CN217070169U - Die and extrusion device comprising same - Google Patents
Die and extrusion device comprising same Download PDFInfo
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- CN217070169U CN217070169U CN202220203013.9U CN202220203013U CN217070169U CN 217070169 U CN217070169 U CN 217070169U CN 202220203013 U CN202220203013 U CN 202220203013U CN 217070169 U CN217070169 U CN 217070169U
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Abstract
The utility model relates to a mould reaches extrusion device including mould, its characterized in that: the die comprises a base body, a core piece which runs through and moves in the base body and a rolling piece for rolling a workpiece; the workpiece is sleeved on the core piece; the rolling member is rotatably disposed on the base body around the core member. The extrusion device comprising the die comprises a frame, a moving piece moving along the frame and a driving mechanism driving the core piece to penetrate through the base body; the base body is arranged on the frame; the core member is mounted on the moving member; the driving mechanism drives the moving part to approach or separate from the base body. The problem of the back work piece outward appearance unevenness and the work piece inside and outside surface can produce the fish tail after drawing among the current scheme is solved.
Description
Technical Field
The utility model relates to a mould field especially relates to a mould reaches extrusion device including mould.
Background
With the continuous improvement of the living standard of people, the new energy automobile has gradually become a tool for transportation in the home of common people, the automobile battery aluminum shell is a workpiece for protecting the automobile power battery, and the aluminum shell is light in weight, so that the aluminum shell is widely applied to the outer package of the automobile power battery and can play a role in protecting the automobile power battery.
The processing mode in the market at present is to draw the work piece through centre form and external mold, because thickness dimension error is great when the work piece supplied materials, leads to the work piece appearance unevenness and work piece inside and outside surface can produce the fish tail after the work piece appears drawing. How to solve this problem becomes crucial.
Disclosure of Invention
To the shortcoming of the above prior art, the utility model aims at providing a mould reaches extrusion device including mould to the problem that the fish tail can be produced to drawing back work piece outward appearance unevenness and work piece internal and external surface among the solution prior art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a mold;
the rolling piece comprises a base body, a core piece which runs through the base body and moves along the base body, and a rolling piece for rolling a workpiece; the workpiece is sleeved on the core piece; said rolling member being rotatably disposed on said base about said core member; an adjusting piece is arranged on the base body in a sliding mode and surrounds the core piece; the base body is in threaded connection with an adjusting piece; the adjusting piece drives the adjusting piece to approach or depart from the core piece; the rolling member is rotatably disposed on the adjustment member.
The further technical scheme is as follows: an adjusting space is arranged on the base body around the core piece; the adjusting piece moves along the adjusting space.
The further technical scheme is as follows: a guide piece is arranged in the adjusting space along the moving direction of the adjusting piece; the adjusting piece is arranged on the guide piece in a sliding mode.
An extrusion apparatus comprising a die;
the core piece driving mechanism comprises a rack, a moving piece moving along the rack and a driving mechanism driving the core piece to penetrate through a base body; the die comprises a base body, a core piece which runs through and moves in the base body and a rolling piece for rolling a workpiece; the workpiece is sleeved on the core piece; said rolling member being rotatably disposed on said base about said core member; the base body is arranged on the frame; the core member is mounted on the moving member; the driving mechanism drives the moving part to approach or separate from the base body; the rolling elements are rotatably arranged on the base body.
The further technical scheme is as follows: the driving mechanism comprises a first driving wheel, a driving piece and a first driving device; the first driving wheel is respectively and rotatably arranged on the frame at a position close to the base body and a position far away from the base body; the driving piece is wound on the first driving wheel; two ends of the driving piece are connected with the moving piece; the first driving device drives the first driving wheel to rotate.
The further technical scheme is as follows: the first driving device comprises a first power device, a first speed change mechanism, a transmission belt, a transmission wheel and a power shaft; the driving wheel is respectively arranged at the driving end of the first power device and the input end of the first speed change mechanism; the transmission belt is wound on the transmission wheel; the power shaft is rotatably arranged on the rack; the first driving wheel is connected with the power shaft; the power shaft is connected with the output end of the first speed change mechanism.
