts on the hook nail, the top of cope match-plate pattern is provided with the clamp plate, it is provided with adjusting part to correspond every ejector pin on the clamp plate, adjusting part includes the roof pressure screw, be provided with the nut on the clamp plate, roof pressure screw and nut screw thread fit, and the roof pressure screw passes the clamp plate and supports and lean on the ejector pin, the roof pressure screw sets up the depth of cutting through self rotation adjustment upper slitter.

Description

Cutting depth adjusting structure of upper longitudinal cutter

Technical Field

The application relates to the technical field of longitudinal cutting dies, for example to a structure is adjusted to sword cutting depth on the longitudinal cutting.

Background

In the air conditioner fin die, longitudinal cutting is an essential process, is also called slitting, and is used for cutting the whole width of a material into the width of fins required by a client by utilizing the cutting of an upper cutter and a lower cutter of the longitudinal cutting. The length of the longitudinal cutter is fixed, namely the cutting length is constant, if materials with different lengths need to be punched, multiple times of punching are needed to achieve the purpose, along with changes such as reduction and even disappearance of joint marks of the longitudinally cut cutter, more burrs can be formed on the materials, the product quality is affected, and therefore the cutting depth needs to be adjusted timely. The cutting depth of a general longitudinal cutter is fixed, if adjustment is needed, the machine needs to be stopped for mold opening, a large template needs to be disassembled, the positions of an upper cutter and a lower cutter are regulated, the operation is complex, and the production beat is influenced.

Disclosure of Invention

The application provides a rip cutting upper slitter cuts dark adjustment structure, adjusts the edge of a knife through simple operation and cuts the degree of depth, reduces the operation degree of difficulty, eliminates the rip cutting burr, satisfies the production requirement.

The utility model provides a rip cutting upper slitter cuts dark adjustment structure, including the cope match-plate pattern, be provided with the blade holder on the cope match-plate pattern, be provided with the cutter on the upper slitter holder, a plurality of step holes have been seted up on the upper slitter holder, wear to be equipped with the hook nail in every step hole and make the hook nail float through first spring, the lower extreme that the hook nail was fixed in to the upper slitter, but wear to be equipped with a plurality of ejector pins of vertical movement in the cope match-plate pattern, the ejector pin sets up the upper end that acts on the hook nail, the top of cope match-plate pattern is provided with the clamp plate, it is provided with adjusting part to correspond every ejector pin on the clamp plate, adjusting part includes the roof pressure screw, be provided with the nut on the clamp plate, roof pressure screw and nut screw thread fit, and the roof pressure screw passes the clamp plate and supports and lean on the ejector pin, the roof pressure screw sets up to the depth of cutting through self rotation adjustment upper slitter.

Drawings

Fig. 1 is a front view of a structure for quickly adjusting the cutting depth of a longitudinal cutting upper knife provided in an embodiment of the present application;

fig. 2 is a top view of a structure for rapidly adjusting the cutting depth of a longitudinal cutting upper knife according to an embodiment of the present application;

FIG. 3 is a side view of a vertical cutting upper blade cutting depth quick adjustment structure provided in an embodiment of the present application;

FIG. 4 is an enlarged view at A in FIG. 1;

fig. 5 is an enlarged view at B in fig. 1.

Wherein:

1. mounting a template; 2. an upper tool apron; 3. an upper cutter; 4. a stepped bore; 5. hooking a nail; 6. a first spring; 7. an upper cutter fixing block; 8. a top rod; 9. pressing a plate; 10. jacking and pressing the screw; 11. a nut; 12. a hexagonal section; 13. rotating the convex part; 14. a sleeve; 15. a second spring; 16. a slide rail; 17. a mounting seat; 18. leveling; 19. a knob plunger; 20. a spring plunger; 21. and (7) positioning the holes.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are intended to be used for explaining the present application.

In the description of the present application, unless otherwise specified and limited, the terms "connected," "connected," and "fixed" are to be construed broadly and may include, for example, fixed or removable connections, mechanical or electrical connections, indirect connections via an intermediary, communication between two elements, or an interaction between two elements. The meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, unless otherwise specified and limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, and may also include the first feature and the second feature being not in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The technical scheme of the application is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1 to 5, the present embodiment provides a structure for quickly adjusting the cutting depth of a longitudinal cutting upper knife, which includes an upper die plate 1, an upper knife holder 2 is disposed on the upper die plate 1, an upper knife 3 is disposed on the upper knife holder 2, a plurality of step holes 4 are disposed on the upper knife holder 2, a hook nail 5 is disposed in each step hole 4 in a penetrating manner, the hook nail 5 floats through a first spring 6, the upper knife 3 is mounted on an upper knife fixing block 7, the lower end of the hook nail 5 is fastened with a clamping groove of the upper knife fixing block 7, a vertically movable ejector rod 8 is disposed in the upper die plate 1 in a penetrating manner, and the ejector rod 8 acts on the upper end of the hook nail 5.

The top of cope match-plate pattern 1 is provided with clamp plate 9, corresponds every ejector pin 8 on the clamp plate 9 and is provided with adjusting part, and adjusting part includes roof pressure screw 10, is provided with nut 11 on the clamp plate 9, and

roof pressure screw

10 and 11 screw-thread fit of nut, and roof pressure screw 10 passes clamp plate 9 and supports and lean on ejector pin 8 to through the depth of cut of rotatory roof pressure screw 10 adjustment upper slitter knife 3.

The jacking screw 10 is provided with a hexagonal part 12 which is consistent with the shape of the nut 11, the upper end of the hexagonal part 12 is provided with a rotating convex part 13, the hexagonal part 12 is sleeved with a sleeve 14, a second spring 15 is arranged between the sleeve 14 and the rotating convex part 13, and when the sleeve 14 is sleeved on the nut 11 at the same time, the jacking screw 10 is locked; when the sleeve 14 is lifted and separated from the nut 11, the jacking screw 10 can rotate freely, and the structure can ensure that the cutting depth is locked without influencing the adjustment operation.

