CN107262908B

CN107262908B - Ultrasonic automatic welding equipment

Info

Publication number: CN107262908B
Application number: CN201710617480.XA
Authority: CN
Inventors: 南日
Original assignee: Jiaxing Richang Auto Parts Co ltd
Current assignee: Jiaxing Richang Auto Parts Co ltd
Priority date: 2017-07-26
Filing date: 2017-07-26
Publication date: 2023-04-11
Anticipated expiration: 2037-07-26
Also published as: CN107262908A

Abstract

The invention provides an ultrasonic automatic welding device, belongs to the technical field of machinery, and solves the problem that the existing device for welding cables is not ideal in welding effect. This ultrasonic automatic welding equipment includes: the device comprises a rack, a positioning device and a control device, wherein the rack is provided with a rotary table which is arranged in a disc shape, a plurality of stations which are uniformly distributed are arranged on the rotary table, and a plurality of cables are clamped on each station; the welding assembly is at least provided with one ultrasonic generator, and when the rotating table drives the cable to rotate to the welding assembly, the welding assembly welds the cable through ultrasonic waves; the stripping component and the welding component are arranged around the rotating table, and the stripping component can strip the welded cable from the station; and the material taking assembly is arranged corresponding to the stripping assembly and can receive the cable separated from the stripping assembly and convey the cable to a specified position. The invention has the characteristics of high automation degree and good welding quality.

Description

Ultrasonic automatic welding equipment

Technical Field

The invention belongs to the technical field of machinery, relates to an ultrasonic automatic welding device, and particularly relates to an ultrasonic automatic welding device for welding cables.

Background

Install the cable that is used for connecting gasbag and mainboard in the car air bag, the cable pliability is better, has bending-resistant and tensile function, and can be cold-resistant high temperature resistant. The cables need to be soldered for the connection function. The welding work of the cable is usually carried out by means of ultrasonic waves, the same or different metals are mutually infiltrated by cold grinding and horizontal movement under proper pressure by utilizing the energy generated by high-frequency vibration through ultrasonic high-frequency vibration, so that the wire harness is quickly welded to achieve the purpose of welding, and the welding wire harness has the characteristics of high efficiency, convenience, low cost and the like.

The cable ultrasonic welding early adopts manual method, and the workman stacks cable and connector and aims at the bonding tool on the workstation, and manual operation starts the welding, removes cable and connector after accomplishing, stacks the arrangement to the product that has welded the completion, carries out next product welding again after that, and such welding mode is not only the error rate height and consuming time for a long time, and work efficiency is low.

Semi-automatic air bag wire harness welding machines are already available in the existing market, the welding machines sense products to weld through manual discharging, but the products still need to be manually taken and sorted, so that the labor is consumed, and the working efficiency is not high; and the welding mechanism has less welding quantity at one time and high production cost.

Therefore, in order to overcome the structural defects of the existing welding equipment for welding cables, the invention designs the ultrasonic automatic welding equipment with high automation degree and good welding quality.

Disclosure of Invention

The invention provides the ultrasonic automatic welding equipment with high automation degree and good welding quality for solving the problems in the prior art.

The purpose of the invention can be realized by the following technical scheme: an ultrasonic automatic welding apparatus comprising:

the device comprises a rack, a positioning device and a control device, wherein the rack is provided with a disc-shaped rotating table, a plurality of stations are uniformly distributed on the rotating table, and a plurality of cables are clamped on each station;

the welding assembly is at least provided with one ultrasonic generator, and when the rotating table drives the cable to rotate to the welding assembly, the welding assembly welds the cable through ultrasonic waves;

the stripping component and the welding component are arranged around the rotating table, and the stripping component can separate the welded cable from the station;

the material taking assembly is arranged corresponding to the material taking assembly, and can receive the cable separated from the material taking assembly and convey the cable to a designated position.

As the further improvement of the scheme, the welding assembly comprises a welding seat and a welding head, a welding cylinder is fixedly arranged on the welding seat, an output shaft of the welding cylinder extends into the welding seat and is fixedly connected with the welding head, the welding head is connected with the ultrasonic generator, and the welding cylinder drives the welding head to move in the vertical direction to weld the cable.

As another improvement of the scheme, the welding assembly further comprises a servo motor, the servo motor is connected with the welding seat through a screw rod, and the servo motor drives the welding seat and the welding head to move along the horizontal direction to weld the cable.

As a further improvement of the scheme, a base is arranged between the welding seat and the rotating platform, a plurality of bottom dies which correspond to the cables one by one are fixedly arranged at the top of the base, the upper surface of each bottom die is higher than that of the rotating platform, and the cables abut against the bottom dies during welding.

