CN101902880A - Special fixture for hot-air leveling of unit printed wiring board - Google Patents
Special fixture for hot-air leveling of unit printed wiring board Download PDFInfo
- Publication number
- CN101902880A CN101902880A CN2009100316465A CN200910031646A CN101902880A CN 101902880 A CN101902880 A CN 101902880A CN 2009100316465 A CN2009100316465 A CN 2009100316465A CN 200910031646 A CN200910031646 A CN 200910031646A CN 101902880 A CN101902880 A CN 101902880A
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- frame
- teeth
- side frame
- wiring board
- upper side
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Abstract
The invention discloses a special fixture for hot-air leveling of a unit printed wiring board. By taking the use direction as the standard, a pothook is fixedly located on the upper rim of a frame, an active border is moveably arranged on the frame between the upper and the lower rims and is parallel to the upper and the lower rims all along, and the active border can approach or apart from the upper rim. Two upper clamping sides are respectively arranged on two faces of the upper rim and are zigzag-structured with downward teeth, the teeth of the upper clamping sides are exposed on the upper rim, and the edges of a circuit board can be fitly clamped among the teeth of the two upper clamping sides. The active border consists of two lower clamping edges which are zigzag-structured with upward teeth, and the edges of the circuit board can be fitly clamped among the teeth of the two lower clamping sides. The upper and the lower clamping sides of the special clamp are made into a tooth structure, the circuit board is clamped by the teeth, and the teeth are avoided to block holes in the circuit board when clamping, which can greatly reduce the rejected rate of products.
Description
Technical field
The present invention relates to a kind of anchor clamps, especially a kind of special fixture for hot-air leveling of unit printed wiring board.
Background technology
In the production process of printed wiring board (PCB), find after the gong profile that sometimes the plate face has flaw, need carry out heavy industry to plate face spray tin layer; Perhaps the client will change to hot air leveling technology with other process of surface treatment after the gong profile.To this type of the cell board of gong profile carry out the hot air leveling operation because cell board do not have art border, the heavy industry difficulty is very big, often causes product rejection.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of special fixture for hot-air leveling of unit printed wiring board, can significantly reduce the product rejection rate of unit printed wiring board being carried out hot air leveling technology.
The present invention for the technical scheme that solves its technical problem and adopt is:
A kind of special fixture for hot-air leveling of unit printed wiring board, comprise framework and hook, to use direction to be benchmark, described hook is fixed positioned on the upper side frame of framework, be movably equipped with active border on the framework between the upper and lower frame, described active border is parallel with upper and lower frame all the time, described active border can near and away from upper side frame; The two sides of described upper side frame is respectively equipped with upper clamp side, and this upper clamp side is teeth tooth-shape structures down, and the teeth of this upper clamp side expose to upper side frame, and the edges of boards of wiring board just can be clamped between the teeth of this two upper clamp side; Described active border comprises two following gripper edges, this time gripper edge is teeth tooth-shape structures up, the edges of boards of wiring board just can be clamped between the teeth of these twice gripper edges, upper and lower gripper edge is made tooth-shape structure, with teeth clamping wiring board, notice during clamping that teeth do not block the hole on the wiring board, can significantly reduce product rejection rate; According to the size adjustment active border of wiring board and the distance between the upper side frame, the upper and lower edges of boards of wiring board just can be clamped between the teeth of two upper and lower gripper edges, thereby wiring board is fixed on the anchor clamps of the present invention.
As a further improvement on the present invention, to use direction to be benchmark, described active border can near and away from the structure of upper side frame be: on the left and right frame of described framework respectively symmetry be formed with two chutes separately with setpoint distance, chute is towards frame center line opening, described twice gripper edge symmetries are the setpoint distance formation active border that is connected, the corresponding respectively active card in the two ends of these twice gripper edges is formed in two chutes of left and right frame, can slide in chute in the two ends of described twice gripper edges.
