CN213977441U - 3D cell-phone glass chemical polishing frame - Google Patents
3D cell-phone glass chemical polishing frame Download PDFInfo
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- CN213977441U CN213977441U CN202023239647.XU CN202023239647U CN213977441U CN 213977441 U CN213977441 U CN 213977441U CN 202023239647 U CN202023239647 U CN 202023239647U CN 213977441 U CN213977441 U CN 213977441U
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- rack
- round table
- chemical polishing
- upper rack
- mobile phone
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Abstract
The utility model provides a 3D mobile phone glass chemical polishing frame, which comprises a plurality of upper racks and a plurality of lower racks which are parallel to each other, wherein the lower racks are positioned below the upper racks, and each lower rack is positioned between two adjacent upper racks; a plurality of tooth grooves arranged at intervals are formed in the upper rack along the extension direction of the upper rack, each tooth groove is provided with a first inclined side face and a second inclined side face which are connected, and a first angle between the first inclined side face and the axis of the upper rack is larger than a second angle between the second inclined side face and the axis of the upper rack; the lower rack and the upper rack are identical in structure, and the tooth grooves of the lower rack and the tooth grooves of the upper rack are arranged in a staggered mode in the axis direction of the upper rack. The utility model discloses can effectively avoid product cambered surface and the oblique side contact of second for the product cambered surface fully contacts with the chemical polishing liquid, improves product polishing yield, satisfies the anticipated outward appearance effect of consumer.
Description
Technical Field
The utility model relates to a chemical polishing technical field, concretely relates to 3D cell-phone glass chemical polishing frame.
Background
The original 3D mobile phone glass chemical polishing frame comprises an upper rack and a lower rack, wherein the long side of a product is positioned by a notch on the upper rack, and the short side of the product is positioned by a notch on the lower rack, which is shown in figure 1. And the two adjacent tooth spaces 2.1 forming the notches on the upper rack and the lower rack have the same structure, each tooth space 2.1 is of a geometric symmetrical structure, and the tooth spaces 2.1 on the upper rack and the lower rack are symmetrically arranged in parallel, so that the product is placed on the chemical polishing rack and is in a vertical state. The inclined planes used for forming the notches on the adjacent tooth grooves are symmetrical inclined planes, the opening angle of each notch is 100 degrees, and the arc surfaces of products are easily contacted with the upper rack and the lower rack due to shaking during chemical polishing. In the chemical polishing liquid, the product can not be contacted with the chemical polishing liquid by the cambered surface contacted by the upper rack and the lower rack, so that the contacted cambered surface can not be subjected to chemical reaction, the appearance similar to a knife mark shape is easily formed at the contacted cambered surface, and the product yield is greatly reduced due to serious appearance defects.
In conclusion, a 3D mobile phone glass chemical polishing rack is urgently needed to solve the problem of low product polishing yield caused by contact between the product arc surface and the rack notch in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a 3D cell-phone glass chemical polishing frame for solve the problem that causes the product polishing yield low because of the contact of product cambered surface and rack breach that exists among the prior art, concrete technical scheme is as follows:
A3D mobile phone glass chemical polishing frame comprises a plurality of upper racks and a plurality of lower racks which are parallel to each other, wherein the lower racks are located below the upper racks, and each lower rack is located between two adjacent upper racks;
a plurality of tooth grooves arranged at intervals are formed in the upper rack along the extension direction of the upper rack, each tooth groove is provided with a first inclined side face and a second inclined side face which are connected, and a first angle between the first inclined side face and the axis of the upper rack is larger than a second angle between the second inclined side face and the axis of the upper rack;
the lower rack and the upper rack are identical in structure, and the tooth grooves of the lower rack and the tooth grooves of the upper rack are arranged in a staggered mode in the axis direction of the upper rack.
Preferably, the solid structure surrounded by the first oblique side face is a first round table, the solid structure surrounded by the second oblique side face is a second round table, the central axes of the first round table and the second round table are collinear with the central axis of the upper rack or the lower rack, the minimum round table face of the first round table is connected with the minimum round table face of the second round table, the diameters of the minimum round table faces of the first round table and the second round table are equal, the maximum round table face of the first round table and the maximum round table face of the second round table are far away, the diameters of the maximum round table faces of the first round table and the second round table are equal, and the length of the inclined face of the first round table is smaller than that of the inclined face of the second round table.
