CN111261552A - Valve section crimping device - Google Patents
Valve section crimping device Download PDFInfo
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- CN111261552A CN111261552A CN202010044251.5A CN202010044251A CN111261552A CN 111261552 A CN111261552 A CN 111261552A CN 202010044251 A CN202010044251 A CN 202010044251A CN 111261552 A CN111261552 A CN 111261552A
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- 238000002788 crimping Methods 0.000 title claims abstract description 54
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 10
- 239000004065 semiconductor Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67092—Apparatus for mechanical treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67121—Apparatus for making assemblies not otherwise provided for, e.g. package constructions
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- Condensed Matter Physics & Semiconductors (AREA)
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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to a valve section crimping device. A valve section crimping device comprises a horizontal workbench, a force bearing device and a pressurizing device, wherein the force bearing device and the pressurizing device are oppositely arranged along the left and right directions, and the whole valve section is supported and placed between the force bearing device and the pressurizing device, so that the crimping direction of the valve section is along the horizontal direction; at least one of the force bearing device and the pressurizing device is adjustably fixed on the horizontal workbench at the left and right positions; the bottom of the position-adjustable force bearing device and/or the pressure device is provided with an adjusting positioning groove, and the adjusting positioning groove is used for corresponding to a corresponding workbench positioning groove on the horizontal workbench and positioning along the left and right directions relative to the horizontal workbench through a positioning key; the valve section crimping device further comprises a threaded fastener, and the threaded fastener is used for fixing the force bearing device and/or the pressurizing device on the corresponding position of the horizontal workbench along the vertical direction. Above-mentioned scheme can solve the problem that current hydraulic equipment can't be applicable to the valve section of the size difference in the crimping direction.
Description
Technical Field
The invention relates to a valve section crimping device.
Background
The valve section is a high-power electronic rectifying and inverting device, and is generally formed by alternately arranging and crimping power devices such as Insulated Gate Bipolar Transistors (IGBT) and/or thyristors and a radiator.
In the crimping of the valve section in the prior art, after the valve section is preassembled, an external hydraulic device is used for pressurizing the valve section, so that a disc spring in the valve section is compressed, and then fastening structures such as a gasket, a nut and the like are used for keeping a pressurizing state. For example, the thyristor valve segment disclosed in chinese patent with publication number CN102136468B, publication date 2012, 07, 11, is maintained in a pressurized state by a nut. And a thyristor press-fitting mechanism for the direct-current transmission converter valve, which is disclosed by Chinese patent with the publication number of CN101950724B and publication date of 2013, 07, 03 and is kept in a pressurized state by filling a gasket.
However, in the crimping form of the valve section in the prior art, because the types of the valve section are more, for the valve sections with different lengths and different section sizes, external hydraulic devices of different types or different types are often required to be arranged to realize pressurization, so that the equipment cost is higher, and the operation is inconvenient. In addition, the existing pressurizing device usually depends on a pressure gauge on a hydraulic device to realize control of pressurizing pressure, display is inaccurate due to damage of the pressure gauge and other reasons, and the value of the pressure connecting force of the valve section is inaccurate directly.
Chinese patent No. CN104392987B discloses an integrated semiconductor high-power module and a press-fitting jig thereof, wherein the jig includes a jig worktable on which a vertical plate is disposed, and the vertical plate is used for positioning the semiconductor high-power module. When the device is used, the jig is fixed at the center of the table top of the hydraulic press, the clamp workbench is used for vertically placing the semiconductor high-power component, after the bottom plate, the upper top plate and elements between the bottom plate and the upper top plate of the semiconductor high-power component are assembled, the hydraulic press is used for pressurizing the bottom plate and the upper top plate to a set pressure, then nuts arranged on the screw rods between the bottom plate and the upper top plate are screwed, and the pressure of the valve section is kept by means of the screw rods. However, for the valve segments with different sizes in the crimping direction, different jigs need to be arranged, and the problems of high equipment cost and inconvenient operation still exist.
Disclosure of Invention
The invention aims to provide a valve section crimping device to solve the problem that the existing hydraulic equipment cannot be suitable for valve sections with different sizes in the crimping direction.
