CN214442796U - Production line for forging axle to heat treatment - Google Patents

Abstract

The utility model discloses a production line for forging to thermal treatment from axletree belongs to thermal treatment's production line field, including the production line main part, forging machine A is installed on the lateral wall right side of production line main part, manipulator A is installed on the lateral wall right side of production line main part, straightening machine A is installed on the right side of production line main part, the right side of production line main part is installed and is carried and deposit unwrapping wire A, lower floor's transfer chain A is installed to the bottom of carrying and depositing unwrapping wire A, forging machine B is installed on the right side of production line main part, manipulator B is installed on the right side of production line main part. The utility model discloses the application of this production line has realized axle base from alignment to the interval automation of thermal treatment operation, intellectuality, and the production place is orderly, safe, clean and tidy, has reduced artifical unloading and frequent driving handling operation of going up in a large number, has realized that this operation interval is with the operation mode of machine for the people, has created the prerequisite for the management of lean production, is fit for being extensively promoted and used.

Description

Production line for forging axle to heat treatment

Technical Field

The utility model relates to a heat treatment's production line technical field especially relates to a production line that is used for forging to heat treatment from axletree.

Background

The wagon axle is 50 steel forgings, this forging blank weight is about 550 kilograms, is used for the manufacturing of wagon bogie, and middle wagon copper mausoleum is the main manufacturer of domestic wagon axle, 10 ten thousand axletrees of annual output, and the workshop factory building of current production place is about 200 meters long, wide 20 meters, arranges two axle base continuous heating furnace, two quick forging machine, two straightener, two sets of continuous heat treatment stove, two main equipment such as heat treatment stove pay-off dolly in the factory building, and its production technology flow is: axle base heating, forging, alignment, cooling, thermal treatment, cooling, current production process commodity circulation from alignment to thermal treatment carries out manual work through transporting frame and driving, process transfer distance can reach 160 meters, and need a large amount of transporting frames, cause the production place crowded, in a jumble, have great potential safety hazard, the axle base need through the driving one by one the manual work hang in and hang out on the heat treatment furnace feeding trolley, it is big to make the driving work volume, do not solve above-mentioned problem, this production line of company's organizational technical strength research and development design in the bronze tomb.

Patent No. CN9662524 discloses a heat treatment process for railway wagon axles. The heat treatment process method comprises the following steps: normalizing the axle for the first time, wherein the heat preservation temperature of the first normalizing is 100-120 ℃ higher than the Ac3 temperature of the axle, so that the austenite of the axle is homogenized; normalizing the axle for the second time, wherein the heat preservation temperature of the second normalizing is 10-30 ℃ higher than Ac3 of the axle, so that fine austenite grains are formed when the axle is austenitized; and tempering the axle to eliminate the internal stress of the axle. The heat preservation temperature adopted in the first normalizing in the heat treatment process of the patent technology of the invention ensures that the axle obtains more uniform tissue morphology, thereby improving the sound transmission performance of the axle and ensuring that uniformly refined ferrite and pearlite tissues and good mechanical properties are obtained.

At present, the technology has certain defects: the low production speed results in the inability to handle large quantities of axles and to do so.

SUMMERY OF THE UTILITY MODEL

The utility model provides a production line for forging to thermal treatment from axletree, the application of this production line has realized that the axle base is from alignment to the interval automation of thermal treatment operation, intellectuality, and the production place is orderly, safe, clean and tidy, has reduced artifical unloading and frequent driving handling operation on having realized that this operation interval is with the operation mode of machine generation people, has created the prerequisite for the management of lean production, can effectively solve the problem in the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides a production line for forging axle to heat treatment, including the production line main part, forging machine A is installed on the lateral wall right side of production line main part, manipulator A is installed on the lateral wall right side of production line main part, straightener A is installed on the right side of production line main part, conveying deposit line A is installed on the right side of production line main part, lower floor's transfer chain A is installed to the bottom of conveying deposit line A, forging machine B is installed on the right side of production line main part, manipulator B is installed on the right side of production line main part, straightener B is installed on the right side of production line main part, conveying deposit line B is installed on the right side of production line main part, lower floor's transfer chain B is installed to the bottom of conveying deposit line B, manipulator C is installed to the lateral wall of production line main part, heat treatment furnace A is installed to the lateral wall of production line main part, the feeding trolley B is installed on the outer side wall of the heat treatment furnace A, the upper-layer conveying line C is installed on the outer side wall of the production line main body, a feeding hole B of the lower-layer conveying line is formed in the left side of the lower-layer conveying line B, the heat treatment furnace B is installed on the left side of the production line main body, the feeding trolley B is installed at the input end of the heat treatment furnace B, and the manipulator D is installed on the left side of the production line main body.

