CN202028856U - Automobile brake gear rim welding apparatus - Google Patents
Automobile brake gear rim welding apparatus Download PDFInfo
- Publication number
- CN202028856U CN202028856U CN2011200505934U CN201120050593U CN202028856U CN 202028856 U CN202028856 U CN 202028856U CN 2011200505934 U CN2011200505934 U CN 2011200505934U CN 201120050593 U CN201120050593 U CN 201120050593U CN 202028856 U CN202028856 U CN 202028856U
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- China
- Prior art keywords
- gear ring
- welding
- brake gear
- rotating disk
- locating template
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Abstract
The utility model relates to an automobile brake gear rim welding apparatus, which comprises a frame, a positioning formwork, three welding guns, three angle rotating cylinders, a lifting-up cylinder, a servo motor and a PLC (programmable logic controlling) circuit; the PLC circuit is respectively in electric connection with the welding guns, the angle rotating cylinders, the lifting-up cylinder and the servo motor; the lifting-up cylinder is in mechanical drive connection with the positioning formwork; every two connection lines between the tips of the welding guns and the center of the automobile brake gear rim disposed on the positioning formwork have an included angle of 120 DEG; every two connection lines between the angle rotating cylinders and the center of the gear rim have an included angle of 120 DEG. The welding apparatus of the utility model achieves the advantages of uniform weld seam, uniform welding height, small deformation after welding and high welding efficiency.
Description
Technical field
The utility model relates to solder technology, is specifically related to a kind of automotive brake gear ring welder.
Background technology
As shown in Figure 1, be the structural representation of automotive brake gear ring, gear ring comprises gear ring 101 and shrouding disc 102, and gear ring 101 and shrouding disc 102 are welded, and just becomes the gear ring of finished product.At present, the welding method of automotive brake gear ring, mainly be two automatic MIG/MAG welding manners of welding gun, the tip of two welding guns is fixed on the weld (weld seam 103) of gear ring symmetrically, promptly the center of circle of the tip of two welding guns and gear ring is located along the same line, utilize locating template, jacking cylinder, corner cylinder, servomotor then, gear ring is carried out position lifting and rotation, finish welding.
Adopt existing welding manner, tending to occur position while welding after the gear ring welding has problems such as deviation, the leg height is inhomogeneous, welding efficiency is low, and even more serious is that the distortion of postwelding gear ring is big, and flatness surpasses 0.3mm, need carry out secondary operations, bring very big problem for the operation of back.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of even weld, the leg height is even, welding efficiency is high automotive brake gear ring welder.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of automotive brake gear ring welder, comprise frame, locating template, welding gun, corner cylinder, jacking cylinder, servomotor and PLC control circuit, described PLC control circuit electrically connects with welding gun, corner cylinder, jacking cylinder, servomotor respectively, described jacking cylinder is connected with the locating template machine driving, the quantity of described welding gun is that the tip of three, three welding guns is mutually 120 ° with the line that is positioned over the center of circle of the automotive brake gear ring on the locating template.
Select as optimizing, the quantity of described corner cylinder is three, and the line in the center of circle of described three corner cylinders and gear ring is mutually 120 °.
Select as optimizing, described servomotor is connected with locating template, corner cylinder machine driving respectively, and described corner cylinder is installed on the locating template.
Select as optimizing, this welder also comprises dispenser, station rotating disk, described PLC control circuit and dispenser electrically connect, described dispenser and station rotating disk machinery are rotationally connected, offer locating hole on the described station rotating disk, described locating template is installed on the below of station rotating disk, and the size of locating template and the size of locating hole are complementary.
As optimize selecting, the quantity of described locating hole is four, evenly and be symmetrically distributed on the station rotating disk.
Select as optimizing, the middle part of described station rotating disk is equipped with retaining arc light plate.
As preferably, the top of welding gun is provided with waste gas exhaust device.
The utility model compared with prior art, the clamping and positioning of gear ring adopts 3 uniform compressing of three corner cylinders, prevents welding deformation; Welding adopts three the MIG/MAG welding gun welded simultaneously, and weld seam can be offset symmetrically and evenly because of welding distortion asymmetric and that welding successively produces, and speed of welding and fusion length are controlled by servomotor, the realization automation; Adopt the lifting of jacking cylinder control locating template, by PLC control circuit control jacking position, comprise welding position, position of rotation, original position, guarantee the continuity welding and change, welding sequence is reasonable, saves time, and raises the efficiency.The station rotating disk that employing is provided with four locating holes carries out loading and unloading, dispenser control station dial rotation, and locating template positions the position of the gear ring on the locating hole, has the effect of accurate positioning; Weld the opposite of ongoing gear ring at the locating hole of loading and unloading, the middle part of station rotating disk is equipped with retaining arc light plate, effectively prevents the human eye of burning.
