CN202340345U - Pressing machine - Google Patents
Pressing machine Download PDFInfo
- Publication number
- CN202340345U CN202340345U CN2011204502371U CN201120450237U CN202340345U CN 202340345 U CN202340345 U CN 202340345U CN 2011204502371 U CN2011204502371 U CN 2011204502371U CN 201120450237 U CN201120450237 U CN 201120450237U CN 202340345 U CN202340345 U CN 202340345U
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- Prior art keywords
- pressure head
- mold
- pressing machine
- frame
- mould
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- Expired - Fee Related
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Abstract
The utility model discloses a pressing machine, which comprises a machine frame, a mold frame, a mold, a sensor and a signal processing unit. The sensor is connected onto the mold. The mold comprises an upper mold pressure head and a lower mold. A bottom face arranged on the upper mold pressure head and contacting the mold frame is an arc face, and the upper mold pressure head is an arc-shaped pressure head. The pressing machine adopts an arc-shaped upper mold pressure head, solves the problems that a pressure head of the existing pressing connector and a gas-liquid reinforcement pressing machine of a printed circuit board is a flat pressure head, and the flat pressure head can cause lateral force when part processing errors and assembling errors occur, contact stress at a contact position between the pressure head and the mold frame is big, and surface damage of the mold frame is easily caused.
Description
Technical field
The utility model relates to a kind of pressing machine, relates in particular to a kind of gas-liquid force increasing pressing machine that press-fits connector and printed circuit board (PCB).
Background technology
Along with development of science and technology; The utilization of pressing machine is ordinary day by day, but the existing pressure head that press-fits the gas-liquid force increasing pressing machine of connector and printed circuit board (PCB) is plate pressure head all also, adopts plate pressure head when part's machining errors, during assembly error, can cause side force; And it is big with the contact stress of mould bases contact position; The pressure damage of mould bases contact position is big, causes contact mould bases surface damage easily, and strengthens the damage to pressure cylinder.
Chinese patent notification number CN200956687Y on October 3 2007 day for announcing, discloses a kind of connector for circuit board pressing machine; Frame and lift cylinder are installed in the casing, and column is installed on the frame, are connected with cantilever beam on the column; Platen is installed on the cantilever beam, and the piston rod upper end of lift cylinder is equipped with locating template, and counterdie is installed under last platen on the locating template; Locating template is a rectangular slab, and its upper surface has the four edges beam, is distributed with location notch on the side bar; Be installed with adjustable positioning framework through this location notch on the locating template, said adjustable positioning framework is made up of horizontal, vertical frame beam, also is distributed with location notch on the horizontal, vertical frame beam.This pressing machine is easy to operate, and is laborsaving, press-fits the efficient height, can adapt to the needs that the various boards connector press-fits, and press-fits accurately and reliably.But the pressure head of this connector for circuit board pressing machine still is plate pressure head; Plate pressure head can cause side force when part's machining errors, during assembly error; And it is big with the contact stress of mould bases contact position; The pressure damage of mould bases contact position is big, causes contact mould bases surface damage easily, and strengthens the damage to pressure cylinder.
The utility model content
The purpose of the utility model is to provide a kind of gas-liquid force increasing pressing machine that press-fits connector and printed circuit board (PCB); Having solved the existing pressure head that press-fits the gas-liquid force increasing pressing machine of connector and printed circuit board (PCB) also all is plate pressure head; Adopt plate pressure head when part's machining errors, during assembly error, can cause side force; And big with the contact stress of mould bases contact position, cause the problem that contacts the mould bases surface damage easily.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of pressing machine comprises frame, mould bases, mould, transducer and signal processing unit, and transducer is connected on the mould, and mould comprises mold pressure head and bed die, and the bottom surface that contacts with mould bases on the mold pressure head is a cambered surface, and the mold pressure head is the camber pressure head.This pressing machine is set to camber through plate mold pressure head; Adopt the arc pressure head that pressure head is contacted for point with the mould bases contact position, can effectively eliminate the side force that part's machining errors causes, the camber pressure head can well be eliminated the side force that is caused by assembly error; And the camber pressure head has higher contact strength; Can make maximum crushing stress concentrate on the camber center, make the contact tangential stress minimum, reduce the pressure damage; The damage on butt joint touch frame surface can be effectively reduced, and damage can be reduced pressurized cylinder.
