CN118080768A - Automobile journal forging die - Google Patents
Automobile journal forging die Download PDFInfo
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- CN118080768A CN118080768A CN202410510704.7A CN202410510704A CN118080768A CN 118080768 A CN118080768 A CN 118080768A CN 202410510704 A CN202410510704 A CN 202410510704A CN 118080768 A CN118080768 A CN 118080768A
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- 238000005242 forging Methods 0.000 title claims abstract description 160
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 abstract description 19
- 238000013459 approach Methods 0.000 abstract description 9
- 238000005498 polishing Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 15
- 238000005381 potential energy Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The invention relates to the technical field of forging dies, in particular to an automobile journal forging die which comprises hydraulic rods fixedly arranged on a frame and distributed in a circumferential array, wherein a plurality of hydraulic rods are provided with forging components, and the forging components comprise: and the mounting shell is fixedly arranged on the hydraulic rod. According to the automobile journal forging die, when forging and pressing work is carried out, the hydraulic rod pushes the mounting shell to approach the journal blank, the forging block on the mounting shell forges the blank, strength of the blank is enhanced, meanwhile, the inserting block group on the mounting shell moves, the inserting block group pushes the forming mechanism to rotate relative to the forging block, the forming block of the forming mechanism is matched with the forging block to extrude the blank, a plurality of forming blocks and the forging block form a curved surface formed by a plurality of planes, an arc-shaped surface formed by a plurality of planes can be extruded on the blank, a plurality of hydraulic rods are matched on the blank to extrude a plurality of arc-shaped surfaces, the arc-shaped surfaces on the blank are more approximate to a cylinder, and workload of a subsequent polishing procedure can be reduced.
Description
Technical Field
The invention relates to the technical field of forging dies, in particular to an automobile journal forging die.
Background
The forging mould is a device which is matched with a forging press to enable a workpiece blank to be rapidly formed in the forging process.
According to publication number CN113547059B, publication number 2023.11.14, a forging die for forgings is disclosed, which comprises a housing, the inside lower extreme fixedly connected with workstation of shell, the upper end fixedly connected with limit frame of workstation, the upper end center department fixedly connected with bed die of workstation, the inside upper end fixedly connected with hydraulic stem of shell, the lower extreme fixedly connected with bed die of hydraulic stem, the output of hydraulic stem is equipped with mould demoulding mechanism. The device is through the reciprocates of hydraulic stem, and is ejecting with the kicking block from the inside of last mould when upwards moving, makes the effect of last mould drawing of patterns better like this, avoids last mould to make the forging take place the displacement, provides favorable condition for next one side hammering.
In the prior art including the above patent, in the process of forging and pressing the automobile journal to improve the strength of the automobile journal, a pressing block on a forging press is generally matched with a supporting table to forge and press a blank, but the pressing block and the supporting table are both planar, the pressing block and the supporting table form a planar on the blank in the process of extruding the blank, but the automobile journal is cylindrical, and the planar and the edges and corners on the blank can increase the workload of the subsequent polishing process.
Disclosure of Invention
The invention aims to provide an automobile journal forging die, which aims to solve the problem that a plane and a corner are formed in the forging process of a blank, and the workload of a subsequent polishing process is increased.
In order to achieve the above object, the present invention provides an automobile journal forging die, comprising hydraulic rods fixedly mounted on a frame and distributed in a circumferential array, wherein a plurality of hydraulic rods are provided with forging components, and the forging components comprise:
the mounting shell is fixedly mounted on the hydraulic rod;
a forging block fixedly mounted on the mounting shell;
the forming mechanisms are symmetrically hinged to two sides of the forging block and comprise a plurality of forming blocks which are sequentially hinged;
The movable mounting in the inserted block group on the installation shell, the inserted block group is including being located the second inserted block between two adjacent articulated shaping blocks and being located the first inserted block between articulated shaping block and the forging and pressing piece, wherein:
The hydraulic rods push the forging blocks to move so as to forge the blank, and the insert block group moves so that the included angle between the hinged forming blocks and the forging blocks is the same as the included angle between the hinged adjacent forming blocks.
Preferably, the forging block is slidably provided with a movable frame for supporting the first insert block, and the movable frame moves to enable the first insert block on the movable frame to push against a forming block hinged to the forging block.
