CN215713218U - Novel heat treatment material rod connecting device - Google Patents
Novel heat treatment material rod connecting device Download PDFInfo
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- CN215713218U CN215713218U CN202122070242.6U CN202122070242U CN215713218U CN 215713218 U CN215713218 U CN 215713218U CN 202122070242 U CN202122070242 U CN 202122070242U CN 215713218 U CN215713218 U CN 215713218U
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- positioning
- rod
- material rod
- positioning groove
- connecting sleeve
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Abstract
The utility model provides a novel connecting device for a heat treatment material rod, which comprises the material rod and a connecting sleeve fixed on a material rack, wherein at least one positioning pin rod is arranged on the outer side wall of the material rod at a position close to the end part of the material rod, and the extension line of the axis of the positioning pin rod is vertically intersected with the axis of the material rod; the connecting sleeve is provided with positioning grooves which correspond to the positioning pin rods one by one, the positioning grooves penetrate through the inner wall and the outer wall of the connecting sleeve and the end face facing the material rods, each positioning groove is provided with a first positioning groove section and a second positioning groove section, the included angle between the first positioning groove section and the second positioning groove section is 90 degrees, the extending direction of the first positioning groove section is parallel to the axis of the connecting sleeve, and the second positioning groove section extends along the circumferential direction of the outer wall of the connecting sleeve; when the end part of the material rod extends into the connecting sleeve, the positioning pin rod enters the positioning groove from the opening of the positioning groove on the end surface of the connecting sleeve, so that the end part of the material rod is fixed in the connecting sleeve. The utility model has the beneficial effect that the service life of the heat treatment material rod can be greatly prolonged.
Description
Technical Field
The utility model relates to a novel connecting device for heat treatment material rods.
Background
During casting aluminum alloy wheel heat treatment, hang the wheel and put on heat treatment material pole, material pole fixed connection's mode does, punches at the tip of material pole, also punches on the position that corresponds on the link joint of work or material rest, connects through the locating pin that passes two holes between material pole and the work or material rest. Because the heat treatment material rods can be subjected to a heat treatment process along with the aluminum alloy wheel, the repeatedly used material rods are easy to generate severe deformation such as lateral bending, arching and the like at the punching position due to load bearing, the deformed material rods change the contact area with the wheel, the heat treatment deformation of the wheel is influenced, in addition, the material rods with larger deformation cannot be continuously used, and the service life of the material rods is shortened. The method not only influences the heat treatment quality, but also improves the replacement frequency of the material rods and increases the use cost of the equipment.
Disclosure of Invention
The utility model aims to provide a novel connecting device for heat treatment material rods, which overcomes the defects in the prior art.
In order to solve the technical problems, the utility model adopts the technical scheme that: the novel heat treatment material rod connecting device comprises a material rod and a connecting sleeve fixed on a material rack, wherein at least one positioning pin rod is arranged on the outer side wall of the material rod at a position close to the end part of the material rod, and the extension line of the axis of the positioning pin rod is vertically intersected with the axis of the material rod;
the connecting sleeve is provided with positioning grooves which correspond to the positioning pin rods one by one, the positioning grooves penetrate through the inner wall and the outer wall of the connecting sleeve and face the end face of the material rod, each positioning groove is provided with a first positioning groove section and a second positioning groove section, an included angle between the first positioning groove section and the second positioning groove section is 90 degrees, the extending direction of the first positioning groove section is parallel to the axis of the connecting sleeve, and the second positioning groove section extends along the circumferential direction of the outer wall of the connecting sleeve;
when the end part of the material rod extends into the connecting sleeve, the positioning pin rod enters the positioning groove from the opening of the positioning groove on the end surface of the connecting sleeve, so that the end part of the material rod is fixed in the connecting sleeve. In the above-mentioned structure to mutually supporting between locating pin pole and the right angle constant head tank is fixed with the material pole, and the constant head tank of right angle type has restricted the degree of freedom of material pole along its axis rectilinear movement and along its circumferential direction's degree of freedom. This technique is concentrated in the power that the material pole junction bore on the contact surface of material pole and adapter sleeve, compares the connected form that punches on the material pole among the prior art, and its area of contact greatly increased, two degrees of freedom in assurance material pole axial and circumference are all by the atress degree that two furthest's reductions material pole self take place deformation under the dead prerequisite of restriction. Thereby achieving the purposes of ensuring the heat treatment quality of the workpiece and prolonging the service life of the material rod.
