CN215517547U - Heat treatment slow cooling pit movable door guide rail for improving field utilization rate - Google Patents
Heat treatment slow cooling pit movable door guide rail for improving field utilization rate Download PDFInfo
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- CN215517547U CN215517547U CN202120524227.1U CN202120524227U CN215517547U CN 215517547 U CN215517547 U CN 215517547U CN 202120524227 U CN202120524227 U CN 202120524227U CN 215517547 U CN215517547 U CN 215517547U
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Abstract
The utility model discloses a heat treatment slow cooling pit movable door guide rail for improving the field utilization rate, which comprises a guide rail assembly, wherein the guide rail assembly comprises a pair of fixed guide rails which are parallel to each other and are arranged at intervals and a pair of movable guide rails which are used for being butted with the fixed guide rails, the lower end of each fixed guide rail is connected with a fixed supporting leg, the fixed supporting leg is fixedly connected with the ground, and the lower end of each movable guide rail is connected with a movable supporting frame; the pair of fixed guide rails are fixedly arranged at two sides of the well type heat treatment slow cooling pit, and the front ends of the pair of movable guide rails are respectively and correspondingly connected with the tail ends of the pair of fixed guide rails in a rotating way through a hinge shaft; the movable support frame comprises a first movable support frame and a second movable support frame which are respectively connected to the movable guide rail and are separately arranged, the lower end of the first movable support frame is provided with a roller which is in contact with the ground, and the lower end of the second movable support frame is provided with a tightening bolt which is used for being locked with the ground relatively. The utility model realizes the full utilization of the field around the heat treatment slow cooling pit.
Description
Technical Field
The utility model relates to the technical field of heat treatment equipment, in particular to a heat treatment slow cooling pit movable door guide rail for improving the field utilization rate.
Background
In the process of gear mass production, the gear heat treatment is involved, and the gear heat treatment comprises the technical processes of tempering, quenching, carburizing and the like. In order to reduce the stress generated by the heat treatment and stabilize the dimensional accuracy of the gear, the gear needs to be placed in a large heat treatment slow cooling pit for slow cooling for a long time after the heat treatment.
The large heat treatment slow cooling pit originally used and installed in the production site of the company is of a well-type structure, a movable door is arranged on the heat treatment slow cooling pit and arranged above the large heat treatment slow cooling pit, and the movable door can horizontally move along a pair of guide rails arranged on two sides of the large heat treatment slow cooling pit so as to realize the opening and closing operation of a furnace door. Because the size of the heat treatment slow cooling pit is large, and long guide rails are arranged on two sides of the heat treatment slow cooling pit, the occupied area of heat treatment slow cooling pit equipment is large, the occupied field of the guide rail part cannot be fully utilized, and the field with large space cannot be subjected to daily temporary operation, so that the efficiency of production operation on the field is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a heat treatment slow cooling pit sliding door guide rail for improving the field utilization rate, aiming at realizing the full utilization of a heat treatment slow cooling pit field and improving the production operation efficiency. The specific technical scheme is as follows:
a heat treatment slow cooling pit movable door guide rail for improving the field utilization rate comprises a guide rail assembly, wherein the guide rail assembly comprises a pair of fixed guide rails which are parallel to each other and arranged at intervals and a pair of movable guide rails which are butted with the fixed guide rails, the lower ends of the fixed guide rails are connected with fixed supporting legs, the fixed supporting legs are fixedly connected with the ground, and the lower ends of the movable guide rails are connected with movable supporting frames; the pair of fixed guide rails are fixedly arranged on two sides of the well-type heat treatment slow cooling pit, and the front ends of the pair of movable guide rails are correspondingly and rotatably connected to the tail ends of the pair of fixed guide rails through hinge shafts respectively; the movable support frame comprises a first movable support frame and a second movable support frame which are respectively connected to the movable guide rail and are separately arranged, the lower end of the first movable support frame is provided with a roller which is in contact with the ground, and the lower end of the second movable support frame is provided with a puller bolt which is used for being locked with the ground relatively.
