CN212894993U

CN212894993U - A heat treatment frock

Info

Publication number: CN212894993U
Application number: CN202021260261.4U
Authority: CN
Inventors: 潘存福; 高皓; 高伍路; 宋阳; 雷钰
Original assignee: Baoji Fast Gear Co Ltd
Current assignee: Baoji Fast Gear Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-04-06
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses an one-shaft heat treatment tool for supporting and fixing a plurality of one shafts, which comprises a chassis, wherein a positioning support piece is arranged on the chassis in a laminating way, a stand column is arranged perpendicular to the plane of the chassis, a sleeve and a guide frame are sleeved on the stand column, one end of the sleeve is abutted against the positioning support piece, the other end of the sleeve is abutted against the guide frame, and the guide frame is parallel to the chassis and is perpendicular to the stand column; the positioning support piece comprises a plurality of mutually connected supporting single bodies which are used for being arranged in an array mode and used for fixing the bottom end of a shaft, the guide frame comprises a plurality of mutually connected guide holes which are used for fixing the top end of the shaft, and the supporting single bodies and the guide holes are coaxially arranged in a one-to-one correspondence mode; an axle mounting part is formed between the positioning support part and the guide frame, and a plurality of axles are vertical to the chassis and are mutually axially fixed in parallel. The utility model discloses avoid the mutual contact between the part when an axle prepares materials, improved the mobility of washing liquid in the shaft hole, improved the cleaning performance, ensured thermal treatment quality.

Description

A heat treatment frock

Technical Field

The disclosure relates to the field of engineering machinery, and relates to an axle heat treatment tool.

Background

The existing shaft heat treatment tool adopts a net disc structure tool, or is placed in a squatting mode, a chassis supports the tool, a guide frame is used above the tool or is placed in a hanging mode, and a shaft is hung on the net-shaped tool. If one shaft is put on the net disc tool one by one, then the shaft is fixed by the material hanging rod block or is directly put. The net disc tool has the following defects: (1) the net disc tool has no positioning structure, a fixed gap cannot be ensured between shafts, splines or teeth of the shaft head are easy to lean together along with the movement of the tool in a push rod furnace, and the surface of a part is carburized; (2) the contact area of the shaft end face and the tool is large, cleaning liquid is not favorably flowed in the shaft hole during cleaning, a large amount of quenching oil is remained in the clamp spring groove of the shaft hole after cleaning, and steel sand remained in the shaft hole after shot blasting is serious and needs to be cleaned manually.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an one axle thermal treatment frock solves among the prior art screen disc frock and does not have location structure and washs unfavorable technical problem.

In order to achieve the above object, the utility model discloses a following technical scheme:

a heat treatment tool for one shaft is used for supporting and fixing a plurality of shafts and comprises a chassis, wherein a positioning support piece is attached to the chassis, a stand column is arranged perpendicular to the plane of the chassis, a sleeve and a guide frame are sleeved on the stand column, one end of the sleeve is abutted against the positioning support piece, the other end of the sleeve is abutted against the guide frame, and the guide frame is parallel to the chassis and perpendicular to the stand column;

the positioning support piece comprises a plurality of supporting single bodies which are connected with each other and are used for being arranged in an array mode and used for fixing the bottom end of a shaft, the guide frame comprises a plurality of guide holes which are connected with each other and used for fixing the top end of the shaft, and the supporting single bodies and the guide holes are coaxially arranged in a one-to-one correspondence mode;

an axle mounting part is formed between the positioning support part and the guide frame, and a plurality of axles are vertical to the chassis and are mutually axially fixed in parallel.

Specifically, the supporting single body is a supporting three-jaw, and the supporting three-jaw comprises a bottom circle and three clamping jaws vertically arranged on the bottom circle.

More specifically, the three claws are connected by taking a line vertical to the chassis as an axis, and the angle between the claws is 120 DEG

Preferably, the clamping jaw is narrowed along the axial direction to form a clamping table for clamping with a shaft.

Furthermore, the positioning support piece further comprises a first mounting hole connected with the support single body, and the first mounting hole is sleeved on the upright post.

Optionally, the support unit includes a high-support three-jaw and a low-support three-jaw which are staggered from each other.

Specifically, the guide frame further comprises a second mounting hole connected with the guide hole, and the second mounting hole is coaxial with the first mounting hole.

Furthermore, the number of the first mounting holes and the number of the second mounting holes are 4.

Specifically, the number of the stand columns is 4, and the 4 stand columns are parallel to each other and arranged on four outer corners of the plane of the chassis.