Preferably, the inside of the installation shell is movably provided with a worm wheel for driving the movable frame to move and a worm meshed with the worm wheel, and the installation shells are relatively moved so as to rotate the worm in the installation shells.
Preferably, the forming block is provided with a connecting frame in a sliding manner, the side walls of the two opposite sides of the connecting frame are respectively provided with a first inserting block and a second inserting block, and the movable frame moves to drive the connecting frame to move through the first inserting blocks.
Preferably, the movable frame is symmetrically hinged with a supporting rod for pushing the connecting frame, and the connecting frame is movably provided with a plurality of stop blocks matched with the supporting rod.
Preferably, the forging block and the forming block are movably provided with a limiting strip for limiting an included angle between the forging block and the adjacent forming block.
Preferably, a sliding sheet is movably arranged on the forming block, and a locking sheet for locking the adjacent forging block or the limiting strip on the adjacent forming block is hinged on the sliding sheet.
Preferably, a shifting block is movably arranged on the connecting frame, and the connecting frame moves to enable the shifting block to shift the sliding sheet and enable the limiting strip to be unlocked.
Preferably, connecting columns and torsion springs are arranged between the hinged forging blocks and the forming blocks and between two adjacent hinged forming blocks.
Preferably, the mounting rod is arranged on the shifting block, a stop block extending to the outer side of the connecting frame is arranged on the mounting rod, and the connecting frame moves so that the shifting block drives the stop block to be separated from the supporting rod.
In the technical scheme, the automobile journal forging die provided by the invention has the following beneficial effects: when forging and pressing work is carried out, the hydraulic rod pushes the installation shell to approach the journal blank, the forging blocks on the installation shell forge and press the blank, the strength of the blank is enhanced, meanwhile, the inserting block group on the installation shell moves, the inserting block group pushes the forming mechanism to rotate relative to the forging blocks, the forming blocks forming the forming mechanism are matched with the forging blocks to extrude the blank, the forming blocks and the forging blocks form a curved surface formed by a plurality of planes, an arc-shaped surface formed by a plurality of planes can be extruded on the blank, a plurality of hydraulic rods are matched with the blank to extrude a plurality of arc-shaped surfaces, the arc-shaped surfaces on the blank are more approximate to a cylinder, and the workload of a subsequent polishing procedure can be reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure provided by an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a limit bar according to an embodiment of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
Fig. 4 is a schematic view of an internal structure of a mounting shell according to an embodiment of the present invention;
FIG. 5 is an enlarged view of FIG. 4 at B;
Fig. 6 is a schematic diagram of an internal structure of a connection frame according to an embodiment of the present invention;
Fig. 7 is an enlarged view at C in fig. 6.
Reference numerals illustrate:
1. Forging and pressing the assembly; 11. forging a block; 111. a movable frame; 112. a rack; 113. a gear; 114. a worm wheel; 115. a worm; 116. a rod; 117. a push rod; 118. a support rod; 119. a support rod; 12. molding blocks; 121. a connection frame; 122. a set of inserts; 1221. a first plug; 1222. a second insert block; 123. a mounting rod; 124. a stop block; 125. a shifting block; 126. a limit bar; 127. a locking plate; 128. a sliding sheet; 129. a pulling piece; 13. a mounting shell; 131. a first connecting rod; 132. a second connecting rod; 133. a connecting column; 14. a forming mechanism; 2. and a hydraulic rod.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-7, an automobile journal forging die comprises a hydraulic rod 2 fixedly installed on a frame and distributed in a circumferential array, wherein forging components 1 are arranged on the hydraulic rods 2, and the forging components 1 comprise:
A mounting case 13 fixedly mounted on the hydraulic rod 2;
a forging block 11 fixedly mounted on the mounting case 13;
The forming mechanisms 14 are symmetrically hinged to two sides of the forging block 11, and each forming mechanism 14 comprises a plurality of forming blocks 12 which are sequentially hinged;
a set of inserts 122 movably mounted to the mounting housing 13, the set of inserts 122 including a second insert 1222 positioned between two adjacent hinged forming blocks 12 and a first insert 1221 positioned between the hinged forming blocks 12 and the forging block 11, wherein:
The plurality of hydraulic rods 2 push the plurality of forging blocks 11 to move so as to forge the blank, and the insert block group 122 moves so that the included angle between the hinged forming block 12 and the forging block 11 is the same as the included angle between the hinged adjacent two forming blocks 12.
