CN212526145U - Thin wall die cavity surface hole processingequipment - Google Patents
Thin wall die cavity surface hole processingequipment Download PDFInfo
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- CN212526145U CN212526145U CN202021203698.4U CN202021203698U CN212526145U CN 212526145 U CN212526145 U CN 212526145U CN 202021203698 U CN202021203698 U CN 202021203698U CN 212526145 U CN212526145 U CN 212526145U
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Abstract
The utility model provides a thin-wall cavity surface hole processing device, which comprises a lower template and an upper template; the lower template and the upper template are parallel to each other, the positioning block is positioned between the lower template and the upper template, openings are formed in the lower template and the upper template, the upper end face of the positioning block is provided with an upper positioning boss clamped in the opening of the upper template, and the lower end face of the positioning block is provided with a lower positioning boss clamped in the opening of the lower template. The utility model can efficiently and quickly finish the processing of the surface hole of the thin-wall cavity, has accurate and reliable positioning, stable processing quality, high precision and good dimensional consistency, and effectively avoids the deformation of a workpiece; simple structure, the preparation of being convenient for, the simple operation, production efficiency is high, and is not high to operation workman operating skill requirement.
Description
Technical Field
The utility model relates to a thin wall die cavity surface hole processingequipment.
Background
The thin-wall cavity has the characteristics of light weight and compact structure, and a circuit board and a high-power device are generally packaged by the thin-wall cavity in modern electronic products. However, the thin-wall cavity has a thin wall, so that the dimensional accuracy is difficult to guarantee during machining, and particularly during machining of the mounting hole in the cavity, the clamping cavity is easy to cause part deformation and even damage during hole position machining, so that the machining of the surface hole of the thin-wall cavity is often performed by adopting more auxiliary tools and multiple processes.
As shown in figure 3, the middle of the cavity is a through type, four mounting bosses are arranged at four corners of the cavity, and mounting holes are formed in the upper plane of the cavity and the bosses. After the cavity and the shape of the cavity are processed, the wall thickness is only 1.5mm, and clamping is easy to deform, so that great difficulty is brought to the subsequent processing of mounting holes, a plug matched with the size and the shape of the cavity is often adopted to be placed in the cavity to increase rigidity, then a central drilling point is used for drilling, and then a drill bit is used for drilling.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a thin wall die cavity surface hole processingequipment, this thin wall die cavity surface hole processingequipment can high-efficient quick completion thin wall die cavity surface hole's processing, and the location is accurate reliable, and processingquality is stable, and the precision is high, and the size uniformity is good, moreover the effectual deformation of avoiding the work piece.
The utility model discloses a following technical scheme can realize.
The utility model provides a thin-wall cavity surface hole processing device, which comprises a lower template and an upper template; the lower template and the upper template are parallel to each other, the positioning block is positioned between the lower template and the upper template, openings are formed in the lower template and the upper template, the upper end face of the positioning block is provided with an upper positioning boss clamped in the opening of the upper template, and the lower end face of the positioning block is provided with a lower positioning boss clamped in the opening of the lower template.
The upper positioning boss and the lower positioning boss of the positioning block are symmetrically arranged.
The positioning block is provided with screw through holes at the positions on the opposite sides of the upper positioning boss and the lower positioning boss, an inner hexagon screw is positioned in the screw through holes and fixed on the lower template, and the lower template is provided with a threaded hole at the position opposite to the inner hexagon screw.
The two opposite side end faces of the lower template are provided with raised first U-shaped groove structures, pin holes are formed in the first U-shaped grooves, and cylindrical pins penetrate through the pin holes; the upper template is provided with a second U-shaped groove which is positioned at the same position of the first U-shaped groove relative to the lower template.
The movable joint bolt is a strip-shaped body with one end in a circular ring shape, the circular ring-shaped structure of the movable joint bolt is sleeved on the cylindrical pin, and the other end of the movable joint bolt is sleeved in the knob nut so that the movable joint bolt is clamped and fixed in the second U-shaped groove.
And the knob nut is provided with knurls.
The upper template is provided with a hole which is sleeved with a drill bushing.
The positioning block is of a flange structure at a position between the upper positioning boss and the lower positioning boss, and the screw through hole is formed in the flange.
The beneficial effects of the utility model reside in that: the machining of the surface hole of the thin-wall cavity can be efficiently and quickly finished, the positioning is accurate and reliable, the machining quality is stable, the precision is high, the dimensional consistency is good, and the deformation of a workpiece is effectively avoided; simple structure, the preparation of being convenient for, the simple operation, production efficiency is high, and is not high to operation workman operating skill requirement.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the exploded structure of FIG. 1;
FIG. 3 is a schematic view of the configuration of the mold cavity of FIG. 1;
in the figure: 1-lower template, 2-upper template, 3-positioning block, 4-lower positioning groove, 5-upper positioning groove, 6-flange plate, 7-upper positioning boss, 8-lower positioning boss, 9-drill bushing, 10-threaded hole, 11-first U-shaped groove, 12-pin hole, 13-cylindrical pin, 14-eyelet bolt, 15-inner hexagon screw, 16-second U-shaped groove, 17-knob nut, 17-screw through hole, 18-screw through hole and 19-cavity.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 and 2, the thin-wall cavity surface hole processing device includes a lower template 1 and an upper template 2; the lower template 1 and the upper template 2 are parallel to each other, the positioning block 3 is positioned between the lower template 1 and the upper template 2, openings are formed in the lower template 1 and the upper template 2, the upper end face of the positioning block 3 is provided with an upper positioning boss 7 which is clamped in the opening of the upper template 2, and the lower end face of the positioning block 3 is provided with a lower positioning boss 8 which is clamped in the opening of the lower template 1.
