CN213631503U

CN213631503U - Box type resistance furnace

Info

Publication number: CN213631503U
Application number: CN202022125106.8U
Authority: CN
Inventors: 孙莉
Original assignee: Suzhou Linwang Machinery Co ltd
Current assignee: Suzhou Linwang Machinery Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-06
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a box resistance furnace relates to thermal treatment equipment technical field, aims at solving traditional resistance furnace's the material board that carries and stretches out the unstable problem of existence state behind the heating chamber. The key points of the technical scheme are as follows: including the stove case, the heating chamber has been seted up to the inside of stove case, the accent department in heating chamber articulates there is the furnace gate, sliding connection has a material carrying plate in the stove case, one side that the furnace gate was kept away from in the outside of stove case is equipped with and is used for driving the first drive structure that carries the flitch and remove, it sets up two of symmetry and accomodates the breach to carry the flitch to be close to one side of furnace gate, it has the supporting legs all to articulate in the breach for two, it is connected with the connecting rod that is used for connecting two supporting legss to carry to rotate on the flitch, it is equipped with the second drive structure that is used for driving connecting rod pivoted in the flitch to carry, the utility model discloses a.

Description

Box type resistance furnace

Technical Field

The utility model relates to a heat treatment equipment technical field, more specifically say, it relates to a box resistance furnace.

Background

The box-type resistance furnace is a common electric furnace, and is widely applied to production and experiments in the fields of ceramics, metallurgy, electronics, glass, chemical engineering, machinery, refractory materials, new material development, special materials, building materials and the like. Mainly comprises a furnace body and a control box. When the box-type resistance furnace works under general conditions, the box-type resistance furnace mostly adopts an internal heating working mode, and a furnace lining is made of refractory materials and heat-insulating materials, so that the box-type resistance furnace is used for carrying out heat treatment such as normalizing, annealing, quenching and the like on workpieces and other heating purposes.

The box resistance furnace of chinese patent that publication number is CN209310469U, including stove case and furnace gate, be provided with the heating chamber in the stove case, the bottom surface in heating chamber slides and is connected with one end and can extend the flitch that carries in the heating chamber, it still is provided with the high temperature resistant spring that can promote to carry the flitch trend and keep away from the motion of heating chamber direction to heat the intracavity, the downside of furnace gate is rotated and is connected in the stove case, it can butt in the furnace gate inboard to carry the tip that the flitch is close to the furnace gate, the upside of furnace gate still fixedly connected with along with the furnace gate rotate can butt in the stopper that carries the flitch tip, still be provided with the actuating mechanism that can open or.

Above-mentioned utility model's carry the flitch because the plate body that carries the flitch most stretches out the heating chamber when stretching out the heating chamber, can produce the phenomenon that carries the flitch to topple under the effect of laborsaving lever principle when carrying the material weight on the flitch very big, greatly influenced the processingquality of material, therefore set up a structure and realize just very necessary to the reinforcing of carrying flitch stability.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a box resistance furnace realizes carrying the support of flitch and then reaching the reinforcing and carrying the flitch and stretch out the purpose of heating chamber state stability through setting up of supporting legs.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a box resistance furnace, includes the stove case, the heating chamber has been seted up to the inside of stove case, the accent department in heating chamber articulates there is the furnace gate, sliding connection has a flitch of carrying in the stove case, one side that the furnace gate was kept away from in the outside of stove case is equipped with and is used for the drive to carry the first drive structure that the flitch removed, carry the flitch and be close to one side of furnace gate and set up two of symmetry and accomodate the breach, two all articulate in accomodating the breach and have the supporting legs, it is connected with the connecting rod that is used for connecting two supporting legss to carry to rotate on the flitch, it is equipped with.

Through adopting the above technical scheme, carry the flitch through the promotion of first drive structure and remove the process that makes to carry the flitch and can realize automatic pay-off and the ejection of compact, accomodate the breach through seting up and realize accomodating to the supporting legs, avoid the supporting legs to carrying the interference of flitch pay-off and ejection of compact process, ensure to carry flitch pay-off and ejection of compact process and can realize, realize the connection to the both sides supporting legs through the connecting rod, and then can realize the change to two supporting legs accomodate the state through the drive connecting rod, drive structure two effects drive connecting rod rotates, the connecting rod rotates and drives the supporting legs and rotate, realize the change that the supporting legs accomodate.

The utility model discloses further set up to: the bottom of the material carrying plate is provided with a T-shaped sliding block, and the inner bottom surface of the furnace box is provided with a T-shaped sliding groove for the T-shaped sliding block to slide.

