CN214361566U

CN214361566U - Vacuum tempering furnace convenient to maintain

Info

Publication number: CN214361566U
Application number: CN202022649490.1U
Authority: CN
Inventors: 刘朝雷; 符荣敏
Original assignee: Jiangsu Huasu Industrial Furnace Manufacturing Co ltd
Current assignee: Jiangsu Huasu Industrial Furnace Manufacturing Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-10-08
Anticipated expiration: 2030-11-16

Abstract

The application relates to a vacuum tempering furnace convenient to maintain, which relates to the technical field of heat treatment equipment and comprises a furnace body, wherein supporting plates are arranged on two sides in the furnace body, a furnace barrel for fixing a workpiece is arranged in the furnace body, fixing plates are arranged on two sides of the furnace barrel, the fixing plates are positioned above the supporting plates, pulleys are arranged at the bottoms of the fixing plates, the pulleys are rotatably connected with the fixing plates, and the pulleys are abutted to the supporting plates; the workman stimulates a furnace section of thick bamboo, and the pulley drive fixed plate slides in the backup pad, and then easy with whole furnace section of thick bamboo to the outer displacement of furnace body, more laborsaving push-and-pull furnace section of thick bamboo to can realize maintaining furnace body and furnace section of thick bamboo convenience.

Description

Vacuum tempering furnace convenient to maintain

Technical Field

The application relates to the technical field of heat treatment equipment, in particular to a vacuum tempering furnace convenient to maintain.

Background

The tempering furnace is used for tempering common metal parts in air and quenching, annealing and aging heat treatment of light alloy parts such as aluminum alloy die castings, pistons, aluminum plates and the like. The vacuum tempering furnace is mainly suitable for the bright annealing and tempering treatment of black and nonferrous metal wire, strip and pipe materials, mechanical parts, electronic components and tool and die measuring tools, and the treated product has smooth surface, is not oxidized and decarburized.

In the related art, the vacuum tempering furnace is generally provided with supporting plates on two sides of the inner wall of the furnace body, a furnace barrel for accommodating workpieces is arranged in the furnace body, fixing plates extending out of two ends of the furnace barrel are pressed on the supporting plates on two sides of the furnace body, and the fixing plates are fixed with the supporting plates through bolts.

When wanting to maintain, need operating personnel to dismantle the bolt from the fixed plate, pulling the boiler barrel, fixed plate and the contact of backup pad face on the boiler barrel, and then fixed plate and backup pad frictional force are big to it is hard to pull out the furnace body to the boiler barrel, maintains inconveniently.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the furnace barrel is hard to pull out from the furnace body, the application provides a vacuum tempering furnace convenient to maintain.

The application provides a convenient vacuum tempering furnace who maintains adopts following technical scheme:

the utility model provides a convenient vacuum tempering furnace of maintaining, includes the furnace body, both sides are equipped with the backup pad in the furnace body, be equipped with the stove section of thick bamboo that is used for fixed work piece in the furnace body, stove section of thick bamboo both sides are equipped with the fixed plate, the fixed plate is located the backup pad top, the fixed plate bottom is equipped with the pulley, the pulley rotates with the fixed plate to be connected, pulley and backup pad butt.

Through adopting above-mentioned technical scheme, during the maintenance, workman pulling stove section of thick bamboo, pulley drive fixed plate slides in the backup pad, and then easy with whole stove section of thick bamboo to the outer displacement of furnace body, more laborsaving push-and-pull stove section of thick bamboo to can realize maintaining furnace body and stove section of thick bamboo convenience.

Preferably, a plurality of air outlet holes are formed in the furnace cylinder, and a plurality of air outlet holes are formed in the periphery of the air outlet holes.

Through adopting above-mentioned technical scheme, the furnace body is adding man-hour, and hot-air can follow the exhaust vent and flow through and form heat cycle, and the venthole is with heat diffusion in advancing the stove section of thick bamboo to heating effect is better and the work piece is heated more evenly.

