CN114571178A - Clamping device and motorcycle frame welding equipment with same - Google Patents

Abstract

The application relates to a clamping device and motorcycle frame welding equipment with the same, which comprises a workbench, wherein a positioning piece, a plurality of adjusting mechanisms and a plurality of clamping mechanisms are arranged at the upper end of the workbench, and the plurality of clamping mechanisms are connected to the plurality of adjusting mechanisms in a one-to-one correspondence manner; the adjusting mechanism comprises an X-axis moving assembly, two Y-axis moving assemblies and two Z-axis moving assemblies, the two Y-axis moving assemblies are connected with the X-axis moving assembly, the two Z-axis moving assemblies are connected with the two Y-axis moving assemblies in a one-to-one correspondence manner; the clamping mechanism comprises two clamping components, the two clamping components are respectively connected to the two Z-axis moving components in a rotating mode, the Z-axis moving components are used for driving the clamping components to move along the Z-axis direction, and the clamping components are used for clamping workpieces. Through setting up workstation, adjustment mechanism and fixture, the welding of different appearance frames of adaptation better improves different frame welded suitability problems.

Description

Clamping device and motorcycle frame welding equipment with same

Technical Field

The application relates to the technical field of welding equipment, in particular to a clamping device and a motorcycle frame welding device with the same.

Background

The motorcycle frame can form through polylith panel or many single tubes welding, and the welding of a frame needs a centre gripping frock of design alone usually, carries out the centre gripping to polylith panel or many single tubes and fixes, makes things convenient for the welded fastening between polylith panel or many single tubes.

However, the shapes of the frames are diversified, plates or single tubes required by the frames are different, the welding positions between the plates or the welding positions between the single tubes are changed, the conventional clamping tool can only clamp one type of frame for welding, the welding of the frames of different models cannot be met, and the adaptability is poor and needs to be improved.

Disclosure of Invention

In order to improve the adaptability problem of different frame welding, the application provides a clamping device and have clamping device's motorcycle frame welding equipment.

The application provides a clamping device and have clamping device's motorcycle frame welding equipment adopts following technical scheme:

a clamping device comprises a workbench, wherein a positioning piece, a plurality of adjusting mechanisms and a plurality of clamping mechanisms are arranged at the upper end of the workbench, the positioning piece is used for an upright post to penetrate through, and the plurality of clamping mechanisms are connected to the plurality of adjusting mechanisms in a one-to-one correspondence manner;

the adjusting mechanism comprises an X-axis moving assembly, two Y-axis moving assemblies and a Z-axis moving assembly, the X-axis moving assemblies are mounted on the upper end face of the workbench, the two Y-axis moving assemblies are connected with the X-axis moving assembly, and the X-axis moving assembly is used for driving the two Y-axis moving assemblies to move along the X-axis direction; the two Z-axis moving assemblies are connected with the two Y-axis moving assemblies in a one-to-one correspondence manner and are used for driving the two Z-axis moving assemblies to mutually approach or depart from each other along the Y-axis direction;

the clamping mechanism comprises two clamping components, the two clamping components are respectively connected to the two Z-axis moving components in a rotating mode, each clamping component is arranged along the Z axis in a rotating axis mode, the Z-axis moving components are used for driving the clamping components to move along the Z axis direction, and the clamping components are used for clamping workpieces.

Through above-mentioned technical scheme, set up workstation, adjustment mechanism and fixture, fixture is used for the centre gripping work piece, and adjustment mechanism can adjust fixture in X axle, Y axle and Z epaxial position, and fixture adjustment mechanism rotates relatively, and then a plurality of fixtures can carry out the centre gripping to panel or single tube of different shapes to the frame welding of the different appearances of adaptation better, improve different frame welded suitability problems.

Optionally, the X-axis moving assembly includes a first guide rail, a first lead screw and a first sliding seat, the first guide rail is installed in the upper end of the workbench along the X-axis direction, the first sliding seat slides and is connected to the first guide rail, the first lead screw is in threaded connection with the first sliding seat, the first lead screw rotates and is used for driving the first sliding seat to slide along the X-axis direction on the first guide rail, and the first sliding seat slides and is used for driving the two Y-axis moving assemblies to move along the X-axis direction.

Through above-mentioned technical scheme, set up first guide rail, first lead screw and the first seat of sliding, through removing the subassembly with two Y axles and installing in the first seat of sliding, first lead screw rotates and drives the first seat of sliding and remove along the X axle direction, and then realizes fixture in the ascending position control of X axle direction.

