CN218313321U - Torsional spring assembly machine - Google Patents

Abstract

The application belongs to the technical field of motor manufacturing, and particularly relates to a torsional spring assembling machine which comprises a rack, a conveying device, a torsional spring mounting mechanism, a dust removing mechanism and a detecting mechanism, wherein the conveying device is mounted on the rack and used for conveying workpieces; the torsion spring mounting mechanism is mounted on the rack and used for mounting a torsion spring on the workpiece; the dust removal mechanism is arranged on the rack and is used for removing dust on the workpiece; the detection mechanism is arranged on the rack and is used for detecting the workpiece after dust removal; the torsion spring mounting mechanism, the dust removal mechanism and the detection mechanism are sequentially arranged along the conveying direction of the conveying device. The torsional spring assembly machine can realize the mechanical assembly of the torsional spring and improve the production efficiency.

Description

Torsional spring assembly machine

Technical Field

The application belongs to the technical field of motor manufacturing, and particularly relates to a torsional spring assembling machine.

Background

With the development of science and technology, mechanical automation is more and more popular, and a motor is usually used as a mechanical power source and is a core component in mechanical equipment; motors are also widely used in medical devices, energy devices, automobiles, and tools commonly found in life. But the terminal rubber cover of motor also has some problems in the industrial production, and the skeleton of terminal rubber cover is provided with the torsional spring, and one side of torsional spring supports tightly on the skeleton, and the another side need support tightly and cover one side of carbon brush on the terminal rubber cover, and the opposite side of carbon brush supports tightly on the terminal of terminal rubber cover to realize the fixed and the electrical property switch-on between the part, and in the actual production process, the torsional spring adopts artifical mode to assemble usually, and assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a torsional spring assembling machine, and aims to solve the technical problem that manual assembly efficiency of torsional springs in the prior art is low.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: a torsion spring assembly machine comprising:

a frame;

the conveying device is arranged on the rack and is used for conveying the workpiece;

the torsion spring mounting mechanism is mounted on the rack and used for mounting a torsion spring on the workpiece;

the dust removal mechanism is arranged on the rack and is used for removing dust on the workpiece;

the detection mechanism is arranged on the rack and is used for detecting the workpiece subjected to dust removal;

the torsion spring mounting mechanism, the dust removal mechanism and the detection mechanism are sequentially arranged along the conveying direction of the conveying device.

One or more technical solutions in the torsion spring assembly machine provided by the present application have at least one of the following technical effects: when the automatic assembling device is used, a workpiece is placed on the conveying device, when the conveying device conveys the workpiece to the torsion spring mounting mechanism, the torsion spring mounting mechanism mounts the torsion spring on the workpiece, the conveying device continuously conveys the workpiece to the dust removal mechanism, the dust removal mechanism removes dust of the workpiece, the conveying device continuously conveys the workpiece to the detection mechanism, the detection mechanism detects the workpiece, and after the detection is completed, the assembling operation of the torsion spring is completed, so that the mechanical assembling of the torsion spring is realized, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a torsion spring assembly machine provided in an embodiment of the present application.

Fig. 2 is a schematic view showing the hidden frame and the closing plate of the torsion spring assembling machine shown in fig. 1.

Fig. 3 is a schematic structural diagram of a torsion spring mounting mechanism of the torsion spring assembly machine in fig. 2.

FIG. 4 is a first perspective structural view of the torsion spring opening assembly of the torsion spring mounting mechanism of FIG. 3.

FIG. 5 is a second perspective structural view of the torsion spring opening assembly of the torsion spring mounting mechanism of FIG. 3.

Fig. 6 is a partially enlarged view of a point a in fig. 5.

Fig. 7 is an exploded view of the opening assembly of the torsion spring in the torsion spring mounting mechanism shown in fig. 3.

Fig. 8 is a schematic structural view of the torsion spring loading assembly in the torsion spring mounting mechanism shown in fig. 3.

Fig. 9 is a partial enlarged view of fig. 8 at B.

FIG. 10 is a schematic view of the side compression assembly of the torsion spring in the torsion spring mounting mechanism of FIG. 3.

FIG. 11 is a schematic structural view of the workpiece positioning assembly in the torsion spring mounting mechanism of FIG. 3.

Fig. 12 is a schematic structural view of the carbon brush pressing mechanism in the torsion spring mounting mechanism shown in fig. 2.

Fig. 13 is an exploded view of the carbon brush pressing mechanism in the torsion spring mounting mechanism shown in fig. 12.

Fig. 14 is a schematic structural view of the dust removing mechanism in the torsion spring mounting mechanism shown in fig. 2.

FIG. 15 is a schematic structural view of the sensing mechanism in the torsion spring mounting mechanism shown in FIG. 2.

FIG. 16 is a schematic structural view of the conveyor in the torsion spring mounting mechanism of FIG. 2.

Fig. 17 is a schematic structural view of the first conveyance mechanism in the conveyance device shown in fig. 16.

Fig. 18 is a schematic structural view of a workpiece in the first conveyance mechanism shown in fig. 17.

Wherein, in the figures, the various reference numbers:

10. a frame; 11. a frame; 12. a work table; 13. a mounting frame; 14. a control box; 15. closing the plate; 16. a support leg; 17. a universal wheel;

20. a conveying device; 21. a first conveying mechanism; 22. a second conveying mechanism; 23. a first reversing mechanism; 24. a second reversing mechanism; 231. a reversing telescopic member; 232. a reversing plate; 233. a reversing conveying channel; 211. a first conveying telescopic member; 212. a second conveying telescopic member; 213. a third conveying telescopic member; 214. a jig conveying channel; 215. a fork plate; 216. a conveying plate;

30. a torsion spring mounting mechanism;

31. a torsion spring opening assembly; 311. a first rotary drive member; 312. a first abutting member; 313. a second abutting member; 314. installing a shaft; 315. a first telescoping member; 316. a first bracket; 317. a second telescoping member; 318. a second rotary drive; 319. mounting a plate; 301. a fourth telescoping member; 302. a second bracket; 3121. a first protrusion; 3131. a second protrusion;

