CN103231164A - Vacuum switch used for resistance welding machine - Google Patents
Vacuum switch used for resistance welding machine Download PDFInfo
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- CN103231164A CN103231164A CN2013101536261A CN201310153626A CN103231164A CN 103231164 A CN103231164 A CN 103231164A CN 2013101536261 A CN2013101536261 A CN 2013101536261A CN 201310153626 A CN201310153626 A CN 201310153626A CN 103231164 A CN103231164 A CN 103231164A
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Abstract
The invention relates to a vacuum switch used for a resistance welding machine. The vacuum switch is characterized by comprising a casing. An air exhaust hole is arranged on the back end face of the casing, an air inlet hole is arranged on the front end face of the casing, and a sucker hole is arranged on the peripheral wall of the casing. A rotatable rotating disc is arranged in the casing, a rotating shaft portion is arranged at the center position of the front end face of the rotating disc, and the rotating shaft portion extends out of the front end of the casing. A first arc-shaped groove and a second arc-shaped groove which are independent from each other are arranged on the peripheral face of the rotating disc, and the sucker hole is alternatively communicated with the first arc-shaped groove and the second arc-shaped groove in the rotating process of the rotating disc. An air exhaust channel and an air inlet channel are arranged in the rotating disc, one end of the air exhaust channel is communicated with the first arc-shaped groove, the other end of the air exhaust channel is communicated with the air exhaust hole all the time, one end of the air exhaust channel is communicated with the second arc-shaped groove, and the other end of the air exhaust channel is communicated with the air inlet hole all the time. When the first arc-shaped groove rotates to be communicated with the sucker hole, vacuumizing is conducted, and a sucker cavity can firmly suck a board material. When the second arc-shaped groove rotates to be communicated with the sucker hole, vacuum release is conducted.
Description
Technical field
The present invention relates to a kind of resistance welder for making metal can body, relate in particular to a kind of vacuum switch for resistance welder.
Background technology
The can body resistance welder is the important apparatus of making food cans, and its mechanical part primary structure is: roll forming machine, chain transfer, connecting rod send a jar mechanism, upper/lower electrode, train, sizing rule to reach formation such as the mechanism that goes out jar conveying up and down.Its method of operation is, multi-disc plate (electrolytic tin plate, also can galvanized iron, low ferrochrome or other special material thin plate) overlay in the feed bin, by being positioned at the suction mechanism of feed bin bottom, send in next mechanism under plate inhaled one by one, the suction device is drawn plate and is given first pair of feeding roller of roll forming machine and send to from feed bin by sucker, through two open to enter after detecting rub iron roll and rub iron pre-bending, again through becoming round roller Cheng Yuanhou to collect by leading canister assembly, stable, the can body of Cheng Yuanhou is carried forward continuously by chain transfer, connecting rod send jar mechanism synchronous with it, and after receiving can body, send into accurately it up and down that the weldering wheel welds, the can body that welds imports a coating-supplementing machine and carries out coating by going out up and down jar to carry again.
For making sucker can hold plate, inhale into vacuum in can be with sucker when suction, and when feeding, make again to be communicated with ambient pressure in the sucker, make plate can break away from sucker, for whether realizing a kind of device loop control suction of this function needs vacuum.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of to vacuumize the work whether vacuum switch that is used for resistance welder at above-mentioned prior art present situation in order to control.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of vacuum switch for resistance welder, it is characterized in that: comprise the shell with inner chamber, the rear end face of shell is provided with aspirating hole, and the front end face of shell is provided with air admission hole, and the perisporium of shell is provided with sucker and connects the hole; Be provided with revolvable rotating disk in the inner chamber of described shell, the front end face center position of rotating disk has forward the shaft that extends, this shaft by the bearing supporting in the enclosure, and the overhanging front end that goes out shell of shaft; The side face of rotating disk is provided with first deep-slotted chip breaker independent of each other and second deep-slotted chip breaker, and sucker connects the hole and alternately is communicated with first deep-slotted chip breaker and second deep-slotted chip breaker in the rotating disk rotary course; Be provided with bleed-off passage and inlet channel in the rotating disk, one end of described bleed-off passage is communicated with first deep-slotted chip breaker, the other end of bleed-off passage is communicated with aspirating hole all the time, and an end of described inlet channel is communicated with second deep-slotted chip breaker, and the other end of inlet channel is communicated with air admission hole all the time.
