CN204449728U - Cutting tool for CNC machine control device - Google Patents
Cutting tool for CNC machine control device Download PDFInfo
- Publication number
- CN204449728U CN204449728U CN201520130981.1U CN201520130981U CN204449728U CN 204449728 U CN204449728 U CN 204449728U CN 201520130981 U CN201520130981 U CN 201520130981U CN 204449728 U CN204449728 U CN 204449728U
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- crank
- synchronizing wheel
- connecting rod
- bar linkage
- parallel
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Abstract
The utility model relates to mechanical field, particularly relates to cutting tool for CNC machine control device.In this device, the first parallel four-bar linkage comprises the first crank, the second crank, first connecting rod and second connecting rod; It is hinged that second crank and first connecting rod pass through the first rotating shaft; First rotating shaft and the second crank are fixed; Second connecting rod is positioned at the bearing of trend of first connecting rod and is fixedly connected with one end of first connecting rod; Power set are used for making the first crank and the second crank synchronous axial system; Transmission device is for synchronously passing to the welding gun that is positioned on second connecting rod and the radius of gyration of the weldering point of welding gun is identical with the length of the second crank by the rotation of the first rotating shaft.When this device is used on Digit Control Machine Tool, mechanically can realize cutting tool for CNC machine central point RTCP function, make Numerical Control Programming simple, convenient.This device be used in weldering bed on time, can make welding gun regulate soldering angle and also welding track inconvenience, make welding more reliably, more attractive in appearance.
Description
Technical field
The utility model relates to mechanical field, particularly relates to a kind of cutting tool for CNC machine control device.
Background technology
At welding field, the weld seam of current industrial usual employing weldering bed to workpiece welds.When welding, workpiece is stuck on weldering bed, and welding gun, in the interlock of X-axis, Y-axis and Z-direction straight line, makes welding gun run along the track of weld seam, to reach the object of welded seam.
But in welding process, need the angle adjusting welding according to the angle of weld seam in real time.And current weldering bed only possesses the function in the interlock of X-axis, Y-axis and Z-direction straight line, do not have the adjustment of the soldering angle of Butt welding gun.
Utility model content
The purpose of this utility model is to provide a kind of cutting tool for CNC machine control device, to solve the problem.
A kind of cutting tool for CNC machine control device, comprises power set, the first parallel four-bar linkage (109), transmission device and welding gun (115); First parallel four-bar linkage (109) comprises the first crank (205), the second crank (201), first connecting rod (204) and second connecting rod (202); Second crank (201) and first connecting rod (204) are rotationally connected by the first rotating shaft (203); First rotating shaft (203) is fixed with the second crank (201); Second connecting rod (202) is positioned at the bearing of trend of first connecting rod (204) and is fixedly connected with one end of first connecting rod (204); Power set are used for making the first crank (205) and the second crank (201) synchronous axial system; Transmission device is used for the rotation of the first rotating shaft (203) synchronously to pass to the welding gun (115) that is positioned on second connecting rod (202) and the radius of gyration of the weldering point of welding gun (115) is identical with the length of the second crank (201); Power set comprise servomotor (104), the 3rd synchronizing wheel (308), the 4th synchronizing wheel (306) and the second Timing Belt (307); 3rd synchronizing wheel (308) and the first crank (205) are rotationally connected; 4th synchronizing wheel (306) and the second crank (201) are rotationally connected; 3rd synchronizing wheel (308) and the 4th synchronizing wheel (306) are coordinated by the second Timing Belt (307); Servomotor (104) is rotationally connected with the 3rd synchronizing wheel (308) and the 4th synchronizing wheel (306).
Preferably, power set also comprise the 5th synchronizing wheel (105), the 6th synchronizing wheel (107), the 3rd Timing Belt (106), ball-screw (102) and slide block (103);
5th synchronizing wheel (105) is connected with the output shaft rotation of servomotor (104); 6th synchronizing wheel (107) and ball-screw (102) are rotationally connected; 5th synchronizing wheel (105) and the 6th synchronizing wheel (107) are coordinated by the 3rd Timing Belt (106);
The internal thread hole that slide block (103) is arranged coordinates with ball-screw (102); Slide block (103) and the second Timing Belt (307) secure fit.
Preferably, power set also comprise the first limit sensors (302) and the second limit sensors (303);
First limit sensors (302) and the second limit sensors (303) lay respectively at slide block (103) along the both sides on moving direction.