The technical scheme adopted by the valve section crimping device is as follows:
a valve section crimping device comprises a horizontal workbench, a force bearing device and a pressurizing device;
the pressure welding device comprises a pressure bearing device, a pressure applying device, a valve section, a horizontal workbench, a pressure bearing device, a pressure applying device and a pressure applying device, wherein the pressure bearing device and the pressure applying device are arranged in opposite directions along the left-right direction;
the force bearing device comprises a force bearing seat, wherein the force bearing seat is used for supporting one end of the valve section;
the pressurizing device comprises a pressurizing head, and the pressurizing head is used for pressurizing the other end of the valve section;
at least one of the force bearing device and the pressurizing device is adjustably fixed on the horizontal workbench at the left and right positions;
the horizontal workbench is provided with more than two workbench positioning grooves, and the workbench positioning grooves are arranged at left and right intervals;
the bottom of the position-adjustable force bearing device and/or the pressure device is provided with an adjusting positioning groove, and the adjusting positioning groove extends perpendicular to the left-right direction and is used for corresponding to one corresponding workbench positioning groove;
the valve section crimping device also comprises a positioning key, wherein the upper part and the lower part of the positioning key are respectively used for entering the positioning groove for adjustment and the positioning groove of the workbench, so that the corresponding force bearing device and/or the corresponding pressurizing device are positioned along the left-right direction relative to the horizontal workbench;
the valve section crimping device further comprises a threaded fastener, and the threaded fastener is used for fixing the force bearing device and/or the pressurizing device on the corresponding position of the horizontal workbench along the vertical direction.
The technical scheme has the beneficial effects that: the horizontal workbench can provide a placing foundation for the valve section, so that the whole valve section can be supported and placed, the crimping direction of the valve section is along the horizontal direction, meanwhile, an installation foundation is provided for the bearing device and/or the pressurizing device to realize the left-right adjustment of the bearing device and/or the pressurizing device, and the operation is more convenient; in addition, position adjustable load device and/or pressure device's bottom is equipped with the constant head tank for the regulation, can fix a position the horizontal table through navigation key and workstation constant head tank along left and right directions on, the condition that load device and/or pressure device take place small displacement and lead to pressure unstable when avoiding adopting ordinary fixed mode in the pressurization in-process appears, can satisfy the pressure-bearing demand simultaneously, compared with prior art, can realize the crimping demand at the valve section of the ascending size difference of crimping side, and guarantee the stability of pressurization process, good reliability.
As a preferable technical scheme, one of the force bearing device and the pressurizing device is fixed on a horizontal workbench, and a positioning groove for fixing is arranged at the bottom of the fixed force bearing device or the fixed pressurizing device;
the valve section crimping device further comprises a fixed key, and the upper portion and the lower portion of the fixed key are used for respectively entering the positioning groove for fixing and the positioning groove of the workbench, so that the corresponding force bearing device or the corresponding pressurizing device can be positioned in the left-right direction relative to the horizontal workbench.
The technical scheme has the beneficial effects that: the force bearing device or the pressurizing device fixed on the horizontal workbench is fixed by the fixing piece and the positioning groove for fixing, so that the positioning accuracy of the corresponding force bearing device or pressurizing device can be ensured, and the reliability is further improved.
As a preferred technical scheme, a telescopic adjusting device is arranged on the bearing device, the bearing seat is connected to the telescopic end of the telescopic adjusting device, and the telescopic adjusting device is used for driving the bearing seat to adjust left and right.
The technical scheme has the beneficial effects that: the telescopic adjusting device is arranged, so that the distance between the bearing seat and the pressurizing head can be accurately matched with the valve section, and the stability of the pressurizing process is improved.
As a preferred technical scheme, the adjusting positioning groove on the force bearing device is arranged on one side of the force bearing device close to the pressurizing device.
The technical scheme has the beneficial effects that: by adopting the scheme, the stress of the force bearing device can be optimized, the stress of the corresponding threaded fastener is reduced, and the stability of the pressurizing process is better ensured.
As a preferred technical scheme, the positioning groove for fixing on the pressurizing device is arranged on one side of the pressurizing device close to the force bearing device.
The technical scheme has the beneficial effects that: by adopting the scheme, the stress of the pressurizing device can be optimized, the stress of the corresponding threaded fastener is reduced, and the stability of the pressurizing process is better ensured.
As a preferable technical scheme, a connecting flange is arranged on the force bearing device and/or the pressurizing device, and the threaded fastener is a bolt penetrating through the connecting flange and a nut matched with the bolt;
and the horizontal workbench is provided with bolt connecting holes which are arranged along the left and right directions.
