CN218341892U - Coating clamping fixture for replaceable crown drill - Google Patents
Coating clamping fixture for replaceable crown drill Download PDFInfo
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- CN218341892U CN218341892U CN202222434394.4U CN202222434394U CN218341892U CN 218341892 U CN218341892 U CN 218341892U CN 202222434394 U CN202222434394 U CN 202222434394U CN 218341892 U CN218341892 U CN 218341892U
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- hanger
- clamping screw
- crown drill
- coating
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Abstract
The utility model provides a coating clamping anchor clamps for interchangeable formula crown bores, including clamping hanger and clamping screw, be provided with the hanger hole on the clamping hanger lateral wall, the hanger hole has the main aspects and the tip of mutual intercommunication, and the main aspects is higher than the position of tip, the head external diameter of clamping screw size is less than the size of main aspects, and can make the head of clamping screw pass from the main aspects, the size of tip is less than the head size of clamping screw and is greater than the pole portion size of clamping screw, can make the pole portion of clamping screw pass from the tip, during the use, the clamping screw is connected with the screw hole of crown bore bottom, the head of clamping screw inserts and slides to the tip from the main aspects in hanger hole, make the crown bore hang on the clamping hanger. The crown drill is fixed by adopting the clamping screw and the clamping hanger, so that the product is prevented from falling off while the normal coating of the product is ensured, the reject ratio of the product is reduced, and the clamping and the dismounting are convenient; the product is prevented from being magnetized, and the service life of the product is greatly stabilized.
Description
Technical Field
The utility model relates to a bit anchor clamps technical field especially relates to a coating clamping anchor clamps that is used for interchangeable formula crown to bore.
Background
The imperial crown bores man-hour, and its cutting part need all to carry out the coating, and the mode that adopts at present is, every drill bit all will join in marriage the cutter arbor clamping, and the magnet has been laid on the clamping hanger surface, then adsorbs drill bit and cutter arbor together on the magnet, puts into coating equipment with whole and coats. This approach has the following disadvantages:
(1) By adopting the mode, a large number of cutter bars need to be arranged, and during coating, the cutter bars can be coated with coatings, so that the raw materials of the coatings are wasted, and the coating cost is increased.
(2) After the magnet is heated at a high temperature, the magnetism of the magnet is easy to decline or crack, so that the crown drill falls off when being coated, the crown drill collides, and the coating is uneven.
(3) The magnet has magnetism, and the magnetic field when can influence the coating leads to the magnetic field anomaly, produces the harmful effects to the coating effect.
(4) The magnet adsorbs the crown drill, which may cause the crown drill to be magnetized, and influence the service life of the cutter.
Therefore, in order to solve the above problems, it is necessary to provide a coating clamping fixture suitable for a crown drill.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a coating clamping anchor clamps that is used for interchangeable formula imperial crown to bore.
The utility model provides a technical scheme that its technical problem will adopt is: the utility model provides a coating clamping anchor clamps for interchangeable formula crown bores, includes clamping hanger and clamping screw, the clamping hanger is hollow cylindricality structure, and is provided with a plurality of hanger hole on the lateral wall of clamping hanger, the hanger hole has the main aspects and the tip that communicate each other, and the main aspects in hanger hole is higher than the position of tip, the head external diameter size of clamping screw is less than the size of main aspects, and can make the head of clamping screw pass from the main aspects, the size of tip is less than the head size of clamping screw and is greater than the pole portion size of clamping screw, can make the pole portion of clamping screw pass from the tip in, during the use, the clamping screw is connected with the screw hole of crown bore bottom, and the head of clamping screw inserts and slides to the tip from the main aspects in hanger hole, makes the crown bore hang on the clamping hanger.
Further, the hanger hole further comprises a communicating part, and two ends of the communicating part are connected with the large end and the small end respectively.
Preferably, the large end and the small end are both in a circular arc structure, and the circular arc radius R of the large end is larger than the circular arc radius R of the small end.
Further, the clamping hanger is of a cuboid structure, and the hanger holes are distributed on four side plates of the clamping hanger in an array mode.
