CN222755312U - Hot-inlaid clamp for screw drill bit - Google Patents
Hot-inlaid clamp for screw drill bit Download PDFInfo
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- CN222755312U CN222755312U CN202421617279.3U CN202421617279U CN222755312U CN 222755312 U CN222755312 U CN 222755312U CN 202421617279 U CN202421617279 U CN 202421617279U CN 222755312 U CN222755312 U CN 222755312U
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- push rod
- rod body
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- hole
- casing
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Abstract
The utility model relates to the technical field of screw drill processing, in particular to a screw drill hot-inlay clamp, which is characterized in that when in use, a clamping component is arranged at the bottom end of a first shell under the cooperation of an external thread part, so that after a hard alloy tooth is clamped by the clamping component, the hard alloy tooth is inserted into a tooth hole of a screw drill seat, and then the hard alloy tooth top is inserted into the tooth hole through a push rod component, thereby improving the installation efficiency; including a casing, cavity and an external screw thread portion, a inside cavity that is provided with of casing, a casing bottom lateral wall is provided with an external screw thread portion, still includes push rod subassembly and clamping assembly, a inside push rod subassembly that is provided with of casing, a casing bottom is provided with clamping assembly, a casing bottom sets up a through-hole.
Description
Technical Field
The utility model relates to the technical field of thread drill machining, in particular to a hot-inlaid clamp for a thread drill.
Background
The screw drill bit, also called screw drill rod, is a kind of metal drill bit, mainly used for drilling holes, reaming, straight through hole, etc., especially suitable for the occasion of drilling depth shallower, need heat inlay in the screw drill bit course of working, namely after heating the screw drill bit seat, make the screw drill bit seat self-expansion, thus make the tooth hole on the screw drill bit seat expand the same, later insert the tooth into the tooth hole through the anchor clamps, later shrink after the screw drill bit seat cools down, thus finish the heat inlay installation of tooth and screw drill bit seat.
In the prior art, the bulletin number is CN220007585U, including the overcoat, the inside sliding connection of overcoat has the push rod, and the inboard of overcoat front end is provided with the magnet circle, and the outside threaded connection of overcoat front end has the alloy to press the cap, and the rear end threaded connection of overcoat has the blanking cover, be provided with the pressure spring between the clearance of overcoat front end and push rod front end.
During the use, the hard alloy teeth are clamped after being magnetically attracted by the magnet ring, but when the hard alloy teeth cannot be magnetically attracted by the magnet ring, the device cannot be used for installing the hard alloy teeth, and has certain limitation.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a hot-inlaid clamp for a threaded drill bit, which reduces the use limitation.
The utility model relates to a hot-inlaid clamp for a threaded drill bit, which comprises a first shell, a cavity, a first external thread part, a push rod assembly, a clamping assembly, a first through hole and a second through hole, wherein the cavity is formed in the first shell, the first external thread part is arranged on the outer side wall of the bottom of the first shell, the push rod assembly and the clamping assembly are arranged in the first shell, the clamping assembly is arranged at the bottom end of the first shell, and when the hot-inlaid clamp is used, the clamping assembly is arranged at the bottom end of the first shell under the cooperation of the first external thread part, so that after clamping of hard alloy teeth is clamped by the clamping assembly, the hard alloy teeth are inserted into tooth holes of a threaded drill bit seat, and then the hard alloy tooth tops are inserted into the tooth holes through the push rod assembly, so that the installation efficiency is improved.
Preferably, the push rod assembly comprises a push rod body, a positioning block, a first spring and a limiting plate, wherein the positioning block is arranged in the first shell in a sliding manner, the push rod body penetrates through the positioning block and is fixedly connected with the positioning block, the top end of the push rod body extends to the upper side of the first shell, the bottom end of the push rod body penetrates through the first through hole and is flush with the bottom end of the first shell, the push rod body is in sliding connection with the first shell, the limiting plate is arranged on the push rod body, the first spring is sleeved on the outer side wall of the push rod body, the first spring is arranged below the positioning block, and when the push rod is pushed, the push rod body is pushed downwards, so that hard alloy teeth in the clamping assembly are pressed into tooth holes by the push rod body, then the push rod body is loosened, the push rod body is driven to rise by the positioning block under the action of the elastic force of the first spring, and meanwhile the limiting plate limits the rising height of the push rod body.
