CN215237551U

CN215237551U - Large-scale axle type upset anchor clamps

Info

Publication number: CN215237551U
Application number: CN202121691990.XU
Authority: CN
Inventors: 宣锋平; 阮红祥; 赵伟江; 黄建永; 胡洪磊
Original assignee: Zhejiang Tianji Heavy Industry Machinery Co ltd
Current assignee: Zhejiang Tianji Heavy Industry Machinery Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-21
Anticipated expiration: 2031-07-23

Abstract

The application relates to a large-scale axle type upset anchor clamps, including sliding the base of installing on the track, the mount pad is installed to the vertical sliding of base, and the pivot is installed in the horizontal rotation of mount pad, and the pivot is provided with the fixture that is used for the centre gripping steel ingot towards the one end of forging the platform, and the base is provided with elevating system and is connected with the mount pad. This application has when forging the steel ingot, the steel ingot centre gripping is on fixture, the vertical adjustment steel ingot height that slides of mount pad, the steel ingot angle is adjusted to the pivot, the steel ingot rotates the steel ingot to suitable angle after every forging and pressing the back pivot once and forges again after adjusting the steel ingot to suitable height, accomplish axle rough blank forging after repeated many times, and the steel ingot keeps the horizontality when forging, the rough blank is higher by forging the completion back surface straightness accuracy, the superficial cutting output of rough blank when having reduced and carrying out the finish machining, the effect of consumeing and manufacturing cost to raw and other materials has been reduced.

Description

Large-scale axle type upset anchor clamps

Technical Field

The application relates to the field of forging auxiliary equipment, in particular to a large-scale shaft overturning clamp.

Background

Large-scale axle type forging is usually by the direct integrative forging and pressing shaping of a monoblock cuboid steel ingot, because the forging press only can forge and press the plane, consequently in order to forge the steel ingot of cuboid to roll into axle form, needs rotary device to rotate the steel ingot and forge the steel ingot into cylindricly with the cooperation forging press.

The rotary equipment among the correlation technique includes that two are parallel to each other and fixed inlays and establish subaerial guide rail, be provided with the base on the guide rail, the both sides of base are all rotated and are installed a plurality of gyro wheels, the coaxial ring channel with guide rail complex of seting up of gyro wheel lateral wall, the gyro wheel passes through the cooperation roll-mounting between guide rail and the ring channel on the guide rail, the base is installed first motor and is connected with arbitrary gyro wheel transmission, base level rotates installs a pivot, the one end of pivot is rotated and is installed two arc supporting rods, the rotation plane of two supporting rods overlaps, the axis of pivot is located the rotation plane of two supporting rods, the base is installed the second motor and is connected with the pivot transmission, install two third motors in the pivot and be connected with two arc supporting rod transmissions.

In forging, one end of a steel ingot heated to a suitable temperature is first placed on a forging stage of a forging press, then a chain is hung on the barb of the travelling crane, the chain is sleeved on the other end of the steel ingot, the steel ingot is adjusted to be horizontal by adjusting the height of the barb of the travelling crane, then the first motor is started to drive the roller to rotate so as to drive the base to slide to a proper position, then the third motor is started to drive the clamping rods to rotate so as to clamp two opposite side walls of the steel ingot, and at the moment, the forging press is started to forge and press the steel ingot, because the steel ingot needs to be forged and pressed into a cylindrical rough blank, the rotating shaft needs to be rotated to drive the steel ingot to rotate a certain angle every time the steel ingot is forged and pressed, then after the two clamping rods are separated from the steel ingot, the height of the barb of the travelling crane is adjusted until the steel ingot is maintained horizontal again, and then, rotating the clamping rod to clamp the steel ingot, and repeating the steps for multiple times to finish the forging of the rough blank of the shaft part.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the height of the forging piece is manually adjusted by a worker through a traveling crane, so that a steel ingot is easy to incline when being forged, the straightness of the surface of a shaft rough blank is reduced after the steel ingot is forged into the rough blank of the shaft part, the cutting amount of the surface of the shaft rough blank needs to be correspondingly increased in order to ensure the straightness of the shaft when the shaft is subsequently subjected to finish machining through a machine tool, the consumption of raw materials is increased, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the steel ingot is difficult to keep horizontal through the height of travelling crane and chain manual control steel ingot, the application provides a large-scale axle type upset anchor clamps.

