CN213235743U - Socket head cap screw - Google Patents
Socket head cap screw Download PDFInfo
- Publication number
- CN213235743U CN213235743U CN202021982628.3U CN202021982628U CN213235743U CN 213235743 U CN213235743 U CN 213235743U CN 202021982628 U CN202021982628 U CN 202021982628U CN 213235743 U CN213235743 U CN 213235743U
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- screwhead
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- screw
- chamfer
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Abstract
The utility model discloses a socket head cap screw, including the cylinder screwhead, the lower extreme surface of cylinder screwhead is provided with the spliced pole, the lower extreme surface of spliced pole is provided with the screw rod, the transmission of screw rod is provided with the external screw thread to the surface, the lower extreme surface of screw rod is provided with the guide post, the upper end surface of cylinder screwhead is provided with the hexagonal recess, the lower extreme surface of hexagonal recess is provided with the cylinder groove, the upper end surface of cylinder screwhead is provided with first chamfer, the lower extreme surface of spliced pole is provided with the second chamfer, the lower extreme surface of guide post is provided with the third chamfer. A hexagon socket head cap screw, simple structure, the operation of being convenient for, mainly lock go into after the product, another work piece is gone into to outer joinable lock, two functions of a product save the cost, make it can the high efficiency operation, improve the result of use, be convenient for lock go into and dismantle, practical function is good.
Description
Technical Field
The utility model relates to a screw technical field, in particular to socket head cap screw.
Background
The hexagon socket cap head screw is also called as a hexagon socket cap screw, a cup head screw and a hexagon socket cap screw, which have different names, but the meanings are the same, and the common socket head cap head screws also have 4.8 grades, 8.8 grades, 10.9 grades and 12.9 grades, which are also called socket head cap screws and socket head cap bolts, the head of the screw is a hexagon socket head and also a cylinder head, and the screw is divided into stainless steel and iron according to the material, the stainless steel comprises stainless steel SUS202 hexagon socket head cap screw, the screw is made of stainless steel common material, is provided with a stainless steel SUS304 inner hexagonal socket head screw, is similar to a countersunk head screw, has higher connection strength because the nail head is embedded into a machine member, however, the screw needs to be assembled and disassembled by using an inner hexagonal wrench with a corresponding specification, the screw is generally used for various machine tools and accessories thereof, the traditional product has a single function, only has external locking and tapping functions, and is poor in practical effect, and therefore the inner hexagonal screw with the cylindrical head is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a socket head cap screw can effectively solve the problem among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a socket head cap screw, includes the cylinder screwhead, the lower extreme surface of cylinder screwhead is provided with the spliced pole, the lower extreme surface of spliced pole is provided with the screw rod, the side surface of screw rod is provided with the external screw thread, the lower extreme surface of screw rod is provided with the guide post, the upper end surface of cylinder screwhead is provided with the hexagonal recess, the lower extreme surface of hexagonal recess is provided with the cylinder groove, the upper end surface of cylinder screwhead is provided with first chamfer, the lower extreme surface of spliced pole is provided with the second chamfer, the lower extreme surface of guide post is provided with the third chamfer.
Preferably, the cylindrical screwhead and the connecting column are fixedly connected, the cylindrical screwhead is cylindrical, the screw rod and the connecting column are fixedly connected, the external thread and the screw rod are fixedly connected, the guide column and the screw rod are fixedly connected, and the central axes of the cylindrical screwhead, the connecting column, the screw rod and the guide column are coincided.
By adopting the technical scheme, the following technical effects can be achieved: through being provided with the external screw thread, make the socket head cap screw can lock in wooden product.
Preferably, the hexagonal groove is embedded in the outer surface of the upper end of the head of the cylindrical screw, the hexagonal groove is in a regular hexagon shape, the cylindrical groove is embedded in the outer surface of the upper end of the head of the cylindrical screw, and the first chamfer is fixedly connected with the head of the cylindrical screw.
By adopting the technical scheme, the following technical effects can be achieved: through the first chamfer, another workpiece can be conveniently installed inside.
Preferably, be fixed connection between second chamfer and the spliced pole, be fixed connection between third chamfer and the guide post, the upper end surface of cylinder screwhead is provided with the hole, the hole inlays in the upper end surface of cylinder screwhead.
By adopting the technical scheme, the following technical effects can be achieved: through second chamfer and third chamfer, be convenient for make the screw lock go into in the wooden product, make it raise the efficiency.