Optionally, two Y-axis moving assemblies connected to each X-axis moving assembly are symmetrically distributed along the Y-axis direction with respect to the positioning element.

Through above-mentioned technical scheme, because the frame is symmetrical formula structure usually, through removing two Y axle movable assembly symmetries and setting up, and then can keep the symmetry when making to carry out welded work piece and being fixed in fixture, reduce unnecessary and adjust repeatedly, improve welded convenience.

Optionally, the Y-axis moving assembly includes a second guide rail, a second lead screw and a second sliding seat, the second guide rail is mounted at the upper end of the X-axis moving assembly along the Y-axis direction, the second sliding seat is connected to the second guide rail in a sliding manner, the second lead screw is in threaded connection with the second sliding seat, and the second lead screw rotates to drive the second sliding seat to move along the Y-axis direction;

and a synchronizing assembly is connected between the two Y-axis moving assemblies in each adjusting mechanism and comprises two driven bevel gears and a driving bevel gear, the two driven bevel gears are coaxially fixed with the two second screw rods respectively and are meshed with the driving bevel gear respectively, the driving bevel gear rotates to drive the two second sliding seats to approach to or separate from each other along the Y-axis direction, and each second sliding seat is connected with a Z-axis moving assembly to drive the Z-axis moving assembly to move along the Y-axis direction.

Through the technical scheme, set up synchronizing assembly, drive bevel gear rotates and can drive two driven bevel gear rotations, two driven bevel gear rotations can drive two second lead screw synchronous rotations respectively, corotation or reversal through drive bevel gear, can realize that two second slide holder keep away from each other or are close to each other simultaneously, and remain the symmetric state throughout, and then can guarantee when Y axle direction adjusts clamping component, keep two clamping component symmetric distribution in every fixture throughout, need not to adjust clamping component position in Y axle direction repeatedly in order to ensure two clamping component symmetries, and then unnecessary operation has been reduced, improve clamping component in the convenience that Y axle direction was adjusted.

Optionally, a sliding hole is formed in the upper end of each second sliding seat along the Z-axis direction, and the Z-axis moving assembly includes a sliding rod, a pulley, a supporting seat and a cam member;

the sliding rod penetrates through the sliding hole and is connected to the second sliding seat in a sliding mode along the Z-axis direction, and the supporting seat is fixed at the upper end of the sliding rod and is used for being connected with the clamping assembly;

the second sliding seat is provided with a cam cavity communicated with the sliding hole, the pulley is rotatably connected to the lower end of the sliding rod and extends into the cam cavity, and the rotating axis of the pulley is arranged along the Y-axis direction;

the cam piece is connected with the X-axis moving assembly in a rotating mode, the rotating axis of the cam piece is arranged along the Y-axis direction, the cam piece penetrates into the cam cavity and is connected with the second sliding seat in a sliding mode, the cam piece is abutted to the pulley, and the cam piece rotates to drive the pulley and the sliding rod to move along the Z-axis direction.

Through above-mentioned technical scheme, set up cam chamber and cam piece, through the rotation of cam piece, drive pulley and slide the pole and slide in the second seat that slides along Z axle direction, realize the regulation of centre gripping subassembly in Z axle direction.

Optionally, the two cam pieces connected with each X-axis moving assembly are coaxially fixed, and the projections of the two cam pieces along the Y-axis direction are completely overlapped.

Through above-mentioned technical scheme, realize the synchronous rotation of two cam pieces, and then two centre gripping subassemblies in the same fixture can realize in the ascending synchro-regulation of Z axle direction, and because the second slides and is connected for sliding between seat and the cam piece, consequently two second slide the in-process that the seat is close to each other or keeps away from each other, can keep the contact of cam piece and pulley, and then can guarantee that two centre gripping subassemblies in the same fixture are not influenced in the ascending synchro-regulation of Z axle direction.

Optionally, the clamping assembly comprises a clamping component and a synchronizing component;

the clamping component comprises a clamping seat and two clamping jaws, the clamping seat is rotationally connected with a corresponding Z-axis moving assembly, the two clamping jaws are respectively connected with the clamping seat in a sliding manner, the two clamping jaws are symmetrically distributed on the joint of the clamping seat and the corresponding Z-axis moving assembly, the two clamping jaws slide on the clamping seat towards the directions close to or away from each other, and the two clamping jaws are close to each other and used for clamping a workpiece;

the synchronous component comprises a screw rod group and a transmission group;

the screw rod group comprises two third screw rods, and the two third screw rods are respectively in threaded connection with the two clamping jaws and are used for driving the two clamping jaws to approach or depart from each other;

the transmission group comprises two driving gears, two driven gears and a synchronous shaft;

two driven gears are coaxially fixed with the two third screw rods respectively, the two driven gears are further meshed with the two driving gears respectively, and two ends of the synchronizing shaft are coaxially fixed with the two driving gears respectively.