Preferably, the included angle formed by the first inclined side face and the second inclined side face of the tooth socket is 110-120 degrees.
Preferably, the ratio of the length of the first round platform to the length of the second round platform is 1 (1.5-2).
Preferably, the length of the gullets is not less than 3 times the product thickness.
Preferably, the 3D mobile phone glass chemical polishing frame further comprises two side plates, the two side plates are opposite and vertically arranged, the upper rack and the lower rack are perpendicular to the two side plates, and two rows of mounting holes are formed in the side plates at equal intervals in the vertical direction.
Preferably, both ends of the upper rack are provided with external threads, and both ends of the upper rack penetrate through the mounting holes in the two side plates and are fixed through the fixing parts respectively;
the lower rack is located in the middle of the two adjacent upper racks, external threads are arranged at two ends of the lower rack, and two ends of the lower rack penetrate through the mounting holes in the two side plates and are fixed through the fixing pieces respectively.
Preferably, the 3D mobile phone glass chemical polishing rack further comprises a plurality of positioning plates and a plurality of gaskets, the positioning plates and the mounting hole units are arranged in one-to-one alignment mode and are located between the outer sides of the side plates and the fixing pieces, and each positioning plate is provided with a positioning hole for an upper rack or a lower rack to penetrate through; each gasket is sleeved on one end of the upper rack or the lower rack and is tightly attached to the inner side of the side plate.
Preferably, the mounting hole is a kidney-shaped hole.
Preferably, the fixing member is a nut.
Use the technical scheme of the utility model, following beneficial effect has:
compared with the existing chemical polishing frame, the 3D mobile phone glass chemical polishing frame has the advantages that the adopted tooth grooves are of asymmetric structures, namely the slope of the first inclined side surface on the tooth grooves is larger than that of the second inclined side surface, so that the opening angle of the notch formed between the first inclined side surface and the second inclined side surface is larger than that of the existing chemical polishing frame, the flat surface of the product is opposite to the first inclined side surface after the product is fixed, the cambered surface is opposite to the second inclined side surface, and the second inclined side surface with small slope ensures that the cambered surface has enough non-contact accommodating space; tooth's socket on the lower rack is the same with the tooth's socket on the last rack and the dislocation set for the product slope is fixed on lower rack and last rack, can effectively avoid product cambered surface and the contact of second oblique side, makes product cambered surface and chemical polishing liquid fully contact, improves the product polishing yield, satisfies consumer's anticipated outward appearance effect.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a prior art 3D mobile phone glass chemical polishing stand;
fig. 2 is a schematic structural diagram of a 3D mobile phone glass chemical polishing stand according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of the tooth slot of FIG. 2;
FIG. 4 is a top view of the product of FIG. 2 after placement;
FIG. 5 is a front view of the product of FIG. 2 after placement;
FIG. 6 is an enlarged partial view of FIG. 5;
FIG. 7 is a schematic view of the construction of the side panel of FIG. 2;
the device comprises a side plate 1, a side plate 1.1, a mounting hole 2, an upper rack 2.1, a tooth groove 3, a lower rack 4, a fixing piece 5, a positioning plate 6, a gasket 7 and a product.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example 1:
referring to fig. 2 and-5, a 3D mobile phone glass chemical polishing rack comprises a plurality of upper racks 2 (preferably 904 stainless steel) and a plurality of lower racks 3 (preferably 904 stainless steel) which are parallel to each other, wherein the lower racks 3 are located below the upper racks 2, and each lower rack 3 is located between two adjacent upper racks 2;
a plurality of tooth grooves 2.1 arranged at intervals are arranged on the upper rack 2 along the extension direction of the upper rack, the tooth grooves 2.1 are provided with a first inclined side surface and a second inclined side surface which are connected, and a first angle between the first inclined side surface and the axis of the upper rack 2 is larger than a second angle between the second inclined side surface and the axis of the upper rack 2;
the lower rack 3 and the upper rack 2 have the same structure, and the tooth grooves 2.1 of the lower rack 3 and the tooth grooves 2.1 of the upper rack 2 are arranged in a staggered manner in the axial direction of the upper rack 2, as shown in fig. 6, so that a product 7 is obliquely fixed on the lower rack 3 and the upper rack 2, a straight surface of the product 7 is opposite to the first oblique side surface after being fixed, and an arc surface of the product is opposite to the second oblique side surface.