Optionally, the input end of the forging machine a is provided with a running trolley a.

Optionally, the input end of the forging machine B is provided with a running trolley B.

Optionally, a lower-layer conveying line feeding opening a is formed in the left side of the lower-layer conveying line B.

Optionally, an upper conveying and storing line D is installed on the left side of the production line main body.

The utility model has the advantages as follows:

the utility model discloses it is practical, convenient operation and excellent in use effect, manipulator A snatchs the axle base (hot axle base, the temperature is about 900 ℃) that has accomplished forging (forging machine A) from transporting dolly A (the special dolly of transporting forging shaping axle base) through the axle base and placing on straightener A, the axle base that accomplishes the alignment is snatched by manipulator A again and is placed on carrying and depositing line A, then manipulator A return, carry and deposit line A and carry a station forward, this conveying unit can carry, deposit 160 axle bases after the heat treatment, the axle base has reached the state that accords with the technology cooling requirement when the ejection of compact of this transfer chain front end, manipulator A moves to the snatching station that carries and deposits line A in order, snatch the axle base, move to lower floor's transfer chain feed opening A, place the axle base on this transfer chain after rotating 90 degrees, carry the axle base to lower floor's transfer chain feed opening A manipulator C move to lower floor's transfer chain feed opening A in order and deposit line feed opening A and set for, sequentially grabbing shaft blanks and placing the shaft blanks on a station set on a heat treatment feeding trolley A, moving the feeding trolley A to a feeding station of a continuous heat treatment furnace A, hanging the shaft blanks on a conveying line of the heat treatment furnace to perform heat treatment operation on the shaft blanks, sequentially discharging the shaft blanks of the continuous heat treatment furnace A after the heat treatment is completed, conveying the shaft blanks to an operation station of a manipulator C through the heat treatment feeding trolley A, grabbing and placing the shaft blanks on a feeding station set by an upper layer conveying and storing line C by the manipulator, returning the manipulator C, conveying the upper layer conveying and storing line C forward to one station, automatically grabbing the shaft blanks (hot shaft blanks, the temperature of which is about 900 ℃) which are forged and formed by the manipulator B from a shaft transferring trolley B (special trolley for transferring and forging the shaft blanks) on a straightening machine B, placing the straightened shaft blanks on the conveying and storing line B by the manipulator B, then the manipulator B returns, the conveying and storing line B conveys a station forward, the conveying unit can convey and store 160 heat-treated shaft blanks, the shaft blanks reach the state meeting the cooling requirement of the process when discharged from the front end of the conveying line, the manipulator C moves to a grabbing station set by the conveying and storing line B, the shaft blanks are grabbed in sequence and move to a lower-layer conveying line discharging port B, the shaft blanks are placed on the conveying line after rotating for 90 degrees, the shaft blanks are conveyed to a lower-layer conveying line charging port B in sequence, the manipulator D moves to a lower-layer conveying and storing line charging port B set station, the shaft blanks are grabbed in sequence and placed at a set station on a heat treatment feeding trolley B, the feeding trolley B moves to a continuous heat treatment furnace B feeding station, the shaft blanks are hung on the conveying line of the heat treatment furnace to perform heat treatment operation of the shaft blanks, and the shaft blanks of the continuous heat treatment furnace B are discharged in sequence after heat treatment is completed, and the shaft blank is sent to an operation station of a manipulator D through a heat treatment feeding trolley B, then the manipulator grabs and places the shaft blank at a feeding station set by the upper layer conveying and storing line D, then the manipulator D returns, and the upper layer conveying and storing line D is conveyed forwards by one station.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a production line for forging an axle shaft to heat treatment according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a forging machine A for a production line from axle forging to heat treatment according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a forging machine B for a production line from axle forging to heat treatment according to an embodiment of the present invention.