The further technical scheme is as follows: a tensioning mechanism for tensioning the driving piece is arranged on the rack; the tensioning mechanism comprises a tensioning bracket, a first tensioning wheel rotationally arranged on the tensioning bracket and a rod body in threaded connection with the rack; the tensioning bracket is in threaded connection with the rod body; the driving piece is wound on the first tensioning wheel.
The further technical scheme is as follows: the driving mechanism comprises a second driving device and a driving rod which is rotatably arranged on the rack; the second driving device drives the driving rod to rotate; the driving rod is in threaded through connection with the moving piece.
The further technical scheme is as follows: the second driving device comprises a second power device and a second speed change mechanism; the driving end of the second power device is connected with the input end of the second speed change mechanism; the output end of the second speed change mechanism is connected with the driving rod.
The further technical scheme is as follows: the driving mechanism comprises a third driving device, a second driving wheel rotationally arranged on the moving part and a driving bar arranged on the rack along the moving direction of the moving part; the third driving device drives the second driving wheel to rotate; the second drive wheel engages the drive bar.
The further technical scheme is as follows: the third driving device comprises a third power device and a third speed change mechanism; the driving end of the third power device is connected with the input end of the third speed change mechanism; and the output end of the third speed change mechanism is connected with the second driving wheel.
The further technical scheme is as follows: a guide rail is arranged on the rack along the moving direction of the moving part; a sliding block is arranged on the guide rail in a sliding manner; the slider is connected with the moving piece.
Compared with the prior art, the utility model discloses a beneficial technological effect as follows: (1) screwing the adjusting piece, wherein the adjusting piece rotates outwards along the base body, the adjusting piece pulls the adjusting piece and the rolling piece to be far away from the core piece, the adjusting piece is reversed, the adjusting piece rotates inwards along the base body, the adjusting piece pulls the adjusting piece and the rolling piece to be close to the core piece, and the position of the rolling piece can be adjusted by screwing the adjusting piece, so that the die can be used for extruding workpieces with different sizes; (2) the adjusting space is formed in the side face of the base body, the adjusting piece moves along the adjusting space when the adjusting piece is pulled to move by the adjusting piece, the adjusting piece moves along the guide piece when the adjusting piece is pulled to move by the adjusting piece, and the adjusting piece can stably move through the adjusting space and the guide piece, so that the moving precision of the adjusting piece is improved, the position deviation after the adjusting piece moves is avoided, and the extrusion processing precision of the die on the workpiece is ensured; (3) when the die extrudes a workpiece, the workpiece is sleeved on the core piece, so that the core piece plays a supporting role on the workpiece when the workpiece is extruded, and the workpiece is prevented from being extruded and deformed. The rolling piece rolls the surface of the workpiece to complete the extrusion of the workpiece, so that the workpiece is prevented from being damaged and broken by a die, a longer workpiece can be extruded, and the surface precision of the workpiece is improved; (4) the upper and lower positions of the tensioning bracket and the first tensioning wheel are adjusted by screwing the rod body, so that the tensioning degree of the driving piece can be adjusted by the first tensioning wheel; (5) the core piece penetrates through the base body through the extrusion device, and the rolling piece rolls the workpiece, so that the core piece can linearly penetrate through the base body, the force of the rolling piece rolling the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the size precision of the workpiece is ensured; (6) the second speed change mechanism is driven by the second power device, so that the second driving device can drive the driving rod to rotate, the driving rod rotates to drive the moving member to move along the rack, the moving member drives the core member to move linearly to extrude the workpiece to complete machining, the force of the rolling member for rolling the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the dimensional precision of the workpiece is ensured; (7) the third power device drives the third speed change mechanism, so that the third driving device can drive the second driving wheel to rotate, the second driving wheel rolls along the driving strip through meshing with the driving strip, the second driving wheel pushes the moving piece to move along the rack, the moving piece drives the core piece to move linearly to extrude the workpiece to complete machining, the force of the rolling piece for rolling the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the size precision of the workpiece is guaranteed.