Specifically, in the above embodiment, the number of the hydraulic rods 2 is three, the forging component 1 on one hydraulic rod 2 is located right above the blank, the number of the molding blocks 12 forming the molding component is two, and the first insert block 1221 and the second insert block 1222 are both wedge-shaped.
Further, when forging and pressing work is performed, the hydraulic rod 2 pushes the mounting shell 13 to approach the journal blank, the forging block 11 on the mounting shell 13 forges the blank, strength of the blank is enhanced, meanwhile, the insert block group 122 on the mounting shell 13 moves, the first insert block 1221 pushes the forming mechanism 14 to rotate relative to the forging block 11, the second insert block 1222 pushes the two forming blocks 12 forming the forming mechanism 14 to rotate relative to each other, the forming blocks 12 forming the forming mechanism 14 cooperate with the forging block 11 to squeeze the blank, the wedge-shaped first insert block 1221 and the second insert block 1222 can bear larger force to help limit an included angle between the hinged forming blocks 12 and the forging block 11 and an included angle between the hinged adjacent two forming blocks 12, the forming blocks 12 and the forging block 11 form a curved surface formed by a plurality of planes, an arc surface formed by the plurality of planes can be pressed on the blank, the plurality of hydraulic rods 2 cooperate with the blank, when the blank is forged and pressed to a final state, the side edge of the forming block 12 on any forging and pressing component 1 can be matched with the adjacent two adjacent forging and pressing blocks 12, and the side edge of the blank can be matched with the adjacent prism-shaped block 12, and the adjacent two adjacent prism-shaped blocks 122 can be more convenient to form an included angle close to a cylindrical forging and pressing component, and the same working procedure can be achieved, and the included angle between the adjacent prism-shaped blocks can be more than the adjacent to the adjacent prism-shaped blocks and the forging blocks 11; meanwhile, the number of the hydraulic rods 2 is three, one forging component 1 on one hydraulic rod 2 is located right above the blank, the other two forging components 1 are located obliquely below the blank, in the forging process, an oxide layer falling off from the blank is not easy to adhere to the forging components 1, and the oxide layer is guided and gathered by the two forging components 1 located obliquely below the blank, so that the oxide layer is clean and recycled.
In the above technical scheme, when forging and pressing work is performed, the hydraulic rod 2 pushes the mounting shell 13 to approach the journal blank, the forging block 11 on the mounting shell 13 forges the blank, the strength of the blank is enhanced, meanwhile, the inserting block group 122 on the mounting shell 13 moves, the inserting block group 122 pushes the forming mechanism 14 to rotate relative to the forging block 11, the forming block 12 forming the forming mechanism 14 is matched with the forging block 11 to extrude the blank, the forming blocks 12 and the forging block 11 form a curved surface formed by a plurality of planes, an arc surface formed by a plurality of planes can be extruded on the blank, the plurality of hydraulic rods 2 are matched on the blank to extrude a plurality of arc surfaces, and the arc surfaces on the blank are more nearly cylindrical, so that the workload of a subsequent polishing procedure can be reduced.
As a further provided embodiment of the present invention, the forging block 11 is slidably provided with a movable frame 111 for supporting the first insert block 1221, and the movable frame 111 is moved so that the first insert block 1221 thereon abuts against the molding block 12 hinged to the forging block 11.
Specifically, the movable frame 111 is piled up to be provided with a first connecting rod 131, the first plug 1221 is rotatably mounted on the first connecting rod 131, and the first connecting rod 131 is specifically a telescopic rod.
Further, in the process of forging the blank by the forging assembly 1, the movable frame 111 moves along the forging block 11, the movable frame 111 drives the first insert block 1221 to move through the first connecting rod 131, the first insert block 1221 approaches to the hinge point of the forging block 11 and the forming block 12, so that the included angle between the forging block 11 and the forming block 12 is increased, the forming block 12 participates in the blank forging operation, meanwhile, the forming block 12 is blocked by the blank, the forging block 11 and the forming block 12 prop against the first insert block 1221, at the moment, the first connecting rod 131 can stretch to help the first insert block 1221 to adjust the posture, so that the first insert block 1221 is clamped between the forging block 11 and the forming block 12 to be in an optimal stress state, and the angle between the forging block 11 and the forming block 12 is limited.