Through above-mentioned technical scheme, set up synchronous part, realize that two clamping jaws are close to each other in step or keep away from each other, with the centre gripping of work piece in the centre of the centre gripping of grip slipper, and then make the work piece that needs keep the symmetry in the welding process can keep the symmetry, reduce the unnecessary fine setting, improve the convenience that the work piece was fixed on fixture.

Optionally, the bottom of grip slipper slides and is connected with bears the seat, bear and be connected with bearing spring between seat and the grip slipper, bearing spring bears the seat along the extrusion of Z axle towards the direction of keeping away from the grip slipper bottom, bear the seat and be used for bearing the work piece.

Through above-mentioned technical scheme, set up and bear the seat, bear the bottom of work piece through bearing the seat, improve the stability of work piece centre gripping.

Optionally, the clamping jaw includes a first seat, a second seat, and a claw body, the first seat is slidably connected to the clamping seat, and a relative sliding direction between the first seat and the clamping seat is parallel to an axis direction of the synchronizing shaft, the third lead screw is in threaded connection with the first seat and is used to drive the first seat to slide, the second seat is rotatably connected to the first seat, a rotation axis of the second seat is parallel to the axis direction of the synchronizing shaft, the claw body is rotatably connected to the second seat, and the rotation axis between the claw body and the second seat is perpendicular to the axis of the synchronizing shaft;

the bearing seat comprises a third seat body and a connecting rod body, the connecting rod body is connected to the clamping seat in a sliding mode, the connecting rod body slides in the clamping seat along the Z-axis direction, the bearing spring is connected to the connecting rod body and the clamping seat, the third seat body is connected with the connecting rod body in a rotating mode, the rotating axis of the third seat body and the rotating axis of the connecting rod body are parallel to the axis of the synchronizing shaft, and the third seat body is used for bearing a workpiece.

Through above-mentioned technical scheme, realize the multi-angle adjustable of the claw body to adapt to the work piece of different appearances better, improve the suitability of work piece centre gripping.

The application provides a motorcycle frame welding equipment with clamping device has utilized above-mentioned arbitrary clamping device, still includes welding set, welding set is used for welding the work piece.

Through above-mentioned technical scheme, improve different frame welded suitability problems.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) by arranging the workbench, the adjusting mechanism and the clamping mechanism, the positions of the clamping mechanism in the X-axis direction, the Y-axis direction and the Z-axis direction are adjusted by the adjusting mechanism, and the clamping mechanism can rotate relative to the adjusting mechanism, so that for plates or single tubes with different shapes and sizes, the clamping adaptation of the plates or the single tubes with different shapes and sizes can be realized by adjusting the positions and the angles of the clamping mechanism, and the problem of the adaptability of welding different frames is solved;

(2) by arranging the synchronous component, the two second sliding seats are kept in a symmetrical state and are simultaneously far away from or close to each other, so that when the clamping component is adjusted in the Y-axis direction, the workpiece is always ensured to be in a symmetrical state, the position of the clamping component in the Y-axis direction does not need to be adjusted repeatedly to ensure that the two clamping components are symmetrical, unnecessary operation is reduced, and the convenience of adjusting the clamping component in the Y-axis direction is improved;

(3) through setting up two cam pieces that every X axle removes the subassembly and connects equal coaxial fixed, can realize the synchronous rotation of two cam pieces, and then two centre gripping subassemblies in same fixture can realize in the ascending synchronous regulation of Z axle side, and because the second slides between seat and the cam piece and be connected for sliding, consequently two second slide the in-process that the seat is close to each other or keeps away from each other, can keep the contact of cam piece and pulley, and then can guarantee that two centre gripping subassemblies in same fixture are not influenced in the ascending synchronous regulation of Z axle side.

Drawings

Fig. 1 is a schematic view of the overall structure of the clamping device of the present embodiment.

Fig. 2 is a schematic view of the overall structure of the clamping device of the present embodiment, which is used to show the specific structure of the X-axis moving assembly.

Fig. 3 is a schematic view of the overall structure of the adjustment mechanism of this embodiment.

Fig. 4 is a schematic view of the overall structure of the adjusting mechanism of the present embodiment, which is used to show the specific structure of the Z-axis moving assembly.

Fig. 5 is a schematic structural diagram of the clamping assembly body according to the embodiment.

