CN106334748A - Machining equipment used for laptop touchpads - Google Patents
Machining equipment used for laptop touchpads Download PDFInfo
- Publication number
- CN106334748A CN106334748A CN201610760147.XA CN201610760147A CN106334748A CN 106334748 A CN106334748 A CN 106334748A CN 201610760147 A CN201610760147 A CN 201610760147A CN 106334748 A CN106334748 A CN 106334748A
- Authority
- CN
- China
- Prior art keywords
- cutting knife
- die
- push broach
- cutter
- cushion block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/003—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass in punching machines or punching tools
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
Abstract
The application of the invention belongs to the technical field of pressurized cutting mode molding and particularly discloses machining equipment used for laptop touchpads. The machining equipment comprises an upper die, a lower die and a cushion block, wherein the upper die is provided with molding cutter, the lower die is provided with cutter holes matched with the molding cutter, the cushion block is located at the bottom of the lower die, and an elastic element is arranged below the cushion block; the molding cutter comprises a cutting knife and a push broach, the cutting knife is of a tubular structure, and the push broach is connected in the cutting knife in a sleeving manner; and the upper die comprises an outer die and an inner die, the inner die is connected to the outer die in a sliding manner, the outer die is connected with the cutting knife, the inner die is connected with the push broach, and a cutter separating spring is connected between the inner die and the outer die. Compared with the prior art, the machining equipment of the technical scheme has the advantages that the molding cutter consists of the cutting knife and the push broach which are arranged in an inner and outer sleeving manner, the cutting knife has a thinner cutting edge and stronger steel plate cutting capability, and a reinforcing plate which is cut off but is still attached to the cutting knife is pushed off and glued by using the push broach, so that stamping success rate is increased, machining finished product rate is higher, secondary machining is avoided, and the stamping efficiency is increased.
Description
Technical field
The present invention relates to the technical field with cutting mode molding of pressurizeing.
Background technology
Flexible PCB processing at present is increasingly employed the mode of production of automatization, and wherein notebook computer touchpad is exactly
It is processed using which, the reinforcing chip of rule composing can be assembled by automation equipment in bulk with circuit board, significantly carries
High production efficiency, but require in this production process reinforcing chip must be according to the rules layout arrangement on a monoblock face width.Existing
Technology is had to be provided with low mucosal delivery band, can fall after reinforcement sheetmolding to realize this layout, the lower mould of punching press shaping equipment
On low mucosal delivery band and be transported away, formation rule typesetting.But because low mucosal delivery band and reinforcing chip start bit are equipped with one
Segment distance, reinforcing chip freely drops and can produce larger position deviation it is impossible to obtain the face width of the higher rule composing of precision.
Disclose a kind of pressing equipment of rule composing reinforcing chip in prior art, be related to flexible PCB process technology neck
Domain, comprising: upper die and lower die and lower die-cushion block；Described upper mould is provided with forming cutter, and described lower mould is provided with and is mated with described forming cutter
Tool bore, described forming cutter can be inserted in described tool bore；Described lower die-cushion block is located at described lower mould bottom, is provided with elasticity unit below
Part, for supporting the low mucosa of movement, described low mucosa is through described tool bore bottom.The pressing equipment of this rule composing reinforcing chip
It is provided with the lower die-cushion block with elastic device, the reinforcing chip departing from tool bore can be clung in time by the low mucosa on lower die-cushion block, because
Without producing position deviation when dropping, entire surface width typesetting precision is higher.
But, using during above-mentioned pressing equipment punching press, the shape of forming cutter is identical with the shape of tool bore, not sharp
Blade, leads to forming cutter in stamping steel plate, steel plate can be made to be cut edge subtle flow, the reinforcing chip being cut occur
Edge assume the deformation upsweeping, so that the lower end that reinforcing chip is fitted in forming cutter cannot be come off, lead to reinforcing chip cannot glue
It is combined on low mucosa, typesetting failure；The punching press success rate of above-mentioned pressing equipment low it is often necessary to carry out two times punch, or
Material directly wastes, and greatly reduces ram efficiency, wastes processing cost.