Through adopting above-mentioned technical scheme, realize carrying the sliding connection of flitch and stove case through the mutual gomphosis of T shape sliding block and T shape sliding tray, utilize the gomphosis of T shape sliding block and T shape sliding tray to have stable in structure's characteristics to strengthen carrying flitch and stove case connected state's stability simultaneously.

The utility model discloses further set up to: the first driving structure comprises a driving screw rod and a driving motor, wherein the driving screw rod is rotatably connected with the furnace box, the driving motor is used for driving the driving screw rod to rotate, and the driving screw rod is in threaded connection with the T-shaped sliding block.

By adopting the technical scheme, the driving motor rotates to drive the driving screw to rotate, the driving screw rotates to drive the T-shaped sliding block to move through the threaded connection with the T-shaped sliding block, and the T-shaped sliding block moves to drive the material carrying plate to move.

The utility model discloses further set up to: the drive groove has been seted up to the intermediate position of T shape sliding block bottom, the second drive structure include with connecting rod interlude fixed connection's gear and with gear engagement's rack, the gliding actuating lever of one side fixedly connected with in the drive groove of gear is kept away from to the rack, one side fixedly connected with restriction lever that the rack was kept away from to the actuating lever, the cover is equipped with the elastic component that is used for pushing the actuating lever to the gear on the restriction lever, fixedly connected with blocks the piece on the interior bottom surface of T shape sliding tray, block and set up the logical groove that is used for the restriction lever to pass on the piece.

By adopting the technical scheme, the T-shaped sliding block moves to drive the supporting leg to move, when the supporting leg and the oven box are gradually close to each other, the supporting leg is rotationally accommodated in the accommodating notch around a hinged point with the material carrying plate under the pushing of the oven box, the supporting leg rotates to drive the connecting rod fixedly connected with the supporting leg to rotate, the connecting rod rotates to drive the gear fixedly connected with the connecting rod to rotate, the gear rotates to drive the rack meshed with the gear to move, the rack moves to drive the driving rod fixedly connected with the rack to move, the driving rod moves to drive the limiting rod fixedly connected with the driving rod to move, the limiting rod gradually approaches the blocking block to enable the deformation degree of the elastic piece between the driving rod and the blocking block to be larger, when the material carrying plate slides out sliding out from the heating cavity, the driving rod moves towards one side close to the gear under the action of elastic force generated by, the rack moves to rotate through the meshing drive gear, the gear rotates to drive the connecting rod fixedly connected with the gear to rotate, the connecting rod rotates to drive the supporting leg fixedly connected with the connecting rod to rotate, and the supporting leg rotates to the position perpendicular to the material carrying plate to support the material carrying plate, so that the stability of the material carrying plate is better.

The utility model discloses further set up to: the driving rod is fixedly connected with a plurality of T-shaped connecting blocks, and a plurality of T-shaped connecting grooves used for the T-shaped connecting blocks to slide are formed in the groove wall of the driving groove.

Through adopting above-mentioned technical scheme, through T shape connecting block and the mutual gomphosis of T shape spread groove, realize the sliding connection of actuating lever and drive groove on the one hand, on the other hand utilizes the gomphosis of T shape connecting block and T shape spread groove to have stable in structure's characteristics to strengthen the stability that actuating lever and drive groove are connected.

The utility model discloses further set up to: and the hinged point of the furnace door and the furnace box is arranged at the top of the cavity opening of the heating cavity.

By adopting the technical scheme, the structure enables the oven door to be opened upwards in a rotating mode, so that the oven door occupies a smaller operation space.

The utility model discloses further set up to: and a pushing rod for realizing the opening and closing of the furnace door is also hinged between the furnace door and the furnace box.

Through adopting above-mentioned technical scheme, realize opening and closing of furnace gate through catch bar driven mode, reduce the frequency that the workman contacted the furnace gate, avoid the furnace gate to scald the emergence of workman's phenomenon because of the high temperature, realize the guard action to the workman, can also save more physical expenditures of workman simultaneously, more ground energy-concerving and environment-protective.

The utility model discloses further set up to: the bottom of the two supporting legs is fixedly connected with a roller.

Through adopting above-mentioned technical scheme, the setting of gyro wheel can reduce the frictional force of supporting legs and ground contact position for the process that carries the flitch to stretch out the heating chamber becomes more steady.