Fig. 6 is a schematic cross-sectional view of the overall structure of the clamping assembly of this embodiment.

Fig. 7 is a schematic view of the overall structure of the present embodiment.

Reference numerals: 1. a work table; 2. a positioning member; 3. an X-axis moving assembly; 31. a first sliding seat; 32. a first lead screw; 33. a first guide rail; 34. a first drive motor; 4. a Y-axis moving assembly; 41. a second guide rail; 42. a second lead screw; 43. a second sliding seat; 5. a Z-axis moving assembly; 51. a slide bar; 52. a pulley; 53. a supporting seat; 54. a cam member; 6. a synchronization component; 61. a driven bevel gear; 62. a drive bevel gear; 63. a second drive motor; 7. a clamping assembly; 71. a clamping member; 711. a clamping seat; 712. a bearing seat; 7121. a third seat body; 7122. connecting the rod body; 713. a load bearing spring; 714. a clamping jaw; 7141. a first seat body; 7142. a second seat body; 7143. a claw body; 72. a synchronization component; 721. a screw rod group; 7211. a third screw rod; 722. a transmission set; 7221. a driven gear; 7222. a driving gear; 7223. a synchronizing shaft; 8. a cam cavity; 9. a sliding hole; 10. adjusting a rod; 11. and (7) welding the device.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a clamping device.

Referring to fig. 1, the positioning device includes a worktable 1, a positioning member 2 is fixed on an upper end surface of the worktable 1, the positioning member 2 is columnar, and the positioning member 2 is located at one end of the worktable 1. The direction that the locating piece 2 was kept away from to the up end of workstation 1 has set gradually a plurality of adjustment mechanism, and every adjustment mechanism all is connected with a fixture. The distribution direction of the regulating mechanisms is limited to be the X-axis direction, the vertical direction is the Z-axis direction, and the direction perpendicular to the X-axis direction and the Z-axis direction is the Y-axis direction.

The adjusting mechanism comprises an X-axis moving assembly 3, two Y-axis moving assemblies 4 and two Z-axis moving assemblies 5.

Referring to fig. 1 and 2, the X-axis moving assembly 3 includes a first sliding seat 31, a first screw 32, a first guide rail 33, and a first driving motor 34, the first guide rail 33 is installed on the upper end surface of the table 1, and the first guide rail 33 is disposed along the X-axis direction. The first sliding seat 31 is slidably connected to the first guide rail 33, and the first sliding seat 31 slides on the first guide rail 33 along the X-axis direction. First screw hole has been seted up to first seat 31 that slides, and the axis of first screw hole sets up along the X axle, first lead screw 32 and first screw hole threaded connection, and first seat 31 that slides passes through first screw hole and first lead screw 32 threaded connection. The mounting end of the first driving motor 34 is fixed on the upper end face of the workbench 1, the output shaft of the first driving motor 34 and one end of the first screw rod 32 far away from the first sliding seat 31 are coaxially fixed, and the first driving motor 34 drives the first screw rod 32 to rotate so as to drive the first sliding seat 31 to slide on the first guide rail 33 along the X-axis direction.

Referring to fig. 1 and 3, two Y-axis moving assemblies 4 in the same adjusting mechanism are both installed at the upper end of the X-axis moving assembly 3, the two Y-axis moving assemblies 4 are sequentially arranged along the Y-axis direction, the two Y-axis moving assemblies 4 are symmetrically distributed about the positioning member 2, and a synchronizing assembly 6 is connected between the two Y-axis moving assemblies 4.

Referring to fig. 3, the Y-axis moving assembly 4 includes a second guide rail 41, a second lead screw 42, and a second sliding seat 43. The second guide rail 41 is fixed on the upper end surface of the first sliding seat 31 along the Y-axis direction, the second sliding seat 43 is connected to the second guide rail 41 in a sliding manner, and the second sliding seat 43 slides on the second guide rail 41 along the Y-axis direction. The second sliding seat 43 is provided with a second threaded hole, the axis direction of the second threaded hole is arranged along the Y-axis direction, and the second screw rod 42 is in threaded connection with the second sliding seat 43.

The synchronizing assembly 6 includes two driven bevel gears 61, one drive bevel gear 62, and a second driving motor 63. The axis of the drive bevel gear 62 is arranged along the X-axis direction, the second drive motor 63 is mounted at the upper end of the first sliding seat 31, and the output shaft of the second drive motor 63 is coaxially fixed with the drive bevel gear 62. The axes of the two driven bevel gears 61 are arranged along the Y-axis direction, the axes of the two driven bevel gears 61 coincide, the two driven bevel gears 61 are respectively and coaxially and fixedly connected with the two second screw rods 42, and the two driven bevel gears 61 are respectively engaged with the drive bevel gear 62.