Drawings
Fig. 1 shows a schematic structural diagram of a mold according to a first embodiment of the present invention.
Fig. 2 shows a left side view structure of the first embodiment of the present invention.
Fig. 3 shows a top view structural view of an extrusion apparatus including a die according to a second embodiment of the present invention.
Fig. 4 shows a left side view structural diagram of a tensioning mechanism of a second embodiment of the present invention.
Fig. 5 shows a top view structural view of an extrusion apparatus including a die according to a third embodiment of the present invention.
Fig. 6 is a top view structural view of an extrusion apparatus including a die according to a fourth embodiment of the present invention.
Fig. 7 shows a left side view structural view at a in fig. 6.
In the drawings, the reference numbers: 1. a substrate; 11. an adjustment member; 12. an adjustment member; 13. adjusting the space; 14. a guide member; 2. a core member; 3. a rolling member; 4. a frame; 41. a guide rail; 42. a slider; 5. a moving member; 6. a drive mechanism; 61. a first drive wheel; 62. a drive member; 63. a first driving device; 64. a first power unit; 65. a first speed change mechanism; 66. a transmission belt; 67. a driving wheel; 68. a power shaft; 7. a tensioning mechanism; 71. tensioning the bracket; 72. a first tensioning wheel; 73. a rod body; 8. a second driving device; 81. a drive rod; 82. a second power unit; 83. a second speed change mechanism; 9. a third driving device; 91. a second drive wheel; 92. a drive bar; 93. a third power unit; 94. and a third speed change mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following device of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.
The first embodiment:
fig. 1 shows a schematic structural diagram of a mold according to a first embodiment of the present invention. Fig. 2 shows a left side view structure of the first embodiment of the present invention. With reference to fig. 1 and 2, the present invention discloses a mold. The direction of X in the figure does the utility model discloses structure schematic's upper end, the direction of Y in the figure does the utility model discloses structure schematic's right-hand member.
The die comprises a base body 1, a core 2 moving through the base body 1 and rolling members 3 for rolling a workpiece. The workpiece is sleeved on the core piece 2. The rolling elements 3 are rotatably arranged on the basic body 1 around the core 2.
Preferably, the rolling members 3 are rollers. Preferably, the workpiece is made of aluminum. Preferably, the workpiece is a housing. The base body 1 is vertically arranged. The workpiece is sleeved on the core piece 2 in the left and right directions. After the workpiece is sleeved on the core member 2, the core member 2 penetrates through the base body 1 in the left-right direction, and the rolling members 3 roll the outer surface of the workpiece.
An adjustment member 11 is slidably arranged on the base body 1 around the core 2. An adjusting part 12 is screwed on the base body 1. The adjustment member 12 brings the adjustment member 11 closer to or farther from the core 2. The rolling element 3 is rotatably arranged on the adjustment element 11.
Preferably, the adjusting member 12 is a screw. The adjusting piece 12 is movably connected with the adjusting piece 11. The adjusting piece 12 is connected with one end of the adjusting piece 11 and rotates along the adjusting piece 11. The rolling member 3 is rotatably provided on the adjustment member 11 at a position close to the core member 2.
The adjusting element 12 is screwed, the adjusting element 12 being screwed outwards along the base body 1, the adjusting element 12 pulling the adjusting element 11 and the rolling element 3 away from the core 2. The adjusting member 12 is reversed, the adjusting member 12 is screwed inwards along the base body 1, and the adjusting member 12 pulls the adjusting member 11 and the rolling member 3 close to the core 2. The position of the rolling elements 3 can be adjusted by screwing the adjusting elements 12 so that the die can be used for pressing workpieces of different sizes.
The base body 1 is provided with an adjustment space 13 around the core member 2. The adjusting member 11 moves along the adjusting space 13.
A guide 14 is provided in the adjustment space 13 along the moving direction of the adjuster 11. The adjusting member 11 is slidably disposed on the guide member 14.