Content of the invention
It is an object of the invention to provide a kind of process equipment for notebook computer touchpad, solve the reinforcement in punching press
Piece is fitted in the problem cannot come off on forming cutter, improve the success rate of punching press, it is to avoid the trouble that two times punch brings, and carries
The high yield rate of the ram efficiency of reinforcing chip and touch pad processing.
In order to achieve the above object, the base case of the present invention provides a kind of process equipment for notebook computer touchpad,
Including upper die and lower die, installing rack and cushion block, described lower mould is fixed on installing rack, and described upper mould is provided with forming cutter, described lower mould
It is provided with the tool bore mating with described forming cutter, described cushion block is located at described lower mould bottom, is provided with flexible member below cushion block, described
Forming cutter includes cutting knife and push broach, and described cutting knife is tubular structure, and push broach is socketed in cutting knife；Described upper mould include outer touch with interior
Mould, described internal model is slidably connected on external mold, and described external mold and cutting knife connect, and described internal model is connected with push broach, and internal model is with outward
It is connected with cutter cut spring between film.
The principle of this base case is: during punching press, covers steel plate on lower mould, steel plate is driven therebetween by batch equipment
Having a rest property mobile, low sticking to mould covered on cushion block, low viscous drives it intermittently to move by batch equipment；External mold moves down drive
Forming cutter integrally realizes downwards punching press, and cutting knife cuts out reinforcing chip on steel plate, and external mold continues to drive cutting knife to move down through tool bore,
The limited stopping when external mold and steel plate offset, cutting knife cannot continue to move down；Internal model overcomes the drive of cutter cut spring elastic force to push away
Knife moves down, and push broach reaches to be released the reinforcing chip that cannot come off being fitted in cutting knife end during cutting knife end, falls on low sticking to mould,
And by the thrust of push broach, reinforcing chip is bonded on low sticking to mould, thus complete whole punching course.
The having the beneficial effects that of this base case: compared to the prior art, the forming cutter of this technical scheme is by inside and outside socket
Cutting knife and push broach composition, cutting knife has thinner blade, and the ability of cutting steel plate is higher, will be cut down using push broach but paste
The reinforcing chip being combined on cutting knife pushes and carries out bonding, improves the success rate of punching press, machining yield is higher, it is to avoid secondary plus
Work, improves ram efficiency.
Scheme two: based on this, scheme is preferred, the upper end of described external mold is provided with groove, and interior die clearance coordinates in this groove
Interior, groove, from multiple dimension support internal moulds, prevents internal model from offseting, being slidably matched between internal model and external mold is more stable.
Scheme three: this is further preferred, and described forming cutter is multiple and is arranged in juxtaposition, the quantity of described tool bore and position
Put corresponding with described forming cutter, the multiple reinforcing chip of disposable bonding, improves ram efficiency.
Scheme four: this is further preferred, and described tool bore bottom is 1 ~ 3mm with the distance of described low mucosa, to reinforcement
Piece reserves certain height, prevents reinforcing chip to be stuck in tool bore.
Scheme five: this is further preferred, it is higher than cutting knife that described cutter cut spring supports push broach to make push broach bottom
Bottom 3mm, so that steel plate is entered in cutting knife pipe in cutting knife cutting steel plate, it is to avoid reinforcing chip freely drops, should mend
Strong piece easily overturns during freely dropping, and leads to reinforcing chip to be easily erected to and falls on low sticking to mould, push broach in punching press easily
Low sticking to mould is made to damage.
Scheme six: this is further preferred, and described installing rack includes two l shape support blocks, and described support block connects respectively
Be connected on the both sides of lower mould, be respectively supported at the both sides of lower mould using l shape support block, steel plate and low sticking to mould put headspace,
It is easily installed.
Brief description
Fig. 1 is used for the schematic diagram of the process equipment embodiment of notebook computer touchpad for the present invention.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes: support block 1, lower mould 2, upper mould 3, external mold 31, internal model 32, forming cutter 4, cutting knife
41st, push broach 42, cutter cut spring 5, steel plate 6, cushion block 7, support spring 71.
