CN212019264U - Ring rolling machine - Google Patents

Abstract

The utility model relates to a ring rolling machine, which is applied in the technical field of ring rolling and solves the problem that waste residue generated by ring rolling is difficult to clean; a ring rolling mill comprises a mill body, wherein a driving device is arranged at one end of the mill body, a supporting device is arranged at the other end of the mill body, a core roller is arranged on the mill body, a rolling roller is arranged between the core roller and the driving device, the rolling roller is rotationally connected to the mill body, a pair of holding arms are symmetrically arranged on two sides of the mill body, the holding arms are connected with holding rollers, a bearing plate is arranged on the mill body and fixed on the mill body, a U-shaped cavity groove is formed in the bearing plate, a conveying roller is arranged on the bearing plate, a core roller fixing table is arranged at the bottom end of the bearing plate and slidably connected to the mill body, one end of the core roller is connected with the core roller fixing table, and a; the utility model discloses have the automatic oxide layer waste residue that will grind the ring in-process and produce and clear up the collection, keep the clean nature on work ground, practice thrift the effect of manpower.

Description

Ring rolling machine

Technical Field

The utility model belongs to the technical field of ring rolling technique and specifically relates to a ring rolling machine is related to.

Background

The ring rolling machine is also called a broaching machine at present, and belongs to a rotary forming machine in forging equipment. The ring rolling mill is divided into a vertical type and a horizontal type, most of small and medium-sized ring rolling mills adopt an inclined vertical type for convenience in operation, and large ring rolling mills are mainly horizontal from the aspects of working translation and convenient transmission. According to the technological mode, the ring rolling mill is divided into a closed ring rolling mill and an open ring rolling mill, the closed ring rolling mill sleeves an annular blank which is heated and punched with small holes on a core roller, and the annular blank is driven to rotate by the inner edge of a rolling roller, so that the thickness of the annular blank is reduced and the diameter of the annular blank is enlarged. The open ring rolling mill is used for sleeving the heated annular blank punched with the small holes on the core roller, and the annular blank is driven to rotate by the outer edge of the rolling roller, so that the thickness reduction and the diameter expansion of the annular blank are realized.

The existing Chinese patent publication No. CN202316874U discloses a large horizontal ring rolling mill, wherein a rolling roller, a core roller and a conical roller are arranged on the central axis of a mill bed from left to right, a pair of holding rollers are symmetrically distributed on two sides of the rolling roller, and each holding roller is provided with a pressure sensor. And a laser measuring device is also arranged on the central axis of the lathe body and is positioned on the right side of the conical roller. The core roller is of an upward-pulling type, and the core roller is of a short type. A hydraulic cylinder is arranged above the core roller and used for pulling up the core roller. Supporting rollers are distributed on two sides of the core roller, and the supporting rollers are symmetrical relative to the central axis of the lathe bed. The conical rolls are symmetrically distributed up and down, the distance between the upper conical roll and the lower conical roll can be adjusted, and the whole conical roll can freely move along the central axis of the machine body. The rolling roller can move along the central axis of the bed body to adjust the distance between the rolling roller and the core roller. The upper surface of the lower conical roller of the conical roller and the surface of the carrier roller are on the same horizontal plane.