Preferably, the positioning support piece and the guide frame are respectively of an integrally formed structure.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses an axle thermal treatment frock has avoided the mutual contact between the part when an axle prepares materials, has improved the mobility of washing liquid in the shaft hole, has effectively improved the carburization quenching quality of an axle and thermal treatment after-cleaning performance, has ensured the thermal treatment quality of a part.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the positioning support member of the present invention;

FIG. 3 is a back view of the positioning support member of the present invention;

fig. 4 is a cross-sectional view of the guide frame of the present invention;

the reference numerals in the figures denote:

1. a chassis; 2. positioning a support; 21. a first mounting hole; 22. a support unit; 3. a sleeve; 4. a column; 5. a guide frame; 51. a second mounting hole; 52. and (4) a guide hole.

Detailed Description

It should be noted that, when describing the present invention in terms of orientation, the terms "upper end", "lower end", "top", "bottom", and the like, are used for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and "inner" and "outer" refer to the outer portion of the inner core of the corresponding component profile, and the terms should not be construed as limiting the present invention. If the particular gesture changes, the directional indication changes accordingly. In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two unless specifically limited otherwise. In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

The utility model provides a "high support three-jaw and the low three-jaw that support that stagger each other and set up" indicate to divide into relative high support three-jaw and low support three-jaw on the direction of height, are staggered array above the chassis plane and arrange.

Example 1

Combine the attached drawing, the embodiment provides a heat treatment frock for a plurality of fixed axles of support, this frock includes chassis 1, and the laminating sets up location support piece 2 on the chassis 1, and 1 plane on perpendicular chassis sets up stand 4, overlaps on the stand 4 and establishes sleeve 3 and leading truck 5, 3 one end of sleeve and location support piece 2 butt, the other end and 5 butts of leading truck, and leading truck 5 is parallel with chassis 1 and just perpendicular with stand 4.

The positioning support member 2 comprises a plurality of supporting single bodies 22 which are connected with each other and arranged in an array manner and used for fixing the bottom end of a shaft, the guide frame 5 comprises a plurality of guide holes 52 which are connected with each other and arranged and used for fixing the top end of a shaft, and the supporting single bodies 22 and the guide holes 52 are coaxially arranged in a one-to-one correspondence manner. The supporting unit 22 is coaxially disposed with the guide hole 52 in order to make the axis of the shaft perpendicular to the chassis 1, and the axes of the shafts are parallel to each other without contact.

In this embodiment, a shaft mounting portion is formed between the positioning support member 2 and the guide frame 5, and a plurality of shafts are fixed in parallel to each other in the axial direction perpendicular to the chassis 1.

In the present embodiment, the supporting unit 22 is a supporting three-jaw including a base circle and three jaws vertically disposed on the base circle. The support unit 22 may also be other structures for supporting and fixing with a shaft.

Specifically, three claws are connected and arranged by taking a line vertical to the chassis 1 as an axis, and the angle between the claws is 120 degrees.

More specifically, the jaw narrows in the axial direction to form a chuck for engaging with a shaft.

Optionally, the supporting units 22 include a high supporting unit 22 and a low supporting unit 22 which are disposed in a staggered manner. The high support single bodies 22 and the low support single bodies 22 are arranged in a staggered mode, so that the situation that one shaft part is overlapped in space but cannot be overlapped on the same plane is guaranteed, one shaft part is not in contact with the other shaft part, and the installation amount of one shaft part of each chassis 1 is not reduced.

The positioning support member 2 further comprises a first mounting hole 21 connected with the supporting single body 22, and the first mounting hole 21 is sleeved on the upright post 4. The first mounting hole 21 may be located at a position outside the circumference of the supporting unit 22. The supporting single body 22 structure designed on the chassis 1 can fix the position of a shaft, ensure that the shaft does not displace, ensure the gap between the shaft and the shaft, reduce the contact area between the end surface of the shaft and the tool, increase the fluidity of the cleaning liquid in the shaft hole and clean the shaft hole.

In this embodiment, the guiding frame 5 further includes a second mounting hole 51 connected to the guiding hole 52, the second mounting hole 51 may be disposed outside the periphery of the guiding hole 52, and the second mounting hole 51 is disposed coaxially with the first mounting hole 21.

Further, the number of the first mounting holes 21 and the second mounting holes 51 is 4. Correspondingly, the number of the upright posts 4 is 4, and the 4 upright posts 4 are parallel to each other and arranged on the periphery of the plane of the chassis 1, specifically on four outer corners. More than 4 guide frames can be arranged, so that the guide frames 5 can be better fixed and can be stabilized.

