CN214212106U

CN214212106U - Heating furnace

Info

Publication number: CN214212106U
Application number: CN202023080644.6U
Authority: CN
Inventors: 张国平
Original assignee: Jiangyin Guoxiang Forging Co ltd
Current assignee: Jiangyin Guoxiang Forging Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-17
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a heating furnace, including furnace body and furnace gate, be equipped with heating cavity and heater strip in the furnace body, its characterized in that: a support frame is arranged outside the furnace body, a through groove is formed in the top of the furnace body and communicated with the heating cavity, a plug is inserted into the through groove, and the top of the plug is connected with the support frame through a connecting mechanism; the left furnace body top in logical groove is equipped with a support, coupling mechanism includes vertical slide rail, motor, rolling dish, chain and controller, the rolling dish rotate install in the side of motor, the output shaft of motor with the rolling dish links to each other, vertical slide rail install in on the right flank of support, the left side of end cap slide through a slider set up in on the vertical slide rail, the left side of chain around locating on the rolling dish, the right-hand member of chain with the top of slider links to each other. The utility model provides the high heating and the forging quality of product.

Description

Heating furnace

Technical Field

The utility model relates to a forge the field, especially relate to a heating furnace.

Background

Forging is a process of using forging machinery to apply pressure to a metal blank to make it plastically deform to obtain a forging with certain mechanical properties, certain shape and size.

Prior to forging the product, it is generally necessary to heat the metal to soften it so that it can be plastically deformed during subsequent forging. In heating a metal, the metal is generally heated in a heating furnace, and then the heated product is taken out and forged. After the heating is finished, the temperature in the high-temperature treatment furnace needs to be slightly reduced, but the furnace door of the heating furnace cannot be opened, and the problem that the quality of the material is affected by oxidation and the like easily occurs because after the furnace door is opened, cold air enters quickly and metal is not forged. In the normal process, the heating function is directly closed, and the heating furnace is waited for a period of time of natural cooling and temperature reduction, however, the period of time is very long, and the subsequent processing efficiency can be influenced.

Disclosure of Invention

The utility model aims at providing a heating furnace through using this structure, has improved the heating stability and the heating quality of product, has also guaranteed the subsequent forging quality of product.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a heating furnace comprises a furnace body and a furnace door arranged at the front end of the furnace body, wherein a heating cavity is arranged in the furnace body, a plurality of groups of heating wires are arranged on the inner wall of the heating cavity, a support frame is arranged outside the furnace body, a through groove is arranged at the top of the furnace body, the bottom of the through groove is communicated with the heating cavity, a support frame is arranged at the top of the furnace body outside the through groove, a plug is inserted in the support frame, the bottom of the plug is abutted against the inside of the through groove, and the top of the plug is connected with the support frame through a connecting mechanism;

the top of the furnace body at the left side of the through groove is provided with a bracket, the left side of the bracket is connected with the supporting frame, the connecting mechanism comprises a vertical sliding rail, a motor, a winding disc, a chain and a controller, the motor and the controller are arranged below the left side of the supporting frame, the controller is electrically connected with the motor, the winding disc is rotatably arranged beside the motor, the output shaft of the motor is connected with the middle part of the winding disc, the vertical slide rail is arranged on the right side surface of the bracket, the left side of the plug is arranged on the vertical slide rail in a sliding way through a slide block, the right side of the top of the bracket is provided with a right guide pulley, the top of the left side of the bracket is provided with a left guide pulley, the left side of the chain is wound on the winding disc, the right end of the chain sequentially passes through the left guide pulley and the right guide pulley and is connected with the top of the sliding block.

In the technical scheme, a square limiting table is arranged at the top of the plug, the width of the square limiting table is larger than that of the plug, the bottom of the plug penetrates through the supporting frame and is inserted into the through groove, and the bottom surface of the square limiting table is abutted to the top surface of the supporting frame.

In the technical scheme, the right side of the sliding block is connected with the left side of the square limiting table, the left side of the sliding block is arranged on the vertical sliding rail in a sliding mode, a hanging ring is arranged at the top of the sliding block, and the right end of the chain is connected with the hanging ring.

Among the above-mentioned technical scheme, the top left side of support is equipped with the left side extension board, the top right side of support is equipped with the right side extension board, the left side extension board sets up left by lower supreme slope, the left side of left side extension board set up in the left side of support is outside, the right side extension board sets up right by lower supreme slope, the right side of right side extension board set up in directly over the slider, left side leading pulley rotate install in the top of left side extension board, right side leading pulley rotate install in the top of right side extension board.

In the above technical scheme, the middle part of the chain is wound on the top of the left guide pulley and the top of the right guide pulley.

Among the above-mentioned technical scheme, the left side middle part of support frame is equipped with a gag lever post, the gag lever post set up in left side leading pulley with front side between the rolling dish, the left side middle part of chain is connected with a spacing chain, the one end of spacing chain is the link, and the other end is spacing end, spacing serving is equipped with the spacing hole of multiunit, the link of spacing chain with the middle part of chain links to each other, spacing end of spacing chain is through a set of spacing hole articulate in on the gag lever post.