The above prior art solutions have the following drawbacks: the surface of the workpiece to be processed is oxidized at high temperature to form an oxide layer waste residue, the waste residue generated in the ring rolling process drops on the workbench, and when the ring rolling machine finishes working, workers are required to clean the oxide layer waste residue on the workbench and on the ground, and fine oxide layer waste residue is attached to the workbench and on the ground, so that the workers are inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims at providing a ring rolls, its advantage is: oxide layer waste residue that will grind the ring in-process production that can be automatic clears up the collection, keeps the clean nature on work ground, and practices thrift the manpower.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a ring rolling machine comprises a machine body, wherein one end of the machine body is provided with a driving device, the driving device is connected onto the machine body in a sliding mode, the other end of the machine body is provided with a supporting device, the supporting device is connected onto the machine body in a sliding mode, a core roller is arranged on the machine body, a rolling roller is arranged between the core roller and the driving device and is connected onto the machine body in a rotating mode, a pair of holding arms are symmetrically arranged on two sides of the machine body, one end of each holding arm is connected onto the machine body in a rotating mode, holding rollers are arranged on the two holding arms respectively, the supporting device comprises a support, an upper conical roller and a lower conical roller, the upper conical roller and the lower conical roller are in a conical shape, a bearing plate is arranged on the machine body and fixed onto the machine body, a U-shaped cavity groove is formed in the bearing plate, a cavity groove is formed in the bearing plate, conveying, the conveying roller is detachably connected with the cavity groove, a core roller fixing table is arranged at the bottom end of the bearing plate and is slidably connected to the machine body, the core roller penetrates through the U-shaped cavity groove in the bearing plate and is connected with the core roller fixing table, a storage device used for storing waste residues is arranged in the machine body, and the storage device is detachably connected with the machine body.

By adopting the technical scheme, after the annular blank is fired at high temperature, the annular blank is placed on the bearing plate, the support frame at the top end of the machine body is arranged on the driving device and is connected with the top end of the core roller, under the action of the driving device, the support frame drives the core roller to move towards the direction close to the rolling roller, the annular blank sleeved on the core roller also moves towards the rolling roller along with the core roller, one side of the annular blank is clamped between the rolling roller and the core roller, the surface of the annular blank is contacted with oxygen in the air, a layer of oxide layer waste residue is generated on the surface, when the annular blank is rolled, the oxide layer waste residue on the surface generally falls off a worktable for mounting the core roller, after the annular blank is processed, workers clean the oxide layer waste residue on the worktable, the bearing plate is arranged on the machine body, the bearing plate is provided with the conveying roller, and the friction between the annular blank and the bearing plate can be reduced by, there is the gap between two arbitrary transfer rollers, and the waste residue that drops can drop to storage device through the gap between the transfer roller, makes the loading board keep clean, can save the step of workman's clearance waste residue on the loading board, uses manpower sparingly.

The utility model discloses further configure to: the shape of the core roller fixing table is set to be a conical structure.

Through adopting above-mentioned technical scheme, when the core roll contacts with the roller that rolls, the oxide layer waste residue drops from the surface of annular blank under the effect of force, and the oxide layer waste residue that drops off can drop on the core roll fixed station, sets up the conical structure through setting up the core roll fixed station, and the waste residue that drops to toper core roll fixed station is easy to be slided down, and the oxide layer waste residue is difficult for having on the core roll fixed station, makes the core roll fixed station keep clean.

The utility model discloses further configure to: the bottom of the core roller fixing table is provided with a clamping plate, two sides of the machine body are provided with sliding grooves, and two sides of the clamping plate are slidably clamped in the sliding grooves.

Through adopting above-mentioned technical scheme, the core roller fixed station needs to remove on the fuselage inner wall, is provided with the joint board in the bottom of core roller fixed station, and the joint board slides in the spout in the both ends of joint board, and the joint board makes the gliding more stable of core roller fixed station.

The utility model discloses further configure to: the storage device comprises a box body and a baffle, wherein a plurality of through holes are formed in the baffle, the baffle is clamped in the box body, and the baffle divides the box body into a waste residue cavity and a water cavity.

Through adopting above-mentioned technical scheme, storage device is used for storing the waste residue, storage device includes box and baffle, the baffle divide into waste residue chamber and water cavity with the box, it can cool down it through the water spray at the in-process that annular blank ground the ring, the in-process water of cooling can be washed the waste residue that rolls ring and core roller and fall, during waste residue and the mixture stream of water entered storage device, set up in a plurality of through-hole on the baffle, the through-hole has filterable effect, separate water and waste residue through the through-hole, water is stored in the water cavity, water in the water cavity can cyclic utilization reach the effect of using water wisely, the waste residue is stored in the waste residue chamber, make things convenient for the workman to clear up and collect.

The utility model discloses further set up to: the inner wall of the box body is provided with a bearing block, and a pin hole is formed in the bearing block.