As still another embodiment provided further by the present invention, the inside of the mounting case 13 is movably provided with a worm wheel 114 for driving the movable frame 111 to move and a worm 115 engaged with the worm wheel 114, and the plurality of mounting cases 13 are relatively moved to rotate the worm 115 in the plurality of mounting cases 13.
Specifically, the square push rod 117 extending to the outer side of the installation shell 13 is slidably arranged on the installation shell 13, a spring is arranged between the push rod 117 and the installation shell 13, the push rod 117 is provided with an inserted rod 116 extending to the inside of the worm 115, the inserted rod 116 is provided with a lug for stirring the worm 115, the worm 115 is provided with a through hole matched with the inserted rod 116, the inner wall of the worm 115 is provided with a thread groove matched with the lug, the movable block is provided with a rack 112, the inside of the installation shell 13 is rotationally provided with a gear 113 meshed with the rack 112, and the worm wheel 114 is fixedly arranged on the gear 113.
Further, in the process that the forging and pressing assembly 1 forges blanks, the three forging and pressing assemblies 1 are close to the blanks, the push rods 117 on the forging and pressing assemblies 1 are abutted against the mounting shells 13 of the adjacent forging and pressing assemblies 1, then the push rods 117 move towards the corresponding mounting shells 13, springs between the push rods 117 and the mounting shells 13 are compressed, the push rods 117 push the inserting rods 116 to move, the protruding blocks on the inserting rods 116 move along the thread grooves on the inner walls of the worm 115, the protruding blocks push the worm 115 to rotate, the worm 115 drives the worm wheel 114 meshed with the worm 115 to rotate, the worm wheel 114 drives the rack 112 to move towards the direction close to the blanks through the gear 113, the movable frame 111 and the inserting block group 122 are driven to move, the worm wheel 114 and the worm 115 have a self-locking effect, enough thrust can be provided for the inserting block group 122 through the movable frame 111, and the inserting block group 122 is prevented from being separated from a working position in the pressing process.
As a further embodiment of the present invention, the forming block 12 is slidably provided with a connecting frame 121, and the side walls on two opposite sides of the connecting frame 121 respectively support the first inserting block 1221 and the second inserting block 1222, so that the movable frame 111 moves to drive the connecting frame 121 to move through the first inserting block 1221.
Specifically, the connecting frame 121 is also symmetrically provided with a first connecting rod 131, the connecting frame 121 is rotatably mounted on the first inserting block 1221 near the first connecting rod 131 on one side wall of the adjacent forging block 11, and the connecting frame 121 is rotatably mounted on the second inserting block 1222 on the first connecting rod 131 on the opposite side wall.
Further, in the process that the movable frame 111 moves along the direction close to the blank, the movable frame 111 drives the first inserting block 1221 to move through the first connecting rod 131, the first inserting block 1221 drives the connecting frame 121 to move through the first connecting rod 131 on the connecting frame 121, and then drives the second inserting block 1222 to move, the first inserting block 1221 pushes the forming block 12 hinged on the forging block 11 to rotate, and the second inserting block 1222 pushes the two forming blocks 12 hinged to rotate relatively, and the first connecting rod 131 can stretch and retract, so that the first inserting block 1221 and the second inserting block 1222 are adjusted to the optimal stress posture.
As a further embodiment of the present invention, the movable frame 111 is symmetrically hinged with a supporting rod 118 for pushing against the connecting frame 121, and the connecting frame 121 is movably provided with a plurality of stoppers 124 matched with the supporting rod 118.
Specifically, the rack 112 is provided with a support rod 119, and the support rod 119 is hinged with a support rod 118.
Further, in the process that the movable frame 111 moves along the direction approaching to the blank, the end of the supporting rod 118 on the supporting rod 119 abuts against the stop block 124, so that a diagonal bracing structure is formed between the forging block 11 and the forming block 12, and the pushing force of the rack 112 to the connecting frame 121 can be better transmitted through the supporting rod 118, so that the first insert 1221 and the second insert 1222 are driven to move, and the curvature of the forming mechanism 14 is increased, so as to better assist in forming the blank.
As a further embodiment of the present invention, both the forging block 11 and the forming block 12 are movably provided with a limit bar 126 for limiting the angle between the forging block and the adjacent forming block 12.