As the further improvement of this case, equal movable mounting has plummer and plummer on every station and the symmetry is provided with two clamp splices, all offers on every clamp splice to be used for inlaying at least one clamping groove of establishing the cable, and it has splint to cover respectively on two clamp splices, and each cable all is located between the splint and the clamp splice that correspond.

As a further improvement, a sensing assembly corresponding to the welding assembly is further arranged around the rotating table, a plurality of sensors for detecting whether the cables exist are fixedly arranged on the sensing assembly, and the sensors correspond to the clamping grooves one by one.

As a further improvement of the scheme, the base is further provided with a support, a pressing cylinder penetrates through the support, an output shaft of the pressing cylinder penetrates through the support and is fixedly connected with a pressing block located above the bearing table, and the pressing cylinder can drive the pressing block to move towards the bearing table and bring the bearing table to move downwards towards the rotating table until each cable abuts against a corresponding bottom die.

As a further improvement of the scheme, the stripping assembly comprises a stripping seat and a stripping frame, the stripping frame is connected with the stripping seat through a stripping cylinder, two support arms which correspond to the two clamping plates one by one are symmetrically arranged on the stripping frame, and the stripping cylinder drives the stripping frame to move the two support arms downwards and enable the two clamping plates to be separated from the corresponding clamping blocks.

As another improvement of the present disclosure, a material ejecting plate is movably disposed on the material removing seat surface facing the side of the rotating table, and a plurality of material ejecting blocks corresponding to the clamping grooves are fixedly disposed on the top of the material ejecting plate, and the material ejecting plate drives the material ejecting blocks to move upward and eject the cable from the corresponding clamping grooves.

As a further improvement of the scheme, the material taking assembly comprises a moving frame fixedly connected with the rack, a moving arm is movably arranged on the moving frame, two clamping units in one-to-one correspondence with the two clamping blocks are symmetrically arranged on the moving arm, and each clamping unit can clamp each cable on the corresponding clamping block at one time.

As a further improvement of the scheme, a driving motor for driving the rotating table is fixedly arranged on the rack, the driving motor is connected with the rotating table through an intermittent divider, and the driving motor and the intermittent divider are both positioned below the rotating table.

As a further improvement of the scheme, a control panel is arranged on the face of the rack, and the driving motor is electrically connected with the control panel.

As a further improvement of the scheme, support legs are fixedly arranged at each corner of the bottom of the rack respectively, and one side of each support leg is provided with a caster wheel.

Compared with the prior art, the automatic welding machine has the advantages that the structural design is reasonable, the rotary table is adopted to drive the stations to rotate, the welding assembly, the stripping assembly and the taking assembly are arranged, so that the cables can be automatically welded in sequence conveniently, the stripping assembly automatically takes the materials and stacks the welded cables, the automation degree is improved, and the working efficiency is high.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a partial structural schematic diagram of fig. 1.

Fig. 3 is a partial schematic view of fig. 2.

Fig. 4 is a partial structural schematic diagram of fig. 3.

Fig. 5 is a schematic structural view of the stripping assembly of the present invention.

Fig. 6 is a partial structural schematic view of fig. 5.

Fig. 7 is a schematic view of a take-off assembly of the present invention.

Figure 8 is a schematic view of the structure of a clamping jaw in the invention.

In the figure, 10, a frame; 11. a rotating table; 12. a bearing table; 121. a guide post; 13. a clamping block; 131. a clamping groove; 14. a splint; 15. a support block; 151. a guide strip; 16. a limiting block; 17. a tension spring; 18. a control panel; 21. welding a base; 22. a welding head; 221. welding pins; 23. welding the cylinder; 24. an ultrasonic generator; 25. a servo motor; 26. a screw rod; 27. guide rails, 28, guide blocks; 29. an auxiliary block; 291. a presser foot; 31. a base; 32. bottom die; 33. a support; 34. a pressing cylinder; 35. briquetting; 40. a sensor; 51. a material removing seat; 52. a stripping frame; 521. a support arm; 522. a sleeve; 53. a material removing cylinder; 54. a material ejecting plate; 541. a material ejection block; 55. a first slider; 56. a first slide rail; 57. a second slider; 58. a second slide rail; 59. a material ejection cylinder; 61. a movable frame; 611. a third slide rail; 62. a horizontal cylinder; 63. a vertical cylinder; 64. a third slider; 641. a fourth slide rail; 65. a fourth slider; 66. a moving arm; 67. a clamping jaw; 671. a main clamping portion; 672. a secondary clamping portion; 673. a clamping space; 68. a clamping cylinder; 69. a storage tank; 71. a drive motor; 72. an intermittent divider; 81. a first spring; 82. a second spring; 91. a leg; 92. a caster wheel; 100. an electrical cable.