The upper positioning boss 7 and the lower positioning boss 8 of the positioning block 3 are symmetrically arranged.
Screw through holes 18 are formed in the positions, located on the opposite sides of the upper positioning boss 7 and the lower positioning boss 8, of the positioning block 3, inner hexagon screws 15 are located in the screw through holes 18 and fixed to the lower template 1, and threaded holes 10 are formed in the positions, facing the inner hexagon screws 15, of the lower template 1.
The lower template 1 is provided with a raised first U-shaped groove 11 structure on the end surfaces of two opposite sides, the first U-shaped groove 11 is provided with a pin hole 12, and a cylindrical pin 13 penetrates through the pin hole 12; a second U-shaped channel 16 is provided in the upper platen 2 at the same position as the first U-shaped channel 11 with respect to the lower platen 1.
The swing bolt 14 is a strip body with one end in a circular ring shape, the circular ring-shaped structure of the swing bolt 14 is sleeved on the cylindrical pin 13, and the other end of the swing bolt 14 is sleeved in the knob nut 17, so that the swing bolt 14 is clamped and fixed in the second U-shaped groove 16.
The knob nut 17 is knurled.
The upper template 2 is provided with a hole which is sleeved with a drill bushing 9.
The positioning block 3 is in a flange plate 6 structure at the position between the upper positioning boss 7 and the lower positioning boss 8, and the screw through hole 18 is formed in the flange plate 6.
Example 1
By adopting the scheme, the positioning block 3 is inserted into the lower template 1 through the lower positioning boss 8 and is fastened through the hexagon socket head cap screw 15, and the upper positioning boss 7 is inserted into the upper template 2 in a sliding manner. The drill bushing 9 is fixedly mounted in the upper die plate 2 by interference fit. The lower template 1 and the upper template 2 are connected into a whole through swing bolts 14 and knob nuts 17.
The lower template 1 is a cuboid, rectangular lugs and first U-shaped grooves 11 are symmetrically arranged at the left end and the right end, and the size of each first U-shaped groove 11 is matched with the size of the head of the eyelet bolt 14. The central position of the lower template 1 is provided with a lower positioning groove 4, and the size of the lower positioning groove 4 corresponds to the lower positioning boss 8 on the positioning block 3 to form fixed connection. Threaded holes 10 are symmetrically formed in two sides of the center of the lower positioning groove 4 and used for fastening the positioning block on the lower template 1 through inner hexagon screws 15. The left side and the right side of the lower template 1 are also provided with pin holes 12, and the pin holes 12 penetrate through the first U-shaped groove 11 and the lugs on the two sides and are used for movably linking the swing bolt 14 in the first U-shaped groove 11 through a cylindrical pin 13.
The shape and size of the upper template 2 are consistent with those of the lower template 1, an upper positioning groove 5 is arranged in the middle, the size of the upper positioning groove 5 corresponds to that of an upper positioning boss 7 on the positioning block, and the upper positioning boss 7 is movably connected with the upper positioning groove 5. The upper template 2 is provided with a second U-shaped groove 16, and the size of the second U-shaped groove 16 is consistent with that of the first U-shaped groove 11. The upper template 2 is provided with a drill bushing 9, and the drill bushing 9 is tightly matched on the upper template 2 to form fixed connection. The number and the position of the drill bushings 9 are consistent with those of the mounting holes on the surface of the workpiece.
The positioning block 3 is in a step shape and is provided with a flange 6, an upper positioning boss 7 and a lower positioning boss 8. The size and shape of the flange 6 are matched with the inner cavity of the workpiece, the thickness of the flange is lower than the boss bottom plane of the inner cavity of the workpiece, and the flange 6 is used for positioning through the inner cavity of the workpiece. The size and shape of the upper positioning boss 7 are consistent with those of the upper positioning groove 5 to form movable connection, the thickness of the upper positioning boss 7 is smaller than that of the upper template 2, and the upper positioning boss 7 is used for positioning and guiding the upper template 2 to ensure the accurate position of the upper positioning boss, the lower template and a workpiece. The size and shape of the lower positioning boss 8 are consistent with those of the lower positioning groove 4 to form fixed connection, and the thickness of the lower positioning boss 8 is smaller than that of the lower template 1. The positioning block 3 is also symmetrically provided with screw through holes 18, the positions of the screw through holes 18 are consistent with the positions of the threaded holes 10 on the lower template 1, the screw through holes 18 are countersunk through holes, so that the head of a hexagon socket head cap screw 15 penetrates through the holes and is lower than the upper plane of the flange plate 6, and the positioning block 3 is fastened on the lower template 1 after the hexagon socket head cap screw penetrates through the holes.