As preferably, said transducer comprises pressure sensor and displacement transducer, and pressure sensor links to each other with signal processing unit respectively with displacement transducer.Pressure sensor and displacement transducer are set, through the information of pressure sensor and displacement transducer feedback mold work.
As preferably, said frame bottom is provided with host computer, and host computer connects signal processing unit.Information through host computer processing signals processing unit sends draws the testing result that press-fits process.
As preferably, the bottom side of said frame below host computer is provided with PLC, and PLC connects host computer, PLC output connection alarm.Handle the result that host computer draws through PLC, feed back to alarm.
As preferably, said frame top is provided with gas-liquid power-increasing cylinder, and gas-liquid power-increasing cylinder connects mould.Strengthen the dynamics of mold work through gas-liquid power-increasing cylinder.
As preferably, the frame under the said mould is provided with the defective item case.Place substandard product through the defective item case.
The beneficial effect of the utility model is: the mold pressure head of (1), this pressing machine adopts the camber pressure head; The camber pressure head is that point contacts with the mould bases contact position; Can effectively eliminate the side force that part's machining errors causes, the camber pressure head can well be eliminated the side force that is caused by assembly error; (2), the camber pressure head has higher contact strength, can make maximum crushing stress concentrate on the camber center, makes the contact tangential stress minimum, reduces the pressure damage, can effectively reduce the damage on butt joint touch frame surface, and can reduce damage pressurized cylinder.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Among the figure: 1, gas-liquid power-increasing cylinder, 2, signal processing unit, 3, the Qianmen, 4, pressure sensor, 5, the mold pressure head, 6, start button, 7, displacement transducer, 8, host computer, 9, PLC, 10, the defective item case, 11, bed die.
Embodiment
Pass through specific embodiment below, and combine accompanying drawing, the technical scheme of the utility model is done further to specifically describe:
Embodiment: shown in accompanying drawing 1, a kind of pressing machine comprises frame, mould bases, mould, transducer and signal processing unit 2; Mould comprises mold pressure head 5 and bed die 11, and the bottom surface that contacts with mould bases on the mold pressure head 5 is a cambered surface, and mold pressure head 5 is the camber pressure head; Transducer comprises pressure sensor 4 and displacement transducer 7, and pressure sensor 4 links to each other with signal processing unit 2 respectively with displacement transducer 7, and the frame bottom is provided with host computer 8; Host computer 8 connects signal processing unit 5, and the bottom side of frame below host computer is provided with PLC 9, and PLC 9 connects host computer 8; PLC 9 outputs connect alarm; Frame top is provided with gas-liquid power-increasing cylinder 1, and gas-liquid power-increasing cylinder 1 connects mould, and the frame under the mould is provided with defective item case 10.
This pressing machine is in the enforcement of reality; Operator at first loads connector to be press-fited and printed circuit board (PCB) in bed die 11; Press start button 6 then; PLC 9 control execution unit gas-liquid power-increasing cylinders 1 press down, and displacement transducer 7 begins to export signal with pressure sensor 4 when mold pressure head 5 touches printed substrate, and signal processing unit 2 begins to receive and handle the signal from pressure sensor 4 and displacement transducer 7.Along with constantly pressing down of gas-liquid power-increasing cylinder 1; The reception that signal processing unit 2 is real-time is also handled the signal from transducer, and during the stroke of the design that presses down when gas-liquid power-increasing cylinder 1, mold pressure head 5 can touch block; All downforce will be born by block this moment, no longer be pressurized on the product.Displacement transducer 7 output signals no longer changed when mold pressure head 5 touched block.So far; The start from scratch variation of the force value in a period of time that no longer changes of displacement transducer 7 output is all received and notes by signal processing unit 2; Signal processing unit 2 begins to draw whole the press-fit pressure of process and the curve of displacement (or time); And find out corresponding characteristic point (flex point), then transfer of data is arrived host computer 8.Host computer 8 receives after the data and according to the parameter area of setting data is compared, and draws the testing result that press-fits process, and with outcome record in database.
