Airflow sensor welding positioning device and automatic wire welding equipment thereof

Abstract

The utility model discloses an airflow sensor welding positioning device and automatic welding line equipment thereof, which comprise a feeding conveying line, a plurality of transfer dies are distributed on the feeding conveying line along the length direction of the feeding conveying line, and a plurality of positioning grooves for placing airflow sensors are distributed on the transfer dies. One side of the feeding conveying line is provided with at least one material pressing assembly capable of stretching and retracting up and down, and the output end of the material pressing assembly is located above the positioning groove. One side of the feeding conveying line is provided with at least one line pressing assembly capable of stretching up and down, and the output end of the line pressing assembly is located above one side of the positioning groove; when the transfer mold passes through the material pressing assembly, the material pressing assembly abuts against and positions the airflow sensor on the transfer mold, so that the airflow sensor is completely embedded in the positioning groove, and the problem of welding dislocation of the airflow sensor during wire welding is avoided; and the wire pressing assembly is used for pressing the electric wire on the airflow sensor, so that the problem of tail raising or splitting of the electric wire is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of airflow sensors, in particular to an airflow sensor welding positioning device and automatic wire welding equipment thereof. Background Art

[0002] The existing automated wire welding equipment for airflow sensors often has problems with the wires curling or splitting during welding. When multiple wires need to be welded continuously, cross-entanglement between adjacent wires is likely to occur, which has a great impact on the welding quality of the airflow sensor.

[0003] It can be seen that the existing technology still needs to be improved and enhanced. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, the purpose of the present invention is to provide an airflow sensor welding positioning device, which can position the airflow sensor, improve the welding wire accuracy, and effectively avoid the problem of the electric wire on the airflow sensor curling or splitting.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A welding positioning device for an airflow sensor comprises a feeding conveyor line, a plurality of transfer moulds are distributed along the length direction of the feeding conveyor line, a plurality of positioning grooves for placing the airflow sensor are distributed on the transfer mould, at least one material pressing component that can be extended up and down is provided on one side of the feeding conveyor line, the output end of the material pressing component is located above the positioning groove, and the material pressing component is used to press and position the airflow sensor; at least one wire pressing component that can be extended up and down is provided on one side of the feeding conveyor line, the output end of the wire pressing component is located above one side of the positioning groove, and the wire pressing component is used to press and position the electrical wire on the airflow sensor.

[0007] In the airflow sensor welding positioning device, the pressing assembly includes a first telescopic part and a pressing block, the first telescopic part is detachably connected to one side of the feeding conveyor line, the pressing block is arranged on the output end of the first telescopic part, the pressing block is located above the transfer mold, and the end of the pressing block extends toward the direction of the positioning groove.

[0008] In the welding positioning device for the airflow sensor, a clamping groove is provided at the bottom of the pressing block, and a flexible contact pressing portion for pressing the airflow sensor is provided in the clamping groove.

[0009] In the airflow sensor welding positioning device, the crimping assembly includes a second telescopic part, a lifting seat and a crimping line. The second telescopic part is detachably connected to one side of the feeding conveyor line. The lifting seat is arranged on the output end of the second telescopic part. The crimping line is rotatably connected to the end of the lifting seat through a torsion spring assembly. The crimping line is located above one side of the transfer mold.

[0010] In the airflow sensor welding positioning device, a plurality of mounting brackets for the material pressing assembly and the wire pressing assembly are arranged on one side of the feeding conveyor line, and the mounting brackets include two mounting plates positioned opposite to each other, and mounting grooves are arranged on the mounting plates along their length directions. The material pressing assembly or the wire pressing assembly is arranged between the two mounting plates, and the two sides of the material pressing assembly or the wire pressing assembly are respectively detachably connected to the two mounting grooves.

[0011] In the airflow sensor welding positioning device, the feeding conveyor line includes a transfer slide rail, a slide groove is provided on the transfer slide rail, and a plurality of push block assemblies that can be opened and closed up and down are provided below the slide groove along its length direction. All the push block assemblies are connected by a connecting rod, and the connecting rod is slidably connected to the transfer slide rail. A push-pull mechanism is provided at one end of the transfer slide rail for driving the connecting rod to perform a linear sliding action along the slide groove direction, and the push-pull mechanism is transmission-connected to one end of the connecting rod.

