CN114749735A - Punching equipment of self-adaptation centering spinneret orifice - Google Patents
Punching equipment of self-adaptation centering spinneret orifice Download PDFInfo
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- CN114749735A CN114749735A CN202210484576.4A CN202210484576A CN114749735A CN 114749735 A CN114749735 A CN 114749735A CN 202210484576 A CN202210484576 A CN 202210484576A CN 114749735 A CN114749735 A CN 114749735A
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- 238000004080 punching Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000013519 translation Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims 2
- 238000010892 electric spark Methods 0.000 description 10
- 230000003028 elevating effect Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011148 porous material Substances 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
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- Mechanical Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention relates to punching equipment for a self-adaptive centering spinneret orifice, which comprises a tray, a first lifting execution mechanism, a thimble and a second lifting execution mechanism, wherein the second lifting execution mechanism is arranged on an electrode base; the thimble comprises a base and a tubular needle body; a plurality of through holes which are inclined upwards from inside to outside are formed in the side wall of the needle body, and inclined support blocks are arranged in the through holes in a sliding manner; the seat body is provided with at least one group of vertical holes and transverse holes beside the needle body, vertical pins are arranged in the vertical holes, and transverse pins are arranged in the transverse holes; a first elastic piece connected with the vertical pin or the transverse pin is also arranged in the seat body; in addition, a transmission mechanism which is pushed by the transverse pin and pushes the inclined supporting block out of the through hole when the vertical pin is pressed down is also arranged in the needle body. The advantages are that: the thimble enters the guide hole to press the vertical pin to move downwards, so as to drive the inclined supporting block to extend out to fill the gap between the hole channel and the thimble, and ensure the thimble and the hole channel to be concentric.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to punching equipment for self-adaptive centering spinneret orifices.
Background
The annular spinneret is a key component of a chemical fiber spinning machine, and is used for converting a high polymer melt or solution in a viscous flow state into a thin flow with a specific cross section through a spinneret orifice, and solidifying the thin flow through a solidification medium such as air or a solidification bath to form fibers.
The ring surface of the spinneret plate is provided with spinneret orifices, steps are arranged in the spinneret orifices, a small opening is formed on one side of the spinneret plate, and a larger opening is formed on the other surface of the spinneret plate. When the spinneret orifice is processed, the existing opening process is that firstly, a cylindrical blind hole is processed on one side of the spinneret plate, then, the blind hole of the spinneret plate is reversed to be used as a positioning hole, an ejector pin matched with the blind hole in shape is inserted into the blind hole, and a micropore is formed on the other side of the spinneret plate through electric spark erosion of an electrode coaxial with the ejector pin.
Because the condition of the spinning holes of the spinneret plate is related to the spinning manufacturing process and the spinning quality, the concentricity of the large opening and the small opening of the spinning hole is very important when the spinneret plate is manufactured. The processing technology of the spinneret orifice can see that the thimble used for positioning determines the concentricity of the large opening and the small opening, and in order to ensure that the thimble is smoothly inserted into the blind hole, the blind hole is not damaged, and only the blind hole and the blind hole are in clearance fit, so that a certain clearance is inevitably left between the pore passage and the thimble, the pore passage is not concentric with the electric spark electrode, and the processed pore passage generates deviation.
Therefore, there is a need to improve the existing production equipment to solve the above problems.
Disclosure of Invention
The embodiment of the invention aims to provide punching equipment for self-adaptive centering of a spinneret orifice aiming at the structural defects in the prior art, wherein the circumferential surface of the thimble is provided with a plurality of radial inclined support blocks, the base of the thimble is provided with a vertical pin, and when the thimble enters the guide hole and the base is abutted against the surface of the spinneret plate, the vertical pin moves downwards to drive the inclined support blocks to extend out to fill the gap between the orifice and the thimble and ensure that the thimble and the orifice are concentric, so that the processing precision of the orifice is improved. The electric spark self-adaptive thimble is simple in structure, convenient to manufacture and suitable for being widely popularized and applied in the industry.