Further, this cutting tool for CNC machine control device also comprises second parallel four-bar linkage (108) of the dead-centre position for eliminating the first parallel four-bar linkage (109);
Second parallel four-bar linkage (108) comprises the 3rd crank (301), four-throw (305) and third connecting rod (304); 3rd crank (301) and the 3rd synchronizing wheel (308) are rotationally connected; Four-throw (305) and the 4th synchronizing wheel (306) are rotationally connected; The two ends of third connecting rod (304) respectively with the 3rd crank (301) and four-throw (305) hinged.
Further, this cutting tool for CNC machine control device also comprises bracing or strutting arrangement (101);
Bracing or strutting arrangement (101) comprises base plate and wallboard connected vertically with base plate;
First parallel four-bar linkage (109), transmission device and welding gun (115) are positioned at the side of wallboard; Power set and the second parallel four-bar linkage (108) are positioned at the opposite side of wallboard.
Compared with prior art, the advantage of the utility model embodiment is: the power set of this device make the first crank and the second crank synchronous axial system of the first parallel four-bar linkage, because the second crank and first connecting rod to be connected by the first axis of rotation and the first rotating shaft and the second crank are fixed, then the second crank drives the first rotating shaft to rotate together in rotation process thereupon.In addition, bearing of trend along first connecting rod is fixedly connected with second connecting rod, then the swing of first connecting rod can drive second connecting rod to swing together, and welding gun is positioned on second connecting rod, then welding gun also can swing together, meanwhile, the rotation of the first rotating shaft synchronously can be passed to welding gun by transmission device, welding gun adjusts the angle of welding gun in swing process, and the radius of gyration of weldering point is identical with the length of the second crank, then the center of rotation (namely welding point) of welding gun and the center of rotation of the second crank all maintain static, make the welding track of the weldering point of welding gun constant, both the adjustment of angle of welding gun can have been realized, in turn ensure that the stability of welding.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of the cutting tool for CNC machine control device of the utility model embodiment;
Fig. 2 is the front view of the cutting tool for CNC machine control device of the utility model embodiment;
Fig. 3 is the rearview of the cutting tool for CNC machine control device of the utility model embodiment;
Fig. 4 is the structure chart of the welding gun of the utility model embodiment;
Fig. 5 is the structure chart of the slide block of the utility model embodiment.
Detailed description of the invention
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
As shown in Figure 1, Figure 2, Figure 3 shows, the utility model embodiment provides a kind of cutting tool for CNC machine control device, comprises power set, the first parallel four-bar linkage 109, transmission device and welding gun 115; Described first parallel four-bar linkage 109 comprises the first crank 205, second crank 201, first connecting rod 204 and second connecting rod 202; It is hinged that described second crank 201 and first connecting rod 204 pass through the first rotating shaft 203; Described first rotating shaft 203 is fixed with described second crank 201; Described second connecting rod 202 is positioned at the bearing of trend of described first connecting rod 204 and is fixedly connected with one end of described first connecting rod 204; Described power set are used for making described first crank 205 and the second crank 201 synchronous axial system; Described transmission device is used for the rotation of described first rotating shaft 203 synchronously to pass to the welding gun 115 that is positioned on described second connecting rod 202 and the radius of gyration of the weldering point of welding gun 115 is identical with the length of the second crank 201.In order to make described first crank 205 and the second crank 201 synchronous axial system, described power set comprise servomotor 104, the 3rd synchronizing wheel 308, the 4th synchronizing wheel 306 and the second Timing Belt 307; Described 3rd synchronizing wheel 308 is rotationally connected with described first crank 205; Described 4th synchronizing wheel 306 is rotationally connected with described second crank 201; Described 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306 are coordinated by described second Timing Belt 307; Described servomotor 104 is rotationally connected with described 3rd synchronizing wheel 308 and described 4th synchronizing wheel 306.Namely key can be adopted to be connected between the 3rd synchronizing wheel 308 with the first crank 205 or fixture is fixed, when the 3rd synchronizing wheel 308 is rotated, drive the first crank 205 to rotate with identical angular speed simultaneously.And key also can be adopted between the 4th synchronizing wheel 306 with the second crank 201 to be connected or fixture is fixed, drive the second crank 201 to rotate with identical angular speed when the 4th synchronizing wheel 306 is rotated simultaneously.In addition, the second Timing Belt 307 coordinates with the 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306, makes the 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306 synchronous axial system.