Preferably, the positioning pin rod and the material rod are welded and fixed.
Preferably, the material rod is provided with two positioning pin rods, the two first positioning groove sections on the two positioning grooves corresponding to the positioning pin rods on the connecting sleeve are parallel to each other, and the extending directions of the two second positioning groove sections are opposite. Set up two sets of locating pin poles and two sets of constant head tanks that correspond, can further guarantee the atress balance of material pole, slow down the emergence of deformation.
Preferably, the first positioning groove sections on the two positioning grooves are located on the same horizontal plane. The selection of the specific position enables the stress of the connecting position of the material rod to be balanced.
Preferably, the lateral wall of material pole on have with the cotter way of locating pin pole one-to-one, the extending direction of cotter way with the axis of material pole is parallel, the one end of locating pin pole with the inner wall of cotter way is articulated, and the other end is the free end, the locating pin pole can rotate around its articulated position extremely the locating pin pole is whole to be located in the cotter way. This setting up of locating pin pole and cotter way structure can make the material pole rotate under the state of not separating with the adapter sleeve, and its process is to rotate locating pin pole and to its entering pin inslot completely, because locating pin pole breaks away from with the constant head tank completely this moment, the material pole can be at the adapter sleeve internal rotation, rotates 180 backs with the material pole, stirs the free end of locating pin pole, makes in the entering constant head tank of locating pin pole, will rotate 180 backs material pole again and be fixed in the adapter sleeve. Regularly rotate the material pole, can change the atress direction of material pole with adapter sleeve hookup location's atress contact surface by turns, make the material pole correct the deformation of self automatically in the use, reach balanced material pole atress situation, slow down the material pole deformation and take place, extension material pole life's purpose.
Preferably, when the dowel bar is located in the pin slot, a gap is formed between the free end of the dowel bar and the pin slot.
Preferably, still include the work or material rest connecting portion, the work or material rest connecting portion with adapter sleeve fixed connection, the work or material rest connecting portion with X type location lug and X type constant head tank have respectively on the face of adapter sleeve mutual contact, two bellied contained angles are 90 on the X type location lug, X type location lug can stretch into in the X type constant head tank, and both cooperate each other and can restrict the adapter sleeve rotates around its axis, the adapter sleeve center has the through-hole, the work or material rest connecting portion with the through-hole corresponds the position and has the thread groove, the adapter sleeve with through passing between the work or material rest connecting portion the through-hole gets into the fixing bolt of thread groove is fixed, fixing bolt restricts the adapter sleeve extends the removal of its axis direction. The setting of X type location lug and X type constant head tank in above-mentioned structure can make the connecting sleeve fix a position in the direction of two recesses of X type constant head tank to make the adapter sleeve drive the material pole location, make the atress direction change of material pole, avoid the material pole because the atress direction is fixed in long-term use, lead to the deformation in same direction bigger and bigger.
The utility model has the advantages and positive effects that: due to the adoption of the technical scheme, the structure design is reasonable, the connection is convenient, the rod body is not easy to deform, the service life is prolonged, the replacement frequency is reduced, the heat treatment quality of the workpiece is ensured, and the use cost of the equipment is reduced.