Specifically, when the forming block 12 rotates relative to the hinged forging block 11, the limiting strip 126 also rotates relative to the corresponding forming block 12, and the rotation angle is irreversible, so that the limiting strip 126 can provide a certain supporting force for the corresponding forming block 12, and limit the forming block 12 to reduce the included angle between the forming block 12 and the forging block 11 hinged together, so that the forming block 12 can better participate in forging forming work; when the forming block 12 rotates relative to the hinged forming block 12, the limiting strip 126 also rotates relative to the corresponding forming block 12, and the rotation angle is irreversible, the limiting strip 126 can provide a certain supporting force for the corresponding forming block 12, and the included angle between the two hinged forming blocks 12 is limited to be reduced, so that the forming block 12 can better participate in forging and forming work.
As a further embodiment of the present invention, a slide 128 is movably provided on the forming block 12, and a lock piece 127 for locking the adjacent forging block 11 or the limit bar 126 on the adjacent forming block 12 is hinged to the slide 128.
Specifically, the sliding sheets 128 are symmetrically and movably installed on the two forming blocks 12 located on two sides of the forging block 11, springs are arranged between the sliding sheets 128 and the forming blocks 12, the limiting strips 126 are specifically arc-shaped, and grooves which are matched with the locking sheets 127 and distributed in a circumferential array are formed in the limiting strips 126.
Further, when the forming block 12 rotates relative to the hinged forging block 11, the limiting strip 126 also rotates relative to the corresponding forming block 12, and meanwhile, the limiting strip 126 toggles the locking plate 127 to rotate, so that a space for the limiting strip 126 to move is reserved, after the rotation is stopped, the locking plate 127 is inserted into a groove on the limiting strip 126 under the action of gravity to limit the movement of the limiting strip 126, so that the limiting strip 126 can provide a certain supporting force for the corresponding forming block 12, the included angle between the limiting forming block 12 and the forging block 11 hinged together is reduced, and the forming block 12 can better participate in forging and forming work.
As a further embodiment of the present invention, a dial block 125 is movably disposed on the connection frame 121, and the connection frame 121 moves to enable the dial block 125 to toggle the sliding piece 128 and unlock the limit bar 126.
Specifically, the slide 128 is provided with a dial 129 facing the dial 125.
Further, when the hydraulic rod 2 moves in a direction away from the blank with the forging component 1, the spring between the push rod 117 and the mounting shell 13 releases elastic potential energy, the push rod 117 moves towards the outside of the mounting shell 13, the push rod 117 drives the insert rod 116 to move, the protruding block on the insert rod 116 moves along the thread groove on the inner wall of the worm 115, the worm 115 drives the worm wheel 114 to rotate reversely, the worm wheel 114 drives the rack 112 to move in a direction away from the blank through the gear 113, the rack 112 drives the first insert block 1221 to move through the movable frame 111, the first insert block 1221 drives the connecting frame 121 and the second insert block 1222 to move through the first connecting rod 131, the shifting block 125 on the connecting frame 121 shifts the shifting block 129 to move, the shifting block 129 drives the locking block 127 to move through the sliding block 128, the locking block 127 is separated from the limiting bars 126, and at the moment, the limiting bars 126 are unlocked, and the rotation inside the forming mechanism 14 and the forming mechanism 14 are not limited to rotate relative to the forging block 11.
As a further embodiment of the present invention, a connecting post 133 and a torsion spring are provided between the hinged forging block 11 and the forming block 12 and between the adjacent two hinged forming blocks 12.
Specifically, the molding block 12 is provided with a groove for accommodating the insert block group 122.