In order to achieve the above purpose, the punching device for self-adaptive centering spinneret orifices provided by the embodiment of the invention is realized by the following technical scheme:
a punching device for a self-adaptive centering spinneret orifice comprises a tray for bearing a spinneret plate, an electrode holder arranged right above the tray, a first lifting execution mechanism for driving the electrode holder to move up and down, a thimble arranged on one side of the tray and a second lifting execution mechanism for driving the thimble to move up and down; the method is characterized in that: the thimble comprises a base body and a roughly tubular needle body vertically arranged on the base body,
The side wall of the needle body is rotationally and symmetrically provided with at least three through holes which are inclined upwards from inside to outside, and inclined support blocks are arranged in the through holes in a sliding manner; the needle body may be configured to be disposed coaxially with the electrode holder;
the seat body is provided with at least one group of vertical holes and transverse holes which are mutually communicated and form a certain angle with each other beside the needle body, and the transverse holes are communicated with the inner cavity of the needle body; a vertical pin is arranged in the vertical hole, a transverse pin is arranged in the transverse hole, and the lower end of the vertical pin and the outer end of the transverse pin are connected inclined planes; the seat body is also internally provided with a connecting vertical pin or a connecting transverse pin, so that the vertical pin can keep a first elastic piece protruding out of the seat body when being free from external force;
in addition, a transmission mechanism which is pushed by the transverse pin and pushes the inclined support block out of the through hole when the vertical pin is pressed down is also arranged in the needle body.
The transmission mechanism includes:
the middle pin top is arranged in the needle body, and the lower end of the middle pin top is in an inverted round table shape or a conical shape; the inner end of the transverse pin is matched with the conical surface of the middle pin top in shape, so that the transverse pin can slide in the transverse hole when the vertical pin moves downwards along the vertical hole, the inner end of the transverse pin slides relative to the conical surface of the middle pin top, and the middle pin top is pushed to move upwards;
The middle end top arranged in the needle body is approximately in a right truncated cone shape or a cone shape, and a second elastic piece is arranged between the lower end of the middle end top and the upper end of the middle pin top; the inner end surface of the inclined supporting block is matched with the conical surface of the middle end top in shape, so that when the middle end top moves upwards along the inner cavity of the needle body, the inner end surface of the inclined supporting block can slide relative to the conical surface connected with the inner end surface of the inclined supporting block, and the inclined supporting block further moves outwards along the through hole.
The number of the vertical holes and the number of the transverse holes are at least two, and the vertical holes and the transverse holes are rotationally symmetrical around the central axis of the needle body.
The number of the vertical pins is two, and the vertical holes and the transverse holes are perpendicular to each other; the number of the through holes is four.
The seat body comprises a base and a lower cover, the transverse hole is enclosed between the base and the lower cover, and the vertical hole is arranged on the base; the needle body is by including round platform portion and cylinder portion down in proper order, base, round platform portion and cylinder portion structure as an organic whole and have the cylindrical cavity of vertical setting, middle part end top and middle part round pin top are located in this cylindrical cavity.
The first elastic piece and the second elastic piece are both springs; the first elastic piece is connected with the transverse pin.
The punching equipment further comprises a lifting platform movably arranged on the vertical guide rail, the base body is fixed on the lifting platform, and the second lifting execution mechanism is connected with the lifting platform and drives the lifting platform to move up and down.
The second lifting executing mechanism comprises a cam which is in transmission arrangement corresponding to the lifting platform and a cam motor which drives the cam to rotate, and when the highest point of the stroke is reached, the upper end face of the seat body is just attached to the bottom face of the spinneret plate on the tray.
The punching equipment further comprises a horizontal guide rail, a translation platform movably fixed on the horizontal guide rail and a servo motor; the translation table is provided with a through hole, the servo motor is fixed below the translation table, and an output shaft of the servo motor penetrates through the through hole and is directly or indirectly connected with the tray.
The first lifting executing mechanism comprises a rack lifting motor and two gears which are rotatably arranged on a cross arm of the rack, a double-sided rack is arranged between the two gears, the double-sided rack is meshed with the two gears, and the electrode holder is fixed at the lower end of the double-sided rack; the rack lifting motor is connected with the two gears through a transmission mechanism and drives the two gears to synchronously rotate.
Compared with the prior art, the invention has the beneficial effects that: the invention provides punching equipment for a self-adaptive centering spinneret orifice, which is positioned by a specially designed lift thimble, wherein the periphery of the thimble is provided with a plurality of radial inclined supporting blocks, and a base of the thimble is provided with a vertical pin. The electric spark self-adaptive thimble is simple in structure, convenient to manufacture and suitable for wide popularization and application in the industry.