The swing bolt 14 is movably connected to first U-shaped grooves 11 at the left end and the right end of the lower template 1 through a cylindrical pin 13, a round rod part of the swing bolt 14 is movably inserted into a second U-shaped groove 16 on the upper template 2, and the upper template and the lower template are connected into a whole through screwing a knob nut 17. The cylindrical surface of the knob nut 17 is provided with a knurl which is convenient for holding and pinching.
The operation principle is as follows:
(1) sleeving the thin-wall cavity into the flange 6 on the positioning block 3 so as to position the cavity 19;
(2) an upper template 2 with a drill bushing 9 is positioned on the upper plane of a cavity 19 in a guiding way through an upper positioning boss 7;
(3) the swing bolt 14 is introduced into a second U-shaped groove 16 in the upper platen 2 by rotation about the cylindrical pin 13;
(4) screwing the knob nut to the swing bolt 14 to tightly connect the upper template and the lower template into a whole;
(5) the drill bit is guided by the drill bushing 9 to process hole positions on the surface of the cavity;
(6) after the machining is completed, the knob nut 17 is unscrewed slightly (not all need to be unscrewed), and the swing bolt 14 is turned outwards around the cylindrical pin 13, so that the upper die plate 2 can be removed and the die cavity 19 can be removed.
Claims (8)
1. The utility model provides a thin wall die cavity surface hole processingequipment, includes lower bolster (1), cope match-plate pattern (2), its characterized in that: above-mentioned lower bolster (1) and cope match-plate pattern (2) are parallel to each other, have locating piece (3) to be located between lower bolster (1) and cope match-plate pattern (2), all have the opening on lower bolster (1) and cope match-plate pattern (2), have on locating piece (3) the up end to fix a position boss (7) and clamp in the opening of cope match-plate pattern (2), locating piece (3) lower extreme face has down location boss (8) to clamp in the opening of lower bolster (1).
2. The thin-walled cavity surface hole machining device according to claim 1, wherein: the upper positioning boss (7) and the lower positioning boss (8) of the positioning block (3) are symmetrically arranged.
3. The thin-walled cavity surface hole machining device according to claim 1, wherein: the positioning block (3) is provided with screw through holes (18) at the positions on the opposite sides of the upper positioning boss (7) and the lower positioning boss (8), the lower template (1) is fixed in the screw through holes (18) through socket head cap screws (15), and the lower template (1) is provided with threaded holes (10) at the positions right opposite to the socket head cap screws (15).
4. The thin-walled cavity surface hole machining device according to claim 1, wherein: the lower template (1) is provided with a first raised U-shaped groove (11) structure on the end surfaces of two opposite sides, the first U-shaped groove (11) is provided with a pin hole (12), and a cylindrical pin (13) penetrates through the pin hole (12); the upper template (2) is provided with a second U-shaped groove (16) which is positioned at the same position of the first U-shaped groove (11) relative to the lower template (1).
5. The thin-walled cavity surface hole machining device according to claim 4, wherein: the swing bolt (14) is a strip-shaped body with one circular end, the circular structure of the swing bolt (14) is sleeved on the cylindrical pin (13), and the other end of the swing bolt (14) is sleeved in the knob nut (17) so that the swing bolt (14) is clamped and fixed in the second U-shaped groove (16).
6. The thin-walled cavity surface hole machining device according to claim 5, wherein: the knob nut (17) is provided with knurls.
7. The thin-walled cavity surface hole machining device according to claim 1, wherein: the upper template (2) is provided with a hole which is sleeved with a drill bushing (9).
8. The thin-walled cavity surface hole machining device according to claim 1, wherein: the positioning block (3) is of a flange plate (6) structure at a position between the upper positioning boss (7) and the lower positioning boss (8), and the screw through hole (18) is formed in the flange plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203698.4U CN212526145U (en) | 2020-06-24 | 2020-06-24 | Thin wall die cavity surface hole processingequipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203698.4U CN212526145U (en) | 2020-06-24 | 2020-06-24 | Thin wall die cavity surface hole processingequipment |
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| CN212526145U true CN212526145U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021203698.4U Active CN212526145U (en) | 2020-06-24 | 2020-06-24 | Thin wall die cavity surface hole processingequipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431061A (en) * | 2022-08-17 | 2022-12-06 | 贵州天义电器有限责任公司 | Clamp for machining holes and notches of parts such as outer cover and machining method of outer cover |
-
2020
- 2020-06-24 CN CN202021203698.4U patent/CN212526145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431061A (en) * | 2022-08-17 | 2022-12-06 | 贵州天义电器有限责任公司 | Clamp for machining holes and notches of parts such as outer cover and machining method of outer cover |
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