The adjustment space 13 is opened on the side of the base 1. When the adjusting piece 12 pulls the adjusting piece 11 to move, the adjusting piece 11 moves along the adjusting space 13. When the adjusting member 12 pulls the adjusting member 11 to move, the adjusting member 11 moves along the guide member 14. Through the adjusting space 13 and the guide part 14, the adjusting part 11 can move stably, the moving precision of the adjusting part 11 is improved, the position deviation after the adjusting part 11 moves is avoided, and the extrusion processing precision of the die to the workpiece is ensured.
When the die extrudes a workpiece, the workpiece is sleeved on the core piece 2, so that when the workpiece is extruded, the core piece 2 supports the workpiece, and the workpiece is prevented from being extruded and deformed. The rolling of the workpiece is completed by rolling the surface of the workpiece through the rolling piece 3, so that the workpiece is prevented from being damaged and broken by a die, a longer workpiece can be extruded, and the surface precision of the workpiece is improved.
Second embodiment:
fig. 3 shows a top view structural view of an extrusion apparatus including a die according to a second embodiment of the present invention. Fig. 4 shows a left side view structural diagram of a tensioning mechanism of a second embodiment of the present invention. As shown in fig. 1, 2, 3 and 4, the second embodiment is different from the first embodiment in that:
the extrusion device comprising the die comprises a frame 4, a moving member 5 moving along the frame 4 and a driving mechanism 6 driving the core 2 through the base body 1. The base body 1 is mounted on a frame 4. The core 2 is mounted on the moving member 5. The driving mechanism 6 drives the moving member 5 to approach or separate from the base 1. The rolling elements 3 are arranged rotatably on the base body 1.
The frame 4 is arranged in the left-right direction. The moving member 5 moves left and right along the frame 4. The base body 1 is mounted on the right side of the frame 4. The core member 2 is attached to the moving member 5 in the left-right direction. After the workpiece is sleeved on the core member 2, the driving mechanism 6 drives the moving member 5, the core member 2 and the workpiece to be close to the base body 1, and after the core member 2 and the workpiece penetrate through the base body 1, the driving mechanism 6 drives the moving member 5, the core member 2 and the workpiece to be far away from the base body 1 for resetting.
The drive mechanism 6 comprises a first drive wheel 61, a drive member 62 and a first drive device 63. The first driving wheel 61 is rotatably provided on the frame 4 at a position close to the base 1 and at a position distant from the base 1, respectively. The driving member 62 is wound around the first driving wheel 61. The driving member 62 is connected to the moving member 5 at both ends. The first driving device 63 drives the first driving wheel 61 to rotate.
Preferably, the first drive wheel 61 is a sprocket. Preferably, the first drive wheel 61 is a pulley. Preferably, the drive member 62 is a chain. Preferably, the drive member 62 is a belt.
Preferably, there are two sets of first drive wheels 61. The first driving wheel 61 is rotatably provided on the right side of the frame 4 and the left side of the frame 4, respectively. One end of the driving member 62 is connected to the lower end of the moving member 5. The other end of the driving member 62 is connected to the left end of the moving member 5.
The frame 4 is provided with a guide rail 41 along the moving direction of the moving member 5. The guide rail 41 is slidably provided with a slider 42. The slider 42 is connected to the moving member 5.
The guide rail 41 is provided at the upper end of the frame 4 in the left-right direction. The slider 42 slides left and right along the guide rail 41. The upper end of the slider 42 is connected to the lower end of the moving member 5.
The first drive means 63 comprises a first power means 64, a first gear shifting mechanism 65, a drive belt 66, a drive pulley 67 and a power shaft 68. The transmission wheels 67 are provided at the drive side of the first power unit 64 and the input side of the first speed change mechanism 65, respectively. The belt 66 is wound around a drive pulley 67. The power shaft 68 is rotatably provided on the frame 4. The first drive wheel 61 is connected to a power shaft 68. The power shaft 68 is connected to the output end of the first speed change mechanism 65.
Preferably, the first transmission mechanism 65 is a gearbox. Preferably, the first power means 64 is an electric motor. The first power device 64 drives the transmission wheel 67 at the driving end of the first power device 64 to rotate, the transmission wheel 67 at the driving end of the first power device 64 drives the transmission wheel 67 at the input end of the first speed changing mechanism 65 to rotate through the transmission belt 66, the power shaft 68 at the output end of the first speed changing mechanism 65 rotates along the left side of the frame 4, the power shaft 68 at the output end of the first speed changing mechanism 65 drives the first driving wheel 61 to rotate, the first driving wheel 61 drives the driving piece 62 to move, and the driving piece 62 drives the moving piece 5 and the core piece 2 to move along the frame 4. The first driving wheel 61 is driven by the first driving device 63 to rotate, the first driving wheel 61 drives the driving member 62 to move, and the driving member 62 drives the moving member 5 and the core member 2 to move.
The frame 4 is provided with a tensioning mechanism 7 for tensioning the drive member 62. The tensioning mechanism 7 comprises a tensioning bracket 71, a first tensioning wheel 72 rotatably arranged on the tensioning bracket 71 and a rod 73 screwed to the frame 4. The tension bracket 71 is screwed to the rod body 73. The drive member 62 is wound around the first tension wheel 72.
Preferably, the first tensioning wheel 72 is a pulley. Preferably, the first tensioning wheel 72 is a sprocket. When the first driving wheel 61 is a sprocket, the driving member 62 is a chain, and the first tension wheel 72 is a sprocket. When the first drive wheel 61 is a pulley, the drive member 62 is a belt and the first tensioning wheel 72 is a pulley.
The tension bracket 71 is vertically disposed between the two sets of first driving wheels 61 on the frame 4. The rod 73 is screwed to the frame 4 in the vertical direction. The upper end of the rod body 73 is connected with the frame 4 through screw threads. The lower end of the rod body 73 is screwed with the upper end of the tension bracket 71.
By screwing the rod body 73, the up-and-down positions of the tension bracket 71 and the first tension wheel 72 are adjusted, so that the first tension wheel 72 can adjust the tension degree of the driving member 62.
The tensioning bracket 71 is used for tensioning the driving part 62, so that the driving part 62 can move smoothly, and the driving part 62 is prevented from loosening, so that the driving part 62 can accurately push and pull the moving part 5 and the core element 2 to move.
There are two extrusion states of an extrusion apparatus including a die. The first extrusion state is that before the extrusion device comprising the die extrudes the workpiece, the core piece 2 penetrates through the base body 1, the core piece 2 is positioned at the right side of the base body 1, and the workpiece is sleeved on the core piece 2. The first driving device 63 drives the first driving wheel 61 to rotate, the first driving wheel 61 drives the driving part 62 to move, the driving part 62 pulls the moving part 5, the core part 2 and the workpiece to move leftwards, the core part 2 and the workpiece penetrate through the base body 1 leftwards, the rolling part 3 rolls the surface of the workpiece, and the workpiece is taken down after extrusion of the workpiece is completed. The first driving device 63 drives the first driving wheel 61 to rotate reversely, the first driving wheel 61 drives the driving part 62 to move reversely, the driving part 62 pulls the moving part 5, the core piece 2 and the workpiece to move rightwards, and the core piece 2 penetrates through the base body 1 rightwards.
The second extrusion state is that before the extrusion device comprising the die extrudes the workpiece, the core member 2 is positioned on the left side of the base body 1, and the workpiece is sleeved on the core member 2. The first driving device 63 drives the first driving wheel 61 to rotate reversely, the first driving wheel 61 drives the driving part 62 to move, the driving part 62 pulls the moving part 5, the core part 2 and the workpiece to move rightwards, the core part 2 and the workpiece penetrate through the base body 1 rightwards, the rolling part 3 rolls the surface of the workpiece, the first driving device 63 drives the first driving wheel 61 to rotate, the first driving wheel 61 drives the driving part 62 to move, the driving part 62 pulls the moving part 5, the core part 2 and the workpiece to move leftwards, the core part 2 and the workpiece penetrate through the base body 1 leftwards, and the workpiece is taken down.
