Press fitting tool for nut of front shell of automobile air conditioner

Abstract

The utility model discloses an automobile air conditioner front shell nut press-fitting tool, and relates to the technical field of press-fitting tools, in particular to an automobile air conditioner front shell nut press-fitting tool which comprises a machine base, and a press-fitting mechanism is installed at one end of the top of the machine base. The machine base is provided with a station mechanism and is used for carrying out multi-station machining on the front shell of the automobile air conditioner, the machine base is provided with a feeding mechanism and is used for feeding nuts, and the station mechanism comprises a bearing assembly which comprises a rotary disc installed at the top of the machine base through a divider. The problem that the production time is greatly increased in the press fitting production process of large-batch automobile air conditioner front shells and nuts due to the fact that automatic press fitting is achieved, but press fitting can only be conducted after the parts and the accessories are well positioned before press fitting is conducted every time is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of press-fitting tools, in particular to a press-fitting tool for a nut of a front housing of an automobile air conditioner. Background Art

[0002] The air conditioning box in the car air conditioning system is a device used to blow cold and hot air into the car. The air conditioning box contains components such as the fan, heat exchanger, mode damper, temperature damper, internal and external circulation damper, and shell. The shell plays a structural role in protecting the internal structure of the air conditioning box.

[0003] After checking the public (announcement) number: CN217750259U, a press-fitting tool for nuts of an air-conditioning box housing is disclosed. This technology discloses "a press-fitting tool for nuts of an air-conditioning box housing, including a bottom plate, a pressing mechanism, and a pressing mechanism; the front side of the top surface of the bottom plate is provided with a support seat arranged in a triangular shape, which is used to support and position the main body of the part; the rear side of the top surface of the bottom plate is provided with a support frame; the top surface of the bottom plate is provided with a support platform, which is located in front of the support frame and adjacent to the support frame" and other technical solutions, which have "simple operation, high stability of automatic press-fitting and high processing efficiency";

[0004] The above scheme completes the press-fitting of parts and accessories through the cooperation of the clamping mechanism and the pressing mechanism. Although automatic press-fitting is achieved, the parts and accessories need to be positioned before press-fitting each time, which greatly increases the production time when press-fitting the front housing of a large number of automobile air conditioners with nuts. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a nut pressing tool for the front housing of an automobile air conditioner, which has the characteristics of realizing multi-station processing through a station mechanism to improve the pressing efficiency, and each station component can be disassembled and assembled at the same time to improve the replacement efficiency.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a nut press-fitting tool for the front housing of an automobile air conditioner, comprising a machine base, a press-fitting mechanism is installed at one end of the top of the machine base, a station mechanism is arranged on the machine base and is used for multi-station processing of the front housing of the automobile air conditioner, a feeding mechanism is arranged on the machine base and is used for feeding the nuts, and the station mechanism includes:

[0007] The bearing assembly includes a turntable installed on the top of the machine base through a divider, a plurality of mounting holes distributed in a circumference are opened on the inner outer edge of the turntable, a plurality of threaded rods are inserted and installed on the outer wall of the turntable, a plurality of shaft frames are fixed on the outer wall of the turntable, a gear is rotatably installed on the shaft frame, and the inner wall of the gear is threadedly connected with the outer wall of the threaded rod, and a gear ring is rotatably installed on the outer wall of the lower end of the turntable;

[0008] The station assembly comprises a mounting head mounted on the mounting hole, the mounting head is fixed with a station tool and is used to position the front housing of the automobile air conditioner;

[0009] The stabilizing component is arranged on the machine base and is used to improve the rotation stability of the bearing component.

[0010] Preferably, the bearing assembly further comprises a groove formed on the threaded rod, and the gear ring and the gear are meshed with each other.

[0011] Preferably, the stabilizing component comprises a support frame fixed on the top of the machine base and distributed around the circumference with the turntable as the axis, an extension frame is installed on the turntable, and a roller is rotatably installed on the upper end of the extension frame.

[0012] Preferably, the stabilizing component further comprises a waist-shaped hole opened on the supporting frame.

[0013] Preferably, the feeding mechanism includes a vertical frame fixed on one side of the top of the machine base, a guide rail is fixed on the upper end of the vertical frame, a slide is slidably mounted on the guide rail, a standard cylinder is mounted on the vertical frame and is used to drive the slide to move, a double-axis cylinder is mounted on the slide, a mounting frame is mounted on the output end of the double-axis cylinder, and pneumatic claw clamps are mounted on both sides of the lower end of the mounting frame.

[0014] Preferably, the feeding mechanism further comprises a base fixed on one side of the stand, a material trough is installed on the upper end of the base, a vibration plate is installed on one side of the top of the base, and one end of the material trough is connected to the discharge port of the vibration plate.

