CN109622752A - A kind of punch device of end cover of fan - Google Patents

A kind of punch device of end cover of fan Download PDF

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Publication number
CN109622752A
CN109622752A CN201910010258.2A CN201910010258A CN109622752A CN 109622752 A CN109622752 A CN 109622752A CN 201910010258 A CN201910010258 A CN 201910010258A CN 109622752 A CN109622752 A CN 109622752A
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CN
China
Prior art keywords
actuator
teeth portion
support block
end cover
clamping fixture
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
Application number
CN201910010258.2A
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Chinese (zh)
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CN109622752B (en
Inventor
张灵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Li Fan Technology Co Ltd
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Zhejiang Li Fan Technology Co Ltd
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Filing date
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Application filed by Zhejiang Li Fan Technology Co Ltd filed Critical Zhejiang Li Fan Technology Co Ltd
Priority to CN201910010258.2A priority Critical patent/CN109622752B/en
Publication of CN109622752A publication Critical patent/CN109622752A/en
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Publication of CN109622752B publication Critical patent/CN109622752B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/34Perforating tools; Die holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/36Perforating, i.e. punching holes using rotatable work or tool holders

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a kind of punch devices of end cover of fan, it is related to a kind of special purpose machine tool, its key points of the technical solution are that: including rack, rack is equipped with motor, clamping fixture table for clamping end cap ontology, sliding is provided with staking punch, the output end of motor is coaxially fixed with output shaft, output shaft passes through belt pulley, crank link mechanism driving staking punch moves reciprocatingly on clamping fixture table, it is provided in rack by the actuator of output shaft driving rotation, several teeth portion are provided on actuator continuously in a circumferential and form partial gear, clamping fixture table is circumferentially fixed with the outer gear ring for engaging with teeth portion;The reciprocation period of staking punch and the rotation period of actuator are identical.This equipment can be automatically performed the punching processing of end cover of fan, high in machining efficiency, and significantly reduce the artificial amount of labour;By setting support block and friction plate, the position precision of clamping fixture table rotation is improved;The quantity of teeth portion is adjustable, and personnel can adjust the spacing of the ending cover hole processed.