Referring to fig. 2, the solid structure surrounded by the first oblique side surface is a first circular table, the solid structure surrounded by the second oblique side surface is a second circular table, the central axes of the first circular table and the second circular table are collinear with the central axis of the upper rack 2 or the lower rack 3, the minimum circular table surface of the first circular table is connected with the minimum circular table surface of the second circular table, the diameters of the minimum circular table surfaces of the first circular table and the second circular table are equal, the maximum circular table surface of the first circular table and the maximum circular table surface of the second circular table are far away, the diameters (preferably 8mm) of the maximum circular table surfaces of the first circular table and the second circular table are equal, and the length of the inclined surface of the first circular table is smaller than that of the second circular table.
The included angle formed by the first inclined side face and the second inclined side face of the tooth groove 2.1 is 110-120 degrees. The included angle of two inclined side surfaces of the first round platform in the radial direction is 90 degrees.
The ratio of the length of the first round table to the length of the second round table is 1: 1.5.
The length of the tooth grooves 2.1 is not less than 3 times of the thickness of a product, and is 7.1mm in particular.
Referring to fig. 2 and 7, the 3D mobile phone glass chemical polishing frame further includes two side plates 1 (preferably, teflon side plates), the two side plates 1 are opposite and vertically arranged, the upper rack 2 and the lower rack are both perpendicular to the two side plates 1, and two rows of mounting holes 1.1 are arranged on the side plates 1 at equal intervals in the vertical direction.
Referring to fig. 2 and fig. 3-5, both ends of the upper rack 2 are provided with external threads, and both ends penetrate through the mounting holes 1.1 on the two side plates 1 and are fixed by the fixing pieces 4 respectively;
the lower rack 3 is located in the middle of the two adjacent upper racks 2, external threads are arranged at two ends of the lower rack 3, and two ends of the lower rack penetrate through the mounting holes 1.1 in the two side plates 1 and are fixed through the fixing pieces 4 respectively.
Referring to fig. 2, 3 and 5, the 3D mobile phone glass chemical polishing rack further includes a plurality of positioning plates 5 (preferably made of fiber material) and a plurality of gaskets 6 (preferably made of acid-base corrosion-resistant gaskets), the positioning plates 5 and the mounting hole units are arranged in one-to-one alignment and located between the outer sides of the side plates 1 and the fixing members 4, and each positioning plate 5 is provided with a positioning hole through which the upper rack 2 or the lower rack 3 passes; every gasket 6 is established on the one end of last rack 2 or lower rack 3 and hugs closely with curb plate 1 inboard, the fastening nature after locating plate 5 and gasket 6 ensure to go up rack 2 or lower rack 3 and curb plate 1 and be connected.
Referring to fig. 7, the mounting hole 1.1 is a kidney-shaped hole, so that the adjusting range of the distance between two adjacent upper racks 2 is ensured, and further, the fixing requirements on 3D products 7 with different sizes are met.
The fixing member 4 is a nut (preferably made of SUS316Li, model M3).
The utility model discloses a 3D cell-phone glass chemical polishing frame, form the breach between first oblique side and the second oblique side on tooth's socket 2.1, the slope of first oblique side is greater than the slope of second oblique side, the breach is used for fixing a position product 7, and its straight face is relative with first oblique side after product 7 is fixed, and the cambered surface is relative with second oblique side, and the second oblique side that the slope is little ensures that the cambered surface has sufficient non-contact accommodation space; tooth's socket 2.1 on the lower rack 3 is the same with tooth's socket 2.1 on the last rack 2 and dislocation set for 7 slopes to fix on lower rack 3 and last rack 2 of product, can effectively avoid 7 cambered surfaces of product and the contact of second oblique side, make 7 cambered surfaces of product fully contact with the chemical polishing liquid, improve 7 polishing yield of product, satisfy consumer's anticipated outward appearance effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The 3D mobile phone glass chemical polishing rack is characterized by comprising a plurality of upper racks (2) and a plurality of lower racks (3) which are parallel to each other, wherein the lower racks (3) are positioned below the upper racks (2), and each lower rack (3) is positioned between two adjacent upper racks (2);
a plurality of tooth grooves (2.1) arranged at intervals are formed in the upper rack (2) along the extension direction of the upper rack, the tooth grooves (2.1) are provided with a first inclined side surface and a second inclined side surface which are connected, and a first angle between the first inclined side surface and the axis of the upper rack (2) is larger than a second angle between the second inclined side surface and the axis of the upper rack (2);
the lower rack (3) and the upper rack (2) are identical in structure, and a tooth groove (2.1) of the lower rack (3) and a tooth groove (2.1) of the upper rack (2) are arranged in a staggered mode in the axial direction of the upper rack (2).