The application provides a large-scale axle type upset anchor clamps adopts following technical scheme:

the utility model provides a large-scale axle type upset anchor clamps, includes that the base of sliding installation on the track, the mount pad is installed to the vertical sliding of base, the pivot is installed in the horizontal rotation of mount pad, the axis of pivot with the direction of sliding of base is parallel, the pivot is provided with the fixture that is used for the centre gripping steel ingot towards the one end of forging the platform, the base be provided with elevating system with the mount pad is connected.

By adopting the technical scheme, when the steel ingot is forged, the steel ingot can be directly clamped on the clamping mechanism, the lifting mechanism drives the mounting seat to vertically slide to adjust the height of the steel ingot, the rotating shaft is rotated to adjust the angle of the steel ingot, the steel ingot is rotated to a proper angle through the rotating shaft after each forging and pressing of the steel ingot, the mounting seat and the steel ingot are adjusted to a proper height through the lifting mechanism and then are forged for the next time, and the forging of the shaft rough blank is completed after repeated times, and because the steel ingot is always fixed on the rotating shaft by the clamping mechanism, the height of the steel ingot is adjusted through the vertically sliding mounting seat, the steel ingot can be always kept in a horizontal state within a certain range during the forging, the straightness of the surface of the shaft rough blank after the forging is higher, the necessary cutting amount of the surface of the shaft part during the fine machining is reduced, and the consumption of raw materials is reduced, the production cost is reduced, and the national requirements of energy conservation and environmental protection are met.

Optionally, the clamping mechanism includes two mounting blocks rotatably mounted on the rotating shaft, the rotation planes of the two mounting blocks are parallel to each other, one side of the mounting block, which is away from the rotating shaft, is provided with a tightening rod, the tightening rods are inclined in opposite directions, the mounting block is rotatable to a position where one end face of the tightening rod, which is away from the mounting block, is mutually attached and tightened, a driving motor is embedded in the rotating shaft, a sliding block is coaxially slidably mounted in the rotating shaft, a lead screw is coaxially rotatably mounted in the rotating shaft, the lead screw passes through the sliding block and is in threaded fit with the sliding block, the lead screw is coaxially connected with an output shaft of the driving motor, two opposite side walls of the sliding block are respectively provided with a connecting rod, the connecting rods are rotatably connected with the sliding block, the side wall of the rotating shaft is provided with a sliding groove, one end of the two connecting rods, which is away from the sliding block, passes through the sliding grooves and is respectively rotatably connected with the two mounting blocks, the connecting rod is matched with the sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, driving motor drives the lead screw and rotates, and the lead screw drives the slider and slides, and the slider drives the installation piece through two connecting rods and supports tight pole and rotate and press from both sides the steel ingot tight, and regard driving motor as the driving source for two support tight poles can carry out the centre gripping to the steel ingot of multiple different diameters, and the suitability is stronger.

Optionally, the end of the abutting rod, which is far away from the mounting block, is rotatably mounted with the fixing plate, the rotating plane of the fixing plate is parallel to the rotating plane of the abutting rod, and the abutting rod can rotate to two fixing plates which are mutually attached and abutted tightly.

By adopting the technical scheme, the fixed plate rotatably arranged on the tightening rod can ensure that the tightening rod can always fit and tighten the side wall of the steel ingot when the steel ingot with different diameters is clamped, so that the clamping stability of the tightening rod to the steel ingot is increased, and the steel ingot is not easy to fall off from the tightening rod after being clamped tightly.

