CN113478428A - Tool assembly for assembling manual selection valve - Google Patents
Tool assembly for assembling manual selection valve Download PDFInfo
- Publication number
- CN113478428A CN113478428A CN202110586052.1A CN202110586052A CN113478428A CN 113478428 A CN113478428 A CN 113478428A CN 202110586052 A CN202110586052 A CN 202110586052A CN 113478428 A CN113478428 A CN 113478428A
- Authority
- CN
- China
- Prior art keywords
- end cover
- sleeve
- threaded
- bolt
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 239000004677 Nylon Substances 0.000 claims description 14
- 229920001778 nylon Polymers 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a tool assembly for assembling a manual selector valve, which comprises a positioning tool, an end cover mounting device and a fixed-load pressurizing and sealing device, wherein the positioning tool is used for fixing and positioning the manual selector valve by arranging a base, a support connecting sleeve, a pressing sleeve and the like; the end cover mounting device is fixedly mounted with the end cover through arranging the auxiliary central shaft such as the bearing plate, the end cover hanging frame and the compression long bolt, and the fixed-load pressurization sealing device is used for realizing pressurization between the valve body and the sealing steel ball through arranging the connecting plate, the base frame, the loading bolt and the like, so that the sealing performance is improved. The valve is convenient to assemble through the positioning tool, the end cover mounting device achieves quick mounting of the end cover and the central shaft, the components are protected in place in the mounting process, damage to the components is avoided, the pressure sealing between the sealing steel ball and the valve body is achieved through the fixed-load pressure sealing device conveniently and quickly, the sealing effect is improved, and the use stability of the components is improved.
Description
Technical Field
The invention relates to the technical field of aircraft part repair, in particular to a tool assembly for assembling a manual selection valve.
Background
The manual selection valve is an important control component for controlling the cargo door of the airplane, is used for ground cargo loading operation together with the cargo door actuator cylinder to complete the opening and closing operation of the cargo door of the airplane, a switch handle of the cargo door is installed on a control shaft of the manual selection valve, and when the handle is rotated, the control shaft of the manual selection valve controls different subcomponents inside the valve to perform hydraulic oil circuit conversion so as to control the extension and retraction of the cargo door actuator cylinder to realize the opening and closing of the cargo door.
At present, in the process of assembling the manual selection valve, the main structure of the manual selection valve is irregular in shape and not convenient to fix, certain difficulty is caused in assembly, the number of sub-components in the manual selection valve is large, the size is small, the requirement on matching after assembly is high, and certain difficulty is caused in the whole assembly process due to the fact that no proper tool is provided. In the process of assembling the end cover of the manual selection valve, the central shaft rod is inserted into the shaft hole firstly, so that the end cover can be fixedly installed on the shell of the manual selection valve through the fixing screw, but the elastic force of the spring needs to be overcome in the process of inserting the central shaft rod into the shaft hole, the resistance of the spring is large, and the forced installation is very easy to cause damage to components, so that the installation process of the central shaft rod and the end cover is difficult; meanwhile, more valve bodies are arranged in the valve, sealing is carried out through the steel balls, the sealing of the hydraulic component is very critical, the sealing performance of the valve body is reduced, the influence on the actuation of the component is easily caused, and the delivery test procedure after the component is repaired cannot be passed.
Disclosure of Invention
The invention solves the technical problems that the manual selection valve is difficult to assemble and a proper tool is not available in the prior art, and provides a tool assembly for assembling the manual selection valve. The tool assembly for assembling the manual selection valve is convenient to use, can quickly assemble parts in the valve, achieves the required effect, and improves the stability and the service life of the parts.