Preferably, the outer surface of the side end of the inner hole is provided with an inner tapping thread, and the inner tapping thread is fixedly connected with the inner hole.
By adopting the technical scheme, the following technical effects can be achieved: the inner tapping thread enables the hexagon socket head cap screw to be externally locked into a wooden product, and the inner tapping thread enables another workpiece to be externally locked and can be used internally and externally.
Preferably, the outer surface of the lower end of the inner hole is provided with an inner sharp corner, the inner sharp corner is embedded in the outer surface of the inner part of the head of the cylindrical screw, and the inner sharp corner is conical.
By adopting the technical scheme, the following technical effects can be achieved: through the inner sharp corner, the inner workpiece is convenient to disassemble.
Compared with the prior art, the utility model has the advantages that the cylindrical screw head, the connecting column, the screw rod, the external thread and the guide column are arranged, so that the cylindrical screw head can be locked into a wooden product, the cylindrical hexagon socket head cap screw can be conveniently locked into the product through the second chamfer and the third chamfer, so that the locking is more stable, the installation and later-period disassembly are convenient, the processing efficiency is improved, the M8X35 deep thread is tapped again through punching the bottom of the cylindrical socket head cap screw, so that the cylindrical socket head cap screw can be locked into the wooden product externally, the M8X35 thread is tapped in the inner hole, after the M13X58 external thread is locked into the product, the M8X35 thread tapped in the inner hole can be externally locked and connected with another workpiece, the inside and outside can be used, the functions are various, the connectivity is strong, the operation is convenient, the connection with another workpiece is convenient through the first chamfer, the connection is more stable, the whole cylindrical socket head, the operation of being convenient for, mainly lock into the product after, another work piece is locked into to outer joinable, two functions of a product save the cost, make it can the high efficiency operation, improve the result of use, be convenient for lock into and dismantle, practical function is good.
Drawings
Fig. 1 is a schematic view of an overall structure of a socket head cap screw according to the present invention;
fig. 2 is a front view of a socket head cap screw according to the present invention;
fig. 3 is a half sectional view of a socket head cap screw according to the present invention;
fig. 4 is a top view of the socket cap screw of the present invention.
In the figure: 1. a cylindrical screw head; 2. connecting columns; 3. a screw; 4. an external thread; 5. a guide post; 6. a hexagonal groove; 7. a cylindrical groove; 8. a first chamfer; 9. a second chamfer; 10. a third chamfer; 11. an inner bore; 12. tapping the tooth lines internally; 13. and (4) forming an inner sharp corner.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the attack effect are easy to understand and understand, and the utility model is further explained by combining the specific implementation mode.
As shown in fig. 1-4, a socket head cap screw with a cylindrical head comprises a cylindrical screw head 1, a connecting column 2 is arranged on the outer surface of the lower end of the cylindrical screw head 1, a screw rod 3 is arranged on the outer surface of the lower end of the connecting column 2, an external thread 4 is arranged on the outer surface of the side end of the screw rod 3, a guide column 5 is arranged on the outer surface of the lower end of the screw rod 3, a hexagonal groove 6 is arranged on the outer surface of the upper end of the cylindrical screw head 1, a cylindrical groove 7 is arranged on the outer surface of the lower end of the hexagonal groove 6, a first chamfer 8 is arranged on the outer surface of the upper end of the cylindrical screw head 1, a second chamfer.
The cylindrical screwhead 1 and the connecting column 2 are fixedly connected, the cylindrical screwhead 1 is cylindrical, the screw rod 3 and the connecting column 2 are fixedly connected, the external thread 4 and the screw rod 3 are fixedly connected, the guide column 5 and the screw rod 3 are fixedly connected, the central axes of the cylindrical screwhead 1, the connecting column 2, the screw rod 3 and the guide column 5 are coincided, and the cylindrical screwhead 1, the connecting column 2, the screw rod 3 and the guide column 5 can be locked into a product through the external thread 4.
For fixed connection between second chamfer 9 and spliced pole 2, be fixed connection between third chamfer 10 and the guide post 5, the upper end surface of cylinder screwhead 1 is provided with hole 11, and hole 11 inlays in the upper end surface of cylinder screwhead 1, falls through the second, 9 and third chamfer 10, is convenient for make the screw lock go into in the wooden product, makes it raise the efficiency.