Description

A kind of punch device of end cover of fan
Technical field
The present invention relates to a kind of special purpose machine tool, in particular to a kind of punch device of end cover of fan.
Background technique
Blower generally comprises shell, is located at the intracorporal impeller of shell, the closed end cap in unilateral end face by shell.
Referring to Fig.1, it is a kind of existing end cover of fan, including end cap ontology 10, is offered on the end face of end cap ontology 10 Several location holes 102, multiple ending cover holes 101 passed through for bolt, all ending cover holes 101 are in circle about the axis of end cap ontology 10 All array distributions.Ending cover hole 101 is generally process by the way of punching press.
Prior art among the above has the following deficiencies: the prior art when processing ending cover hole 101, needs manually to exist Clamping end cap ontology 10 repeatedly on hydraulic machine, stamps out ending cover hole 101 to adjust position, processing efficiency is low, and people one by one The amount of labour of work is big.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of punch device of end cover of fan, tool The advantage for having high in machining efficiency, the artificial amount of labour small.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of punching of end cover of fan is set It is standby, including rack, the rack is provided with staking punch equipped with motor, the clamping fixture table for clamping end cap ontology, sliding, described The output end of motor is coaxially fixed with output shaft, and the output shaft drives staking punch pressing from both sides by belt pulley, crank link mechanism It moves reciprocatingly on tool platform,
The clamping fixture table is rotatably dispose in rack, is provided in the rack by the actuator of output shaft driving rotation, described Several teeth portion are provided on actuator continuously in a circumferential and form partial gears, the clamping fixture table, which is circumferentially fixed with, to be used for and tooth The outer gear ring of portion's engagement;
The reciprocation period of the staking punch and the rotation period of actuator are identical, when the teeth portion is engaged with outer gear ring, The staking punch not with end cap body contacts.
Through the above technical solutions, installing end cap ontology to be processed on clamping fixture table in advance, then start motor, motor Driving staking punch drives actuator to rotate while moving reciprocatingly, and the period of the two is consistent.When the teeth portion on actuator turns When moving to the position engaged with outer gear ring, teeth portion drives clamping fixture table to turn an angle by outer gear ring;When teeth portion and outer gear ring When being disengaged from, clamping fixture table, which runs out of steam, to stop operating.Within the time of clamping fixture table stalling, staking punch presses to end cap ontology, Complete the punch process of single ending cover hole;This equipment circulation action as described above, is automatically performed the processing of all ending cover holes, originally sets Standby is high in machining efficiency, and significantly reduces the artificial amount of labour.
Preferably, driven shaft is coaxially fixed on the actuator, rotation is provided with jackshaft in the rack, described defeated Shaft is established by belt and jackshaft and is driven, and the jackshaft engages foundation transmission by bevel gear with driven shaft.
It is driven through the above technical solutions, output shaft is established by belt and jackshaft, jackshaft and driven shaft pass through cone Transmission is established in gear engagement, and belt, bevel gear and jackshaft change the output position of output shaft, power are transferred to actuator Place.
Preferably, the teeth portion is monodentate, and the actuator is circumferentially arranged multiple draw runners, and the teeth portion is equipped with The sliding slot being slidably connected with draw runner, the actuator and teeth portion realize dismounting by draw runner, sliding slot.
Through the above technical solutions, personnel can extract from actuator when needing to adjust the spacing of the ending cover hole processed Part teeth portion, or new teeth portion is taken to be inserted in cutting, to change the teeth portion accounting of partial gear, change every turn of actuator one Circle drives fixture the angle of platform rotation, and the end cap pitch of holes processed is made to generate change.When plugging teeth portion, all teeth portion must be kept It is continuously distributed.
Preferably, gland is provided on the actuator, teeth portion is fixed on actuator by the gland.
Through the above technical solutions, gland is offseted by the end of plate face and teeth portion after gland is installed, gland is by tooth Portion is limited on actuator, prevents the spontaneous disengaging actuator of teeth portion;When needing plug teeth portion, gland is removed.