The core piece 2 penetrates through the base body 1 through the extrusion device, the rolling piece 3 rolls the workpiece, so that the core piece 2 can linearly penetrate through the base body 1, the force of the rolling piece 3 for rolling the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the size precision of the workpiece is guaranteed.
The third embodiment:
fig. 5 is a top view structural view of an extrusion apparatus including a die according to a third embodiment of the present invention. As shown in fig. 1, 2, 3, 4 and 5, the third embodiment is different from the second embodiment in that:
the drive mechanism 6 includes a second drive device 8 and a drive lever 81 rotatably provided on the frame 4. The second driving device 8 drives the driving lever 81 to rotate. The driving rod 81 is connected through the moving member 5.
The second drive device 8 includes a second power device 82 and a second speed change mechanism 83. The driving end of the second power device 82 is connected with the input end of the second speed changing mechanism 83. The output end of the second speed change mechanism 83 is connected to the driving lever 81.
Preferably, the driving rod 81 is a screw rod. The driving lever 81 is provided on the frame 4 to be rotatable in the left-right direction. The frame 4 is provided with a first bearing along which the driving rod 81 rotates. The driving rod 81 is threaded through the moving member 5 in the left-right direction.
Preferably, the second motive device 82 is an electric motor. Preferably, the second variator 83 is a gearbox. The second driving device 8 is provided in the left-right direction. The second speed change mechanism 83 is driven by the second power device 82, so that the second driving device 8 can drive the driving rod 81 to rotate, the driving rod 81 rotates to drive the moving member 5 to move along the rack 4, the moving member 5 drives the core member 2 to linearly move to extrude the workpiece to complete machining, the force of the rolling member 3 to roll the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the size precision of the workpiece is guaranteed.
The fourth embodiment:
fig. 6 is a top view structural view of an extrusion apparatus including a die according to a fourth embodiment of the present invention. Fig. 7 shows a left side view structural view at a in fig. 6. As shown in fig. 1, 2, 3, 4, 6 and 7, the fourth embodiment is different from the second embodiment in that:
the driving mechanism 6 includes a third driving device 9, a second driving wheel 91 rotatably provided on the moving member 5, and a driving bar 92 provided on the frame 4 in the moving direction of the moving member 5. The third driving device 9 drives the second driving wheel 91 to rotate. Second drive wheel 91 engages drive bar 92.
The third driving device 9 includes a third power unit 93 and a third speed change mechanism 94. The driving end of the third power device 93 is connected with the input end of the third speed change mechanism 94. The output end of the third transmission mechanism 94 is connected to the second drive wheels 91.
Preferably, the drive bar 92 is a rack. Preferably, the second driving wheel 91 is a gear. The third driving device 9 is vertically disposed on the moving member 5. The moving member 5 is provided with a second bearing along which the second driving wheel 91 rotates.
Preferably, the third power device 93 is a motor. Preferably, the third transmission mechanism 94 is a gearbox. The third power device 93 drives the third speed change mechanism 94, so that the third driving device 9 can drive the second driving wheel 91 to rotate, the second driving wheel 91 is meshed with the driving strip 92, the second driving wheel 91 rolls along the driving strip 92, the second driving wheel 91 pushes the moving member 5 to move along the rack 4, the moving member 5 drives the core member 2 to move linearly, the workpiece is extruded to finish machining, the force of the rolling member 3 for rolling the workpiece is uniform, the thickness of the extruded workpiece is uniform, and the size precision of the workpiece is ensured.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (12)
1. A mold, characterized in that: the rolling piece comprises a base body, a core piece which runs through the base body and moves along the base body, and a rolling piece for rolling a workpiece; the workpiece is sleeved on the core piece; said rolling member being rotatably disposed on said base about said core member; an adjusting piece is arranged on the base body in a sliding mode and surrounds the core piece; the base body is in threaded connection with an adjusting piece; the adjusting piece drives the adjusting piece to approach or depart from the core piece; the rolling member is rotatably disposed on the adjustment member.