2. The 3D mobile phone glass chemical polishing frame according to claim 1, wherein the solid structure surrounded by the first oblique side face is a first round table, the solid structure surrounded by the second oblique side face is a second round table, the central axes of the first round table and the second round table are collinear with the central axis of the upper rack (2) or the lower rack (3), the smallest round table face of the first round table is connected with the smallest round table face of the second round table, the diameters of the smallest round table faces of the first round table and the second round table are equal, the largest round table face of the first round table and the largest round table face of the second round table are far away, the diameters of the largest round table faces of the first round table and the second round table are equal, and the length of the inclined face of the first round table is smaller than that of the second round table.
3. The 3D mobile phone glass chemical polishing frame according to claim 2, wherein the included angle formed by the first inclined side face and the second inclined side face of the tooth groove (2.1) is 110-120 degrees.
4. The 3D mobile phone glass chemical polishing frame according to claim 2, wherein the ratio of the length of the first round platform to the length of the second round platform is 1 (1.5-2).
5. The 3D mobile phone glass chemical polishing stand according to claim 2, characterized in that the length of the gullet (2.1) is not less than 3 times the thickness of the product.
6. The 3D mobile phone glass chemical polishing frame according to any one of claims 1 to 5, further comprising two side plates (1), wherein the two side plates (1) are arranged oppositely and vertically, the upper rack (2) and the lower rack are both arranged perpendicular to the two side plates (1), and two rows of mounting holes (1.1) are arranged on the side plates (1) at equal intervals in the vertical direction.
7. The 3D mobile phone glass chemical polishing rack according to claim 6, wherein both ends of the upper rack (2) are provided with external threads, and both ends penetrate through the mounting holes (1.1) on the two side plates (1) and are fixed through the fixing pieces (4) respectively;
the lower rack (3) is located in the middle of the two adjacent upper racks (2), external threads are arranged at two ends of the lower rack (3), and two ends of the lower rack penetrate through the mounting holes (1.1) in the two side plates (1) and are fixed through the fixing pieces (4) respectively.
8. The 3D mobile phone glass chemical polishing frame according to claim 7, further comprising a plurality of positioning plates (5) and a plurality of gaskets (6), wherein the positioning plates (5) and the mounting hole units are arranged in one-to-one alignment and are located between the outer sides of the side plates (1) and the fixing pieces (4), and each positioning plate (5) is provided with a positioning hole for the upper rack (2) or the lower rack (3) to pass through; each gasket (6) is sleeved on one end of the upper rack (2) or the lower rack (3) and is tightly attached to the inner side of the side plate (1).
9. The 3D mobile phone glass chemical polishing rack according to claim 8, characterized in that the mounting hole (1.1) is a kidney-shaped hole.
10. The 3D mobile phone glass chemical polishing stand according to claim 8, wherein the fixing member (4) is a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023239647.XU CN213977441U (en) | 2020-12-29 | 2020-12-29 | 3D cell-phone glass chemical polishing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023239647.XU CN213977441U (en) | 2020-12-29 | 2020-12-29 | 3D cell-phone glass chemical polishing frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213977441U true CN213977441U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023239647.XU Active CN213977441U (en) | 2020-12-29 | 2020-12-29 | 3D cell-phone glass chemical polishing frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213977441U (en) |
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2020
- 2020-12-29 CN CN202023239647.XU patent/CN213977441U/en active Active
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