[0015] Beneficial Effects

[0016] The utility model provides a nut press-fitting tool for the front housing of an automobile air conditioner. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The nut is sent to the front end of the material trough through the vibration plate, and the pneumatic claw clamp on the mounting frame is driven by the output end of the double-axis cylinder to clamp the nut, and then the slide is driven to move by the output end of the standard cylinder, so that the clamped nut is sent to the front shell of the automobile air conditioner on the station tooling; then the divider drives the bearing assembly to rotate and drives the front shell of the automobile air conditioner on the station assembly to pass through the press-fitting mechanism in turn, so that the nut and the front shell of the automobile air conditioner are press-fitted; thereby improving the press-fitting efficiency.

[0018] (2) When replacing the installation station component, the installation head on the station tooling is inserted into the installation hole, and then the gear is driven to rotate by rotating the ring gear, and the gear drives the threaded rod to move, so that the threaded rod is inserted into the installation head, thereby fixing the station component on the load-bearing component, so that each station component can be disassembled and assembled at the same time, thereby improving the replacement efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 This is a disassembled diagram of the load-bearing component and the station component in the utility model;

[0021] Figure 3 It is a cross-sectional view of the load-bearing component in the utility model;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the structure of the local A in the middle;

[0023] Figure 5 It is a structural schematic diagram of the stabilizing component in the utility model;

[0024] Figure 6 It is a structural schematic diagram of the feeding mechanism in the utility model.

[0025] In the figure: 1. base; 2. press-fitting mechanism; 3. station mechanism; 31. bearing assembly; 311. turntable; 312. mounting hole; 313. threaded rod; 314. shaft frame; 315. gear; 316. groove; 317. gear ring; 32. station assembly; 321. station tooling; 322. mounting head; 33. stabilizing assembly; 331. supporting frame; 332. extension frame; 333. roller; 334. waist-shaped hole; 4. feeding mechanism; 41. stand; 42. guide rail; 43. slide; 44. standard cylinder; 45. double-axis cylinder; 46. mounting frame; 47. pneumatic claw clamp; 48. base; 49. material trough; 5. vibration plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-6 The utility model provides a technical solution for a nut press-fitting tool for a front housing of an automobile air conditioner: a nut press-fitting tool for a front housing of an automobile air conditioner, comprising a base 1, a press-fitting mechanism 2 is installed at one end of the top of the base 1, a station mechanism 3 is arranged on the base 1 and is used for multi-station processing of the front housing of the automobile air conditioner, a feeding mechanism 4 is arranged on the base 1 and is used for feeding nuts, and the station mechanism 3 includes:

[0028] The bearing assembly 31 includes a turntable 311 installed on the top of the base 1 through a divider, a plurality of mounting holes 312 distributed circumferentially are provided on the inner outer edge of the turntable 311, a plurality of threaded rods 313 are inserted and installed on the outer wall of the turntable 311, a plurality of shaft frames 314 are fixed on the outer wall of the turntable 311, a gear 315 is rotatably installed on the shaft frame 314, and the inner wall of the gear 315 is threadedly connected with the outer wall of the threaded rod 313, a gear ring 317 is rotatably installed on the outer wall of the lower end of the turntable 311, a groove 316 is provided on the threaded rod 313, and the gear ring 317 and the gear 315 are meshed with each other;

[0029] The station assembly 32 includes a mounting head 322 mounted on the mounting hole 312, and a station tool 321 is fixed on the mounting head 322 and is used to position the front housing of the automobile air conditioner;

[0030] The stabilizing assembly 33 is disposed on the base 1 and is used to improve the rotation stability of the bearing assembly 31 .

[0031] In this embodiment, when replacing the installation station component 32, the installation head 322 on the station tooling 321 is inserted into the installation hole 312, and then the gear 315 is driven to rotate by rotating the ring gear 317. The gear 315 drives the threaded rod 313 to move, so that the threaded rod 313 is inserted into the installation head 322, thereby fixing the station component 32 on the supporting component 31, so that each station component 32 can be disassembled and assembled at the same time, thereby improving the replacement efficiency.

[0032] Specifically, the stabilizing assembly 33 includes a support frame 331 fixed on the top of the base 1 and distributed around the turntable 311 . An extension frame 332 is installed on the turntable 311 . A roller 333 is rotatably installed on the upper end of the extension frame 332 .

[0033] In this embodiment, when the rotating disk 311 rotates, the roller 333 is driven to roll, thereby improving the stability of the rotating disk 311 during rotation.

[0034] Specifically, the stabilizing component 33 further includes a waist-shaped hole 334 opened on the supporting frame 331 .

[0035] In this embodiment, the support frame 331 is fixed to the extension frame 332 by bolts in conjunction with the waist-shaped holes 334, and can be adjusted to different heights.

[0036] Specifically, the feeding mechanism 4 includes a stand 41 fixed to one side of the top of the base 1, a guide rail 42 is fixed to the upper end of the stand 41, a slide 43 is slidably mounted on the guide rail 42, a standard cylinder 44 is mounted on the stand 41 and is used to drive the slide 43 to move, a double-axis cylinder 45 is mounted on the slide 43, a mounting frame 46 is mounted on the output end of the double-axis cylinder 45, pneumatic claw clamps 47 are mounted on both sides of the lower end of the mounting frame 46, a base 48 is fixed on one side of the stand 41, a material trough 49 is mounted on the upper end of the base 48, a vibration plate 5 is mounted on one side of the top of the base 1, and one end of the material trough 49 is connected to the discharge port of the vibration plate 5.