Preferably, the fixed plate is provided with a reinforcing plate, one end of the reinforcing plate is fixedly connected with the fixed plate, and the other end of the reinforcing plate is fixedly connected with the furnace barrel.

Through adopting above-mentioned technical scheme, the joint strength of horizontal direction and vertical direction between fixed plate and the stove section of thick bamboo has been strengthened to the reinforcing plate for the fixed plate supports the stove section of thick bamboo and slides more firmly.

Preferably, furnace body one side is equipped with the furnace gate, the furnace gate rotates with the furnace body to be connected, the fixed plate tip is equipped with the open slot, be equipped with first dwang in the open slot, first dwang is close to furnace gate one end and rotates with the open slot to be connected, first dwang is kept away from furnace gate one end and is rotated and be connected with the second dwang, first dwang is close to furnace gate one end and is equipped with the setting element of fixing first dwang in vertical direction, first dwang is kept away from one of furnace gate and is served and be equipped with the connecting piece that is used for fixing the second dwang in vertical direction.

Through adopting above-mentioned technical scheme, stretch out a stove section of thick bamboo, a plurality of pulleys rotate, and the pulley drive fixed plate slides in the backup pad, rotates first dwang and second dwang, and when first dwang and second dwang were in vertical position, setting element and connecting piece kept vertical position with first dwang and second dwang, and the pulley slides with ground, and then more laborsaving pulling stove section of thick bamboo.

Preferably, the setting element is including the fixed end lever that sets up the opening part at the open slot, the end lever rotates with first pivot pole to be connected, fixedly connected with end plate on the end lever, be equipped with the camshaft in the first pivot pole, the camshaft rotates with first pivot pole to be connected, camshaft mandrel extends first pivot pole, camshaft horizontal position is located the end lever top, the end plate top is equipped with the first fixed slot with camshaft spindle nose gomphosis when first pivot pole is in horizontal position, the end plate bottom is equipped with the second fixed slot with camshaft spindle nose gomphosis when first pivot pole is in vertical position.

By adopting the technical scheme, when the furnace barrel is arranged in the furnace body, the shaft handle of the cam shaft is rotated to enable the shaft head of the cam shaft to rotate to be embedded with the first fixing groove, so that the first rotating rod can be fixed on the fixing plate in the horizontal direction; when the furnace barrel extends out of the furnace body, the camshaft shaft handle is rotated to enable the first fixing plate to rotate to the vertical direction along the end rod, and then the camshaft shaft handle is rotated to enable the camshaft shaft head to rotate to be embedded with the second fixing groove, so that the first rotating rod and the fixing plate can be fixed in the vertical direction.

Preferably, the end plate is provided with a bolt, and the bolt is in threaded connection with the support plate.

Through adopting above-mentioned technical scheme, the bolt is fixed the end plate in the backup pad to realized that the fixed plate is fixed in the backup pad.

Preferably, the connecting piece is including selling the piece groove, sell piece groove and be located the second dwang and keep away from pulley one side on the second dwang, first dwang top is equipped with the L shape groove, first dwang is equipped with L shape round pin piece, L shape round pin piece and L shape groove gomphosis, L shape round pin piece and round pin piece groove gomphosis when first dwang and second dwang are in vertical position, L shape round pin piece is kept away from second dwang one end and is equipped with the spring that drive L shape round pin piece slided towards round pin piece groove.

Through adopting above-mentioned technical scheme, when a stove section of thick bamboo stretches out the furnace body, when first dwang and second dwang were in vertical position, the L shape round pin piece of department in the L-shaped inslot rotated, and the spring drives L shape round pin piece and round pin piece groove gomphosis under the effect of elasticity to it remains fixed to have realized the second axis of rotation when vertical position.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the pulley drives the fixed plate to slide on the supporting plate, so that the whole furnace barrel is easily displaced towards the outer side of the furnace body, and the inner part of the furnace body can be pushed and pulled more labor-saving;

2. the hot air can be from the exhaust vent in the circulation of circulation formation heat cycle, and the venthole is with the heat diffusion in advancing a stove section of thick bamboo to heating effect is better and the work piece is heated more evenly.