Optionally, the fixed plate deviates from a fixed slot has been seted up to a lateral wall of support pole, the transversal isosceles right triangle-shaped of personally submitting of fixed slot, the length direction of fixed slot with the rotation plane of fixed plate is parallel, the length direction's of fixed slot both ends will the both ends face of fixed plate runs through, two the apex angle line of fixed slot with the axis of pivot is parallel and is located the coplanar.

Through adopting above-mentioned technical scheme, the fixed plate accessible fixed slot is laminated simultaneously and is supported the adjacent both sides wall of tight steel ingot, has further improved the fixed plate and has just made the steel ingot difficult follow the fixed plate and drop when the fixed plate drives the steel ingot and rotates to the centre gripping stability of steel ingot.

Optionally, a plurality of first protruding ridges are arranged on two side walls of the fixing groove at intervals along the length direction of the fixing groove, the first protruding ridges are parallel to each other, and the length direction of the first protruding ridges is perpendicular to the length direction of the fixing groove.

By adopting the technical scheme, the axial friction force between the side wall of the fixing groove and the steel ingot is increased by the first convex edge, so that the steel ingot is not easy to generate relative displacement between the steel ingot and the fixing plate when being forged and extended, the positioning precision of the axis direction of the steel ingot is improved, the forging degree of each part of the steel ingot is more uniform, and the defects are not easy to generate inside the steel ingot.

Optionally, a plurality of second protruding ridges are arranged on one end face, deviating from the side wall of the fixing groove, of the first protruding ridge at intervals along the length direction of the first protruding ridge, the second protruding ridges are parallel to each other, and the length direction of the second protruding ridges is parallel to the length direction of the fixing groove.

Through adopting above-mentioned technical scheme, the second bead has increased the circumference frictional force between steel ingot and the fixed plate for the steel ingot is difficult for appearing relative rotation when being forged by the rotation between with the fixed plate, has then improved the circularity of steel ingot and has forged the completion back lateral wall.

Optionally, the lifting mechanism comprises a lifting screw rod vertically rotatably installed on the base, the upper end of the lifting screw rod penetrates through the installation base and is in threaded fit with the installation base, the base is provided with a lifting motor, and the lifting motor is in transmission connection with the lifting screw rod.

Through adopting above-mentioned technical scheme, elevator motor can comparatively stably accurately drive the mount pad through the lifting screw and carry out vertical sliding.

Optionally, the base is provided with a balancing weight in a sliding manner, the upper end of the base is vertically and rotatably provided with a reversing wheel, a sling is wound on the reversing wheel, two ends of the sling are respectively connected with the balancing weight and the mounting seat, and the weight of the balancing weight is not greater than that of the mounting seat.

By adopting the technical scheme, the balancing weight can offset part of the weight of the mounting seat and the part on the mounting seat, the pressure borne by the lifting screw when the lifting screw drives the mounting seat to slide is reduced, the abrasion of the lifting screw in the daily use process is reduced, and the service life of the lifting screw is further prolonged.

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

1. when the steel ingot is forged, the steel ingot can be directly clamped on the clamping mechanism, the lifting mechanism drives the mounting seat to vertically slide to adjust the horizontal height of the steel ingot, the angle of the steel ingot is adjusted by rotating the rotating shaft, the steel ingot is rotated to a proper angle through the rotating shaft after each forging and pressing of the steel ingot, the mounting seat and the steel ingot are adjusted to proper height by the lifting mechanism and then forged for the next time, the forging of the shaft rough blank is completed after repeated times, and the steel ingot is fixed on the rotating shaft by the clamping mechanism all the time, the height of the steel ingot is adjusted by the vertically sliding mounting seat, so that the steel ingot can be always kept in a horizontal state within a certain range during forging, the surface straightness of the shaft rough blank is higher after the shaft rough blank is forged, further reducing the cutting amount of the surface of the shaft part during the fine machining, reducing the consumption of raw materials, and meeting the national requirements of energy conservation and environmental protection while reducing the production cost;

2. the driving motor drives the screw rod to rotate, the screw rod drives the sliding block to slide, the sliding block drives the mounting block and the abutting rods to rotate through the two connecting rods to clamp the steel ingot, and the driving motor serves as a driving source, so that the two abutting rods can clamp the steel ingots with different diameters, and the applicability is high;