The technical scheme has the beneficial effects that: by adopting the scheme, the structure is simple, the dismounting is convenient, and the fixation is reliable.
As a preferred technical scheme, the upper and lower positions of the bearing seat are adjustable; the up-down position of the pressurizing head is adjustable.
The technical scheme has the beneficial effects that: the upper and lower positions of the bearing seat and the pressurizing head are adjustable, so that the center of the valve section can be centered with the centers of the bearing seat and the pressurizing head, and the valve section is uniformly stressed.
As a preferable technical solution, a pressure sensor is arranged on the pressurizing head, and the pressure sensor is used for detecting the pressure of the pressurizing head on the valve section.
The technical scheme has the beneficial effects that: the pressure sensor arranged on the pressurizing head can directly detect the pressurizing pressure, and the accuracy of the valve section pressure connecting value is guaranteed.
As a preferred technical scheme, the horizontal workbench comprises a workbench main body and a guide rail;
the workbench main body is provided with a top supporting surface, the top supporting surface is used for supporting a force bearing device and/or a pressurizing device, and the threaded fastener is arranged at the top supporting surface;
the workbench positioning groove is arranged on the top surface of the workbench main body;
the guide rail is arranged on the workbench main body and extends along the left-right direction, and guide surfaces are arranged on two sides of the width direction of the guide rail and are used for guiding the force bearing device and/or the pressurizing device along the left-right direction.
The technical scheme has the beneficial effects that: the top supporting surface of the workbench main body can support the force bearing device and/or the pressurizing device, the guiding surfaces on two sides of the width direction of the guide rail can meet the guiding requirements of the force bearing device and/or the pressurizing device, meanwhile, the threaded fastener is arranged on the top supporting surface, the influence on the positioning of the force bearing device and/or the pressurizing device when the threaded fastener is locked can be avoided, the structure is stable, and the positioning accuracy of the force bearing device and/or the pressurizing device can be better guaranteed.
As a preferred technical scheme, the workbench positioning groove is arranged on the top surface of the workbench main body and is communicated along the direction vertical to the left-right direction;
the guide rail support is placed on the top surface of the workbench main body and is fixedly connected with the workbench main body through screws or bolts.
The technical scheme has the beneficial effects that: the workstation constant head tank adopts to link up the design and is convenient for process, and the guide rail supports and places on horizontal table's top surface and through screw or bolt fastening, simple to operate, and the structure is succinct.
The above-described preferred embodiments may be adopted alone, or two or more embodiments may be arbitrarily combined when they can be combined, and the embodiments formed by the combination are not specifically described here and are included in the description of the present patent.
Drawings
FIG. 1 is a front view of a valve section crimping apparatus of the present invention;
fig. 2 is a partial enlarged view of the force-bearing device of fig. 1;
FIG. 3 is an enlarged view of a portion of the compression device of FIG. 1;
FIG. 4 is a perspective view of a valve segment to be crimped;
FIG. 5 is a side view of the valve segment crimping apparatus;
FIG. 6 is a front view of the cylinder block;
fig. 7 is a sectional view a-a of fig. 6.
The names of the components corresponding to the corresponding reference numerals in the drawings are: 1-radiator, 2-IGBT, 3-thyristor, 4-left end plate, 5-right end plate, 6-pull rod, 7-bulb fitting, 8-ball socket fitting, 9-insulating partition plate, 10-pressing shaft sleeve, 11-disc spring, 21-workbench main body, 211-workbench positioning groove, 212-top supporting surface, 213-thread fastener, 22-guide rail, 221-guide surface, 23-force bearing device, 231-positioning groove for adjustment, 24-positioning key, 25-telescopic adjusting device, 251-left and right fine adjustment hand wheel, 26-force bearing seat, 27-height fine adjustment hand wheel, 28-valve section, 29-pressurizing device, 291-cylinder seat, 292-positioning groove for fixation, 293-fixing key and 294-cylinder adjusting hole, 295-oil cylinder press bar, 30-pressurizing oil cylinder, 31-pressure sensor, 32-control device and 33-pressurizing head.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
An embodiment 1 of a valve segment crimping device according to the present invention is shown in fig. 1, and includes a table main body 21, a force-bearing device 23, a pressurizing device 29, and a control device 32. The top surface of the workbench main body 21 is a horizontal surface, a guide rail 22 is arranged on the workbench main body 21, and the workbench main body 21 and the guide rail 22 form a horizontal workbench together. For convenience of description, the length direction of the guide rail 22 is taken as the left-right direction, the left-right direction is consistent with the compression joint direction of the valve section 28, the left side is the side of the horizontal workbench provided with the force bearing device 23, and the right side is the side of the horizontal workbench provided with the pressurizing device 29; meanwhile, the horizontal direction of the valve section crimping device, which is perpendicular to the left-right direction, is the front-back direction.