As a further improvement on the present invention, to use direction to be benchmark, the structure that the two sides of described upper side frame is respectively equipped with upper clamp side is: described left and right frame two chutes separately all connect upper and lower frame, the upper clamp side two ends of upper side frame one side are equipped on the chute of left and right frame correspondence, and this upper clamp side and upper side frame are connected; The upper clamp side two ends active card of upper side frame another side is formed on another chute of left and right frame correspondence, offer adjustment hole on this upper clamp side, be provided with a locking device again, this locking device and upper side frame are hinged, this locking device is connected by adjusting handle and camshaft and forms, the camshaft activity of this locking device is located in the described adjustment hole, regulating handle rotating band moving cam axle rotates, camshaft drives the upper clamp side at adjustment hole place along the translation of chute direction by adjustment hole, when described locking device is in locking state, two upper side frame position symmetries; When described locking device is in non-locking state, the teeth of the upper clamp side of upper side frame another side are positioned at the teeth top of the upper clamp side of upper side frame one side, like this in the processing technology of batch wiring board, need not to regulate active border repeatedly and pick and place wiring board, only need to rotate the adjusting handle locking device is gone to non-locking state, move on the upper clamp side of upper side frame another side and the teeth of this upper clamp side are moved on to outside the wiring board plate face, conveniently take off and place wiring board, after the wiring board position that need process places, rotate the adjusting handle locking device is gone to locking state, the upper clamp side of this upper side frame another side is displaced downwardly to the upper clamp side symmetry with the upper side frame one side, and wiring board is clamped and fixed on the anchor clamps of the present invention.
As a further improvement on the present invention, be benchmark to use direction, the structure that described hook is fixed positioned on the upper side frame of framework is: described hook is fixed on the upper clamp side of upper side frame one side.
As a further improvement on the present invention, be benchmark to use direction, the structure that described hook is fixed positioned on the upper side frame of framework is: described hook is fixed on the upper clamp side of upper side frame another side.
The invention has the beneficial effects as follows: upper and lower gripper edge is made tooth-shape structure,, notice during clamping that teeth do not block the hole on the wiring board, can significantly reduce the product rejection rate of unit printed wiring board being carried out hot air leveling technology with teeth clampings wiring board.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Embodiment: a kind of special fixture for hot-air leveling of unit printed wiring board, comprise framework 1 and hook 2, to use direction to be benchmark, described hook 2 is fixed positioned on the upper side frame of framework 1, be movably equipped with active border on the framework 1 between the upper and lower frame, described active border is parallel with upper and lower frame all the time, described active border can near and away from upper side frame; The two sides of described upper side frame is respectively equipped with upper clamp side 4, and this upper clamp side 4 is teeth 6 tooth-shape structures down, and the teeth 6 of this upper clamp side 4 expose to upper side frame, and the edges of boards of wiring board just can be clamped between the teeth 6 of this two upper clamp side 4; Described active border comprises two following gripper edges 5, this time gripper edge 5 is teeth 6 tooth-shape structures up, the edges of boards of wiring board just can be clamped between the teeth 6 of these twice gripper edges 5, upper and lower gripper edge 4,5 is made tooth-shape structure, with teeth 6 clamping wiring boards, notice during clamping that teeth 6 do not block the hole on the wiring board, can significantly reduce product rejection rate; According to the size adjustment active border of wiring board and the distance between the upper side frame, the upper and lower edges of boards of wiring board just can be clamped between the teeth 6 of two upper and lower gripper edges 4,5, thereby wiring board is fixed on the anchor clamps of the present invention.
As a further improvement on the present invention, to use direction to be benchmark, described active border can near and away from the structure of upper side frame be: on the left and right frame of described framework respectively symmetry be formed with two chutes 3 separately with setpoint distance, chute 3 is towards frame center line opening, described twice gripper edge 5 symmetries are the setpoint distance formation active border that is connected, the corresponding respectively active card in the two ends of these twice gripper edges 5 is formed in two chutes 3 of left and right frame, can slide in chute 3 in the two ends of described twice gripper edges 5.
