CN113385705B - High-temperature-resistant dustproof chuck device - Google Patents
High-temperature-resistant dustproof chuck device Download PDFInfo
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- CN113385705B CN113385705B CN202110581724.XA CN202110581724A CN113385705B CN 113385705 B CN113385705 B CN 113385705B CN 202110581724 A CN202110581724 A CN 202110581724A CN 113385705 B CN113385705 B CN 113385705B
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- chuck
- chuck body
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- dustproof
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/04—Safety guards specially designed for turning machines
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Abstract
The invention relates to the technical field of surface engineering, and particularly discloses a high-temperature-resistant dustproof chuck device which comprises a chuck body, a jaw arranged on the chuck body, a dustproof cover which is sleeved on the chuck body and is coaxial with the chuck body, and a shielding cover which is arranged on the outer side of the dustproof cover and is communicated with the interior of the dustproof cover; the dustproof cover is provided with a groove for mounting the chuck body, and a gap is formed between the bottom of the groove and the upper surface of the chuck body; the shielding covers and the clamping jaws are arranged in a one-to-one correspondence mode. The chuck can prevent dust from entering a gap between the clamping jaw and the chuck body, and is high-temperature resistant.
Description
Technical Field
The invention relates to the technical field of surface engineering, in particular to a high-temperature-resistant dustproof chuck device.
Background
Various high-temperature spraying and cold spraying such as plasma spraying, flame spraying, supersonic spraying and the like are important material surface modification methods. The chuck is a mechanical device for clamping a workpiece in a spraying process, and clamps and positions the sprayed workpiece by utilizing radial movement of movable clamping jaws uniformly distributed on a chuck body of the chuck.
In the prior art, after a period of continuous spraying operation, heat energy generated in the spraying operation process is transmitted to the chuck, the temperature rise of different parts of the chuck is different due to different distances from the heat to different parts of the chuck, the expansion is different, so that the movable clamping jaw of the chuck is difficult to move or even cannot move (namely, the clamping phenomenon), the spraying operation needs to be stopped, and after the chuck is cooled, the movable clamping jaw can be moved again to clamp and position a sprayed workpiece. Meanwhile, various powders adopted by spraying or various powders generated in the spraying process are continuously deposited in various gaps of the chuck in the spraying operation process, so that the movable clamping jaws of the chuck are difficult to move or even cannot move (namely, the clamping phenomenon is dead), and after the spraying operation is carried out for a period of time, the chuck needs to be disassembled, dust in various gaps of the chuck is cleaned, so that the movable clamping jaws can move again, and a sprayed workpiece is clamped and positioned.
Disclosure of Invention
The invention aims to solve the technical problem of providing a high-temperature-resistant dustproof chuck device which can prevent dust from entering various gaps of a chuck and is high-temperature-resistant.
The solution adopted by the invention to solve the technical problem is as follows:
a high-temperature-resistant dustproof chuck device comprises a chuck body, a clamping jaw arranged on the chuck body, a dustproof cover which is sleeved on the chuck body and is coaxial with the chuck body, and a shielding cover which is arranged on the outer side of the dustproof cover and is communicated with the inner part of the dustproof cover; the dustproof cover is provided with a groove for mounting the chuck body, and a gap is formed between the bottom of the groove and the upper surface of the chuck body; the shielding covers and the clamping jaws are arranged in a one-to-one correspondence mode.
When the chuck is used, the dustproof cover is firstly sleeved on the outer side of the chuck body and is coaxial with the chuck body; mounting the improved clamping jaws on the chuck body; then, gaps formed among the outer side of the chuck body, the outer side of the dustproof cover and the clamping jaws are shielded through the shielding cover; because a gap exists between the bottom of the groove and the upper surface of the chuck body, the heat transfer of the sprayed high-temperature beam flowing to the chuck body is reduced and the temperature rise of the chuck body is reduced in the using process; the chuck body and various gaps between the chuck body and the clamping jaws are effectively shielded through the dust cover, so that dust is prevented from entering the gaps; a shielding cover is arranged on the outer side of the dustproof cover, so that dust is prevented from entering the outer side of the chuck body, the outer side of the dustproof cover and a gap formed by the clamping jaws;
through the arrangement, the chuck is prevented from being detached and cleaned after working for a period of time, and clamping jaws are effectively prevented from being locked and incapable of moving due to dust and chuck temperature rise; thereby improving the working efficiency.