The guide rail 22 is located in the middle of the table main body 21 in the front-rear direction, the portions of the table main body 21 located on the front side and the rear side of the guide rail 22 form a top support surface 212, the top support surface 212 is used for supporting the force bearing device 23 and the pressurizing device 29, and a threaded fastener 213 is arranged at the top support surface 212 and used for fixing the force bearing device and the pressurizing device on the top support surface 212 in the vertical direction. Guide surfaces 221 are provided on both sides in the width direction of the guide rail 22, and the guide surfaces 221 guide the force-receiving device and the pressurizing device in the left-right direction. In order to avoid over-positioning, the middle parts of the front and back directions of the bottom surfaces of the bearing device 23 and the pressurizing device 29 are provided with avoidance grooves, and a gap is reserved between the top surface of the guide rail 22 and the bearing device 23 and the pressurizing device 29.
As shown in fig. 1, 2 and 5, the bottom of the force bearing device 23 is matched with the guide rail 22 in a guiding way and can slide left and right along the guide rail 22. The left end of the horizontal workbench 21 is provided with a plurality of workbench positioning grooves 211, the workbench positioning grooves 211 are arranged at left and right intervals, and the notches of the workbench positioning grooves 211 are upward and are arranged in a penetrating manner along the front-back direction; correspondingly, the bottom surface of the force bearing device 23 is provided with an adjusting positioning groove 231, and the opening of the adjusting positioning groove 231 faces downwards and extends along the direction perpendicular to the left-right direction for corresponding to one corresponding workbench positioning groove 211. The valve section crimping device further comprises a positioning key 24, and the upper part and the lower part of the positioning key 24 are respectively used for entering the positioning groove 231 for adjustment and the positioning groove 211 of the workbench so as to position the force bearing device 23 relative to the horizontal workbench 21 along the left-right direction. The width of the table positioning groove 211 is equal to that of the adjustment positioning groove 231, and the cross section of the corresponding positioning key 24 is rectangular. The adjusting positioning groove 231 on the force bearing device 23 is arranged on one side of the force bearing device 23 close to the pressurizing device 29.
As shown in fig. 2, the bottom of the force-bearing device 23 is further provided with a flange connection seat, the flange connection seat is provided with three bolt through holes extending vertically, and the intervals of the three bolt through holes are equal. Correspondingly, bolt connecting holes are uniformly distributed along the left-right direction on the top supporting surface 212 of the horizontal workbench 21, after the force bearing device 23 is adjusted in place along the guide rail 22, the force bearing device 23 is fixed on the horizontal workbench 21 through bolts, the bolts form threaded fasteners, and the force bearing device 23 and the pressurizing device 29 are fixed on corresponding positions of the horizontal workbench 21 along the vertical direction.
The force bearing device 23 comprises a force bearing seat 26, and the force bearing seat 26 is of a disc body structure and is used for supporting the left end of the valve section 28. The force bearing device 23 is provided with a telescopic adjusting device 25, the telescopic adjusting device 25 comprises a left fine adjusting hand wheel 251 and a right fine adjusting hand wheel 251, the left fine adjusting hand wheel 251 and the right fine adjusting hand wheel 251 are used for achieving the telescopic effect of the telescopic end of the telescopic adjusting device 25, and the force bearing seat 26 is connected to the telescopic adjusting device 25 and can achieve left and right adjustment under the driving of the telescopic adjusting device 25. The telescopic adjusting device 25 is movably arranged on the force bearing device 23 up and down, the force bearing device 23 is also provided with a height fine adjustment hand wheel 27, and the height fine adjustment hand wheel 27 is used for realizing the up-and-down adjustment of the telescopic adjusting device 25 and further realizing the up-and-down adjustment of the force bearing seat 26, so that the center of the force bearing seat 26 is superposed with the center of the valve section 28.