Through adopting above-mentioned technical scheme, be provided with the carrier block on the inner wall of box, the carrier block is used for bearing the baffle, makes more firm the fixing on the carrier block of baffle, when there is waste residue or rivers to advance storage device, the baffle is difficult for rocking in the box.

The utility model discloses further configure to: the bottom of baffle is provided with the pin, the pin is pegged graft downtheholely at the pin.

Through adopting above-mentioned technical scheme, when the waste residue in the waste residue chamber is stored a lot of, through cooperating with bearing the weight of soon with the pin, make things convenient for the workman to take out the baffle, clear up and collect the waste residue.

The utility model discloses further configure to: the conveying roller is characterized in that rotating grooves are formed in two sides of the inner wall of the cavity groove, bearings are arranged in the rotating grooves respectively, and two ends of the conveying roller are matched in the bearings respectively.

Through adopting above-mentioned technical scheme, the both sides in the chamber groove that sets up on the loading board are provided with the rotation groove, are fixed with the bearing in the rotation groove, and the both ends of transfer roller cooperate respectively in the bearing, through the cooperation of bearing and transfer roller, make things convenient for the dismantlement installation of workman to the transfer roller.

The utility model discloses further configure to: and waste residue frames are arranged on two sides of the machine body.

Through adopting above-mentioned technical scheme, when the in-process of ring is being ground to the part that is processed, the diameter of ring crescent, annular blank is unsettled outside the fuselage, when annular blank with embrace the roller contact, the oxide layer drops subaerially at the extruded in-process, in order to keep operational environment's cleanness, is provided with the waste residue frame in the both sides of fuselage, and the waste residue that drops directly drops in the waste residue frame, need not the workman to remove again and clean the waste residue, uses manpower sparingly.

To sum up, the utility model discloses a following at least one useful technological effect is:

1. in the ring grinding process, the falling oxide layer waste residues fall into the storage device through gaps between the conveying rollers, so that the oxide layer waste residues are automatically cleaned;

2. after finishing ring grinding, only the workers are required to clean and collect oxide layer waste residues in the storage device, the time of the workers is saved through the storage device, and the manpower is saved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a sectional view of the entire structure in the present embodiment;

FIG. 3 is a schematic structural diagram of the carrier plate in this embodiment;

FIG. 4 is a schematic view showing a connection relationship between a core roller fixing table and a machine body in the present embodiment;

fig. 5 is a schematic structural diagram of the storage device in the present embodiment.

In the figure, 1, a fuselage; 2. rolling a roller; 3. a core roll; 4. a support device; 41. a support; 42. an upper conical roller; 43. a lower conical roller; 5. an arm-embracing; 51. carrying out roller holding; 6. a box body; 61. a bearing block; 62. a pin hole; 7. a carrier plate; 71. a U-shaped cavity groove; 721. a conveying roller; 73. a cavity groove; 74. a rotating groove; 75. a bearing; 8. a core roll fixing table; 81. a clamping and connecting plate; 9. a storage device; 91. a baffle plate; 92. a through hole; 93. a waste residue cavity; 94. a water chamber; 95. a pin; 10. a waste residue frame; 11. a chute; 12. a support frame; 13. a first cooling water pipe; 14. a second cooling water pipe; 15. a drive device.