In some possible embodiments, the jaw comprises a connecting seat connected with the chuck body, and a jaw body installed on the connecting seat, wherein the jaw body is provided with a U-shaped groove along the radial direction of the chuck body, and the opening of the U-shaped groove is close to the center of the chuck body.
In order to ensure that the clamping jaws can move along the radial direction of the chuck body, a U-shaped groove is formed, an opening of the U-shaped groove is formed in one side close to the center of the chuck body, and therefore the installation of the chuck body, the dust cover and the clamping jaws can be ensured.
In some possible embodiments, in order to enable the shielding cover to effectively shield gaps formed among the outer side of the chuck body, the outer side of the dust cover and the clamping jaws; the chuck disk body is provided with the mounting groove that is used for erection joint seat, the mounting groove sets up along its radial, the screening cover is located the extension line of mounting groove axis.
In some possible embodiments, the dust cover comprises a top plate installed in the U-shaped groove, and a sleeve structure connected with the top plate and sleeved outside the chuck body; the top plate is connected with the sleeve structure to form a groove for mounting the chuck body; the gap is positioned at one side of the top plate, which is close to the chuck body.
In some possible embodiments, the gap is 5mm and above.
In some possible embodiments, in order to enable the jaws to move in the radial direction of the chuck body; the side of the sleeve structure is provided with a U-shaped opening in one-to-one correspondence with the clamping jaws, and the opening of the U-shaped opening is positioned on one side, away from the top plate, of the sleeve.
In some possible embodiments, the shielding cover comprises a cover body which is installed outside the U-shaped opening and is arranged in one-to-one correspondence with the U-shaped opening; the cover body is provided with the spout with mounting groove, U type opening intercommunication.
In some possible embodiments, the cover body includes two ear seats that are connected and set up along chuck disk body radial symmetry with the sleeve structure outside, be connected respectively with two ear seats and the diaphragm that the symmetry set up, be connected respectively with two diaphragms and be located the diaphragm and keep away from the connecting plate of ear seat one side, install the bottom plate of keeping away from jack catch one side at the diaphragm and install respectively and keep away from bottom plate one side and with two closing plates of bottom plate parallel arrangement at the diaphragm, form the slide with mounting groove, spout intercommunication between two closing plates, the side clearance fit of slide and jack catch.
In some possible embodiments, the length of the cross plate in the radial direction of the chuck body is greater than the length of the jaws in the radial direction of the chuck body.
In some possible embodiments, the dust cover is made of a material resistant to temperatures of 300 ℃ and above, and the shield cover is made of a material resistant to temperatures of 200 ℃ and above.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, because the gap is formed between the chuck body and the top plate, the temperature rise of the chuck body is reduced in the working process;
according to the chuck, the dust cover and the shielding cover are arranged, so that dust is effectively prevented from entering gaps between the chuck body and the clamping jaws, and the clamping jaws cannot move radially due to the existence of the dust in the using process, and cannot be used normally;
the high-temperature resistance and the dust prevention of the chuck are effectively realized through the dust cover and the shielding cover.
The invention has simple structure and strong practicability.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic elevational view of the present invention;
FIG. 4 is a schematic view of the structure of the jaws of the present invention;
FIG. 5 is a cross-sectional view of the dust cap of the present invention;
FIG. 6 is an enlarged schematic view at A in FIG. 1;
FIG. 7 is a schematic cross-sectional view of the present invention;
wherein: 1. a chuck body; 2. a claw; 21. a claw body; 211. a U-shaped groove; 22. a connecting seat; 3. a dust cover; 31. a top plate; 32. a sleeve structure; 321. a U-shaped opening; 4. a shield cover; 40. a chute; 41. an ear mount; 42. a transverse plate; 43. a connecting plate; 44. a base plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention. Thus, the detailed description of the embodiments of the present invention provided below is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the drawings of the present invention, it should be understood that different technical features which are not mutually substituted are shown in the same drawing only for the convenience of simplifying the drawing description and reducing the number of drawings, and the embodiment described with reference to the drawings does not indicate or imply that all the technical features in the drawings are included, and thus the present invention is not to be construed as being limited thereto.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. Reference herein to "first," "second," and similar words, does not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. In the implementation of the present application, "and/or" describes an association relationship of associated objects, which means that there may be three relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In the description of the embodiments of the present application, the meaning of "a plurality" means two or more unless otherwise specified. For example, the plurality of positioning posts refers to two or more positioning posts. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in detail below.