As shown in fig. 1 and 3, the pressurizing device 29 is fixed to the horizontal table 21, and includes a cylinder block 291, a pressurizing cylinder 30, and a pressurizing head 33. Similar to the force-bearing device 23, the bottom of the cylinder block 291 is provided with a fixing positioning groove 292, and the right end of the horizontal table 21 is provided with a table positioning groove 211 adapted to the fixing positioning groove 292. The valve segment crimping device further includes a fixing key 293, and upper and lower portions of the fixing key 293 are adapted to enter the fixing positioning groove 292 and the table positioning groove 211, respectively, so as to position the corresponding pressurizing device 29 in the left-right direction with respect to the horizontal table 21. The fixing positioning groove 292 on the pressurizing device 29 is arranged on one side of the pressurizing device 29 close to the force bearing device 23.
As shown in fig. 3, the bottom of the pressure device 29 is also provided with a flange connecting seat, the flange connecting seat is provided with three bolt through holes extending vertically, and the intervals of the three bolt through holes are equal. Correspondingly, the top support surface 212 of the horizontal table 21 is provided with bolt attachment holes, and after the fixing positioning grooves 292 and the table positioning grooves 211 on the pressing device 29 are aligned, the pressing device 29 is fixed to the horizontal table 21 by bolts.
The pressurizing cylinder 30 is fixed to the cylinder block 291, and the pressurizing head 33 of the pressurizing device 29 is fixed to the output end of the pressurizing cylinder 30. The pressure sensor 31 is arranged on the pressurizing head 33, and the pressure sensor 31 is used for detecting the pressure of the pressurizing head 33 on the valve section 28. The pressure sensor 31 is disposed on the pressure head 33, which is referred to in the prior art, and the detailed structure is not described in detail here. The pressurizing oil cylinder 30 is movably arranged on the pressurizing device 29 up and down, the pressurizing device 29 is also provided with a height fine-adjustment hand wheel 27, and the height fine-adjustment hand wheel 27 is used for realizing the up-and-down adjustment of the pressurizing oil cylinder 30 and further realizing the up-and-down adjustment of the pressurizing head 33, so that the center of the pressurizing head 33 is superposed with the center of the valve section 28. Specifically, as shown in fig. 6, a cylinder adjustment hole 294 is formed in the cylinder seat 291, and the cylinder adjustment hole 294 is an oblong hole and extends in the vertical direction to allow the pressurizing cylinder 30 to pass through; as shown in fig. 6 and 7, a flange is arranged on the pressurizing oil cylinder 30, an oil cylinder pressing strip 295 is arranged on the oil cylinder seat 291, and the section of the oil cylinder pressing strip 295 is L-shaped for up-and-down guiding assembly of the flange on the pressurizing oil cylinder 30; the cylinder pressing strip 295 is fixedly connected to the cylinder seat 291 by screws and has a folded edge for pressing the flange on the pressurizing cylinder 30. When the height of the pressurizing oil cylinder 30 needs to be adjusted, the screw at the position of the oil cylinder pressing strip 295 is loosened, the pressurizing oil cylinder 30 is driven to be adjusted to a proper position up and down through the height fine adjustment hand wheel 27, and finally the screw at the position of the oil cylinder pressing strip 295 is locked.
The structure of the corresponding valve section 28 is shown in fig. 4, and comprises a left end plate 4, a right end plate 5 and a pull rod 6, wherein the left end of the pull rod 6 is fixed on the left end plate 4, the right end is provided with a threaded section, and the threaded section penetrates through the right end plate 5 and is connected with a nut. The left end plate 4, the right end plate 5 and the tie rod 6 form a frame of the valve section 28. The left end plate 4 is fixed with a ball head hardware fitting 7, and the ball head hardware fitting 7 is provided with a connector of a spherical structure. The valve section 28 further includes a ball and socket fitting 8 fitted with the ball fitting 7, and the ball and socket fitting 8 has a spherical concave surface fitted with the ball fitting. Ball head gold utensil 7, ball socket gold utensil 8 are prior art, and automatic alignment can be realized to both cooperations, effective contact when guaranteeing the crimping. The right end plate 5 is provided with a crimping hole, a pressing shaft sleeve 10 is movably arranged in the crimping hole in a penetrating mode, and a disc spring 11 is sleeved on the pressing shaft sleeve. The radiator 1, the IGBT2 and the thyristor 3 are further arranged between the left end plate 4 and the right end plate 5, the IGBT2 is clamped between two corresponding adjacent radiators 1, and the thyristor 3 is also clamped between two corresponding adjacent radiators 1. The left side surface of the leftmost radiator 1 and the right side surface of the rightmost radiator 1 are both provided with an insulating partition plate 9 so as to meet the electrical insulation requirement; the ball fittings 8 are mounted on the left insulating partition 9.