Above-mentioned shell comprises sleeve, drive end bearing bracket and rear end cap, drive end bearing bracket is fixed on the front end of sleeve, rear end cap is fixed on the rear end of sleeve, aspirating hole is arranged on the center of rear end cap, described sucker connects on the perisporium that the hole is arranged on sleeve, described air admission hole is arranged on the drive end bearing bracket, and described rotating disk is positioned at sleeve, and described shaft is bearing in the centre bore of drive end bearing bracket by described bearing.This shell mechanism is convenient to parts such as rotating disk, bearing are assembled in the shell, and each modular construction that constitutes shell is simple, conveniently carries out various processing at each parts.
Be communicated with vavuum pump for convenient, above-mentioned aspirating hole place is provided with in order to first joint that is connected with vavuum pump, is communicated with the sucker chamber for convenient, and described sucker meets the place, hole and is provided with second joint that is connected in order to the sucker chamber.
The other end of above-mentioned bleed-off passage runs through the rear end face center of rotating disk, described air admission hole has and a plurality ofly is arranged on the drive end bearing bracket along the circle spacing, the contiguous central hole location of the inner face of described drive end bearing bracket place is provided with the annular air inlet duct that communicates with the rear end of each air admission hole, the other end of described inlet channel passes the link position of shaft and rotating disk, and communicates with described annular air inlet duct.Because the other end of bleed-off passage runs through the rear end face center of rotating disk, aspirating hole is arranged on the center of rear end cap simultaneously, can guarantee like this in the rotating disk rotary course, bleed-off passage is communicated with aspirating hole all the time, air admission hole arranges a plurality of, guarantees the fully fast air inlet toward the sucker chamber, and air admission hole is communicated with inlet channel by annular air inlet duct simultaneously, guarantee in the rotating disk rotary course, fully enter in the inlet channel from the air inlet of air admission hole.
Be provided with the back drag ring between the rear end face of above-mentioned rotating disk and the inner face of rear end cap, have the back cannelure on the rear end face of rotating disk, be provided with the back sealing ring in this back cannelure, described back sealing ring contacts with the back drag ring; Be provided with preceding drag ring between the front end face of rotating disk and the inner face of drive end bearing bracket, have preceding cannelure on the front end face of rotating disk, be provided with preceding sealing ring in this preceding cannelure, described preceding sealing ring contacts with preceding drag ring.Drag ring can adopt wearability height, material that coefficient of friction is lower to make, and can guarantee the rotating disk smooth rotation like this, the wear intensity when lowering the rotating disk rotation simultaneously.
Drag ring is fixed together by holding screw and drive end bearing bracket before above-mentioned.Drag ring can not rotate with rotating disk when rotating disk rotates before guaranteeing like this.
Above-mentioned sleeve internal perisporium is embedded with lining, has on this lining with described sucker and connects the identical perforation in hole.Lining can adopt wearability height, material that coefficient of friction is lower to make, and can further guarantee the rotating disk smooth rotation.
The front end of above-mentioned shaft is inserted with trundle, and described shaft is radially run through at the two ends up and down of this trundle.This structure is convenient to link to each other shaft with the drive parts, the convenient parts that drive drive the shaft rotation.
Also comprise installing plate, the front end face of described drive end bearing bracket has forward, and extension is circular insertion section, have installing hole on the installing plate, the bottom of this installing hole has the scarce hole of radially running through, insert in the installing hole described insertion section, has lock-screw to pass the back from the installing plate that lacks hole one side and be threaded with the installing plate of scarce hole opposite side.Tightening lock-screw is locked at the insertion section in the installing hole, unclamp lock-screw, drive end bearing bracket installing hole rotation relatively, shell integral body can be rotated relatively, because shaft is connected with the drive parts in the external world, by the positive and reverse return rotaring sleeve, shaft can rotate by relative sleeve, the cut-out point of this vacuum switch is shifted to an earlier date or hysteresis, make cut-out point can better satisfy work requirements.
Compared with prior art, the invention has the advantages that: shaft drives rotation under the parts drive in the external world, make the rotating disk opposite shell rotate, when first deep-slotted chip breaker goes to when sucker connects the hole and is communicated with, the vavuum pump that links to each other with aspirating hole just can connect the sucker chamber that the hole is communicated with by bleed-off passage pair and sucker and vacuumize, the sucker chamber just can firmly hold plate, when the second deep-slotted chip breaker rotating shaft and sucker connect the hole and are communicated with, outside air just can pass through air admission hole, inlet channel connects the sucker chamber connection that the hole is communicated with sucker, vacuum discharges, sucker just can discharge plate, guarantees the pay-off steady operation of resistance welder.