Embodiment is substantially as shown in Figure 1:
A kind of process equipment for notebook computer touchpad, including upper mould 3, lower mould 2, installing rack and cushion block 7, described lower mould 2 is solid
It is scheduled on installing rack, installing rack includes the support block 1 of two l shapes, support block 1 is connected to the both sides of lower mould 2.Described upper mould
3 are provided with forming cutter 4, and lower mould 2 is machined with the tool bore being mated with described forming cutter 4, and cushion block 7 is located at described lower mould 2 bottom, pad
Block 7 lower section is installed and is had elastic component, and this flexible member is support spring 71.Upper mould 3 is touched and internal model 32 outside including, described internal model 32
It is slidably connected on external mold 31, external mold 31 and cutting knife 41 connect, and internal model 32 is connected with push broach 42, connect between internal model 32 and adventitia
It is connected to cutter cut spring 5.The upper end of external mold 31 is provided with groove, and internal model 32 gap coordinates in this groove, and groove is from multiple dimensions
Degree support internal mould 32, prevents internal model 32 from offseting.
Forming cutter 4 includes cutting knife 41 and push broach 42, and cutting knife 41 is tubular structure, and push broach 42 is socketed in cutting knife 41.Forming cutter 4
For multiple and be arranged in juxtaposition, the quantity of described tool bore and position are corresponding with described forming cutter 4, the multiple reinforcement of disposable bonding
Piece, improves ram efficiency.Tool bore bottom is 1 ~ 3mm with the distance of described low mucosa, reserves certain height to reinforcing chip, prevents
Reinforcing chip is stuck in tool bore.
Cutter cut spring 5 supports the bottom 3mm that push broach 42 bottom is higher than cutting knife 41, in cutting knife 41 cutting steel plate 6
When so that steel plate 6 is entered in cutting knife 41 manages, it is to avoid reinforcing chip freely drops, and answers reinforcing chip easily to turn over during freely dropping
Turn, lead to reinforcing chip to be easily erected to and fall on low sticking to mould, push broach 42 easily makes in punching press low sticking to mould damage.
The principle of this base case is: during punching press, covers steel plate 6 on lower mould 2, steel plate 6 is driven by batch equipment
Intermittently move, low sticking to mould is covered on cushion block 7, low viscous drive by batch equipment is intermittently moved；External mold 31 moves down
Forming cutter 4 entirety is driven to realize downwards punching press, cutting knife 41 cuts out reinforcing chip on steel plate 6, and external mold 31 continues to drive cutting knife 41
Move down through tool bore, limited stopping when offseting when external mold 31 and steel plate 6, cutting knife 41 cannot continue to move down；Internal model 32 overcomes knife
The elastic force of tool cut spring 5 drives push broach 42 to move down, and push broach 42 will be fitted in the nothing of cutting knife 41 end when reaching cutting knife 41 end
The reinforcing chip that method comes off is released, and falls on low sticking to mould, and by the thrust of push broach 42, reinforcing chip is bonded on low sticking to mould, thus
Complete whole punching course.
Above-described is only embodiments of the invention, and in scheme, the general knowledge here such as known concrete structure and characteristic is not made
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of without departing from present configuration, acceptable
Make some deformation and improve, these also should be considered as protection scope of the present invention, these are implemented all without the impact present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in description
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (6)
1. a kind of process equipment for notebook computer touchpad, including upper die and lower die, installing rack and cushion block, described lower mould is fixed
On installing rack, described upper mould is provided with forming cutter, and described lower mould is provided with the tool bore mating with described forming cutter, and described cushion block is located at
Described lower mould bottom, be provided with flexible member below cushion block it is characterised in that: described forming cutter includes cutting knife and push broach, described cuts
Knife is tubular structure, and push broach is socketed in cutting knife；Described upper mould is touched and internal model outside including, and described internal model is slidably connected at external mold
On, described external mold and cutting knife connect, and described internal model is connected with push broach, is connected with cutter cut spring between internal model and adventitia.
