CN215103386U - Annealing device for machining fasteners - Google Patents
Annealing device for machining fasteners Download PDFInfo
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- CN215103386U CN215103386U CN202120803189.3U CN202120803189U CN215103386U CN 215103386 U CN215103386 U CN 215103386U CN 202120803189 U CN202120803189 U CN 202120803189U CN 215103386 U CN215103386 U CN 215103386U
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Abstract
The utility model discloses an annealing device for processing fasteners, which comprises a furnace body, an inner cavity, a furnace cover and a multi-layer material rack; the furnace body is provided with a first through hole; the inner cavity is in a hollow column shape; the inner cavity is positioned in the furnace body, and the top surface of the inner cavity is provided with a second through hole opposite to the first through hole; one end of the furnace cover can extend into the first through hole and is connected with the furnace body in an openable mode; the side wall of the furnace body is provided with a plurality of heating pipes and at least one turbulent fan, the inner cavity is rotationally connected in the furnace body, and the peripheral surface of the inner cavity is provided with a plurality of air inlets; the bottom surface of the inner cavity is rotatably connected with a disc for placing a plurality of layers of material racks; an opening is formed in the end part, facing the inner cavity, of the furnace cover; the multilayer material rack comprises a supporting rod, and a hook is arranged at the top of the supporting rod; the hook is positioned in the opening and is higher than the top surface of the furnace body; the surface of the inner barrel is provided with the air inlet, and the inner barrel can rotate around the axis of the inner barrel, so that air flow entering the inner barrel is more uniform, and the annealing effect of a workpiece is ensured.
Description
Technical Field
The utility model relates to a processing technology field of fastener especially relates to an annealing device is used in fastener processing.
Background
Annealing is a heat treatment process for metals, which refers to slowly heating the metal to a certain temperature, holding for a sufficient time, and then cooling at a suitable rate. The purpose is to reduce hardness and improve machinability; the residual stress is eliminated, the size is stabilized, and the deformation and crack tendency is reduced; refining grains, adjusting the structure and eliminating the structure defects.
When the fastener is annealed, the prior art makes the fastener pass in and out of the annealing furnace through a conveyor belt, but the furnace body is communicated with the outside, so that the heat preservation effect of the furnace body is poor, and energy is wasted; and the contact surface of the fastener with the conveyor belt is poorly annealed, thereby causing non-uniform annealing throughout the fastener.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves is: the annealing device for processing the fastener is uniform in annealing and convenient to operate.
In order to solve the main technical problems, the following technical scheme is adopted:
an annealing device for processing fasteners comprises a furnace body, an inner cavity, a furnace cover and a multi-layer material rack; the furnace body is provided with a first through hole; the inner cavity is in a hollow cylindrical shape; the inner cavity is positioned in the furnace body, and the top surface of the inner cavity is provided with a second through hole opposite to the first through hole; one end of the furnace cover can extend into the first through hole and is connected with the furnace body in an openable mode; the side wall of the furnace body is provided with a plurality of heating pipes and at least one turbulent fan; the inner cavity is rotatably connected in the furnace body, and a plurality of air inlets are formed in the peripheral surface of the inner cavity; the bottom surface of the inner cavity is rotatably connected with a disc for placing a plurality of layers of material racks; an opening is formed in the end face, facing the inner cavity, of the furnace cover; the multilayer material rack comprises a supporting rod, and a hook is arranged at the top of the supporting rod; the hook is positioned in the opening and is higher than the top surface of the furnace body.
Preferably, the multi-layer rack comprises a plurality of layers of rack trays for holding workpieces to be annealed; the material rack plates are fixed on the supporting rods at intervals up and down.
Preferably, the heating pipes are divided into an upper part and a lower part; and a rotating shaft of the turbulent flow fan is positioned between the two heating pipes.
Preferably, the lower part of the furnace body is provided with a partition plate; the furnace body is divided into a working cavity and a power cavity from top to bottom by the partition plate; the lower part of the inner cavity is rotatably connected with the partition plate, and the air inlet is only positioned in the working cavity; the bottom of the inner cavity is connected with a power assembly to drive the inner cavity to rotate around the axis of the inner cavity.