Drawings
The above features and advantages of the present invention will become more apparent and readily appreciated from the following description of the exemplary embodiments thereof taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of a punching apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a rack part of a punching device according to an embodiment of the present invention;
FIG. 3 is an exploded view of a frame of a punching apparatus according to an embodiment of the present invention;
FIG. 4 is an exploded view I I of a portion of a housing of a punching apparatus according to an embodiment of the present invention;
FIG. 5 is a perspective view of a thimble portion of a punching apparatus according to an embodiment of the present invention;
FIG. 6 is a top perspective view of a spike portion of a piercing apparatus according to an embodiment of the present invention;
fig. 7 is a sectional view taken along line a-a of fig. 6.
Detailed Description
The invention is described in further detail below with reference to the attached drawing figures to facilitate understanding by those skilled in the art:
referring to fig. 1 to 7, an embodiment of the present invention provides a punching apparatus for adaptively centering a spinneret orifice, including:
The frame 9 has a base 91, a column 92 and a cross arm 93, the column 92 is vertically set on the base 91, and the cross arm 93 is horizontally fixed on the upper end of the column 92. The frame 9 is used for fixing other components on the punching equipment.
Tray assembly 6
The tray assembly 6 includes a horizontal guide rail 61, a translation stage 62, a servo motor 63, and a tray 64. The horizontal guide rail 61 is fixed to a base 91 of the frame 9. The translation stage 62 is fixed to a slide of the horizontal guide rail 61 and is slidable along the horizontal guide rail 61. The translation stage 62 is provided with a through hole, the servo motor 63 is fixed below the translation stage 62, and an output shaft thereof passes through the through hole and is connected with the tray 64 through the tray connector 65.
The tray 64 is driven by the servo motor 63 to rotate around the shaft, is used for bearing the spinneret plate as a bearing base station for perforating the spinneret plate, and drives the spinneret plate to rotate to the next perforating position after finishing the perforating operation at the current position. The tray 64 is movably arranged on the horizontal guide rail 61 through the translation table 62, and is used for driving the spinneret plate to translate after the hole position of the current circle on the spinneret plate is completed so as to perform the operation of another circle.
The reason why the transmission mode such as a belt is not adopted in the preferred embodiment is that: corrosive products can be generated during the electric spark operation, and damage is caused to transmission structures such as a belt, so that the tray cannot rotate in place during rotation. And adopt servo motor direct drive tray to rotate to shelter from the structure in servo motor top through the translation platform, avoided the production of above-mentioned problem.
Electrode holder assembly 7
The electrode holder assembly 7 is mounted on the cross arm of the frame 9 and is positioned directly above the tray 64. The electrode holder assembly 7 comprises an electrode holder 71 and a first lifting actuator, wherein an electric spark electrode 711 is mounted on the electrode holder 71, and the first lifting actuator is used for driving the electrode holder 71 to move up and down. In a specific embodiment, the first lifting actuator comprises a rack lifting motor 72 and two gears 73 rotatably arranged on a cross arm 93 of the frame 9, a double-sided rack 74 is arranged between the two gears 73, the double-sided rack 74 is meshed with the two gears 73, and the electrode holder 71 is fixed at the lower end of the double-sided rack 74; the rack lifting motor 72 is connected with the two gears through a transmission mechanism and drives the two gears to synchronously rotate. Since the above-mentioned transmission mechanism for controlling two gears by a motor is a conventional technique in the art, the detailed structure thereof will not be described herein.
The common screw rod transmission structure has the defect that the end cover is abraded inevitably in the long-term use process due to the large self weight, so that the transmission is abnormal. And the double-sided rack drives the electrode seat 71 to move up and down, so that the problems are avoided.
The lifting platform assembly 8 is arranged on one side of the tray 6 and comprises a lifting platform 81 and a second lifting execution mechanism for driving the lifting platform 81 to move up and down. The elevating platform 81 is mounted on a vertically disposed guide rail (not shown). The second elevation actuator includes a cam motor 82, a rotation shaft 83, and a cam 84. The cam 84 is attached to the rotating shaft 83, is provided below the elevating table 81, abuts against the elevating table 81, and is provided in a transmission manner corresponding to the elevating table 81. The cam motor 82 is directly or indirectly connected to the rotating shaft 83, and the motor 82 rotates the rotating shaft 83, thereby rotating the cam 84.
Therefore, the elevation and stop positions of the elevating table 811 can be controlled by controlling the opening and closing of the motor 821.