When assembling the valve section 28, the left end of the pull rod 6 is firstly installed on the left end plate 4, the right end plate 5 is sleeved on the pull rod 6, and the nut is installed to form a frame of the valve section 28. Then, an insulating spacer 9 is attached to the leftmost heat sink 1, a ball joint 8 is attached to the insulating spacer 9, and the insulating spacer 9 is also attached to the rightmost heat sink 1. Then, a ball end fitting 7 is mounted on the left end plate 4, and a pressing shaft sleeve 10 and a disc spring 11 are mounted on the right end plate 5. Finally, the radiator 1, the IGBT2 and the thyristor 3 are sequentially placed on the frame to form the whole valve section 28, and then the valve section 28 is subjected to crimping.
The control device 32 of the valve section crimping device is connected with the pressure sensor 31 and the pressurizing oil cylinder 30, and the control device 32 can control the pressurizing oil cylinder 30 to extend and contract and can detect the pressure of the pressure sensor 31. As for the pressing means 29, the fixing keys 293 are directly used to penetrate the fixing positioning grooves 292 and the table positioning grooves 211, the corresponding pressing means 29 is positioned in the left-right direction with respect to the horizontal table 21, and the pressing means 29 is fixed on the horizontal table 21 using bolts. When the valve section 28 is pressed, the position of the force bearing device 23 on the guide rail 22 is adjusted according to the overall length (the size in the left-right direction in fig. 1) of the valve section 28, the positioning key 24 is inserted into the adjusting positioning groove 231 and the corresponding workbench positioning groove 211 after the adjustment is in place, the force bearing device 23 is positioned relative to the horizontal workbench 21 in the left-right direction by virtue of the positioning key 24, and the force bearing device 23 is fixed on the horizontal workbench 21 by using bolts. After the fixing of the force bearing device 23 is completed, the force bearing seat 26 is close to the left end plate 4 of the valve section 28 by adjusting the left and right fine adjusting hand wheels 251. Then, the height of the bearing seat 26 and the pressurizing head 33 is adjusted by the height fine adjustment hand wheel 27 to be concentric with the center of the valve section 28. When in pressure connection, the pressure value is set through the control cabinet, the pressurizing oil cylinder 30 is controlled to eject out the cylinder head so that the pressurizing head 33 applies the required pressure to the valve section 28, and the pressurizing is stopped when the pressure value detected by the pressure sensor 31 reaches the set pressure. Then, the nuts on the outside of the right end plate 5 of the valve section 28 are tightened to lock the pressure of the valve section 28, and finally, the pressurizing cylinder 30 is controlled to retract the pressurizing head 33, and the crimping of the valve section 28 is completed.
The embodiment 2 of the valve section crimping device of the invention is different from the embodiment 1 in that the force bearing device 23 is movably arranged left and right in the embodiment 1, and the pressurizing device 29 is fixed on the horizontal workbench 21, while the force bearing device 23 is fixed on the horizontal workbench 21 and the pressurizing device 29 is movably arranged on the horizontal workbench 21 in the embodiment.
The present embodiment 3 of a valve segment pressing apparatus is different from embodiment 1 in that the bottom of the pressing apparatus 29 in embodiment 1 is provided with a positioning groove 292 for fixing, which is positioned on the horizontal table 21 by a fixing key 293, whereas in this embodiment, the pressing apparatus 29 is directly fixed on the horizontal table 21 by a bolt, and in order to ensure the reliable fixing of the pressing apparatus 29, the right end of the horizontal table 21 is provided with a positioning block for positioning the pressing apparatus 29 in the left-right direction.
An embodiment 4 of a valve section crimping device of the present invention is different from the embodiment 1 in that a telescopic adjusting device 25 is provided on a force bearing device 23 in the embodiment 1, in this embodiment, the force bearing device 23 can only be integrally adjusted left and right, and when crimping a valve section 28, a pressurizing head 33 of a pressurizing cylinder 30 first contacts with a right end plate 5 of the valve section 28 at a low speed and then pressurizes.