Detailed Description

The technical solution of the present invention is further described below with reference to the following embodiments and the accompanying drawings.

As shown in fig. 1 and 2, the ultrasonic automatic welding apparatus includes:

the cable cutting machine comprises a frame 10, a cutting device and a cutting device, wherein the frame is provided with a disc-shaped rotating platform 11, a plurality of stations are uniformly distributed on the rotating platform 11, and a plurality of cables 100 are clamped on each station;

the number of the welding assemblies is at least one, the ultrasonic generator 24 is arranged in each welding assembly, and when the rotating platform 11 drives the cable 100 to rotate to the welding assembly, the welding assemblies weld the cable 100 through ultrasonic waves;

the stripping assembly and the welding assembly are arranged around the rotating table 11, and the stripping assembly can strip the welded cable 100 from the station;

and the material taking assembly is arranged corresponding to the material removing assembly, and can receive the cable 100 separated by the material removing assembly and convey the cable to a specified position.

Therefore, the ultrasonic automatic welding equipment is designed, the rotating table 11 is adopted to drive the stations to rotate, and meanwhile, the welding assembly, the stripping assembly and the material taking assembly are arranged, so that the cables 100 can be conveniently and automatically welded in sequence, the cables 100 can be automatically stripped and the welded cables 100 can be conveniently taken and stacked, the operation is convenient, and the automation degree is high.

It is worth mentioning that, preferred welding assembly's quantity is two in this embodiment, and two welding assemblies and take off the material subassembly three and encircle 11 evenly distributed of revolving stage in proper order, and cable 100 on the station welds through two welding assemblies in proper order, then takes off the material through taking off the material subassembly, gets cable 100 clamp that the welding finishes by getting the material subassembly at last and gets and stack.

The quantity of the preferred station here is eight, wherein get the material subassembly and take off the material subassembly and correspond the setting, except getting the material subassembly, each subassembly all corresponds a station, and a station of interval between two adjacent subassemblies. When the cable 100 is clamped after sequentially passing through the two welding assemblies and the stripping assembly, the cable 100 to be welded needs to be placed on the vacant station again, the cable 100 is placed into the vacant station when the vacant station is rotated to the face of the rack 10, the cable 100 is rotated again to move to the welding assembly again, the next round of welding work is carried out, and an operator only needs to stand on the face of the rack 10.

As shown in fig. 2 to 4, preferably, the welding assembly includes a welding seat 21 and a welding head 22, a welding cylinder 23 is fixedly disposed on the welding seat 21, an output shaft of the welding cylinder 23 extends into the welding seat 21 and is fixedly connected to the welding head 22, the welding head 22 is connected to the ultrasonic generator 24, and the welding cylinder 23 drives the welding head 22 to move in a vertical direction to weld the cable 100.

The welding machine assembly actually comprises a welding seat 21, a welding head 22 and the like, wherein the welding head 22 is movably connected with the welding seat 21 through a welding cylinder 23, the welding cylinder 23 drives the welding head 22 to move up and down in the vertical direction, and when the rotating platform 11 drives the cable 100 to rotate to a position corresponding to the welding seat 21, the welding head 22 moves down to weld the cable 100.

Here, the cable 100 actually has a plurality of welding grooves (not shown) arranged in parallel, and it is preferable that the welding pins 221 are inserted into the welding grooves through the welding head 22, and ultrasonic high-frequency vibration generates heat to facilitate the welding of the welding pins 221 to the cable 100. After one soldering bath is completed, it is necessary to move a certain distance for the next soldering bath, and thus each cable 100 is soldered a plurality of times.

In actual work, the number of the welding grooves of the cables 100 with different specifications is different, and the welding requirements are also different, the number of welding times of each cable 100 is determined according to the actual requirements, which is not limited in this embodiment, and for different welding times, corresponding programs can be designed in advance, and the actual welding work of the welding seat 21 is controlled by adopting different programs.

Further, the welding assembly further comprises a servo motor 25, the servo motor 25 is connected with the welding seat 21 through a screw rod 26, and the servo motor 25 drives the welding seat 21 and the welding head 22 to move along the horizontal direction to weld the cable 100.

Since one cable 100 needs to be welded many times, the welding seat 21 and the welding head 22 are driven to move in the horizontal direction by the arrangement of the servo motor 25, and the next welding is performed after one welding by moving a certain distance. The servo motor 25 can accurately drive the welding seat 21 to move by a preset distance, so that the welding is accurate.