Preferably, the clamping fixture table is coaxially fixed with brake disc, in the rack sliding be provided with for brake disc phase The friction plate supported, the outer wall of the actuator correspond in teeth portion is axially arranged on the cylindrical surface circumferentially arranged with cylindrical surface Concave surface is fixed with idler wheel on the friction plate, and the idler wheel is in rolling contact with cylindrical surface and inner concave.
Through the above technical solutions, idler wheel can be in rolling contact by wheel face and inner concave, can be also in rolling contact with cylindrical surface; When idler wheel is butted on cylindrical surface, friction plate and brake disc are in abutting state;When idler wheel is butted on inner concave, friction plate and brake Disk is in non-abutting state;When the teeth portion on actuator turns to the position engaged with outer gear ring, friction plate is non-with brake disc It pushes against, clamping fixture table is able to carry out rotation.When teeth portion and outer gear ring are disengaged from, clamping fixture table, which runs out of steam, to stop operating;At this time Friction plate and brake disc push against, and clamping fixture table is further prevented to generate spontaneous rotation, and setting in this way improves the essence that clamping fixture table rotates Exactness, to improve the position precision for the ending cover hole gone out.
Preferably, it is slided on the actuator corresponding to each draw runner and is provided with support block, the cylindrical surface is located at support block On, the inner concave is located in teeth portion;When installing teeth portion on the draw runner, the teeth portion pushes support block sliding, makes inner concave Replace the origin-location in Correspondent cy linder face.
Through the above technical solutions, teeth portion pushes support block sliding when installing teeth portion on draw runner, replaces inner concave and correspond to The origin-location on cylindrical surface is then inner concave by all teeth portion, is cylindrical surface, inner concave phase positioned at the same circumferential direction of inner concave It is in concave configuration for cylindrical surface.After extracting teeth portion, support block is slid back into original position, cylindrical surface replaces the position of corresponding inner concave.It is comprehensive On, on actuator after plug teeth portion, friction plate can be made to keep action message.
Preferably, the actuator is equipped with for being passed through the pressure chamber of compressed air, the tracheae being connected to pressure chamber, institute It states pressure chamber and is located at the side that support block deviates from gland, the support block closes the oral area of pressure chamber, and the support block passes through side wall phase It is sealed to being formed;The pressure of the pressure chamber drives support block mobile to gland direction.
Through the above technical solutions, after extracting teeth portion, support block spontaneous pop-up under the action of pressure cavity pressure, without artificial Support block is slided to reset, it is more convenient.
Preferably, the support block can be offseted by sliding and the end of draw runner, and the draw runner limits support block and pressure chamber Separation.
Through the above technical solutions, draw runner play be slidably connected with teeth portion while, moreover it is possible to play limitation support block The effect separated with pressure chamber.
Preferably, rotation is provided with pressure ring on the actuator, and the shaft of the pressure ring is the axis of actuator, the pressure Ring and pressure chamber, which are established, to be sealed, and the tracheae is connected to pressure ring and by being connected to inside pressure ring and pressure chamber.
Through the above technical solutions, tracheae is used to connect compressed air source, to establish hyperbar state in pressure chamber; When actuator is rotated with driven shaft, pressure ring remain stationary state with tracheae, to guarantee to possess pressure in pressure chamber always.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
1, this equipment is to the high in machining efficiency of end cover of fan, and significantly reduces the artificial amount of labour;
2, by setting support block and friction plate, the position precision of clamping fixture table rotation is improved;
3, the quantity of teeth portion is adjustable, can adjust the spacing of the ending cover hole processed.
Detailed description of the invention
Fig. 1 is a kind of existing perspective view of end cover of fan;
Fig. 2 is a kind of perspective view of the punch device of end cover of fan of embodiment, mainly protrudes the external structure of this equipment;
Fig. 3 is the Local map of embodiment, mainly protrudes the internal structure of this equipment;
Fig. 4 is the explosive view of the actuator of embodiment, the external structure of main prominent actuator;
Fig. 5 is the longitudinal sectional view of the actuator of embodiment, the internal structure of main prominent actuator.