Further, in the process that the forging component 1 approaches to the blank, the first insert 1221 and the second insert 1222 approach to the corresponding connecting column 133, the included angle between the forming mechanism 14 and the forging block 11 increases, the curvature of the forming mechanism 14 is increased, the elastic potential energy is accumulated by the torsion spring, the limiting strip 126 limits the included angle to decrease, in the process that the forging component 1 is far away from the blank, the connecting frame 121 drives the first insert 1221 and the second insert 1222 to move away from the corresponding connecting column 133, the first insert 1221 gradually faces the sliding groove of the forging block 11 for moving the movable frame 111 and the sliding groove of the forming block 12 for moving the connecting frame 121, the second insert 1222 gradually faces the sliding groove of the forming block 12 for moving the connecting frame 121 and the groove of the other forming block 12, the connecting frame 121 continues to move, the shifting block 125 on the connecting frame 121 toggles the locking plate 127, the limiting strip 126 unlocks, at this moment, the torsion spring releases the elastic potential energy, the forming block 12 rotates to collide with the forging block 11 or the adjacent forming block 12, and the material oxide layer attached to the forming block 12 and the forging block 11 is buffed on the first insert 1221 and the forging block 12 for moving on the sliding groove of the movable frame 12, and the second insert 1222 is connected to the sliding groove of the second insert 121 for moving the second insert 1222 for moving the sliding groove 121 and the other forming block 12.
As a further embodiment of the present invention, the mounting rod 123 is disposed on the pulling block 125, and the stopper 124 extending to the outside of the connection frame 121 is disposed on the mounting rod 123, so that the connection frame 121 moves to separate the pulling block 125 from the supporting rod 118.
Specifically, the mounting rod 123 is slidably mounted on the connection frame 121, a spring is disposed between the mounting rod 123 and the connection frame 121, and a second connecting rod 132 is disposed between the mounting rod 123 and the dial block 125, and the second connecting rod 132 is specifically a self-elastic telescopic rod.
Further, when forging and pressing work is performed, the hydraulic rod 2 pushes the installation shell 13 to approach the journal blank, the three forging and pressing components 1 approach the blank, the push rod 117 on the forging and pressing component 1 abuts against the installation shell 13 of the adjacent forging and pressing component 1, then the push rod 117 moves towards the inside of the corresponding installation shell 13, the spring between the push rod 117 and the installation shell 13 is compressed, the push rod 117 pushes the inserting rod 116 to move, the protruding block on the inserting rod 116 moves along the thread groove on the inner wall of the worm 115, the protruding block pushes the worm 115 to rotate, the worm 115 drives the worm wheel 114 meshed with the worm wheel 114 to rotate, the worm wheel 114 drives the rack 112 to move towards the direction close to the blank through the gear 113, then the movable frame 111 is driven to move, the movable frame 111 drives the first inserting block 1221 through the first connecting rod 131 to move, then the second inserting block 1222 is driven to move through the first connecting rod 131 on the connecting frame 121, the first inserting block 1221 pushes the forming block 12 hinged to the forging and pressing block 11 to rotate, the second inserting block 1222 pushes the two forming blocks 12 to rotate relatively, the pulling block 125 gradually pushes the pulling block 125 to be separated from the pulling block 123 to be contacted with the rack block 121 to the connecting block 121, and then the end portion of the supporting rod 118 can be connected to the supporting rod 118 to the end portion of the supporting rod 118 to enable the supporting rod 118 to be better formed by the supporting rod 124 to extend to the supporting rod 118 to the connecting and the supporting rod 124 to be connected with the supporting rod 118 to the supporting rod 118.
In the process that the forming block 12 rotates relative to the hinged forging block 11, the torsion spring accumulates elastic potential energy, the limiting strip 126 rotates relative to the corresponding forming block 12, meanwhile, the limiting strip 126 drives the locking plate 127 to rotate to give up a space for the limiting strip 126 to move, after the rotation is stopped, the locking plate 127 is inserted into a groove on the limiting strip 126 under the action of gravity to limit the movement of the limiting strip 126, so that the limiting strip 126 can provide a certain supporting force for the corresponding forming block 12, and the included angle between the limiting forming block 12 and the forging block 11 hinged together is reduced, so that the forming block 12 participates in forging and forming work better.
The multiple forming blocks 12 and the forging blocks 11 form a curved surface formed by multiple planes, the forging blocks 11 on the mounting shell 13 forge and press blanks to strengthen the strength of the blanks, the forming blocks 12 are matched with the extruded blanks, arc surfaces formed by multiple planes can be extruded on the blanks, the first connecting rod 131 can stretch out and draw back, so that the first inserting block 1221 and the second inserting block 1222 are adjusted to an optimal stress posture, the worm wheel 114 and the worm 115 have a self-locking effect, enough thrust can be provided for the inserting block group 122 through the movable frame 111, the inserting block group 122 is prevented from being separated from a working position in the pressing process, and the wedge-shaped first inserting block 1221 and the wedge-shaped second inserting block 1222 can bear larger force to help limit an included angle between the hinged forming blocks 12 and the forging blocks 11 and an included angle between the hinged adjacent two forming blocks 12.