32. a torsion spring feeding assembly; 321. a torsion spring feeder; 322. the torsion spring regulates the channel; 323. a torsion spring feeding mechanism; 3231. a third telescoping member; 32321. a housing hole; 3232. feeding plates; 3233. a blocking plate;

33. the torsional spring edge compresses the assembly; 331. compressing the telescopic piece; 332. a torsion spring side pressure head;

34. a workpiece positioning assembly; 341. positioning the telescopic member; 342. a positioning member; 3421. positioning holes; 3422. a notch;

40. a dust removal mechanism; 41. a dust removal telescopic member; 42. a dust hood;

50. a detection mechanism; 51. a manipulator; 52. a detection head; 53. a defective product channel; 54. a good product channel;

60. a carbon brush hold-down mechanism; 61. a carbon brush extension member; 62. a trigger; 63. a mounting seat; 64. a carbon brush pressure head; 621. perforating holes; 631. a sliding groove;

70. a linear slide rail;

80. a workpiece; 81. a framework; 82. a torsion spring; 83. a carbon brush; 84. a terminal; 811. a fixed shaft;

90. a jig.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-18 are exemplary and intended to be illustrative of the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1 to 18, in one embodiment of the present application, a torsion spring assembly machine is provided, which is mainly used for mounting a torsion spring 82 on a workpiece 80, and is particularly suitable for mounting the torsion spring 82 in a terminal rubber cover in a motor; specifically, referring to fig. 2, the torsion spring assembly machine comprises a frame 10, a conveying device 20, a torsion spring mounting mechanism 30, a dust removing mechanism 40 and a detecting mechanism 50, wherein the conveying device 20 is mounted on the frame 10 and is used for conveying a workpiece 80, and the torsion spring mounting mechanism 30 is mounted on the frame 10 and is used for mounting a torsion spring 82 on the workpiece 80; the dust removing mechanism 40 is mounted on the frame 10 and is used for removing dust on the workpiece 80; the detection mechanism 50 is mounted on the frame 10 and is used for detecting the workpiece 80 after dust removal; the torsion spring mounting mechanism 30, the dust removal mechanism 40, and the detection mechanism 50 are provided in this order along the conveying direction of the conveying device 20.

Specifically, in the torsion spring assembly machine according to the embodiment of the application, when in use, the workpiece 80 is placed on the conveying device 20, when the conveying device 20 conveys the workpiece 80 to the torsion spring mounting mechanism 30, after the torsion spring mounting mechanism 30 mounts the torsion spring 82 on the workpiece 80, the conveying device 20 continues to convey the workpiece 80 to the dust removal mechanism 40, after the dust removal mechanism 40 finishes removing dust from the workpiece 80, the conveying device 20 continues to convey the workpiece 80 to the detection mechanism 50, the detection mechanism 50 detects the workpiece 80, and after the detection is finished, the assembly operation of the torsion spring 82 is finished, so that the mechanical assembly of the torsion spring 82 is realized, and the production efficiency is improved.

In this embodiment, referring to fig. 1 and 2, the rack 10 includes a frame 11, a work table 12 and a plurality of mounting brackets 13, the work table 12 is disposed in the frame 11, each mounting bracket 13 is mounted on the work table 12, the conveying device 20, the torsion spring mounting mechanism 30, the dust removing mechanism 40 and the detecting mechanism 50 are all fixed on the work table 12 through the mounting brackets 13, and the frame 11 is externally covered with a sealing plate 15, so as to prevent the conveying device 20, the torsion spring mounting mechanism 30, the dust removing mechanism 40 and the detecting mechanism 50 from being exposed, prevent external impurities such as dust from entering the frame 11 and polluting the workpiece 80, and certainly reserve corresponding feeding openings and detecting openings in the specific structure.

In this embodiment, referring to fig. 1, a universal wheel 17 and a liftable supporting foot 16 are disposed at the bottom of the frame 11, the supporting foot 16 is used for supporting the whole torsion spring assembly machine, and the universal wheel 17 facilitates the movement of the torsion spring assembly machine.

In this embodiment, referring to fig. 1, a control box 14 is further disposed on the frame 11, the conveying device 20, the torsion spring mounting mechanism 30, the dust removing mechanism 40, and the detecting mechanism 50 are all electrically connected to the control box 14, and the control box 14 controls the conveying device 20, the torsion spring mounting mechanism 30, the dust removing mechanism 40, and the detecting mechanism 50 to sequentially operate according to an installation process, so as to achieve automatic operation of the torsion spring 82, and further improve production efficiency, wherein a control device (not shown) which can be formed by integrating an electric control component, an information processing center, and a data processing center is disposed in the control box 14. The control device may also be a PLC controller or a computer.

In the present embodiment, referring to FIG. 2, the number of the torsion spring mounting mechanisms 30 can be two, three, or more than three, which can satisfy the mounting of a plurality of torsion springs 82 on the workpiece 80. The number of the torsion spring mounting mechanisms 30 may be determined according to the number of the torsion springs 82 on the workpiece 80, and a plurality of the torsion spring mounting mechanisms 30 are arranged in sequence in the conveying direction of the conveying device 20 and on the upstream side of the dust removing mechanism 40.

As shown in fig. 3 to 12, in an embodiment of the present application, a torsion spring mounting mechanism 30 is provided, which includes a rack 10 and a torsion spring expanding assembly 31, and specifically, as shown in fig. 3 and 4, the torsion spring expanding assembly 31 includes a first rotary driving element 311, a first abutting element 312, a second abutting element 313 and a mounting shaft 314 for sleeving the torsion spring 82, the first rotary driving element 311, the second abutting element 313 and the mounting shaft 314 are all connected to the rack 10, and the first abutting element 312 and the second abutting element 313 are located at a side of the mounting shaft 314 and are respectively used for abutting against two sides of the torsion spring 82; the driving end of the first rotary driving member 311 is connected to the first abutting member 312 and is used for driving the first abutting member 312 to rotate around the axis of the mounting shaft 314, so that two sides of the torsion spring 82 are relatively close to or relatively far away from each other.