In order to achieve the purpose, the invention provides the following technical scheme: a tool assembly for assembling a manual selection valve comprises a positioning tool, an end cover mounting device and a fixed-load pressurizing and sealing device, the positioning tool comprises a base, a bracket is vertically arranged at the upper end of the rear side of the base, a connecting sleeve is inserted through the upper end of the bracket, the front end of the connecting sleeve is provided with a pressing sleeve, the rear end of the connecting sleeve is provided with an external thread sleeve, a rotary flange plate is sleeved on the connecting sleeve between the pressing sleeve and the bracket, four connecting pins are arranged outside the rotary flange plate, the positions of the four connecting pins correspond to the four mounting pins of the manual selection valve, the external thread sleeve is screwed with an internal thread locking sleeve, the front end of the connecting pin is connected with a first connecting rod, a first threaded connecting rod is mounted at the front end of the first connecting rod, penetrates through a mounting pin on the manual selection valve and then is in threaded connection with a butterfly nut;
the end cover mounting device comprises a bearing plate, wherein first through holes are formed in two ends of the bearing plate, supporting connecting rods are inserted into the first through holes from top to bottom in a penetrating manner, outward expansion parts are arranged on the supporting connecting rods positioned at the lower ends of the first through holes, the positions of the supporting connecting rods on the bearing plate are relatively limited due to the outward expansion parts, threaded blind holes are formed in the bottom of the supporting connecting rods, and the threaded blind holes can be in threaded connection with first threaded connecting rods; two second through holes are symmetrically formed in the middle of the bearing plate, first connecting bolts are inserted into the second through holes from top to bottom, the outer ends of the end cover hangers are detachably mounted at the bottoms of the first connecting bolts, second connecting bolts are inserted into the inner ends of the end cover hangers from bottom to top, and screw portions of the second connecting bolts are used for penetrating through second mounting screw holes in the end covers to be positioned; a first threaded through hole is formed in the middle of the bearing plate, and a pressing long bolt is screwed in the first threaded through hole from top to bottom;
the load-holding pressurizing sealing device comprises a connecting plate, the lower end of the connecting plate is connected with a base frame through a second fixing bolt, the second fixing bolt downwards penetrates through the connecting plate and is in threaded connection with the base frame, a slotted hole is formed in the middle of the base frame, the lower end of the base frame is connected with a base through a third fixing bolt, and the third fixing bolt penetrates through the base from the lower part and is in threaded connection with the lower end of the base frame; second screw thread through-hole has been seted up to the centre of connecting plate, the downward spiro union has the loading bolt in the second screw thread through-hole, the lower extreme pressure of loading bolt is in first briquetting upper end, first briquetting is in second briquetting upper end, and first briquetting and second briquetting play the effect of slow-down pressure, second briquetting lower extreme inserts in the sliding sleeve, the sliding sleeve is inserted in the bed frame, sealed steel ball and the valve body have been placed from top to bottom to the intermediate position in the sliding sleeve, the lower extreme pressure of second briquetting is on sealed steel ball, the lower extreme pressure of the valve body is in nylon cushion upper end, and the effect of slow-down pressure is played to the nylon cushion, nylon cushion lower extreme pressure is on pressure sensor, pressure sensor sets up in the base.
Preferably, a second threaded connecting rod is installed at the rear end of the first connecting rod, penetrates through the connecting pin and is in threaded connection with a connecting nut, and the first connecting rod, the second threaded connecting rod and the connecting pin are fixedly connected through the connecting nut.
Preferably, the upper end of the supporting connecting rod is provided with an inner hexagonal groove, so that the supporting connecting rod can rotate conveniently.
Preferably, a fixing nut is screwed on the connecting bolt at the lower end of the bearing plate, so that the connecting bolt and the bearing plate are relatively connected and fixed.
Preferably, the lower surface of the outer side of the end cover hanging frame is provided with a first fixing bolt, and the first fixing bolt upwards penetrates through the end cover hanging frame to be connected to the bottom of the first connecting bolt in a threaded mode, so that the end cover hanging frame and the first connecting bolt can be conveniently disassembled and assembled.
Preferably, the rod sleeve is arranged at the upper end of the first threaded through hole and is sleeved outside the screw rod of the long compression bolt, and the rod sleeve plays a role in buffering the head of the long compression bolt and is convenient for the rotation of the long compression bolt.