When the second driving motor 63 drives the driving bevel gear 62 to rotate, the driving bevel gear 62 drives the two second screw rods 42 to rotate in opposite directions through the two driven bevel gears 61, and then drives the two second sliding seats 43 to synchronously move away from each other or synchronously move close to each other along the Y-axis direction through the two second screw rods 42.

The two Z-axis moving assemblies 5 are connected to the two Y-axis moving assemblies 4 in a one-to-one correspondence.

Referring to fig. 4, the Z-axis moving assembly 5 includes a slide lever 51, a pulley 52, a support base 53, and a cam member 54. The projection of the cam member 54 in the Y-axis direction is cam-shaped, and the length direction of the cam member 54 is arranged parallel to the Y-axis direction. Cam chamber 8 has been seted up to second seat 43 that slides, and cam chamber 8 is the round hole form, and cam chamber 8 runs through second seat 43 that slides along the ascending relative lateral wall of Y axle direction completely along the Y axle direction. The cam member 54 is rotatably connected to the first sliding seat 31, the rotation axis of the cam member 54 is arranged along the Y-axis direction, the cam member 54 penetrates into the cam cavity 8 along the rotation axis direction and rotates around the rotation axis in the cam cavity 8, and the cam member 54 can slide relative to the second sliding seat 43 along the Y-axis. The hole 9 that slides has still been seted up to the upper end of second seat 43 that slides, and the axis of the hole 9 that slides sets up along the Z axle, and the hole 9 that slides runs through second seat 43 that slides to cam chamber 8 and communicates with cam chamber 8 along the Z axle direction. The sliding rod 51 penetrates through the sliding hole 9 and is connected to the second sliding seat 43 in a sliding manner, the supporting seat 53 is fixed at the upper end of the second sliding seat 43, the pulley 52 is rotatably connected to the lower end of the sliding rod 51, the pulley 52 is located in the cam cavity 8 and is abutted against the cam component 54, and the rotating axis of the pulley 52 is arranged along the Y-axis direction. When the cam member 54 rotates around the rotation axis in the cam cavity 8, the pulley 52 is driven to move along the Z-axis direction, and the sliding rod 51 and the support seat 53 are driven to move along the Z-axis direction.

The two cam members 54 connected to the first sliding seat 31 are coaxially fixed, and the projections of the two cam members 54 along the Y-axis direction are completely overlapped. When the two second sliding seats 43 approach or move away from each other, it is possible to ensure contact between the cam member 54 and the pulley 52, and position adjustment of the sliding lever 51 and the support seat 53 in the Z-axis direction.

The clamping mechanism comprises two clamping components 7, and the two clamping components 7 in the clamping mechanism are correspondingly connected with the two Z-axis moving components 5 in the corresponding adjusting mechanism one by one.

Referring to fig. 5 and 6, the clamp assembly 7 includes a clamp member 71 and a synchronizing member 72.

Referring to fig. 4 and 6, the clamping member 71 includes a clamping seat 711, a bearing seat 712, a bearing spring 713, and two clamping jaws 714. The clamping seat 711 is rotatably connected to the upper end of the supporting seat 53, and the rotation axis of the clamping seat 711 is arranged along the Z-axis.

Referring to fig. 5 and 6, the supporting base 712 includes a third base 7121 and a connecting rod 7122, the connecting rod 7122 is slidably connected to the bottom end of the supporting base 711 along the Z-axis direction, and the axis of the connecting rod 7122 is disposed along the Z-axis direction. The third base 7121 is rotatably connected to the upper end of the connecting rod 7122, and the rotation axis of the third base 7121 is horizontally disposed. The axis of the bearing spring 713 is arranged along the Z-axis direction, one end of the bearing spring 713 is fixed to the bottom end of the clamping seat 711, the other end of the bearing spring 713 is fixed to the connecting rod 7122, and the bearing spring 713 is used for driving the connecting rod 7122 to move in a direction away from the bottom of the clamping seat 711.

The two clamping jaws 714 are symmetrically arranged about the connecting rod body 7122, the two clamping jaws 714 are slidably connected to the clamping seat 711, and the two clamping jaws 714 slidably move relative to the clamping seat 711 in a direction approaching to or departing from each other.