In the figure: 1. a production line main body; 2. a manipulator A; 3. a straightening machine A; 4. running the trolley A; 5. conveying and storing the line A; 6. a lower layer conveying line A; 7. a feeding port A of the lower layer conveying line; 8. a manipulator C; 9. a feeding trolley A; 10. a heat treatment furnace A; 11. an upper layer conveying and storing line C; 12. a forging machine B; 13. a manipulator B; 14. running the trolley B; 15. a straightening machine B; 16. conveying and storing the wire B; 17. a lower layer conveying line B; 18. a material port B on the lower layer conveying line; 19. a manipulator D; 20. a feeding trolley B; 21. a heat treatment furnace B; 23. and the upper layer is conveyed to store the wire D.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A production line for forging an axle to heat treatment according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

As shown in fig. 1 to 3, a production line for forging axles to heat treatment comprises a production line main body 22, wherein a forging machine a1 is installed on the right side of the outer side wall of the production line main body 22, a manipulator a2 is installed on the right side of the outer side wall of the production line main body 22, a straightening machine A3 is installed on the right side of the production line main body 22, a conveying and storing line A5 is installed on the right side of the production line main body 22, a lower conveying line a6 is installed at the bottom of the conveying and storing line A5, a forging machine B12 is installed on the right side of the production line main body 22, a manipulator B13 is installed on the right side of the production line main body 22, a straightening machine B15 is installed on the right side of the production line main body 22, a conveying and storing line B16 is installed on the right side of the production line main body 22, a lower conveying line B17 is installed at the bottom of the conveying and storing line B16, a manipulator C8 is installed on the outer side wall of the production line main body 22, heat treatment furnace a10 is installed to the lateral wall of production line main part 22, pay-off dolly a9 is installed to heat treatment furnace a 10's lateral wall, upper transfer chain C11 is installed to production line main part 22's lateral wall, lower floor's transfer chain material loading mouth B18 has been seted up to lower floor's transfer chain B17's left side, heat treatment furnace B21 is installed to production line main part 22's left side, pay-off dolly B20 is installed to heat treatment furnace B21's input, manipulator D19 is installed in production line main part 22's left side. Wherein the application of the production line

The automatic and intelligent operation of the shaft blank from straightening to heat treatment is realized, the production field is orderly, safe and tidy, manual feeding and discharging and frequent travelling crane lifting operation are greatly reduced, the operation mode that the operation area replaces people with a machine is realized, and necessary conditions are created for the management of lean production.

In this embodiment, as shown in fig. 2, the input end of the forging machine a1 is provided with a running trolley a 4. Wherein, conveniently carry the axle blank.

In this embodiment, as shown in fig. 3, the input end of the forging machine B12 is provided with a running trolley B14. Wherein, the forged shaft blank is convenient to convey.

In this embodiment, as shown in fig. 1, a lower conveyor line feed opening a7 is formed at the left side of the lower conveyor line B17. Wherein, make things convenient for the manipulator to snatch.

In this embodiment, as shown in fig. 1-2, an upper layer conveying and storing line D23 is installed on the left side of the production line main body 22. Wherein, the heat-treated shaft blank is convenient to store.

It should be noted that, the utility model relates to a production line for forging from axle to heat treatment, in operation, manipulator A2 is automatic from passing through axle blank transfer trolley A4 (transport the special trolley of forging shaping axle blank) and snatching the axle blank (hot axle blank, the temperature is about 900 ℃) that has accomplished forging (forging machine A1) and place on straightener A3, the axle blank that accomplishes the alignment is snatched by manipulator A2 and is placed on carrying and depositing line A5 again, then manipulator 3 return, carry and deposit line A5 and carry a station forward, this conveying unit can carry, deposit 160 axle blanks after the heat treatment, the axle blank has reached the state that accords with the technology cooling requirement when the ejection of compact of this transfer chain front end, manipulator A2 moves to the snatching the station that carries and deposits line A5 and sets for, snatch the axle blank transfer chain in order, move to lower floor feed opening A7, place the axle blank on this transfer chain after rotating 90 degrees, the shaft blank is sequentially conveyed to a feeding port A7 of a lower layer conveying line, a manipulator C8 runs to a feeding port A7 set station of a lower layer conveying and storing line, the shaft blank is sequentially grabbed and placed at a set station on a heat treatment feeding trolley A9, the feeding trolley A9 runs to a feeding station of a continuous heat treatment furnace A10, the shaft blank is hung on the conveying line of the heat treatment furnace for heat treatment of the shaft blank, the shaft blank of the continuous heat treatment furnace A10 is discharged from the furnace after heat treatment is completed, the shaft blank is conveyed to a manipulator C8 operating station through the heat treatment feeding trolley A9, then the shaft blank is grabbed and placed at a feeding station set by an upper layer conveying and storing line C11 by the manipulator, then the manipulator C8 returns, the upper layer conveying and storing line C11 conveys forwards by a station, the manipulator B13 automatically grabs the shaft blank (hot shaft blank) which is completed by a forging machine B12 from a shaft conveying trolley B14 (special for transferring and forging the shaft blank, temperature is about 900 ℃) is placed on a straightening machine B15, the straightened shaft blank is grabbed and placed on a conveying and storing line B16 by a manipulator B13, then the manipulator B13 returns to the original position, the conveying and storing line B16 is conveyed forwards to a station, the conveying unit can convey and store 160 heat-treated shaft blanks, the shaft blanks reach the state meeting the cooling requirement of the process when being discharged at the front end of the conveying line, the manipulator C8 operates to the grabbing station set by the conveying and storing line B16, the shaft blanks are grabbed in sequence and operate to a lower conveying line feed opening B18, the shaft blanks are placed on the conveying line after rotating for 90 degrees, the shaft blanks are conveyed to a lower conveying line feed opening B18 in sequence, the manipulator D19 operates to a lower conveying and storing line feed opening B18 setting station, the shaft blanks are grabbed in sequence and placed on a heat-treatment feed trolley B20, the feed trolley B20 operates to a continuous heat-treatment trolley B21 feed station, and the shaft blanks are hung on a conveying line of a heat treatment furnace to carry out heat treatment operation on the shaft blanks, the shaft blanks of a continuous heat treatment furnace B21 are discharged in sequence after heat treatment is finished, and are conveyed to a manipulator D19 operation station through a heat treatment feeding trolley B20, then the shaft blanks are grabbed and placed at a feeding station set by an upper layer conveying and storing line D23 by the manipulator, then the manipulator D19 returns, and the upper layer conveying and storing line D23 is conveyed forward by one station.