Compared with the prior art, the invention has the beneficial effects that:
when the manual selection valve is assembled, the four mounting feet of the manual selection valve are inserted into the four first threaded connecting rods of the positioning tool, and are screwed and fixed through the butterfly nuts, so that the manual selection valve is fixed on the positioning tool, and the valve is convenient to assemble;
when the end cover is assembled, the manual selection valve and the positioning tool are integrally laid flat, the butterfly nut is taken down, the end cover mounting device is mounted at the upper end of the manual selection valve, the central shaft is inserted into the shaft hole of the manual selection valve, two second mounting screw holes in symmetrical positions on the end cover are respectively inserted into two second connecting bolts on an end cover hanging frame of the end cover mounting device to be positioned, finally the supporting connecting rod is rotated, the threaded blind hole at the lower end of the supporting connecting rod is screwed on the first threaded connecting rod, and the positioning tool is connected with the end cover mounting device; at the moment, the pressing long bolt is rotated, penetrates through the end cover and is pressed on the central shaft, the central shaft overcomes the resistance of the spring to move downwards and is inserted into the shaft hole, then the end cover is lifted up on the second connecting bolt, the end cover is rotated by a certain angle, penetrates through the end cover hanging frame through a gap between two second mounting screw holes, is seated on the manual selection valve shell, and finally penetrates through the second mounting screw holes and is screwed into the first mounting screw holes through fixing screws, so that the quick mounting of the end cover and the central shaft is realized, time and labor are saved, meanwhile, the parts are protected in place during the mounting process, and the damage of the parts is avoided;
when the sealing steel ball and the valve body are pressurized to improve the sealing performance, firstly, the constant-load pressurizing sealing device is assembled, the pressure sensor is placed in the base, then the nylon cushion block and the sliding sleeve are placed in the base frame, finally, the sealing steel ball and the valve body are placed in the sliding sleeve, and the first pressing block and the second pressing block are placed above the sealing steel ball; the loading bolt is rotated during pressurization, the loading bolt moves downwards to drive the first pressing block and the second pressing block to move downwards, then pressure is applied to the sealing steel ball, the sealing performance between the sealing steel ball and the valve body is enhanced, the pressure is conducted to the pressure sensor through the nylon cushion block, the loading is stopped after a set pressure value is reached, the pressurization sealing between the sealing steel ball and the valve body is conveniently and quickly completed, the sealing effect is improved, the same sealing performance between different sealing steel balls and the valve body is ensured, and the use stability of parts is improved.
Drawings
FIG. 1 is a cross-sectional view of the positioning tool of the present invention;
FIG. 2 is a cross-sectional view of the end cap mounting arrangement of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a perspective view of the manual selector valve of the present invention;
FIG. 5 is an exploded view of the valve body of the manual selection valve of the present invention;
fig. 6 is an exploded view of the end cap of the manual selector valve of the present invention.
Reference numbers in the figures: 1. the manual selection valve comprises a valve body 101, a mounting foot 102, a shaft hole 103, a first mounting screw hole 104, a spring 105, a central shaft 106, an end cover 107, a second mounting screw hole 108, a fixing screw 109, a valve body 110, a sealing steel ball 2, a positioning tool 21, a base 22, a support 23, a connecting sleeve 231, a pressing sleeve 232, an external thread sleeve 24, an internal thread locking sleeve 25, a rotary flange 251, a connecting foot 26, a first connecting rod 261, a first thread connecting rod 262, a second thread connecting rod 27, a butterfly nut 28, a connecting nut 3, an end cover mounting device 31, a bearing plate 311, a first through hole 312, a second through hole 313, a first thread through hole 32, a supporting connecting rod 321, an internal hexagonal groove 322, a thread blind hole 323, an external expansion part 33, a first connecting bolt 34 and a fixing nut, 35. end cover hangers, 36, a first fixing bolt, 37, a second connecting bolt, 38, a pressing long bolt, 39, a rod sleeve, 4, a constant-load pressurizing sealing device, 41, a connecting plate, 42, a base frame, 43, a second fixing bolt, 44, a base, 45, a third fixing bolt, 46, a sliding sleeve, 47, a first pressing block, 48, a second pressing block, 49, a nylon cushion block, 410, a pressure sensor, 411, a second threaded through hole, 412 and a loading bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a tool assembly for assembling an artificial selective valve comprises a positioning tool 2, an end cover mounting device 3 and a fixed-load pressurizing and sealing device 4, wherein the positioning tool 2 comprises a base 21, a support 22 is vertically mounted at the upper end of the rear side of the base 21, a connecting sleeve 23 is inserted into the upper end of the support 22, a pressing sleeve 231 is arranged at the front end of the connecting sleeve 23, an external thread sleeve 232 is arranged at the rear end of the connecting sleeve 23, a rotary flange plate 25 is sleeved on the connecting sleeve 23 between the pressing sleeve 231 and the support 22, four connecting pins 251 are arranged outside the rotary flange plate 25, an internal thread locking sleeve 24 is screwed on the external thread sleeve 232, a first connecting rod 26 is connected to the front end of each connecting pin 251, a second threaded connecting rod 262 is mounted at the rear end of the first connecting rod 26, and the second threaded connecting rod 262 penetrates through the connecting pins 251 to be in threaded connection with a connecting nut 28, the first connecting rod 26 and the second threaded connecting rod 262 are fixedly connected with the connecting pin 101 through the connecting nut 28; a first threaded connecting rod 261 is installed at the front end of the first connecting rod 26, and the first threaded connecting rod 261 penetrates through the installation foot 101 on the manual selection valve 1 and then is in threaded connection with the butterfly nut 27; when the manual selection valve 1 is assembled, the four mounting feet 101 of the manual selection valve 1 are inserted into the four first threaded connecting rods 261 of the positioning tool 2, and then are screwed and fixed through the butterfly nuts 27, so that the manual selection valve 1 is fixed on the positioning tool 2, and the valve is convenient to assemble.