Furthermore, the upper end and the lower end of the clamping hanger are respectively provided with a detachable bottom plate, and the bottom plates are provided with mounting holes for integrally fixing the clamp in the coating equipment.
Furthermore, in order to prolong the service life of the clamp and ensure the corrosion resistance, the clamping hanger is made of stainless iron materials.
Further, in order to ensure that the clamping screw can be quickly inserted into the hanger hole, when the clamping screw is installed on the crown drill, the interval from the end face of the inner side of the head to the bottom of the crown drill is 1.0 to 1.5 times of the depth of the hanger hole. So that a certain margin is reserved for the device, and the device is convenient to disassemble and assemble.
Preferably, when the clamping screw is installed on the crown drill, the interval from the end surface of the inner side of the head of the clamping screw to the bottom of the crown drill is 3mm.
The utility model has the advantages that: the utility model provides a coating clamping anchor clamps for interchangeable formula crown drill adopts clamping screw cooperation clamping hanger to carry out the fixed of crown drill, has avoided the product to drop when guaranteeing the normal coating of product, reduces the defective rate of product, and clamping and dismantlement are convenient; the product is prevented from being magnetized, and the service life of the product is greatly stabilized.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the three-dimensional structure of the coating clamping fixture of the present invention.
Fig. 2 is a schematic side view of the coating clamping fixture of the present invention.
Fig. 3 isbase:Sub>A schematic sectional view ofbase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is an enlarged structural schematic view of the hanger hole.
In the figure: 1. the clamping hanger comprises a clamping hanger body 1.1, side plates 1.2, a bottom plate 1.3, mounting holes 2, clamping screws 3, hanger holes 3.1, a large end 3.2, a small end 3.3, a communicating part 4 and a crown drill.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
As shown in fig. 1 and 2, the utility model discloses a coating clamping anchor clamps for interchangeable formula crown drill 4, including clamping hanger 1 and clamping screw 2, clamping hanger 1 is hollow cylindricality structure, and is provided with the hanger hole 3 that a plurality of is used for placing clamping screw 2 on clamping hanger 1's the lateral wall. In order to prolong the service life of the clamp and ensure the corrosion resistance, the clamping hanger 1 is made of a stainless iron material. In this embodiment the clamping hanger 1 is a cuboid structure, and the hanger holes 3 are distributed on four side plates 1.1 of the clamping hanger 1 in an array manner. The upper end and the lower end of the clamping hanger 1 are respectively provided with a detachable bottom plate 1.2, and the bottom plate 1.2 is provided with a mounting hole 1.3 for integrally fixing the clamp in coating equipment.
As shown in fig. 3 and 4, the hanger hole 3 has a large end 3.1, a communicating portion 3.3 and a small end 3.2 which are communicated with each other, and both ends of the communicating portion 3.3 are connected with the large end 3.1 and the small end 3.2, respectively. And the big end 3.1 of the hanger hole 3 is higher than the position of the small end 3.2, the outer diameter of the head of the clamping screw 2 is smaller than the size of the big end 3.1, the head of the clamping screw 2 can penetrate through the big end 3.1, the size of the small end 3.2 is smaller than the size of the head of the clamping screw 2 and larger than the size of the rod of the clamping screw 2, the rod of the clamping screw 2 can penetrate through the small end 3.2, preferably, the big end 3.1 and the small end 3.2 are both in an arc structure, and the arc radius R of the big end 3.1 is larger than the arc radius R of the small end 3.2. In this embodiment, the arc radius R of the large end 3.1 is 15mm, the arc radius R of the small end 3.2 is 10mm, the width of the communicating part 3.3 is 10mm, and the large end 3.1, the communicating part 3.3 and the small end 3.2 are vertically arranged from top to bottom.
In order to ensure that the clamping screw 2 can be quickly inserted into the hanger hole 3, when the clamping screw 2 is installed on the crown drill 4, the interval from the end face of the inner side of the head of the clamping screw to the bottom of the crown drill 4 is 1.0 to 1.5 times of the depth of the hanger hole 3. So that a certain margin is reserved for the device, and the device is convenient to disassemble and assemble. Preferably, when the clamping screw 2 is mounted on the crown drill 4, the distance from the end surface of the inner side of the head of the clamping screw to the bottom of the crown drill 4 is 3mm.