As a further improvement on the present invention, to use direction to be benchmark, the structure that the two sides of described upper side frame is respectively equipped with upper clamp side 4 is: described left and right frame two chutes 3 separately all connect upper and lower frame, upper clamp side 4 two ends of upper side frame one side are equipped on the chute 3 of left and right frame correspondence, and this upper clamp side 4 is connected with upper side frame; The upper clamp side 4 two ends active card of upper side frame another side are formed on a left side, on another chute 3 of left frame correspondence, offer adjustment hole on this upper clamp side 4, be provided with a locking device 7 again, this locking device 7 is hinged with upper side frame, this locking device 7 is connected by adjusting handle and camshaft and forms, the camshaft activity of this locking device 7 is located in the described adjustment hole, regulating handle rotating band moving cam axle rotates, camshaft drives the upper clamp side 4 at adjustment hole place along chute 3 direction translations by adjustment hole, when described locking device 7 is in locking state, two upper side frame position symmetries; When described locking device 7 is in non-locking state, the teeth 6 of the upper clamp side 4 of upper side frame another side are positioned at teeth 6 tops of the upper clamp side 4 of upper side frame one side, like this in the processing technology of batch wiring board, need not to regulate active border repeatedly and pick and place wiring board, only need to rotate the adjusting handle locking device is gone to non-locking state, move on the upper clamp side 4 of upper side frame another side and the teeth 6 of this upper clamp side 4 are moved on to outside the wiring board plate face, conveniently take off and place wiring board, after the wiring board position that need process places, rotate the adjusting handle locking device is gone to locking state, the upper clamp side 4 of this upper side frame another side is displaced downwardly to upper clamp side 4 symmetries with the upper side frame one side, and wiring board is clamped and fixed on the anchor clamps of the present invention.
As a further improvement on the present invention, be benchmark to use direction, the structure that described hook 2 is fixed positioned on the upper side frame of framework 1 is: described hook 2 is fixed on the upper clamp side 4 of upper side frame one side.
As a further improvement on the present invention, be benchmark to use direction, the structure that described hook 2 is fixed positioned on the upper side frame of framework 1 is: described hook 2 is fixed on the upper clamp side 4 of upper side frame another side.
Upper and lower gripper edge 4,5 is made tooth-shape structure,, notice during clamping that teeth 6 do not block the hole on the wiring board, can significantly reduce the product rejection rate of unit printed wiring board being carried out hot air leveling technology with teeth 6 clamping wiring boards.
Claims (5)
1. special fixture for hot-air leveling of unit printed wiring board, comprise framework (1) and hook (2), to use direction to be benchmark, described hook is fixed positioned on the upper side frame of framework, it is characterized in that: be movably equipped with active border on the framework between the upper and lower frame, described active border is parallel with upper and lower frame all the time, described active border can near and away from upper side frame; The two sides of described upper side frame is respectively equipped with upper clamp side (4), and this upper clamp side is teeth (6) tooth-shape structures down, and the teeth of this upper clamp side (6) expose to upper side frame, and the edges of boards of wiring board just can be clamped between the teeth of this two upper clamp side; Described active border comprises two following gripper edges (5), and this time gripper edge is teeth tooth-shape structures up, and the edges of boards of wiring board just can be clamped between the teeth of these twice gripper edges.
2. special fixture for hot-air leveling of unit printed wiring board according to claim 1, it is characterized in that: be benchmark to use direction, described active border can near and away from the structure of upper side frame be: on the left and right frame of described framework respectively symmetry be formed with two chutes (3) separately with setpoint distance, chute is towards frame center line opening, described twice gripper edge symmetries are the setpoint distance formation active border that is connected, the corresponding respectively active card in the two ends of these twice gripper edges is formed in two chutes of left and right frame, can slide in chute in the two ends of described twice gripper edges.