The clamping jaw 714 includes a first retaining body 7141, a second retaining body 7142 and a jaw body 7143. The first housing 7141 is slidably connected to the clamping base 711, and the first housing 7141 is slidably connected to the clamping base 711 along a horizontal direction toward a direction close to or away from the connecting rod 7122. The second seat 7142 is rotatably connected to the first seat 7141, and a rotation axis direction of the second seat 7142 is parallel to a sliding direction of the first seat 7141. The claw bodies 7143 are rotatably connected with the second holder 7142, and the rotation axis direction of the claw bodies 7143 is perpendicular to the sliding direction of the first holder 7141.

The synchronizing member 72 includes a lead screw group 721 and a transmission group 722.

The screw set 721 includes two third screws 7211, the two third screws 7211 are respectively in threaded connection with the two first bases 7141, the axial direction of each first screw 32 is parallel to the sliding direction of the first base 7141, and the first screw 32 rotates to drive the first base 7141 in threaded connection with the first screw 32 to slide relative to the holder 711 along the sliding direction.

The drive train 722 includes two driven gears 7221, two drive gears 7222, and a synchronizing shaft 7223. The two driven gears 7221 are respectively and fixedly connected with the two third screw rods 7211 in a coaxial manner, and the two driven gears 7221 are respectively installed on two outer walls of the clamping seat 711 far away from each other. The two driven gears 7221 are engaged with the two driving gears 7222, respectively, and the two driving gears 7222 are mounted on two outer walls of the holder 711, which are away from each other. The axis of the synchronizing shaft 7223 is parallel to the axis of the third screw 7211, both ends of the synchronizing shaft 7223 are coaxially fixed to the end surfaces of the two driving gears 7222, respectively, and the synchronizing shaft 7223 is used for maintaining the two driving gears 7222 to synchronously rotate. The rotational axis of the third housing 7121 is parallel to the axis of the synchronizing shaft 7223.

The two driving gears 7222 are a first wheel and a second wheel, respectively, one end of the first wheel, which is far away from the second wheel, is fixed with an adjusting rod 10, the adjusting rod 10 is horizontally arranged in a direction far away from the second wheel, and the adjusting rod 10 is used for driving the first wheel to rotate.

In the practical use process, when the adjusting rod 10 drives the first wheel to rotate, the first wheel drives the second wheel to rotate through the synchronizing shaft 7223, so that the two driven gears 7221 are driven to synchronously rotate, the two driven gears 7221 can synchronously rotate to drive the two third screw rods 7211, and then the two clamping jaws 714 can be driven to synchronously move away from each other or approach to each other.

Referring to fig. 6 and 7, in the whole use process, the positioning element 2 is used for sleeving the upright column and positioning the upright column, and the X-axis moving assembly 3, the Y-axis moving assembly 4 and the Z-axis moving assembly 5 can be adjusted according to the appearance and size of the welded frame required in practice, so that the position of the clamping assembly 7 in the directions of the X-axis, the Y-axis and the Z-axis can be adjusted. The two Y-axis moving assemblies 4 in each adjusting mechanism can synchronously adjust the positions of the two clamping assemblies 7 in the Y-axis direction, so that the two clamping assemblies 7 synchronously move away from each other or approach each other along the Y-axis direction, and the two clamping assemblies 7 keep symmetry with respect to the positioning piece 2 in the adjusting process along the Y-axis direction. The two Z-axis moving assemblies 5 in each adjusting mechanism can synchronously adjust the positions of the two clamping assemblies 7 in the Z-axis direction, so that the two clamping assemblies 7 synchronously adjust the positions along the Z-axis direction to keep the heights of the two clamping assemblies 7 in the Z-axis direction consistent.

Referring to fig. 4 and 6, the holder 711 can rotate relative to the support base 53, and further, the holder 711 can rotate relative to the support base 53 along the Z-axis direction, so as to adjust the angle of the holder 711. The two jaws 714 may be closer to each other or further from each other for gripping different sized profiles of sheet material or a single tube. The two clamping jaws 714 can be synchronously close to each other or synchronously far away from each other through the synchronizing component 72, so that a plate or a single tube can be clamped at the center of the clamping seat 711, and the symmetrical frame can be welded conveniently.

Because the second seat 7142 and the claw 7143 can be adjusted in angle, they can be adapted according to different shapes of the plate or the single tube, so as to realize more stable clamping. The upper end of the third seat body 7121 can bear the bottom of a plate or a single tube, and the bearing spring 713 presses the third seat body 7121 in the direction away from the bottom of the clamping seat 711, so that acting force applied to the two clamping jaws 714 by the single tube or the plate can be shared, the burden of the two clamping jaws 714 is reduced, and the overall clamping stability is better.