In figure, 10, end cap ontology;101, ending cover hole;102, location hole;1, rack;11, motor;2, clamping fixture table;12, it rushes Pressure head;3, actuator;31, teeth portion;21, outer gear ring;111, output shaft;32, driven shaft;13, jackshaft;33, draw runner;311, sliding Slot;34, gland;35, support block;351, cylindrical surface;36, pressure chamber;37, pressure ring;371, tracheae;312, inner concave;22, it brakes Disk;4, connecting rod;41, idler wheel;42, friction plate;43, spring.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It is a kind of punch device of end cover of fan disclosed by the invention, including rack 1 referring to Fig. 2, rack 1 is equipped with electricity Machine 11, for the clamping fixture table 2 of clamping end cap ontology 10, clamping fixture table 2 is rotatably dispose in rack 1, is slided along the vertical direction in rack 1 Dynamic to be provided with staking punch 12, staking punch 12 is located at the surface of clamping fixture table 2, and the axis runout of staking punch 12 is in the axis of clamping fixture table 2 Line, staking punch 12 makees reciprocal sliding motion by the driving of motor 11, to stamp out ending cover hole 101 on end cap ontology 10.Machine It is additionally provided with the actuator 3 rotated by the driving of motor 11 on frame 1, is provided with several 31 shapes of teeth portion continuously in a circumferential on actuator 3 At partial gear, clamping fixture table 2 is circumferentially fixed with the outer gear ring 21 for engaging with teeth portion 31;Actuator 3 is nibbled by the gear teeth Conjunction drives clamping fixture table 2 to make intermittent rotational motion.
Referring to Fig. 2 and Fig. 3, motor 11 is fixed on the side-walls of rack 1, and the output end of motor 11 is coaxially fixed with output shaft 111, it is the prior art, herein that output shaft 111 drives staking punch 12 to move reciprocatingly by belt pulley, crank link mechanism It does not repeat.Whole actuator 3 is in truncated cone-shaped, and along the vertical direction, the bottom of actuator 3 is coaxially fixed with driven shaft to axis 32;Position rotation in rack 1 close to 32 bottom end of driven shaft is provided with jackshaft 13, the axis of jackshaft 13 in the horizontal direction, Jackshaft 13 is engaged with driven shaft 32 by bevel gear to establish transmission, and output shaft 111 is established by belt pulley and jackshaft 13 Transmission.When then motor 11 operates, motor 11 drives output shaft 111 to rotate, and output shaft 111 drives staking punch 12 to move reciprocatingly Meanwhile also actuator 3 is driven to rotate by jackshaft 13.By customizing the size of each bevel gear, the diameter of each belt pulley, make to rush The reciprocation period of pressure head 12 is identical as the rotation period of actuator 3, and when teeth portion 31 is engaged with outer gear ring 21, staking punch 12 do not contact with end cap ontology 10.
Referring to Fig. 4 and Fig. 5, teeth portion 31 is monodentate, is fixed with multiple draw runners 33 on actuator 3 continuously in a circumferential, is owned Axis circumferentially array distribution of the draw runner 33 about actuator 3;The cross sectional shape of draw runner 33 is trapezoidal, the length direction of draw runner 33 Along the vertical direction.The side-walls of teeth portion 31 offer the sliding slot 311 for being slidably matched with draw runner 33, and sliding slot 311 is dovetail groove, Actuator 3 and teeth portion 31 can realize dismounting by draw runner 33, sliding slot 311.The top of actuator 3 is placed with gland 34, gland 34 Fixed by bolt and actuator 3, after gland 34 is installed, gland 34 is offseted by the end of plate face and teeth portion 31, gland 34 are limited in teeth portion 31 on actuator 3, prevent the spontaneous disengaging actuator 3 of teeth portion 31.
It is slided on actuator 3 corresponding to each draw runner 33 and is provided with support block 35, support block 35 is located at draw runner 33 away from gland 34 side, the glide direction of support block 35 is also along the vertical direction;Support block 35 is cylindrical surface away from the lateral wall of 3 axis of actuator 351,351 rounding off of cylindrical surface of all support blocks 35 simultaneously can combine formation cylinder.
Actuator 3 is equipped with the pressure chamber 36 for being passed through compressed air, and pressure chamber 36 is located at support block 35 away from gland 34 Side, the oral area of pressure chamber 36 upward, just close the oral area of pressure chamber 36 by all support blocks 35.The side wall of support block 35 passes through Surface flatness with higher is ground, support block 35 offsets to form sealing by side wall;When the air pressure in pressure chamber 36 compared with Gao Shi, air pressure drive pressure chamber 36 to be expanded, which drives support block 35 to move up and be butted on 33 end of draw runner, at this time all support blocks 35 Cylindrical surface 351 be located at sustained height.