Drawings
FIG. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 and 3 are schematic overall structural diagrams of a second embodiment;
fig. 4 and 5 are schematic diagrams illustrating a connection relationship between the connection sleeve and the material rack connection part in the second embodiment;
in the figure: 1-material rod; 2-connecting sleeves; 3-a material rack connecting part; 4-positioning the pin rod; 5-a first positioning groove section; 6-a second positioning groove section; 7-pin slot; 8-voids; 9-fixing the bolt; 10-X type positioning lug; 11-X type positioning groove.
Detailed Description
The present invention will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The first embodiment is as follows:
as shown in fig. 1, the utility model provides a novel connecting device for a heat treatment material rod, which comprises a material rod 1 and a connecting sleeve 2 fixed on a material rack, wherein a positioning pin rod 4 is welded on the outer side wall of the material rod 1 at a position close to the end part of the material rod 1, and the extension line of the axis of the positioning pin rod 4 is vertically intersected with the axis of the material rod 1;
the connecting sleeve 2 is provided with a positioning groove corresponding to the positioning pin rod 4, the positioning groove penetrates through the inner wall and the outer wall of the connecting sleeve and the end face facing the material rod, the positioning groove is provided with a first positioning groove section 5 and a second positioning groove section 6, the included angle between the first positioning groove section 5 and the second positioning groove section 6 is 90 degrees, the extending direction of the first positioning groove section 5 is parallel to the axis of the connecting sleeve 2, and the second positioning groove section 6 extends along the circumferential direction of the outer wall of the connecting sleeve 2;
when the end of the material rod 1 extends into the connecting sleeve 2, the positioning pin rod 4 enters the positioning groove from the opening of the positioning groove on the end surface of the connecting sleeve 2, so that the end of the material rod 1 is fixed in the connecting sleeve 2.
The second embodiment is as follows:
as shown in fig. 2 and 3: two positioning pin rods 4 are arranged on the material rod 1, two first positioning groove sections 5 on two positioning grooves corresponding to the positioning pin rods 4 on the connecting sleeve 2 are parallel to each other, and the continuation directions of the two second positioning groove sections 6 are opposite.
The side wall of the material rod 1 is provided with pin grooves 7 corresponding to the positioning pin rods 4 one by one, the extending direction of the pin grooves 7 is parallel to the axis of the material rod 1, one ends of the positioning pin rods 4 are hinged with the inner walls of the pin grooves 7, the other ends of the positioning pin rods 4 are free ends, and the positioning pin rods 4 can rotate around the hinged positions of the positioning pin rods 4 until the positioning pin rods 4 are all located in the pin grooves 7.
When the dowel bar 4 is located in the pin slot 7, there is a gap 8 between the free end of the dowel bar 4 and the pin slot 7.
As shown in fig. 4 and 5, the material rack connecting device further comprises a material rack connecting part 3, an X-shaped positioning bump 10 and an X-shaped positioning groove 11 are respectively arranged on the surfaces of the material rack connecting part 3 and the connecting sleeve 2, the two convex included angles on the X-shaped positioning bump 10 are 90 degrees, the X-shaped positioning bump 10 can extend into the X-shaped positioning groove 11, the X-shaped positioning bump and the X-shaped positioning groove can be matched with each other to limit the connecting sleeve 2 to rotate around the axis of the connecting sleeve, a through hole is arranged at the center of the connecting sleeve 2, a thread groove is arranged at the position corresponding to the through hole on the material rack connecting part 3, the connecting sleeve 2 and the material rack connecting part 3 are fixed through a fixing bolt 9 penetrating through the through hole to enter the thread groove, and the fixing bolt 9 limits the connecting sleeve 2 to move along the axis direction.