3. the axial friction between the side wall of the fixing groove and the steel ingot is increased by the first convex edge, so that the steel ingot is not easy to generate relative displacement with the fixing plate when being forged and extended, the positioning precision of the steel ingot in the axis direction is improved, the forging degree of each part of the steel ingot is uniform, and defects are not easy to generate in the steel ingot.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a schematic perspective view of the present application, in which the base and the rotating shaft are cut.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Reference numerals: 1. a base; 11. a mounting seat; 12. a roller; 121. an annular groove; 13. a rotating shaft; 131. a chute; 132. mounting grooves; 133. a sliding groove; 14. a first motor; 15. a second motor; 2. a track; 3. a clamping mechanism; 31. mounting blocks; 32. a tightening rod; 33. a fixing plate; 331. fixing grooves; 332. a first rib; 333. a second rib; 34. a drive motor; 35. a slider; 36. a screw rod; 37. a connecting rod; 4. a lifting mechanism; 41. a lifting screw; 42. a lifting motor; 5. a balancing weight; 6. a reversing wheel; 7. a sling; 8. and (7) connecting the shafts.

Detailed Description

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

The embodiment of the application discloses large-scale axle class upset anchor clamps, refer to fig. 1 and 2, including fixed two tracks 2 that are parallel to each other of inlaying the installation on ground, be provided with base 1 on the track 2, four axes are all installed in the both sides of base 1 rotation and are horizontally gyro wheel 12, ring channel 121 has been seted up to gyro wheel 12 lateral wall, the cooperation of track 2 is inlayed and is established in the ring channel 121 of gyro wheel 12, gyro wheel 12 roll mounting is on track 2, base 1 slides through gyro wheel 12 and installs on track 2. The base 1 is further fixedly provided with a first motor 14, any pair of rollers 12 are coaxially connected through a connecting shaft 8, the first motor 14 is in transmission connection with the connecting shaft 8 through a gear, and after the first motor 14 is started, the first motor 14 drives the connecting shaft 8 to rotate so as to drive the rollers 12 to rotate to drive the base 1 to slide.

Referring to fig. 2, a mounting seat 11 is vertically slidably mounted on a base 1, a rotating shaft 13 is rotatably mounted on the mounting seat 11, the axis of the rotating shaft 13 is horizontal and parallel to the sliding direction of the base 1, and a second motor 15 is fixedly mounted on the mounting seat 11 and is in transmission connection with the rotating shaft 13. The rotating shaft 13 is provided with a clamping mechanism 3, the clamping mechanism 3 comprises two mounting blocks 31 arranged at intervals on the circumferential direction of the side wall of one end, far away from the mounting seat 11, of the rotating shaft 13, the mounting blocks 31 are rotatably connected with the side wall of the rotating shaft 13, the rotating planes of the two mounting blocks 31 are overlapped with each other, and the axis of the rotating shaft 13 is located in the rotating planes of the two mounting blocks 31. A side wall of the mounting block 31, which is far away from the mounting seat 11, is welded with a tightening rod 32, and the tightening rod 32 inclines towards the axis direction of the rotating shaft 13.

Referring to fig. 2 and 3, a fixing plate 33 is rotatably mounted on one end of the tightening rod 32 away from the mounting block 31, and a rotation plane of the fixing plate 33 is parallel to a rotation plane of the mounting block 31. A fixing groove 331 is formed in a side wall of the fixing plate 33 away from the tightening rod 32, a length direction of the fixing groove 331 is parallel to a rotation plane of the fixing plate 33, and two opposite side walls of the fixing plate 33 penetrate through two ends of the fixing groove 331 in the length direction. The fixing groove 331 has an equilateral right triangle shape in cross section. The installation block 31 is rotated to drive the abutting rod 32 and the fixing plate 33 to be attached and clamped on the side wall of the rectangular steel ingot.