Specifically, the torsion spring mounting mechanism 30 of the embodiment of the present application, when in use, the torsion spring 82 is sleeved on the mounting shaft 314, the first abutting part 312 and the second abutting part 313 are respectively located between two sides of the torsion spring 82, then, the first rotary driving part 311 is started, the first rotary driving part 311 drives the first abutting part 312 to rotate, thereby the first abutting part 312 and the second abutting part 313 are staggered relatively in rotation around the axis of the mounting shaft 314, thereby two sides of the torsion spring 82 are driven to be relatively close to or far away from each other, thereby the opening of the torsion spring 82 is realized, so that the mechanical operation of opening the torsion spring 82 is realized, the problems that the torsion spring 82 is manually opened is low in efficiency, and is easy to be injured and has high labor intensity are solved.

The workpiece 80 in the following embodiment is described by taking a terminal rubber cover as an example, wherein, referring to fig. 18, the terminal rubber cover includes a framework 81, and a torsion spring 82, a carbon brush 83 and a terminal 84 mounted on the framework 81, a fixed shaft 811 is disposed on the framework 81, the torsion spring 82 is sleeved on the fixed shaft 811, one side of the torsion spring 82 needs to be pressed on the framework 81, and the other side of the torsion spring 82 is pressed on the carbon brush 83. Of course, in other embodiments, the workpiece 80 may be other components that require the installation of the torsion spring 82.

In another embodiment of the present application, referring to fig. 4 and 5, the torsion spring expanding assembly 31 of the torsion spring mounting mechanism 30 further includes a first telescopic member 315 and a first bracket 316, the first rotary driving member 311 and the second abutting member 313 are mounted on the first bracket 316, the mounting shaft 314 is connected to the first bracket 316, the first telescopic member 315 is connected to the frame 10, and a driving end of the first telescopic member 315 is connected to the first bracket 316 and is configured to drive the first bracket 316 to move, so that the torsion spring 82 on the mounting shaft 314 can be mounted on the workpiece 80. Specifically, when the torsion spring 82 needs to be installed on the workpiece 80, firstly, the first abutting part 312 and the second abutting part 313 open the torsion spring 82, secondly, the first telescopic part 315 drives the first bracket 316 to move close to the workpiece 80, the first bracket 316 drives the installation shaft 314 and the torsion spring 82 on the installation shaft 314 to move to the installation position of the torsion spring 82 on the workpiece 80, then, the first rotary driving part 311 drives the first abutting part 312 to rotate in the opposite direction, so that the torsion spring 82 is separated from the first abutting part 312 and the second abutting part 313, and under the elastic action of the torsion spring 82, two sides of the torsion spring 82 abut against the workpiece 80, so that the installation of the torsion spring 82 is realized; after the torsion spring 82 is installed, the first telescopic member 315 drives the first bracket 316 to move away from the workpiece 80, so that the installation shaft 314 and other components move away from the workpiece 80 to facilitate subsequent installation operations.

In another embodiment of the present application, referring to fig. 4 and 5, the torsion spring expanding assembly 31 of the torsion spring mounting mechanism 30 is provided to include a second telescopic member 317, wherein the telescopic direction of the second telescopic member 317 is parallel to or coincident with the axis of the mounting shaft 314; the second telescopic member 317 is mounted on the first bracket 316, and a driving end of the second telescopic member 317 is connected to the mounting shaft 314 and is used for driving the mounting shaft 314 to move out of the torsion spring 82. Specifically, when the workpiece 80 has a fixing shaft 811 for sleeving the torsion spring 82, during the installation of the torsion spring 82, the second expansion element 317 drives the installation shaft 314 to move out of the torsion spring 82, and the fixing shaft 811 gradually enters the central hole of the torsion spring 82, so as to achieve the installation of the torsion spring 82, thereby avoiding the interference between the fixing shaft 811 and the installation shaft 314 during the installation.

Exemplarily, as shown in fig. 4, 5 and 6, the first expansion member 315, the second expansion member 317 and the installation shaft 314 are vertically disposed, a driving end of the second expansion member 317 is disposed downward and connected to the installation shaft 314 and is located above the first rotary driving member 311, the first abutting member 312 and the second abutting member 313 are located below the first rotary driving member 311, the installation shaft 314 sequentially passes through the first rotary driving member 311 and the first abutting member 312, the first abutting member 312 is sleeved outside the installation shaft 314, the torsion spring 82 is sleeved at a lower end of the installation shaft 314, an upper end of the torsion spring 82 can abut against a lower surface of the first abutting member 312, a first protrusion 3121 is disposed on a lower surface of the first abutting member 312, a second protrusion 3131 is disposed on the second abutting member 313, and the first protrusion 3121 and the second protrusion 3131 are respectively used for pushing two sides of the torsion spring 82, so as to realize opening of the torsion spring 82; when the torsion spring 82 is installed, the workpiece 80 is located below the installation shaft 314, and the first telescopic member 315 drives the installation shaft 314 to move up and down, so that the installation of the torsion spring 82 is realized.

In another embodiment of the present application, and referring to fig. 3 and 8, the torsion spring mounting mechanism 30 of the torsion spring mounting mechanism 30 is provided further comprising a torsion spring loading assembly 32 for loading the mounting shaft 314 and located to the side of the first bracket 316; the torsion spring feeding assembly 32 includes a torsion spring feeding machine 321, a torsion spring regular channel 322 and a torsion spring feeding mechanism 323, which are installed on the frame 10, wherein the regular channel communicates an outlet of the feeding machine with an inlet of the torsion spring feeding mechanism 323, and is used for adjusting or keeping the torsion spring 82 to enter the torsion spring feeding mechanism 323 in a preset shape. Specifically, in the torsion spring feeder 321 carried the torsion spring 82 to the torsion spring regulation channel 322, the torsion spring 82 entered the torsion spring feed mechanism 323 in a preset posture after the regulation of the torsion spring regulation channel 322, the torsion spring feed mechanism 323 sleeved the torsion spring 82 on the installation shaft 314, and after the torsion spring regulation channel 322, the posture of the torsion spring 82 can ensure that the installation shaft 314 is stably inserted into the torsion spring 82, thereby ensuring that the subsequent torsion spring 82 is stably and orderly operated in the opening operation.