Description of drawings
Fig. 1 is the perspective view of the embodiment of the invention;
Fig. 2 is the front view of the embodiment of the invention;
Fig. 3 is the side view of the embodiment of the invention;
Fig. 4 is the cutaway view of the embodiment of the invention;
Fig. 5 is the perspective view one of embodiment of the invention turntable;
Fig. 6 is the perspective view two of embodiment of the invention turntable;
Fig. 7 is the three-dimensional exploded view of the embodiment of the invention.
The specific embodiment
Describe in further detail below in conjunction with the present invention of accompanying drawing embodiment.
Shown in Fig. 1～7, be a preferred embodiment of the present invention.
A kind of vacuum switch for resistance welder, comprise the shell 1 with inner chamber, the rear end face of shell 1 is provided with aspirating hole 2, aspirating hole 2 places are provided with first joint 21 in order to be connected with vavuum pump, the attaching parts that use in resistance welder for this vacuum switch in vavuum pump and sucker chamber do not show in drawing.The front end face of shell 1 is provided with air admission hole 3, and the perisporium of shell 1 is provided with sucker and connects hole 4, and sucker meets 4 places, hole and is provided with second joint 41 in order to be connected with the sucker chamber.Be provided with revolvable rotating disk 5 in the inner chamber of shell 1, the front end face center position of rotating disk 5 has forward the shaft 51 that extends, and this shaft 51 is bearing in the shell 1 by bearing 52, and the overhanging front end that goes out shell 1 of shaft 51.The side face of rotating disk 5 is provided with first deep-slotted chip breaker 6 independent of each other and second deep-slotted chip breaker, 7, the first deep-slotted chip breakers 6 and second deep-slotted chip breaker 7 and does not communicate with each other, and sucker connects hole 4 and alternately is communicated with first deep-slotted chip breaker 6 and second deep-slotted chip breaker 7 in rotating disk 5 rotary courses.Be provided with the bleed-off passage 61 and the inlet channel 71 that are obliquely installed in the rotating disk 5, one end of bleed-off passage 61 is communicated with first deep-slotted chip breaker 6, the other end of bleed-off passage 61 is communicated with aspirating hole 2 all the time, one end of inlet channel 71 is communicated with second deep-slotted chip breaker 7, and the other end of inlet channel 71 is communicated with air admission hole 3 all the time.
Shell 1 comprises sleeve 11, drive end bearing bracket 12 and rear end cap 13, drive end bearing bracket 12 is fixed on the front end of sleeve 11, rear end cap 13 is fixed on the rear end of sleeve 11, aspirating hole 2 is arranged on the center of rear end cap 13, sucker connects on the perisporium that hole 4 is arranged on sleeve 11, air admission hole 3 is arranged on the drive end bearing bracket 12, rotating disk 5 is positioned at sleeve 11, shaft 51 is bearing in the centre bore of drive end bearing bracket 12 by bearing 52, sleeve 11 internal perisporiums are embedded with lining 10, have on this lining 10 with sucker and connect the identical perforation 101 in hole 4.
The other end of bleed-off passage 61 runs through the rear end face center of rotating disk 5, air admission hole 3 has and a plurality ofly is arranged on the drive end bearing bracket 12 along the circle spacing, the contiguous central hole location of the inner face of drive end bearing bracket 12 place is provided with the annular air inlet duct 32 that communicates with the rear end of each air admission hole 3, the other end of inlet channel 71 passes the link position of shaft 51 and rotating disk 5, and communicates with annular air inlet duct 32.
Be provided with back drag ring 8a between the inner face of the rear end face of rotating disk 5 and rear end cap 13, have back cannelure 53 on the rear end face of rotating disk 5, be provided with back sealing ring 9a in this back cannelure 53, back sealing ring 9a contacts with back drag ring 8a; Drag ring 8b before being provided with between the inner face of the front end face of rotating disk 5 and drive end bearing bracket 12, preceding drag ring 8b is fixed together by holding screw 81 and drive end bearing bracket 12, cannelure 54 before having on the front end face of rotating disk 5, should be provided with preceding sealing ring 9b in the preceding cannelure 54, preceding sealing ring 9b contacts with preceding drag ring 8b.
