CN217324202U

CN217324202U - Box hot forming heating furnace of individual layer for metal heat treatment

Info

Publication number: CN217324202U
Application number: CN202221213731.0U
Authority: CN
Inventors: 申富文; 王卫国; 王国新; 李希伟; 窦利民
Original assignee: Xuancheng Guansheng Automotive Technology Co ltd
Current assignee: Xuancheng Guansheng Automotive Technology Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-30
Anticipated expiration: 2032-05-20

Abstract

The application provides a box thermoforming heating furnace of individual layer for metal heat treatment includes: the box-type heating furnace comprises a box-type heating furnace shell, wherein a sealing box door is detachably arranged on the front side of the box-type heating furnace shell, a movable opening is formed in the front and back of one side of the sealing box door in a penetrating mode, and a discharging auxiliary piece is arranged on the front side of the box-type heating furnace shell. This technical scheme is through being provided with the auxiliary piece of unloading in box heating furnace shell, after the heat treatment in box heating furnace shell the work piece on placing the board, make the shrouding open through the telescoping device, Z axle drive division makes and places the board and remove to sealed chamber door the place ahead from the dodge gate simultaneously, and seal the dodge gate through the shielding plate, avoid the inside heat loss of box heating furnace shell, reduce energy consumption, electric telescopic handle extends the contact and places board bottom rear end, will place board jacking to the slope form, thereby make the work piece landing of placing on the board break away from and place the board, reduce artifical burden of unloading, greatly improve work efficiency.

Description

Box hot forming heating furnace of individual layer for metal heat treatment

Technical Field

The utility model relates to a box thermoforming heating furnace technical field of individual layer specifically is a box thermoforming heating furnace of individual layer for metal heat treatment.

Background

The metal heat treatment is an auxiliary device for heating a metal workpiece by using a single-layer box type thermal forming heating furnace so as to facilitate the workpiece to be subjected to a thermal forming process better, and is widely used in the production and processing of automobile parts at present.

In the single-layer box type thermal forming heating furnace in the prior art, a workpiece to be processed is mostly placed on a placing plate in the heating furnace, after the workpiece is subjected to thermal treatment, the workpiece is manually clamped by a tool and is transferred to next processing equipment, on one hand, the mode consumes large labor intensity due to manual unloading, and simultaneously, when the single-layer box type thermal forming heating furnace is manually opened for unloading, the heat in the heating furnace is quickly lost, so that the unloading is dangerous to a certain extent, on the other hand, the energy consumption is serious, the subsequent thermal treatment operation is inconvenient to continue, on the other hand, the mode of manual unloading is troublesome, and the manual work needs to spend a large amount of time to take out the thermally treated workpiece, then, the workpiece needs to be quickly transferred to the next processing device, otherwise the heat loss of the workpiece seriously affects the subsequent processing quality of the workpiece, and the use burden is further increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box thermoforming heating furnace of individual layer for metal heat treatment in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

in a first aspect, a single-layer box type thermoforming heating furnace for heat treatment of metals comprises: a box-type heating furnace shell, wherein the front side of the box-type heating furnace shell is detachably provided with a sealing box door, one side of the sealing box door is penetrated and provided with a movable opening, the front side of the box-type heating furnace shell is provided with a discharging auxiliary piece, wherein,

the discharging auxiliary part comprises a Z-axis driving part arranged in a box type heating furnace shell, a receiving part arranged on the discharging auxiliary part, an automatic blocking part arranged on the outer side of the sealing box door and used for blocking the movable opening, and a jacking part arranged on the outer side of the sealing box door and used for jacking the receiving part to overturn, wherein the Z-axis driving part is used for driving the receiving part to move back and forth.

The improved structure of the heating furnace is characterized in that the Z-axis driving part comprises a convex block arranged at the front end of the inner wall of the left side and the right side of the shell of the box-type heating furnace and a Z-axis stud with one end rotatably connected with the rear end of the convex block, the other end of the Z-axis stud movably penetrates through the rear side of the shell of the box-type heating furnace, a driving device is arranged in the middle of the outer wall of the rear side of the shell of the box-type heating furnace, and the output end of the driving device is in transmission connection with the two groups of Z-axis studs through a chain wheel transmission group.