And the camshaft shaft handle is rotated to enable the camshaft shaft head to rotate and be embedded with the second fixing groove, so that the first rotating rod is fixed in the vertical direction.

When the second dwang is in vertical position, the slip is in L shape round pin piece of L shape inslot, and the spring drives L shape round pin piece and round pin piece groove gomphosis under the effect of elasticity, and then realizes the fixed of second dwang in vertical direction.

Drawings

FIG. 1 is an overall structural operation schematic diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic structural view of a furnace drum according to an embodiment of the present application;

fig. 4 is a schematic view illustrating installation of the positioning member and the connecting member according to the embodiment of the present application.

Description of reference numerals: 1. a furnace body; 2. a support plate; 21. a bolt; 3. a furnace barrel; 31. a fixing plate; 311. a pulley; 312. a chute; 32. an air outlet; 321. an air outlet; 33. a reinforcing plate; 34. an open slot; 341. a first rotating lever; 342. a positioning member; 3421. an end plate; 3422. an end bar; 3423. a camshaft; 3424. a first fixing groove; 3425. a second fixing groove; 343. a rotating shaft; 344. a second rotating lever; 345. a connecting member; 3451. a block slot; 3452. an L-shaped slot; 3453. an L-shaped pin block; 3454. a spring; 4. a furnace door.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses convenient vacuum tempering furnace of maintaining, refer to fig. 1, a convenient vacuum tempering furnace of maintaining, including furnace body 1, the bilateral symmetry of furnace body 1 inner wall is fixed with backup pad 2, backup pad 2 sets up along furnace body 1's opening direction, 3 both sides of a furnace section of thick bamboo are fixed with the fixed plate 31 that is the bar, fixed plate 31 is located backup pad 2 top, the length direction who follows fixed plate 31 on the fixed plate 31 is equipped with a plurality of spouts 312, spout 312 internal fixation has the slide bar, the slide bar is provided with pulley 311 with one heart, pulley 311 and slide bar fixed connection, the slide bar rotates with spout 312 to be connected,

pulley

311 and 2 butts in backup pad.

Referring to fig. 1 and 2, a plurality of air outlets 32 are arrayed on the circumferential surface of the furnace tube 3, hot air can flow through the air outlets 32 to form a thermal cycle, and air outlets 321 for diffusing heat into the furnace tube 3 are arranged around the air outlets 32; meanwhile, in order to fix the fixed plate 31 and the furnace tube 3 more firmly, a reinforcing plate 33 is arranged between the fixed plate 31 and the furnace tube 3, the reinforcing plate 33 is arranged in a triangular shape, the reinforcing plate 33 is arranged between the fixed plate 31 and the furnace tube 3 in a plurality of arrays, one end of the reinforcing plate 33 is welded with the fixed plate 31, and the other end of the reinforcing plate 33 is welded with the furnace tube 3.

Referring to fig. 1 and 2, an open slot 34 penetrating in a vertical direction is formed at one end of the fixed plate 31 close to the oven door 4, first rotating rods 341 arranged along a long side direction of the fixed plate 31 are arranged at two sides of the open slot 34, a positioning member 342 is arranged at one end of the first rotating rod 341 close to the oven door 4, and the positioning member 342 limits the first rotating rod 341 to rotate when the first rotating rod 341 rotates to a vertical position; the first rotating rod 341 is fixed with a rotating shaft 343, the rotating shaft 343 is arranged at one end of the first rotating rod 341 far from the positioning part 342, the rotating shaft 343 is provided with a second rotating rod 344, the second rotating rod 344 is rotatably connected with the rotating shaft 343, and one end of the first rotating rod 341 far from the oven door 4 is provided with a connecting part 345 for limiting the rotation of the second rotating rod 344 when the first rotating rod 341 and the second rotating rod 344 are at vertical positions.