2. the process equipment for notebook computer touchpad according to claim 1 it is characterised in that: the upper end of described external mold
It is provided with groove, interior die clearance coordinates in this groove.
3. the process equipment for notebook computer touchpad according to claim 2 it is characterised in that: described forming cutter is many
Individual and be arranged in juxtaposition, the quantity of described tool bore and position are corresponding with described forming cutter.
4. the process equipment for notebook computer touchpad according to claim 3 it is characterised in that: described tool bore bottom with
The distance of described low mucosa is 1-3mm.
5. the process equipment for notebook computer touchpad according to claim 2 it is characterised in that: described cutter separation bullet
Spring supports the bottom 3mm that push broach makes push broach bottom be higher than cutting knife.
6. the process equipment for notebook computer touchpad according to claim 2 it is characterised in that: described installing rack includes
The support block of two l shapes, described support block is connected to the both sides of lower mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760147.XA CN106334748B (en) | 2016-08-30 | 2016-08-30 | Process equipment for notebook computer touchpad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760147.XA CN106334748B (en) | 2016-08-30 | 2016-08-30 | Process equipment for notebook computer touchpad |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106334748A true CN106334748A (en) | 2017-01-18 |
| CN106334748B CN106334748B (en) | 2018-07-17 |
Family
ID=57823273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610760147.XA Active CN106334748B (en) | 2016-08-30 | 2016-08-30 | Process equipment for notebook computer touchpad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106334748B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4640169A (en) * | 1982-01-25 | 1987-02-03 | Westinghouse Electric Corp. | Cemented carbide cutting tools and processes for making and using |
| JPH10233477A (en) * | 1997-02-20 | 1998-09-02 | Nec Corp | Tiebar cutting die |
| CN101081530A (en) * | 2006-06-02 | 2007-12-05 | 鸿富锦精密工业（深圳）有限公司 | Device and method for incising circular eyeglass |
| CN202160577U (en) * | 2011-05-23 | 2012-03-14 | 朱敬舜 | Manual dumpling wrapper stamping cutting die |
| CN103009629A (en) * | 2012-12-28 | 2013-04-03 | 苏州米达思精密电子有限公司 | Device of thin-material small-sized reinforced steel sheet adhering buffer press-fit structure |
| CN204320904U (en) * | 2014-12-16 | 2015-05-13 | 苏州米达思精密电子有限公司 | A kind of pressing equipment of rule composing reinforcing chip |
-
2016
- 2016-08-30 CN CN201610760147.XA patent/CN106334748B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4640169A (en) * | 1982-01-25 | 1987-02-03 | Westinghouse Electric Corp. | Cemented carbide cutting tools and processes for making and using |
| JPH10233477A (en) * | 1997-02-20 | 1998-09-02 | Nec Corp | Tiebar cutting die |
| CN101081530A (en) * | 2006-06-02 | 2007-12-05 | 鸿富锦精密工业（深圳）有限公司 | Device and method for incising circular eyeglass |
| CN202160577U (en) * | 2011-05-23 | 2012-03-14 | 朱敬舜 | Manual dumpling wrapper stamping cutting die |
| CN103009629A (en) * | 2012-12-28 | 2013-04-03 | 苏州米达思精密电子有限公司 | Device of thin-material small-sized reinforced steel sheet adhering buffer press-fit structure |
| CN204320904U (en) * | 2014-12-16 | 2015-05-13 | 苏州米达思精密电子有限公司 | A kind of pressing equipment of rule composing reinforcing chip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106334748B (en) | 2018-07-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191030 Address after: 215100 Building 2, No. 66, Jixiang Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Changli rubber and Plastic Technology Co., Ltd. Address before: 402561 No. 20 Jinlong Road, Tongliang Industrial Zone, Chongqing Patentee before: Tongliang District, Chongqing City Teng Teng electronic technology Co., Ltd. |
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| TR01 | Transfer of patent right |