The embodiment of the application also discloses motorcycle frame welding equipment with clamping device, refer to fig. 7, including welding set 11, welding set 11 is welding robot, and welding set 11 is connected with workstation 1, and welding set 11 is used for welding single tube or panel.

The working principle of the embodiment is as follows: the positions of the two clamping jaws 714 on the X axis, the Y axis and the Z axis are adjusted through the X axis moving assembly 3, the Y axis moving assembly 4 and the Z axis moving assembly 5, and the plates or single tubes with different shapes and sizes can be adapted through the angle adjustment of the synchronizing part 72 and the clamping jaws 714, so that frames with different shapes or different sizes can be welded, and the problem of adaptability of welding of different frames is solved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. A clamping device, characterized by: the vertical column fixing device comprises a workbench (1), wherein a positioning piece (2), a plurality of adjusting mechanisms and a plurality of clamping mechanisms are arranged at the upper end of the workbench (1), the positioning piece (2) is used for allowing an upright column to penetrate through, and the plurality of clamping mechanisms are connected to the plurality of adjusting mechanisms in a one-to-one correspondence manner;

the adjusting mechanism comprises X-axis moving assemblies (3), Y-axis moving assemblies (4) and Z-axis moving assemblies (5), the X-axis moving assemblies (3) are mounted on the upper end face of the workbench (1), two Y-axis moving assemblies (4) are arranged, the two Y-axis moving assemblies (4) are connected with the X-axis moving assemblies (3), and the X-axis moving assemblies (3) are used for driving the two Y-axis moving assemblies (4) to move along the X-axis direction; the number of the Z-axis moving assemblies (5) is two, the two Z-axis moving assemblies (5) are connected to the two Y-axis moving assemblies (4) in a one-to-one correspondence mode, and the two Y-axis moving assemblies (4) are used for driving the two Z-axis moving assemblies (5) to mutually approach or mutually separate along the Y-axis direction;

the clamping mechanism comprises two clamping components (7), wherein the two clamping components (7) are respectively connected to two Z-axis moving components (5) in a rotating mode, each rotating axis of each clamping component (7) is arranged along the Z axis, each Z-axis moving component (5) is used for driving each clamping component (7) to move along the Z axis direction, and each clamping component (7) is used for clamping a workpiece.

2. A clamping device as claimed in claim 1, characterized in that: x axle removes subassembly (3) and includes first guide rail (33), first lead screw (32) and first seat (31) that slides, install in the upper end of workstation (1) along X axle direction first guide rail (33), first seat (31) that slides is connected in first guide rail (33), first lead screw (32) and first seat (31) threaded connection that slides, first lead screw (32) rotate and are used for driving first seat (31) that slides and slide along X axle direction on first guide rail (33), first seat (31) that slides is used for driving two Y axle removal subassemblies (4) and removes along X axle direction.

3. A clamping device as claimed in claim 1, characterized in that: two Y-axis moving assemblies (4) connected with each X-axis moving assembly (3) are symmetrically distributed along the Y-axis direction relative to the positioning piece (2).

4. A clamping arrangement according to claim 3, characterised in that: the Y-axis moving assembly (4) comprises a second guide rail (41), a second screw rod (42) and a second sliding seat (43), the second guide rail (41) is mounted at the upper end of the X-axis moving assembly (3) along the Y-axis direction, the second sliding seat (43) is connected to the second guide rail (41) in a sliding mode, the second screw rod (42) is in threaded connection with the second sliding seat (43), and the second screw rod (42) rotates to drive the second sliding seat (43) to move along the Y-axis direction;

two Y-axis moving assemblies (4) in each adjusting mechanism are connected with a synchronizing assembly (6), each synchronizing assembly (6) comprises two driven bevel gears (61) and a driving bevel gear (62), the two driven bevel gears (61) are coaxially fixed with the two second screw rods (42) respectively, the two driven bevel gears (61) are meshed with the driving bevel gears (62) respectively, the driving bevel gears (62) rotate to drive the two second sliding seats (43) to approach to or keep away from each other along the Y-axis direction, and each second sliding seat (43) is connected with one Z-axis moving assembly (5) to drive the Z-axis moving assembly (5) to move along the Y-axis direction.

