CN113939373B

CN113939373B - Feeding sub-die and fin die

Info

Publication number: CN113939373B
Application number: CN202180002632.XA
Authority: CN
Inventors: 蔡磊明; 王小刚; 蒋文红; 许庆松; 叶民生
Original assignee: Wuxi Micro Research Co Ltd
Current assignee: Wuxi Micro Research Co Ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2023-05-30
Anticipated expiration: 2041-09-06
Also published as: WO2023029021A1; CN113939373A

Abstract

The utility model discloses a pay-off submodule, including pay-off layer board and a plurality of pay-off of being located the pay-off layer board below indicate the subassembly, the below that the pay-off indicates the subassembly is provided with shifter, shifter includes ejector pad, pay-off ejector pad and adjusting screw, ejector pad is placed on the pay-off ejector pad and is supported on the pay-off indicates the subassembly, the surface of pay-off ejector pad is provided with the convex part of cockscomb structure, be provided with the recess with the convex part adaptation on the lower surface of ejector pad, adjusting screw sets up to act on the pay-off ejector pad in order to change the position of pay-off ejector pad, under the circumstances that the pay-off ejector pad is followed or is contrary to the convex part tooth to the removal, the ejector pad sets up to drive the pay-off under the circumstances that is lifted or descends and indicates the subassembly to rise to work or descend. A fin die is also disclosed herein.

Description

Feeding sub-die and fin die

Technical Field

The application relates to the technical field of dies, for example, to a feeding sub-die and a fin die.

Background

The fin types in the air conditioning industry are complex and changeable, and the requirements of customers on air conditioning molds are increasing. In the production process of the fins, various processes such as punching, extending, flanging and the like are usually carried out, generally, a pair of dies can only be applied to fin production with the same aperture, the universality is poor, particularly, the feeding sub-dies are in size adaptation with the size of the processing hole, otherwise, the feeding precision is influenced, and the large die plates are often required to be disassembled when the feeding sub-dies are replaced. Thus, the greatest difficulty in designing replaceable sub-molds to accommodate molds of different bore diameters is in the conversion of the sub-molds.

Disclosure of Invention

The application provides a pay-off submodule, realizes the convenient work of changing of many sets of aperture pay-off submodules to be suitable for the pay-off of polytypic product.

The application also provides a fin die with strong universality and convenient replacement of the feeding sub-die.

The utility model provides a pay-off submodule, including pay-off layer board and a plurality of pay-off of being located the pay-off layer board below indicate the subassembly, the below that the pay-off indicates the subassembly is provided with shifter, shifter includes ejector pad, pay-off ejector pad and adjusting screw, ejector pad is placed on the pay-off ejector pad and is supported on the pay-off indicates the subassembly, the surface of pay-off ejector pad is provided with the convex part of cockscomb structure, be provided with the recess with the convex part adaptation on the lower surface of ejector pad, adjusting screw sets up to act on the pay-off ejector pad in order to change the position of pay-off ejector pad, under the circumstances that the pay-off ejector pad is followed or is contrary convex part tooth to the removal for the ejector pad, the ejector pad sets up to drive pay-off is indicated the subassembly and is lifted to work or is fallen down and is not worked under the circumstances that is lifted or is fallen.

A fin die comprises the feeding sub-die.

Drawings

Fig. 1 is a schematic structural diagram of a feeding sub-die according to an embodiment of the present application;

fig. 2 is a schematic diagram of a switching mechanism in a feeding sub-die according to an embodiment of the present application.

Wherein:

1. a feeding supporting plate;

2. a feed finger assembly; 21. feeding fingers; 22. a fixing plate; 23 cover plates; 24. a spring; 2a, fixing a feeding finger assembly; 2b, a movable feeding finger assembly;

3. a switching mechanism; 31. pressing a block; 311 grooves; 32. feeding push blocks; 321 convex portions; 33. adjusting a screw; 34 a bottom plate; 35. a limiting block; 36. a screw fixing block; 37. pushing the connecting block; 38. a screw knob;

4. a feeding pressing plate; 5. a guide rod; 6. and pressing the material block.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout or parts having like or similar functions. The embodiments described below by referring to the drawings are exemplary and intended to explain the present application.

In the description of the present application, unless specified and limited otherwise, the terms "connected," "coupled," and "fixed" are to be construed broadly, and are for example, capable of being connected fixedly, detachably, mechanically, electrically, indirectly, via an intermediary, and in communication between two elements or in an interaction relationship 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 specified and limited otherwise, "above" or "below" a first feature may include both the first feature and the second feature being in direct contact, or may include both the first feature and the second feature not being in direct contact but being in contact through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature. The technical solution of the present application is further described below by means of specific embodiments in conjunction with the accompanying drawings.

Referring to fig. 1 and 2, the present embodiment provides a feeding sub-die, which includes a feeding tray 1 and a plurality of feeding finger assemblies 2 located below the feeding tray 1, each feeding finger assembly 2 is provided with a feeding finger 21 with a corresponding size, a switching mechanism 3 is disposed below the feeding finger assembly 2, and the switching mechanism 3 selects the feeding finger assemblies 2 matching with the aperture for feeding.