It is located at rotation at pressure chamber 36 on actuator 3 and is provided with pressure ring 37, the axis of pressure ring 37 and the axis weight of actuator 3 It closes, pressure ring 37 constitutes a part of inner wall of pressure chamber 36, also constitutes a part of outside wall surface of actuator 3.Pressure ring 37 Shaft is the axis of actuator 3, and pressure ring 37 is sealed by sealing ring and 3 ontology construct of actuator of two sides, the outer wall of pressure ring 37 It is connected with tracheae 371, tracheae 371 passes through pressure ring 37 and is connected to the inside of pressure chamber 36.Tracheae 371 is for connecting compressed air Source, to establish hyperbar state in pressure chamber 36;When actuator 3 is rotated with driven shaft 32, pressure ring 37 is protected with tracheae 371 Stationary state is held, to guarantee to possess pressure always in pressure chamber 36.
Teeth portion 31 is equipped with inner concave 312, and inner concave 312 is located at direction of the teeth portion 31 far from gland 34, inner concave 312 away from It is less than distance of the cylindrical surface 351 apart from 3 axis of actuator with a distance from 3 axis of actuator.When installing teeth portion 31 on draw runner 33, Teeth portion 31 pushes support block 35 to slide, and support block 35 overcomes the air pressure slide downward of pressure chamber 36, and inner concave 312 is made to replace Correspondent cy linder The origin-location in face 351 is then the inner concave 312 of rounding off below all teeth portion 31, is located at the same circumferential direction of inner concave 312 It is cylindrical surface 351, inner concave 312 is in concave configuration relative to cylindrical surface 351.
Referring to Fig. 3 and Fig. 4, the bottom of clamping fixture table 2 is coaxially fixed with brake disc 22, and brake disc 22 is located at cylindrical surface 351 Sustained height;Sliding is provided with connecting rod 4 in rack 1, and the axis of connecting rod 4 is straight towards actuator 3 and brake disc 22.Connection Bar 4 is provided with idler wheel 41 towards the rotation of the end of actuator 3, and idler wheel 41 can be in rolling contact with inner concave 312 by wheel face, also can It is in rolling contact with cylindrical surface 351.Connecting rod 4 is fixed with friction plate 42 close to the end of brake disc 22, when friction plate 42 and brake Disk 22 can generate biggish frictional force when pushing against, it is ensured that clamping fixture table 2 stops operating.Spring 43, spring 43 are arranged in connecting rod 4 Both ends be individually fixed in rack 1 and connecting rod 4, the elastic force of spring 43 drive idler wheel 41 push against in teeth portion 31 or support block 35 On.When idler wheel 41 is butted on cylindrical surface 351, friction plate 42 and brake disc 22 are pushed against;When idler wheel 41 is butted on inner concave 312, rub Pad 42 is separated with brake disc 22.
The operating condition of the punch device of this end cover of fan is as follows: end cap ontology 10 to be processed is installed on clamping fixture table 2 in advance, Then start motor 11, motor 11 drives staking punch 12 that actuator 3 is driven to rotate while moving reciprocatingly, and the period of the two Unanimously.When the teeth portion 31 on actuator 3 turns to the position engaged with outer gear ring 21, teeth portion 31 drives folder by outer gear ring 21 Tool platform 2 turns an angle;Friction plate 42 is separated with brake disc 22 at this time, and clamping fixture table 2 is able to carry out rotation.When teeth portion 31 and outside When gear ring 21 is disengaged from, clamping fixture table 2, which runs out of steam, to stop operating;Friction plate 42 and brake disc 22 push against at this time, further prevent Only clamping fixture table 2 generates spontaneous rotation, and setting in this way improves the accuracy that clamping fixture table 2 rotates, to improve the ending cover hole gone out 101 position precision.Within the time that clamping fixture table 2 stalls, staking punch 12 presses to end cap ontology 10, completes single ending cover hole 101 punch process;This equipment circulation action as described above is automatically performed the processing of all ending cover holes 101, the processing of this equipment It is high-efficient, and significantly reduce the artificial amount of labour.
When needing to adjust the spacing of the ending cover hole 101 processed, the removable lower cover 34 of personnel, from extraction portion on actuator 3 Divide teeth portion 31, or new teeth portion 31 is taken to be inserted in cutting, to change 31 accounting of teeth portion of partial gear, changes actuator 3 Every revolution drives fixture the angle of the rotation of platform 2, and 101 spacing of ending cover hole processed is made to generate change.When plugging teeth portion 31, palpus Keep all teeth portion 31 continuously distributed;After extracting teeth portion 31, support block 35 spontaneous pop-up, cylinder under the action of 36 pressure of pressure chamber Face 351 replaces the position of corresponding inner concave 312, and friction plate 42 can still provide for action message.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it It is interior.

