CN218554638U - Die bonder and feeding device with adjustable track width thereof - Google Patents
Die bonder and feeding device with adjustable track width thereof Download PDFInfo
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- CN218554638U CN218554638U CN202222964988.6U CN202222964988U CN218554638U CN 218554638 U CN218554638 U CN 218554638U CN 202222964988 U CN202222964988 U CN 202222964988U CN 218554638 U CN218554638 U CN 218554638U
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Abstract
The utility model relates to the technical field of die bonding, in particular to a die bonding machine and a feeding device with adjustable track width, wherein the feeding device comprises a feeding track, a fixed frame, a movable table, a clamping mechanism and a first driving mechanism; the feeding track comprises a first track strip and a second track strip, the first track strip is arranged on the movable table, the second track strip is arranged on the fixed frame, a first track groove used for guiding and limiting one side of the material sheet in the width direction is formed in the first track strip, and a second track groove used for guiding and limiting the other side of the material sheet in the width direction is formed in the second track strip; the clamping mechanism is arranged on the movable table and used for clamping the material sheet to move along the first track groove and the second track groove; the movable table is arranged on the fixed frame, and the first driving mechanism is used for driving the movable table to move so as to drive the first track strip to be relatively close to or far away from the second track strip. According to the technical scheme of the utility model, the tablet of its pay-off track can the different widths of adaptation.
Description
Technical Field
The utility model relates to a solid brilliant technical field, in particular to solid brilliant machine and track width adjustable material feeding unit thereof.
Background
Die bonding is a process of bonding a wafer to a corresponding area of a material sheet (also called a lead frame) through a glue (generally, a conductive glue or an insulating glue) to form an electrical path or a thermal path, and generally includes a glue dispensing process for coating glue on the material sheet and a die bonding process for placing the wafer into the glue area to be bonded to the material sheet.
The glue dispensing process and the die bonding process are both realized on a die bonding machine, the die bonding machine is provided with a feeding track, and a material sheet can move to a glue dispensing station or a die bonding station along the feeding track. At present, customers have a plurality of material sheets with different widths, and the feeding track of the die bonder can be adapted to the material sheets with different widths, so that the problem needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a solid brilliant machine and track width adjustable material feeding unit thereof, the main technical problem that will solve is: how the feed track can be adapted to material sheets of different widths.
In order to achieve the above object, the present invention mainly provides the following technical solutions:
on one hand, the embodiment of the utility model provides a feeding device with adjustable track width, which comprises a feeding track, a fixed frame, a movable table, a clamping mechanism and a first driving mechanism; the feeding track comprises a first track strip and a second track strip, the first track strip is arranged on the movable table, the second track strip is arranged on the fixed frame, a first track groove used for guiding and limiting one side of the material sheet in the width direction is formed in the first track strip, and a second track groove used for guiding and limiting the other side of the material sheet in the width direction is formed in the second track strip; the clamping mechanism is arranged on the movable table and used for clamping the material sheet to move along the first track groove and the second track groove; the movable table is arranged on the fixed frame, and the first driving mechanism is used for driving the movable table to move so as to drive the first track strip to relatively approach or keep away from the second track strip.
Optionally, the first driving mechanism includes a screw nut structure to drive the movable table to move through a screw structure.
Optionally, the fixing frame is provided with a first supporting block and a second supporting block, and the first supporting block and the second supporting block are both strip-shaped and are arranged at intervals; and the first supporting block and the second supporting block are both provided with a guide limiting structure, and the guide limiting structures are used for guiding and limiting the movement of the movable table.
Optionally, the guiding and limiting structure includes a linear guide rail to guide and limit the movement of the movable table through the linear guide rail.
Optionally, the fixing frame is further provided with a supporting plate, and the supporting plate is used for supporting the material sheet; the supporting plate is arranged between the first track strip and the second track strip, a gap is formed between one side of the supporting plate and the first track strip, and the other side of the supporting plate is abutted against the second track strip; the clamping mechanism is used for clamping the material sheet through the gap.
Optionally, the clamping mechanism includes a second driving mechanism, a moving member, a first clamping arm and a second clamping arm, the first clamping arm and the second clamping arm are both disposed on the moving member and can be opened and closed relatively, and the second driving mechanism is configured to drive the moving member to move so as to drive the material sheets clamped by the first clamping arm and the second clamping arm to move; the first clamping arm and the second clamping arm are provided with chucks, and the chucks of the first clamping arm and the second clamping arm are used for moving along the gap.