Illustratively, the torsion spring feeder 321 is a vibration disc feeder, after the torsion spring 82 passes through the vibration disc feeder, the torsion spring 82 enters the torsion spring regular channel 322 in a predetermined shape, and the torsion spring regular channel 322 keeps the torsion spring 82 entering the torsion spring feeding mechanism 323 in a predetermined posture, so as to ensure that the torsion spring 82 can be accurately and unmistakably sleeved on the mounting shaft 314.

In another embodiment of the present application, referring to fig. 8 and 9, a torsion spring feeding assembly 32 of the torsion spring mounting mechanism 30 is provided, which includes a third telescopic member 3231 and a feeding plate 3232, the third telescopic member 3231 is mounted on the rack 10, the feeding plate 3232 is provided with a receiving hole 32321 for receiving a torsion spring 82 sent from the regulated channel, and a driving end of the second telescopic member 317 is connected to the feeding plate 3232 and is used for driving the feeding plate 3232 to move, so that the receiving hole 32321 is staggered from the regulated channel. Specifically, after the torsion spring 82 enters the containing hole 32321 of the feeding plate 3232 from the regular channel, the third telescopic member 3231 drives the feeding plate 3232 to move, so that the regular channel is staggered from the containing hole 32321, and the torsion spring 82 in the containing hole 32321 is separated from the torsion spring 82 in the regular channel, thereby preventing the torsion spring 82 in the regular channel from being mistakenly mounted on the mounting shaft 314 and affecting the mounting of the rear torsion spring 82.

In another embodiment of the present application, referring to fig. 9, the torsion spring feeding assembly 32 of the torsion spring mounting mechanism 30 further includes a blocking plate 3233, and the blocking plate 3233 is mounted on the frame 10, is located at a side of the feeding plate 3232 opposite to the regulating channel, and is used for blocking the torsion spring 82 in the accommodating hole 32321 from falling out of the accommodating hole 32321 when the accommodating hole 32321 is communicated with the regulating channel. When the regular channel is communicated with the containing hole 32321, the torsion spring 82 in the regular channel can continuously enter the containing hole 32321, and the blocking plate 3233 can block the torsion spring 82 in the containing hole 32321 from falling out of the containing hole 32321, and can also prevent redundant torsion springs 82 from entering the regular channel.

In another embodiment of the present application, and as shown in fig. 3, 4 and 7, the torsion spring opening assembly 31 of the torsion spring mounting mechanism 30 is further provided to include a second rotary actuator 318 and a mounting plate 319, the second rotary actuator 318 being mounted to the mounting plate 319, a driving end of the second rotary actuator 318 being coupled to the first bracket 316 and configured to drive the first bracket 316 to rotate such that the end of the mounting shaft 314 can be aligned with the receiving hole 32321; the drive end of first telescoping member 315 is connected to mounting plate 319. Specifically, the second rotary driving member 318 drives the first bracket 316 to rotate, i.e., drives the mounting shaft 314 mounted on the first bracket 316 to rotate, and the lower end of the mounting shaft 314 rotates toward the receiving hole 32321 until the lower end of the mounting shaft 314 can be aligned with the receiving hole 32321, so that the torsion spring 82 in the receiving hole 32321 is mounted on the mounting shaft 314.

In another embodiment of the present application, referring to fig. 3, 4 and 7, the torsion spring expanding assembly 31 of the torsion spring mounting mechanism 30 further includes a fourth telescopic member 301 and a second bracket 302, the first telescopic member 315 is mounted on the second bracket 302, the fourth telescopic member 301 is mounted on the frame 10, the first telescopic member 315 is mounted on the second bracket 302, and a driving end of the fourth telescopic member 301 is connected to the second bracket 302 and is configured to drive the second bracket 302 to move, so that the mounting shaft 314 moves to the accommodating hole 32321. Specifically, after the second rotary driving element 318 rotates the mounting shaft 314 to align with the accommodating hole 32321, the second telescopic element 317 drives the second bracket 302 to move, and further drives the mounting shaft 314 connected to the second bracket 302 to move close to the accommodating hole 32321 until the mounting shaft 314 is inserted into the torsion spring 82 in the accommodating hole 32321, thereby realizing the loading of the torsion spring 82.

For example, referring to fig. 3, 4 and 7, after the second rotating member rotates the mounting shaft 314 toward the feeding plate 3232 to a horizontal state, the fourth telescopic member 301 drives the second bracket 302, that is, the mounting shaft 314 moves, so that after the end of the mounting shaft 314 is inserted into the torsion spring 82 in the accommodating hole 32321, the first rotating driving member 311 is activated, so that the torsion spring 82 is opened by the first abutting member 312 and the second abutting member 313, and is thus fixed at the end of the mounting shaft 314, the fourth telescopic member 301 drives the second bracket 302 to move in the reverse direction, that is, after the mounting shaft 314 is driven to move out of the accommodating hole 32321, at this time, the torsion spring 82 is fixedly sleeved on the mounting shaft 314, and then, the second rotating member rotates in the reverse direction, after the mounting shaft 314 is rotated to a vertical state, the first telescopic member 315 drives the first bracket 316, that is, the mounting shaft 314 is driven to move downward, until the mounting shaft is moved to contact with the fixing shaft 811 on the workpiece 80, and at the second telescopic member 317 is activated, the mounting shaft 317 drives the mounting shaft 314 to retract into the first abutting connection, and the torsion spring is pushed into the mounting shaft 82, so that the mounting shaft 82 is installed on the torsion spring 82.