As shown in fig. 1-7:
a high-temperature-resistant dustproof chuck device comprises a chuck body 1, a clamping jaw 2 arranged on the chuck body 1, a dustproof cover 3 which is sleeved on the chuck body 1 and is coaxial with the chuck body 1, and a shielding cover 4 which is arranged on the outer side of the dustproof cover 3 and is communicated with the inner part of the dustproof cover 3; the dustproof cover 3 is provided with a groove for mounting the chuck body 1, and a gap is formed between the bottom of the groove and the upper surface of the chuck body 1; the shielding covers 4 are arranged in one-to-one correspondence with the claws 2.
When the chuck is used, the dust cover 3 is firstly sleeved on the outer side of the chuck body 1 and is coaxial with the chuck body; then, gaps formed among the outer side of the chuck body 1, the outer side of the dust cover 3 and the clamping jaws 2 are shielded through the shielding cover 4; because a gap exists between the bottom of the groove and the upper surface of the chuck body 1, the heat transfer of a sprayed high-temperature beam flowing to the chuck body 1 is reduced and the temperature rise of the chuck body 1 is reduced in the use process, and dust is effectively prevented from entering various gaps of the chuck when the chuck body 1 and the clamping jaws 2 are arranged on the upper surface of the chuck body 1 through the dust cover 3; the outer side of the dust cover 3 is provided with a shielding cover 4, so that dust is prevented from entering the outer side of the chuck body 1, the outer side of the dust cover 3 and a gap formed by the clamping jaws 2;
The upper surface of the chuck body 1 as described herein refers to the side of the chuck body 1 adjacent the bottom of the recess.
Through the arrangement, the phenomenon that after the chuck works for a period of time, the chuck body 1 and the clamping jaws 2 need to be disassembled and cleaned is avoided, and the phenomenon that the clamping jaws 2 are locked and cannot move due to the fact that dust enters various gaps of the chuck is effectively avoided; thereby improving the working efficiency.
Preferably, in order to enable the dust cover 3 to be connected with the chuck body 1 more firmly, a threaded hole is formed in the outer vertical surface of the chuck body 1, and the dust cover 3 is connected with the chuck body 1 through a screw.
Preferably, the dust cover 3 has a cylindrical shape.
In some possible embodiments, as shown in fig. 4, the jaw 2 includes a connection seat 22 connected to the chuck body 1, and a jaw body 21 mounted on the connection seat 22, wherein the jaw body 21 is provided with a U-shaped groove 211 along a radial direction of the chuck body 1, and an opening thereof is close to a center of the chuck body 1.
Preferably, the length of the U-shaped groove 211 along the radial direction of the chuck body 1 is greater than the radius of the chuck body 1, so that it is ensured that the movement of the jaws 2 is not affected by the length of the U-shaped groove 211.
In order to ensure that the clamping jaws 2 can move along the radial direction of the chuck body 1, a U-shaped groove 211 is formed, and an opening of the U-shaped groove is formed in one side close to the center of the chuck body 1, so that the installation of the chuck body 1, the dust cover 3 and the clamping jaws 2 can be ensured.
Due to the U-shaped grooves 211, the height of the clamping jaws 2 in the axial direction of the chuck body 1 is increased.
Compared with the jaw 2 in the prior art, the height of the jaw 2 is increased, and the U-shaped groove 211 is added on the jaw body 21; the purpose of this change is to accommodate the installation of the dust cap 3.
In some possible embodiments, as shown in fig. 1, fig. 2, fig. 3, fig. 7; in order to enable the shielding cover 4 to effectively shield gaps formed among the outer side of the chuck body 1, the outer side of the dust cover 3 and the clamping jaws 2; chuck disk body 1 is provided with the mounting groove that is used for erection joint seat 22, the mounting groove sets up along its radial, shield cover 4 is located the extension line of mounting groove axis.
The structure of the chuck body 1 is the same as that of the chuck body 1 in the prior art, and the detailed description is omitted;
the shielding cover 4 is arranged on the outer side of the dust cover 3, and the mounting grooves are correspondingly arranged; this prevents dust from entering the interior of the device from the outside.