Specifically, two guide rails 27 are fixedly arranged on the frame 10, a plurality of guide blocks 28 which correspond to the two guide rails 27 are arranged at the bottom of the welding seat 21, and the welding seat 21 is moved more stably by matching the guide rails 27 with the guide blocks 28. In the embodiment, the sliding blocks are preferably uniformly distributed at four corners of the bottom of the welding seat 21, and each guide rail 27 corresponds to two sliding blocks.

Preferably, two press feet 291 are symmetrically arranged on the welding seat 21, and the two press feet 291 are arranged on two sides of the welding head 22, and each press foot 291 moves along with the welding head 22.

The setting of presser foot 291 is for pressing down cable 100, avoids cable 100 and bonding of bonding tool 22 after the welding, and then moves when bonding tool 22 shifts up, destroys the structure of cable 100, influences the welding effect of cable 100. The pressure foot 291 is specifically pressed on the cable 100 at a non-welding position, and does not affect the welding operation.

The two press feet 291 are arranged on two sides of the welding head 22 in a split manner, so that balanced acting force can be applied to the cable 100, the stability of the cable 100 can be kept, and the integral balance effect of the welding head 22 can be kept.

Further, an auxiliary block 29 fixedly connected with the output shaft of the welding cylinder 23 is further arranged above the welding head 22, and the two pressure feet 291 are fixedly connected with the auxiliary block 29 through second springs 82 respectively.

The two press feet 291 are actually connected with the output shaft of the welding cylinder 23 through the auxiliary block 29, and can further move simultaneously with the welding head 22, specifically, the auxiliary block 29 is fixedly connected with the press feet 291 through a connecting piece, meanwhile, the second spring 82 is sleeved on the connecting piece, and the bottom of the press feet 291 is lower than the bottom of the welding head 22 (the welding needle 221), so that the press feet 291 contact the cable 100 before the welding head 22, when the welding head 22 moves downwards continuously, the auxiliary block 29 also moves downwards, the second spring 82 is compressed, and the press feet 291 press the cable 100 to keep a stable state, so that the welding head 22 can be welded.

It is preferred that the two press feet 291 are integrally connected to each other, so that the two press feet 291 can simultaneously contact the cable 100 to ensure a balanced force.

Preferably, a base 31 is installed between the welding seat 21 and the rotating platform 11, a plurality of bottom molds 32 corresponding to the cables 100 one by one are fixedly installed on the top of the base 31, the upper surface of the bottom molds 32 is higher than the upper surface of the rotating platform 11, and the cables 100 abut against the bottom molds 32 during welding.

In order to ensure the welding effect, the bottom mold 32 is preferably provided in the present embodiment for the cable 100 to abut against, and during welding, the cable 100 is located between the welding head 22 and the bottom mold 32. Here, it is preferable to provide the base 31 and fix the bottom mold 32 on top of the base 31, and since the upper surface of the bottom mold 32 is higher than the upper surface of the turntable 11, and the cable 100 needs to abut against the bottom mold 32 during welding, the cable 100 is actually located above the upper surface of the turntable 11 and is located higher than the bottom mold 32.

Preferably, equal movable mounting has plummer 12 and the symmetry is provided with two clamp splice 13 on the plummer 12 on every station, all offers on every clamp splice 13 to be used for inlaying at least one clamping groove 131 of establishing cable 100, covers respectively on two clamp splice 13 and has splint 14, and each cable 100 all is located between corresponding splint 14 and the clamp splice 13.

Specifically, the station is provided with the bearing table 12, the bearing table 12 is provided with two clamping plates 14 and two clamping blocks 13 which are correspondingly arranged, the two clamping plates and the two clamping blocks can be actually divided into two groups of clamping units, the corresponding clamping plates 14 and the clamping blocks 13 form a clamping unit, the two clamping units correspond to the two welding assemblies, one group of clamping unit corresponds to one welding assembly, each welding assembly only welds a cable 100 on the corresponding clamping unit, and each welding assembly is divided into work and work in the next year, so that the welding efficiency is improved.

In this embodiment, preferably, each clamping block 13 is provided with two clamping grooves 131, that is, each clamping unit clamps two cables 100, and one carrying platform 12 clamps four cables 100; that is, each welding assembly welds two cables 100 at a time at the corresponding station, and rotates one station after completing the welding, and continues to weld two cables 100.