As a preferable scheme of the present invention, a first seat block is disposed at a tail end of the fixed guide rail, a second seat block is disposed at a front end of the movable guide rail, hinge shaft holes are respectively disposed on the first seat block and the second seat block, and the first seat block and the second seat block are rotatably connected through the hinge shaft and the hinge shaft hole.
Preferably, the first seat block is positioned on the fixed guide rail at the inner side part opposite to the pair of fixed guide rails; the second seat block is positioned on the movable guide rail at the inner side part opposite to the pair of movable guide rails.
When the opening and closing operation of the well type heat treatment slow cooling pit movable door is carried out, the movable guide rail is in straight line butt joint with the fixed guide rail through the relative rotation of the movable guide rail and the fixed guide rail in advance.
After the movable guide rail is in linear butt joint with the fixed guide rail, the jacking bolt at the lower end of the second movable support frame is tightened to enable the movable guide rail to be locked immovably.
After the opening and closing operation of the well type heat treatment slow cooling pit movable door is completed, the movable guide rail is connected with the fixed guide rail in a folded mode through the relative rotation of the movable guide rail and the fixed guide rail.
In the utility model, the guide rail assembly is provided with a movable door opening and closing mechanism for covering or opening the well type heat treatment slow cooling pit, and the movable door opening and closing mechanism comprises a movable frame which is arranged on the guide rail assembly and can move along the direction of the guide rail, a lifting device arranged at the lower end of the movable frame and a furnace door fixed at the lower end of the lifting device.
In order to realize the automatic opening and closing of the oven door, the lower end of the moving frame is provided with wheels, the wheels are arranged on the guide rail assembly in a rolling mode, and the wheels rotate through a belt transmission mechanism driven by a speed reduction motor.
In the utility model, the lifting device comprises a pair of electric push rods which are vertically arranged on the moving frame downwards, and the lower end telescopic rods of the electric push rods are connected with the furnace door.
In the utility model, the belt transmission mechanism comprises a speed reducing motor fixed on the moving frame, a speed reducing motor belt pulley arranged on a motor shaft of the speed reducing motor, an axle belt pulley arranged on an axle of the wheel, and a transmission belt connected between the speed reducing motor belt pulley and the axle belt pulley.
The utility model has the beneficial effects that:
first, according to the heat treatment slow cooling pit sliding door guide rail for improving the field utilization rate, under the condition that heat treatment parts are slowly cooled for a long time (at the moment, a furnace door is closed for a long time), the movable guide rail can rotate and fold in the horizontal direction relative to the fixed guide rail so as to be folded, so that the heat treatment slow cooling pit field is fully utilized, and the efficiency of production operation on the whole field is improved.
Secondly, according to the heat treatment slow cooling pit moving door guide rail for improving the field utilization rate, the furnace door is driven by the speed reducing motor to horizontally move along the guide rail, and meanwhile, the furnace door can be lifted through the pair of electric push rods which synchronously act, so that the automation of opening and closing the furnace door is realized, and the reliability is good.
Drawings
FIG. 1 is a schematic structural view of a heat treatment pit sliding door guide rail for improving field utilization according to the present invention;
fig. 2 is a partial view of fig. 1 relating to the hinge shaft connection of the movable rail and the fixed rail;
fig. 3 is a schematic view of the movable guide rail in fig. 1 being folded and folded.