The clamping assembly comprises a clamping seat, an inner thread groove, a second through hole, a positioning groove, a magnet ring and a jacking assembly, wherein the inner thread groove is formed in the top end of the clamping seat, the positioning groove is formed in the bottom end of the clamping seat, the second through hole is formed in the bottom end of the inner thread groove, the magnet ring is arranged on the top end of the positioning groove, two groups of jacking assemblies are symmetrically arranged on the clamping seat, when the clamping seat is used, the inner thread groove is in threaded connection with an external thread part, hard alloy teeth enter the positioning groove to be subjected to magnetic attraction through the magnet ring and then subjected to secondary jacking through the two groups of jacking assemblies, then the hard alloy teeth are inserted into tooth holes, and when the hard alloy teeth cannot be subjected to magnetic attraction through the magnet ring, the two groups of jacking assemblies can also be used for jacking and fixing the hard alloy teeth, so that the use limitation is reduced.
Preferably, the jacking and fixing assembly comprises a threaded hole, a second shell, a second external thread part, a second spring, a lifting plate, a push rod and a smooth rod, wherein the clamping seat is provided with the threaded hole, the threaded hole is communicated with the positioning groove, the outer side wall of the second shell is provided with the second external thread part, the second external thread part is matched with the threaded hole, the smooth rod is arranged in the second shell, the lifting plate is slidably connected with the smooth rod, the push rod is arranged at one end, close to the positioning groove, of the lifting plate, the second spring is arranged at one end, far away from the positioning groove, of the lifting plate, when the hard alloy teeth enter the positioning groove, the hard alloy teeth extrude the two groups of push rods, so that the two groups of push rods are mirror-image-away, the two groups of the second spring compress, and therefore the hard alloy teeth in the positioning groove are positioned under the cooperation of the elasticity of the second spring, and the clamping and the installation can be realized under the condition that the hard alloy teeth cannot be magnetically absorbed by the magnet ring.
The push rod body is rotated by a worker through a tool under the cooperation of the cross grooves, so that a positioning block on the push rod body is assembled with the screw hole in a threaded mode.
Preferably, the push rod device further comprises a push plate, wherein the push plate is arranged at the top end of the push rod body, and a worker presses the push rod body downwards through the push plate, so that the pressing convenience is improved.
Preferably, the outer side wall of the positioning block is provided with a smooth coating, and when the positioning block slides up and down in the cavity, the friction resistance between the positioning block and the cavity is reduced under the cooperation of the smooth coating.
Compared with the prior art, the clamping assembly has the beneficial effects that when the clamping assembly is used, the clamping assembly is arranged at the bottom end of the first shell under the cooperation of the first external thread part, so that after the hard alloy teeth are clamped and taken by the clamping assembly, the hard alloy teeth are inserted into the tooth holes of the thread drill bit seat, and then the hard alloy tooth tops are inserted into the tooth holes through the push rod assembly, so that the installation efficiency is improved.
Drawings
FIG. 1 is a schematic illustration of an axially measured structure of the present utility model;
FIG. 2 is a schematic diagram of an exploded construction of the present utility model;
FIG. 3 is a schematic cross-sectional view of the structure of a first housing and a first spring;
FIG. 4 is a schematic cross-sectional view of the structure of the holder and magnet ring;
FIG. 5 is a first cross-sectional enlarged schematic view of the structure of the second housing and the ejector pin;
Fig. 6 is a second cross-sectional enlarged schematic view of the structure of the second housing and the ejector pin.
The reference sign is 1, a first shell; 2, a cavity, 3, a first external thread part, 4, a push rod body, 5, a positioning block, 6, a first spring, 7, a limiting plate, 9, a clamping seat, 10, an internal thread groove, 11, a second through hole, 12, a positioning groove, 13, a threaded hole, 14, a second shell, 15, a second external thread part, 17, a second spring, 18, a lifting plate, 19, a push rod, 20, a light bar, 21, a cross groove, 22, a push plate, 23 and a magnet ring.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
As shown in fig. 1, 2 and 3, the hot-inlaid clamp for the threaded drill bit comprises a first shell 1, a cavity 2 and a first external thread part 3, wherein the cavity 2 is arranged in the first shell 1, the first external thread part 3 is arranged on the outer side wall of the bottom of the first shell 1, a push rod assembly and a clamping assembly are also included, the push rod assembly is arranged in the first shell 1, the clamping assembly is arranged at the bottom end of the first shell 1, and a first through hole is formed at the bottom end of the first shell 1;
As shown in fig. 1 to 3, the push rod assembly comprises a push rod body 4, a positioning block 5, a first spring 6 and a limiting plate 7, the positioning block 5 is slidably arranged in the first housing 1, the push rod body 4 penetrates through the positioning block 5 and is fixedly connected with the positioning block 5, the top end of the push rod body 4 extends to the upper part of the first housing 1, the bottom end of the push rod body 4 penetrates through a through hole and is flush with the bottom end of the first housing 1, the push rod body 4 is slidably connected with the first housing 1, the limiting plate 7 is mounted on the push rod body 4, the first spring 6 is sleeved on the outer side wall of the push rod body 4, and the first spring 6 is arranged below the positioning block 5
As shown in fig. 3 and 4, the clamping assembly comprises a clamping seat 9, an internal thread groove 10, a second through hole 11, a positioning groove 12, a magnet ring 23 and jacking components, wherein the internal thread groove 10 is arranged at the top end of the clamping seat 9, the positioning groove 12 is arranged at the bottom end of the clamping seat 9, the second through hole 11 is arranged at the bottom end of the internal thread groove 10, the magnet ring 23 is arranged at the top end of the positioning groove 12, and two groups of jacking components are symmetrically arranged on the clamping seat 9.
In this embodiment, the internal thread groove 10 is in threaded connection with the external thread part 3, the hard alloy teeth enter the positioning groove 12 and are magnetically attracted through the magnet ring 23, then are secondarily jacked and fixed through the two groups of jacking and fixing components, and then the hard alloy teeth are inserted into the tooth holes and the push rod body 4 is pressed downwards, so that the hard alloy teeth in the clamping components are pressed into the tooth holes by the push rod body 4, then the push rod body 4 is loosened, the positioning block 5 drives the push rod body 4 to rise under the action of the elastic force of the spring 6, meanwhile, the limiting plate 7 limits the rising height of the push rod body 4, and when the hard alloy teeth cannot magnetically attracted through the magnet ring 23, the two groups of jacking and fixing components can also jack and fix the hard alloy teeth.
Example 2
As shown in fig. 1, 2 and 3, the hot-inlaid clamp for the threaded drill bit comprises a first shell 1, a cavity 2 and a first external thread part 3, wherein the cavity 2 is arranged in the first shell 1, the first external thread part 3 is arranged on the outer side wall of the bottom of the first shell 1, a push rod assembly and a clamping assembly are also included, the push rod assembly is arranged in the first shell 1, the clamping assembly is arranged at the bottom end of the first shell 1, and a first through hole is formed at the bottom end of the first shell 1;
As shown in fig. 1 to 3, the push rod assembly comprises a push rod body 4, a positioning block 5, a first spring 6 and a limiting plate 7, the positioning block 5 is slidably arranged in the first housing 1, the push rod body 4 penetrates through the positioning block 5 and is fixedly connected with the positioning block 5, the top end of the push rod body 4 extends to the upper part of the first housing 1, the bottom end of the push rod body 4 penetrates through a through hole and is flush with the bottom end of the first housing 1, the push rod body 4 is slidably connected with the first housing 1, the limiting plate 7 is mounted on the push rod body 4, the first spring 6 is sleeved on the outer side wall of the push rod body 4, and the first spring 6 is arranged below the positioning block 5
As shown in fig. 3 and 4, the clamping assembly comprises a clamping seat 9, an internal thread groove 10, a second through hole 11, a positioning groove 12, a magnet ring 23 and jacking assemblies, wherein the top end of the clamping seat 9 is provided with the internal thread groove 10, the bottom end of the clamping seat 9 is provided with the positioning groove 12, the bottom end of the internal thread groove 10 is provided with the second through hole 11, the top end of the positioning groove 12 is provided with the magnet ring 23, and two groups of jacking assemblies are symmetrically arranged on the clamping seat 9;
As shown in fig. 5 and 6, the jacking component comprises a threaded hole 13, a second shell 14, a second external threaded part 15, a second spring 17, a lifting plate 18, a lifting rod 19 and a lever 20, wherein the threaded hole 13 is arranged on the clamping seat 9, the threaded hole 13 is communicated with the positioning groove 12, the second external threaded part 15 is arranged on the outer side wall of the second shell 14, the second external threaded part 15 is matched with the threaded hole 13, the lever 20 is arranged in the second shell 14, the lifting plate 18 is in sliding connection with the lever 20, the lifting rod 19 is arranged at one end of the lifting plate 18, which is close to the positioning groove 12, and the second spring 17 is arranged at one end of the lifting plate 18, which is far away from the positioning groove 12;
The novel push rod comprises a push rod body 4, and is characterized by further comprising cross grooves 21 and push plates 22, wherein a group of cross grooves 21 are respectively arranged on each group of second shells 14, and the push plates 22 are arranged at the top end of the push rod body 4.