Furthermore, a sensing assembly corresponding to the welding assembly is further disposed around the rotating platform 11, a plurality of sensors 40 for detecting whether the cable 100 exists are fixedly disposed on the sensing assembly, and each sensor 40 corresponds to the clamping groove 131 one to one.

The sensing assemblies are preferably two groups, the two groups of sensing assemblies are arranged corresponding to the welding assemblies and are positioned at the last station corresponding to the welding seat 21, the cable 100 on the station is detected, whether the cable 100 is leaked or not is detected, and the phenomenon that no cable 100 is welded in an empty mode is avoided.

Wherein the sensing assemblies only detect the cables 100 to be soldered to the corresponding soldering sockets 21, and thus the number of sensors 40 on each sensing assembly is preferably two, and two sensors 40 are respectively used for detecting the two corresponding cables 100.

Preferably, the opposite ends of the two clamping plates 14 are respectively hinged to the bearing platform 12, the corresponding clamping plates 14 are magnetically connected to the clamping block 13, and a plurality of ribs (not shown) are uniformly distributed on the side of the clamping plate 14 facing the clamping block 13.

The clamp plate 14 and the clamp block 13 are preferably magnetically connected in the embodiment, the cable 100 is stably limited between the clamp plate 14 and the corresponding clamp block 13, one end of each of the two clamp plates 14, which is back to the back, is hinged to the bearing table 12, and when the cable 100 is placed by an operator, the two clamp plates 14 are only required to be opened from the middle, so that the operation is convenient, the clamp plate 14 can be prevented from dropping, and the clamp device is convenient and practical.

The arrangement of the protruding ribs herein can further stably press the cable 100, ensure the stability of the cable 100, and facilitate the welding operation, and the specific number of the protruding ribs depends on the size and the use effect of the clamping plate 14, which is not limited in this embodiment.

Furthermore, guide posts 121 fixedly connected with the rotating platform 11 are arranged at each corner of the bearing platform 12 in a penetrating manner, and a first spring 81 is sleeved on each guide post 121. The bearing table 12 is movably connected with the rotating table 11 through a plurality of guide posts 121, preferably, the number of the guide posts 121 is four, and the guide posts are uniformly distributed at four corners of the bearing table 12, so that the bearing table 12 is favorably balanced.

The bearing table 12 and the cable 100 are actually located above the upper surface of the rotating table 11, the bearing table 12 needs to drive the cable 100 to move downwards to abut against the corresponding bottom die 32 during welding, the arrangement of the first spring 81 can buffer the bearing table 12 when the bearing table 12 moves, and the structural stability of the bearing table 12 is ensured.

Preferably, a support 33 is further disposed on the base 31, a pressing cylinder 34 is disposed on the support 33 in a penetrating manner, an output shaft of the pressing cylinder 34 penetrates through the support 33 and is fixedly connected with a pressing block 35 located above the bearing table 12, and the pressing cylinder 34 can drive the pressing block 35 to move towards the bearing table 12 and bring the bearing table 12 to move downwards towards the rotating table 11 until each cable 100 abuts against the corresponding bottom die 32.

Specifically, the removal of plummer 12 is realized through the effect that compresses tightly cylinder 34, this place is preferred to set up support 33 on base 31 and vertically wears to establish on support 33 and compress tightly cylinder 34, wherein compress tightly cylinder 34 and move down and then exert the effort to plummer 12 indirectly through drive briquetting 35, realize the purpose that drive plummer 12 moved down, the setting of briquetting 35 can increase the active area, make the effort of being used in on plummer 12 comparatively balanced, be favorable to plummer 12 to move down steadily.

It should be mentioned that the support block 15 corresponding to the platform 12 is fixedly disposed on the rotation platform 11, the limit block 16 is fixedly disposed on the platform 12, and the guide strip 151 is fixedly disposed on the support block 15 and is matched with the guide groove on the limit block 16 to further guide the movement of the platform 12.

When the bearing table 12 moves downwards, the limiting block 16 moves downwards, after welding, the bearing table 12 moves upwards under the action of the first springs 81 to reset, and if and only if the limiting block 16 is in contact with the supporting block 15 (namely, the bottom of the supporting block 15 is abutted against the limiting block 16), resetting is finished. Wherein in the initial state the stop 16 is likewise in contact with the support block 15.

It should be mentioned that a tension spring 17 is connected between the plummer 12 and the supporting block 15, so as to further ensure that the plummer 12 is kept stable during continuous up-and-down movement, and can be reset to an initial state after each down-movement is finished.