Then, the hydraulic rod 2 drives the forging component 1 to move in a direction away from the blank, the spring between the push rod 117 and the mounting shell 13 releases elastic potential energy, the push rod 117 moves to the outer side of the mounting shell 13, the push rod 117 drives the insert rod 116 to move, the lug on the insert rod 116 moves along the thread groove on the inner wall of the worm 115, the worm 115 drives the worm wheel 114 to rotate reversely, the worm wheel 114 drives the rack 112 to move away from the blank through the gear 113, the rack 112 drives the first insert block 1221 to move through the movable frame 111, the first insert block 1221 drives the connecting frame 121 and the second insert block 1222 through the first connecting rod 131, the first insert block 1221 gradually faces the sliding groove on the forging block 11 for the movable frame 111 to move and the sliding groove on the forming block 12 for the connecting frame 121 to move, the second insert block 1222 gradually faces the sliding groove on the forming block 12 for the connecting frame 121 to move, the dial block 125 on the connecting frame 121 continuously moves, the dial block 125 on the connecting frame 121 drives the lock plate 127, the limiting bar 126 at the moment, the torsional spring releases elastic potential energy to pull the forming block 12 to move, the forming block 12 rotates and the forging block 11 or the adjacent block 12 is contacted with the connecting block 11 to the second insert block 121 to move, and the second insert block 121 is contracted into the forming block 121 to move, and the forming block 121 is contracted and the forming block 12 is contracted into the forming block 12 by the connecting block 11.
The blank is rotated and repeatedly forged and pressed, when the blank is forged and pressed to a final state, the side edge of the forming block 12 on any forging and pressing assembly 1 is attached to the side edge of the forming block 12 on the adjacent forging and pressing assembly 1, the inserting block group 122 pushes the included angle between the hinged forming block 12 and the forging and pressing block 11 to be the same as the included angle between the hinged adjacent two forming blocks 12, the three forging and pressing assemblies 1 are matched to forge and press the blank into a shape similar to a shape of a regular polygon prism, the blank of the shape of the regular polygon prism is more similar to a cylinder, meanwhile, the connecting column 133 can squeeze the edge angle of the blank of the shape of the regular polygon prism, the distance between the edge angle and the axle center of the blank is reduced, and the subsequent polishing process can be facilitated; meanwhile, the number of the hydraulic rods 2 is three, one forging component 1 on one hydraulic rod 2 is located right above the blank, the other two forging components 1 are located obliquely below the blank, in the forging process, an oxide layer falling off from the blank is not easy to adhere to the forging components 1, and the oxide layer is guided and gathered by the two forging components 1 located obliquely below the blank, so that the oxide layer is clean and recycled.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides an automobile axle journal forging mould, includes fixed mounting in the frame and is hydraulic rod (2) that circumference array distributes, its characterized in that, a plurality of all be provided with forging and pressing subassembly (1) on hydraulic rod (2), forging and pressing subassembly (1) include:
a mounting shell (13) fixedly mounted on the hydraulic rod (2);
A forging block (11) fixedly mounted on the mounting case (13);
The forming mechanisms (14) are symmetrically hinged to two sides of the forging block (11), and the forming mechanisms (14) comprise a plurality of forming blocks (12) which are sequentially hinged;
A set of inserts (122) movably mounted on the mounting shell (13), the set of inserts (122) comprising a second insert (1222) between two adjacent hinged forming blocks (12) and a first insert (1221) between a hinged forming block (12) and a forging block (11), wherein:
The hydraulic rods (2) push the forging blocks (11) to move to forge the blank, and the inserting block group (122) moves to enable the included angle between the hinged forming blocks (12) and the forging blocks (11) to be the same as the included angle between the hinged adjacent forming blocks (12).
2. An automotive journal forging die as set forth in claim 1, characterized in that said forging block (11) is slidably provided with a movable frame (111) for supporting said first insert block (1221), said movable frame (111) being moved so that the first insert block (1221) thereon pushes against a forming block (12) hinged to the forging block (11).