When the quick-mounting clamping screw is used, firstly, the clamping screw 2 is connected with a threaded hole at the bottom of the crown drill 4, and enough space is reserved from the end surface of the inner side of the head of the clamping screw 2 to the bottom of the crown drill 4 so as to ensure quick mounting and dismounting; then, the head of the clamping screw 2 is inserted from the large end 3.1 of the hanger hole 3 and slides to the small end 3.2 through the communicating part 3.3, and the crown drill 4 is suspended in the hanger hole 3 of the clamping hanger 1 under the action of the head of the clamping screw 2; finally, the clamp is integrally installed in the coating equipment and is fixed through the installation hole 1.3 for coating; after the coating is finished, the crown drill 4 and the clamping screw 2 are directly taken off from the hanger hole 3, and then the clamping screw 2 is detached from the crown drill 4.
The size of the clamping screw 2 can be selected according to the size of a threaded hole at the bottom of the crown drill 4, but the clamping screw 2 cannot fall off from the hanger hole 3.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a coating clamping anchor clamps that is used for interchangeable formula crown to bore which characterized in that: including clamping hanger and clamping screw, the clamping hanger is hollow cylindricality structure, and is provided with a plurality of hanger hole on the lateral wall of clamping hanger, the hanger hole has the main aspects and the tip of mutual intercommunication, and the main aspects in hanger hole is higher than the position of tip, the head external diameter of clamping screw size is less than the size of main aspects, and can make the head of clamping screw pass from the main aspects, the size of tip is less than the head size of clamping screw and is greater than the pole portion size of clamping screw, can make the pole portion of clamping screw pass from the tip, during the use, the clamping screw is connected with the screw hole of imperial crown drill bottom, and the head of clamping screw inserts and slides to the tip from the main aspects in hanger hole, makes imperial crown drill hang on the clamping hanger.
2. The coating clamping fixture for the replaceable crown drill according to claim 1, wherein: the hanger hole further comprises a communicating part, and two ends of the communicating part are connected with the large end and the small end respectively.
3. The coating clamping fixture for the replaceable crown drill according to claim 2, wherein: the big end and the small end are both in arc structures, and the arc radius R of the big end is larger than the arc radius R of the small end.
4. The coating clamping fixture for the replaceable crown drill according to claim 1, wherein: the clamping hanger is of a cuboid structure, and the hanger holes are distributed on four side plates of the clamping hanger in an array mode.
5. The coating clamping fixture for the replaceable crown drill according to claim 4, wherein: the upper end and the lower end of the clamping hanger are both provided with detachable bottom plates, and mounting holes are formed in the bottom plates.
6. The coating clamping fixture for the replaceable crown drill according to claim 1, wherein: the clamping hanger is made of a stainless iron material.
7. The coating clamping fixture for the replaceable crown drill according to claim 1, wherein: when the clamping screw is installed on the crown drill, the interval from the end face of the inner side of the head of the clamping screw to the bottom of the crown drill is 1.0 to 1.5 times of the depth of the hanger hole.
8. The coating clamping fixture for the replaceable crown drill according to claim 7, wherein: when the clamping screw is installed on the crown drill, the interval from the end surface of the inner side of the head of the clamping screw to the bottom of the crown drill is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222434394.4U CN218341892U (en) | 2022-09-14 | 2022-09-14 | Coating clamping fixture for replaceable crown drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222434394.4U CN218341892U (en) | 2022-09-14 | 2022-09-14 | Coating clamping fixture for replaceable crown drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218341892U true CN218341892U (en) | 2023-01-20 |
Family
ID=84917840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222434394.4U Active CN218341892U (en) | 2022-09-14 | 2022-09-14 | Coating clamping fixture for replaceable crown drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218341892U (en) |
-
2022
- 2022-09-14 CN CN202222434394.4U patent/CN218341892U/en active Active
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