To sum up, the utility model discloses following beneficial effect has:

it removes the process that makes to carry the flitch to realize automatic pay-off and the ejection of compact through a drive structure promotion year flitch, accomodate the breach through seting up and realize accomodating to the supporting legs, avoid the supporting legs to carrying the interference of flitch pay-off and ejection of compact process, ensure to carry flitch pay-off and ejection of compact process and can realize, realize the connection to the both sides supporting legs through the connecting rod, and then can realize the change of accomodating the state to two supporting legs through the drive connecting rod, drive structure two effects drive the connecting rod and rotate, the connecting rod rotates and drives the supporting legs and rotate, realize the change of supporting legs state of accom.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is an enlarged view at C in fig. 3.

In the figure: 1. a furnace box; 2. a heating cavity; 3. a furnace door; 4. a material carrying plate; 5. a storage notch; 6. supporting legs; 7. a connecting rod; 8. a T-shaped slider; 9. a T-shaped sliding groove; 10. a drive screw; 11. a drive motor; 12. a drive slot; 13. a gear; 14. a rack; 15. a drive rod; 16. a restraining bar; 17. an elastic member; 18. a blocking block; 19. a through groove; 20. a T-shaped connecting block; 21. t-shaped connecting grooves; 22. a push rod; 23. and a roller.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a box resistance furnace, as shown in fig. 1 and fig. 2, including stove case 1, the inside of stove case 1 is equipped with heating chamber 2, the top of heating chamber 2 chamber mouth department articulates there is the furnace gate 3, sliding connection has a flitch 4 on the interior bottom surface of heating chamber 2, still be equipped with the first drive structure that is used for propelling movement year flitch 4 and removes on the stove case 1, it offers two of symmetry setting to accomodate breach 5 to carry flitch 4 to be close to one side of heating chamber 2 chamber mouth department, it has one to accomplish to accomodate supporting legs 6 in accomodating breach 5 all to articulate in breach 5 for two, fixedly connected with connecting rod 7 between two supporting legs 6, be equipped with in the year flitch 4 and be used for driving connecting rod 7 pivoted second drive.

As shown in fig. 2 and 3, a T-shaped sliding groove 9 is formed in the inner bottom surface of the heating cavity 2, a T-shaped sliding block 8 sliding in the T-shaped sliding groove 9 is integrally formed at the bottom of the material loading plate 4, the first driving structure includes a driving screw 10 rotatably connected to the furnace box 1 and a driving motor 11 for driving the driving screw 10 to rotate, the driving motor 11 is a speed reduction motor, the driving motor 11 is disposed outside the furnace box 1 and fixedly connected to the furnace box 1, and the driving screw 10 is in threaded connection with the T-shaped sliding block 8.

As shown in fig. 2, 3, 4 and 5, a driving groove 12 for placing a second driving structure is further formed at the bottom of the T-shaped sliding block 8, the second driving structure includes a gear 13 fixedly connected with the middle section of the connecting rod 7 and a rack 14 engaged with the gear 13, a driving rod 15 is further integrally formed at one side of the rack 14 away from the gear 13, the cross-sectional shape of the driving rod 15 is square, three T-shaped connecting blocks 20 are integrally formed on the driving rod 15, a T-shaped connecting groove 21 for sliding the T-shaped connecting blocks 20 is further formed on the groove wall of the driving groove 12, a limiting rod 16 is integrally formed at one side of the driving rod 15 away from the rack 14, an elastic member 17 attached to the driving rod 15 is further sleeved on the limiting rod 16, the elastic member 17 is provided as a spring, a blocking block 18 attached to the elastic member 17 is further fixedly connected to the inner bottom surface of the T-shaped sliding groove 9, a through groove 19 for passing the limiting rod 16 is formed, the bottoms of the two supporting legs 6 are also fixedly connected with rollers 23, and two pushing rods 22 with two ends respectively hinged with the oven box 1 and the oven door 3 are symmetrically arranged between the oven box 1 and the oven door 3.