3. An automotive journal forging die as set forth in claim 2, characterized in that said mounting shells (13) are movably provided internally with worm gears (114) for driving said movable frame (111) to move and worm screws (115) engaged with said worm gears (114), and a plurality of said mounting shells (13) are relatively moved to rotate the worm screws (115) in a plurality of said mounting shells (13).
4. The automobile journal forging die according to claim 2, wherein a connecting frame (121) is slidably arranged on the forming block (12), a first insert block (1221) and a second insert block (1222) are respectively supported on side walls of two opposite sides of the connecting frame (121), and the movable frame (111) moves to drive the connecting frame (121) to move through the first insert block (1221).
5. The automobile journal forging die according to claim 4, wherein the movable frame (111) is symmetrically hinged with a supporting rod (118) for pushing the connecting frame (121), and a plurality of stop blocks (124) matched with the supporting rod (118) are movably arranged on the connecting frame (121).
6. The automobile journal forging die according to claim 5, wherein limiting strips (126) for limiting the included angle between the forging block (11) and the adjacent forming block (12) are movably arranged on the forging block and the forming block (12).
7. The automobile journal forging die according to claim 6, wherein a sliding sheet (128) is movably arranged on the forming block (12), and a locking sheet (127) for locking the adjacent forging block (11) or the limit strip (126) on the adjacent forming block (12) is hinged on the sliding sheet (128).
8. The automobile journal forging die according to claim 7, wherein a shifting block (125) is movably arranged on the connecting frame (121), and the connecting frame (121) moves to enable the shifting block (125) to shift the sliding sheet (128) and enable the limit bar (126) to be unlocked.
9. The automobile journal forging die according to claim 1, wherein connecting columns (133) and torsion springs are arranged between the hinged forging blocks (11) and the forming blocks (12) and between two adjacent hinged forming blocks (12).
10. The automobile journal forging die according to claim 8, wherein a mounting rod (123) is arranged on the shifting block (125), a stop block (124) extending to the outer side of the connecting frame (121) is arranged on the mounting rod (123), and the connecting frame (121) moves so that the shifting block (125) drives the stop block (124) to be separated from the supporting rod (118).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410510704.7A CN118080768A (en) | 2024-04-26 | 2024-04-26 | Automobile journal forging die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410510704.7A CN118080768A (en) | 2024-04-26 | 2024-04-26 | Automobile journal forging die |
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| Publication Number | Publication Date |
|---|---|
| CN118080768A true CN118080768A (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410510704.7A Pending CN118080768A (en) | 2024-04-26 | 2024-04-26 | Automobile journal forging die |
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| Country | Link |
|---|---|
| CN (1) | CN118080768A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553749U (en) * | 1991-12-26 | 1993-07-20 | マツダ株式会社 | Roll forming equipment for rod-shaped materials |
| CN102513492A (en) * | 2011-12-29 | 2012-06-27 | 浙江欧迪恩传动科技股份有限公司 | Separation type adjustable forging and pressing punching head |
| CN114472778A (en) * | 2022-01-25 | 2022-05-13 | 浙江巨丰模架有限公司 | Wheel hub forges mold base for new energy automobile |
| CN114769487A (en) * | 2022-05-06 | 2022-07-22 | 江苏新核合金科技有限公司 | Forming device and forming method for stainless steel long pipe type forge piece |
| CN115898065A (en) * | 2022-09-20 | 2023-04-04 | 德才装饰股份有限公司 | Reinforcing apparatus with adjustable restore ancient building is used |
-
2024
- 2024-04-26 CN CN202410510704.7A patent/CN118080768A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553749U (en) * | 1991-12-26 | 1993-07-20 | マツダ株式会社 | Roll forming equipment for rod-shaped materials |
| CN102513492A (en) * | 2011-12-29 | 2012-06-27 | 浙江欧迪恩传动科技股份有限公司 | Separation type adjustable forging and pressing punching head |
| CN114472778A (en) * | 2022-01-25 | 2022-05-13 | 浙江巨丰模架有限公司 | Wheel hub forges mold base for new energy automobile |
| CN114769487A (en) * | 2022-05-06 | 2022-07-22 | 江苏新核合金科技有限公司 | Forming device and forming method for stainless steel long pipe type forge piece |
| CN115898065A (en) * | 2022-09-20 | 2023-04-04 | 德才装饰股份有限公司 | Reinforcing apparatus with adjustable restore ancient building is used |
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