Optionally, the first clamping arm is a fixed arm, the second clamping arm is a movable arm, and the second clamping arm is used for being relatively close to or far away from the first clamping arm so as to clamp or loosen the material sheet; the first clamping arm is provided with a sliding groove penetrating through two sides, and the first track strip is used for being in sliding fit with the sliding groove; wherein, the spout is the U-shaped structure, and the U-shaped structure has first support arm, second support arm and middle arm, and the middle arm is located between first support arm and the second support arm, and connects first support arm and second support arm, and first support arm is the chuck of first arm lock, and one side and the second support arm counterbalance of first track strip, and adjacent opposite side and middle arm counterbalance.
On the other hand, the embodiment of the utility model also provides a solid brilliant machine, it can include any one of the aforesaid track width adjustable material feeding unit.
Borrow by above-mentioned technical scheme, the utility model discloses gu brilliant machine and track width adjustable material feeding unit thereof has following beneficial effect at least:
in the technical scheme provided by the utility model, when the first track strip is relatively close to the second track strip, the distance between the first track strip and the second track strip is reduced; when the first track strip is relatively far away from the second track strip, the distance between the first track strip and the second track strip is increased. The first track strip is relatively close to or remote from the second track strip, and the distance between the two can be adjusted, so that material sheets with different widths can be adapted.
The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic view of a partial structure of a feeding device with an adjustable track width according to an embodiment of the present invention;
FIG. 2 is a schematic view of a back side of the adjustable track width feeding apparatus of FIG. 1;
fig. 3 is a schematic structural view of the chucking mechanism.
Reference numerals are as follows: 1. a fixed mount; 2. a movable table; 3. a clamping mechanism; 4. a linear motor; 5. a support plate; 6. a screw nut structure; 7. a linear guide rail; 10. a web; 11. a first support block; 12. a second support block; 30. a chute; 31. a first clamp arm; 32. a second clamp arm; 33. a movable member; 41. a first track bar; 42. a second track bar; 43. a gap; 311. a first support arm; 312. a middle arm; 313. a second support arm; 401. a first track groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides a feeding device with adjustable track width, which includes a feeding track, a fixing frame 1, a movable table 2, a clamping mechanism 3, and a first driving mechanism.
The aforementioned feed track comprises a first track bar 41 and a second track bar 42. The first track bar 41 is disposed on the movable table 2, and the first track bar 41 may be fixedly connected to the movable table 2 by screws or the like. The second track strip 42 is disposed on the fixing frame 1, and the second track strip 42 may be fixedly connected to the fixing frame 1 through screws or the like. The first rail bar 41 is provided with a first rail groove 401 for guiding and limiting one side of the material sheet 10 in the width direction, and the second rail bar 42 is provided with a second rail groove for guiding and limiting the other side of the material sheet 10 in the width direction. The first track grooves 401 are parallel to the second track grooves, and when feeding, one side of the material sheet 10 in the width direction is inserted into the first track grooves 401, and the other side of the material sheet 10 in the width direction is inserted into the second track grooves.
The movable table 2 is arranged on the fixed frame 1, and the movable table 2 can move relative to the fixed frame 1. The first driving mechanism is used for driving the movable table 2 to move so as to drive the first track bar 41 to relatively approach or move away from the second track bar 42. When the first track bar 41 is relatively close to the second track bar 42, the distance between the two is reduced; the distance between the first track bar 41 and the second track bar 42 increases when the first track bar is relatively far away from the second track bar. The first track strip 41 is relatively close to or remote from the second track strip 42 and the distance between the two may be adjusted to accommodate different width material sheets 10.
In the above example, as shown in fig. 2, the first driving mechanism may include a lead screw nut structure 6 to drive the movement of the movable stage 2 by a lead screw structure. The specific structure of the feed screw nut structure 6 is the prior art, and is not described herein again.
As shown in fig. 2, the fixing frame 1 may be provided with a first supporting block 11 and a second supporting block 12. The first supporting block 11 and the second supporting block 12 can be fixed on the fixing frame 1 through screws. The first supporting block 11 and the second supporting block 12 are both strip-shaped and arranged at intervals. All be equipped with direction limit structure on first supporting shoe 11 and the second supporting shoe 12, direction limit structure is used for the motion direction and the spacing to activity platform 2, so can improve the motion precision of activity platform 2. In a specific application example, the guiding and limiting structure may include a linear guide 7 to guide and limit the movement of the movable table 2 through the linear guide 7. The specific structure of the linear guide 7 is the prior art, and is not described herein again.