Furthermore, the rack 10 and the second support 302 and the mounting plate 319 are connected by the linear slide rail 70, and the movement of the whole device is more stable and reliable through the guiding and connecting action of the linear slide rail 70.

In another embodiment of the present application, referring to fig. 3 and 10, the torsion spring mounting mechanism 30 further includes a torsion spring side pressing component 33 disposed at a side of the torsion spring expanding component 31, the torsion spring side pressing component 33 includes a pressing expansion piece 331 and a torsion spring side pressing head 332, the pressing expansion piece 331 is mounted on the frame 10, and a driving end of the pressing expansion piece 331 is connected to the torsion spring side pressing head 332 and is configured to drive the torsion spring side pressing head 332 to press one side of the torsion spring 82 onto the workpiece 80. Specifically, the torsion spring 82 is driven to move towards the workpiece 80 while pressing the telescopic piece 331 through the torsion spring 82 until one side of the torsion spring 82 is pressed on the workpiece 80, so that the torsion spring 82 is fixedly connected with the workpiece 80 well.

In another embodiment of the present application, referring to fig. 3 and 11, the torsion spring mounting mechanism 30 further includes a workpiece positioning assembly 34 for positioning the workpiece 80, the workpiece positioning assembly 34 includes a positioning telescopic member 341 and a positioning member 342, the positioning telescopic member 341 is mounted on the frame 10, and a driving end of the positioning telescopic member 341 is connected to the positioning member 342 and is configured to drive the positioning member 342 to move, so that the positioning member 342 is sleeved on the workpiece 80. Specifically, after the workpiece 80 moves to the preset position, the positioning telescopic member 341 drives the positioning member 342 to move toward the workpiece 80 until the positioning member 342 is sleeved on the workpiece 80, and at this time, the position of the workpiece 80 is relatively fixed, thereby facilitating the accurate installation of the torsion spring 82.

For example, referring to fig. 3, the torsion spring mounting mechanism 30 has a mounting position (not shown) for placing the workpiece 80 so as to mount the torsion spring 82, the torsion spring expanding component 31, the workpiece positioning component 34 and the torsion spring edge pressing component 33 are sequentially arranged at intervals along the circumferential direction of the mounting position, the positioning telescopic component 341 is vertically arranged, and when the positioning telescopic component 341 drives the positioning component 342 to move downward, the positioning component 342 is sleeved on the workpiece 80 from above the workpiece 80; when the positioning telescopic member 341 drives the positioning member 342 to move upwards, the positioning member 342 moves away from the upper side of the workpiece 80, so that the subsequent installation of the workpiece 80 is facilitated; the positioning part 342 is provided with a positioning hole 3421, the workpiece 80 is located in the positioning hole 3421, the workpiece 80 is in a positioning state, in addition, the positioning part 342 is provided with a notch 3422 communicated with the positioning hole 3421, the compression extension part 331 is horizontally arranged, the torsion spring side pressure head 332 is arranged right opposite to the notch 3422, the driving end of the compression extension part 331 drives the torsion spring side pressure head 332 to extend into the notch 3422, so that one side of the torsion spring 82 is compressed on the workpiece 80, after the compression operation is completed, the compression extension part is compressed to drive the torsion spring 82 to move out from the notch 3422 at the same time, and the next compression operation is facilitated.

In another embodiment of the present application, referring to fig. 2 and 12, a dust removing mechanism 40 of the torsion spring assembly machine is provided, which includes a dust removing telescopic element 41 and a dust hood 42, wherein the dust removing telescopic element 41 is mounted on the frame 10, and a driving end of the dust removing telescopic element 41 is connected to the dust hood 42 and is used for driving the dust hood 42 to cover the workpiece 80 or driving the dust hood 42 to move away from the workpiece 80; that is, the dust hood 42 sucks impurities such as dust on the workpiece 80, thereby achieving the operation of removing dust from the workpiece 80. Wherein, the dust removal telescopic part 41 is vertically arranged, the dust removal telescopic part 41 drives the dust hood 42 to move downwards until the dust hood 42 is covered on the workpiece 80, so as to carry out dust removal operation; after the dust removing operation is completed, the dust collection telescopic member 41 drives the dust collection cover 42 to move upwards, so that the dust collection cover 42 is removed from above the workpiece 80, and the subsequent operation of the workpiece 80 is facilitated.

The dust hood 42 is communicated with an external fan through a pipeline, and the dust hood 42 is vacuumized through the fan, so that dust removal operation is realized.

In another embodiment of the present application, referring to fig. 2 and 13, a detection mechanism 50 of the torsion spring assembly machine is provided, which includes a detection head 52 and a manipulator 51, wherein a defective product channel 53 and a good product channel 54 are provided on the frame 10, the manipulator 51 is mounted on the frame 10, and the detection head 52 is connected to a movable end of the manipulator 51; when the detection head 52 detects that the workpiece 80 is good, the mechanical arm 51 is triggered to move the workpiece 80 into the good channel 54; when the detection head 52 detects that the workpiece 80 is a defective product, the robot 51 is triggered to move the workpiece 80 into the defective product passage 53. Specifically, after the dust removal of the workpiece 80 is completed, the conveying device 20 conveys the workpiece 80 to the detection mechanism 50, and the manipulator 51 moves the detection head 52 to the position above the workpiece 80 to perform the detection operation on the workpiece 80; when the detection head 52 detects that the workpiece 80 is a defective product, the manipulator 51 moves the workpiece 80 into the defective product channel 53; when the detection head 52 detects that the workpiece 80 is good, the manipulator 51 moves the workpiece 80 into the good channel 54; therefore, the detection and defective product elimination of the workpiece 80 can be completed simultaneously, the defective products are prevented from flowing into the subsequent manufacturing process, and the yield of the product is improved.

Wherein the detection head 52 is a camera or other image detection sensor.

