CN113319320B - Automatic processing device for central air-conditioning fan box - Google Patents

Automatic processing device for central air-conditioning fan box Download PDF

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Publication number
CN113319320B
CN113319320B CN202110599795.2A CN202110599795A CN113319320B CN 113319320 B CN113319320 B CN 113319320B CN 202110599795 A CN202110599795 A CN 202110599795A CN 113319320 B CN113319320 B CN 113319320B
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China
Prior art keywords
rod
gear
threaded rod
rack
supporting seat
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CN202110599795.2A
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CN113319320A (en
Inventor
刘永
夏锐
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Shandong Demeng Inspection And Testing Co ltd
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Shandong Demeng Inspection And Testing Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material

Abstract

The utility model provides an automatic processingequipment for central air conditioning fan case, relates to air conditioning fan case automated processing equipment technical field, including frame and lift clamping mechanism, the frame is used for providing the supporting role for other parts. The lifting clamping device can compress a workpiece, the drilling unit is convenient to drill, the fan box can be switched to face towards the side face of the drilling unit, when the side face is switched, the lifting clamping device firstly loosens the workpiece, the workpiece is placed in a clamping position again after rotating for 90 degrees and is clamped, and the machining efficiency of the side face mounting hole of the fan box is greatly improved.

Description

Automatic processing device for central air-conditioning fan box
Technical Field
The invention relates to the technical field of air conditioners, in particular to an automatic processing device for a central air-conditioning fan box.
Background
Some conventional fan boxes for central air conditioners are provided with a plurality of through holes in the periphery thereof, and the through holes are used for mounting a panel. In the prior art, the electric drill is manually held to punch, so that the working efficiency is low. If numerical control equipment is adopted for drilling, the manufacturing cost is high, and the working efficiency is still low.
How to design an automatic processing device for a central air-conditioning fan box becomes a technical problem to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention provides an automatic processing device for a central air-conditioning fan box, aiming at the technical problems in the prior art, and the automatic processing device can improve the working efficiency of drilling holes on the periphery of the fan box.
In order to achieve the technical purpose, an embodiment of the invention provides an automatic processing device for a central air-conditioning fan box, which comprises:
the device comprises a rack and a workpiece, wherein the rack comprises a workbench fixed at the top of the rack, a positioning groove is formed in the upper side of the workbench, and the bottom of the workpiece can be connected with the positioning groove;
the lifting clamping mechanism is connected with the rack and comprises a rotating shaft, a lifting cam, an azimuth adjusting piece, a first threaded rod, a second threaded rod, a first pull rod, a second pull rod, a first swinging rod, a second swinging rod, a first telescopic rod, a second telescopic rod, a first supporting seat and a second supporting seat; the rotating shaft is set to be in a rotatable state, the lifting cam is fixedly connected with the rotating shaft, and the outer contour of the lifting cam is abutted against the bottom surface of the orientation adjusting piece; one end of the rotating shaft is in threaded connection with the first threaded rod, the other end of the rotating shaft is in threaded connection with the second threaded rod, and the thread turning directions of the first threaded rod and the second threaded rod are opposite;
the first supporting seat and the second supporting seat are respectively fixedly connected with the rack, the first telescopic rod is slidably connected with the first supporting seat, the second telescopic rod is slidably connected with the second supporting seat, the first threaded rod is fixedly connected with the first telescopic rod, the second threaded rod is fixedly connected with the second telescopic rod, the lower end of the first swinging rod is pivoted with the first supporting seat, the lower end of the second swinging rod is pivoted with the second supporting seat, and the upper ends of the first swinging rod and the second swinging rod are provided with bending parts capable of pressing workpieces; one end of the first pull rod is pivoted with the first threaded rod, and the other end of the first pull rod is pivoted with the first swinging rod; one end of the second pull rod is pivoted with the second threaded rod, and the other end of the second pull rod is pivoted with the second swinging rod;
the outer contour of the azimuth adjusting piece is provided with an adjusting groove surrounding the azimuth adjusting piece, and the rack is provided with a pin shaft connected with the adjusting groove; the lifting cam can jack up the direction adjusting piece when rotating towards the first direction, the direction adjusting piece falls when rotating towards the second direction, and the direction adjusting piece rotates by 90 degrees in the processes of rising and falling.