Claims (9)

1. a kind of punch device of end cover of fan, including rack (1), the rack (1) is equipped with motor (11), is used for clamping end The clamping fixture table (2) of lid ontology (10), sliding are provided with staking punch (12), and the output end of the motor (11) is coaxially fixed with output Axis (111), the output shaft (111) are done on clamping fixture table (2) past by belt pulley, crank link mechanism driving staking punch (12) Multiple movement, it is characterized in that:
The clamping fixture table (2) is rotatably dispose on rack (1), is provided on the rack (1) and drives rotation by output shaft (111) Actuator (3), several teeth portion (31) are provided on the actuator (3) continuously in a circumferential and form partial gear, the folder Tool platform (2) is circumferentially fixed with the outer gear ring (21) for engaging with teeth portion (31);
The reciprocation period of the staking punch (12) is identical as the rotation period of actuator (3), when the teeth portion (31) and outer When gear ring (21) engages, the staking punch (12) is not contacted with end cap ontology (10).
2. the punch device of a kind of end cover of fan according to claim 1, it is characterized in that: coaxial on the actuator (3) Be fixed with driven shaft (32), on the rack (1) rotation be provided with jackshaft (13), the output shaft (111) by belt with Jackshaft (13) establishes transmission, and the jackshaft (13) engages foundation transmission by bevel gear with driven shaft (32).
3. the punch device of a kind of end cover of fan according to claim 1, it is characterized in that: the teeth portion (31) is list Tooth, the actuator (3) is circumferentially arranged to be had multiple draw runners (33), and the teeth portion (31) is equipped with and is slidably connected with draw runner (33) Sliding slot (311), the actuator (3) and teeth portion (31) realize dismounting by draw runner (33), sliding slot (311).
4. the punch device of a kind of end cover of fan according to claim 3, it is characterized in that: being arranged on the actuator (3) Have gland (34), teeth portion (31) is fixed on actuator (3) by the gland (34).
5. the punch device of a kind of end cover of fan according to claim 4, it is characterized in that: the clamping fixture table (2) is coaxially solid Surely have brake disc (22), sliding is provided with the friction plate (42) for offseting with brake disc (22), the drive on the rack (1) The outer wall of moving part (3) corresponds to circumferentially arranged with cylindrical surface (351), on the cylindrical surface (351) in teeth portion (31) be axially arranged with Concave surface (312) is fixed with idler wheel (41) on the friction plate (42), the idler wheel (41) and cylindrical surface (351) and inner concave (312) it is in rolling contact.
6. the punch device of a kind of end cover of fan according to claim 5, it is characterized in that: corresponding on the actuator (3) It slides and is provided with support block (35) in each draw runner (33), the cylindrical surface (351) is located on support block (35), the inner concave (312) it is located on teeth portion (31);When installing teeth portion (31) on the draw runner (33), the teeth portion (31) pushes support block (35) sliding It is dynamic, so that inner concave (312) is replaced the origin-location of Correspondent cy linder face (351).
7. the punch device of a kind of end cover of fan according to claim 6, it is characterized in that: the actuator (3) is equipped with For being passed through the pressure chamber (36) of compressed air, the tracheae (371) being connected to pressure chamber (36), the pressure chamber (36), which is located at, is supported Block (35) deviates from the side of gland (34), and the support block (35) closes the oral area of pressure chamber (36), and the support block (35) passes through Side wall offsets to form sealing;The pressure of the pressure chamber (36) drives support block (35) mobile to gland (34) direction.
8. the punch device of a kind of end cover of fan according to claim 7, it is characterized in that: the support block (35) can pass through cunning The dynamic end with draw runner (33) offsets, and the draw runner (33) limits support block (35) and separates with pressure chamber (36).
9. the punch device of a kind of end cover of fan according to claim 7, it is characterized in that: being rotated on the actuator (3) It is provided with pressure ring (37), the shaft of the pressure ring (37) is the axis of actuator (3), and the pressure ring (37) is built with pressure chamber (36) Vertical sealing, the tracheae (371) are connected to pressure ring (37) and by being connected to inside pressure ring (37) and pressure chamber (36).
CN201910010258.2A 2019-01-05 2019-01-05 Punching equipment for fan end cover Active CN109622752B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910010258.2A CN109622752B (en) 2019-01-05 2019-01-05 Punching equipment for fan end cover