If wholely press-fit process success, host computer 8 sends successful information to PLC 9, and PLC 9 control pressing machine execution units return zero-bit, and open equipment Qianmen 3, wait for that the operator unloading press-fits the product of success, can press-fit after the operator unloading next time.If wholely press-fit procedure failure, host computer 8 sends failure informations to PLC 9, PLC 9 control pressing machines warnings; Execution unit returns zero-bit, opens equipment Qianmen 3, and the wait operator is put into defective item case 10 with the product of failure; Monitor defective item case 10 simultaneously; After defective item was placed into the defective item case, equipment was removed and is reported to the police, and operator can carry out press-fiting a next time.As do not put into, then equipment alarm is not removed, and operator can not press-fit next time.
Above-described embodiment is a kind of preferable scheme of the utility model, is not the utility model is done any pro forma restriction, under the prerequisite that does not exceed the technical scheme that claim puts down in writing, also has other variant and remodeling.
Claims (6)
1. a pressing machine comprises frame, mould bases, mould, transducer and signal processing unit, and transducer is connected on the mould; Mould comprises mold pressure head and bed die; It is characterized in that the bottom surface that contacts with mould bases on the said mold pressure head is a cambered surface, the mold pressure head is the camber pressure head.
2. a kind of pressing machine according to claim 1 is characterized in that said transducer comprises pressure sensor and displacement transducer, and pressure sensor links to each other with signal processing unit respectively with displacement transducer.
3. a kind of pressing machine according to claim 1 and 2 is characterized in that, said frame bottom is provided with host computer, and host computer connects signal processing unit.
4. a kind of pressing machine according to claim 3 is characterized in that, the bottom side of said frame below host computer is provided with PLC, and PLC connects host computer, and PLC output connects alarm.
5. a kind of pressing machine according to claim 4 is characterized in that said frame top is provided with gas-liquid power-increasing cylinder, and gas-liquid power-increasing cylinder connects mould.
6. a kind of pressing machine according to claim 1 is characterized in that the frame under the said mould is provided with the defective item case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204502371U CN202340345U (en) | 2011-11-15 | 2011-11-15 | Pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204502371U CN202340345U (en) | 2011-11-15 | 2011-11-15 | Pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202340345U true CN202340345U (en) | 2012-07-18 |
Family
ID=46489027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204502371U Expired - Fee Related CN202340345U (en) | 2011-11-15 | 2011-11-15 | Pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202340345U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273304A (en) * | 2013-06-20 | 2013-09-04 | 苏州工业职业技术学院 | Soft touch switch press fitting device |
| CN105514754A (en) * | 2016-01-30 | 2016-04-20 | 宾兴 | Automatic press-connection machine of connector and press-connection system and press-connection process thereof |
-
2011
- 2011-11-15 CN CN2011204502371U patent/CN202340345U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273304A (en) * | 2013-06-20 | 2013-09-04 | 苏州工业职业技术学院 | Soft touch switch press fitting device |
| CN103273304B (en) * | 2013-06-20 | 2015-11-25 | 苏州工业职业技术学院 | Soft tactile switch press-loading apparatus |
| CN105514754A (en) * | 2016-01-30 | 2016-04-20 | 宾兴 | Automatic press-connection machine of connector and press-connection system and press-connection process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120718 Termination date: 20121115 |