In the above example, the first support block 11 is located on one side of the lower end of the movable table 2, the second support block 12 is located on the other side of the lower end of the movable table 2, and both support blocks support the movable table 2 through the linear guide 7, so that the movement of the movable table 2 is more stable.
The clamping mechanism 3 is arranged on the movable table 2, and the clamping mechanism 3 is used for clamping the material sheet 10 to move along the first track groove 401 and the second track groove. In a specific application example, as shown in fig. 1, the clamping mechanism 3 may include a second driving mechanism, a movable member 33, a first clamping arm 31 and a second clamping arm 32. The first clamping arm 31 and the second clamping arm 32 are both arranged on the movable piece 33 and can be opened and closed relatively, the material sheet 10 can be clamped when the first clamping arm 31 and the second clamping arm 32 are closed relatively, and the material sheet 10 can be loosened when the first clamping arm 31 and the second clamping arm 32 are opened relatively. The second driving mechanism is used for driving the movable element 33 to move so as to drive the material sheet 10 clamped by the first clamping arm 31 and the second clamping arm 32 to move. Wherein, the second driving mechanism may include a linear motor 4 to drive the movable member 33 to move by the linear motor 4.
In the above example, the holding mechanism 3 can be moved in synchronization with the first rail bar 41 by the movable table 2, and the holding mechanism 3 does not affect the holding of the web 10 regardless of the change in the width between the first rail bar 41 and the second rail bar 42.
As shown in fig. 1, the aforementioned holder 1 is further provided with a support plate 5, and the support plate 5 is used for providing support for the material sheet 10, specifically for providing support for the bottom of the material sheet 10, so as to make the material sheet 10 advance more smoothly. The supporting plate 5 is disposed between the first rail strip 41 and the second rail strip 42, a gap 43 is formed between one side of the supporting plate 5 and the first rail strip 41, and the other side of the supporting plate 5 abuts against the second rail strip 42.
As shown in fig. 1, the clamping mechanism 3 is used for clamping the sheet 10 via the gap 43, and specifically, the first clamping arm 31 and the second clamping arm 32 are provided with chucks, and the chucks of the first clamping arm 31 and the second clamping arm 32 are used for moving along the gap 43. When the width between the first rail strip 41 and the second rail strip 42 changes, a gap 43 is always formed between the support plate 5 and the first rail strip 41, and the gap 43 ensures that the clamping mechanism 3 can clamp the material sheet 10 from the gap.
In order to realize the function that the first clamping arm 31 and the second clamping arm 32 can be opened and closed relatively, in a specific application example, the first clamping arm 31 is a fixed arm, and the second clamping arm 32 is a movable arm. The movable member 33 may be provided with another driving mechanism for driving the second clamping arm 32 to move, and the second clamping arm 32 is used to relatively approach or move away from the first clamping arm 31 to clamp or release the material sheet 10. The other driving mechanism may include an electromagnet and an elastic member, the electromagnet is disposed on the movable member 33, and when the electromagnet is powered on, the electromagnet attracts the second clamping arm 32, so that the second clamping arm 32 is relatively close to the first clamping arm 31, so as to clamp the material sheet 10. When the electromagnet is de-energized, the elastic member pushes the second clamping arm 32 relatively away from the first clamping arm 31 to release the material sheet 10.
As shown in fig. 3, the first clamping arm 31 may be provided with a sliding slot 30 extending through two sides, and the first track bar 41 is configured to slidably engage with the sliding slot 30. In one specific example, the chute 30 is a U-shaped structure having a first arm 311, a second arm 313, and an intermediate arm 312, wherein the intermediate arm 312 is located between the first arm 311 and the second arm 313 and connects the first arm 311 and the second arm 313. The first arm 311 is a chuck of the first clamping arm 31, one side of the first track bar 41 abuts against the second arm 313, and the other adjacent side abuts against the middle arm 312. Wherein, when moving part 33 drove first arm lock 31 and moves, first arm lock 31 passes through spout 30 and moves along first track strip 41, makes first track strip 41 have the spacing effect with the direction of the motion of first arm lock 31, so can improve moving part 33's motion precision.
The embodiment of the utility model also provides a solid brilliant machine, it can include the material feeding unit of the track width adjustable in above-mentioned arbitrary example. In the example, the width of the feeding track is adjustable due to the feeding device adopted by the die bonder.