The improved structure of the heating furnace is characterized in that the bearing part comprises a bearing plate which is sleeved at the rear ends of the outer walls of the two groups of Z-axis studs through threads, the bearing plate is arranged in the shell of the heating furnace, supporting blocks are arranged at the two ends of the front side of the bearing plate, the front ends of the tops of the two groups of supporting blocks are hinged to one end of the placing plate, a longitudinal contact block is arranged in the center of the bottom of the placing plate, a plurality of groups of spacing blocks are arranged at the rear ends of the bottom of the contact block in an equidistant mode, and a plurality of groups of through holes penetrate through the placing plate.

The improved structure is characterized in that shielding plates are fixedly sleeved on the outer walls of the two groups of supporting blocks and between the bearing plates and the placing plates, and the area of each shielding plate is larger than that of a movable opening formed in the door of the sealing box.

The automatic blocking part comprises a sealing plate which is hinged to the front side of the shell of the box type heating furnace and corresponds to a movable opening formed in the door of the sealing box, and the sealing plate is driven to turn over by a telescopic device arranged on the front side of the door of the sealing box.

The improved structure is characterized in that a groove is formed in the middle of the front side of the sealing box door and below the movable opening, the jacking portion is arranged in the groove, and a plurality of groups of heating devices are arranged on the inner wall of the shell of the box-type heating furnace.

The improved structure is characterized in that the jacking part comprises a U-shaped seat arranged at the bottom of the groove, one end of an electric telescopic rod is rotatably connected into the U-shaped seat through a rotating shaft, and a miniature rotating device for driving the rotating shaft to rotate is arranged on one side of the U-shaped seat.

In summary, the present application discloses a single-layer box-type thermoforming heating furnace for metal heat treatment.

According to the technical scheme, the discharging auxiliary piece is arranged in the shell of the box type heating furnace, after a workpiece on the placing plate is subjected to heat treatment in the shell of the box type heating furnace, the sealing plate is opened through the telescopic device, the placing plate is moved to the front of the sealing box door from the movable opening through the Z-axis driving part, the movable opening is sealed through the shielding plate, the loss of heat in the shell of the box type heating furnace is avoided, the energy consumption is reduced, the position of the electric telescopic rod is adjusted through the micro rotating device, the electric telescopic rod is extended to contact with the rear end of the bottom of the placing plate, the placing plate is lifted to be inclined, so that the workpiece on the placing plate slides off the placing plate, the manual discharging burden is reduced, the working efficiency is greatly improved, the use safety is higher, meanwhile, the discharging auxiliary piece can be matched with external conveying equipment, the workpiece can be directly discharged onto the external conveying equipment, and the workpiece can be quickly transferred to the next processing equipment through the external conveying equipment, the heat loss of the automobile parts subjected to heat treatment before subsequent processing is avoided, and the subsequent processing quality of the workpieces is ensured.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a perspective view of a single-chamber box type thermoforming heating furnace for heat treatment of metals according to the present application;

FIG. 2 is a perspective view of a discharge aid in a single-layer box-type thermoforming furnace for heat treatment of metals according to the present application;

FIG. 3 is a perspective view of a Z-axis driving part in a single-layered box type thermoforming heating furnace for heat treatment of metals according to the present application;

FIG. 4 is a perspective view of a receiving part of a single-layered box type hot forming furnace for heat treatment of metals according to the present invention.

FIG. 5 is a perspective view of an automatic stopper in a single-layer box type thermoforming heating furnace for heat treatment of metals according to the present application.

In the figure: 1. a box-type heating furnace shell; 2. sealing the box door; 3. an unloading auxiliary member; 31. a Z-axis drive unit; 311. a bump; 312. a Z-axis stud; 313. a drive device; 314. a sprocket drive group; 32. a receiving part; 321. a bearing plate; 322. a shielding plate; 323. a support block; 324. placing the plate; 325. a spacer block; 33. an automatic blocking part; 331. closing plates; 332. a telescoping device; 34. a jacking portion; 341. a U-shaped seat; 342. an electric telescopic rod; 343. a micro rotating device; 4. a heating device.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1-5, a single-layer box-type thermoforming heating furnace for metal heat treatment comprises a box-type heating furnace housing 1 and a sealing box door 2 detachably disposed at the front side of the box-type heating furnace housing 1, wherein a plurality of groups of heating devices 4 are disposed on the inner wall of the box-type heating furnace housing 1;