2. The mold of claim 1, wherein: an adjusting space is formed in the base body around the core piece; the adjusting piece moves along the adjusting space.
3. The mold of claim 2, wherein: a guide piece is arranged in the adjusting space along the moving direction of the adjusting piece; the adjusting piece is arranged on the guide piece in a sliding mode.
4. An extrusion apparatus comprising a die, characterized in that: the core piece driving mechanism comprises a rack, a moving piece moving along the rack and a driving mechanism driving the core piece to penetrate through a base body; the die comprises a base body, a core piece which runs through and moves in the base body and a rolling piece for rolling a workpiece; the workpiece is sleeved on the core piece; said rolling member being rotatably disposed on said base about said core member; the base body is arranged on the frame; the core member is mounted on the moving member; the driving mechanism drives the moving part to approach or separate from the base body; the rolling elements are rotatably arranged on the base body.
5. An extrusion apparatus comprising a die as set forth in claim 4, wherein: the driving mechanism comprises a first driving wheel, a driving piece and a first driving device; the first driving wheel is respectively and rotatably arranged on the frame at a position close to the base body and a position far away from the base body; the driving piece is wound on the first driving wheel; two ends of the driving piece are connected with the moving piece; the first driving device drives the first driving wheel to rotate.
6. An extrusion apparatus comprising a die as set forth in claim 5, wherein: the first driving device comprises a first power device, a first speed change mechanism, a transmission belt, a transmission wheel and a power shaft; the driving wheel is respectively arranged at the driving end of the first power device and the input end of the first speed change mechanism; the transmission belt is wound on the transmission wheel; the power shaft is rotationally arranged on the rack; the first driving wheel is connected with the power shaft; the power shaft is connected with the output end of the first speed change mechanism.
7. An extrusion apparatus comprising a die as set forth in claim 6, wherein: a tensioning mechanism for tensioning the driving piece is arranged on the rack; the tensioning mechanism comprises a tensioning bracket, a first tensioning wheel rotationally arranged on the tensioning bracket and a rod body in threaded connection with the rack; the tensioning bracket is in threaded connection with the rod body; the driving piece is wound on the first tensioning wheel.
8. An extrusion apparatus comprising a die as set forth in claim 4, wherein: the driving mechanism comprises a second driving device and a driving rod which is rotatably arranged on the rack; the second driving device drives the driving rod to rotate; the driving rod is in threaded through connection with the moving piece.
9. An extrusion apparatus comprising a die as set forth in claim 8, wherein: the second driving device comprises a second power device and a second speed change mechanism; the driving end of the second power device is connected with the input end of the second speed change mechanism; the output end of the second speed change mechanism is connected with the driving rod.
10. An extrusion apparatus comprising a die as set forth in claim 4, wherein: the driving mechanism comprises a third driving device, a second driving wheel rotationally arranged on the moving part and a driving strip arranged on the rack along the moving direction of the moving part; the third driving device drives the second driving wheel to rotate; the second drive wheel engages the drive bar.
11. An extrusion apparatus comprising a die as set forth in claim 10, wherein: the third driving device comprises a third power device and a third speed change mechanism; the driving end of the third power device is connected with the input end of the third speed change mechanism; and the output end of the third speed change mechanism is connected with the second driving wheel.
12. An extrusion apparatus comprising a die as set forth in any of claims 4 to 11, wherein: a guide rail is arranged on the rack along the moving direction of the moving part; a sliding block is arranged on the guide rail in a sliding manner; the slider is connected with the moving part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203013.9U CN217070169U (en) | 2022-01-25 | 2022-01-25 | Die and extrusion device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203013.9U CN217070169U (en) | 2022-01-25 | 2022-01-25 | Die and extrusion device comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217070169U true CN217070169U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220203013.9U Active CN217070169U (en) | 2022-01-25 | 2022-01-25 | Die and extrusion device comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217070169U (en) |
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2022
- 2022-01-25 CN CN202220203013.9U patent/CN217070169U/en active Active
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