In the figure: 1. the device comprises a fixed guide rail, 2, a movable guide rail, 3, a fixed supporting leg, 4, a movable supporting frame, 5, a well type heat treatment slow cooling pit, 6, a hinge shaft, 7, a first movable supporting frame, 8, a second movable supporting frame, 9, a roller, 10, a puller bolt, 11, a first seat block, 12, a second seat block, 13, a movable frame, 14, a lifting device, 15, a furnace door, 16, an electric push rod, 17, a speed reducing motor, 18 and a belt transmission mechanism.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 3, an embodiment of a heat treatment slow cooling pit sliding door guide rail for improving field utilization according to the present invention includes a guide rail assembly, the guide rail assembly includes a pair of fixed guide rails 1 arranged in parallel and at an interval, and a pair of movable guide rails 2 for butting against the pair of fixed guide rails 1, a fixed support leg 3 is connected to a lower end of the fixed guide rail 1, the fixed support leg 3 is fixedly connected to the ground, and a movable support frame 4 is connected to a lower end of the movable guide rail 2; the pair of fixed guide rails 1 are fixedly arranged at two sides of a well-type heat treatment slow cooling pit 5, and the front ends of the pair of movable guide rails 2 are correspondingly and rotatably connected with the tail ends of the pair of fixed guide rails 1 through hinge shafts 6 respectively; the movable support frame 4 comprises a first movable support frame 7 and a second movable support frame 8 which are respectively connected to the movable guide rail 2 and are separately arranged, the lower end of the first movable support frame 7 is provided with a roller 9 which is in contact with the ground, and the lower end of the second movable support frame 8 is provided with a tightening bolt 10 which is used for being locked with the ground relatively.
As a preferable scheme of this embodiment, a first seat block 11 is disposed at a tail end of the fixed guide rail 1, a second seat block 12 is disposed at a front end of the movable guide rail 2, hinge holes are respectively disposed on the first seat block 11 and the second seat block 12, and the first seat block 11 and the second seat block 12 are rotatably connected through the hinge shaft 6 and the hinge hole.
Preferably, the first block 11 is located at an inner side of the fixed rail 1 opposite to the pair of fixed rails 1; the second block 12 is located on the movable rail 2 at an inner side portion opposite to the pair of movable rails 2.
When the opening and closing operation of the movable door of the pit type heat treatment slow cooling pit 5 is carried out, the movable guide rail 2 is in direct line-to-line connection with the fixed guide rail 1 through the relative rotation of the movable guide rail 2 and the fixed guide rail 1 in advance.
Note that after the movable guide rail 2 is in straight line butt joint with the fixed guide rail 1, the tightening bolt 10 at the lower end of the second movable support frame 8 should be tightened to make the movable guide rail 2 locked.
After the opening and closing operation of the movable door of the well type heat treatment slow cooling pit 5 is completed, the movable guide rail 2 is connected with the fixed guide rail 1 in a folded mode through the relative rotation of the movable guide rail 2 and the fixed guide rail 1.
In this embodiment, the guide rail assembly is provided with a moving door opening and closing mechanism for covering or opening the well-type heat treatment annealing pit 5, and the moving door opening and closing mechanism includes a moving frame 13 which is arranged on the guide rail assembly and can move along the direction of the guide rail, a lifting device 14 which is arranged at the lower end of the moving frame 13, and a furnace door 15 which is fixed at the lower end of the lifting device 14.
In order to realize the automatic opening and closing of the oven door 15, the lower end of the moving frame 13 is provided with wheels, the wheels are arranged on the guide rail assembly in a rolling manner, and the wheels realize rotation through a belt transmission mechanism 18 driven by a speed reducing motor 17.
In this embodiment, the lifting device 14 includes a pair of electric push rods 16 vertically arranged on the moving frame 13, and a lower end of each electric push rod 16 is connected to the oven door 15.
In this embodiment, the belt transmission mechanism 18 includes a reduction motor 17 fixed on the moving frame 13, a reduction motor pulley arranged on a motor shaft of the reduction motor 17, an axle pulley arranged on an axle of the wheel, and a transmission belt connected between the reduction motor pulley and the axle pulley.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A heat treatment slow cooling pit movable door guide rail for improving the field utilization rate is characterized by comprising a guide rail assembly, wherein the guide rail assembly comprises a pair of fixed guide rails which are parallel to each other and arranged at intervals and a pair of movable guide rails which are used for butt joint with the fixed guide rails, the lower end of each fixed guide rail is connected with a fixed supporting leg, the fixed supporting leg is fixedly connected with the ground, and the lower end of each movable guide rail is connected with a movable supporting frame; the pair of fixed guide rails are fixedly arranged on two sides of the well-type heat treatment slow cooling pit, and the front ends of the pair of movable guide rails are correspondingly and rotatably connected to the tail ends of the pair of fixed guide rails through hinge shafts respectively; the movable support frame comprises a first movable support frame and a second movable support frame which are respectively connected to the movable guide rail and are separately arranged, the lower end of the first movable support frame is provided with a roller which is in contact with the ground, and the lower end of the second movable support frame is provided with a puller bolt which is used for being locked with the ground relatively.