In the present embodiment, it is preferable that each of the positioning support 2 and the guide frame 5 is an integrally formed structure.

The utility model discloses an axle thermal treatment frock adopts net dish structure frock when getting up chassis 1 and 5 combinations of leading truck and solving former axle thermal treatment, an axle is not convenient part brought when putting one by one. Designed location support piece 2 on chassis 1, location support piece 2's support monomer 22, height dislocation set guarantees that the axle does not take place the displacement, and the clearance between guarantee axle and the axle can reduce the area of contact of axle terminal surface and frock again, and the increase washing liquid is at the axle hole mobility, makes the axle hole sanitization. The supporting single body 22 structure supports an axial end face, the contact area of the end face and the tool is reduced, the mobility of cleaning liquid in the axial hole is increased, the cleaning effect is improved, the axial hole is cleaned without quenching oil residue, and the axial hole is free from steel grit residue after shot blasting.

To sum up, the utility model discloses a work effect of a heat treatment frock as follows:

after a shaft is prepared, a positioning support piece 2 is added to the tool, and a support single body 22 structure is adopted in consideration of reducing the contact area between the end face of the shaft and the tool. Meanwhile, in order to ensure the production efficiency, the loading of each disc is kept unchanged, and parts are not contacted with each other, so that a height dislocation structure is required.

In actual production, 10 sets of samples were put into practice for testing. The test effect is good. 20 sets of the materials are thrown in small batches, the effect is good, the expected effect is achieved, and operators in the front line master the material preparation skill of the tool. Adopt the utility model discloses a heat treatment tool has avoided the mutual contact between the part when an axle prepares materials, has improved the mobility of washing liquid in the shaft hole, has effectively improved a carburization quenching quality and the thermal treatment after-cleaning performance of axle. The heat treatment quality of the shaft part is guaranteed.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. A heat treatment tool for one shaft is used for supporting and fixing a plurality of shafts and is characterized by comprising a chassis (1), wherein a positioning support piece (2) is attached to the chassis (1), a stand column (4) is arranged perpendicular to the plane of the chassis (1), a sleeve (3) and a guide frame (5) are sleeved on the stand column (4), one end of the sleeve (3) is abutted against the positioning support piece (2), and the other end of the sleeve is abutted against the guide frame (5); the guide frame (5) is parallel to the chassis (1) and is vertical to the upright post (4);

the positioning support piece (2) comprises a plurality of support single bodies (22) which are connected with each other and arranged in an array manner and used for fixing the bottom end of a shaft, the guide frame (5) comprises a plurality of guide holes (52) which are connected with each other and used for fixing the top end of the shaft, and the support single bodies (22) and the guide holes (52) are arranged in a one-to-one correspondence manner;

an axle mounting part is formed between the positioning support part (2) and the guide frame (5), and a plurality of axles are vertical to the chassis (1) and are mutually fixed in parallel in the axial direction.

2. A shaft heat treatment tool according to claim 1, wherein the support unit (22) is a support three-jaw, and the support three-jaw comprises a base circle and three jaws vertically arranged on the base circle.

3. A shaft heat treatment tool according to claim 2, characterized in that the three jaws are connected by an axis perpendicular to the chassis (1), and the angle between the jaws is 120 °.

4. The heat treatment tool of claim 2, wherein the jaws narrow in the axial direction to form a chuck for engaging with a bottom of a shaft.

5. A shaft heat treatment tool according to claim 1, wherein the positioning support member (2) further comprises a first mounting hole (21) connected with the support unit (22), and the first mounting hole (21) is sleeved on the upright post (4).

6. A shaft heat treatment tool according to claim 2, wherein the support unit (22) comprises a high support three-jaw and a low support three-jaw which are staggered with each other.

7. A shaft heat treatment tool according to claim 5, characterized in that the guide frame (5) further comprises a second mounting hole (51) connected with the guide hole (52), and the second mounting hole (51) is coaxial with the first mounting hole (21).

8. A shaft heat treatment tool according to claim 7, characterized in that the number of the first mounting holes (21) and the second mounting holes (51) is 4.

9. A shaft heat treatment tool according to claim 1, wherein the number of the columns (4) is 4, and the 4 columns (4) are parallel to each other and vertically arranged on the periphery of the plane of the chassis (1).

10. A shaft heat treatment tool according to claim 1, wherein the positioning support member (2) and the guide frame (5) are each of an integrally formed structure.