Further still include: the swing locking mechanism is connected with the rack and comprises a motor, a worm wheel, a first gear, a second gear, a third gear, a fourth gear, a grooved wheel, a first bevel gear, a first drive plate and a second drive plate, the motor is fixedly connected with the rack, the output end of the motor is connected with the worm, the worm is connected with the worm wheel, the worm wheel is in transmission connection with the first gear and the first drive plate, the first gear is in transmission connection with the second gear, the third gear and the fourth gear in sequence, the fourth gear is in transmission connection with the second drive plate, and the first drive plate and the second drive plate are symmetrically arranged on two sides of the grooved wheel; the first driving plate and the second driving plate are in transmission connection with the grooved pulley respectively and are used for driving the grooved pulley to swing in a reciprocating mode; the grooved pulley is in transmission connection with the first bevel gear;
and a second bevel gear meshed with the first bevel gear is coaxially arranged on the rotating shaft.
Further still include: the first driving plate comprises a first swing arm and a first limiting part; the second driving plate comprises a second swinging arm and a second limiting part; the grooved pulley comprises a first limiting arc, a second limiting arc, a first groove body and a second groove body; a free end of the first swing arm is provided with a first stirring pin, and a free end of the second swing arm is provided with a second stirring pin; the first toggle pin can be connected with the first groove body, and the second toggle pin can be connected with the second groove body; the first limiting portion can be connected with the first limiting arc, and the second limiting portion can be connected with the second limiting arc.
Further, the gear ratio of the first bevel gear and the second bevel gear is 2: 1.
Further still include: the travel switch is arranged in the positioning groove, and the controller is connected with the travel switch;
the controller is connected with the motor and used for controlling the starting and stopping of the motor; the travel switch is used for detecting whether the workpiece is placed in the positioning groove.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages: the lifting clamping mechanism comprises a rack and a lifting clamping mechanism, wherein the rack is used for providing a supporting function for other parts. The lifting clamping device can compress a workpiece, the drilling unit is convenient to drill, the fan box can be switched to face towards the side face of the drilling unit, when the side face is switched, the lifting clamping device firstly loosens the workpiece, the workpiece is placed in a clamping position again after rotating for 90 degrees and is clamped, and the machining efficiency of the side face mounting hole of the fan box is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of an automated processing apparatus according to an embodiment of the present invention.
Fig. 2 is a partially enlarged view a of fig. 1.
Fig. 3 is a schematic structural diagram of a forward and reverse mechanism in an automated processing apparatus according to an embodiment of the present invention.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a schematic structural view of the lifting cam.
FIG. 6 is a schematic view of an expanded outer profile of the orientation adjustment member.
Fig. 7 is a schematic view illustrating a process in which the lifting cam rotates clockwise.
Fig. 8 is a schematic view illustrating a process in which the lifting cam rotates counterclockwise.
Fig. 9 is a schematic structural view of the drilling device.
Description of the reference numerals
1-a frame, 2-a motor, 3-a worm, 4-a worm gear, 5-a first gear, 6-a second gear, 7-a third gear, 8-a fourth gear, 9-a support plate, 10-a first dial, 1001-a first rotary arm, 1002-a first limit part, 11-a second dial, 1101-a second rotary arm, 1102-a second limit part, 12-a sheave, 1201-a first limit arc, 1202-a second limit arc, 1203-a first groove body, 1204-a second groove body, 13-a central shaft, 14-a first bevel gear, 15-a second bevel gear, 16-a rotary shaft, 17-a first threaded rod, 18-an elevating cam, 1801-a proximal part, 1802-a distal part, 19-an orientation adjusting member, 1901-a first position, 1902-a first protrusion, 1903-a first guide slope, 1904-a second position, 1905-a second protrusion, 1906-a second guide slope, 20-a pin shaft, 21-a travel switch, 22-a first support seat, 23-a first telescopic rod, 24-a second threaded rod, 25-a first pull rod, 26-a first swing rod, 27-a second pull rod, 28-a second swing rod, 29-a drilling unit, 30-a drilling device, 31-a drill bit, 32-a workpiece, 33-a workbench, 34-a positioning groove, 35-a second support seat, 36-a bending part and 37-a second telescopic rod.