The power set of this device make the first crank 205 and the second crank 201 synchronous axial system of the first parallel four-bar linkage 109, because the second crank 201 and first connecting rod 204 are hinged and the first rotating shaft 203 is fixing with the second crank 201 by the first rotating shaft 203, then the second crank 201 drives the first rotating shaft 203 to rotate together in rotation process thereupon.In addition, bearing of trend along first connecting rod 204 is fixedly connected with second connecting rod 202, then the swing of first connecting rod 204 can drive second connecting rod 202 to swing together, and welding gun 115 is positioned on second connecting rod 202, then welding gun 115 also can swing together, meanwhile, the rotation of the first rotating shaft 203 can synchronously be passed to welding gun 115 by transmission device, welding gun 115 adjusts the angle of welding gun in swing process, and the radius of gyration of weldering point is identical with the length of the second crank 201, then the center of rotation (namely welding point) of welding gun 115 and the center of rotation of the second crank 201 all maintain static, make the welding track of the weldering point of welding gun 115 constant, both the adjustment of angle of welding gun can have been realized, in turn ensure that the stability of welding.
Particularly, in order to realize that the rotation of described first rotating shaft 203 is synchronously passed to the welding gun 115 be positioned on described second connecting rod 202, described transmission device comprises the first synchronizing wheel 111, second synchronizing wheel 113 and the first Timing Belt 112; Described first synchronizing wheel 111 is rotationally connected with described first rotating shaft 203; Described second synchronizing wheel 113 is arranged on described second connecting rod 202; Described welding gun 115 is fixedly installed on the side of described second synchronizing wheel 113; Described first synchronizing wheel 111 and the second synchronizing wheel 113 are coordinated by described first Timing Belt 112.Wherein, the first synchronizing wheel 111 can be connected realization by key with the first rotating shaft 203 and be rotationally connected, and makes the first rotating shaft 203 drive the first synchronizing wheel 111 to rotate with identical angular speed when rotating simultaneously.Correspondingly, the first rotating shaft 203 also can adopt key to be connected with the fixing of the second crank 201, certainly can also adopt fixture that the first rotating shaft 203 and the second crank 201 are fixed.
Further, described power set also comprise the 5th synchronizing wheel 105, the 6th synchronizing wheel 107, the 3rd Timing Belt 106, ball-screw 102 and slide block 103; Described 5th synchronizing wheel 105 is connected with the output shaft rotation of described servomotor 104; Described 6th synchronizing wheel 107 is rotationally connected with described ball-screw 102; Described 5th synchronizing wheel 105 and the 6th synchronizing wheel 107 are coordinated by described 3rd Timing Belt 106; The internal thread hole that described slide block 103 is arranged coordinates with described ball-screw 102; Described slide block 103 and described second Timing Belt 307 secure fit.
Described 3rd synchronizing wheel 308 and described 4th synchronizing wheel 306 is passed in order to make the rotation of described servomotor 104, the output shaft of described servomotor 104 coordinates with the 5th synchronizing wheel 105, servomotor 104 is made to drive the 5th synchronizing wheel 105 to rotate, because the 5th synchronizing wheel 105 is coordinated by the 3rd Timing Belt 106 with the 6th synchronizing wheel 107, then the 5th synchronizing wheel 105 and the 6th synchronizing wheel 107 synchronous axial system.In addition, the 6th synchronizing wheel 107 is rotationally connected with ball-screw 102, and the internal thread hole that slide block 103 is arranged coordinates with ball-screw 102, then the rotation of the 6th synchronizing wheel 107 drives the rotation of ball-screw 102, and then slide block 103 is moved linearly.And slide block 103 and the second Timing Belt 307 secure fit, then linear driven second Timing Belt 107 of slide block 103 moves, 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306 are rotated, thus realizes the rotation of servomotor 104 to pass to the 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306.The wherein secure fit of slide block 103 and the second Timing Belt 307, be specially, second Timing Belt 307 of annular is blocked, one end and slide block 103 are fixed, the other end coordinates with the fixture that slide block 103 is arranged, fixture wherein on slide block 103 can move linearly on slide block 103, and realize on the one hand the fixing of slide block 103 and the second Timing Belt 307, another aspect can make the second Timing Belt 307 tensioning.
Wherein, as shown in Figure 5, slide block 113 comprises the sliding part 601 coordinated with ball-screw 102, and this sliding part 601 is provided with internal thread hole, and this internal thread hole coordinates with ball-screw 102, thus this slide block 113 is slided on ball-screw 102.In addition, this slide block 113 also comprises connecting portion 605 and the first upper cover 604, the bottom of the first upper cover 604 is provided with the straight-tooth coordinated with the tooth of the second Timing Belt 307, namely the second Timing Belt 307 be truncated after one end be placed on this connecting portion 605, after the straight-tooth of the first upper cover 604 is coordinated with the tooth of the second Timing Belt 307, by screw, the first upper cover 604, second Timing Belt 307 and connecting portion 605 are fixed.This slide block 113 also comprises fixture 602 and the second upper cover 603, the bottom of the second upper cover 603 is provided with the straight-tooth coordinated with the tooth of the second Timing Belt 307, namely the second Timing Belt 307 be truncated after the other end be placed on this fixture 602, after the straight-tooth of the second upper cover 603 is coordinated with the tooth of the second Timing Belt 307, by screw, the second upper cover 603, second Timing Belt 307 and fixture 602 are fixed.Fixture 602 and connecting portion 605 are connected by screw simultaneously, rotary screw and the distance between adjustable clamp 602 and connecting portion 605, thus regulate the tightness of the second Timing Belt 307.