In another embodiment of the present application, referring to fig. 2, 14 and 15, the torsion spring assembly machine of the torsion spring assembly machine further includes a carbon brush pressing mechanism 60, the carbon brush pressing mechanism 60 is located at an upstream side of the torsion spring mounting mechanism 30, the carbon brush pressing mechanism 60 includes a carbon brush expansion element 61, a trigger element 62, an elastic element, a mounting seat 63 and a carbon brush indenter 64, the carbon brush expansion element 61 and the trigger element 62 are both mounted on the frame 10, the trigger element 62 is provided with a through hole 621, the carbon brush indenter 64 is slidably engaged with the mounting seat 63 and slides along a radial direction of the through hole 621, the elastic element is mounted between the carbon brush indenter 64 and the mounting seat 63 and arranged along a sliding direction of the carbon brush indenter 64, and is configured to push the carbon brush indenter 64 out of the mounting seat 63 at least partially; the driving end of the carbon brush expansion piece 61 is connected with the mounting base 63 and is used for driving the mounting base 63 to penetrate through the through hole 621, so that the carbon brush pressing head 64 is squeezed to move to press the carbon brush 83 and the terminal 84 on the workpiece 80 tightly.

Before the torsion spring 82 is installed on the workpiece 80, the carbon brush telescopic piece 61 drives the carbon brush pressure head 64 to move towards the workpiece 80 until the carbon brush 83 on the workpiece 80 is pressed onto the terminal 84, so that stable and reliable connection between the carbon brush 83 and the terminal 84 is guaranteed. More specifically, the driving end of the carbon brush telescopic part 61 is arranged downwards, the mounting base 63 is located below the carbon brush telescopic part 61, the mounting base 63 is provided with a sliding groove 631, the carbon brush press head 64 is slidably clamped in the sliding groove 631, and two ends of the elastic part abut against between the carbon brush press head 64 and the end face, close to the center of the mounting base 63, of the sliding groove 631; in a specific working process, when the driving end of the carbon brush telescopic part 61 drives the mounting base 63 to move downwards to enter the through hole 621 of the limiting part, the inner wall of the through hole 621 pushes the carbon brush telescopic part 61 to compress the elastic part to move towards the axis of the through hole 621, and at the moment, the carbon brush pressure head 64 extends into the workpiece 80 from the side surface of the workpiece 80, so that the carbon brush 83 and the terminal 84 are pressed tightly; after the carbon brush 83 and the terminal 84 are compressed, the carbon brush expansion piece 61 drives the mounting base 63 to leave the through hole 621, and then the elastic piece recovers to the original state under the elastic action of the elastic piece, so that the carbon brush expansion piece 61 compresses the elastic piece to move and reset back to the axis of the through hole 621.

Further, the number of the carbon brush indenters 64 may be two, three, or more than three, and the carbon brush indenters 64 are arranged at intervals along the circumferential direction of the through holes 621, wherein the specific number of the carbon brush indenters 64 may be determined according to the number of the carbon brushes 83, so that the carbon brush expansion piece 61 is ensured to expand and contract once, and all the carbon brushes 83 on the workpiece 80 and the corresponding terminals 84 may be compressed.

In this embodiment, the number of the carbon brush indenters 64 is two, and the two carbon brush indenters 64 are arranged oppositely.

In another embodiment of the present application, referring to fig. 2 and 16, a conveying device 20 of the torsion spring assembly machine is provided, which includes a first conveying mechanism 21, a second conveying mechanism 22, a first reversing mechanism 23 and a second reversing mechanism 24, wherein the first conveying mechanism 21 and the second conveying mechanism 22 are arranged in parallel, and the conveying directions are opposite, and are used for conveying jigs 90 for placing workpieces 80; the first reversing mechanism 23 is located between the feeding position of the first conveying mechanism 21 and the discharging position of the second conveying mechanism 22, and is used for conveying the jig 90 at the discharging position of the second conveying mechanism 22 to the first conveying mechanism 21; the second reversing mechanism 24 is located between the feeding position of the second conveying mechanism 22 and the discharging position of the first conveying mechanism 21, and is used for conveying the jig 90 at the discharging position of the first conveying mechanism 21 to the second conveying mechanism 22; the torsion spring mounting mechanism 30, the dust removing mechanism 40, and the detecting mechanism 50 are provided in this order in the conveying direction of the first conveying mechanism 21 or the conveying direction of the second conveying mechanism 22.

Specifically, the workpiece 80 is placed on the jig 90 and is conveyed on the conveying device 20 along with the jig 90, and during specific assembly, after the workpiece 80 is placed on the jig 90 on the second conveying mechanism 22, when the second conveying mechanism 22 conveys the jig 90 to the blanking position of the second conveying mechanism 22, the first reversing mechanism 23 conveys the jig 90 to the first conveying mechanism 21, and during the conveying process of the jig 90 on the first conveying mechanism 21, the workpiece passes through the torsion spring mounting mechanism 30, the dust removing mechanism 40 and the detecting mechanism 50 in sequence, so that the assembly of the torsion spring 82 is completed; after the torsion spring 82 is assembled, the jig 90 is conveyed to the blanking position of the first conveying mechanism 21, and the second reversing mechanism 24 conveys the jig 90 back to the first conveying mechanism 21, so that the jig 90 is recycled.

In this embodiment, as shown in fig. 16 and 17, the second conveying mechanism 22 is a belt conveying mechanism, the first reversing mechanism 23 and the second reversing mechanism 24 both include a reversing telescopic member 231 and a reversing conveying channel 233 that is disposed on the frame 10 and used for circulating the jig 90, the reversing telescopic member 231 is mounted on the frame 10, a driving end of the reversing telescopic member 231 is connected to the reversing plate 232, and the reversing telescopic member 231 drives the reversing plate 232 to move along a length direction of the reversing conveying channel 233, so as to push the jig 90 in the reversing channel forward.