The switching mechanism 3 is provided with a pressing block 31, a feeding pushing block 32, an adjusting screw 33 and a bottom plate 34, wherein the pressing block 31 is placed on the feeding pushing block 32 and abuts against the feeding finger assembly 2, a serrated protruding portion 321 is arranged on the surface of the feeding pushing block 32, a groove 311 matched with the protruding portion 321 is formed in the lower surface of the pressing block 31, the adjusting screw 33 acts on the feeding pushing block 32 to change the position of the feeding pushing block 32, the switching mechanism 3 is structurally characterized in that the feeding pushing block 32 slides on the bottom plate 34, a limiting block 35 which only allows the pressing block 31 to move up and down is arranged on the bottom plate 34, a screw fixing block 36 is arranged on the bottom plate 34, the adjusting screw 33 is rotatably arranged on the screw fixing block 36, a pushing connecting block 37 is arranged at the end of the feeding pushing block 32, one end of the adjusting screw 33 is in threaded connection with the pushing connecting block 37, and a screw knob 38 is arranged at the other end of the adjusting screw 33. When the feed pusher 32 is moved in a tooth direction along or against the projection 321 relative to the pusher block 31, the pusher block 31 is lifted or lowered, thereby driving the feed finger assembly 2 to be lifted or lowered out of operation.

The feeding finger assembly 2 comprises feeding fingers 21, a fixed plate 22 and a cover plate 23, wherein a pressing block 31 acts on the bottom of the fixed plate 22, at least one feeding finger 21 is arranged on the upper surface of the fixed plate 22 in a floating mode through a spring 24, the cover plate 23 is arranged above the fixed plate 22 and limits the feeding fingers 21, and when one feeding finger 21 is lifted and passes through the feeding supporting plate 1, the feeding finger 21 is in an operating state.

In this embodiment, two feeding finger assemblies 2 are set to accommodate the double aperture, and are divided into a fixed feeding finger assembly 2a and a movable feeding finger assembly 2b, and a switching mechanism 3 can be set only under the movable feeding finger assembly 2b, so that the switching mechanism 3 is driven, and when the movable feeding finger assembly 2b is higher than the fixed feeding finger assembly 2a, the movable feeding finger assembly 2b feeds; when the movable feed finger assembly 2b is lower than the fixed feed finger assembly 2a, feeding is performed by the fixed feed finger assembly 2 a.

In addition, a feeding pressing plate 4 for pressing the material sheets by self weight is arranged above the feeding supporting plate 1, a guide rod 5 is erected on the feeding supporting plate 1, and the feeding pressing plate 4 is guided by the guide rod 5 so as to keep the material sheets smooth in the feeding process without arching, so that feeding is smoothly performed. A pressing block 6 is arranged above the feeding supporting plate 1, a fixed gap which just enables the material sheet to pass through is formed between the pressing block 6 and the feeding supporting plate 1, and the fixed gap is adjusted according to the actual thickness of the material sheet.

The embodiment also provides a fin die, which comprises the feeding sub-die.

In conclusion, the feeding sub-die and the fin die adopt the switching mechanism to control one feeding finger assembly to work or not work, so that feeding fingers with corresponding apertures can be selected for feeding according to requirements, the feeding sub-die is convenient and quick to replace, the cost is reduced, and the die universality is improved.

Claims

1. A feeding sub-die, which comprises a feeding supporting plate and a plurality of feeding finger assemblies positioned below the feeding supporting plate, wherein a switching mechanism is arranged below the feeding finger assemblies and comprises a pressing block, a feeding pushing block and an adjusting screw rod, the pressing block is arranged on the feeding pushing block and is propped against the feeding finger assemblies, the surface of the feeding pushing block is provided with serrated convex parts, the lower surface of the top pressing block is provided with a groove matched with the convex part, the adjusting screw is arranged to act on the feeding pushing block to change the position of the feeding pushing block, and the top pressing block is arranged to drive the feeding finger assembly to lift or descend to be out of operation under the condition of being lifted or lowered under the condition that the feeding pushing block moves along or against the convex part teeth relative to the top pressing block;

the number of the feeding finger assemblies is two, the two feeding finger assemblies are respectively a fixed feeding finger assembly and a movable feeding finger assembly, the switching mechanism is arranged below the movable feeding finger assembly, and the movable feeding finger assembly is used for feeding under the condition that the switching mechanism is driven and the movable feeding finger assembly is higher than the fixed feeding finger assembly; and under the condition that the switching mechanism is driven and the movable feeding finger assembly is lower than the fixed feeding finger assembly, feeding is performed by the fixed feeding finger assembly.

2. The feeding sub-die according to claim 1, wherein the switching mechanism further comprises a bottom plate, the feeding push block is arranged to slide on the bottom plate, a limiting block which only allows the top pressing block to move up and down is arranged on the bottom plate, a screw fixing block is further arranged on the bottom plate, the adjusting screw is rotatably arranged on the screw fixing block, a pushing connecting block is arranged at the end of the feeding push block, one end of the adjusting screw is in threaded connection with the pushing connecting block, and a screw knob is arranged at the other end of the adjusting screw.

3. The feed sub-die of claim 1, wherein the feed finger assembly comprises at least one feed finger, a fixed plate, and a cover plate, the top press block is configured to act on a bottom of the fixed plate, the at least one feed finger is floatingly disposed on an upper surface of the fixed plate by a spring, and the cover plate is disposed above the fixed plate and limits the feed finger.

4. A feed sub-die according to claim 3, wherein each feed finger assembly is provided with a feed finger of a corresponding size, one feed finger being in operation with the feed finger raised and passing through the feed pallet.

5. The feeding sub-die according to claim 1, wherein a feeding pressing plate for pressing the web by self-weight is provided above the feeding supporting plate, a guide rod is erected on the feeding supporting plate, and the feeding pressing plate is arranged to be guided by the guide rod.

6. The feed sub-die of claim 1, wherein a hold down block is disposed above the feed blade, the hold down block and the feed blade forming a fixed gap therebetween through which a web passes.

7. A fin die comprising the feed sub-die of any one of claims 1 to 6.