As shown in fig. 2, 5 and 6, preferably, the stripping assembly includes a stripping base 51 and a stripping frame 52, the stripping frame 52 is connected to the stripping base 51 through a stripping cylinder 53, two arms 521 corresponding to the two clamping plates 14 are symmetrically disposed on the stripping frame 52, and the stripping cylinder 53 drives the stripping frame 52 to move down with the two arms 521 and separate the two clamping plates 14 from the corresponding clamping blocks 13.

After the cable 100 is welded, the cable 100 rotates to the material removing assembly along with the rotating platform 11, and the material removing assembly removes the material from the cable 100 by driving the two support arms 521 on the material removing frame 52 to move downwards through the material removing cylinder 53, so as to drive the two clamping plates 14 to separate from the clamping blocks 13.

The end of each arm 521 is fixedly provided with a sleeve 522, the sleeves 522 respectively abut against the opposite ends of the two clamping plates 14 and enable the clamping plates 14 to rotate around the hinge point of the sleeves to separate from the corresponding clamping blocks 13, and the clamping plates 14 are changed from a horizontal state to a vertical state. In the process, the sleeve 522 is always in contact with the upper surface of the clamping plate 14 to keep the state of the clamping plate 14, and after the stripping is finished, the two arms 521 drive the sleeve 522 to move upwards reversely, so that the clamping plate 14 returns to the original horizontal state.

Further, an ejector plate 54 is movably disposed on one side of the material-removing seat 51 facing the rotating table 11, a plurality of ejector blocks 541 corresponding to the clamping slots 131 one by one are fixedly disposed on the top of the ejector plate 54, and the ejector plate 54 drives each ejector block 541 to move upwards and eject the cable 100 from the corresponding clamping slot 131.

In actual operation, the cables 100 need to be detached from the corresponding clamping blocks 13, in this embodiment, the ejector plate 54 and the plurality of ejector blocks 541 fixed on the top of the ejector plate 54 are preferably disposed, and the ejector plate 54 moves upward to drive each ejector block 541 to be embedded into the clamping groove 131 to eject the corresponding cable 100. The number of the lifters 541 is preferably four, and corresponds to the number of the cables 100, and in actual operation, the number of the lifters 541 varies with the number of the cables 100 on the plummer 12.

The stripping frame 52, the support arm 521, the sleeve 522, the ejector plate 54 and the ejector block 541 are arranged in a matched manner, so that the cable 100 can be smoothly separated from the clamping block 13, the automation degree is high, the stripping effect is good, and the working efficiency is high.

Two first sliding blocks 55 are fixedly arranged on one side, departing from the rotating platform 11, of the stripping base 51, two first sliding rails 56 which are arranged corresponding to the two first sliding blocks 55 are fixedly arranged on the stripping frame 52, and the stripping frame 52 and the stripping base 51 can keep stability in a frequent relative movement process through the cooperation of the first sliding blocks 55 and the first sliding rails 56.

In addition, the ejector plate 54 is connected to the stripper seat 51 through an ejector cylinder 59, wherein the ejector plate 54 and the ejector cylinder 59 are located on a side of the stripper seat 51 facing the rotary table 11, and the stripper frame 52 is located on a side of the stripper seat 51 facing away from the rotary table 11.

Two second sliding blocks 57 are fixedly arranged on one side of the ejector plate 54 facing the stripping seat 51, two second sliding rails 58 corresponding to the two second sliding blocks 57 are fixedly arranged on the stripping seat 51, and the second sliding blocks 57 and the second sliding rails 58 cooperate to ensure that the ejector plate 54 and the stripping seat 51 keep stability in the frequent relative movement process.

As shown in fig. 2, 7 and 8, preferably, the material taking assembly includes a moving frame 61 fixedly connected to the frame 10, a moving arm 66 is movably disposed on the moving frame 61, and two clamping units corresponding to the two clamping blocks 13 are symmetrically disposed on the moving arm 66, and each clamping unit can clamp each cable 100 on the corresponding clamping block 13 at one time.

The material taking assembly and the material taking assembly are correspondingly arranged, after the material taking assembly separates the cable 100 from the corresponding clamping block 13, the moving arm 66 on the material taking assembly drives the two clamping units to clamp the corresponding cable 100, and the cable 100 on the two clamping blocks 13 on one bearing table 12 (station) can be clamped at one time, so that the material taking efficiency is improved.

Further, a horizontal cylinder 62 and a vertical cylinder 63 which are connected with each other are arranged on the moving frame 61, the moving arm 66 is connected with the vertical cylinder 63, the vertical cylinder 63 can drive the moving arm 66 to move back and forth along the horizontal cylinder 62, and the moving arm 66 can move up and down along the vertical cylinder 63.