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Application Number Priority Date Filing Date Title
CN201910010258.2A CN109622752B (en) 2019-01-05 2019-01-05 Punching equipment for fan end cover

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CN109622752A true CN109622752A (en) 2019-04-16
CN109622752B CN109622752B (en) 2020-02-18

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111215516A (en) * 2020-01-15 2020-06-02 欧志高 A hot pot bottom trompil device for production of copper chafing dish
CN111589942A (en) * 2020-05-11 2020-08-28 李俊明 Self-rotating type stamping equipment for flange plate
CN111687929A (en) * 2020-06-18 2020-09-22 曾头莲 Textile hangtag perforating and threading device
CN116603927A (en) * 2023-07-20 2023-08-18 赣州至越机械有限公司 Punching device for differential mechanism shell production

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Publication number Priority date Publication date Assignee Title
GB841007A (en) * 1958-03-24 1960-07-13 Charles Frederick Hautau Multiple station metal working press
CN206997575U (en) * 2017-07-17 2018-02-13 淮南泰隆机械制造有限公司 A kind of automatic rotating disk forcing press for torque nut capping
CN207509500U (en) * 2017-09-29 2018-06-19 庄立 A kind of pressure vessel metallic graphite carbon gasket automatic punching equipment
CN207723259U (en) * 2018-01-09 2018-08-14 杭州富康五金塑料有限公司 A kind of decompressor for processing PTC left socles
CN208178298U (en) * 2018-05-18 2018-12-04 昆山嘉隆欣精密五金有限公司 Stamping equipment is used in a kind of production of handware

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB841007A (en) * 1958-03-24 1960-07-13 Charles Frederick Hautau Multiple station metal working press
CN206997575U (en) * 2017-07-17 2018-02-13 淮南泰隆机械制造有限公司 A kind of automatic rotating disk forcing press for torque nut capping
CN207509500U (en) * 2017-09-29 2018-06-19 庄立 A kind of pressure vessel metallic graphite carbon gasket automatic punching equipment
CN207723259U (en) * 2018-01-09 2018-08-14 杭州富康五金塑料有限公司 A kind of decompressor for processing PTC left socles
CN208178298U (en) * 2018-05-18 2018-12-04 昆山嘉隆欣精密五金有限公司 Stamping equipment is used in a kind of production of handware

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111215516A (en) * 2020-01-15 2020-06-02 欧志高 A hot pot bottom trompil device for production of copper chafing dish
CN111589942A (en) * 2020-05-11 2020-08-28 李俊明 Self-rotating type stamping equipment for flange plate
CN111687929A (en) * 2020-06-18 2020-09-22 曾头莲 Textile hangtag perforating and threading device
CN111687929B (en) * 2020-06-18 2022-04-08 淮北冬傲信息技术有限公司 Textile hangtag perforating and threading device
CN116603927A (en) * 2023-07-20 2023-08-18 赣州至越机械有限公司 Punching device for differential mechanism shell production
CN116603927B (en) * 2023-07-20 2023-10-03 赣州至越机械有限公司 Punching device for differential mechanism shell production

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