[0037] In this embodiment, the nut is fed into the front end of the material trough 49 through the vibration plate 5, and the pneumatic claw clamp 47 on the mounting frame 46 is driven by the output end of the double-axis cylinder 45 to clamp the nut, and then the slide 43 is driven to move by the output end of the standard cylinder 44, so that the clamped nut is fed into the front shell of the automobile air conditioner on the work station tooling 321.

[0038] The working principle and use process of the utility model are as follows: first, multiple automobile air-conditioning front shells are placed in the station assembly 32 on the bearing assembly 31 in turn, and at the same time, the nuts are sent to the front end of the material trough 49 through the vibration plate 5, and the pneumatic claw clamp 47 on the mounting frame 46 is driven by the output end of the double-axis cylinder 45 to clamp the nuts, and then the slide 43 is driven to move by the output end of the standard cylinder 44, so that the clamped nuts are sent into the automobile air-conditioning front shell on the station tooling 321; and then the bearing assembly 31 is driven to rotate by the divider to drive the automobile air-conditioning front shell on the station assembly 32 to pass through the press-fitting mechanism 2 in turn, so that the nuts and the automobile air-conditioning front shell are press-fitted, and when the turntable 311 rotates, the roller 333 is driven to roll, thereby improving the stability of the turntable 311 during rotation.

[0039] The model of the cylinder is: DSNU-20-50-PPV-A. As it adopts the existing mature technology products, it will not be elaborated in detail here. And the electrical components appearing in this article are all connected to the external main controller and 220V AC power.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A nut press-fitting tool for a front housing of an automobile air conditioner, comprising a base (1), a press-fitting mechanism (2) being installed at one end of the top of the base (1), characterized in that: The machine base (1) is provided with a workstation mechanism (3) for performing multi-station processing on the front housing of the automobile air conditioner, and the machine base (1) is provided with a feeding mechanism (4) for feeding nuts, wherein the workstation mechanism (3) comprises: The bearing assembly (31) comprises a turntable (311) mounted on the top of the machine base (1) through a divider, a plurality of mounting holes (312) distributed circumferentially are opened on the inner outer edge of the turntable (311), a plurality of threaded rods (313) are inserted and mounted on the outer wall of the turntable (311), a plurality of shaft frames (314) are fixed on the outer wall of the turntable (311), a gear (315) is rotatably mounted on the shaft frame (314), and the inner wall of the gear (315) is threadedly connected to the outer wall of the threaded rod (313), and a gear ring (317) is rotatably mounted on the outer wall of the lower end of the turntable (311); A workstation assembly (32) comprises a mounting head (322) mounted on the mounting hole (312), a workstation tool (321) being fixed on the mounting head (322) and being used for positioning the front housing of the automobile air conditioner; A stabilizing component (33) is arranged on the machine base (1) and is used to improve the rotation stability of the bearing component (31).

2. The automobile air conditioner front housing nut press-fitting tool according to claim 1, characterized in that: The bearing assembly (31) further comprises a groove (316) formed on the threaded rod (313), and a meshing transmission is formed between the gear ring (317) and the gear (315).

3. The automobile air conditioner front housing nut press-fitting tool according to claim 1, characterized in that: The stabilizing assembly (33) comprises a support frame (331) fixed on the top of the machine base (1) and distributed around the rotating disk (311) as the axis, an extension frame (332) is installed on the rotating disk (311), and a roller (333) is rotatably installed on the upper end of the extension frame (332).

4. The automobile air conditioner front housing nut press-fitting tool according to claim 3, characterized in that: The stabilizing component (33) further comprises a waist-shaped hole (334) provided on the supporting frame (331).

5. The automobile air conditioner front housing nut press-fitting tool according to claim 1, characterized in that: The feeding mechanism (4) comprises a stand (41) fixed to one side of the top of the machine base (1), a guide rail (42) being fixed to the upper end of the stand (41), a slide (43) being slidably mounted on the guide rail (42), a standard cylinder (44) being mounted on the stand (41) and used for driving the slide (43) to move, a double-axis cylinder (45) being mounted on the slide (43), a mounting frame (46) being mounted at the output end of the double-axis cylinder (45), and pneumatic claws (47) being mounted on both sides of the lower end of the mounting frame (46).

6. The automobile air conditioner front housing nut press-fitting tool according to claim 5, characterized in that: The feeding mechanism (4) further comprises a base (48) fixed to one side of the stand (41), a material trough (49) being mounted on the upper end of the base (48), a vibration plate (5) being mounted on one side of the top of the machine base (1), and one end of the material trough (49) being in communication with a material outlet of the vibration plate (5).

Images