An embodiment 5 of a valve segment crimping device in the invention is different from the embodiment 1 in that the up-down position of the bearing seat 26 is adjustable in the embodiment 1, the up-down position of the pressurizing head 33 is adjustable, in the embodiment, the heights of the bearing seat 26 and the pressurizing head 33 are fixed, and in order to adapt to different central heights of the valve segment 28 in use, support seats with different heights are added on the horizontal workbench 21 to enable the center of the valve segment 28 to be centered with the centers of the bearing seat 26 and the pressurizing head 33.
In embodiment 6 of a valve section crimping apparatus according to the present invention, the difference between this embodiment and embodiment 1 is that in embodiment 1, the pressure sensor 31 is provided on the pressurizing head 33, and in this embodiment, the pressurizing head 33 does not have a pressure detecting function, and the detection of the pressurizing pressure is obtained by detecting the pressure of the pressurizing cylinder 30.
An embodiment 7 of a valve segment pressing device in the invention is different from the embodiment 1 in that in the embodiment 1, an adjusting positioning groove 231 on a force bearing device 23 is arranged on one side of the force bearing device 23 close to a pressurizing device 29, and a fixing positioning groove 292 on the pressurizing device 29 is arranged on one side of the pressurizing device 29 close to the force bearing device 23, in the embodiment, the adjusting positioning groove 231 is arranged in the middle of the force bearing device 23 in the left-right direction, and the fixing positioning groove 292 on the pressurizing device 29 is arranged in the middle of the pressurizing device 29 in the left-right direction. In other embodiments, the number and positions of the positioning grooves 231 for adjustment and the positioning grooves 292 for fixation may be adjusted.
An embodiment 8 of a valve segment crimping apparatus according to the present invention is different from embodiment 1 in that in embodiment 1, the threaded fasteners used for fixing the force-bearing device 23 and/or the pressurizing device 29 at corresponding positions of the horizontal table 21 in the vertical direction are bolt assemblies, i.e., bolts and nuts, and in this embodiment, the threaded fasteners are bolts, and the horizontal table 21 is provided with threaded holes, and the bolts are directly fixed in the threaded holes. In other embodiments, a T-shaped slot may be provided on the horizontal table 21, and a T-shaped bolt may be used as the threaded fastener.
In embodiment 9 of a valve section crimping device of the present invention, the difference between this embodiment and embodiment 1 is that in embodiment 1, a guide rail on a horizontal table protrudes from the top surface of a table main body, whereas in this embodiment, a guide chute is provided on the horizontal table, front and rear side surfaces of a force-bearing device and a pressurizing device are in guide fit with a chute wall of the guide chute in the left-right direction, and bottom surfaces of the force-bearing device and the pressurizing device are supported on a bottom wall of the guide chute. At this time, the workbench positioning groove penetrates through the side wall of the guide sliding groove.
The above description is only a preferred embodiment of the present application, and not intended to limit the present application, the scope of the present application is defined by the appended claims, and all changes in equivalent structure made by using the contents of the specification and the drawings of the present application should be considered as being included in the scope of the present application.
Claims (10)
1. A valve section crimping device is characterized by comprising a horizontal workbench, a force bearing device and a pressurizing device;
the pressure welding device comprises a pressure bearing device, a pressure applying device, a valve section, a horizontal workbench, a pressure bearing device, a pressure applying device and a pressure applying device, wherein the pressure bearing device and the pressure applying device are arranged in opposite directions along the left-right direction;
the force bearing device comprises a force bearing seat, wherein the force bearing seat is used for supporting one end of the valve section;
the pressurizing device comprises a pressurizing head, and the pressurizing head is used for pressurizing the other end of the valve section;
at least one of the force bearing device and the pressurizing device is adjustably fixed on the horizontal workbench at the left and right positions;
the horizontal workbench is provided with more than two workbench positioning grooves, and the workbench positioning grooves are arranged at left and right intervals;
the bottom of the position-adjustable force bearing device and/or the pressure device is provided with an adjusting positioning groove, and the adjusting positioning groove extends perpendicular to the left-right direction and is used for corresponding to one corresponding workbench positioning groove;
the valve section crimping device also comprises a positioning key, wherein the upper part and the lower part of the positioning key are respectively used for entering the positioning groove for adjustment and the positioning groove of the workbench, so that the corresponding force bearing device and/or the corresponding pressurizing device are positioned along the left-right direction relative to the horizontal workbench;
the valve section crimping device further comprises a threaded fastener, and the threaded fastener is used for fixing the force bearing device and/or the pressurizing device on the corresponding position of the horizontal workbench along the vertical direction.