Specifically, the reversing telescopic member 231 of the first reversing mechanism 23 is arranged at the blanking position of the second conveying mechanism 22 and faces away from the side of the second conveying mechanism 22, the reversing channel of the first reversing mechanism 23 is located between the first conveying mechanism 21 and the second conveying mechanism 22, the reversing plate 232 of the first reversing mechanism 23 is located above the blanking position of the second conveying mechanism 22, and the jig 90 on the second conveying mechanism 22 is pushed into the reversing channel of the first reversing mechanism 23 by the movement of the reversing plate 232 of the first reversing mechanism 23 and then enters the first conveying mechanism 21.

More specifically, the reversing telescopic member 231 and the reversing plate 232 of the second reversing mechanism 24 are disposed on the lateral side of the blanking position of the first conveying mechanism 21, one end of the reversing channel of the second reversing mechanism 24 is located on the lateral side of the blanking position of the first conveying mechanism 21, the other end of the reversing channel is located on the lateral side of the feeding position of the second conveying mechanism 22, and the jig 90 on the second conveying mechanism 22 is pushed into the reversing channel of the second reversing mechanism 24 by the movement of the reversing plate 232 of the second reversing mechanism 24, so as to enter the second conveying mechanism 22.

More specifically, the first conveying mechanism 21, the second conveying mechanism 22 and the two reversing conveying channels 233 are enclosed to form a closed rectangular channel, and the jigs 90 circulate in the rectangular channel.

Further, the first conveying mechanism 21 includes a first conveying telescopic element 211, a second conveying telescopic element 212, a third conveying telescopic element 213 and a jig conveying channel 214 disposed on the rack 10, the jig conveying channel 214 is disposed in parallel with the conveying direction of the second conveying mechanism 22, the first conveying telescopic element 211 is disposed at an end of the jig conveying channel 214, a driving end of the first conveying telescopic element 211 is parallel to the length direction of the jig conveying channel 214, a driving end of the first conveying telescopic element 211 is connected with a conveying plate 216, the first conveying telescopic element 211 drives the conveying plate 216 to push the jig 90 sent by the first reversing mechanism 23 to be conveyed forward along the jig conveying channel 214, the second conveying telescopic element 212 is mounted on the rack 10 and arranged along the length direction of the jig conveying channel 214, a driving end of the second conveying telescopic element 212 is connected with the third conveying telescopic element 213, the second conveying telescopic element 212 is disposed perpendicular to the third conveying telescopic element 213, the driving end of the third conveying telescopic element 213 is connected with a fork plate 215, when the first conveying telescopic element 211 pushes the jig 90 into the position of the jig conveying telescopic element 215, the driving end of the fork element 213 drives the fork element 213 to extend the jig 90, and then the conveying telescopic element 212 extends out the fork element 212; in addition, after the fork plate 215 forks the jig 90, the position of the jig 90 is relatively fixed, and meanwhile, the second conveying telescopic piece 212 extends out once, and the position where the jig 90 moves is fixed, so that the jig 90 can be accurately positioned, and the installation of the torsion spring 82 is more accurate.

Furthermore, the number of the fork plates 215 is two, three, four or more, as shown in the figures, the number of the fork plates 215 is nine, so that the second conveying expansion member 212 can simultaneously drive nine jigs 90 to move forward, when one jig 90 is pushed into the carbon brush pressing mechanism 60 by the first conveying expansion member 211, the third conveying expansion member 213 drives the fork plates 215 to fork the jig 90, so as to ensure that the carbon brush pressing mechanism 60 can accurately press the carbon brushes 83 on the workpiece 80 and the terminals 84, after the carbon brushes 83 on the workpiece 80 and the terminals 84 are pressed, the second conveying expansion member 212 drives the third conveying expansion member 213 and the fork plates 215 to move forward, so that after the nine jigs 90 simultaneously move forward for a distance, the jig enters a subsequent assembly process, the third conveying expansion member 213 resets to drive the fork rod to be separated from the workpiece 80, the second conveying expansion member 212 resets to drive the third conveying expansion member 213 and the fork plates 215 to move backward, and then the second conveying expansion member 212 moves forward again, so as to convey the jig 90 forward, and at the same time, the jig 90 moves forward, the jig 90 and the jig 90 moves forward in the conveying passage while the fixture 30 moves forward, so that the fixture 30 can be stably, and the fixture mounting mechanism can be stably detected, and the fixture 90 can be accurately detected.

It should be noted that, when the jig 90 passes through the detection mechanism 50, the manipulator 51 moves away the workpiece 80 in the jig 90, and thus the empty jig 90 enters the second reversing mechanism 24 and the second conveying mechanism 22, so that the workpiece 80 can be loaded only by placing the jig 90 without the torsion spring 82 on the hollow jig 90 of the second reversing mechanism 24 or the second conveying mechanism 22, and meanwhile, the jig 90 is recycled without arranging too many jigs 90, thereby greatly saving the cost of the torsion spring assembly machine.

Of course, in other embodiments, the first conveying mechanism 21 and the second conveying mechanism 22 may be both belt conveying mechanisms, and may also be other conveying mechanisms.

The reversing telescopic part 231, the first conveying telescopic part 211, the second conveying telescopic part 212, the third conveying telescopic part 213, the first telescopic part 315, the second telescopic part 317, the third telescopic part 3231, the fourth telescopic part 301, the pressing telescopic part 331, the positioning telescopic part 341, the dust removal telescopic part 41 and the carbon brush telescopic part 61 can be cylinders or linear modules; of course, in other embodiments, the reversing telescopic member 231, the first conveying telescopic member 211, the second conveying telescopic member 212, the third conveying telescopic member 213, the first telescopic member 315, the second telescopic member 317, the third telescopic member 3231, the fourth telescopic member 301, the pressing telescopic member 331, the positioning telescopic member 341, the dust-removing telescopic member 41 and the carbon brush telescopic member 61 may be other members capable of driving the members to linearly extend and retract back.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. A torsional spring assembly machine which characterized in that: the method comprises the following steps:

a frame;

the conveying device is arranged on the rack and is used for conveying workpieces;

the torsional spring mounting mechanism is mounted on the rack and is used for mounting a torsional spring on the workpiece;

the dust removal mechanism is arranged on the rack and is used for removing dust on the workpiece;

the detection mechanism is arranged on the rack and is used for detecting the workpiece subjected to dust removal;

the torsional spring installation mechanism, the dust removal mechanism and the detection mechanism are sequentially arranged along the conveying direction of the conveying device.