[0012] In the airflow sensor welding positioning device, a plurality of bases are arranged at the bottom of the transfer slide rail along its length direction, and a guide slider slidably connected to the connecting rod is arranged on the base; the push-pull mechanism includes a screw motor assembly and a screw slider, the screw motor assembly is arranged at one end of the transfer slide rail, and one end of the connecting rod is transmission-connected to the screw motor assembly through the screw slider.

[0013] The utility model also provides an automatic wire welding device, comprising the welding positioning device of the airflow sensor as described above.

[0014] Beneficial effects:

[0015] The utility model provides an airflow sensor welding positioning device. When in use, airflow sensors are placed in the positioning grooves on each transfer mold. The transfer mold flows between each station of the automatic wire welding equipment along the transmission direction of the feeding conveyor line. When the transfer mold passes through the pressing component, the pressing component will press down toward the transfer mold, and use its output end to press the top of each airflow sensor, so that the airflow sensor is completely embedded in the positioning groove, so as to position the airflow sensor before wire welding, and avoid the problem of welding misalignment when the airflow sensor passes through the wire welding station. After the airflow sensor completes a wire welding task and flows through the pressing component, the pressing component is used to press the electric wire on the airflow sensor to comb the electric wire, so as to avoid the problem of the electric wire being curled or forked, so that the problem of the electric wire being cross-entangled will not occur when the airflow sensor is welded again. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure of the airflow sensor welding positioning device provided by the utility model is schematically shown. Figure 1 ;

[0017] Figure 2 for Figure 1 Schematic diagram of the enlarged structure of the A area in the middle;

[0018] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of the middle B area;

[0019] Figure 4 The overall structure of the airflow sensor welding positioning device provided by the utility model is shown in FIG. Figure 2 .

[0020] Explanation of the main component symbols: 1-feeding conveyor line, 11-transfer slide rail, 12-slide groove, 13-push block assembly, 14-connecting rod, 15-push-pull mechanism, 16-base, 17-guide slide block, 18-screw motor assembly, 19-screw slide block, 2-transfer mold, 21-positioning groove, 3-pressing assembly, 31-first telescopic part, 32-pressing block, 33-flexible contact and pressure part, 4-pressing wire assembly, 41-second telescopic part, 42-lifting seat, 43-pressing wire, 44-torsion spring assembly, 5-mounting frame, 51-mounting plate, 52-mounting groove, 6-air flow sensor, 7-electrical wire. DETAILED DESCRIPTION

[0021] The utility model provides an airflow sensor welding positioning device and an automated wire welding device thereof. In order to make the purpose, technical solution and effect of the utility model clearer and more specific, the utility model is further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "middle", "inner side", "outer side", etc. are directions or positional relationships of the present invention based on the drawings, which are only for the convenience of describing the present invention and simplifying the description. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0023] See also Figures 1 to 4 The utility model provides an airflow sensor welding positioning device including a feeding conveyor line 1, on which a plurality of transfer molds 2 are distributed along its length direction, on which a plurality of positioning grooves 21 for placing an airflow sensor 6 are distributed, and one side of the feeding conveyor line 1 is provided with at least one material pressing component 3 that can be extended up and down, the output end of the material pressing component 3 is located above the positioning groove 21, and the material pressing component 3 is used to press and position the airflow sensor 6; one side of the feeding conveyor line 1 is provided with at least one wire pressing component 4 that can be extended up and down, the output end of the wire pressing component 4 is located above one side of the positioning groove 21, and the wire pressing component 4 is used to press and position the electrical wire 7 on the airflow sensor 6.