The end cover mounting device 3 comprises a bearing plate 31, wherein two ends of the bearing plate 31 are provided with first through holes 311, a support connecting rod 32 is inserted into the first through holes 311 from top to bottom, and an inner hexagonal groove 321 is arranged at the upper end of the support connecting rod 32, so that the support connecting rod 32 can rotate conveniently; an outward expansion part 323 is arranged on the support connecting rod 32 at the lower end of the first through hole 311, and a threaded blind hole 322 is formed at the bottom of the support connecting rod 32; two second through holes 312 are symmetrically formed in the middle of the pressure bearing plate 31, a first connecting bolt 33 is inserted into the second through holes 312 from top to bottom in a penetrating manner, a fixing nut 34 is screwed on the connecting bolt 33 at the lower end of the pressure bearing plate 31 to enable the connecting bolt 33 and the pressure bearing plate 31 to be relatively connected and fixed, the outer end of an end cover hanger 35 is detachably mounted at the bottom of the first connecting bolt 33, a first fixing bolt 36 is arranged on the lower surface of the outer side of the end cover hanger 35, the first fixing bolt 36 penetrates the end cover hanger 35 upwards and is screwed at the bottom of the first connecting bolt 33, the end cover hanger 35 and the first connecting bolt 33 are convenient to disassemble, and a second connecting bolt 37 is inserted into the inner end cover hanger 35 from bottom to top in a penetrating manner; a first threaded through hole 313 is formed in the middle of the bearing plate 31, a long compression bolt 38 is screwed in the first threaded through hole 313 from top to bottom, a rod sleeve 39 is further mounted at the upper end of the first threaded through hole 313, the rod sleeve 39 is sleeved outside a screw rod of the long compression bolt 38, and the rod sleeve 39 plays a role in buffering the head of the long compression bolt 38 and facilitates rotation of the long compression bolt 38; when assembling the end cover 106, the manual selection valve 1 and the positioning tool 2 are integrally laid flat, the butterfly nut 27 is taken down, the end cover installation device 3 is installed at the upper end of the manual selection valve 1, the central shaft 105 is inserted into the shaft hole 102 of the manual selection valve 1, two second installation screw holes 107 at symmetrical positions on the end cover 106 are respectively inserted into two second connecting bolts 37 on the end cover hanger 35 of the end cover installation device 3 to be positioned, finally, the support connecting rod 32 is rotated, the threaded blind hole 322 at the lower end of the support connecting rod 32 is screwed on the first threaded connecting rod 261, and the positioning tool 2 is connected with the end cover 106 installation device; at this moment, the long pressing bolt 38 is rotated, the long pressing bolt 38 penetrates through the end cover 106 and is pressed at the upper end of the central shaft 105, the central shaft 105 is enabled to move downwards to be inserted into the shaft hole 102 by overcoming the resistance of the spring 104, then the end cover 106 is lifted up on the second connecting bolt 37, the end cover 106 is rotated by a certain angle, the end cover hanging frame 35 penetrates through a gap between the two second mounting screw holes 107 and is seated on the shell of the manual selection valve 1, and finally the fixing bolt 108 is used for connecting and fixing, so that the quick mounting of the end cover 106 and the central shaft 105 is realized, time and labor are saved, meanwhile, the part is protected in place in the mounting process, and the damage of the part is avoided.