In some possible embodiments, as shown in fig. 5, the dust cover 3 comprises a top plate 31 installed in the U-shaped groove 211, and a sleeve structure 32 connected with the top plate 31 and sleeved outside the chuck body 1; the top plate 31 is connected with the sleeve structure 32 to form a groove for mounting the chuck body 1; the gap is located on the side where the top plate 31 and the chuck body 1 are close to each other.
Preferably, the groove is a stepped groove, and includes a large groove and a small groove which is coaxially connected with the large groove and is used for mounting the chuck body 1, and the height of the large groove in the axial direction of the chuck body 1 is the height of the gap, as shown in fig. 7, the gap is H. The diameter of the large groove is larger than that of the small groove.
In some possible embodiments, the gap is at least 5mm, i.e. the gap H.gtoreq.5 mm. Therefore, the heat transfer of the spraying high-temperature beam to the chuck body 1 can be effectively reduced, the temperature rise of the chuck body 1 is reduced, and high temperature resistance is realized.
In some possible embodiments, as shown in fig. 5, in order to enable the jaws 2 to move in the radial direction of the chuck body 1; the side of the sleeve structure 32 is provided with U-shaped openings 321 corresponding to the claws 2 one by one, and the openings of the U-shaped openings 321 are located on one side of the sleeve far away from the top plate 31.
The mounting groove corresponds to the U-shaped opening 321; when the chuck is arranged on the jaw 2, the connecting seat 22 and the U-shaped opening 321 move towards the center of the chuck body 1 until reaching the position meeting the requirement, and then locking is carried out;
then, the shielding cover 4 is installed, and after the installation is completed, the shielding cover 4 shields the U-shaped opening 321, so that dust is prevented from entering the gap.
In some possible embodiments, as shown in fig. 6, the shielding cover 4 includes a cover body installed outside the U-shaped opening 321 and disposed in one-to-one correspondence with the U-shaped opening 321; the cover body is provided with a chute 40 communicating with the mounting groove and the U-shaped opening 321.
The purpose of arranging the sliding groove 40 is to avoid that when the chuck is used, the clamping jaw 2 can freely move along the radial direction of the chuck body 1 according to the installation requirement of the clamping jaw 2, and the shielding cover 4 and the clamping jaw 2 cannot interfere with each other;
in some possible embodiments, as shown in fig. 2 and 6, the cover body includes two lug seats 41 connected to the outside of the sleeve structure 32 and symmetrically arranged along the radial direction of the chuck body 1, two cross plates 42 respectively connected to the two lug seats 41 and symmetrically arranged, a connecting plate 43 respectively connected to the two cross plates 42 and located on one side of the cross plate 42 away from the lug seats 41, a bottom plate 44 installed on one side of the cross plate 42 away from the clamping jaw 2, and two sealing plates respectively installed on one side of the cross plate 42 away from the bottom plate 44 and arranged parallel to the bottom plate 44, wherein a slide way communicated with the mounting groove and the slide way is formed between the two sealing plates, and the slide way is in clearance fit with the side surface of the clamping jaw 2.
The ear seat 41 is connected with the outer side of the dust cover 3 as a connecting part, so that the transverse plate 42 is connected with the dust cover 3, and dust is prevented from entering gaps from the bottom by arranging the bottom plate 44; the connection plate 43 is provided to block dust from the side;
The jack catch 2 and the slide clearance fit, the effectual dust of avoiding enters into inside the device from the clearance between closing plate and the jack catch 2.
The transverse plate 42, the connecting plate 43 and the bottom plate 44 form a chute with a U-shaped section, and the opening of the chute is upward; the sealing plate is arranged on the opening side of the sliding groove, so that dust is prevented from entering the device from a gap between the clamping jaw and the U-shaped opening.
In some possible embodiments, the length of the cross plate 42 in the radial direction of the chuck body 1 is greater than the length of the jaws 2 proceeding along the chuck body 1; therefore, the clamping jaws 2 can move in the sliding grooves formed by the cover body and cannot move due to interference of the connecting plates.
In some possible embodiments, the dust cover 3 is made of a material resistant to temperatures of 300 ℃ and above, and the shield cover 4 is made of a material resistant to temperatures of 200 ℃ and above.
Preferably, the dust cover 3 and the shield cover 4 are made of stainless steel.
In the invention, the number of the claws 2 can be more than one; when in use, the shielding cover 4 with the same number as the claws 2 is arranged.
The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.