The movable frame 61 is specifically fixedly connected with the rack 10, the arrangement of the movable frame 61 is convenient for installing components such as the horizontal cylinder 62, the vertical cylinder 63 and the movable arm 66, the arrangement of the horizontal cylinder 62 and the vertical cylinder 63 can drive the movable arm 66 to move in the horizontal direction and the vertical direction, and the movement is flexible.

Specifically, the vertical cylinder 63 is movably connected to the horizontal cylinder 62 through a third slider 64, the moving arm 66 is connected to the vertical cylinder 63 through a fourth slider 65, two third sliding rails 611 corresponding to the third slider 64 are fixedly disposed on the moving frame 61, and a fourth sliding rail 641 corresponding to the fourth slider 65 is fixedly disposed on the third slider 64.

The third sliding block 64 moves horizontally along the two third sliding rails 611 under the action of the horizontal cylinder 62, so as to drive the vertical cylinder 63, the fourth sliding block 65 and the moving arm 66 to move together; the fourth slider 65 moves vertically along the fourth slide rail 641 by the vertical cylinder 63, so as to move the moving arm 66 together.

Furthermore, the gripping unit includes two jaws 67, the two jaws 67 are arranged in a central symmetry, a primary clamping portion 671 and a secondary clamping portion 672 are arranged in parallel on each jaw 67, and the primary clamping portion 671 on one jaw 67 and the secondary clamping portion 672 on the other jaw 67 surround to form a clamping space 673 for gripping the cable 100.

Each gripping unit comprises two jaws 67, and the two jaws 67 are arranged in a central symmetry, and the cable 100 is actually gripped between the two jaws 67.

Specifically, the two clamping jaws 67 are driven by a clamping cylinder 68, each clamping jaw 67 is fixedly connected with a connecting block (not shown in the figure), the connecting block on one clamping jaw 67 is fixedly connected with an output shaft of the clamping cylinder 68, and the clamping cylinder 68 can drive the clamping jaw 67 to approach or separate from the other clamping jaw 67, so as to control the distance between the two clamping jaws 67 to increase or decrease.

Each clamping jaw 67 is provided with a main clamping portion 671 and a secondary clamping portion 672, the two clamping jaws 67 are arranged in a central symmetry manner, the main clamping portion 671 on one clamping jaw 67 and the secondary clamping portion 672 on the other clamping jaw 67 surround to form a clamping space 673 for clamping the cable 100, namely, two clamping spaces 673 are formed on each clamping unit and correspond to the two cables 100 on the corresponding clamping block 13, and the purpose of clamping the cable 100 at one time is achieved.

In this embodiment, preferably, two storage boxes 69 corresponding to the two clamping units are fixedly arranged on the frame 10, and the clamped cables 100 are stacked in the corresponding storage boxes 69, so that the function of automatically taking and stacking materials is realized, manual placement is not needed, and the working efficiency is improved.

As shown in fig. 1 and 2, preferably, a driving motor 71 for driving the rotating platform 11 is fixedly arranged on the frame 10, the driving motor 71 is connected to the rotating platform 11 through an intermittent divider 72, and both the driving motor 71 and the intermittent divider 72 are located below the rotating platform 11. The driving motor 71 serves as a power element for powering the rotary table 11, and the provision of the intermittent divider 72 enables the rotation of the motor to be converted into the rotation of the rotary table 11, and enables the rotational inertia to be reduced.

Because the cable 100 needs to rotate continuously and stop the rotating platform 11 to change the stations on the rotating platform 11, and the production line type welding, stripping and other work of the cable 100 are realized, the intermittent divider 72 is arranged, and the rotating platform 11 can be positioned at the corresponding position accurately when the driving motor 71 stops rotating.

In order to ensure that the welding operation of the cable 100 is performed smoothly, it is necessary to ensure that the time spent on the welding operation is consistent with the time spent on the stripping and the material taking of the cable 100, so as to ensure that the operation of each component is completed when the rotating platform 11 rotates, and then the cable enters the next station for processing.

Further, a control panel 18 is disposed on the face of the frame 10, and the driving motor 71 is electrically connected to the control panel 18. The control panel 18 is provided with a plurality of switches for controlling the turning on and off of the motor and other control systems (such as corresponding programs in welding, stripping and material taking operations), so that the operation is convenient.

Preferably, support legs 91 are fixedly arranged at each corner of the bottom of the rack 10, and a caster 92 is arranged on one side of each support leg 91. The legs 91 are provided to facilitate securing the frame 10 in a particular work shop position, while the casters 92 are provided to facilitate moving the frame 10 for transportation or change of the position.