Here, it should be noted that: in the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The feeding device with the adjustable track width is characterized by comprising a feeding track, a fixed frame (1), a movable table (2), a clamping mechanism (3) and a first driving mechanism;
the feeding track comprises a first track strip (41) and a second track strip (42), the first track strip (41) is arranged on the movable table (2), the second track strip (42) is arranged on the fixed frame (1), a first track groove (401) used for guiding and limiting one side of the material sheet (10) in the width direction is formed in the first track strip (41), and a second track groove used for guiding and limiting the other side of the material sheet (10) in the width direction is formed in the second track strip (42);
the clamping mechanism (3) is arranged on the movable table (2) and used for clamping the material sheet (10) to move along the first track groove (401) and the second track groove;
the movable table (2) is arranged on the fixed frame (1), and the first driving mechanism is used for driving the movable table (2) to move so as to drive the first track strip (41) to be relatively close to or far away from the second track strip (42).
2. The adjustable track width feeding device of claim 1,
the first driving mechanism comprises a screw nut structure (6) so as to drive the movable table (2) to move through a screw structure of a screw rod.
3. The adjustable track width feeding device of claim 1,
the fixing frame (1) is provided with a first supporting block (11) and a second supporting block (12), and the first supporting block (11) and the second supporting block (12) are both strip-shaped and are arranged at intervals;
and the first supporting block (11) and the second supporting block (12) are both provided with a guide limiting structure, and the guide limiting structures are used for guiding and limiting the movement of the movable table (2).
4. The adjustable track width feeding device of claim 3,
the guide limiting structure comprises a linear guide rail (7) to guide and limit the movement of the movable table (2) through the linear guide rail (7).
5. The adjustable track width feeding device of claim 1,
the fixing frame (1) is further provided with a supporting plate (5), and the supporting plate (5) is used for supporting the material sheet (10);
the supporting plate (5) is arranged between the first track bar (41) and the second track bar (42), a gap (43) is formed between one side of the supporting plate (5) and the first track bar (41), and the other side of the supporting plate (5) is abutted to the second track bar (42);
the clamping mechanism (3) is for clamping the material sheet (10) via the gap (43).
6. The adjustable track width feeding device of claim 5,
the clamping mechanism (3) comprises a second driving mechanism, a movable piece (33), a first clamping arm (31) and a second clamping arm (32), the first clamping arm (31) and the second clamping arm (32) are arranged on the movable piece (33) and can be opened and closed relatively, and the second driving mechanism is used for driving the movable piece (33) to move so as to drive the material sheets (10) clamped by the first clamping arm (31) and the second clamping arm (32) to move;
wherein the first clamping arm (31) and the second clamping arm (32) each have a collet, the collets of both the first clamping arm (31) and the second clamping arm (32) being adapted to move along the gap (43).
7. The adjustable track width feeding device of claim 6,
the first clamping arm (31) is a fixed arm, the second clamping arm (32) is a movable arm, and the second clamping arm (32) is relatively close to or far away from the first clamping arm (31) so as to clamp or loosen the material sheet (10);
the first clamping arm (31) is provided with a sliding groove (30) penetrating through two sides, and the first track strip (41) is used for being in sliding fit with the sliding groove (30); the sliding groove (30) is of a U-shaped structure, the U-shaped structure is provided with a first support arm (311), a second support arm (313) and a middle arm (312), the middle arm (312) is located between the first support arm (311) and the second support arm (313) and is connected with the first support arm (311) and the second support arm (313), the first support arm (311) is a clamping head of the first clamping arm (31), one side of the first track strip (41) is abutted to the second support arm (313), and the other adjacent side of the first track strip is abutted to the middle arm (312).
8. A die bonder, characterized by comprising the feeding device with adjustable track width as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222964988.6U CN218554638U (en) | 2022-11-08 | 2022-11-08 | Die bonder and feeding device with adjustable track width thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222964988.6U CN218554638U (en) | 2022-11-08 | 2022-11-08 | Die bonder and feeding device with adjustable track width thereof |
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| Publication Number | Publication Date |
|---|---|
| CN218554638U true CN218554638U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222964988.6U Active CN218554638U (en) | 2022-11-08 | 2022-11-08 | Die bonder and feeding device with adjustable track width thereof |
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| CN (1) | CN218554638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117718653A (en) * | 2024-02-18 | 2024-03-19 | 佛山市蓝箭电子股份有限公司 | Lead frame conveying device and wire bonding machine |
-
2022
- 2022-11-08 CN CN202222964988.6U patent/CN218554638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117718653A (en) * | 2024-02-18 | 2024-03-19 | 佛山市蓝箭电子股份有限公司 | Lead frame conveying device and wire bonding machine |
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