The utility model relates to a production line 1 and a production line main body for forging an axle to heat treatment; 2. a manipulator A; 3. a straightening machine A; 4. running the trolley A; 5. conveying and storing the line A; 6. a lower layer conveying line A; 7. A feeding port A of the lower layer conveying line; 8. a manipulator C; 9. a feeding trolley A; 10. a heat treatment furnace A; 11. an upper layer conveying and storing line C; 12. a forging machine B; 13. a manipulator B; 14. running the trolley B; 15. a straightening machine B; 16. conveying and storing the wire B; 17. a lower layer conveying line B; 18. a material port B on the lower layer conveying line; 19. a manipulator D; 20. a feeding trolley B; 21. a heat treatment furnace B; 23. the upper layer conveying and storing line D parts are all universal standard parts or parts known by the technical personnel, and the structure and the principle of the upper layer conveying and storing line D parts can be known by the technical manual or by the routine experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The utility model provides a production line for forging to thermal treatment from axletree, includes production line main part (22), its characterized in that, forging machine A (1) is installed to the lateral wall right side of production line main part (22), manipulator A (2) are installed on the lateral wall right side of production line main part (22), straightener A (3) are installed on the right side of production line main part (22), the right side of production line main part (22) is installed and is carried and deposit unwrapping wire A (5), lower floor's transfer chain A (6) are installed to the bottom of carrying and depositing unwrapping wire A (5), forging machine B (12) are installed on the right side of production line main part (22), manipulator B (13) are installed on the right side of production line main part (22), straightener B (15) are installed on the right side of production line main part (22), carry and deposit unwrapping wire B (16) are installed on the right side of production line main part (22), carry the bottom of depositing line B (16) and install lower floor's transfer chain B (17), manipulator C (8) are installed to the lateral wall of production line main part (22), heat treatment furnace A (10) are installed to the lateral wall of production line main part (22), pay-off dolly A (9) are installed to the lateral wall of heat treatment furnace A (10), upper transfer chain C (11) are installed to the lateral wall of production line main part (22), lower floor's transfer chain material mouth B (18) have been seted up in the left side of lower floor's transfer chain B (17), heat treatment furnace B (21) are installed in the left side of production line main part (22), pay-off dolly B (20) are installed to the input of heat treatment furnace B (21), manipulator D (19) are installed in the left side of production line main part (22).

2. A line for forging from axles to heat treatment according to claim 1, characterised in that the input end of the forging machine a (1) is fitted with a running trolley a (4).

3. A line for forging from axles to heat treatment according to claim 1, characterised in that the input end of the forging machine B (12) is fitted with a running trolley B (14).

4. A production line for forging and heat treatment of vehicle axles as claimed in claim 1, wherein the lower conveying line B (17) is provided with a lower conveying line feeding port A (7) at the left side.

5. A production line for forging from axle shafts to heat treatment according to claim 1, wherein an upper layer delivery and storage line D (23) is installed at the left side of said line body (22).

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