Do in rectilinear movement process at slide block 103, in order to avoid slide block 103 and the 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306 collide, described power set also comprise the first limit sensors 302 and the second limit sensors 303; Described first limit sensors 302 and described second limit sensors 303 lay respectively at described slide block 103 along the both sides on moving direction.Namely on slide block 103 moving direction, be provided with the first limit sensors 302 and the second limit sensors 303, slide block 103 is between the first limit sensors 302 and the second limit sensors 303.When slide block 103 makes the first limit sensors 302 or the second limit sensors 303 produce limit signal, this limit signal is sent to servomotor 104 by the first limit sensors 302 or the second limit sensors 303, and servomotor 104 stops operating after receiving this limit signal.Wherein the first limit sensors 302 and the second limit sensors 303 can be proximity transducer, also can be feeler.
In addition, the second Timing Belt 307 is except can regulating tensioning by slide block 103, and described power set also comprise regulating wheel 110; Described regulating wheel 110 coordinates with described second Timing Belt 307.Regulated the tensioning of the second Timing Belt 307 by slide block 103 after, second Timing Belt 307 can constantly relax in running, and slide block 103 cannot regulate tensioning when the second Timing Belt 307 runs, therefore, after adopting regulating wheel 110, regulating wheel 110 coordinates with the second Timing Belt 307, make the second Timing Belt 307 in running, constantly be subject to the compaction forces of regulating wheel 110, the second Timing Belt 307 is made operationally to remain tensioning state, to improve the precision of the 3rd synchronizing wheel 308 and the 4th synchronizing wheel 306 synchronous axial system.
In addition, first parallel four-bar linkage 109 is in running, when the first crank 205, second crank 201 and first connecting rod 204 are in straight line, first parallel four-bar linkage 109 is in dead-centre position, the first parallel four-bar linkage 109 may be caused stuck, in order to eliminate the dead-centre position of the first parallel four-bar linkage 109, this device also comprises the second parallel four-bar linkage 108 of the dead-centre position for eliminating described first parallel four-bar linkage 109; Described second parallel four-bar linkage 108 comprises the 3rd crank 301, four-throw 305 and third connecting rod 304; Described 3rd crank 301 is rotationally connected with described 3rd synchronizing wheel 308; Described four-throw 305 is rotationally connected with described 4th synchronizing wheel 306; The two ends of described third connecting rod 304 respectively with described 3rd crank 301 and described four-throw 305 hinged.Namely the first parallel four-bar linkage 109 operationally, second parallel four-bar linkage 108 therewith runs, first parallel four-bar linkage 109 is when being in dead-centre position simultaneously, second parallel four-bar linkage 108 is not in dead-centre position, and the second parallel four-bar linkage 108 is when being in dead-centre position, first parallel―ordinal shift structure 109 is not in dead-centre position, eliminate the dead-centre position of the first parallel four-bar linkage 109, thus ensure that the stability that the first parallel four-bar linkage 109 runs.
Further, this device also comprises bracing or strutting arrangement 101; Described bracing or strutting arrangement 101 comprises base plate and wallboard connected vertically with described base plate; Described first parallel four-bar linkage 109, transmission device and welding gun 115 are positioned at the side of described wallboard; Described power set and described second parallel four-bar linkage 108 are positioned at the opposite side of described wallboard.Wherein, described regulating wheel can be arranged on the side of wallboard.