In the above technical scheme, when the plug is abutted to the through groove, the connecting end of the limiting chain is arranged above the limiting end, and when the plug is arranged above the through groove, the connecting end of the limiting chain is arranged below the limiting end.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. in the utility model, the top of the furnace body is provided with the through groove and the plug, and the plug is driven by the motor and the chain to move up and down, so that the plug can plug the through groove or open the through groove, thereby facilitating the exhaust and cooling of the heating cavity, preventing the influence on the blank inside the heating cavity, ensuring the heating stability and heating quality of the product, and simultaneously ensuring the subsequent forging quality of the product;

2. the plug is arranged on the vertical slide rail in a sliding manner, the winding disc is driven to rotate by the rotation of the motor, the plug is driven to move upwards by the rotation of the winding disc to be separated from the through groove, or the through groove is blocked by the plug, manual operation is not needed, and the labor intensity of operators is effectively reduced;

3. the utility model discloses in through the setting of spacing chain, can prevent that end cap displacement is too big, realize the spacing to the end cap removal.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a connection between a plug and a through groove in an embodiment of the present invention.

Wherein: 1. a furnace body; 2. heating the cavity; 3. heating wires; 4. a support frame; 5. a through groove; 6. a support frame; 7. a plug; 8. a support; 9. a vertical slide rail; 10. a motor; 11. a winding disc; 12. a chain; 13. a controller; 14. a slider; 15. a right guide pulley; 16. a left guide pulley; 17. a square limit table; 18. a hoisting ring; 19. a left extension plate; 20. a right extension plate; 21. a limiting rod; 22. And a limiting chain.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

the first embodiment is as follows: referring to fig. 1 and 2, a heating furnace comprises a furnace body 1 and a furnace door arranged at the front end of the furnace body, wherein a heating cavity 2 is arranged in the furnace body, a plurality of groups of heating wires 3 are arranged on the inner wall of the heating cavity, a support frame 4 is arranged outside the furnace body, a through groove 5 is arranged at the top of the furnace body, the bottom of the through groove is communicated with the heating cavity, a support frame 6 is arranged at the top of the furnace body outside the through groove, a plug 7 is inserted in the support frame, the bottom of the plug is abutted against the inside of the through groove, and the top of the plug is connected with the support frame through a connecting mechanism;

the left furnace body top in logical groove is equipped with a support 8, the left side of support with the support frame links to each other, coupling mechanism includes vertical slide rail 9, motor 10, rolling dish 11, chain 12 and controller 13, the motor reaches the controller install in the left side below of support frame, the controller with the motor is automatically controlled to be connected, the rolling dish rotate install in the side of motor, the output shaft of motor with the middle part of rolling dish links to each other, vertical slide rail install in on the right flank of support, the left side of end cap slide through a slider 14 set up in on the vertical slide rail, the top right side of support is equipped with right side guide pulley 15, the left side top of support is equipped with a left side guide pulley 16, the left side of chain is around locating on the rolling dish, the right-hand member of chain passes through in proper order left side guide pulley, left side guide pulley, The right guide pulley is connected with the top of the sliding block.

In this embodiment, in actual use, the blank is placed into the heating cavity by opening the furnace door, and the blank is heated by the heating wire, wherein after the blank is heated to a set temperature, if the furnace door is directly opened, the heat dissipation speed is too high, which affects the heat treatment quality of the product, and if the furnace door is opened, even if a part of the blank is opened, the air flow rate is higher, which results in higher heat dissipation speed, therefore, by arranging the through groove and the plug, when the heating cavity needs to dissipate heat, but the heat dissipation speed cannot be too high, the plug is directly pulled up, the through groove is opened, so that the heating cavity can be circulated with the outside air, and the through groove is arranged at the top of the furnace body, and the product is placed at the bottom of the furnace body, the heat dissipation is from top to bottom, the hot air first gradually rises and flows out through the through groove, so as to prevent the product from being directly cooled, effectively ensuring the heat treatment quality of the product. When the end cap is opened, an operator controls the driving motor to work through the controller, the winding disc is driven to wind the chain, the chain is guided through the left guide pulley and the right guide pulley, the sliding block rises, namely, the end cap moves upwards along the vertical sliding rail, the end cap rises, the end cap is separated from the through groove, the through groove can be opened, when the end cap is required to be plugged into the through groove, the driving motor drives the winding disc to rotate reversely, the winding disc unreels the chain, the sliding block and the end cap are stressed, and the automatic descending block is in the through groove.

Referring to fig. 1 and 2, a square limiting table 17 is arranged at the top of the plug, the width of the square limiting table is larger than that of the plug, the bottom of the plug penetrates through the support frame and is inserted into the through groove, and the bottom surface of the square limiting table abuts against the top surface of the support frame. Through the setting of square spacing platform, after the logical groove is plugged up to the end cap like this, can utilize square spacing platform to support on the top surface of carriage, the chain just can not cause the pulling force to the rolling dish like this, reduces the damage to the motor.