The working principle is as follows: the pushing rod 22 is driven, the pushing rod 22 pushes the furnace door 3 to rotate around a point hinged with the furnace box 1, so that the furnace door 3 rotates around a hinged point with the furnace box 1 to be opened, the driving motor 11 rotates to drive the driving screw 10 to rotate, the driving screw 10 rotates to drive the T-shaped sliding block 8 in threaded connection with the driving screw 10 to move, the T-shaped sliding block 8 moves to drive the material carrying plate 4 to move, the material carrying plate 4 moves to drive the supporting legs 6 hinged with the material carrying plate 4 to move, when the hinged parts of the supporting legs 6 slide out of the heating cavity 2, the driving rod 15 moves under the action of elastic force generated by the compressed elastic part 17, the driving rod 15 moves to drive the rack 14 fixedly connected with the driving rod 15 to move, the rack 14 moves to drive the gear 13 to rotate through meshing, the gear 13 rotates to drive the connecting rod 7 fixedly connected with the gear 13 to rotate, the connecting rod 7 rotates, the supporting feet 6 rotate to a position vertical to the material carrying plate 4 and stop rotating, at the moment, the rollers 23 at the bottom of the supporting feet 6 contact with the ground to realize the supporting function on the material carrying plate 4, after the material on the material carrying plate 4 is placed, the driving motor 11 rotates reversely, the driving motor 11 rotates to drive the driving screw 10 to rotate, the driving screw 10 rotates to drive the T-shaped sliding block 8 in threaded connection with the driving screw 10 to gradually move towards the inside of the heating cavity 2, the T-shaped sliding block 8 moves to drive the material carrying plate 4 to move, the material carrying plate 4 moves to drive the supporting feet 6 to move, when the supporting feet 6 are attached to the bottom of the heating cavity 2, the supporting feet 6 are pushed by the furnace box 1 to rotate around the position hinged with the material carrying plate 4 and are contained in the containing gap 5, when the material carrying plate 4 is contained in the heating cavity 2 integrally, the furnace door 3 is driven by the push rod, the above is the working principle of the present invention.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a box resistance furnace, includes stove case (1), heating chamber (2) have been seted up to the inside of stove case (1), the accent department of heating chamber (2) articulates there is furnace gate (3), sliding connection has material carrying plate (4), its characterized in that in stove case (1): one side that furnace door (3) were kept away from in the outside of stove case (1) is equipped with and is used for the drive to carry the first drive structure that flitch (4) removed, carry flitch (4) and set up two of symmetry setting near one side of furnace door (3) and accomodate breach (5), two it has supporting legs (6) all to articulate in breach (5) to accomodate, carry to rotate on flitch (4) and be connected with connecting rod (7) that are used for connecting two supporting legs (6), be equipped with in year flitch (4) and be used for driving connecting rod (7) pivoted second drive structure.

2. A box-type electric resistance furnace according to claim 1, characterized in that: the bottom of the material carrying plate (4) is provided with a T-shaped sliding block (8), and the inner bottom surface of the furnace box (1) is provided with a T-shaped sliding groove (9) for the T-shaped sliding block (8) to slide.

3. A box-type electric resistance furnace according to claim 2, characterized in that: the first driving structure comprises a driving screw (10) rotatably connected with the furnace box (1) and a driving motor (11) used for driving the driving screw (10) to rotate, and the driving screw (10) is in threaded connection with the T-shaped sliding block (8).

4. A box-type electric resistance furnace according to claim 2, characterized in that: drive groove (12) have been seted up to the intermediate position of T shape sliding block (8) bottom, second drive structure include with connecting rod (7) interlude fixed connection's gear (13) and with gear (13) meshing rack (14), one side fixedly connected with that gear (13) were kept away from in rack (14) is at drive inslot (12) gliding actuating lever (15), one side fixedly connected with regulating stem (16) of rack (14) are kept away from in actuating lever (15), the cover is equipped with elastic component (17) that are used for pushing actuating lever (15) to gear (13) one side on regulating stem (16), fixedly connected with blocks piece (18) on the interior bottom surface of T shape sliding tray (9), block and offer logical groove (19) that are used for regulating stem (16) to pass on piece (18).

5. A box-type electric resistance furnace according to claim 4, characterized in that: the driving rod (15) is fixedly connected with a plurality of T-shaped connecting blocks (20), and the groove wall of the driving groove (12) is provided with a plurality of T-shaped connecting grooves (21) used for the T-shaped connecting blocks (20) to slide.

6. A box-type electric resistance furnace according to claim 1, characterized in that: and the hinged point of the furnace door (3) and the furnace box (1) is arranged at the top of the cavity opening of the heating cavity (2).

7. A box-type electric resistance furnace according to claim 1, characterized in that: a push rod (22) for realizing the opening and closing of the furnace door (3) is also hinged between the furnace door (3) and the furnace box (1).

8. A box-type electric resistance furnace according to claim 1, characterized in that: the bottoms of the two supporting legs (6) are fixedly connected with rollers (23).