Referring to fig. 2 and 3, a plurality of first ribs 332 are integrally formed on two side walls of the fixing groove 331 at intervals along the length direction thereof, the length direction of the first ribs 332 is perpendicular to the axis of the rotating shaft 13, a plurality of second ribs 333 are integrally formed on one side wall of the first ribs 332 facing away from the side walls of the fixing groove 331 at intervals along the length direction of the first ribs 332, and the first ribs 332 and the second ribs 333 are used for enhancing the friction force between the fixing plate 33 and the steel ingot.

Referring to fig. 2 and 4, a mounting groove 132 is formed in the rotating shaft 13, the driving motor 34 is fixedly embedded in the mounting groove 132 in a matching manner, the output shaft of the driving motor 34 is coaxially and fixedly mounted with the screw rod 36, and the axis of the screw rod 36 is coaxial with the axis of the rotating shaft 13. A sliding groove 133 is formed in the rotating shaft 13, the sliding block 35 is installed in the sliding groove 133 in a sliding mode, the sliding direction of the sliding block 35 is parallel to the axis of the screw rod 36, and the screw rod 36 penetrates through the sliding block 35 and is in threaded fit with the sliding block 35. The lateral wall of the rotating shaft 13 is provided with a sliding chute 131 in a penetrating way, the sliding chute 131 is communicated with a sliding chute 133, and the sliding direction of the sliding chute 131 is parallel to the sliding direction of the sliding chute 133. The two opposite side walls of the sliding block 35 are provided with a connecting rod 37, one end of the connecting rod 37 is rotatably connected with the side wall of the sliding block 35, the other end of the connecting rod 37 penetrates through the sliding groove 131 and is rotatably connected with one side wall of the mounting block 31, which deviates from the abutting rod 32, and the connecting rod 37 is in sliding fit with the sliding groove 131. The slide block 35 pushes the connecting block to rotate through a connecting rod 37.

Referring to fig. 2, the base 1 is provided with a lifting mechanism 4, the lifting mechanism 4 includes a vertical lifting screw 41, two ends of the lifting screw 41 are respectively rotatably connected with the base 1, and the upper end of the lifting screw 41 penetrates through the mounting seat 11 and is in threaded fit with the mounting seat 11. Base 1 fixed mounting has elevator motor 42, is connected through the worm gear between elevator motor 42 and the lifting screw 41 for elevator motor 42's output rotational speed reduces through the worm gear cooperation, and then makes elevator motor 42 strengthen the turning force of lifting screw 41.

Referring to fig. 2, the two sides of the sliding direction of the base 1 are vertically and slidably provided with a balancing weight 5 with the weight smaller than that of the mounting seat 11, the top wall of the base 1 is rotatably provided with a reversing wheel 6 with the axis being horizontal, the reversing wheel 6 is wound with a sling 7 formed by twisting steel wires, one end of the sling 7 is fixedly connected with the balancing weight 5, the other end of the sling 7 is fixedly connected with the mounting seat 11, and the balancing weight 5 is used for offsetting a part of the gravity of the mounting seat 11 and a part of the gravity of a mechanism on the mounting seat 11 so as to reduce the pressure of the lifting screw 41.

The implementation principle of the large shaft overturning clamp in the embodiment of the application is as follows:

the driving motor 34 is started to drive the screw rod 36 to rotate, and further drive the sliding block 35 to slide, the sliding block 35 pushes the two mounting blocks 31 to rotate through the two connecting rods 37 to clamp the steel ingot in a fitting manner, the lifting motor 42 is started to drive the lifting screw rod 41 to rotate, the mounting base 11 and the rotating shaft 13 are moved to a proper height, then the first motor 14 is started to drive the roller 12 to rotate, and further drive the base 1 to slide to a forging table for placing the steel ingot on a forging press, after the steel ingot is forged by the forging press for the first time, the second motor 15 is started to drive the rotating shaft 13 and the steel ingot to rotate to a proper angle, the lifting motor 42 is started again to drive the mounting base 11 to slide to a proper height, and further forge for the second time, and accordingly, a blank shaft for repeatedly forging and pressing the rectangular steel ingot into a cylindrical shape.