Claims (7)
1. A high-temperature-resistant dustproof chuck device is characterized by comprising a chuck body, clamping jaws arranged on the chuck body, a dustproof cover which is sleeved on the chuck body and is coaxial with the chuck body, and a shielding cover which is arranged on the outer side of the dustproof cover and is communicated with the interior of the dustproof cover; the dustproof cover is provided with a groove for mounting the chuck body, and a gap is formed between the bottom of the groove and the upper surface of the chuck body; the shielding covers are arranged in one-to-one correspondence with the clamping claws; the dustproof cover comprises a top plate and a sleeve structure which is connected with the top plate and sleeved outside the chuck body; the top plate is connected with the sleeve structure to form a groove for mounting the chuck body; the gap is positioned at one side of the top plate, which is close to the chuck body;
the side surface of the sleeve structure is provided with U-shaped openings which correspond to the clamping jaws one to one, and the openings of the U-shaped openings are positioned on one side of the sleeve, which is far away from the top plate;
the jack catch includes the connecting seat of being connected with the chuck disk body, installs the claw body on the connecting seat, the claw body is provided with the U type groove of installing with the roof cooperation along the radial of chuck disk body, and its opening is close to the center of chuck disk body.
2. The high-temperature-resistant and dustproof chuck device according to claim 1, wherein the chuck body is provided with a mounting groove for mounting the connecting seat, the mounting groove is arranged along a radial direction of the mounting groove, and the shielding cover is positioned on an extension line of an axis of the mounting groove.
3. A high temperature resistant, dust proof chuck assembly as claimed in claim 2, wherein said gap is at least 5 mm.
4. The high-temperature-resistant and dustproof chuck device as claimed in claim 2, wherein the shielding cover comprises a cover body which is arranged outside the U-shaped opening and is in one-to-one correspondence with the U-shaped opening; the cover body is provided with the spout with mounting groove, U type opening intercommunication.
5. The high-temperature-resistant and dustproof chuck device according to claim 4, wherein the cover body comprises two lug seats which are connected with the outer side of the sleeve structure and are symmetrically arranged along the radial direction of the chuck body, transverse plates which are respectively connected with the two lug seats and are symmetrically arranged, a connecting plate which is respectively connected with the two transverse plates and is positioned on one side of the transverse plates away from the lug seats, a bottom plate which is arranged on one side of the transverse plates away from the clamping jaws, and two sealing plates which are respectively arranged on one side of the transverse plates away from the bottom plate and are arranged in parallel with the bottom plate, a slide way communicated with the mounting groove and the sliding groove is formed between the two sealing plates, and the slide way is in clearance fit with the side surfaces of the clamping jaws.
6. The high temperature resistant and dust proof chuck assembly of claim 5, wherein the cross plate has a greater length in the radial direction of the chuck body than the jaws.
7. The high temperature resistant and dust proof chuck assembly as claimed in any one of claims 1 to 6, wherein the dust cap is made of a material resistant to temperatures of 300 ℃ and above, and the shield is made of a material resistant to temperatures of 200 ℃ and above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110581724.XA CN113385705B (en) | 2021-05-27 | 2021-05-27 | High-temperature-resistant dustproof chuck device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110581724.XA CN113385705B (en) | 2021-05-27 | 2021-05-27 | High-temperature-resistant dustproof chuck device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113385705A CN113385705A (en) | 2021-09-14 |
| CN113385705B true CN113385705B (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110581724.XA Active CN113385705B (en) | 2021-05-27 | 2021-05-27 | High-temperature-resistant dustproof chuck device |
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| CN (1) | CN113385705B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5498685U (en) * | 1977-12-23 | 1979-07-12 | ||
| JPH0442303U (en) * | 1990-08-06 | 1992-04-10 | ||
| CN205290529U (en) * | 2015-12-16 | 2016-06-08 | 任丘市天赢机床附件有限责任公司 | Lathe chuck protection casing |
| JP6770834B2 (en) * | 2016-06-17 | 2020-10-21 | アイシン機工株式会社 | lathe |
| CN210499430U (en) * | 2019-07-30 | 2020-05-12 | 中国工程物理研究院材料研究所 | Follow-up tool for automatic machining of thin-wall part |
| CN112059223A (en) * | 2020-09-04 | 2020-12-11 | 广州致朗科技有限公司 | Hydraulic chuck of horizontal numerical control machine tool |
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2021
- 2021-05-27 CN CN202110581724.XA patent/CN113385705B/en active Active
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| CN113385705A (en) | 2021-09-14 |
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