Further, as shown in Figure 4, this device also comprises the clamping device 114 for clamping described welding gun 115; The side secure fit of described clamping device 114 and described second synchronizing wheel 113.Namely the side of clamping device 114 and the second synchronizing wheel 113 is fixed, and described welding gun 115 is clamped in described clamping device 114.Wherein can also be provided with rotation angle disk 402 between clamping device 114 and the second synchronizing wheel 113.Rotation angle disk 402 is provided with multiple waist-shaped hole 401, rotation angle disk 402 can be fixedly connected with by the side of waist-shaped hole 401 with the second synchronizing wheel 113.Waist-shaped hole 401 may be used for the angle regulating rotation angle disk 402 at the second synchronizing wheel 113, thus regulates the initial angle of welding gun, makes the soldering angle of welding gun more suitable.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a cutting tool for CNC machine control device, is characterized in that, comprises power set, the first parallel four-bar linkage (109), transmission device and welding gun (115);
Described first parallel four-bar linkage (109) comprises the first crank (205), the second crank (201), first connecting rod (204) and second connecting rod (202); Described second crank (201) and first connecting rod (204) are rotationally connected by the first rotating shaft (203); Described first rotating shaft (203) is fixed with described second crank (201); Described second connecting rod (202) is positioned at the bearing of trend of described first connecting rod (204) and is fixedly connected with one end of described first connecting rod (204);
Described power set are used for making described first crank (205) and the second crank (201) synchronous axial system;
Described transmission device is used for the rotation of described first rotating shaft (203) synchronously to pass to the welding gun (115) that is positioned on described second connecting rod (202) and the radius of gyration of the weldering point of described welding gun (115) is identical with the length of described second crank (201);
Described power set comprise servomotor (104), the 3rd synchronizing wheel (308), the 4th synchronizing wheel (306) and the second Timing Belt (307);
Described 3rd synchronizing wheel (308) and described first crank (205) are rotationally connected; Described 4th synchronizing wheel (306) and described second crank (201) are rotationally connected; Described 3rd synchronizing wheel (308) and the 4th synchronizing wheel (306) are coordinated by described second Timing Belt (307);
Described servomotor (104) is rotationally connected with described 3rd synchronizing wheel (308) and described 4th synchronizing wheel (306).
2. cutting tool for CNC machine control device as claimed in claim 1, it is characterized in that, described power set also comprise the 5th synchronizing wheel (105), the 6th synchronizing wheel (107), the 3rd Timing Belt (106), ball-screw (102) and slide block (103);
Described 5th synchronizing wheel (105) is connected with the output shaft rotation of described servomotor (104); Described 6th synchronizing wheel (107) and described ball-screw (102) are rotationally connected; Described 5th synchronizing wheel (105) and the 6th synchronizing wheel (107) are coordinated by described 3rd Timing Belt (106);
The internal thread hole that described slide block (103) is arranged coordinates with described ball-screw (102); Described slide block (103) and described second Timing Belt (307) secure fit.
3. cutting tool for CNC machine control device as claimed in claim 2, it is characterized in that, described power set also comprise the first limit sensors (302) and the second limit sensors (303);
Described first limit sensors (302) and described second limit sensors (303) lay respectively at described slide block (103) along the both sides on moving direction.
4. cutting tool for CNC machine control device as claimed in claim 3, is characterized in that, also comprising second parallel four-bar linkage (108) of the dead-centre position for eliminating described first parallel four-bar linkage (109);
Described second parallel four-bar linkage (108) comprises the 3rd crank (301), four-throw (305) and third connecting rod (304); Described 3rd crank (301) and described 3rd synchronizing wheel (308) are rotationally connected; Described four-throw (305) and described 4th synchronizing wheel (306) are rotationally connected; The two ends of described third connecting rod (304) respectively with described 3rd crank (301) and described four-throw (305) hinged.
5. cutting tool for CNC machine control device as claimed in claim 4, is characterized in that, also comprise bracing or strutting arrangement (101);
Described bracing or strutting arrangement (101) comprises base plate and wallboard connected vertically with described base plate;
Described first parallel four-bar linkage (109), transmission device and welding gun (115) are positioned at the side of described wallboard; Described power set and described second parallel four-bar linkage (108) are positioned at the opposite side of described wallboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130981.1U CN204449728U (en) | 2015-03-09 | 2015-03-09 | Cutting tool for CNC machine control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130981.1U CN204449728U (en) | 2015-03-09 | 2015-03-09 | Cutting tool for CNC machine control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204449728U true CN204449728U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520130981.1U Expired - Fee Related CN204449728U (en) | 2015-03-09 | 2015-03-09 | Cutting tool for CNC machine control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204449728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112296488A (en) * | 2020-10-25 | 2021-02-02 | 苏州威尔汉姆堆焊技术有限公司 | Welding device for welding in pipe |
-
2015
- 2015-03-09 CN CN201520130981.1U patent/CN204449728U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112296488A (en) * | 2020-10-25 | 2021-02-02 | 苏州威尔汉姆堆焊技术有限公司 | Welding device for welding in pipe |
| CN112296488B (en) * | 2020-10-25 | 2022-08-09 | 苏州威尔汉姆堆焊技术有限公司 | Welding device for welding in pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160309 |