2. The heat treatment slow cooling pit sliding door guide rail for improving the utilization rate of a field as claimed in claim 1, wherein a first seat block is arranged at the tail end of the fixed guide rail, a second seat block is arranged at the front end of the movable guide rail, hinge holes are respectively arranged on the first seat block and the second seat block, and the first seat block and the second seat block are rotatably connected through the hinge shaft and the hinge hole.
3. The heat-treated pit door rail for improving floor space utilization as claimed in claim 2, wherein said first block is located on said fixed rail at an inner side portion opposite to a pair of said fixed rails; the second seat block is positioned on the movable guide rail at the inner side part opposite to the pair of movable guide rails.
4. The heat treatment slow cooling pit sliding door guide rail for improving the utilization rate of a field according to claim 1, wherein when the well type heat treatment slow cooling pit sliding door is opened and closed, the movable guide rail is in linear butt joint with the fixed guide rail in advance through relative rotation of the movable guide rail and the fixed guide rail.
5. The heat treatment slow cooling pit sliding door guide rail for improving the field utilization rate as claimed in claim 1, wherein after the opening and closing operation of the well type heat treatment slow cooling pit sliding door is completed, the movable guide rail is connected with the fixed guide rail in a folded manner through the relative rotation of the movable guide rail and the fixed guide rail.
6. The heat treatment pit sliding door guide rail for improving the field utilization rate as claimed in claim 1, wherein the guide rail assembly is provided with a sliding door opening and closing mechanism for covering or opening the pit type heat treatment pit, and the sliding door opening and closing mechanism comprises a sliding frame which is arranged on the guide rail assembly and can move along the direction of the guide rail, a lifting device which is arranged at the lower end of the sliding frame, and a furnace door which is fixed at the lower end of the lifting device.
7. The heat treatment pit sliding door guide rail for improving the utilization rate of the field according to claim 6, wherein the lower end of the moving frame is provided with wheels, the wheels are arranged on the guide rail assembly in a rolling manner, and the wheels are rotated through a belt transmission mechanism driven by a speed reduction motor.
8. The heat treatment pit traveling door guide rail for improving the utilization rate of a field according to claim 6, wherein the lifting device comprises a pair of electric push rods vertically arranged on the traveling frame, and telescopic rods at the lower ends of the electric push rods are connected with the furnace door.
9. The heat-treated pit door rail according to claim 7, wherein the belt transmission mechanism comprises a reduction motor fixed on the moving frame, a reduction motor pulley provided on a motor shaft of the reduction motor, an axle pulley provided on an axle of the wheel, and a transmission belt connected between the reduction motor pulley and the axle pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120524227.1U CN215517547U (en) | 2021-03-12 | 2021-03-12 | Heat treatment slow cooling pit movable door guide rail for improving field utilization rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120524227.1U CN215517547U (en) | 2021-03-12 | 2021-03-12 | Heat treatment slow cooling pit movable door guide rail for improving field utilization rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215517547U true CN215517547U (en) | 2022-01-14 |
Family
ID=79800311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120524227.1U Active CN215517547U (en) | 2021-03-12 | 2021-03-12 | Heat treatment slow cooling pit movable door guide rail for improving field utilization rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215517547U (en) |
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2021
- 2021-03-12 CN CN202120524227.1U patent/CN215517547U/en active Active
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