Description of drawings
Fig. 1 is the structural representation of automotive brake gear ring;
Fig. 2 is a kind of automotive brake gear ring welding method flow chart of the utility model embodiment;
Fig. 3 is the structural representation of a kind of automotive brake gear ring welder of the utility model embodiment;
Fig. 4 is the side structure schematic diagram of Fig. 2;
Fig. 5 is a commissure longitudinal residual stress distribution map;
Radial stress distribution map when Fig. 6 is the two welding guns welding of prior art;
Tangential stress distribution figure when Fig. 7 is the two welding guns welding of prior art;
Radial stress distribution map when Fig. 8 welds for the utility model embodiment;
Tangential stress distribution figure when Fig. 9 welds for the utility model embodiment.
The specific embodiment
As shown in Figure 2, a kind of automotive brake gear ring welding method may further comprise the steps:
A) artificial loading and unloading, automotive brake gear ring (comprising gear ring and shrouding disc) is positioned on the positioning hole corresponding of station rotating disk, the rotation of station rotating disk, the driven gear circle rotates to welding post, and at this moment, locating template is in original position, locating template be positioned at locating hole under, just be positioned at welding gun under, and the size of the size of locating template and locating hole is complementary, promptly locating template can pass locating hole;
B) locating template rises to position of rotation by the jacking cylinder, and at this moment, gear ring also is positioned on the locating template, and gear ring together rises to position of rotation under the drive of locating template; At this moment, three corner cylinders that are installed on the locating template compress gear ring simultaneously, and the line in the center of circle of described three corner cylinders and gear ring is mutually 120 °;
C) locating template rises to the welding position by the jacking cylinder, three welding guns are simultaneously in the welding of the commissure of gear ring, three welding guns are in welding, gear ring rotates by servomotor, the anglec of rotation is 12.8 °, with the control fusion length, the line in the tip of described three welding guns and the center of circle of gear ring is mutually 120 °;
D) three place's weld seam welding finish;
D1) locating template drops to position of rotation, and gear ring is by 60 ° of servomotor rotations, and described servomotor is connected with locating template, three corner cylinder machine driving respectively, and the quantity of described servomotor is one;
D2) locating template rises to the welding position, and three welding guns are simultaneously in the welding of the commissure of gear ring, and three welding guns are in welding, and gear ring is by 12.8 ° of servomotor rotations;
D3) three place's weld seam welding finish in addition;
E) method of three turning angles cylinder unclamps simultaneously and drops to original position with locating template, and servomotor also is turned back to initial position;
F) repeating step A again) to E).
As shown in Figure 3 and Figure 4, a kind of welder that uses above-mentioned welding method comprises frame 1, locating template 4, welding gun 2, corner cylinder 6, jacking cylinder 8, servomotor 7, dispenser 10, station rotating disk 5 and PLC control circuit.Described locating template 4 is installed on station rotating disk 5 belows, and the quantity of described locating template 4 is one.Described welding gun 2 is the MIG/MAG welding gun.Offer locating hole 11 on the described station rotating disk 5, the quantity of described locating hole 11 is four, evenly and symmetrically be distributed on the station rotating disk 5, and, the size of the size of locating template 4 and locating hole 11 is complementary, be that locating template 4 can pass locating hole 11, so that locating template 4 supports that the former gear ring 3 that is on the locating hole 11 can be risen.
Locating template 4, welding gun 2, corner cylinder 6, jacking cylinder 8, servomotor 7, dispenser 10, station rotating disk 5 and PLC control circuit all are installed on the frame 1.
Described PLC control circuit electrically connects with welding gun 2, corner cylinder 6, jacking cylinder 8, servomotor 7, dispenser 10 respectively.
Described PLC control circuit is used to start welding gun 2, carries out welding job; Being used to control the jacking or the down maneuver of jacking cylinder 8, comprising the positioning action of three positions, is respectively original position, position of rotation and welding position; Be used to control the rotating speed and the anglec of rotation of servomotor 7; Be used to control the intermittent movement of dispenser 10.
The quantity of described welding gun 2 is that the tip of three, three welding guns 2 is mutually 120 ° with the line that is positioned at the center of circle of the automotive brake gear ring 3 on the locating template 4, and promptly three welding guns 2 are when welding, and the line in the center of circle of three pads and gear ring 3 is mutually 120 °.