Detailed Description
Other objects and advantages of the present invention will become apparent from the following explanation of the preferred embodiments of the present application.
As shown in fig. 1 and 2, the automatic processing device for the central air-conditioning fan box comprises a machine frame 1 and a lifting clamping mechanism, wherein the machine frame 1 is used for providing a supporting function for other parts. The lifting clamping device can compress the workpiece 32, the drilling unit 29 can conveniently drill, the fan box can be switched to face the side face of the drilling unit 29, when the side face is switched, the lifting clamping device firstly loosens the workpiece 32, then the workpiece 32 is rotated by 90 degrees and placed in a clamping position again and clamped, and the machining efficiency of the side face mounting hole of the fan box is greatly improved.
Wherein, frame 1 is including being fixed in the workstation 33 at frame 1 top, and the upside of workstation 33 is equipped with positioning groove 34, and the bottom of work piece 32 can be connected with positioning groove 34. The shape of the positioning groove 34 is matched with the shape of the bottom of the workpiece 32, so that when the workpiece 32 falls into the positioning groove 34, the positioning groove 34 can position the workpiece 32, and the workpiece 32 can be conveniently machined. Preferably, at least a portion of the side walls of the positioning groove 34 are provided with a slope that can function as a guide when the workpiece 32 is dropped into the positioning groove 34.
The lifting clamping mechanism is connected with the frame 1 and comprises a rotating shaft 16, a lifting cam 18, an orientation adjusting piece 19, a first threaded rod 17, a second threaded rod 24, a first pull rod 25, a second pull rod 27, a first swinging rod 26, a second swinging rod 28, a first telescopic rod 23, a second telescopic rod 37, a first supporting seat 22 and a second supporting seat 35.
The rotary shaft 16 is provided in a rotatable state, and the rotary shaft 16 may be coupled to the frame 1 by a bearing, for example, to reduce resistance when the rotary shaft 16 rotates.
The lifting cam 18 is fixedly connected with the rotating shaft 16, and in the embodiment, the lifting cam 18 is fixed in the middle of the rotating shaft 16. The outer contour of the elevation cam 18 abuts against the bottom surface of the orientation adjusting member 19, so that the elevation cam 18 can push the orientation adjusting member 19 to rise when the rotation shaft 16 rotates, and the orientation adjusting member 19 descends by gravity or elastic force. The outer contour of the azimuth adjusting piece 19 is provided with an adjusting groove surrounding the azimuth adjusting piece 19, and the machine frame 1 is provided with a pin shaft 20 connected with the adjusting groove; the orientation adjusting member 19 can be lifted up when the lifting cam 18 is rotated in the first direction, the orientation adjusting member 19 is lowered by gravity when the lifting cam 18 is rotated in the second direction, and the orientation adjusting member 19 is rotated by 90 degrees during the raising and lowering processes to be switched to the next side surface to face the drilling unit 29.
One end of the rotating shaft 16 is in threaded connection with the first threaded rod 17, the other end of the rotating shaft 16 is in threaded connection with the second threaded rod 24, and the thread directions of the first threaded rod 17 and the second threaded rod 24 are opposite. Thereby, when the rotating shaft 16 is rotated, the first threaded rod 17 and the second threaded rod 24 can be moved toward or away from each other.
The first supporting seat 22 and the second supporting seat 35 are respectively fixedly connected with the frame 1. The first telescopic rod 23 is slidably connected with the first support seat 22, and the second telescopic rod 37 is slidably connected with the second support seat 35. The first threaded rod 17 is fixedly connected with the first telescopic rod 23, and the second threaded rod 24 is fixedly connected with the second telescopic rod 37. The lower end of the first swing lever 26 is pivotally connected to the first support seat 22, and the lower end of the second swing lever 28 is pivotally connected to the second support seat 35. The upper ends of the first and second swing levers 26 and 28 are provided with bent portions 36 capable of pressing the workpiece 32. One end of the first pull rod 25 is pivoted with the first threaded rod 17, and the other end is pivoted with the first swinging rod 26. One end of the second pull rod 27 is pivotally connected to the second threaded rod 24, and the other end is pivotally connected to the second swing rod 28.