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 large-scale axle type upset anchor clamps, includes base (1) of sliding installation on track (2), its characterized in that: base (1) vertical slip is installed mount pad (11), mount pad (11) horizontal rotation installs pivot (13), the axis of pivot (13) with the direction of sliding of base (1) is parallel, pivot (13) are provided with fixture (3) that are used for the centre gripping steel ingot towards the one end of forging the platform, base (1) be provided with elevating system (4) with mount pad (11) are connected.

2. The large shaft overturning clamp as claimed in claim 1, wherein: fixture (3) include that two rotations are installed installation piece (31) on pivot (13), two the rotation plane of installation piece (31) is parallel to each other, installation piece (31) deviate from one side of pivot (13) is provided with supports tight pole (32), support tight pole (32) slope in opposite directions, installation piece (31) are rotatable extremely support tight pole (32) and keep away from a terminal surface of installation piece (31) is laminated each other and is supported tightly, pivot (13) embedded establishment installs driving motor (34), coaxial sliding is installed in pivot (13) and is slided and install slider (35), coaxial rotation installs lead screw (36) in pivot (13), lead screw (36) pass slider (35) and with slider (35) screw-thread fit, lead screw (36) with the output shaft coaxial coupling of driving motor (34), all be provided with connecting rod (37) on the relative both sides wall of slider (35), connecting rod (37) with slider (35) rotate to be connected, pivot (13) lateral wall is run through and is seted up spout (131), two connecting rod (37) are kept away from the one end of slider (35) is passed spout (131) respectively with two installation piece (31) rotate to be connected, connecting rod (37) with spout (131) sliding fit.

3. The large shaft overturning clamp as claimed in claim 2, wherein: keep away from to support tight pole (32) the one end of installing piece (31) is rotated and is installed fixed plate (33), the rotation plane of fixed plate (33) with the rotation plane of supporting tight pole (32) is parallel, support tight pole (32) rotatable to two fixed plate (33) are laminated each other and are supported tightly.

4. The large shaft overturning clamp as claimed in claim 3, wherein: fixed plate (33) deviate from fixed slot (331) have been seted up to a lateral wall of resisting pole (32), the transversal isosceles right triangle-shaped of personally submitting of fixed slot (331), the length direction of fixed slot (331) with the rotation plane of fixed plate (33) is parallel, the length direction's of fixed slot (331) both ends will the both ends face of fixed plate (33) runs through, two the apex angle line of fixed slot (331) with the axis of pivot (13) is parallel and be located the coplanar.

5. The large shaft overturning clamp as claimed in claim 4, wherein: the two side walls of the fixing groove (331) are provided with a plurality of first protruding ribs (332) at intervals along the length direction of the fixing groove (331), the first protruding ribs (332) are parallel to each other, and the length direction of the first protruding ribs is perpendicular to the length direction of the fixing groove (331).

6. The large shaft overturning clamp as claimed in claim 5, wherein: one end face, deviating from the side wall of the fixing groove (331), of the first rib (332) is provided with a plurality of second ribs (333) at intervals along the length direction of the first rib (332), the second ribs (333) are parallel to each other, and the length direction of the second ribs is parallel to the length direction of the fixing groove (331).

7. The large shaft overturning clamp as claimed in claim 1, wherein: elevating system (4) are installed including vertical rotation elevating screw (41) on base (1), the upper end of elevating screw (41) is passed mount pad (11) and with mount pad (11) screw-thread fit, base (1) is provided with elevator motor (42), elevator motor (42) with elevating screw (41) transmission is connected.

8. The large shaft overturning clamp as claimed in claim 7, wherein: base (1) slides and installs balancing weight (5), and vertical rotation in base (1) upper end installs reversing wheel (6), reversing wheel (6) go up rich there is hoist cable (7), the both ends of hoist cable (7) respectively with balancing weight (5) reach mount pad (11) are connected, the weight of balancing weight (5) is not more than the weight of mount pad (11).