Thimble
The thimble mainly includes following subassembly and constitutes:
The thimble body 1 comprises a seat body 11 and a needle body 12 vertically arranged on the seat body 11.
The needle body 12 is substantially in the shape of a circular tube adapted to the shape of the spinneret orifice, and includes a circular truncated cone portion and a cylindrical portion from bottom to bottom in sequence, and the circular truncated cone portion is provided to facilitate insertion into the spinneret orifice. The side wall of the needle body 12 is provided with at least three through holes which are inclined upwards from inside to outside. In the preferred embodiment, the through holes are four and are rotationally symmetric about the central axis of the needle body 12.
The seat body 11 is fixedly arranged on the lifting platform 81, and the electrode on the electrode seat 7 is coaxial with the central axis of the needle body 12.
The base body 11 is provided with a plurality of groups of vertical holes and transverse holes, the vertical holes and the transverse holes are mutually communicated and mutually form a certain angle, the groups of the vertical holes and the transverse holes are two groups in the preferred embodiment, and the vertical holes and the transverse holes are symmetrical along the central axis of the needle body 12 and mutually perpendicular to each other. In addition, the transverse holes are communicated with the inner cavity of the needle body 12.
In a preferred embodiment, the base 11 is composed of a base 111 and a lower cover 112, a horizontal hole is enclosed between the base 111 and the lower cover 112, and a vertical hole is provided on the base 111. The base 111, the circular table portion and the cylindrical portion are of an integral structure and have a vertically arranged cylindrical cavity. The transverse hole is communicated with the cylindrical cavity.
The vertical hole is provided with a vertical pin 113 which can slide along the vertical hole, the transverse hole is provided with a transverse pin 114 which can slide along the transverse hole, and the lower end of the vertical pin 113 and the outer end of the transverse pin 114 are inclined planes which are matched and connected in an inclined way. The base body 11 is further provided with a connecting vertical pin 113 or a horizontal pin 114, so that the vertical pin 113 can keep a return spring 115 protruding from the base body 11 when no external force is applied. In a preferred embodiment, one end of the return spring 115 is connected to the horizontal pin 114, and the other end is connected to the inner cavity of the housing 11, so that the horizontal pin 114 always pushes the vertical pin 113, and the vertical pin 113 protrudes from the housing when no external force is applied.
Middle part pin top 2
The middle pin top 2 is arranged in the needle body 12 and can slide along the inner cavity of the needle body. The lower end of the middle pin top 2 is in an inverted round table shape or a cone shape. The inner end of the transverse pin 114 is matched with the conical surface of the middle pin top 2 in shape, so that when the vertical pin 113 moves downwards along the vertical hole, the transverse pin 114 can slide in the transverse hole, the inner end of the transverse pin 114 slides relative to the conical surface of the middle pin top 2, and the middle pin top 2 is pushed to move upwards;
The middle end top 3 is arranged in the needle body 12 and can slide along the inner cavity of the needle body. The middle end top 3 is approximately in a right truncated cone shape or a conical shape. A pushing spring 4 is arranged between the lower end of the middle end top 3 and the upper end of the middle pin top 2.
Diagonal bracing block 5
The inclined supporting block 5 is arranged in the through hole of the needle body 12 and can slide along the through hole. The outer end face of the raker block 5. When the middle pin top 2 moves upwards, the spring is pushed to enable the middle end top 3 to move upwards along the inner cavity of the needle body 12, the inner end face of the inclined supporting block 5 slides relative to the conical surface of the connected middle end top 3, and the inclined supporting block 5 moves outwards along the through hole.
With the above structure, the elevating platform 81 completes one elevating movement in the process of one rotation of the cam 84. When the cam lifting platform 81 is lifted, the needle body 12 enters the guide hole, and the vertical pin 113 is pressed to move downwards, when the cam 84 reaches the highest point of the stroke, the upper end surface of the seat body 11 of the ejector pin is just attached to the bottom surface of the spinneret plate on the tray 64, when the seat body 11 is pressed against the surface of the spinneret plate, the middle pin top 2 is lifted along with the downward movement of the vertical pin 113, and then the inclined support block 5 is driven to extend to fill the gap between the duct and the ejector pin, so that the ejector pin and the duct are ensured to be concentric.