During operation, when the furnace tube 3 needs to be extended, the plurality of pulleys 311 rotate, the pulleys 311 drive the fixing plate 31 to slide on the supporting plate 2, the first rotating rod 341 and the second rotating rod 344 rotate, when the first rotating rod 341 and the second rotating rod 344 are located at vertical positions, the positioning part 342 and the connecting part 345 enable the first rotating rod 341 and the second rotating rod 344 to be kept at vertical positions, the pulleys 311 slide on the ground, and therefore the furnace tube 3 is pulled more easily.

Referring to fig. 2 and 4, the positioning element 342 includes a cylindrical end rod 3422, the end rod 3422 is fixedly connected to the fixing plate 31, the end rod 3422 is located at the opening of the open slot 34, the first rotating rod 341 is rotatably connected to the end rod 3422, the end plate 3421 is located in the open slot 34, the end rod 3422 horizontally penetrates the end plate 3421 and is fixedly connected to the end plate 3421, the first rotating rod 341 is located near the door 4, the cam shaft 3423 is rotatably connected to the first rotating rod 341, the shaft handle of the cam shaft 3423 extends out of the end plate 3421, when the furnace drum 3 is located in the furnace body 1, the horizontal position of the cam shaft 3423 is located above the end rod 3422, the top of the end plate 3421 is provided with a first fixing groove 3424 for being embedded with the shaft head of the cam shaft 3423 when the first rotating rod 341 is located at the horizontal position, and the bottom of the end plate 3421 is provided with a second fixing groove 3425 for being embedded with the shaft head of the cam shaft 3423 when the first rotating rod 341 is located at the vertical position.

During operation, when the furnace tube 3 extends out of the furnace body 1, the rotating cam shaft 3423 rotates to 90 degrees, the shaft head of the cam shaft 3423 faces downwards, the rotating cam shaft 3423 rotates to 90 degrees in reverse direction when the first rotating rod 341 rotates to a vertical position, the shaft head of the cam shaft 3423 faces to a horizontal direction at the moment, and the shaft head is embedded with the second fixing groove 3425, so that the first rotating rod 341 keeps a vertical position.

Referring to fig. 2 and 3, in order to ensure that the furnace tube 3 is not easy to slide out in the furnace body 1, the bolts 21 are located above the end plate 3421, and the bolts 21 extend from the end plate 3421 to the support plate 2 and are in threaded connection with the support plate 2.

Referring to fig. 4, the connecting member 345 includes a pin groove 3451 at one side of the second rotating rod 344, an L-shaped groove 3452 is formed in the first rotating rod 341, an L-shaped pin 3453 is formed in the L-shaped groove 3452, the L-shaped pin 3453 slides in the L-shaped groove 3452, a spring 3454 is formed on an inner wall of the L-shaped groove 3452, and the spring 3454 is fixedly connected to the L-shaped groove 3452.

In operation, when the second rotating lever 344 is in the vertical position, the L-shaped pin block 3453 is slid, and the spring 3454 drives the L-shaped pin block 3453 to move towards the pin block groove 3451 due to the elastic force of the spring 3454, and the L-shaped pin block 3453 is engaged with the pin block groove 3451.

The implementation principle of the vacuum tempering furnace convenient to maintain in the embodiment of the application is as follows: the pulley 311 rotates on the support plate 2 on the furnace body 1, the cam shaft 3423 is rotated to 90 degrees, the first rotating rod 341 rotates to the vertical direction, the cam shaft 3423 is embedded with the second fixing groove 3425, the second rotating rod 344 rotates to the vertical direction along the rotating shaft 343, the spring 3454 drives the L-shaped pin block 3453 to slide towards the pin block groove 3451, the L-shaped pin block 3453 is embedded with the pin block groove 3451, and the pulley 311 is in contact with the ground; when the furnace cylinder 3 is retracted into the furnace body 1, the L-shaped pin block 3453 is driven to be embedded in the L-shaped groove 3452, the second rotating rod 344 is rotated until reaching the horizontal position, the cam shaft 3423 is rotated in the reverse direction for 90 degrees, the first rotating rod 341 is driven to rotate upwards until the first rotating rod 341 is at the horizontal position, the cam shaft 3423 is rotated, the shaft head of the cam shaft 3423 is embedded in the first fixing groove 3424, and at this time, the first rotating rod 341 and the second rotating rod 344 are positioned in the opening groove 34.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a vacuum tempering furnace of convenient maintenance, includes furnace body (1), its characterized in that: the furnace body (1) is provided with supporting plates (2) on two sides, a furnace barrel (3) used for fixing workpieces is arranged in the furnace body (1), fixing plates (31) are arranged on two sides of the furnace barrel (3), the fixing plates (31) are located above the supporting plates (2), pulleys (311) are arranged at the bottom of the fixing plates (31), the pulleys (311) are rotatably connected with the fixing plates (31), and the pulleys (311) are abutted to the supporting plates (2).

2. A vacuum tempering furnace for facilitating maintenance according to claim 1, wherein: the stove cylinder (3) is internally provided with a plurality of air outlet holes (32), and a plurality of air outlet holes (321) are arranged around the air outlet holes (32).

3. A vacuum tempering furnace for facilitating maintenance according to claim 1, wherein: be equipped with reinforcing plate (33) on fixed plate (31), reinforcing plate (33) one end and fixed plate (31) fixed connection, the reinforcing plate (33) other end and a stove section of thick bamboo (3) fixed connection.

4. A vacuum tempering furnace for facilitating maintenance according to claim 1, wherein: furnace body (1) one side is equipped with furnace gate (4), furnace gate (4) are rotated with furnace body (1) and are connected, fixed plate (31) tip is equipped with open slot (34), be equipped with first dwang (341) in open slot (34), first dwang (341) are close to furnace gate (4) one end and are rotated with open slot (34) and be connected, furnace gate (4) one end is kept away from in first dwang (341) and rotate and be connected with second dwang (344), first dwang (341) are close to furnace gate (4) one end and are equipped with locating part (342) of fixing first dwang (341) in vertical direction, one of keeping away from furnace gate (4) in first dwang (341) is served and is equipped with connecting piece (345) that are used for fixing second dwang (344) in vertical direction.

5. A vacuum tempering furnace convenient for maintenance according to claim 4, wherein: the positioning piece (342) comprises an end rod (3422) fixedly arranged at an opening of an open slot (34), the end rod (3422) is rotatably connected with a first rotating rod (341), an end plate (3421) is fixedly connected to the end rod (3422), a cam shaft (3423) is arranged in the first rotating rod (341), the cam shaft (3423) is rotatably connected with the first rotating rod (341), the first rotating rod (341) extends from a shaft handle of the cam shaft (3423), the horizontal position of the cam shaft (3423) is located above the end rod (3422), a first fixing groove (3424) embedded with a shaft head of the cam shaft (3423) when the first rotating rod (341) is located at the horizontal position is formed in the top of the end plate (3421), and a second fixing groove (3425) embedded with the shaft head of the cam shaft (3423) when the first rotating rod (341) is located at the vertical position is formed in the bottom of the end plate (3421).

6. A vacuum tempering furnace convenient for maintenance according to claim 5, wherein: the end plate (3421) is provided with a bolt (21), and the bolt (21) is in threaded connection with the support plate (2).

7. A vacuum tempering furnace convenient for maintenance according to claim 4, wherein: the connecting piece (345) comprises a pin block groove (3451), the pin block groove (3451) is located on one side, away from the pulley (311) on the second rotating rod (344), of the second rotating rod (344), an L-shaped groove (3452) is formed in the top of the first rotating rod (341), the first rotating rod (341) is provided with an L-shaped pin block (3453), the L-shaped pin block (3453) is embedded with the L-shaped groove (3452), the L-shaped pin block (3453) is embedded with the pin block groove (3451) when the first rotating rod (341) and the second rotating rod (344) are in vertical positions, and a spring (3454) for driving the L-shaped pin block (3453) to slide towards the pin block groove (3451) is arranged at one end, away from the second rotating rod (344), of the L-shaped pin block (3453).