Detailed Description

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

Referring to fig. 1 and 4, for the ring rolling mill of the present invention, generally, the ring rolling is performed by means of the ring rolling mill to make the ring produce continuous local plastic deformation, so as to realize the plastic processing technique of wall thickness reduction, diameter expansion and cross section profile shaping, and the technique is suitable for producing various annular mechanical parts with various shapes and sizes, such as various seamless annular forgings of bearing rings, gear rings, flanges, etc. The ring rolling mill comprises a machine body 1, wherein a bearing plate 7 is arranged on the machine body 1, two ends of the bearing plate 7 are fixed on the machine body 1, the bearing plate 7 is used for bearing annular blanks, and a U-shaped cavity groove 71 is arranged on the bearing plate 7; the bottom of loading board 7 is provided with core roller fixed station 8, and core roller fixed station 8 sliding connection is in fuselage 1, is provided with joint board 81 in the bottom of core roller fixed station 8, be provided with in the both sides of fuselage 1 with joint board 81 both sides complex spout 11, through the sliding fit of joint board 81 with spout 11, make core roller fixed station 8 along the gliding more stable of fuselage 1 inner wall. The core roller fixing table 8 is provided with a core roller 3, one end of the core roller 3 is fixed on the core roller fixing table 8, the other end of the core roller 3 penetrates through the U-shaped cavity groove 71 on the bearing plate 7, and the core roller 3 is used for driving the annular blank to move along the length direction of the machine body 1. Be provided with drive arrangement 15 in the one end of fuselage 1, drive arrangement 15 can remove along the length direction of fuselage 1, drive arrangement 15 can set the pneumatic cylinder into, be provided with backup pad 12 on the drive arrangement 15, the one end of backup pad 12 articulates on drive arrangement 15, when the ring rolls is out of work, backup pad 12 is in the tilt state, when the ring rolls during operation, the other end joint of backup pad 12 is on the top of core roller 3, it removes along U-shaped chamber groove 71 to drive core roller 3 through drive arrangement 15, the one end that is close to loading board 7 between drive arrangement 15 and core roller 3 is provided with rolls roller 2, the bottom of rolling roller 2 is provided with rotating device, rotating device drives rolls roller 2 and rotates, rotating device fixes in fuselage 1.

Referring to fig. 1 and 3, when the ring rolling mill is in operation, the ring rolling mill is placed on the bearing plate 7 after the ring blank with punched holes is sleeved on the core roller 3, the outer side wall of the core roller 3 is attached to the inner side wall of the ring blank, the ring rolling mill is started, the rolling roller 2 starts to rotate under the action of the rotating device, the supporting frame 12 at the top end of the machine body 1 is clamped with the top end of the core roller 3, the core roller 3 is driven to move towards the direction close to the rolling roller 2 through the driving device 15, after the ring blank sleeved on the core roller 3 collides with the rolling roller 2, the ring blank starts to rotate under the action of the rotating force of the rolling roller 2, the rolling force between the rolling roller 2 and the core roller 3 enables the ring blank to be locally plastically deformed, and further the. After the ring-shaped blank forged at high temperature contacts with oxygen in the environment, a layer of oxide layer waste slag is generated on the outer surface of the ring-shaped blank, falls off from the outer surface of the annular blank under the action of the rolling force, falls onto the bearing plate 7 or the machine body 1, after the annular blank is processed, workers are required to clean the waste oxide layer on the bearing plate 7 and the machine body 1, in order to reduce the time and labor intensity of the workers, cavity grooves 73 are formed at both sides of the bearing plate 7, a rotation groove 74 is formed on the inner wall of the cavity groove 73, a bearing 75 is provided in the rotation groove 74, a conveying roller 721 is fitted in the bearing 75, the conveying roller 721 reducing friction with the carrier plate 7 during the movement of the endless blank in the direction of the laminating roller 2, and a gap exists between any two of the transfer rollers 721, oxide layer sludge can pass through the gap between the transfer rollers 721 or fall down from the U-shaped chute 71.

Referring to fig. 1 and 4, oxide layer waste residues falling from the carrier plate 7 may fall onto the core roller fixing table 8, and in order to prevent the oxide layer waste residues from remaining on the core roller fixing table 8, the core roller fixing table 8 is formed in a tapered shape, and waste residues falling onto the core roller fixing table 8 easily fall down, so that waste residues are not easily present on the core roller fixing table 8. Be provided with two first condenser tube 13 on support frame 12, one of them first condenser tube 13's shower nozzle is aimed at one side of core roller 3, another first condenser tube 13's shower nozzle is aimed at the opposite side of core roller 3, can play the effect of cooling to annular blank through being provided with first condenser tube 13, first condenser tube 13 spun water still will drop on loading board 7 or the oxide layer waste residue on joint board 81 washes away, can automatic clearance oxide layer waste residue, after processing, do not need the workman to clear up the waste residue in the fuselage 1 again, can reduce workman's intensity of labour.