The middle end top 3 and the middle pin top 2 adopt a split structure and are connected through the pushing spring 4 for the following purposes: the pushing spring 4 is used as a buffer, when the travel matching of the tray 64 and the lifting platform is in trouble, the force for extending the inclined supporting block 5 and pressing the inner wall of the pore channel is ensured not to be too large, and the fault that the inclined supporting block is blocked or the pore channel is damaged is avoided.
Compared with the prior art, the invention has the beneficial effects that: the invention provides punching equipment for a self-adaptive centering spinneret orifice, which is positioned through a specially designed lifting thimble, wherein a plurality of radial inclined support blocks are arranged on the circumferential surface of the thimble, a vertical pin is arranged on a base, when the thimble enters a guide hole and the base is abutted against the surface of a spinneret plate, the vertical pin moves downwards to drive the inclined support blocks to extend out to fill the gap between the orifice and the thimble, so that the concentricity of the thimble and the orifice is ensured, and the electric spark electrode and the orifice are concentric because the thimble and the electric spark electrode are concentric, so that the electric spark electrode and the orifice are concentric, and the machining precision of the orifice is improved. The electric spark self-adaptive thimble is simple in structure, convenient to manufacture and suitable for being widely popularized and applied in the industry.
While the invention has been described in detail and by way of examples, it should be understood by those skilled in the art that the above examples are only one of the preferred embodiments of the present invention, and not intended to limit the invention to any particular form or embodiment, and all embodiments may be included within the scope of the present invention.
It should be noted that the above-mentioned embodiments are provided for further detailed description of the present invention, and the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make various modifications and variations on the above-mentioned embodiments without departing from the scope of the present invention.
Claims (10)
1. A punching device for a self-adaptive centering spinneret orifice comprises a tray for bearing a spinneret plate, an electrode holder arranged right above the tray, a first lifting execution mechanism for driving the electrode holder to move up and down, a thimble arranged on one side of the tray and a second lifting execution mechanism for driving the thimble to move up and down; the method is characterized in that: the thimble comprises a base body and a roughly tubular needle body vertically arranged on the base body;
the side wall of the needle body is rotationally and symmetrically provided with at least three through holes which are inclined upwards from inside to outside, and inclined support blocks are arranged in the through holes in a sliding manner; the needle body is coaxial with the electrode seat;
the seat body is provided with at least one group of vertical holes and transverse holes which are communicated with each other and form a certain angle with each other beside the needle body, and the transverse holes are communicated with the inner cavity of the needle body; a vertical pin is arranged in the vertical hole, a transverse pin is arranged in the transverse hole, and the lower end of the vertical pin and the outer end of the transverse pin are connected inclined planes; the seat body is also internally provided with a connecting vertical pin or a connecting transverse pin, so that the vertical pin can keep a first elastic piece protruding out of the seat body when being free from external force;
In addition, a transmission mechanism which is pushed by the transverse pin and pushes the inclined support block out of the through hole when the vertical pin is pressed down is also arranged in the needle body.
2. The apparatus of claim 1, wherein the actuator comprises:
the middle pin top is arranged in the needle body, and the lower end of the middle pin top is in an inverted round table shape or a cone shape; the inner end of the transverse pin is matched with the conical surface of the middle pin top in shape, so that the transverse pin can slide in the transverse hole when the vertical pin moves downwards along the vertical hole, the inner end of the transverse pin slides relative to the conical surface of the middle pin top, and the middle pin top is pushed to move upwards;
the middle end top arranged in the needle body is approximately in a right truncated cone shape or a conical shape, and a second elastic piece is arranged between the lower end of the middle end top and the upper end of the middle pin top; the inner end surface of the inclined supporting block is matched with the conical surface of the middle end top in shape, so that when the middle end top moves upwards along the inner cavity of the needle body, the inner end surface of the inclined supporting block can slide relative to the conical surface connected with the inner end surface of the inclined supporting block, and the inclined supporting block further moves outwards along the through hole.
3. The apparatus of claim 2, wherein the perforation of the spinneret orifice is self-adaptive to centering, and the apparatus further comprises: the number of the vertical holes and the number of the transverse holes are at least two, and the vertical holes and the transverse holes are rotationally symmetrical around the central axis of the needle body.
4. The adaptive centering spinneret orifice perforating apparatus as claimed in claim 3 wherein: the number of the vertical pins is two, and the vertical holes and the transverse holes are perpendicular to each other; the number of the through holes is four.
5. The adaptive centering spinneret orifice perforating apparatus as claimed in claim 4 wherein: the base body comprises a base and a lower cover, the transverse hole is enclosed between the base and the lower cover, and the vertical hole is arranged on the base; the needle body is by including round platform portion and cylinder portion down in proper order, base, round platform portion and cylinder portion structure as an organic whole and have the cylindrical cavity of vertical setting, middle part end top and middle part round pin top are located in this cylindrical cavity.
6. The apparatus of claim 5, wherein the perforation of the spinneret orifice is self-adaptive to centering, and the apparatus further comprises: the first elastic piece and the second elastic piece are both springs; the first elastic piece is connected with the transverse pin.
7. The apparatus for perforating self-adaptive centering orifices as claimed in any of claims 1 to 6, wherein: the punching equipment further comprises a lifting platform movably arranged on the vertical guide rail, the base body is fixed on the lifting platform, and the second lifting execution mechanism is connected with the lifting platform and drives the lifting platform to move up and down.
8. The apparatus of claim 7, wherein the perforation of the spinneret orifice is performed by: the second lifting executing mechanism comprises a cam which is in transmission arrangement corresponding to the lifting platform and a cam motor which drives the cam to rotate, and when the highest point of the stroke is reached, the upper end surface of the seat body is just attached to the bottom surface of the spinneret plate on the tray.
9. The apparatus for perforating self-adaptive centering spinneret orifice according to claim 8, wherein: the punching equipment further comprises a horizontal guide rail, a translation table movably fixed on the horizontal guide rail and a servo motor; the translation table is provided with a through hole, the servo motor is fixed below the translation table, and an output shaft of the servo motor passes through the through hole and is directly or indirectly connected with the tray.
10. The apparatus of claim 9, wherein the perforation of the spinneret orifice is self-adaptive to centering, and the apparatus further comprises: the first lifting executing mechanism comprises a rack lifting motor and two gears which are rotatably arranged on a cross arm of the rack, a double-sided rack is arranged between the two gears, the double-sided rack is meshed with the two gears, and the electrode holder is fixed at the lower end of the double-sided rack; the rack lifting motor is connected with the two gears through a transmission mechanism and drives the two gears to synchronously rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484576.4A CN114749735A (en) | 2022-05-06 | 2022-05-06 | Punching equipment of self-adaptation centering spinneret orifice |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484576.4A CN114749735A (en) | 2022-05-06 | 2022-05-06 | Punching equipment of self-adaptation centering spinneret orifice |
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| CN114749735A true CN114749735A (en) | 2022-07-15 |
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| CN202210484576.4A Pending CN114749735A (en) | 2022-05-06 | 2022-05-06 | Punching equipment of self-adaptation centering spinneret orifice |
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| CN103100993A (en) * | 2012-12-09 | 2013-05-15 | 重庆巨康建材有限公司 | Automatic clamping device |
| CN105269483A (en) * | 2015-09-23 | 2016-01-27 | 重庆长风化学工业有限公司 | Linkage type clamping mechanism |
| CN205660836U (en) * | 2016-06-03 | 2016-10-26 | 象山福德图机械有限公司 | High -efficient plastic plates perforating device of multi freedom |
| CN107639434A (en) * | 2016-07-20 | 2018-01-30 | 成都源云机械有限公司 | Self-centering fixing tool |
| CN107717501A (en) * | 2016-08-12 | 2018-02-23 | 成都中源红科技有限公司 | The compound clamping device of pushing tow centering |
| CN107020664A (en) * | 2017-06-02 | 2017-08-08 | 宁波涌洲数控设备有限公司 | One kind automation puncher |
| CN107139099A (en) * | 2017-06-07 | 2017-09-08 | 张力栋 | A kind of centering and clamping apparatus of metal can |
| CN107891474A (en) * | 2017-10-16 | 2018-04-10 | 佛山海格利德机器人智能设备有限公司 | One kind has fully-automatic intelligent plastic sheet surface rig |
| CN212352283U (en) * | 2020-06-12 | 2021-01-15 | 康存良 | A long-stroke drilling equipment for shoe tree drilling |
| CN215038135U (en) * | 2021-05-27 | 2021-12-07 | 深圳市辉煌星电子有限公司 | PCB drilling machine |
| CN218533090U (en) * | 2022-05-06 | 2023-02-28 | 上海浦东新区张江化纤机械配件有限公司 | Electric spark self-adaptation thimble |
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