Preferably, the power assembly comprises a first motor, a drive belt, a drive pulley and a driven pulley; the driving belt pulley is connected with the first motor; the driven belt pulley is sleeved on the outer side of the inner cavity; the transmission belt is wound on the outer sides of the driving belt pulley and the driven belt pulley; the first motor and the driving belt pulley are positioned outside the furnace body.
Preferably, the second through hole diameter is larger than the first through hole diameter; a sealing ring is arranged on the outer surface of the furnace cover; the sealing ring is positioned outside the furnace body and close to the top surface of the furnace body.
Preferably, an automatic cover opening mechanism is arranged on the outer side of the furnace cover.
Preferably, the automatic cover opening mechanism comprises a connecting rod, a stepping motor and a lifting drive; the connecting rod is L-shaped, one end of the connecting rod is connected with an output shaft of the stepping motor, and the other end of the connecting rod is fixed on the furnace cover; the stepping motor is positioned on the lifting drive and can drive the furnace cover to synchronously lift under the action of the lifting drive.
Compared with the prior art, the utility model discloses be applied to the annealing utensil of fastener and possess following advantage:
(1) the surface of the inner barrel is provided with the air inlet, and the inner barrel can rotate around the axis of the inner barrel, so that air flow entering the inner barrel is more uniform, and the annealing effect of a workpiece is ensured.
(2) The multi-layer material rack is arranged, so that simultaneous annealing of a large number of parts can be realized; the automatic cover opening mechanism is arranged to enable the furnace cover to be opened and closed automatically; the labor intensity of operators is reduced, and the working efficiency is improved.
(3) The multi-layer material rack comprises a supporting rod, a hook is arranged at the top of the supporting rod, an opening is formed in the furnace cover, and the hook is positioned in the opening and is higher than the surface of the furnace body, so that the multi-layer material rack is convenient to take and place; after the annealed multilayer material rack is taken out, another multilayer material rack with the workpiece arranged therein can be arranged, so that the working efficiency is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
Fig. 1 is a schematic view of the overall structure.
In the figure: the automatic cover opening device comprises a furnace body 1, a first through hole 11, a heating pipe 12, a disturbing fan 13, a partition plate 14, a working chamber 15, a power chamber 16, an inner chamber 2, a second through hole 21, an air inlet hole 22, a disc 23, a furnace cover 3, an opening 31, a sealing ring 32, a multi-layer material frame 4, a supporting rod 41, a hook 42, a material frame disc 43, a power assembly 5, a first motor 51, a transmission belt 52, an automatic cover opening mechanism 6, a connecting rod 61, a stepping motor 62 and a lifting drive 63.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions.
The first embodiment,
Referring to fig. 1, an annealing device for processing fasteners includes a furnace body 1, an inner cavity 2, a furnace cover 3, and a multi-layer rack 4.
The multi-layer rack 4 comprises a support rod 41 and a rack disc 43; the rack disc 43 is used for holding a workpiece to be annealed, the rack disc 43 has multiple layers, the multiple layers of rack discs 43 are fixed on the support rod 41 at intervals up and down, and the lowest rack disc 43 is a certain distance away from the bottom end face of the support rod 41; the top of the support rod 41 is provided with a hook 42; the height of the hook 42 is higher than the top surface of the furnace body 1.
The furnace body 1 is provided with a first through hole 11; the inner cavity 2 is a hollow column; the inner cavity 2 is positioned in the furnace body 1, and the top surface of the inner cavity is provided with a second through hole 21 opposite to the first through hole 11; the diameter of the second through hole 21 is larger than that of the first through hole 11; one end of the furnace cover 3 can extend into the first through hole 11 and can be connected with the furnace body 1 in an opening and closing manner; the furnace cover 3 and the furnace body 1 have certain sealing effect, and a sealing ring 32 is arranged on the outer surface of the furnace cover 3 for further ensuring sealing; the sealing ring 32 is positioned outside the furnace body 1 and close to the surface of the furnace body 1; the end surface of the furnace cover 3 facing the inner cavity 2 is provided with an opening 31; when the furnace cover 3 is buckled on the furnace body 1, the hook 42 is positioned in the opening 31; when the furnace cover 3 is opened, the hook 42 is higher than the top surface of the furnace body 1, so that the multi-layer rack 4 can be conveniently taken out of the first through hole 11 by using other auxiliary components (not shown).