In the structure of the second embodiment, the cooperation of locating pin rod 4 and locating slot, the cooperation between the X type locating lug 10 on the adapter sleeve 2 and the X type locating slot 11 on the work or material rest connecting portion 3, can make material pole 1 rotate 45 °, ± 135 ° or 180 °, regularly rotate material pole 1 and fix a position, can make the contact position of material pole 1 and adapter sleeve 2 change, and then change the stress surface and the stress direction of material pole 1, avoid material pole 1 and adapter sleeve 2 same position long-term atress to take place deformation, the deformation of material pole 1 still can be corrected automatically in turn to the stress position simultaneously, the life of material pole has been prolonged greatly.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (7)
1. Novel heat treatment material pole is connected device, its characterized in that: the material rod connecting device comprises a material rod and a connecting sleeve, wherein at least one positioning pin rod is arranged on the outer side wall of the material rod and close to the end part of the material rod, and the extension line of the axis of the positioning pin rod is vertically intersected with the axis of the material rod;
the connecting sleeve is provided with positioning grooves which correspond to the positioning pin rods one by one, the positioning grooves penetrate through the inner wall and the outer wall of the connecting sleeve and face the end face of the material rod, each positioning groove is provided with a first positioning groove section and a second positioning groove section, an included angle between the first positioning groove section and the second positioning groove section is 90 degrees, the extending direction of the first positioning groove section is parallel to the axis of the connecting sleeve, and the second positioning groove section extends along the circumferential direction of the outer wall of the connecting sleeve;
when the end part of the material rod extends into the connecting sleeve, the positioning pin rod enters the positioning groove from the opening of the positioning groove on the end surface of the connecting sleeve, so that the end part of the material rod is fixed in the connecting sleeve.
2. The novel heat-treated material rod connecting device according to claim 1, characterized in that: and the positioning pin rod and the material rod are welded and fixed.
3. The novel heat-treated material rod connecting device according to claim 2, characterized in that: the material rod is provided with two positioning pin rods, the two first positioning groove sections on the two positioning grooves corresponding to the positioning pin rods on the connecting sleeve are parallel to each other, and the extending directions of the two second positioning groove sections are opposite.
4. The novel heat-treated material rod connecting device according to claim 3, wherein: the first positioning groove sections on the two positioning grooves are positioned on the same horizontal plane.
5. The novel heat-treated material rod connecting device according to claim 2, characterized in that: the side wall of the material rod is provided with pin grooves in one-to-one correspondence with the positioning pin rods, the extending directions of the pin grooves are parallel to the axis of the material rod, one ends of the positioning pin rods are hinged to the inner walls of the pin grooves, the other ends of the positioning pin rods are free ends, and the positioning pin rods can rotate around the hinged positions of the positioning pin rods to be located in the pin grooves.
6. The novel heat-treated material rod connecting device according to claim 5, wherein: when the locating pin rod is located in the pin slot, a gap is formed between the free end of the locating pin rod and the pin slot.
7. The novel heat-treated material rod connecting device according to any one of claims 1 to 6, wherein: still include the work or material rest connecting portion, the work or material rest connecting portion with adapter sleeve fixed connection, the work or material rest connecting portion with X type location lug and X type constant head tank have respectively on the face of adapter sleeve mutual contact, two bellied contained angles are 90 on the X type location lug, X type location lug can stretch into in the X type constant head tank, but both cooperate each other and restrict the adapter sleeve rotates around its axis, the adapter sleeve center has the through-hole, the work or material rest connecting portion with the through-hole corresponds the position and has the thread groove, the adapter sleeve with through passing between the work or material rest connecting portion the through-hole gets into the fixing bolt of thread groove is fixed, fixing bolt restricts the adapter sleeve extends the removal of its axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122070242.6U CN215713218U (en) | 2021-08-31 | 2021-08-31 | Novel heat treatment material rod connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122070242.6U CN215713218U (en) | 2021-08-31 | 2021-08-31 | Novel heat treatment material rod connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215713218U true CN215713218U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122070242.6U Active CN215713218U (en) | 2021-08-31 | 2021-08-31 | Novel heat treatment material rod connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215713218U (en) |
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2021
- 2021-08-31 CN CN202122070242.6U patent/CN215713218U/en active Active
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