Referring to fig. 1, in the process of processing the annular blank, because of the local shaping change of the annular blank, the wall thickness is gradually reduced, the outer diameter and the inner diameter of the annular blank are gradually enlarged, the annular blank along the length direction of the machine body 1 is suspended outside the bearing plate 7, in order to prevent the annular blank from deflecting during processing, a support device 4 is arranged at the other end of the machine body 1, the support device 4 is slidably connected with the machine body 1, the support device 4 comprises a frame-shaped support 41, an upper conical roller 42 and a lower conical roller 43 are arranged on the support 41, the upper conical roller 42 is slidably connected on the support 41, the lower conical roller 43 is abutted against the lower end face of the annular blank by moving the support device 4, the upper conical roller 42 is abutted against the upper end face of the annular blank, the oxide layer and the waste slag on the surface of the annular blank can be cleaned by the acting force generated when the upper conical roller 42 and the lower conical roller 43 rotate, and a second cooling water pipe 14 is, the oxide layer waste slag on the upper end surface of the annular blank can be flushed away through the second cooling water pipe 14.

Referring to fig. 2 and 5, in order to collect and clean the oxide layer waste residue, a storage device 9 is arranged at the bottom end of the machine body 1, the storage device 9 is detachably connected with the machine body 1, the storage device 9 comprises a box body 6, a baffle 91 is arranged in the middle of the box body 6, the baffle 91 divides the box body 6 into a waste residue cavity 93 and a water cavity 94, a plurality of through holes 92 are formed in the baffle 91, and water and waste residue can be better separated through the baffle 91. When ring mill live time overlength, can there be a large amount of waste residues in the waste residue chamber 93 in storage device 9, take out oxide layer waste residue from storage device 9 for the convenience, set baffle 91 and box 6 to dismantling and be connected, be provided with carrier block 61 on the inner wall of box 6, be provided with cotter hole 62 on the carrier block 61, carrier block 61 is used for bearing baffle 91, in order to make baffle 91 more firm fixing on carrier block 61, be provided with pin 95 in the bottom of baffle 91, pin 95 pegs graft in cotter hole 62, when the workman is clearing up the waste residue in the waste residue chamber, can draw out baffle 91 from box 6, the oxide layer waste residue that will store on baffle 91 is collected. When the water chamber 94 is full, the cooling water can be circulated by pumping water into the first cooling water pipe 13 and the second cooling water pipe 14 by a suction pump, thereby saving the cooling water or discharging the cooling water by a worker. Through storage device 9, the workers are not required to reuse a large amount of time to clear the oxide layer waste residues, the workers are convenient to clear and collect the oxide layer waste residues, and the process of collection is simple and convenient.

Referring to fig. 1 and 2, arms 5 are provided at two sides of a machine body 1, one end of each arm 5 is rotatably connected to the machine body 1, a holding roller 51 is provided at the other end of each arm 5, when an annular blank is to be machined, the holding rollers 51 at two sides of the machine body 1 respectively abut against the outer side surface of the annular blank, the holding rollers 51 mounted on the arms 5 limit the annular blank in the transverse direction of the machine body 1, as the diameter of the annular blank is enlarged, a squeezing force is generated between the holding rollers 51 and the annular blank, oxide layer waste residues on the upper and outer surfaces of the annular blank are removed under the action of the squeezing force, when the outer diameter of the annular blank is smaller, the oxide layer waste residues can fall into a storage device 9 through a gap between conveying rollers 721 on a bearing plate 7, when the outer diameter of the annular blank is gradually enlarged, the annular blank is suspended outside the machine body 1, in order to, be provided with waste residue frame 10 in the both sides of fuselage 1, the oxide layer waste residue that drops directly drops in waste residue frame 10, can not drop subaerially, can make operational environment keep clean and tidy clean through waste residue frame 10, and the waste residue that drops in waste residue frame 10 makes things convenient for workman's collection and processing.