The side wall of the furnace body 1 is provided with a plurality of heating pipes 12 and at least one turbulent fan 13; the heating pipe 12 is used for heating the furnace body 1, and the turbulent fan 13 is used for stirring the air in the furnace body 1, so that the temperature in the furnace body 1 is ensured to be uniform; in order to make the turbulent fan 13 work to the maximum effect, the heating pipes 12 are divided into an upper part and a lower part; the rotating shaft of the turbulent fan 13 is located between the two heating pipes 12.
The inner cavity 2 is rotatably connected in the furnace body 1, and a plurality of air inlets 22 are arranged on the peripheral surface; the bottom surface of the inner cavity 2 is rotatably connected with a disc 23 for placing a plurality of material racks 4 through a bearing; the lower part of the furnace body 1 is provided with a partition plate 14; the furnace body 1 is divided into a working cavity 15 and a power cavity 16 from top to bottom by the partition plate 14; the heating pipe 12 and the turbulent fan 13 are both positioned in the working chamber 15, and the air inlet 22 is only positioned in the working chamber 15; the lower part of the inner cavity 2 is connected with a partition plate 14 through a bearing, and in order to ensure the rotating stability of the inner cavity 2, the top and the bottom of the inner cavity 2 are respectively in rotating connection with the top surface and the bottom surface of the furnace body 1; the bottom of the inner cavity 2 is connected with a power assembly 5 to drive the inner cavity to rotate around the axis of the inner cavity, and the power assembly 5 is positioned in a power cavity 16; the rotation of the inner cavity 2 can make the airflow entering the inner cavity 2 rotate, thereby ensuring the temperature to be uniform, and the surface of the furnace body 1 is also provided with an air inlet; the air inlet is connected with an external air source.
The power assembly 5 comprises a first electric motor 51, a transmission belt 52, a driving pulley (not shown) and a driven pulley (not shown); the driving pulley is connected with a first motor 51; the driven belt pulley is sleeved on the outer side of the inner cavity 2; the transmission belt 52 is wound outside the driving pulley and the driven pulley; the first motor 51 and the driving belt pulley are positioned outside the furnace body 1, and the first motor 51 is started to drive the inner cavity 2 to rotate.
Example II,
Referring to fig. 1, the difference between the second embodiment and the first embodiment is that an automatic cover opening mechanism 6 is arranged on the outer side of the furnace cover 3 on the basis of keeping the first embodiment; the automatic cover opening mechanism 6 comprises a connecting rod 61, a stepping motor 62 and a lifting drive 63; the connecting rod 61 is L-shaped, one end of the connecting rod is connected with an output shaft of the stepping motor 62, and the other end of the connecting rod is fixed on the furnace cover 3; the stepping motor 62 is positioned on the lifting drive 63 and can drive the furnace cover 3 to synchronously lift under the action of the lifting drive 63, the lifting drive 63 is a lifting cylinder, and the piston rod end of the cylinder is connected with the stepping motor 62; the lifting drive 63 drives the connecting rod 61 to move upwards, so that the furnace cover 3 is separated from the furnace body 1, and after the separation, the stepping motor 62 rotates to make the furnace cover 3 and the first through hole 11 staggered up and down, so that the multi-layer material rack 4 can be conveniently taken and placed; adopt automatic mechanism 6 of uncapping, can reduce operating personnel working strength, improve production efficiency.
The utility model discloses a working process does: placing a plurality of workpieces on the material rack disc 43, placing the multilayer material rack 4 in the inner cavity 2 through the first through hole 11, and placing the bottom of the support rod 41 on the disc 23; the stepping motor 62 drives the connecting rod 61 and the furnace cover 3 to rotate to be positioned right above the first through hole 11, and the lifting drive 63 drives the furnace cover 3 to move downwards to be buckled on the surface of the furnace body 1; the heating pipe 12 starts to heat up, and meanwhile, the turbulent fan 13 starts to rotate; starting the first motor 51 to make the transmission belt 52 drive the inner cylinder body to rotate around the axis of the inner cylinder body; and when the annealed workpiece needs to be taken out, the operation is reversed.