5. A clamping arrangement according to claim 4, characterised in that: the upper end of each second sliding seat (43) is provided with a sliding hole (9) along the Z-axis direction, and each Z-axis moving component (5) comprises a sliding rod (51), a pulley (52), a supporting seat (53) and a cam piece (54);

the sliding rod (51) penetrates through the sliding hole (9) and is connected to the second sliding seat (43) in a sliding mode along the Z-axis direction, and the supporting seat (53) is fixed to the upper end of the sliding rod (51) and used for being connected with the clamping assembly (7);

the second sliding seat (43) is provided with a cam cavity (8) communicated with the sliding hole (9), the pulley (52) is rotatably connected to the lower end of the sliding rod (51) and extends into the cam cavity (8), and the rotating axis of the pulley (52) is arranged along the Y-axis direction;

the cam piece (54) is rotatably connected with the X-axis moving assembly (3), the rotating axis of the cam piece (54) is arranged along the Y-axis direction, the cam piece (54) penetrates into the cam cavity (8) and is connected with the second sliding seat (43) in a sliding mode, the cam piece (54) is abutted to the pulley (52), and the cam piece (54) rotates to drive the pulley (52) and the sliding rod (51) to move along the Z-axis direction.

6. A clamping arrangement according to claim 5, characterised in that: the two cam pieces (54) connected with each X-axis moving assembly (3) are coaxially fixed, and the projections of the two cam pieces (54) along the Y-axis direction are completely overlapped.

7. A clamping device as claimed in claim 1, characterized in that: the clamping assembly (7) comprises a clamping part (71) and a synchronizing part (72);

the clamping component (71) comprises a clamping seat (711) and two clamping jaws (714), the clamping seat (711) is rotatably connected with a corresponding Z-axis moving assembly (5), the two clamping jaws (714) are respectively connected with the clamping seat (711) in a sliding mode, the two clamping jaws (714) are symmetrically distributed on the joint of the clamping seat (711) and the corresponding Z-axis moving assembly (5), the two clamping jaws (714) slide on the clamping seat (711) towards the directions close to or far away from each other, and the two clamping jaws (714) are close to each other and used for clamping a workpiece;

the synchronizing member (72) comprises a lead screw group (721) and a transmission group (722);

the screw rod group (721) comprises two third screw rods (7211), and the two third screw rods (7211) are respectively in threaded connection with the two clamping jaws (714) and are used for driving the two clamping jaws (714) to approach to or depart from each other;

the transmission group (722) comprises two driving gears (7222), two driven gears (7221) and a synchronous shaft (7223);

two driven gears (7221) respectively with two third lead screws (7211) coaxial fixed, and two driven gear (7221) still respectively with two driving gear (7222) meshing, the both ends of synchronizing shaft (7223) respectively with two driving gear (7222) coaxial fixed.

8. A clamping arrangement according to claim 7, characterised in that: the bottom of the clamping seat (711) is connected with a bearing seat (712) in a sliding mode, a bearing spring (713) is connected between the bearing seat (712) and the clamping seat (711), the bearing spring (713) extrudes the bearing seat (712) towards the direction far away from the bottom of the clamping seat (711) along the Z axis, and the bearing seat (712) is used for bearing a workpiece.

9. A holding device as claimed in claim 8, characterized in that: the clamping jaw (714) comprises a first seat body (7141), a second seat body (7142) and a jaw body (7143), the first seat body (7141) is connected to the clamping seat (711) in a sliding manner, the relative sliding direction between the first seat body (7141) and the clamping seat (711) is parallel to the axial direction of the synchronizing shaft (7223), the third screw rod (7211) is in threaded connection with the first seat body (7141) and is used for driving the first seat body (7141) to slide, the second seat body (7142) is in rotational connection with the first seat body (7141), the rotational axis of the second seat body (7142) is parallel to the axial direction of the synchronizing shaft (7223), the jaw body (7143) is rotationally connected to the second seat body (7142), and the rotational axis between the jaw body (7143) and the second seat body (7142) is perpendicular to the axial direction of the synchronizing shaft (7223);

bear seat (712) including third pedestal (7121) and the connection body of rod (7122), the connection body of rod (7122) slides and connects in grip slipper (711), just the connection body of rod (7122) slides in grip slipper (711) along the Z axle direction, bearing spring (713) are connected in the connection body of rod (7122) and grip slipper (711), third pedestal (7121) rotates with the connection body of rod (7122) and is connected, the axis of rotation of third pedestal (7121) and the connection body of rod (7122) is on a parallel with the axis of synchronizing shaft (7223), third pedestal (7121) are used for bearing the work piece.

10. The utility model provides a motorcycle frame welding equipment with clamping device which characterized in that: clamping device comprising any of the claims 1-9, further comprising a welding device (11), said welding device (11) being adapted to weld a workpiece.

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