When the first threaded rod 17 and the second threaded rod 24 move in the direction away from each other, the first threaded rod 17 pulls the upper end of the first swinging rod 26 to swing through the first pull rod 25, and the bent part 36 at the upper end of the first swinging rod 26 is separated from the workpiece 32; the second threaded rod 24 pulls the upper end of the second swing lever 28 to swing by the second pull rod 27, and the bent portion 36 of the upper end of the second swing lever 28 is out of contact with the workpiece 32. When the first threaded rod 17 and the second threaded rod 24 are moved toward each other, the above-described process is reversed, and the description thereof is omitted. In the process, the first telescopic rod 23 and the second telescopic rod 37 can support and guide the first threaded rod 17 and the second threaded rod 24.
As shown in fig. 3 and 4, the present embodiment further includes a swing lock mechanism connected to the frame 1, the swing lock mechanism including a motor 2, a worm 3, a worm wheel 4, a first gear 5, a second gear 6, a third gear 7, a fourth gear 8, a sheave 12, a first bevel gear 14, a first dial 10, and a second dial 11.
The motor 2 is fixedly connected with the frame 1, and the output end of the motor 2 is connected with the worm 3 to drive the worm 3 to rotate. The worm 3 is connected with the worm wheel 4, the worm wheel 4 is in transmission connection with the first gear 5 and the first drive plate 10, the first gear 5 is in transmission connection with the second gear 6, the third gear 7 and the fourth gear 8 in sequence, and the fourth gear 8 is in transmission connection with the second drive plate 11. The first dial 10 and the second dial 11 are symmetrically arranged on two sides of the sheave 12. The first driving plate 10 and the second driving plate 11 are respectively in transmission connection with the grooved wheel 12 and are used for driving the grooved wheel 12 to swing back and forth; sheave 12 is in driving connection with first bevel gear 14 via central shaft 13. A second bevel gear 15 engaging with the first bevel gear 14 is coaxially provided on the rotating shaft 16.
The embodiment utilizes the one-way transmission principle of the worm gear mechanism to limit and lock the lifting clamping mechanism. Meanwhile, the sheave 12 mechanism drives the lifting cam 18 to rotate back and forth.
Specifically, the first dial 10 includes a first swing arm and a first stopper portion 1002; the second dial 11 includes a second swing arm and a second stopper 1102. Sheave 12 includes a first limiting arc 1201, a second limiting arc 1202, a first slot 1203, and a second slot 1204. The free end of the first swing arm is provided with a first stirring pin, and the free end of the second swing arm is provided with a second stirring pin. The first toggle pin can be connected with the first slot 1203 and the second toggle pin can be connected with the second slot 1204. The first limiting portion 1002 can be connected to the first limiting arc 1201, and the second limiting portion 1102 can be connected to the second limiting arc 1202.
When the device works, the first limit pin is firstly connected with the first groove body 1203 to push the grooved wheel 12 to rotate 90 degrees counterclockwise. Then, the first limit portion 1002 is connected to the first limit arc 1201, so that the sheave 12 is held in position. Next, the second limit pin is connected to the second groove 1204, and pushes the sheave 12 to rotate clockwise by 90 degrees, and finally, the second limit portion 1102 is connected to the second limit arc 1202, so that the sheave 12 maintains its position.
The gear ratio of the first bevel gear 14 and the second bevel gear 15 is 2: 1. Thus, rotation of the first bevel gear 14 through 90 degrees can rotate the second bevel gear 15 through 180 degrees. Thereby rotating the lifter cam 18 180 degrees.
The first gear 5, the second gear 6, the third gear 7, the fourth gear 8 and the grooved pulley 4 are rotatably connected with a support plate 9, and the support plate 9 is fixedly connected with the frame 1.
As shown in fig. 5, the lifting cam 18 includes a proximal portion 1801 and a distal portion 1802, and when the proximal portion 1801 abuts against the bottom of the orientation adjusting member 19, the orientation adjusting member 19 is in a lower position; when the distal portion 1802 abuts against the orientation adjusting member 19, the orientation adjusting member 19 is in the high position.
As shown in FIG. 6, the adjustment slot in the outer profile of the orientation adjustment member 19 includes a first position 1901 at a higher position and a second position 1904 at a lower position, where the first and second positions 1901, 1904 are staggered around the circumference of the orientation adjustment member 19. A first protrusion 1902 is disposed on the opposite side of the first position 1901, a first guide slope 1903 is disposed on one side of the first protrusion 1902, and the first guide slope 1903 is opposite to the first position 1901 in the forward direction; the second position 1904 is formed by the concave portion between two adjacent first protrusions 1902. The opposite side of the second location 1904 is provided with a second protrusion 1905. The first position 1901 is formed by recessing between two adjacent second protrusions 1905. The second guide slope 1906 on the second protrusion 1905 side is opposite to the second position 1904 in the forward direction.
When the lifting cam 18 lifts the orientation adjusting member 19, the pin 20 slides along the dotted line position in fig. 6, first the pin 20 is separated from the first position 1901 and contacts the first guiding slope 1903 and slides along the first guiding slope 1903 to the second position 1904, and when the orientation adjusting member 19 moves downward under the action of gravity or elastic force, the pin 20 slides along the second guiding slope 1906 and snaps into the adjacent first position 1901. The pin 20 can push the orientation adjusting member 19 to rotate when contacting the first guide slope 1903 or the second guide slope 1906.
In fig. 7, a to c sequentially show the process of raising the orientation adjusting member 19. In the processes of a to b, the orientation adjusting member 19 maintains the position, at which time, the rotation functions to bring the bent portions 36 of the first and second rotating arms 1001 and 1101 out of contact with the workpiece 32. During the rotation of b-c, the elevation cam 18 lifts up the orientation adjusting member 19.
In fig. 8, d to e sequentially show the process of dropping the orientation adjusting member 19. In the processes of d to e, the orientation adjusting member 19 moves down, and the workpiece 32 falls into the positioning groove 34. In the process of e to f, the bent portions 36 of the first and second turning arms 1001 and 1101 press the workpiece 32.
Further comprising a drilling unit 29, the drilling unit 29 comprising a plurality of drilling devices 30, each drilling device 30 being provided with a drill bit 31.
Further, the automatic control device further comprises a controller and a travel switch 21, wherein the travel switch 21 is arranged in the positioning groove 34, and the controller is connected with the travel switch 21. The controller is connected with the motor 2 and is used for controlling the starting and stopping of the motor 2; the stroke switch 21 is used to detect whether the workpiece 32 is placed in the positioning groove 34. When the workpiece 32 falls into the positioning recess 34, the travel switch 21 is triggered, and the travel switch 21 sends a signal to the controller. The controller further controls the motor 2 to stop rotating, the controller is connected with the drilling unit 29, the drilling unit 29 is controlled to feed drilling, and after drilling is completed, the controller controls the motor to rotate again to drive the workpiece 32 to switch towards the side face of the drilling unit 29.
When the machining of all the sides of the workpiece 32 is completed, the controller controls the motor 2 to rotate to drive the lifting cam 18 to rotate until the distal portion 1802 contacts the orientation adjusting member 19, thereby facilitating the removal of the machined workpiece 32 and the placement of the workpiece 32 to be machined.
In conclusion, the automatic processing device for the central air-conditioning fan box can greatly improve the processing precision of the side mounting hole of the fan box, and can be particularly used as special processing equipment for mass production.
The apparatus of the present application has been described in detail with reference to the preferred embodiments thereof, however, it should be noted that those skilled in the art can make modifications, alterations and adaptations to the above disclosure without departing from the spirit of the present application. This application is intended to cover the above-mentioned embodiments and any equivalents thereof.

Claims (5)

1. The utility model provides an automatic processingequipment for central air conditioning fan case which characterized in that includes:
the device comprises a rack and a workpiece, wherein the rack comprises a workbench fixed at the top of the rack, a positioning groove is formed in the upper side of the workbench, and the bottom of the workpiece can be connected with the positioning groove;
the lifting clamping mechanism is connected with the rack and comprises a rotating shaft, a lifting cam, an azimuth adjusting piece, a first threaded rod, a second threaded rod, a first pull rod, a second pull rod, a first swinging rod, a second swinging rod, a first telescopic rod, a second telescopic rod, a first supporting seat and a second supporting seat; the rotating shaft is set to be in a rotatable state, the lifting cam is fixedly connected with the rotating shaft, and the outer contour of the lifting cam is abutted against the bottom surface of the orientation adjusting piece; one end of the rotating shaft is in threaded connection with the first threaded rod, the other end of the rotating shaft is in threaded connection with the second threaded rod, and the thread turning directions of the first threaded rod and the second threaded rod are opposite;
the first supporting seat and the second supporting seat are respectively fixedly connected with the rack, the first telescopic rod is slidably connected with the first supporting seat, the second telescopic rod is slidably connected with the second supporting seat, the first threaded rod is fixedly connected with the first telescopic rod, the second threaded rod is fixedly connected with the second telescopic rod, the lower end of the first swinging rod is pivoted with the first supporting seat, the lower end of the second swinging rod is pivoted with the second supporting seat, and the upper ends of the first swinging rod and the second swinging rod are provided with bending parts capable of pressing workpieces; one end of the first pull rod is pivoted with the first threaded rod, and the other end of the first pull rod is pivoted with the first swinging rod; one end of the second pull rod is pivoted with the second threaded rod, and the other end of the second pull rod is pivoted with the second swinging rod;
the outer contour of the direction adjusting piece is provided with an adjusting groove surrounding the direction adjusting piece, and the rack is provided with a pin shaft connected with the adjusting groove; the direction adjusting piece can be jacked up when the lifting cam rotates towards the first direction, the direction adjusting piece falls when the lifting cam rotates towards the second direction, and the pin shaft slides along the direction adjusting groove in the rising and falling processes to drive the direction adjusting piece to rotate for 90 degrees.
2. The automated processing unit for a central air conditioning fan box of claim 1, further comprising:
the swing locking mechanism is connected with the rack and comprises a motor, a worm wheel, a first gear, a second gear, a third gear, a fourth gear, a grooved wheel, a first bevel gear, a first drive plate and a second drive plate, the motor is fixedly connected with the rack, the output end of the motor is connected with the worm, the worm is connected with the worm wheel, the worm wheel is in transmission connection with the first gear and the first drive plate, the first gear is in transmission connection with the second gear, the third gear and the fourth gear in sequence, the fourth gear is in transmission connection with the second drive plate, and the first drive plate and the second drive plate are symmetrically arranged on two sides of the grooved wheel; the first driving plate and the second driving plate are in transmission connection with the grooved pulley respectively and are used for driving the grooved pulley to swing in a reciprocating mode; the grooved pulley is in transmission connection with the first bevel gear;
and a second bevel gear meshed with the first bevel gear is coaxially arranged on the rotating shaft.
3. The automated processing unit for a central air conditioning fan box of claim 2, further comprising:
the first driving plate comprises a first swinging arm and a first limiting part; the second driving plate comprises a second swinging arm and a second limiting part; the grooved wheel comprises a first limiting arc, a second limiting arc, a first groove body and a second groove body; a first toggle pin is arranged at the free end of the first swing arm, and a second toggle pin is arranged at the free end of the second swing arm; the first toggle pin can be connected with the first groove body, and the second toggle pin can be connected with the second groove body; the first limiting portion can be connected with a first limiting arc, and the second limiting portion can be connected with a second limiting arc.
4. The automated processing unit for a central air conditioning fan box of claim 2, wherein the gear ratio of the first bevel gear to the second bevel gear is 2: 1.
5. The automated processing unit for a central air conditioning fan box of claim 2, further comprising:
the travel switch is arranged in the positioning groove, and the controller is connected with the travel switch;
the controller is connected with the motor and used for controlling the starting and stopping of the motor; the travel switch is used for detecting whether the workpiece is placed in the positioning groove.
CN202110599795.2A 2021-05-31 2021-05-31 Automatic processing device for central air-conditioning fan box Active CN113319320B (en)

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CN113319320B true CN113319320B (en) 2022-07-15

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DE202005003135U1 (en) * 2005-02-26 2005-05-12 Horst Witte Entwicklungs- Und Vertriebs Kg Ferromagnetic workpiece supporting and holding device, has upward rising cam in setting collar connected to movable magnets, and bearing cam pin supported in spindle
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