This ultrasonic automatic welding equipment structural design is reasonable, and it is rotatory to adopt revolving stage 11 to drive a plurality of stations, sets up the welding subassembly simultaneously, takes off the material subassembly and gets the material subassembly, and each cable 100 of being convenient for carries out weldment work automatically in proper order, takes off the material by oneself and gets the material to stack the cable 100 that the welding was accomplished, improves degree of automation, and work efficiency is high.

What has been described herein is merely a preferred embodiment of the invention, and the scope of the invention is not limited thereto. Modifications, additions, or substitutions by those skilled in the art to the specific embodiments described herein are intended to be within the scope of the invention.

Claims

1. An ultrasonic automatic welding apparatus, comprising:

the welding assembly is at least provided with one ultrasonic generator, and when the cable is driven to rotate to the welding assembly by the rotating table, the welding assembly welds the cable through ultrasonic waves;

the material taking assembly is arranged corresponding to the stripping assembly and can receive the cable stripped by the stripping assembly and convey the cable to a specified position;

the welding assembly comprises a welding seat and a welding head, wherein a welding cylinder is fixedly arranged on the welding seat, an output shaft of the welding cylinder extends into the welding seat and is fixedly connected with the welding head, the welding head is connected with the ultrasonic generator, and the welding cylinder drives the welding head to move along the vertical direction to weld the cable; two pressure feet are symmetrically arranged on the welding seat and are arranged on two sides of the welding head respectively, and each pressure foot moves along with the welding head; an auxiliary block fixedly connected with an output shaft of the welding cylinder is further arranged above the welding head, and the two pressure feet are fixedly connected with the auxiliary block through second springs respectively;

the welding assembly further comprises a servo motor, the servo motor is connected with the welding seat through a screw rod, and the servo motor drives the welding seat and the welding head to move along the horizontal direction to weld the cable;

two welding subassemblies and take off material subassembly three and encircle the revolving stage evenly distributed in proper order, the quantity of station is eight, wherein gets the material subassembly and takes off the material subassembly and correspond the setting, except getting the material subassembly, each subassembly all corresponds a station, and a station of interval between two adjacent subassemblies.

2. The ultrasonic automatic welding equipment of claim 1, wherein a base is installed between the welding seat and the rotating platform, a plurality of bottom molds corresponding to the cables one by one are fixedly arranged on the top of the base, the upper surface of each bottom mold is higher than the upper surface of the rotating platform, and the cables abut against the bottom molds during welding.

3. The ultrasonic automatic welding equipment of claim 2, wherein each station is movably provided with a bearing table, two clamping blocks are symmetrically arranged on the bearing table, each clamping block is provided with at least one clamping groove for embedding a cable, the two clamping blocks are respectively covered with a clamping plate, and each cable is positioned between the corresponding clamping plate and the corresponding clamping block.

4. The ultrasonic automatic welding equipment of claim 3, wherein a sensing assembly is arranged around the rotating table and corresponds to the welding assembly, a plurality of sensors for detecting whether the cable exists are fixedly arranged on the sensing assembly, and the sensors correspond to the clamping grooves one to one.

5. The ultrasonic automatic welding device of claim 3, wherein a support is further disposed on the base, and a pressing cylinder is disposed on the support in a penetrating manner, an output shaft of the pressing cylinder penetrates through the support and is fixedly connected with a pressing block located above the bearing table, and the pressing cylinder can drive the pressing block to move towards the bearing table and bring the bearing table to move downwards towards the rotating table until each cable abuts against a corresponding bottom die.

6. The ultrasonic automatic welding equipment of claim 3, wherein the stripping assembly comprises a stripping seat and a stripping frame, the stripping frame is connected with the stripping seat through a stripping cylinder, two arms corresponding to the two clamping plates are symmetrically arranged on the stripping frame, and the stripping cylinder drives the stripping frame to move the two arms downwards and separate the two clamping plates from the corresponding clamping blocks.

7. The ultrasonic automatic welding equipment of claim 6, wherein an ejector plate is movably arranged on the surface of the stripper plate facing the rotary table, a plurality of ejector blocks corresponding to the clamping grooves are fixedly arranged on the top of the ejector plate, and the ejector plate drives the ejector blocks to move upwards to eject the cables from the corresponding clamping grooves.

8. The ultrasonic automatic welding equipment of claim 3, wherein the material taking assembly comprises a moving frame fixedly connected with the frame, a moving arm is movably arranged on the moving frame, two clamping units corresponding to the two clamping blocks are symmetrically arranged on the moving arm, and each clamping unit can clamp each cable on the corresponding clamping block at one time.