Referring to fig. 1 and 2, the right side of the sliding block is connected with the left side of the square limiting table, the left side of the sliding block is slidably arranged on the vertical sliding rail, a hanging ring 18 is arranged at the top of the sliding block, and the right end of the chain is connected with the hanging ring.

The top left side of support is equipped with left side extension board 19, the top right side of support is equipped with right side extension board 20, left side extension board sets up by lower supreme slope left, the left side of left side extension board set up in the left side of support is outside, the right side extension board sets up by lower supreme slope right, the right side of right side extension board set up in directly over the slider, left side leading pulley rotate install in the top of left side extension board, right side leading pulley rotate install in the top of right side extension board.

The middle part of the chain is wound on the tops of the left guide pulley and the right guide pulley.

The arrangement of the left guide pulley and the right guide pulley can guide the chain in a transmission manner, so that the winding and unwinding smoothness of the chain is ensured.

Referring to fig. 1, the left middle part of support frame is equipped with a gag lever post 21, the gag lever post set up in left side leading pulley with the front side between the rolling dish, the left side middle part of chain is connected with a spacing chain 22, the one end of spacing chain is the link, and the other end is spacing end, spacing serving is equipped with the spacing hole of multiunit, the link of spacing chain with the middle part of chain links to each other, the spacing end of spacing chain through a set of spacing hole articulate in on the gag lever post.

When the plug is abutted to the through groove, the connecting end of the limiting chain is arranged above the limiting end, and when the plug is arranged above the through groove, the connecting end of the limiting chain is arranged below the limiting end.

In this embodiment, when driving motor works, through the setting of spacing chain and gag lever post, when rolling and unreeling the chain, play limiting displacement, guarantee when the chain rolling, when the slider rises to the certain distance, spacing chain is stretched straightly, make unable continuation rolling, the slider can't continue to rise like this, when the chain unreels, when the end cap supports can't continue to descend after leading to the inslot, the chain continues to unreel partly, make the chain of slider top can be in loose rotation, can not be in the tensioning, in order to prevent it loose too much, the chain unreels after the certain degree, spacing chain also can hold the chain, prevent that it from continuing to unreel, guarantee that the chain is not too loose in the position of slider top, guarantee that the chain is connected with the slider and keeps certain rate of tension, be convenient for receive and unreel.

Claims

1. The utility model provides a heating furnace, includes the furnace body and sets up in the furnace gate of furnace body front end, be equipped with the heating cavity in the furnace body, be equipped with multiunit heater strip, its characterized in that on the inner wall of heating cavity: a support frame is arranged outside the furnace body, a through groove is formed in the top of the furnace body, the bottom of the through groove is communicated with the heating cavity, a support frame is arranged at the top of the furnace body outside the through groove, a plug is inserted in the support frame, the bottom of the plug is abutted against the inside of the through groove, and the top of the plug is connected with the support frame through a connecting mechanism;

2. The heating furnace according to claim 1, wherein: the top of the plug is provided with a square limiting table, the width of the square limiting table is larger than that of the plug, the bottom of the plug penetrates through the supporting frame and is inserted into the through groove, and the bottom surface of the square limiting table is abutted to the top surface of the supporting frame.

3. The heating furnace according to claim 2, wherein: the right side of slider with the left side of square spacing platform links to each other, the left side of slider slide set up in on the vertical slide rail, the top of slider is equipped with a rings, the right-hand member of chain with rings link to each other.

4. The heating furnace according to claim 1, wherein: the top left side of support is equipped with the left side extension board, the top right side of support is equipped with the right side extension board, the left side extension board sets up left by lower supreme slope, the left side of left side extension board set up in the left side of support is outside, the right side extension board sets up right by lower supreme slope, the right side of right side extension board set up in directly over the slider, left side guide pulley rotate install in the top of left side extension board, right side guide pulley rotate install in the top of right side extension board.

5. The heating furnace according to claim 4, wherein: the middle part of the chain is wound on the tops of the left guide pulley and the right guide pulley.

6. The heating furnace according to claim 1, wherein: the left side middle part of support frame is equipped with a gag lever post, the gag lever post set up in left side leading pulley with front side between the rolling dish, the left side middle part of chain is connected with a spacing chain, the one end of spacing chain is the link, and the other end is spacing end, spacing serving is equipped with the spacing hole of multiunit, the link of spacing chain with the middle part of chain links to each other, spacing end of spacing chain is through a set of spacing hole articulate in on the gag lever post.

7. The heating furnace according to claim 6, wherein: when the plug is abutted to the through groove, the connecting end of the limiting chain is arranged above the limiting end, and when the plug is arranged above the through groove, the connecting end of the limiting chain is arranged below the limiting end.