3. special fixture for hot-air leveling of unit printed wiring board according to claim 2, it is characterized in that: be benchmark to use direction, the structure that the two sides of described upper side frame is respectively equipped with upper clamp side is: described left and right frame two chutes separately all connect upper and lower frame, the upper clamp side two ends of upper side frame one side are equipped on the chute of left and right frame correspondence, and this upper clamp side and upper side frame are connected; The upper clamp side two ends active card of upper side frame another side is formed on another chute of left and right frame correspondence, offer adjustment hole on this upper clamp side, be provided with a locking device (7) again, this locking device and upper side frame are hinged, this locking device is connected by adjusting handle and camshaft and forms, the camshaft activity of this locking device is located in the described adjustment hole, regulating handle rotating band moving cam axle rotates, camshaft drives the upper clamp side at adjustment hole place along the translation of chute direction by adjustment hole, when described locking device is in locking state, two upper side frame position symmetries; When described locking device was in non-locking state, the teeth of the upper clamp side of upper side frame another side were positioned at the teeth top of the upper clamp side of upper side frame one side.
4. according to claim 1 or 3 described special fixture for hot-air leveling of unit printed wiring board, it is characterized in that: be benchmark to use direction, the structure that described hook is fixed positioned on the upper side frame of framework is: described hook is fixed on the upper clamp side of upper side frame one side.
5. according to claim 1 or 3 described special fixture for hot-air leveling of unit printed wiring board, it is characterized in that: be benchmark to use direction, the structure that described hook is fixed positioned on the upper side frame of framework is: described hook is fixed on the upper clamp side of upper side frame another side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100316465A CN101902880B (en) | 2009-06-19 | 2009-06-19 | Special fixture for hot-air leveling of unit printed wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100316465A CN101902880B (en) | 2009-06-19 | 2009-06-19 | Special fixture for hot-air leveling of unit printed wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101902880A true CN101902880A (en) | 2010-12-01 |
| CN101902880B CN101902880B (en) | 2012-06-13 |
Family
ID=43227966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100316465A Expired - Fee Related CN101902880B (en) | 2009-06-19 | 2009-06-19 | Special fixture for hot-air leveling of unit printed wiring board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101902880B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909455A (en) * | 2012-10-31 | 2013-02-06 | 中国科学院长春光学精密机械与物理研究所 | Printed circuit board fixing platform |
| CN103732004A (en) * | 2013-12-31 | 2014-04-16 | 苏州思莱特电子科技有限公司 | Electric plate fixing frame |
| CN106676616A (en) * | 2016-12-15 | 2017-05-17 | 哈尔滨飞机工业集团有限责任公司 | Clamp for surface treatment of flat aluminum alloy part |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005216924A (en) * | 2004-01-27 | 2005-08-11 | Yutaka:Kk | Immersion soldering device |
| CN201260273Y (en) * | 2008-10-07 | 2009-06-17 | 昆山市苏元电子有限公司 | Tin spraying clip for circuit board |
| CN201256492Y (en) * | 2008-12-23 | 2009-06-10 | 永捷确良线路板(深圳)有限公司 | Oblique angle tin spraying rack |
| CN201450671U (en) * | 2009-06-19 | 2010-05-05 | 江苏苏杭电子有限公司 | Special clamp for hot air leveling of unit PCBs |
-
2009
- 2009-06-19 CN CN2009100316465A patent/CN101902880B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909455A (en) * | 2012-10-31 | 2013-02-06 | 中国科学院长春光学精密机械与物理研究所 | Printed circuit board fixing platform |
| CN102909455B (en) * | 2012-10-31 | 2014-10-15 | 中国科学院长春光学精密机械与物理研究所 | Printed circuit board fixing platform |
| CN103732004A (en) * | 2013-12-31 | 2014-04-16 | 苏州思莱特电子科技有限公司 | Electric plate fixing frame |
| CN106676616A (en) * | 2016-12-15 | 2017-05-17 | 哈尔滨飞机工业集团有限责任公司 | Clamp for surface treatment of flat aluminum alloy part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101902880B (en) | 2012-06-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20101201 Assignee: Kunshan Suhang Circuit Board Co., Ltd. Assignor: Jiangsu Suhang Electronic Co., Ltd. Contract record no.: 2014320010017 Denomination of invention: Special fixture for hot-air leveling of unit printed wiring board Granted publication date: 20120613 License type: Exclusive License Record date: 20140227 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20210619 |