The constant-load pressurizing sealing device 4 comprises a connecting plate 41, the lower end of the connecting plate 41 is connected with a base frame 42 through a second fixing bolt 43, and the lower end of the base frame 42 is connected with a base 44 through a third fixing bolt 45; a second threaded through hole 411 is formed in the middle of the connecting plate 41, a loading bolt 412 is screwed downwards in the second threaded through hole 411, the lower end of the loading bolt 412 is pressed at the upper end of the first pressing block 47, the first pressing block 47 is pressed at the upper end of the second pressing block 48, the lower end of the second pressing block 48 is inserted into the sliding sleeve 46, the sliding sleeve 46 is inserted into the base frame 42, the sealing steel ball 110 and the valve body 109 are placed up and down at the middle position in the sliding sleeve 46, the lower end of the second pressing block 48 is pressed on the sealing steel ball 110, the lower end of the valve body 109 is pressed at the upper end of the nylon cushion block 49, the lower end of the nylon cushion block 49 is pressed on the pressure sensor 410, and the pressure sensor 410 is arranged in the base 44; when the sealing steel ball 110 and the valve body 109 are pressurized to improve the sealing performance, firstly, the constant-load pressurizing sealing device 4 is assembled, the pressure sensor 410 is placed in the base 44, then the nylon cushion block 49 and the sliding sleeve 46 are placed in the base frame 42, finally, the sealing steel ball 410 and the valve body 409 are placed in the sliding sleeve 46, and the first pressing block 47 and the second pressing block 48 are placed above the sealing steel ball 410; the loading bolt 412 is rotated during pressurization, the loading bolt 412 moves downwards to drive the first pressing block 47 and the second pressing block 48 to move downwards, pressure is further applied to the sealing steel ball 110, the sealing performance between the sealing steel ball 110 and the valve body 109 is enhanced, the pressure is conducted to the pressure sensor 410 through the nylon cushion block 49, loading is stopped after a set pressure value is reached, pressurization sealing between the sealing steel ball 110 and the valve body 109 is conveniently and quickly completed, the sealing effect is improved, the sealing performance between different sealing steel balls 110 and the valve body 109 is guaranteed to be the same, and the use stability of parts is improved.
The working principle is as follows: when the manual selection valve 1 is assembled, the four mounting feet 101 of the manual selection valve 1 are inserted into the four first threaded connecting rods 261 of the positioning tool 2, and are screwed and fixed through the butterfly nuts 27, so that the manual selection valve 1 is fixed on the positioning tool 2, and the valve is convenient to assemble;
when assembling the end cover 106, the manual selection valve 1 and the positioning tool 2 are integrally laid flat, the butterfly nut 27 is taken down, the end cover installation device 3 is installed at the upper end of the manual selection valve 1, the central shaft 105 is inserted into the shaft hole 102 of the manual selection valve 1, two second installation screw holes 107 at symmetrical positions on the end cover 106 are respectively inserted into two second connecting bolts 37 on the end cover hanger 35 of the end cover installation device 3 to be positioned, finally, the support connecting rod 32 is rotated, the threaded blind hole 322 at the lower end of the support connecting rod 32 is screwed on the first threaded connecting rod 261, and the positioning tool 2 is connected with the end cover 106 installation device; at the moment, the pressing long bolt 38 is rotated, the pressing long bolt 38 penetrates through the end cover 106 and is pressed at the upper end of the central shaft 105, the central shaft 105 is enabled to move downwards to be inserted into the shaft hole 102 by overcoming the resistance of the spring 104, then the end cover 106 is lifted up on the second connecting bolt 37, the end cover 106 is rotated by a certain angle, penetrates through the end cover hanger 35 through a gap between two second mounting screw holes 107 and is seated on the shell of the manual selection valve 1, and finally, the fixing screw 108 penetrates through the second mounting screw holes 107 and is screwed into the first mounting screw holes 103 to realize the mounting and fixing of the end cover;