[0024] In actual use, the positioning grooves 21 on each transfer mold 2 are all placed with airflow sensors 6. The transfer mold 2 flows between the various stations of the automated wire welding equipment along the transmission direction of the feeding conveyor line 1. When the transfer mold 2 passes through the pressing assembly 3, the pressing assembly 3 will press down toward the transfer mold 2, and use its output end to press the top of each airflow sensor 6, so that the airflow sensor 6 is completely embedded in the positioning groove 21, so as to position the airflow sensor 6 before wire welding, and avoid the problem of welding misalignment when the airflow sensor 6 passes through the wire welding station. When the airflow sensor 6 completes a wire welding task and flows through the wire pressing assembly 4, the wire pressing assembly 4 is used to press the electrical wire 7 on the airflow sensor 6 to comb the electrical wire 7 to avoid the problem of the electrical wire 7 being curled or forked, so that the electrical wire 7 will not be cross-entangled when the airflow sensor 6 is welded again.

[0025] It should be noted that the material pressing assembly 3 and the wire pressing assembly 4 need to be installed at the front end and the rear end of the automated wire bonding equipment respectively when in use.

[0026] like Figures 1 to 4As shown, further, the pressing assembly 3 includes a first telescopic part 31 and a pressing block 32, the first telescopic part 31 is detachably connected to one side of the feeding conveyor line 1, and the pressing block 32 is arranged on the output end of the first telescopic part 31, the pressing block 32 is located above the transfer mold 2, and the end of the pressing block 32 extends toward the direction of the positioning groove 21; when in use, the first telescopic part 31 is used to control the up and down movement of the pressing block 32, so as to realize the pressing action and release action of the pressing block 32 on the airflow sensor 6.

[0027] It should be noted that the pressing block 32 is an existing cylinder structure, and its specific structure and working principle are all existing technologies, which will not be described in detail here.

[0028] like Figures 1 to 4 As shown, further, a card slot (not shown in the figure) is provided at the bottom of the pressing block 32, and a flexible touch-pressing portion 33 for pressing the airflow sensor 6 is provided in the card slot; the flexible touch-pressing portion 33 can prevent a hard collision between the pressing block 32 and the airflow sensor 6, thereby preventing the pressing block 32 from causing unnecessary damage to the airflow sensor 6.

[0029] It should be noted that the flexible contact and pressure portion 33 is a contact and pressure portion having flexible characteristics, such as an existing rubber contact and pressure portion, a silicone contact and pressure portion, etc.

[0030] like Figures 1 to 4 As shown, further, the crimping assembly 4 includes a second telescopic portion 41, a lifting seat 42 and a crimping strip 43, the second telescopic portion 41 is detachably connected to one side of the feeding conveyor line 1, the lifting seat 42 is arranged on the output end of the second telescopic portion 41, the crimping strip 43 is rotatably connected to the end of the lifting seat 42 through a torsion spring assembly 44, and the crimping strip 43 is located above one side of the transfer mold 2; when in use, the second telescopic portion 41 is used to control the lifting seat 42 to rise and fall toward the direction of the airflow sensor 6, so as to realize the pressing action of the crimping strip 43 on the electric wire 7 and Release action. After the wire welding operation of the airflow sensor 6 is completed, the electric conductor 7 will extend toward one side of the airflow sensor 6. When the airflow sensor 6 passes through the wire crimping assembly 4, the wire crimping line 43 is used to press and fix the electric conductor 7 to eliminate the problem of the electric conductor 7 curling or splitting, so that the state of the electric conductor 7 is smoother and flatter, and the problem of the electric conductor 7 being cross-entangled when the airflow sensor 6 performs the wire welding operation again is prevented; in addition, the torsion spring assembly 44 is used to buffer the squeezing action of the wire crimping line 43 to prevent the wire crimping line 43 from flattening the electric conductor 7, thereby improving the safety of the wire crimping assembly 4 when in use.

[0031] It should be noted that the torsion spring assembly 44 is an existing torsion spring rotating assembly composed of accessories such as a latch and a torsion spring. The specific structure and working principle are all existing technologies and will not be described in detail here.