as can be seen from fig. 2, the front side of the box-type heating furnace housing 1 is hollow, one end of the sealing box door 2 is hinged to the right end of the front side of the box-type heating furnace housing 1, and the other end of the sealing box door 2 can be fastened to the box-type heating furnace housing 1 by using a fastening structure widely used in the field, so as to ensure the sealing of the sealing box door 2 to the front side of the box-type heating furnace housing 1, and a movable opening (not shown in the figure) is formed through the front and back of one side of the sealing box door 2, so that the receiving portion 32 in the unloading auxiliary member 3, which will be described in detail below, can enter and exit from the box-type heating furnace housing 1. The heating device 4 is a burner or an electric heating element, etc., and will not be described in detail herein;

the box-type heating furnace is characterized in that a discharging auxiliary part 3 is arranged in a box-type heating furnace shell 1 and used for assisting a user to discharge materials and avoiding temperature loss in the box-type heating furnace during discharging, the discharging auxiliary part 3 comprises a Z-axis driving part 31 which is arranged in the box-type heating furnace shell 1 and used for driving a bearing part 32 to move back and forth, the bearing part 32 is used for supporting automobile parts to be subjected to heat treatment, the bearing part 32 can enter and exit an inner cavity of the box-type heating furnace shell 1 through a movable opening on a sealing box door 2, in order to avoid heat loss in the box-type heating furnace shell 1 during normal use, an automatic sealing part 33 for sealing the movable opening is arranged on the front side of the sealing box door 2, a jacking part 34 is arranged on the front side of the sealing box door 2 and below the automatic sealing part 33, and is used for jacking the placement plate 324 in the bearing part 32 after being arranged outside the box-type heating furnace shell 1, sliding the heat-treated automobile parts placed on the placing plate 324 downward for discharge;

it should be noted that the single-layer box-type thermoforming heating furnace of the present application can be used in cooperation with an external conveying device, that is, after the receiving portion 32 is moved to the outside of the box-type heating furnace housing 1, it is located above the external conveying device, the placing plate 324 on the subsequent receiving portion 32 is turned over to make the heat-treated automobile parts slide downward, the heat-treated automobile parts sliding downward fall on the conveying device, and the automobile parts can be rapidly conveyed to the corresponding processing position for processing through the conveying device, so that more heat loss of the heat-treated automobile parts before the subsequent processing is performed can be effectively reduced, and the subsequent processing quality of the workpieces is ensured.

Example 2

As shown in fig. 3-4, the Z-axis driving part 31 includes a protrusion 311 disposed at the front end of the inner wall of the left and right sides of the box-type heating furnace housing 1 and a Z-axis stud 312 with one end rotatably connected to the rear end of the protrusion 311 through a bearing, the other end of the Z-axis stud 312 movably penetrates the rear side of the box-type heating furnace housing 1, a driving device 313 is disposed in the middle of the outer wall of the rear side of the box-type heating furnace housing 1, and the driving device 313 and the two sets of Z-axis studs 312 are in transmission connection through a sprocket transmission set 314;

wherein, the driving device 313 comprises a servo motor and a speed reducer, as can be seen from fig. 3, the driving device 313 is arranged on the rear side wall of the box type heating furnace housing 1 and is not in the box type heating furnace housing 1, so that the driving device is not influenced by the high temperature in the box type heating furnace housing 1, and the driving device 313 is used for driving the Z-axis stud 312 to rotate. The sprocket drive group 314 is a well-known drive component in the art, and includes a sprocket and a chain for the driving device 313 to drive the two sets of Z-axis studs 312 to rotate synchronously in the same direction.

Example 3

As shown in fig. 4, the receiving portion 32 includes a receiving plate 321 which is threaded on the rear end of the outer wall of the two sets of Z-axis studs 312 and is disposed in the box-type heating furnace housing 1, longitudinal supporting blocks 323 are disposed at both ends of the front side of the receiving plate 321 and are disposed inside the two sets of Z-axis studs 312, the front ends of the tops of the two sets of supporting blocks 323 are hinged to one end of a placing plate 324, the placing plate 324 is attached to the tops of the two sets of supporting blocks 323, and the supporting blocks 323 can drive the placing plate 324 to pass through the movable opening of the sealed box door 2;

wherein, both ends of one side of the bearing plate 321 are provided with screw holes in front and back for matching with the Z-axis stud 312, so that the Z-axis stud 312 drives the bearing plate 321 to move forward or backward when rotating. The support blocks 323 preferably have a rectangular vertical cross-section. A plurality of groups of strip-shaped through holes are formed in the placing plate 324 in a penetrating manner so as to ensure that the automobile parts placed on the placing plate 324 are better heated;

furthermore, a shielding plate 322 is fixedly sleeved on the outer wall of the two groups of supporting blocks 323 and between the bearing plate 321 and the placing plate 324, the area of the shielding plate 322 is larger than the area of the movable opening formed on the sealing box door 2, that is, after the placing plate 324 is moved to the outer side of the box-type heating furnace shell 1 by the Z-axis driving part 31, the shielding plate 322 can be attached to the inner wall of one side of the sealing box door 2 to seal the movable opening of the sealing box door 2, so as to avoid heat loss in the box-type heating furnace shell 1 during unloading;

furthermore, a strip-shaped contact block is arranged at the center of the bottom of the placing plate 324, a plurality of groups of spacing blocks 325 are arranged at equal intervals from front to back on the rear side of the bottom of the contact block, after the placing plate 324 is positioned to the outer side of the box-type heating furnace shell 1, the top of the lifting part 34 is upward, so that the top end of the lifting part can enter between the adjacent spacing blocks 325 or the electric telescopic rod 342 rotates around the rotating shaft when the lifting part is extended, the rear end of the placing plate 324 is upward, the placing plate 324 is gradually inclined, and at the moment, the automobile parts on the placing plate 324 are subjected to sliding unloading.

Example 4

As shown in fig. 5, the automatic blocking portion 33 includes a sealing plate 331 hinged to the front side of the box-type heating furnace housing 1 and used for blocking the movable opening formed on the sealing box door 2, the area of the sealing plate 331 is larger than that of the movable opening formed on the sealing box door 2, two ends of the front side of the sealing plate 331 are connected to the output ends of the telescopic device 332, and the other end of the telescopic device 332 is connected to the front side of the sealing box door 2;

the telescopic device 332 may be an arc electric telescopic rod, and certainly, is not limited to this structure, and may be any device capable of driving the sealing plate 331 to rotate around one end.

Example 5

As shown in fig. 5, a groove is formed in the front side of the box-type heating furnace housing 1 and at the center below the movable opening, the lifting portion 34 includes a U-shaped seat 341 fixed at the bottom of the groove, one end of an electric telescopic rod 342 is rotatably connected in the U-shaped seat 341 through a rotating shaft, and a micro rotating device 343 for driving the rotating shaft to rotate is arranged at one end of the U-shaped seat 341;

wherein, miniature rotary device 343 can adopt miniature servo motor for drive electric telescopic handle 342 is the tilt state, thereby makes electric telescopic handle 342 extend and can lift up and place board 324 upset, perhaps drives electric telescopic handle 342 and rotates and accomodate to the recess in, in actual conditions, for the better contact of electric telescopic handle 342 places the structure of board 324 bottom, and electric telescopic handle 342's top can inlay and establish the ball.

In summary, the working principle of the single-layer box type thermoforming heating furnace of the application is as follows: when the automobile heat treatment device is used, all electric elements in the automobile heat treatment device are connected with an external power supply through leads, the sealing box door 2 is opened, automobile parts needing heat treatment are placed on the top of the placing plate 324, then the sealing box door 2 is closed, the automobile parts are subjected to heat treatment through the opening of the heating device 4, after the heat treatment, the driving device 313 is opened, the driving device 313 enables the two groups of Z-axis screw posts 312 to synchronously rotate in the same direction through the chain wheel transmission set 314, meanwhile, the sealing plate 331 is turned over and opened through the telescopic device 332, the placing plate 324 is enabled to move towards the front side through the driving of the Z-axis screw posts 312 until the shielding plate 322 contacts the inner wall of the rear side of the sealing box door 2, at the moment, the placing plate 324 is placed in front of the sealing box door 2, the electric telescopic rod 342 is enabled to rotate to an inclined state through the opening of the micro-rotating device 343, and the electric telescopic rod 342 is driven to extend to contact with the rear end of the bottom of the placing plate 324, the placing plate 324 is lifted up to be inclined, so that the heat-treated automobile parts placed on the top of the placing plate 324 slide off the placing plate 324.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A single-layer box-type thermoforming heating furnace for heat treatment of metals, comprising: the heating furnace comprises a box-type heating furnace shell (1), wherein a sealing box door (2) is detachably arranged on the front side of the box-type heating furnace shell (1), a movable opening is formed in the front and the back of one side of the sealing box door (2) in a penetrating mode, and the heating furnace is characterized in that: the front side of the box-type heating furnace shell (1) is provided with a discharging auxiliary piece (3), wherein,