It should be noted that, in the present invention, "upper, lower, left, right, inner and outer" are defined based on the relative position of the components in the drawings, and are only for the clarity and convenience of describing the technical solution, it should be understood that the application of the directional terms does not limit the protection scope of the present application.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or some of the technical features may be substituted by equivalent substitutions, modifications and the like, all of which are within the spirit and principle of the present invention.
Claims (8)
1. The utility model provides an annealing device is used in fastener processing which characterized in that: comprises a furnace body, an inner cavity, a furnace cover and a multi-layer material rack; the furnace body is provided with a first through hole; the inner cavity is in a hollow cylindrical shape; the inner cavity is positioned in the furnace body, and the top surface of the inner cavity is provided with a second through hole opposite to the first through hole; one end of the furnace cover can extend into the first through hole and is connected with the furnace body in an openable mode; the side wall of the furnace body is provided with a plurality of heating pipes and at least one turbulent fan; the inner cavity is rotatably connected in the furnace body, and a plurality of air inlets are formed in the peripheral surface of the inner cavity; the bottom surface of the inner cavity is rotatably connected with a disc for placing a plurality of layers of material racks; an opening is formed in the end face, facing the inner cavity, of the furnace cover; the multilayer material rack comprises a supporting rod, and a hook is arranged at the top of the supporting rod; the hook is positioned in the opening and is higher than the top surface of the furnace body.
2. The annealing device for fastener working according to claim 1, wherein: the multi-layer material rack comprises a plurality of material rack discs for containing workpieces to be annealed; the material rack plates are fixed on the supporting rods at intervals up and down.
3. The annealing device for fastener working according to claim 1, wherein: the heating pipes are divided into an upper part and a lower part; and a rotating shaft of the turbulent flow fan is positioned between the two heating pipes.
4. The annealing device for fastener working according to claim 1, wherein: the lower part of the furnace body is provided with a partition plate; the furnace body is divided into a working cavity and a power cavity from top to bottom by the partition plate; the lower part of the inner cavity is rotatably connected with the partition plate, and the air inlet is only positioned in the working cavity; the bottom of the inner cavity is connected with a power assembly to drive the inner cavity to rotate around the axis of the inner cavity.
5. The annealing device for fastener working according to claim 4, wherein: the power assembly comprises a first motor, a transmission belt, a driving belt pulley and a driven belt pulley; the driving belt pulley is connected with the first motor; the driven belt pulley is sleeved on the outer side of the inner cavity; the transmission belt is wound on the outer sides of the driving belt pulley and the driven belt pulley; the first motor and the driving belt pulley are positioned outside the furnace body.
6. The annealing device for fastener working according to claim 1, wherein: the diameter of the second through hole is larger than that of the first through hole; a sealing ring is arranged on the outer surface of the furnace cover; the sealing ring is positioned outside the furnace body and close to the top surface of the furnace body.
7. The annealing apparatus for fastener working according to any one of claims 1 to 6, wherein: and an automatic cover opening mechanism is arranged on the outer side of the furnace cover.
8. The annealing device for fastener working according to claim 7, wherein: the automatic cover opening mechanism comprises a connecting rod, a stepping motor and a lifting drive; the connecting rod is L-shaped, one end of the connecting rod is connected with an output shaft of the stepping motor, and the other end of the connecting rod is fixed on the furnace cover; the stepping motor is positioned on the lifting drive and can drive the furnace cover to synchronously lift under the action of the lifting drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803189.3U CN215103386U (en) | 2021-04-19 | 2021-04-19 | Annealing device for machining fasteners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120803189.3U CN215103386U (en) | 2021-04-19 | 2021-04-19 | Annealing device for machining fasteners |
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| CN215103386U true CN215103386U (en) | 2021-12-10 |
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| CN202120803189.3U Active CN215103386U (en) | 2021-04-19 | 2021-04-19 | Annealing device for machining fasteners |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116121622A (en) * | 2022-11-18 | 2023-05-16 | 无锡普天铁心股份有限公司 | Production process of excellent bottom layer oriented silicon steel |
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2021
- 2021-04-19 CN CN202120803189.3U patent/CN215103386U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116121622A (en) * | 2022-11-18 | 2023-05-16 | 无锡普天铁心股份有限公司 | Production process of excellent bottom layer oriented silicon steel |
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