The implementation principle of the embodiment is as follows: the annular blank is fired at high temperature and then contacts with oxygen in the air to generate a layer of oxide layer waste slag on the surface of the annular blank, when the annular blank is gradually rolled by the rolling roller 2 and the core roller 3, the oxide layer waste slag falls off from the surface of the annular blank under the action of force and falls on the bearing plate 7, a cavity groove 73 is arranged on the bearing plate 7, a plurality of conveying rollers 721 are arranged in the cavity groove 73, gaps exist among the conveying rollers 721, the oxide layer waste slag falls into a storage device 9 from the gaps of the conveying rollers 721, a first cooling water pipe 13 is arranged on the supporting frame 12, a second cooling water pipe 14 is arranged at the upper end of the upper conical roller 41, the first cooling water pipe is aligned with the core roller 3 to spray water, the water spray water can play a role of cooling and can flush the oxide layer on the bearing plate 7 into the storage device 9, the storage device 9 comprises a box body 6 and a baffle 91, be provided with a plurality of through-hole 92 on baffle 91, baffle 91 plays filterable effect, and water flows into water cavity 94 in the through-hole 92 on baffle 91, and the waste residue is then stored in waste residue cavity 93, filters out the waste residue through baffle 92 is fine.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The ring rolling machine comprises a machine body (1), wherein one end of the machine body (1) is provided with a driving device (15), the driving device (15) is connected onto the machine body (1) in a sliding manner, the other end of the machine body (1) is provided with a supporting device (4), the supporting device (4) is connected onto the machine body (1) in a sliding manner, a core roller (3) is arranged on the machine body (1), a rolling roller (2) is arranged between the core roller (3) and the driving device (15), the rolling roller (2) is connected onto the machine body (1) in a rotating manner, a pair of holding arms (5) are symmetrically arranged on two sides of the machine body (1), one ends of the two holding arms are connected onto the machine body (1) in a rotating manner, the two holding arms (5) are provided with holding rollers (51), and the supporting device (4) comprises a support (41), an upper conical roller (42) and a lower conical roller (, the upper conical roller (42) and the lower conical roller (43) are in conical shapes, and are characterized in that: be provided with loading board (7) on fuselage (1), loading board (7) are fixed on fuselage (1), be provided with U-shaped chamber groove (71) on loading board (7), be provided with chamber groove (73) on loading board (7), be provided with transfer roller (72) in chamber groove (73), transfer roller (72) can be dismantled with chamber groove (73) and be connected, the bottom of loading board (7) is provided with core roller fixed station (8), core roller fixed station (8) sliding connection is on fuselage (1), core roller (3) run through U-shaped chamber groove (71) on loading board (7) and core roller fixed station (8) are connected, be provided with storage device (9) that are used for saving the waste residue in fuselage (1), storage device (9) can be dismantled with fuselage (1) and be connected.

2. A ring mill according to claim 1, characterized in that: the shape of the core roller fixing table (8) is set to be a conical structure.

3. A ring mill according to claim 1, characterized in that: the bottom of core roller fixed station (8) is provided with joint board (81), both sides in fuselage (1) are provided with spout (11), the slip joint of both sides of joint board (81) is in spout (11).

4. A ring mill according to claim 1, characterized in that: storage device (9) include box (6) and baffle (91), be provided with a plurality of through-hole (92) on baffle (91), baffle (91) joint is in box (6), baffle (91) are split into waste residue chamber (93) and water cavity (94) with box (6).

5. A ring mill according to claim 4, characterized in that: the inner wall of the box body (6) is provided with a bearing block (61), and the bearing block (61) is provided with a pin hole (62).

6. A ring mill according to claim 4, characterized in that: the bottom end of the baffle (91) is provided with a pin (95), and the pin (95) is inserted in the pin hole (62).

7. A ring mill according to claim 1, characterized in that: the conveying roller is characterized in that rotating grooves (74) are formed in two sides of the inner wall of the cavity groove (73), bearings (75) are arranged in the rotating grooves (74), and two ends of the conveying roller (72) are matched in the bearings (75) respectively.

8. A ring mill according to claim 1, characterized in that: two sides of the machine body (1) are provided with waste residue frames (10).

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