The front end of shaft 51 is inserted with trundle 14, and shaft 51 is radially run through at the two ends up and down of this trundle 14.
Also comprise installing plate 15, the front end face of drive end bearing bracket 12 has forward, and extension is circular insertion section 121, have installing hole 151 on the installing plate 15, the bottom of this installing hole 151 has the breach 152 that radially runs through, insert in the installing holes 151 insertion section 121, has lock-screw 16 to pass the back from the installing plate 15 of breach 152 1 sides and be threaded with the installing plate 15 of breach 152 opposite sides.
Shaft 51 drives rotation under the parts drive in the external world, make rotating disk 5 opposite shell 1 rotate, when first deep-slotted chip breaker 6 goes to when sucker connects hole 4 and is communicated with, the vavuum pump that links to each other with aspirating hole 2 just can connect the sucker chamber that hole 4 is communicated with by 61 pairs of bleed-off passages and sucker and vacuumize, the sucker chamber just can firmly hold plate, when 7 rotating shafts of second deep-slotted chip breaker and sucker connect hole 5 and are communicated with, outside air just can pass through air admission hole 3, inlet channel 71 connects the sucker chamber connection that hole 4 is communicated with sucker, vacuum discharges, sucker just can discharge plate, guarantees the pay-off steady operation of resistance welder.
Claims (9)
1. vacuum switch that is used for resistance welder, it is characterized in that: comprise the shell (1) with inner chamber, the rear end face of shell (1) is provided with aspirating hole (2), and the front end face of shell (1) is provided with air admission hole (3), and the perisporium of shell (1) is provided with sucker and connects hole (4); Be provided with revolvable rotating disk (5) in the inner chamber of described shell (1), the front end face center position of rotating disk (5) has the shaft (51) that extends forward, this shaft (51) is bearing in the shell (1) by bearing (52), and the overhanging front end that goes out shell (1) of shaft (51); The side face of rotating disk (5) is provided with first deep-slotted chip breaker independent of each other (6) and second deep-slotted chip breaker (7), and described sucker connects hole (4) and alternately is communicated with first deep-slotted chip breaker (6) and second deep-slotted chip breaker (7) in rotating disk (5) rotary course; Be provided with bleed-off passage (61) and inlet channel (71) in the rotating disk (5), one end of described bleed-off passage (61) is communicated with first deep-slotted chip breaker (6), the other end of bleed-off passage (61) is communicated with aspirating hole (2) all the time, one end of described inlet channel (71) is communicated with second deep-slotted chip breaker (7), and the other end of inlet channel (71) is communicated with air admission hole (3) all the time.
2. the vacuum switch for resistance welder according to claim 1, it is characterized in that: described shell (1) comprises sleeve (11), drive end bearing bracket (12) and rear end cap (13), described drive end bearing bracket (12) is fixed on the front end of sleeve (11), rear end cap (13) is fixed on the rear end of sleeve (11), aspirating hole (2) is arranged on the center of rear end cap (13), described sucker connects hole (4) and is arranged on the perisporium of sleeve (11), described air admission hole (3) is arranged on the drive end bearing bracket (12), described rotating disk (5) is positioned at sleeve (11), and described shaft (51) is bearing in the centre bore of drive end bearing bracket (12) by described bearing (52).
3. the vacuum switch for resistance welder according to claim 2, it is characterized in that: described aspirating hole (2) locates to be provided with first joint (21) in order to be connected with vavuum pump, and described sucker connects hole (4) and locates to be provided with second joint (41) in order to be connected with the sucker chamber.
4. the vacuum switch for resistance welder according to claim 3, it is characterized in that: the other end of described bleed-off passage (61) runs through the rear end face center of rotating disk (5), described air admission hole (3) has and a plurality ofly is arranged on the drive end bearing bracket (12) along the circle spacing, the contiguous central hole location of the inner face of described drive end bearing bracket (12) place is provided with the annular air inlet duct (31) that communicates with the rear end of each air admission hole (3), the other end of described inlet channel (71) passes the link position of shaft (51) and rotating disk (5), and communicates with described annular air inlet duct (31).