2. The torsion spring assembly machine of claim 1, wherein: the torsion spring mounting mechanism comprises a torsion spring opening assembly used for opening the torsion spring;

the torsion spring opening assembly comprises a first rotary driving piece, a first abutting piece, a second abutting piece and an installation shaft for sleeving the torsion spring, the first rotary driving piece, the second abutting piece and the installation shaft are all connected with the rack, and the first abutting piece and the second abutting piece are located on the side of the installation shaft and are respectively used for abutting against the two sides of the torsion spring; the driving end of the first rotary driving piece is connected with the first abutting piece and used for driving the first abutting piece to rotate around the axis of the mounting shaft, so that two sides of the torsion spring are relatively close to or relatively far away from each other.

3. The torsion spring assembly machine of claim 2, wherein: the torsional spring opening assembly further comprises a first telescopic piece and a first support, the first rotary driving piece and the second abutting piece are installed on the first support, the installation shafts are connected with the first support, the first telescopic piece is connected with the rack, the driving end of the first telescopic piece is connected with the first support and used for driving the first support to move, and therefore the torsional spring on the installation shafts can be installed on the workpiece.

4. The torsion spring assembly machine according to claim 3, wherein: the torsion spring opening assembly comprises a second telescopic piece, and the telescopic direction of the second telescopic piece is parallel to or coincided with the axis of the mounting shaft; the second telescopic piece is installed on the first support, and the driving end of the second telescopic piece is connected with the installation shaft and used for driving the installation shaft to move out of the torsion spring.

5. The torsion spring assembly machine according to any one of claims 2 to 4, wherein: the torsion spring mounting mechanism further comprises a torsion spring feeding assembly which is used for feeding the torsion spring opening assembly and is positioned on the side of the torsion spring opening assembly;

the torsion spring feeding assembly comprises a torsion spring feeding machine, a torsion spring regular channel and a torsion spring feeding mechanism, wherein the torsion spring feeding machine, the torsion spring regular channel and the torsion spring feeding mechanism are arranged on the rack, the regular channel is communicated with an outlet of the feeding machine and an inlet of the torsion spring feeding mechanism, and the torsion spring regular channel is used for adjusting or keeping the torsion spring to enter the torsion spring feeding mechanism in a preset form.

6. A torsion spring assembly machine according to any one of claims 2 to 4, wherein: the torsional spring installation mechanism further comprises a torsional spring edge pressing assembly arranged on the side of the torsional spring opening assembly, the torsional spring edge pressing assembly comprises a first pressing telescopic piece and a torsional spring edge pressing head, the first pressing telescopic piece is installed on the rack, and a driving end of the first pressing telescopic piece is connected with the torsional spring edge pressing head and used for driving the torsional spring edge pressing head to press one edge of the torsional spring on the workpiece.

7. A torsion spring assembly machine according to any one of claims 2 to 4, wherein: the torsion spring mounting mechanism further comprises a workpiece positioning assembly for positioning the workpiece, the workpiece positioning assembly comprises a positioning telescopic piece and a positioning piece, the positioning telescopic piece is mounted on the rack, and a driving end of the positioning telescopic piece is connected with the positioning piece and used for driving the positioning piece to move, so that the positioning piece is sleeved on the workpiece.

8. The torsion spring assembly machine according to any one of claims 1 to 4, wherein: the conveying device comprises a first conveying mechanism, a second conveying mechanism, a first reversing mechanism and a second reversing mechanism, wherein the first conveying mechanism and the second conveying mechanism are arranged in parallel, are opposite in conveying direction and are used for conveying jigs for placing the workpieces;

the first reversing mechanism is positioned between the feeding position of the first conveying mechanism and the discharging position of the second conveying mechanism and is used for conveying the jig at the discharging position of the second conveying mechanism to the first conveying mechanism;

the second reversing mechanism is positioned between the feeding position of the second conveying mechanism and the discharging position of the first conveying mechanism and is used for conveying the jig at the discharging position of the first conveying mechanism to the second conveying mechanism;

the torsion spring mounting mechanism, the dust removal mechanism and the detection mechanism are sequentially arranged along the conveying direction of the first conveying mechanism or the conveying direction of the second conveying mechanism.

9. The torsion spring assembly machine according to any one of claims 1 to 4, wherein: the detection mechanism comprises a detection head and a mechanical arm, a defective product channel and a non-defective product channel are arranged on the rack, the mechanical arm is arranged on the rack, and the detection head is connected with the movable end of the mechanical arm;

when the detection head detects that the workpiece is good, triggering the mechanical arm to move the workpiece into the good channel;

and when the detection head detects that the workpiece is a defective product, triggering the mechanical arm to move the workpiece into the defective product channel.

10. The torsion spring assembly machine according to any one of claims 1 to 4, wherein: the torsional spring assembling machine further comprises a carbon brush pressing mechanism, the carbon brush pressing mechanism is located on the upstream side of the torsional spring installing mechanism and comprises a carbon brush telescopic piece, a triggering piece, an elastic piece, an installing seat and a carbon brush pressure head, the carbon brush telescopic piece and the triggering piece are installed on the rack, the triggering piece is provided with a through hole, the carbon brush pressure head is connected to the installing seat in a sliding mode and slides along the radial direction of the through hole, and the elastic piece is installed between the carbon brush pressure head and the installing seat, arranged along the sliding direction of the carbon brush pressure head and used for pushing the carbon brush pressure head out of the installing seat at least partially;

the driving end of the carbon brush telescopic piece is connected with the mounting seat and used for driving the mounting seat to penetrate into the through hole, so that the carbon brush pressing head is squeezed to move to press the carbon brush and the terminal on the workpiece tightly.

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