In this embodiment, the internal thread groove 10 is in threaded connection with the external thread part 3, the hard alloy tooth enters the positioning groove 12 and is magnetically attracted through the magnet ring 23, when the hard alloy tooth enters the positioning groove 12, the hard alloy tooth extrudes the two groups of ejector rods 19, so that the two groups of ejector rods 19 are far away from each other in a mirror image manner, the two groups of springs 17 are compressed, so that the two groups of ejector rods 19 position the hard alloy tooth in the positioning groove 12 under the cooperation of the elastic force of the springs 17, then the hard alloy tooth is inserted into the tooth hole, the push rod body 4 is pressed downwards, so that the push rod body 4 presses the hard alloy tooth in the clamping assembly into the tooth hole, then the push rod body 4 is released, the positioning block 5 drives the push rod body 4 to rise under the action of the elastic force of the springs 6, meanwhile, the limiting plate 7 limits the rising height of the push rod body 4, and when the hard alloy tooth cannot magnetically attracted through the magnet ring 23, the two groups of ejector assemblies can also fix the hard alloy tooth in a jacking mode.
According to the hot-inlaid clamp for the threaded drill, the first through hole and the second through hole are overlapped and have the same diameter, the first spring 6 is purchased in the market, and a person skilled in the art only needs to install and operate according to the attached use instruction, and the creative labor is not required by the person skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (7)
1. The utility model provides a hot anchor clamps of inlaying of screw thread drill bit, includes a casing (1), cavity (2) and an external screw thread portion (3), a casing (1) inside is provided with cavity (2), a casing (1) bottom lateral wall is provided with an external screw thread portion (3), its characterized in that still includes push rod subassembly and clamping assembly, a casing (1) inside is provided with push rod subassembly, a casing (1) bottom is provided with clamping assembly, a casing (1) bottom sets up a through-hole.
2. The hot-inlaid clamp of a threaded drill bit according to claim 1, wherein the push rod assembly comprises a push rod body (4), a positioning block (5), a first spring (6) and a limiting plate (7), the positioning block (5) is slidably arranged in the first shell (1), the push rod body (4) penetrates through the positioning block (5) and is fixedly connected with the positioning block (5), the top end of the push rod body (4) extends to the upper portion of the first shell (1), the bottom end of the push rod body (4) penetrates through a through hole and is flush with the bottom end of the first shell (1), the push rod body (4) is slidably connected with the first shell (1), the limiting plate (7) is mounted on the push rod body (4), the first spring (6) is sleeved on the outer side wall of the push rod body (4), and the first spring (6) is arranged below the positioning block (5).
3. The hot-inlaid clamp of a threaded drill bit according to claim 1, wherein the clamping assembly comprises a clamping seat (9), an inner thread groove (10), a second through hole (11), a positioning groove (12), a magnet ring (23) and a jacking assembly, the inner thread groove (10) is arranged at the top end of the clamping seat (9), the positioning groove (12) is arranged at the bottom end of the clamping seat (9), the second through hole (11) is arranged at the bottom end of the inner thread groove (10), the magnet ring (23) is arranged at the top end of the positioning groove (12), and two groups of jacking assemblies are symmetrically arranged on the clamping seat (9).
4. A hot-inlaid clamp for a threaded drill bit as claimed in claim 3, characterized in that the jacking component comprises a threaded hole (13), a second shell (14), a second external threaded part (15), a second spring (17), a lifting plate (18), a push rod (19) and a smooth rod (20), the threaded hole (13) is arranged on the clamping seat (9), the threaded hole (13) is communicated with the positioning groove (12), the second shell (14) is provided with the second external threaded part (15), the second external threaded part (15) is matched with the threaded hole (13), the smooth rod (20) is arranged in the second shell (14), the lifting plate (18) is in sliding connection with the smooth rod (20), one end, close to the positioning groove (12), of the lifting plate (18) is provided with the push rod (19), and one end, far away from the positioning groove (12), of the lifting plate (18) is provided with the second spring (17).
5. A hot setting jig for a screw drill according to claim 4, further comprising cross grooves (21), wherein each set of No. two housings (14) is provided with a set of cross grooves (21), respectively.
6. A hot setting jig for a screw drill according to claim 2, further comprising a push plate (22), wherein the push rod body (4) is provided at its top end with the push plate (22).
7. A hot setting jig for a screw drill according to claim 2, characterized in that the outer side wall of the positioning block (5) is provided with a smooth coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421617279.3U CN222755312U (en) | 2024-07-09 | 2024-07-09 | Hot-inlaid clamp for screw drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421617279.3U CN222755312U (en) | 2024-07-09 | 2024-07-09 | Hot-inlaid clamp for screw drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222755312U true CN222755312U (en) | 2025-04-15 |
Family
ID=95322265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421617279.3U Active CN222755312U (en) | 2024-07-09 | 2024-07-09 | Hot-inlaid clamp for screw drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222755312U (en) |
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2024
- 2024-07-09 CN CN202421617279.3U patent/CN222755312U/en active Active
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