when the sealing steel ball 110 and the valve body 109 are pressurized to improve the sealing performance, firstly, the constant-load pressurizing sealing device 4 is assembled, the pressure sensor 410 is placed in the base 44, then the nylon cushion block 49 and the sliding sleeve 46 are placed in the base frame 42, finally, the sealing steel ball 410 and the valve body 409 are placed in the sliding sleeve 46, and the first pressing block 47 and the second pressing block 48 are placed above the sealing steel ball 410; the loading bolt 412 is rotated during pressurization, the loading bolt 412 moves downwards to drive the first pressing block 47 and the second pressing block 48 to move downwards, pressure is further applied to the sealing steel ball 110, the sealing performance between the sealing steel ball 110 and the valve body 109 is enhanced, the pressure is transmitted to the pressure sensor 410 through the nylon cushion block 49, the loading is stopped when a set pressure value is reached, and the pressurization sealing between the sealing steel ball 110 and the valve body 109 is conveniently and quickly completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tool assembly for manual selection valve equipment, includes location frock (2), end cover installation device (3) and load pressurization sealing device (4) surely, its characterized in that: the positioning tool (2) comprises a base (21), a bracket (22) is vertically arranged at the upper end of the rear side of the base (21), the upper end of the bracket (22) penetrates through the connecting sleeve (23), the front end of the connecting sleeve (23) is provided with a pressing sleeve (231), an external thread sleeve (232) is arranged at the rear end of the connecting sleeve (23), a rotary flange plate (25) is sleeved on the connecting sleeve (23) between the pressing sleeve (231) and the bracket (22), four connecting feet (251) are arranged outside the rotary flange plate (25), an internal thread locking sleeve (24) is screwed on the external thread sleeve (232), the front end of the connecting foot (251) is connected with a first connecting rod (26), the front end of the first connecting rod (26) is provided with a first threaded connecting rod (261), the first threaded connecting rod (261) penetrates through a mounting foot (101) on the manual selection valve (1) and then is in threaded connection with the butterfly nut (27);
the end cover mounting device (3) comprises a bearing plate (31), wherein first through holes (311) are formed in two ends of the bearing plate (31), supporting connecting rods (32) penetrate through the first through holes (311) from top to bottom, outward-expanding parts (323) are arranged on the supporting connecting rods (32) located at the lower ends of the first through holes (311), and threaded blind holes (322) are formed in the bottoms of the supporting connecting rods (32); two second through holes (312) are symmetrically formed in the middle of the bearing plate (31), first connecting bolts (33) are inserted into the second through holes (312) from top to bottom, the outer ends of the end cover hangers (35) are detachably mounted at the bottoms of the first connecting bolts (33), and second connecting bolts (37) are inserted into the inner ends of the end cover hangers (35) from bottom to top; a first threaded through hole (313) is formed in the middle of the bearing plate (31), and a long compression bolt (38) is screwed in the first threaded through hole (313) from top to bottom;
the constant-load pressurizing sealing device (4) comprises a connecting plate (41), the lower end of the connecting plate (41) is connected with a base frame (42) through a second fixing bolt (43), and the lower end of the base frame (42) is connected with a base (44) through a third fixing bolt (45); the middle of the connecting plate (41) is provided with a second threaded through hole (411), a loading bolt (412) is screwed downwards in the second threaded through hole (411), the lower end of the loading bolt (412) is pressed at the upper end of a first pressing block (47), the upper end of a second pressing block (48) is pressed by the first pressing block (47), the lower end of the second pressing block (48) is inserted into a sliding sleeve (46), the sliding sleeve (46) is inserted into a base frame (42), a sealing steel ball (110) and a valve body (109) are placed at the upper and lower middle positions in the sliding sleeve (46), the lower end of the second pressing block (48) is pressed on the sealing steel ball (110), the lower end of the valve body (109) is pressed at the upper end of a nylon cushion block (49), the lower end of the nylon cushion block (49) is pressed on a pressure sensor (410), and the pressure sensor (410) is arranged in the base (44).
2. The tool assembly for assembling a manual selector valve according to claim 1, wherein: and a second threaded connecting rod (262) is installed at the rear end of the first connecting rod (26), and the second threaded connecting rod (262) penetrates through the connecting pin (251) to be in threaded connection with the connecting nut (28).
3. The tool assembly for assembling a manual selector valve according to claim 1, wherein: the upper end of the supporting connecting rod (32) is provided with an inner hexagonal groove (321).
4. The tool assembly for assembling a manual selector valve according to claim 1, wherein: and a fixing nut (34) is screwed on a connecting bolt (33) positioned at the lower end of the pressure bearing plate (31).
5. The tool assembly for assembling a manual selector valve according to claim 1, wherein: the lower surface of the outer side of the end cover hanging rack (35) is provided with a first fixing bolt (36), and the first fixing bolt (36) penetrates the end cover hanging rack (35) upwards and is in threaded connection with the bottom of the first connecting bolt (33).