The pressing plate 9 is provided with a leveling component, the leveling component comprises a slide rail 16 arranged along the length direction of the pressing plate 9, the slide rail 16 is provided with a mounting seat 17 in a sliding manner, the mounting seat 17 is provided with a leveling plate 18, and when the leveling plate 18 slides to a position right above a certain jacking screw 10, the leveling plate 18 is used as a reference object to obtain the screwing amount of the jacking screw 10.

One end of the leveling plate 18 is hinged to the mounting seat 17 through a bolt, a knob plunger 19 is arranged on the leveling plate 18, a locking hole is formed in the mounting seat 17 corresponding to the knob plunger 19, angle switching of the leveling plate 18 is achieved, and the leveling plate 18 is prevented from interfering with the jacking screw 10 when the mounting seat 17 slides.

Each ejector rod 8 is correspondingly provided with two jacking screws 10, the two jacking screws 10 act on the top of the ejector rod 8 at the same time, and the two sides of the pressing plate 9 are provided with leveling assemblies, so that the ejector rod 8 is kept horizontal.

In addition, the upper die plate 1 is provided with a spring plunger 20, the pressing plate 9 is provided with a positioning hole 21 corresponding to the spring plunger 20, so that a plurality of jacking screws 10 and a plurality of ejector rods 8 can be accurately in one-to-one correspondence when the pressing plate 9 is installed, and the pressing plate 9 penetrates through a bolt to be fixedly connected with the upper die plate 1.

When the device is used, the cutting depth of a single upper cutter 3 can be directly adjusted through the adjusting component, and the leveling component is moved to the position above the upper cutter 3 corresponding to the jacking screw 10, so that the cutting depth can be determined. Therefore, the problem of fin burrs generated after longitudinal cutting is solved better and faster, and the appearance of the longitudinally-cut fin is better and more attractive.

When all the upper cutters 3 do not need to work, the bolts on the pressure plate 9 are loosened, the pressure plate 9 is completely jacked up under the action of the elastic force of the spring plunger 20, all the jacking rods 8 do not work, and the upper cutters 3 are completely withdrawn under the action of the elastic force of the first springs 6.

In conclusion, the quick adjusting structure for the cutting depth of the upper longitudinal cutting knife can realize quick adjustment of the cutting depth of one or a plurality of upper longitudinal cutting knives through the adjusting assembly, is simple and quick in manual operation, can determine the cutting depth through the leveling assembly, is high in adjusting precision, convenient to use and high in efficiency, effectively improves the fin burr problem generated after longitudinal cutting, and enables the appearance of the fin after longitudinal cutting to be more attractive.

Claims

1. A longitudinal cutting upper knife cutting depth adjusting structure comprises an upper template, an upper knife holder is arranged on the upper template, an upper cutting knife is arranged on the upper knife holder, wherein the upper tool apron is provided with a plurality of step holes, a hook nail penetrates through each step hole and the hook nail floats through a first spring, the upper cutter is fixed at the lower end of the hook nail, a plurality of ejector rods which can move vertically penetrate through the upper template, the ejector rod is arranged to act on the upper end of the hook nail, a pressure plate is arranged above the upper template, the pressing plate is provided with an adjusting component corresponding to each ejector rod, the adjusting component comprises a jacking screw, the pressing plate is provided with a nut, the jacking screw is in threaded fit with the nut, and the jacking screw penetrates through the pressing plate and abuts against the ejector rod, and the jacking screw is set to adjust the cutting depth of the upper cutter through self rotation.

2. The slitting upper knife cutting depth adjusting structure according to claim 1, wherein a hexagonal part is arranged on the top pressing screw, the hexagonal part is in accordance with the nut, a rotating convex part is arranged at the upper end of the hexagonal part, a sleeve is sleeved outside the hexagonal part, a second spring is arranged between the sleeve and the rotating convex part, and the top pressing screw is locked under the condition that the sleeve sleeves the nut; and under the condition that the sleeve is lifted up and is separated from the nut, the jacking screw can rotate freely.

3. The rip cutting upper knife cutting depth adjusting structure according to claim 1, wherein the pressing plate is provided with a leveling component, the leveling component comprises a slide rail arranged along the length direction of the pressing plate, the slide rail is provided with a mounting seat in a sliding manner, the mounting seat is provided with a leveling plate, and the leveling plate is arranged to be used as a reference object to obtain the screwing amount of one jacking screw when the leveling plate slides to a position right above the jacking screw.

4. The rip cutting upper knife cutting depth adjusting structure according to claim 3, wherein one end of the leveling plate is hinged to the mounting seat through a bolt, a knob plunger is arranged on the leveling plate, a locking hole is formed in the mounting seat corresponding to the knob plunger, and the knob plunger and the locking hole are arranged to achieve angle switching of the leveling plate.

5. The slitting upper knife cutting depth adjusting structure according to claim 1, wherein each ejector rod is provided with two jacking screws, and the two jacking screws are arranged to act on the top of each ejector rod simultaneously and keep each ejector rod horizontal.

6. The slitting upper knife cutting depth adjusting structure according to claim 1, wherein a spring plunger is disposed on the upper die plate, a positioning hole is formed in the pressing plate corresponding to the spring plunger, and the pressing plate penetrates through the pressing plate through a bolt to be fixedly connected with the upper die plate.

7. The slitting upper knife cutting depth adjusting structure according to claim 1, wherein the upper knife is mounted on an upper knife fixing block, and the hook nail is fastened to a clamping groove of the upper knife fixing block.