The quantity of described corner cylinder 6 is three, described three corner cylinders 6 are mutually 120 ° with the line in the center of circle of gear ring 3, be corner cylinder 6 when compressing gear ring 3, the pressure point of three corner cylinders 6 and gear ring 3 is mutually 120 ° with the line in the center of circle of gear ring 3.
Described dispenser 10 is connected with station rotating disk 5 mechanical rotation, be specially, dispenser 10 can pass through gear train, bearing etc. and drive 5 rotations of station rotating disk, be that station rotating disk 5 can be realized intermittently rotating by dispenser 10,10 pairs of station rotating disks 5 of dispenser are rotated control, reach to the 3 pinpoint purposes of the gear ring on the locating hole 11 i.e. station rotating disk 5 rotations, driven gear circle 3 turns to welding post, described welding post be meant gear ring 3 be positioned at welding gun 2 under the position.
Described servomotor 7 is connected with locating template 4, corner cylinder 6 machine driving respectively, be specially, servomotor 7 can by main synchronous pulley, synchronously band, be that locating template 4 is worked from drives corner cylinders 6 such as synchronous pulley, connection bearings, angular speed and rotational angle with control corner cylinder 6, realize the control of speed of welding, fusion length, and servomotor 7 can drive locating template 4 simultaneously and together rotate (for example, rotation is 60 °).
Described jacking cylinder 8 also is connected with locating template 4 machine driving, and promptly locating template 4 can rise or descend by jacking cylinder 8.Described corner cylinder 6 is installed on the locating template 4, and when locating template 4 rises and support when playing gear ring 3, corner cylinder 6 can realize compressing the function of gear ring 3.
High light in order to prevent from the to weld human eye of burning, the middle part of described station rotating disk 5 is equipped with retaining arc light plate.
In order to improve the air quality of working environment, the top of welding gun 2 is provided with waste gas exhaust device 9.
Now, be analyzed, the outstanding effect of present embodiment is described in detail in detail with prior art in conjunction with Fig. 5-9.
As shown in Figure 5, welding gun when gear ring is welded, the longitudinal residual stress distribution map of gear ring commissure, the first half of coordinate system is expressed as tension 101, the Lower Half of coordinate system is expressed as compression 102.
As shown in Figure 6 and Figure 7, during the welding of the two welding guns of prior art, the stressing conditions of two pad A1, A2 is, the radial stress σ r1=σ r2=σ r of two means of spot welds, and ∑ σ ro=2 σ r is made a concerted effort to be in the radial stress center of circle of two means of spot welds; The tangential stress of two means of spot welds is that the peak value at peak value place 103 of the tangential stress of σ θ 1=σ ' θ 1=σ θ 2=σ ' θ 2, two means of spot welds is σ θ max=2 σ θ 1.
As Fig. 8 and shown in Figure 9, in three welding guns of present embodiment when welding,, the stressing conditions of three pad B1, B2, B3 is, the radial stress σ r3=σ r4=σ r5=σ r of three means of spot welds, and ∑ σ ro=makes a concerted effort in the radial stress center of circle of three means of spot welds
σ r; The tangential stress of three means of spot welds is that the peak value at peak value place 104 of the tangential stress of σ θ 3=σ ' θ 3=σ θ 4=σ ' θ 4=σ θ 5=σ ' θ 5, three means of spot welds is σ θ max=
σ θ 1.
Conclusion: the radial stress of three means of spot welds and tangential stress are littler than the radial stress and the tangential stress of two means of spot welds, and the stress deformation of corresponding generation is also little; Three point symmetries compress when welding, and thermal expansion and cold contraction are retrained by three place's frees degree, and the gear ring post welding distortion reduces, and promptly during the welded gear circle, obligatory point multiple stiffness more is good more, and the distortion of welding back is just more little.Three place's symmetries compress the welded gear circle, and to compress post welding distortion than two places little.
By above-mentioned analysis, present embodiment compresses gear ring symmetrically by three corner cylinders, three welding guns weld simultaneously, the form of being interrupted skip welding is once finished the welding of gear ring and shrouding disc, three corner cylinders are in the state of rigidly fixing that compresses all the time in the interruption skip welding process, and the internal stress of impelling welding to produce is made a concerted effort a part because of symmetry counteracting reduction; On the other hand, just in time be that internal stress makes a concerted effort to concentrate the position compressing the position, rigidly fix the gear ring distortion that energy operative constraint sweating heat expands and cold contraction brings owing to compress.
Therefore, the welding method of present embodiment can effectively be controlled welding deformation, cooperates the preferable source of welding current and welding parameter again, makes the shrouding disc of postwelding gear ring process end face, reaches surface planarity ≯ 0.2mm.