[0032] like Figures 1 to 4 As shown, further, one side of the feeding conveyor line 1 is provided with a plurality of mounting frames 5 for the material pressing assembly 3 and the wire crimping assembly 4, the mounting frame 5 includes two mounting plates 51 which are positioned opposite to each other, and a mounting groove 52 is provided on the mounting plate 51 along its length direction, the material pressing assembly 3 or the wire crimping assembly 4 is arranged between the two mounting plates 51, and the two sides of the material pressing assembly 3 or the wire crimping assembly 4 are respectively detachably connected to the two mounting grooves 52; when in use, the mounting frame 5 can be used to adjust the relative position between the material pressing assembly 3 and the wire crimping assembly 4 and the feeding mold, the material pressing assembly 3 and the wire crimping assembly 4 only need to adjust the front and rear positions between the two mounting plates 51, and use fasteners to lock the two sides of the material pressing assembly 3 and the wire crimping assembly 4 with the mounting grooves 52, thereby improving the flexibility of the material pressing assembly 3 and the wire crimping assembly 4 when in use.

[0033] like Figures 1 to 4 As shown, further, the feeding conveyor line 1 includes a transfer slide rail 11, and a slide groove 12 is provided on the transfer slide rail 11 to cooperate with the transfer mold 2. A plurality of push block assemblies 13 that can be opened and closed up and down are provided below the slide groove 12 along its length direction. All the push block assemblies 13 are connected by a connecting rod 14, and the connecting rod 14 is slidably connected to the transfer slide rail 11. One end of the transfer slide rail 11 is provided with a push-pull mechanism 15 for driving the connecting rod 14 to perform a linear sliding action along the direction of the slide groove 12, and the push-pull mechanism 15 is transmission-connected to one end of the connecting rod 14; when in use, the push block assembly 13 that can move left and right is used To realize the transfer action of the transfer mold 2, the push-pull mechanism 15 uses the connecting rod 14 to drive all the push block assemblies 13 to move horizontally to the left and right, so that the push block assembly 13 can be moved to the rear of the transfer mold 2, and then the push block assembly 13 enters the open state, so that its top extends into the slide groove 12. When the connecting rod 14 drives the push block assembly 13 to move in the direction of the transfer mold 2, the push block assembly 13 will push one side of the transfer mold 2 to slide along the length direction of the slide groove 12, thereby realizing the transfer action of the transfer mold 2. When the transfer mold 2 is moved into place, the push block assembly 13 will close downward and return to the bottom of the slide groove 12 and complete the reset action to prepare for the next feeding action.

[0034] In this embodiment, the push block assembly 13 includes a mounting seat (not shown in the figure), a hinge groove (not shown in the figure) is arranged on the top of the mounting seat, a push slider (not shown in the figure) is hinged in the hinge groove, and an electric telescopic rod (not shown in the figure) is arranged in the mounting seat below the push slider; the electric telescopic rod is used to adjust the ejection height of the push slider; when in use, the lifting height of the push slider is controlled by the electric telescopic rod, thereby controlling the telescopic action of the push slider in the slide groove 12, so that the push slider can realize the pushing action of the transfer mold 2.

[0035] like Figures 1 to 4 As shown, further, a plurality of bases 16 are provided at the bottom of the transfer slide rail 11 along its length direction, and a guide slider 17 slidably connected to the connecting rod 14 is provided on the base 16; the push-pull mechanism 15 includes a screw motor assembly 18 and a screw slider 19, and the screw motor assembly 18 is arranged at one end of the transfer slide rail 11, and one end of the connecting rod 14 is transmission-connected to the screw motor assembly 18 through the screw slider 19; when in use, the guide slider 17 is used to guide the connecting rod 14 so that the connecting rod 14 can perform a linear sliding action along the length direction of the transfer slide rail 11. In addition, the connecting rod 14 is driven to perform a linear sliding action by cooperating with the screw motor assembly 18 and the screw slider 19.

[0036] The utility model also provides an automatic wire welding device, comprising the welding positioning device of the airflow sensor as described above.