6. The tool assembly for assembling a manual selector valve according to claim 1, wherein: and a rod sleeve (39) is also arranged at the upper end of the first threaded through hole (313), and the rod sleeve (39) is sleeved outside the screw rod of the pressing long bolt (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110586052.1A CN113478428B (en) | 2021-05-27 | 2021-05-27 | Tool assembly for assembling manual selection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110586052.1A CN113478428B (en) | 2021-05-27 | 2021-05-27 | Tool assembly for assembling manual selection valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113478428A true CN113478428A (en) | 2021-10-08 |
| CN113478428B CN113478428B (en) | 2022-07-26 |
Family
ID=77933096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110586052.1A Active CN113478428B (en) | 2021-05-27 | 2021-05-27 | Tool assembly for assembling manual selection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113478428B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3399446A (en) * | 1966-02-17 | 1968-09-03 | Cross Co | Oil seal assembling device |
| CN106078602A (en) * | 2016-06-28 | 2016-11-09 | 国营芜湖机械厂 | The pressure setting of a kind of aircraft fluoroplastics sealing active door and forming method |
| CN210452514U (en) * | 2019-08-21 | 2020-05-05 | 北京安达维尔机械维修技术有限公司 | Disassembling-assembling clamp for pneumatic valve parts |
| CN212351818U (en) * | 2020-04-10 | 2021-01-15 | 广州飞机维修工程有限公司 | Auxiliary device for disassembling and assembling actuator cylinder of valve on airplane |
| CN212887393U (en) * | 2020-04-29 | 2021-04-06 | 宁波恒力液压股份有限公司 | Press mounting tool for pump transmission shaft |
-
2021
- 2021-05-27 CN CN202110586052.1A patent/CN113478428B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3399446A (en) * | 1966-02-17 | 1968-09-03 | Cross Co | Oil seal assembling device |
| CN106078602A (en) * | 2016-06-28 | 2016-11-09 | 国营芜湖机械厂 | The pressure setting of a kind of aircraft fluoroplastics sealing active door and forming method |
| CN210452514U (en) * | 2019-08-21 | 2020-05-05 | 北京安达维尔机械维修技术有限公司 | Disassembling-assembling clamp for pneumatic valve parts |
| CN212351818U (en) * | 2020-04-10 | 2021-01-15 | 广州飞机维修工程有限公司 | Auxiliary device for disassembling and assembling actuator cylinder of valve on airplane |
| CN212887393U (en) * | 2020-04-29 | 2021-04-06 | 宁波恒力液压股份有限公司 | Press mounting tool for pump transmission shaft |
Non-Patent Citations (1)
| Title |
|---|
| 宋中朝: "A320货舱门人工选择活门修理技术与故障分析", 《航空维修与工程》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113478428B (en) | 2022-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201645136U (en) | Synchronous bolt tightening machine | |
| CN113478428B (en) | Tool assembly for assembling manual selection valve | |
| CN214444424U (en) | Hydraulic stretcher | |
| CN120798922A (en) | Automatic detection device for hydraulic cylinder | |
| CN212653383U (en) | Bearing press-fitting device with air cylinder | |
| CN220839976U (en) | Fastening installation auxiliary tool for inverted hydraulic stretcher | |
| CN215910287U (en) | Multi-direction fixed wet wheel wearing and tearing appearance of wearing and tearing test piece | |
| CN214212861U (en) | Assembly devices of isolator ball spring assembly machine | |
| CN113843748B (en) | Lock nut assembly tool assembly for maintaining airplane actuator cylinder | |
| CN112630077B (en) | Intelligent metal plate hardness testing device | |
| US5848778A (en) | Engine block mount | |
| CN113500560A (en) | Tool assembly for disassembling manual selection valve | |
| CN220446345U (en) | Combined tool for overhauling reciprocating machine | |
| CN221594156U (en) | Connection structure of automobile engine oil pressure sensor | |
| CN210334061U (en) | Stamping flaring forming device | |
| CN114088287A (en) | A reaction force device for testing tension sensor | |
| CN220971313U (en) | Positioning device for welding tower installation | |
| CN201522376U (en) | Jack type supporting device of engine | |
| CN220040111U (en) | Hardness detection device for piston pin of engine | |
| CN207415241U (en) | Portable vehicle torsion beam bushing dismounting and erecting device | |
| CN223637306U (en) | A rubber fatigue resistance testing device | |
| CN215928575U (en) | Rotating handle convenient to disassemble and assemble for pressure regulating valve | |
| CN216846849U (en) | Spring bolt durability test fixture of adjustable load | |
| CN220881122U (en) | Robot welding tool for automobile seat headrest rod | |
| CN222800355U (en) | A bidirectional load-carrying rapid debugging device for a steering gear servo mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |