CN211170774U - Mesh belt type quenching furnace for nut processing - Google Patents

Mesh belt type quenching furnace for nut processing Download PDF

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Publication number
CN211170774U
CN211170774U CN201922322144.XU CN201922322144U CN211170774U CN 211170774 U CN211170774 U CN 211170774U CN 201922322144 U CN201922322144 U CN 201922322144U CN 211170774 U CN211170774 U CN 211170774U
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CN
China
Prior art keywords
nut
mesh
blanking
fixed
quenching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201922322144.XU
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Chinese (zh)
Inventor
孟凯
孟凯辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Handan Duofei Fastener Manufacturing Co ltd
Original Assignee
Handan Duofei Fastener Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Handan Duofei Fastener Manufacturing Co ltd filed Critical Handan Duofei Fastener Manufacturing Co ltd
Priority to CN201922322144.XU priority Critical patent/CN211170774U/en
Application granted granted Critical
Publication of CN211170774U publication Critical patent/CN211170774U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The utility model relates to a nut processing technology field discloses a mesh belt formula quenching furnace is used in nut processing, in order to improve the quenching efficiency in the nut course of working, the inboard of supporting the chassis is provided with conveying mesh belt, and the top of supporting the chassis is fixed with from a left side to the right side in proper order and preheats box, quenching box, it rotates with blanking mechanism through the hydraulic stem to support the chassis and is connected, the sleeve axle is through tiling scraper blade and cup joint nut fixed connection, the end of airing exhaust of heat extraction fan is fixed with waste heat recovery pipe. The utility model discloses a tiling motor drives the rotation of transmission lead screw, can adjust the spacing distance between tiling scraper blade and the conveying mesh belt, and then carries out spacing tiling to the nut of pouring into on the conveying mesh belt and handle, makes the nut can the omnidirectional process of quenching that carries on, drives the rotation of blanking mechanism through the hydraulic stem, can adjust the blanking angle of blanking mechanism, makes the steady landing of nut to the cooling bath of different models in.

Description

Mesh belt type quenching furnace for nut processing
Technical Field
The utility model relates to a nut processing technology field specifically is a net belt type quenching furnace is used in nut processing.
Background
The quenching furnace is a non-standard electric furnace specially designed according to the requirements of users, and is mainly used for quenching, heating and other heat treatments of various steel workpieces, the types of the quenching furnace are various, and the mesh-belt type quenching furnace is often used for quenching treatment of nut processing.
However, mesh belt type quenching furnaces for nut processing in the current market have some defects, the situation that the quenching efficiency of nuts is low is easily caused due to the fact that the nuts are crowded together in the quenching process of the traditional nuts, the blanking mechanism of the nuts is single in structure, and the situation that the nuts collide with each other and deform and are damaged in the sliding process after quenching is finished is easily caused. Therefore, those skilled in the art have provided a mesh-belt type quenching furnace for nut processing to solve the problems set forth in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mesh belt formula quenching furnace is used in nut processing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a mesh belt type quenching furnace for nut processing comprises a supporting bottom frame, wherein a conveying mesh belt is arranged on the inner side of the supporting bottom frame, a preheating box body and a quenching box body are sequentially fixed above the supporting bottom frame from left to right, a blanking mechanism is connected to one side of the supporting bottom frame, the supporting bottom frame is rotatably connected with the blanking mechanism through a hydraulic rod, a flat motor is fixed at the position of the front side corner above the preheating box body, a heat exhaust fan is embedded at the position of the rear side corner above the preheating box body, the end part of the inner side of the preheating box body, which is positioned at the flat motor, is rotatably connected with a transmission lead screw, a positioning rod is fixed at one end of the inner side of the preheating box body, a sleeve nut is connected to the outer side of the transmission lead screw, a sleeve shaft is sleeved on the outer side of the positioning rod, and, the heat extraction fan is characterized in that an exhaust end of the heat extraction fan is fixed with a waste heat recovery pipe, an inner side of the waste heat recovery pipe is clamped with a high-efficiency filter screen, the inner side of the waste heat recovery pipe is clamped with the lower side of the high-efficiency filter screen to form an initial-effect filter screen, the upper side of the quenching box body is embedded into the middle position to form an air inlet fan, the air inlet fan is connected with the preheating box body through the preheating pipe, and the inner side of the quenching box body is fixed with a heating element at the top position.
As a further aspect of the present invention: the blanking mechanism comprises a blanking main board, a fixed shaft sleeve is fixed at one end of the blanking main board, a blanking support plate is embedded and clamped at the other end of the blanking main board, and a knob is screwed at the position, located at the top end, of the blanking main board.
As a further aspect of the present invention: the inner diameter of the blanking main board is matched with the outer diameter of the blanking support plate, and the blanking main board is screwed and fixed with the blanking support plate through a knob.
As a further aspect of the present invention: the hydraulic rod inclines upwards by 45 degrees relative to the horizontal direction of the supporting bottom frame, one side of the supporting bottom frame is rotatably connected with a pin shaft, and the hydraulic rod is rotatably connected with the fixed shaft sleeve through the pin shaft and the blanking mechanism.
As a further aspect of the present invention: the inner side of the sleeve nut is provided with an internal thread matched with the transmission screw rod, and the inner diameter of the sleeve shaft is matched with the outer diameter of the positioning rod.
As a further aspect of the present invention: the high-efficiency filter screen and the primary filter screen both adopt stainless steel components, and the filtration pore diameter of the primary filter screen is one half of that of the high-efficiency filter screen.
As a further aspect of the present invention: the outer side of the preheating pipe is wrapped with a heat-insulating layer, and the heat-insulating layer is made of polyurethane foam components.
As a further aspect of the present invention: the belt surface of the conveying mesh belt adopts a grid structure, and the pore size of the grid is not higher than 3 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model can adjust the spacing distance between the flat scraper and the conveyer belt by the rotation of the flat motor driving the transmission screw rod, further limit the flat processing of the nuts poured on the conveyer belt, so that the nuts can carry out the quenching process in all directions, avoid the condition that the nuts are crowded together to cause low quenching efficiency, drive the rotation of the blanking mechanism by the hydraulic rod, adjust the blanking angle of the blanking mechanism, further enable the nuts to stably slide into cooling grooves with different models under the extension of the blanking support plate on the blanking mechanism, improve the flexibility of the quenching furnace, reduce the mutual collision damage and the collision abrasion of the nuts, pump the smoke in the quenching box into the preheating box body by the intake fan, preheat the nuts, improve the high quality of nut quenching, recycle the preheated smoke by the heat exhaust fan, the recycling property of the energy of the quenching furnace can be improved, and the pollution of the smoke to the environment is avoided.
Drawings
FIG. 1 is a schematic structural view of a mesh-belt type quenching furnace for nut processing;
FIG. 2 is a schematic structural view of the inside of a mesh belt type quenching furnace for nut processing;
FIG. 3 is a schematic structural view of the interior of a preheating box body in a mesh-belt quenching furnace for nut processing;
fig. 4 is a schematic structural diagram of a blanking mechanism in a mesh belt quenching furnace for nut processing.
In the figure: 1. a support chassis; 2. a conveyor belt; 3. preheating the box body; 4. quenching the box body; 5. a hydraulic lever; 6. a blanking mechanism; 61. a blanking main board; 62. fixing the shaft sleeve; 63. a blanking support plate; 64. a knob; 7. tiling a motor; 8. a heat exhaust fan; 9. a preheating pipe; 10. a fan inlet; 11. a heating element; 12. a transmission screw rod; 13. sleeving a nut; 14. spreading a scraper; 15. a sleeve shaft; 16. positioning a rod; 17. a waste heat recovery pipe; 18. a high-efficiency filter screen; 19. a primary filter screen.
Detailed Description
Referring to fig. 1-4, in the embodiment of the present invention, a mesh-belt quenching furnace for nut processing includes a supporting chassis 1, a conveying mesh belt 2 is disposed inside the supporting chassis 1, a preheating box 3 and a quenching box 4 are sequentially fixed above the supporting chassis 1 from left to right, a blanking mechanism 6 is connected to one side of the supporting chassis 1, the supporting chassis 1 is rotatably connected to the blanking mechanism 6 through a hydraulic rod 5, the blanking mechanism 6 includes a blanking main board 61, a fixing shaft sleeve 62 is fixed to one end of the blanking main board 61, a blanking support plate 63 is embedded and fastened to the other end of the blanking main board 61, a knob 64 is screwed to a position above the blanking main board 61 at a top end, an inner diameter of the blanking main board 61 is adapted to an outer diameter of the blanking support plate 63, the blanking main board 61 is screwed and fixed to the blanking support plate 63 through the knob 64, the knob 64 is unscrewed when a nut is quenched, the clamping length of the blanking support plate 63 on the blanking main plate 61 is adjusted, so that the blanking support plate 63 can extend into the cooling groove, the knob 64 is screwed, the blanking support plate 63 is fixed, when the quenched nut slides to the blanking mechanism 6, the quenched nut can stably and uniformly fall into the cooling groove, the hydraulic rod 5 is inclined upwards by 45 degrees relative to the horizontal direction of the supporting underframe 1, one side of the supporting underframe 1 is rotatably connected with a pin shaft, the hydraulic rod 5 and the blanking mechanism 6 are rotatably connected with a fixed shaft sleeve 62 through the pin shaft, the blanking angle of the blanking mechanism 6 can be adjusted by driving the blanking mechanism 6 to rotate by the hydraulic rod 5, and then under the flexible of blanking extension board 63 on blanking mechanism 6, can make the steady landing of nut to the cooling bath of different models, when improving the quenching furnace flexibility, reduced the condition that the nut collided with each other and damaged, collided and abraded again.
A flat motor 7 is fixed above the preheating box body 3 at the front side angular position, a heat exhaust fan 8 is embedded and arranged above the preheating box body 3 at the rear side angular position, the end part of the inner side of the preheating box body 3, which is positioned at the flat motor 7, is rotatably connected with a transmission screw rod 12, a positioning rod 16 is fixed at one end of the inner side of the preheating box body 3, which is opposite to the transmission screw rod 12, a sleeve nut 13 is connected with the outer side of the transmission screw rod 12, a sleeve shaft 15 is sleeved on the outer side of the positioning rod 16, the sleeve shaft 15 is fixedly connected with the sleeve nut 13 through a flat scraper 14, an inner thread which is matched with the transmission screw rod 12 is arranged at the inner side of the sleeve nut 13, the inner diameter of the sleeve shaft 15 is matched with the outer diameter of the positioning rod 16, the belt surface of the conveying belt 2 adopts a mesh structure, the pore size of the mesh, and then the conveying mesh belt 2 rotates circularly, carry the nut and quench, in the course of transportation, the nut enters and preheats the box 3 preliminarily, before preheating, the tiling motor 7 works, drive the transmission lead screw 12 to rotate, under the balance of the locating lever 16, adjust the height of the tiling scraper blade 14, carry out spacing tiling processing to the nut on the conveying mesh belt 2, make the nut can all-round carry out the quenching process, avoid the nut to crowd together and lead to the situation that the quenching efficiency is low, the nut after preliminary preheating is carried to the inside of quenching box 4, carry out quenching processing to it through the heating element 11 in service, the nut after quenching is carried to blanking mechanism 6, and then carry to the cooling tank.
A waste heat recovery pipe 17 is fixed at the exhaust end of the heat exhaust fan 8, a high-efficiency filter screen 18 is clamped at the inner side of the waste heat recovery pipe 17, a primary filter screen 19 is clamped at the lower part of the high-efficiency filter screen 18 at the inner side of the waste heat recovery pipe 17, a fan 10 is embedded at the middle part of the upper part of the quenching box 4, the fan 10 is connected with the preheating box 3 through a preheating pipe 9, a heating element 11 is fixed at the top end of the inner side of the quenching box 4, the high-efficiency filter screen 18 and the primary filter screen 19 are both made of stainless steel components, the aperture of a filter hole of the primary filter screen 19 is half of that of the high-efficiency filter screen 18, a heat preservation layer is wrapped at the outer side of the preheating pipe 9 and made of polyurethane foam components, in the process of quenching the nut, smoke generated by the quenching box 4 is sucked by the fan 10 and is conveyed into the preheating box 3 through the preheating pipe 9, the preheated flue gas is taken out by the heat extraction fan 8, and the clean flue gas is discharged through the waste heat recovery pipe 17 under the filtration of the primary filter screen 19 and the high-efficiency filter screen 18, so that the other equipment is heated, and the efficiency of energy recovery and utilization of the quenching furnace is improved.
The utility model discloses a theory of operation is: when the nut is quenched, the telescopic end of the hydraulic rod 5 extends out or retracts to drive the blanking mechanism 6 to rotate, the blanking angle of the blanking mechanism 6 is adjusted, the knob 64 is further unscrewed, the clamping length of the blanking support plate 63 on the blanking main board 61 is adjusted, the blanking support plate 63 can extend into the cooling tank, the knob 64 is further screwed, the blanking support plate 63 is fixed, when the quenched nut slides onto the blanking mechanism 6, the quenched nut can stably and uniformly fall into the cooling tank, during the quenching process of the nut, the nut is poured onto the conveying mesh belt 2, the conveying mesh belt 2 rotates circularly, the nut is conveyed and quenched, during the conveying process, the nut enters the preheating box body 3 for preliminary preheating, before preheating, the spreading motor 7 works to drive the transmission lead screw 12 to rotate, under the balance of the positioning rod 16, the height of the spreading scraper 14 is adjusted, carry out spacing tiling to the nut on conveying mesh belt 2 and handle, make the nut can the omnidirectional carry out the quenching process, avoid the nut crowded condition that leads to quenching inefficiency together, nut after preliminary preheating is carried to quenching box 4 inside, carry out quenching to it through heating element 11 in the work, nut after the quenching is carried to blanking mechanism 6 on, and then carry to the cooling bath in, the flue gas that further quenching box 4 produced is by air inlet fan 10 suction, carry through preheating tube 9 and carry out preliminary preheating to the nut in preheating box 3, flue gas after preheating is taken out by heat extraction fan 8, under the filtration of first effect filter screen 19 and high-efficient filter screen 18, discharge clean flue gas through waste heat recovery pipe 17, carry out heating process to other equipment, improve the efficiency to quenching furnace energy recuperation.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (8)

1. A mesh belt type quenching furnace for nut processing comprises a supporting chassis (1) and is characterized in that a conveying mesh belt (2) is arranged on the inner side of the supporting chassis (1), a preheating box body (3) and a quenching box body (4) are sequentially fixed above the supporting chassis (1) from left to right, a blanking mechanism (6) is connected to one side of the supporting chassis (1), the supporting chassis (1) is rotatably connected with the blanking mechanism (6) through a hydraulic rod (5), a flat-laying motor (7) is fixed at a front side corner position above the preheating box body (3), a heat-extraction fan (8) is embedded at a rear side corner position above the preheating box body (3), a transmission screw rod (12) is rotatably connected to the end portion, located at the flat-laying motor (7), of the inner side of the preheating box body (3), and a positioning rod (16) is fixed at one end of the transmission screw rod (12) right towards the inner side of the preheating box body (3), the outside of transmission lead screw (12) is connected with cup joint nut (13), the outside cover of locating lever (16) has sleeve shaft (15), sleeve shaft (15) through tiling scraper blade (14) and cup joint nut (13) fixed connection, the end of airing exhaust of heat extraction fan (8) is fixed with waste heat recovery pipe (17), the inboard block of waste heat recovery pipe (17) has high-efficient filter screen (18), and the inboard below block that is located high-efficient filter screen (18) of waste heat recovery pipe (17) has just imitate filter screen (19), the top of quenching box (4) is located the embedding of middle part position department and is provided with into fan (10), it is connected with preheating box (3) through preheating pipe (9) to advance fan (10), the inboard of quenching box (4) is located top position department and is fixed with heating element (11).
2. The mesh-belt quenching furnace for nut processing according to claim 1, wherein the blanking mechanism (6) comprises a blanking main plate (61), a fixed bushing (62) is fixed at one end of the blanking main plate (61), a blanking support plate (63) is embedded and clamped at the other end of the blanking main plate (61), and a knob (64) is screwed at a top position above the blanking main plate (61).
3. The mesh-belt quenching furnace for nut processing as claimed in claim 2, wherein the inner diameter of the blanking main plate (61) is matched with the outer diameter of the blanking support plate (63), and the blanking main plate (61) is screwed and fixed with the blanking support plate (63) through a knob (64).
4. The mesh-belt quenching furnace for nut processing as claimed in claim 2, wherein the hydraulic rod (5) is inclined upwards by 45 degrees relative to the horizontal direction of the supporting chassis (1), one side of the supporting chassis (1) is rotatably connected with a pin shaft, and the hydraulic rod (5) and the blanking mechanism (6) are rotatably connected with the fixed shaft sleeve (62) through the pin shaft.
5. The mesh-belt quenching furnace for nut processing as claimed in claim 1, wherein the inner side of the sleeve nut (13) is provided with an internal thread adapted to the transmission screw rod (12), and the inner diameter of the sleeve shaft (15) is adapted to the outer diameter of the positioning rod (16).
6. The mesh-belt quenching furnace for nut processing as claimed in claim 1, wherein the high-efficiency filter mesh (18) and the primary filter mesh (19) are both made of stainless steel material, and the aperture of the primary filter mesh (19) is half of the aperture of the high-efficiency filter mesh (18).
7. The mesh-belt quenching furnace for nut processing as claimed in claim 1, wherein the preheating pipe (9) is wrapped with an insulating layer made of polyurethane foam.
8. The mesh-belt quenching furnace for nut processing as claimed in claim 1, wherein the belt surface of the conveying mesh belt (2) adopts a mesh structure, and the pore size of the mesh is not higher than 3 mm.
CN201922322144.XU 2019-12-23 2019-12-23 Mesh belt type quenching furnace for nut processing Expired - Fee Related CN211170774U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922322144.XU CN211170774U (en) 2019-12-23 2019-12-23 Mesh belt type quenching furnace for nut processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922322144.XU CN211170774U (en) 2019-12-23 2019-12-23 Mesh belt type quenching furnace for nut processing

Publications (1)

Publication Number Publication Date
CN211170774U true CN211170774U (en) 2020-08-04

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ID=71793560

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922322144.XU Expired - Fee Related CN211170774U (en) 2019-12-23 2019-12-23 Mesh belt type quenching furnace for nut processing

Country Status (1)

Country Link
CN (1) CN211170774U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112501410A (en) * 2020-11-11 2021-03-16 嘉兴恒瑞金属科技股份有限公司 Bolt strengthening heat treatment equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112501410A (en) * 2020-11-11 2021-03-16 嘉兴恒瑞金属科技股份有限公司 Bolt strengthening heat treatment equipment

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200804

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