[0037] To sum up, when in use, the positioning grooves 21 on each transfer mold 2 are all placed with airflow sensors 6, and the transfer mold 2 flows between the various stations of the automated wire welding equipment along the transmission direction of the feeding conveyor line 1. When the transfer mold 2 passes through the pressing component 3, the pressing component 3 will press down toward the transfer mold 2, and use its output end to press the top of each airflow sensor 6, so that the airflow sensor 6 is completely embedded in the positioning groove 21, so as to position the airflow sensor 6 before wire welding, and avoid the problem of welding misalignment when the airflow sensor 6 passes through the wire welding station. When the airflow sensor 6 completes a wire welding task and flows through the wire pressing component 4, the wire pressing component 4 is used to press the electric wire 7 on the airflow sensor 6 to comb the electric wire 7 to avoid the problem of the electric wire 7 being curled or split, so that the problem of the electric wire 7 being cross-entangled will not occur when the airflow sensor 6 is welded again.

[0038] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and utility model concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.

Claims

1. An airflow sensor welding positioning device, It is characterized in that It includes a feeding conveyor line, on which a plurality of transfer molds are distributed along its length direction, on which a plurality of positioning grooves for placing airflow sensors are distributed, one side of the feeding conveyor line is provided with at least one material pressing component that can be extended up and down, the output end of the material pressing component is located above the positioning groove, and the material pressing component is used to press and position the airflow sensor; one side of the feeding conveyor line is provided with at least one wire pressing component that can be extended up and down, the output end of the wire pressing component is located above one side of the positioning groove, and the wire pressing component is used to press and position the electrical wire on the airflow sensor.

2. The airflow sensor welding positioning device according to claim 1, It is characterized in that The pressing assembly includes a first telescopic part and a pressing block. The first telescopic part is detachably connected to one side of the feeding conveyor line. The pressing block is arranged on the output end of the first telescopic part. The pressing block is located above the transfer mold, and the end of the pressing block extends toward the direction of the positioning groove.

3. The airflow sensor welding positioning device according to claim 2, It is characterized in that A card slot is arranged at the bottom of the pressing block, and a flexible contact pressing portion for pressing the airflow sensor is arranged in the card slot.

4. The airflow sensor welding positioning device according to claim 1, It is characterized in that The crimping assembly includes a second telescopic part, a lifting seat and a crimping line. The second telescopic part is detachably connected to one side of the feeding conveyor line. The lifting seat is arranged on the output end of the second telescopic part. The crimping line is rotatably connected to the end of the lifting seat through a torsion spring assembly. The crimping line is located above one side of the transfer mold.

5. The airflow sensor welding positioning device according to claim 1, It is characterized in that A plurality of mounting brackets for the material pressing assembly and the wire crimping assembly are arranged on one side of the feeding conveyor line, and the mounting brackets include two mounting plates which are positioned opposite to each other, and mounting grooves are arranged on the mounting plates along their length directions. The material pressing assembly or the wire crimping assembly is arranged between the two mounting plates, and the two sides of the material pressing assembly or the wire crimping assembly are detachably connected to the two mounting grooves respectively.

6. The airflow sensor welding positioning device according to claim 1, It is characterized in that The feeding conveyor line includes a transfer slide rail, a slide groove which is connected to the transfer mold is arranged on the transfer slide rail, and a plurality of push block assemblies which can be opened and closed up and down are arranged below the slide groove along its length direction, and all the push block assemblies are connected by a connecting rod, and the connecting rod is slidably connected to the transfer slide rail, and a push-pull mechanism for driving the connecting rod to perform a linear sliding action along the slide groove direction is arranged at one end of the transfer slide rail, and the push-pull mechanism is transmission-connected to one end of the connecting rod.

7. The airflow sensor welding positioning device according to claim 6, It is characterized in that The bottom of the transfer slide rail is provided with a plurality of bases along its length direction, and a guide slider is provided on the base to be slidably connected to the connecting rod; the push-pull mechanism includes a screw motor assembly and a screw slider, the screw motor assembly is arranged at one end of the transfer slide rail, and one end of the connecting rod is transmission-connected to the screw motor assembly through the screw slider.

8. An automated wire bonding device, It is characterized in that It comprises the airflow sensor welding positioning device as described in any one of claims 1-7.

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