5. the vacuum switch for resistance welder according to claim 4, it is characterized in that: be provided with back drag ring (8a) between the inner face of the rear end face of described rotating disk (5) and rear end cap (13), have back cannelure (53) on the rear end face of rotating disk (5), be provided with back sealing ring (9a) in this back cannelure (53), described back sealing ring (9a) contacts with back drag ring (8a); Be provided with preceding drag ring (8b) between the inner face of the front end face of rotating disk (5) and drive end bearing bracket (12), have preceding cannelure (54) on the front end face of rotating disk (5), should be provided with preceding sealing ring (9b) in the preceding cannelure (54), described preceding sealing ring (9b) contacts with preceding drag ring (8b).
6. the vacuum switch for resistance welder according to claim 5 is characterized in that: drag ring (8b) is fixed together by holding screw (81) and drive end bearing bracket (12) before described.
7. the vacuum switch for resistance welder according to claim 5, it is characterized in that: described sleeve (11) internal perisporium is embedded with lining (10), has on this lining (10) with described sucker and connects the identical perforation (101) in hole (4).
8. the vacuum switch for resistance welder according to claim 2, it is characterized in that: the front end of described shaft (51) is inserted with trundle (14), and described shaft (51) is radially run through at the two ends up and down of this trundle (14).
9. according to the arbitrary described vacuum switch for resistance welder of claim 2～8, it is characterized in that: also comprise installing plate (15), the front end face of described drive end bearing bracket (12) has forward, and extension is circular insertion section (121), have installing hole (151) on the described installing plate (15), the bottom of this installing hole (151) has the breach (152) that radially runs through, insert in the installing hole (151) described insertion section (121), has lock-screw (16) to pass the back from the installing plate (15) of breach (152) one sides and be threaded with the installing plate (15) of described breach (152) opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153626.1A CN103231164B (en) | 2013-04-27 | 2013-04-27 | Vacuum switch used for resistance welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153626.1A CN103231164B (en) | 2013-04-27 | 2013-04-27 | Vacuum switch used for resistance welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103231164A true CN103231164A (en) | 2013-08-07 |
| CN103231164B CN103231164B (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310153626.1A Active CN103231164B (en) | 2013-04-27 | 2013-04-27 | Vacuum switch used for resistance welding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN103231164B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481291A (en) * | 2013-09-05 | 2014-01-01 | 常熟市董浜镇徐市嘉峰机械厂 | Manipulator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08309684A (en) * | 1995-05-16 | 1996-11-26 | Myotoku Kk | Vacuum sucker with exhaust flow adjusting mechanism |
| US6431624B1 (en) * | 1999-08-21 | 2002-08-13 | Man Roland Druckmaschinen Ag | Suction gripper |
| CN101171193A (en) * | 2005-05-03 | 2008-04-30 | J.施迈茨有限公司 | Controller |
| CN102179532A (en) * | 2011-04-26 | 2011-09-14 | 哈尔滨工业大学深圳研究生院 | Ultrahigh-precision aerostatic bearing main shaft system |
| CN102371582A (en) * | 2010-08-16 | 2012-03-14 | 深圳富泰宏精密工业有限公司 | Sucker type manipulator |
| CN203221278U (en) * | 2013-04-27 | 2013-10-02 | 浙江金鹰食品机械有限公司 | Vacuum switch for resistance welding machine |
-
2013
- 2013-04-27 CN CN201310153626.1A patent/CN103231164B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08309684A (en) * | 1995-05-16 | 1996-11-26 | Myotoku Kk | Vacuum sucker with exhaust flow adjusting mechanism |
| US6431624B1 (en) * | 1999-08-21 | 2002-08-13 | Man Roland Druckmaschinen Ag | Suction gripper |
| CN101171193A (en) * | 2005-05-03 | 2008-04-30 | J.施迈茨有限公司 | Controller |
| CN102371582A (en) * | 2010-08-16 | 2012-03-14 | 深圳富泰宏精密工业有限公司 | Sucker type manipulator |
| CN102179532A (en) * | 2011-04-26 | 2011-09-14 | 哈尔滨工业大学深圳研究生院 | Ultrahigh-precision aerostatic bearing main shaft system |
| CN203221278U (en) * | 2013-04-27 | 2013-10-02 | 浙江金鹰食品机械有限公司 | Vacuum switch for resistance welding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481291A (en) * | 2013-09-05 | 2014-01-01 | 常熟市董浜镇徐市嘉峰机械厂 | Manipulator |
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| CN103231164B (en) | 2015-06-10 |
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