2. The valve segment crimping device according to claim 1, wherein one of the force bearing device and the pressurizing device is fixed on a horizontal workbench, and a positioning groove for fixing is arranged at the bottom of the fixed force bearing device or the fixed pressurizing device;
the valve section crimping device further comprises a fixed key, and the upper portion and the lower portion of the fixed key are used for respectively entering the positioning groove for fixing and the positioning groove of the workbench, so that the corresponding force bearing device or the corresponding pressurizing device can be positioned in the left-right direction relative to the horizontal workbench.
3. The valve section crimping device of claim 1, wherein the force bearing device is provided with a telescopic adjusting device, the force bearing seat is connected to a telescopic end of the telescopic adjusting device, and the telescopic adjusting device is used for driving the force bearing seat to adjust left and right.
4. A valve segment crimping device according to claim 1, 2 or 3, characterized in that the adjustment positioning groove of the force-bearing device is arranged on the side of the force-bearing device close to the pressurizing device.
5. A valve segment crimping device according to claim 1, 2 or 3, wherein the fixing positioning groove of the pressurizing device is arranged on the side of the pressurizing device close to the force bearing device.
6. The valve segment crimping device according to claim 1, 2 or 3, wherein the force bearing device and/or the pressurizing device is/are provided with a connecting flange, and the threaded fasteners are bolts penetrating through the connecting flange and nuts matched with the bolts;
and the horizontal workbench is provided with bolt connecting holes which are arranged along the left and right directions.
7. The valve segment crimping device according to claim 1, 2 or 3, wherein the up-down position of the force bearing seat is adjustable; the up-down position of the pressurizing head is adjustable.
8. The valve section crimping device according to claim 1, 2 or 3, wherein a pressure sensor is arranged on the pressurizing head, and the pressure sensor is used for detecting the pressure of the pressurizing head on the valve section.
9. A valve segment crimping device according to claim 1, 2 or 3, wherein the horizontal table comprises a table main body and a guide rail;
the workbench main body is provided with a top supporting surface, the top supporting surface is used for supporting a force bearing device and/or a pressurizing device, and the threaded fastener is arranged at the top supporting surface;
the workbench positioning groove is arranged on the top surface of the workbench main body;
the guide rail is arranged on the workbench main body and extends along the left-right direction, and guide surfaces are arranged on two sides of the width direction of the guide rail and are used for guiding the force bearing device and/or the pressurizing device along the left-right direction.
10. The valve segment crimping device according to claim 9, wherein a table positioning groove is provided on a top surface of the table main body, penetrating in a direction perpendicular to the left-right direction;
the guide rail support is placed on the top surface of the workbench main body and is fixedly connected with the workbench main body through screws or bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044251.5A CN111261552A (en) | 2020-01-15 | 2020-01-15 | Valve section crimping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010044251.5A CN111261552A (en) | 2020-01-15 | 2020-01-15 | Valve section crimping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111261552A true CN111261552A (en) | 2020-06-09 |
Family
ID=70954123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010044251.5A Pending CN111261552A (en) | 2020-01-15 | 2020-01-15 | Valve section crimping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111261552A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112643591A (en) * | 2021-01-12 | 2021-04-13 | 中国工程物理研究院总体工程研究所 | Assembling tool for micro acceleration sensor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459282A (en) * | 2016-01-06 | 2016-04-06 | 福建巨邦机械有限公司 | Rotary table, positioning block, positioning method, processing device and processing method |
| CN106298594A (en) * | 2016-08-18 | 2017-01-04 | 平高集团有限公司 | The press-loading apparatus of a kind of semiconductor valve string and pressing method |
-
2020
- 2020-01-15 CN CN202010044251.5A patent/CN111261552A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459282A (en) * | 2016-01-06 | 2016-04-06 | 福建巨邦机械有限公司 | Rotary table, positioning block, positioning method, processing device and processing method |
| CN106298594A (en) * | 2016-08-18 | 2017-01-04 | 平高集团有限公司 | The press-loading apparatus of a kind of semiconductor valve string and pressing method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112643591A (en) * | 2021-01-12 | 2021-04-13 | 中国工程物理研究院总体工程研究所 | Assembling tool for micro acceleration sensor |
| CN112643591B (en) * | 2021-01-12 | 2022-09-20 | 中国工程物理研究院总体工程研究所 | Assembling tool for micro acceleration sensor |
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