The side surface of hole 11 is provided with interior thread 12 of attacking, attacks for fixed connection between thread 12 and the hole 11 in, through interior thread 12 of attacking make the socket head hexagon socket head screw, in the wood system goods can be locked in to the external application, and interior thread 12 of attacking can lock another work piece outward, can all use inside and outside.
The outer surface of the lower end of the inner hole 11 is provided with an inner sharp corner 13, the inner sharp corner 13 is embedded in the outer surface of the inner part of the cylindrical screw head 1, the inner sharp corner 13 is conical, and the inner workpiece is convenient to disassemble through the inner sharp corner 13.
It should be noted that, when the socket head cap screw of the present invention is used, the user can lock the socket head cap screw into the wooden product through the socket head screw 1, the connecting post 2, the screw rod 3, the external thread 4 and the guiding post 5, through the second chamfer 9 and the third chamfer 10, the socket head cap screw can be conveniently locked into the product, so that the locking is more stable, the locking and the later period disassembly are convenient, the processing efficiency is improved, the socket head cap screw is further punched at the bottom of the socket head cap, the deep thread of M8X35 is tapped, the socket head cap screw is externally used to lock into the wooden product, the inner hole taps M8X35 teeth, after the M13X58 external thread is locked into the product, the M8X35 thread tapped by the inner hole can be externally locked and connected with another workpiece, the inner and outer parts can be used, the functions are various, the connectivity is strong, the operation is convenient, through the first chamfer, another workpiece is convenient to connect, the connection is more stable, after the product is mainly locked, the other workpiece can be connected and locked outside, and the product has two functions, so that the cost is saved, and the high-efficiency operation is convenient.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a socket head cap screw of cylinder head, includes cylinder screw head (1), its characterized in that: the lower extreme surface of cylinder screwhead (1) is provided with spliced pole (2), the lower extreme surface of spliced pole (2) is provided with screw rod (3), the side surface of screw rod (3) is provided with external screw thread (4), the lower extreme surface of screw rod (3) is provided with guide post (5), the upper end surface of cylinder screwhead (1) is provided with hexagonal recess (6), the lower extreme surface of hexagonal recess (6) is provided with cylinder groove (7), the upper end surface of cylinder screwhead (1) is provided with first chamfer (8), the lower extreme surface of spliced pole (2) is provided with second chamfer (9), the lower extreme surface of guide post (5) is provided with third chamfer (10).
2. A socket head cap screw according to claim 1, wherein: be fixed connection between cylinder screwhead (1) and spliced pole (2), the shape of cylinder screwhead (1) is cylindric, be fixed connection between screw rod (3) and spliced pole (2), be fixed connection between external screw thread (4) and screw rod (3), be fixed connection between guide post (5) and screw rod (3), and the central axis coincidence of cylinder screwhead (1), spliced pole (2), screw rod (3), guide post (5).
3. A socket head cap screw according to claim 1, wherein: the hexagonal groove (6) is embedded in the outer surface of the upper end of the cylindrical screwhead (1), the hexagonal groove (6) is in a regular hexagon shape, the cylindrical groove (7) is embedded in the outer surface of the upper end of the cylindrical screwhead (1), and the first chamfer (8) is fixedly connected with the cylindrical screwhead (1).
4. A socket head cap screw according to claim 1, wherein: be fixed connection between second chamfer (9) and spliced pole (2), be fixed connection between third chamfer (10) and guide post (5), the upper end surface of cylinder screwhead (1) is provided with hole (11), hole (11) inlay in the upper end surface of cylinder screwhead (1).
5. A socket head cap screw according to claim 4, wherein: the side surface of hole (11) is provided with interior tooth line (12) of attacking, attack for fixed connection between tooth line (12) and hole (11) in.
6. A socket head cap screw according to claim 4, wherein: the outer surface of the lower end of the inner hole (11) is provided with an inner closed angle (13), the inner closed angle (13) is embedded in the outer surface of the inner part of the cylindrical screw head (1), and the inner closed angle (13) is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021982628.3U CN213235743U (en) | 2020-09-11 | 2020-09-11 | Socket head cap screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021982628.3U CN213235743U (en) | 2020-09-11 | 2020-09-11 | Socket head cap screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213235743U true CN213235743U (en) | 2021-05-18 |
Family
ID=75874487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021982628.3U Active CN213235743U (en) | 2020-09-11 | 2020-09-11 | Socket head cap screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213235743U (en) |
-
2020
- 2020-09-11 CN CN202021982628.3U patent/CN213235743U/en active Active
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