the discharging auxiliary part (3) comprises a Z-axis driving part (31) arranged in the box type heating furnace shell (1), a bearing part (32) arranged on the discharging auxiliary part (3), an automatic blocking part (33) arranged on the outer side of the sealing furnace door (2) and used for blocking the movable opening, and a jacking part (34) arranged on the outer side of the sealing furnace door (2) and used for jacking the bearing part (32) to overturn, wherein the Z-axis driving part (31) is used for driving the bearing part (32) to move back and forth.

2. The single-chamber box type thermoforming heating furnace for the heat treatment of metals according to claim 1, characterized in that: the Z-axis driving part (31) comprises a bump (311) arranged at the front end of the inner wall of the left side and the right side of the box-type heating furnace shell (1) and a Z-axis stud (312) with one end rotatably connected with the rear end of the bump (311), the other end of the Z-axis stud (312) movably penetrates through the rear side of the box-type heating furnace shell (1), a driving device (313) is arranged in the middle of the outer wall of the rear side of the box-type heating furnace shell (1), and the output end of the driving device (313) is in transmission connection with the two groups of Z-axis studs (312) through a chain wheel transmission group (314).

3. The single-chamber box type thermoforming heating furnace for metal heat treatment as claimed in claim 2, characterized in that: the bearing part (32) comprises a bearing plate (321) which is sleeved at the rear ends of the outer walls of the two groups of Z-axis studs (312) through threads, the bearing plate (321) is arranged in the box-type heating furnace shell (1), supporting blocks (323) are arranged at two ends of the front side of the bearing plate (321), the front ends of the tops of the two groups of supporting blocks (323) are hinged to one end of a placing plate (324), a longitudinal contact block is arranged in the center of the bottom of the placing plate (324), a plurality of groups of spacing blocks (325) are arranged at the rear end of the bottom of the contact block at equal intervals, and a plurality of groups of through holes are formed in the placing plate (324).

4. The single-chamber box type thermoforming heating furnace for metal heat treatment as claimed in claim 3, characterized in that: the outer walls of the two groups of supporting blocks (323) are fixedly sleeved with shielding plates (322) between the bearing plates (321) and the placing plates (324), and the area of each shielding plate (322) is larger than that of a movable opening formed in the sealing box door (2).

5. The single-chamber box type thermoforming heating furnace for metal heat treatment as claimed in claim 4, characterized in that: the automatic blocking part (33) comprises a sealing plate (331) which is hinged to the front side of the box-type heating furnace shell (1) and corresponds to a movable opening formed in the sealing box door (2), and the sealing plate (331) is driven to turn over through a telescopic device (332) arranged on the front side of the sealing box door (2).

6. The single-chamber box type thermoforming heating furnace for metal heat treatment as claimed in claim 5, characterized in that: a groove is formed in the middle of the front side of the sealing box door (2) and below the movable opening, the jacking portion (34) is arranged in the groove, and a plurality of groups of heating devices (4) are arranged on the inner wall of the box type heating furnace shell (1).

7. The single-chamber box type thermoforming heating furnace for metal heat treatment as claimed in claim 6, characterized in that: the jacking portion (34) comprises a U-shaped seat (341) arranged at the bottom of the groove, one end of an electric telescopic rod (342) is rotatably connected into the U-shaped seat (341) through a rotating shaft, and a micro rotating device (343) for driving the rotating shaft to rotate is arranged on one side of the U-shaped seat (341).