In addition, the station rotating disk of present embodiment just can reach automation effect preferably, does not have the station rotating disk, and present embodiment also can be finished welding job.
The foregoing description is the more preferably specific embodiment a kind of of the utility model, and the common variation that those skilled in the art carry out in the utility model scheme scope and replacing all should be included in the protection domain of the present utility model.
Claims (7)
1. automotive brake gear ring welder, comprise frame, locating template, welding gun, corner cylinder, jacking cylinder, servomotor and PLC control circuit, described PLC control circuit electrically connects with welding gun, corner cylinder, jacking cylinder, servomotor respectively, described jacking cylinder is connected with the locating template machine driving, it is characterized in that, the quantity of described welding gun is that the tip of three, three welding guns is mutually 120 ° with the line that is positioned over the center of circle of the automotive brake gear ring on the locating template.
2. a kind of automotive brake gear ring welder as claimed in claim 1 is characterized in that the quantity of described corner cylinder is three, and the line in the center of circle of described three corner cylinders and gear ring is mutually 120 °.
3. a kind of automotive brake gear ring welder as claimed in claim 1 is characterized in that described servomotor is connected with locating template, corner cylinder machine driving respectively, and described corner cylinder is installed on the locating template.
4. a kind of automotive brake gear ring welder as claimed in claim 1, it is characterized in that, also comprise dispenser, station rotating disk, described PLC control circuit and dispenser electrically connect, described dispenser and station rotating disk machinery are rotationally connected, offer locating hole on the described station rotating disk, described locating template is installed on the below of station rotating disk, and the size of locating template and the size of locating hole are complementary.
5. a kind of automotive brake gear ring welder as claimed in claim 4 is characterized in that the quantity of described locating hole is four, evenly and be symmetrically distributed on the station rotating disk.
6. a kind of automotive brake gear ring welder as claimed in claim 4 is characterized in that, the middle part of described station rotating disk is equipped with retaining arc light plate.
7. as each described a kind of automotive brake gear ring welder of claim 1-6, it is characterized in that the top of welding gun is provided with waste gas exhaust device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200505934U CN202028856U (en) | 2011-02-28 | 2011-02-28 | Automobile brake gear rim welding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200505934U CN202028856U (en) | 2011-02-28 | 2011-02-28 | Automobile brake gear rim welding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202028856U true CN202028856U (en) | 2011-11-09 |
Family
ID=44891168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200505934U Expired - Lifetime CN202028856U (en) | 2011-02-28 | 2011-02-28 | Automobile brake gear rim welding apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202028856U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179658A (en) * | 2011-02-28 | 2011-09-14 | 深圳市骏腾发自动焊接装备股份有限公司 | Welding method of automobile brake gear ring and device using method |
| CN109128598A (en) * | 2018-09-20 | 2019-01-04 | 王佩洁 | A kind of automation metalworking machinery cooling with electromechanical high temperature plastotype and cryogenic vacuum |
-
2011
- 2011-02-28 CN CN2011200505934U patent/CN202028856U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179658A (en) * | 2011-02-28 | 2011-09-14 | 深圳市骏腾发自动焊接装备股份有限公司 | Welding method of automobile brake gear ring and device using method |
| CN102179658B (en) * | 2011-02-28 | 2015-05-20 | 深圳市骏腾发自动焊接装备股份有限公司 | Welding method of automobile brake gear ring and device using method |
| CN109128598A (en) * | 2018-09-20 | 2019-01-04 | 王佩洁 | A kind of automation metalworking machinery cooling with electromechanical high temperature plastotype and cryogenic vacuum |
| CN109128598B (en) * | 2018-09-20 | 2021-05-21 | 江苏新汉诚建筑材料有限公司 | Automatic metal processing machine with electromechanical high-temperature molding and low-temperature vacuum cooling functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN JUNTENGFA ROBOTIC AUTOMATION CO., LTD. Free format text: FORMER OWNER: SHENZHEN JUNTENGFA AUTOMATIC WELDING EQUIPMENT CO., LTD. Effective date: 20120423 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518112 SHENZHEN, GUANGDONG PROVINCE TO: 518035 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120423 Address after: Longgang District of Shenzhen City, Guangdong province 518035 Longgang Street Baolong community Jinlong Avenue 2 refined ingot technology industrial plant building No. 6 101 Patentee after: Shenzhen Juntengfa Robotic Automation Co., Ltd. Address before: 518112 No. 62 South Long Li Road, Longgang District, Shenzhen, Guangdong, Buji Patentee before: Shenzhen Juntengfa Automatic Welding Equipment Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20111109 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |