CN111215489A - Bending device for ear-hang of stethoscope - Google Patents
Bending device for ear-hang of stethoscope Download PDFInfo
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- CN111215489A CN111215489A CN202010045448.0A CN202010045448A CN111215489A CN 111215489 A CN111215489 A CN 111215489A CN 202010045448 A CN202010045448 A CN 202010045448A CN 111215489 A CN111215489 A CN 111215489A
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- bending
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
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- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention provides a bending device for an ear hook of a stethoscope, which comprises: the bending assembly comprises two bending arm mounting frames, two bending arms, a bending shaft, a connecting rod and a bending air cylinder; the two bending arm mounting racks are symmetrically arranged on two sides of the fixed assembly, the first ends of the two bending arms are respectively hinged to the two bending arm mounting racks in a one-to-one correspondence mode, two ends of the connecting rod are respectively fixedly connected with the second ends of the two bending arms, the bending shafts are arranged in parallel to the rotating axis of the first bending arm, two ends of each bending shaft are respectively connected with the two bending arms in a rotating mode, the cylinder body of each bending cylinder is hinged to the top of the frame, the piston rod of each bending cylinder is hinged to the connecting rod, and each bending cylinder is used for driving the connecting rod to rotate by taking the rotating axis of the first bending. Therefore, the invention can automatically bend the ear hanging tube, greatly reduces the intensity of workers and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of stethoscope ear-hook production equipment, in particular to a bending device for a stethoscope ear-hook.
Background
Stethoscopes are medical diagnostic tools that are often used by clinical staff, and modern medicine begins with the invention of stethoscopes. The stethoscope is mainly used for listening characteristic sounds of internal organs of a patient body in a clinical diagnosis process so as to judge the illness state. The ear-hook is an important component of the stethoscope. However, in the prior art, the production of the ear hanging tube is manual bending, the labor intensity of workers is high, the bending angle is inconsistent, the product consistency is poor, and the production efficiency is low.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a bending device for an ear hook of a stethoscope.
The invention provides a bending device for an ear hook of a stethoscope, which comprises: the device comprises a base plate, a rack, a fixing assembly for fixing the ear hanging pipe and a bending assembly for bending the ear hanging pipe;
the bending assembly comprises a first bending arm mounting frame, a second bending arm mounting frame, a first bending arm, a second bending arm, a bending shaft, a connecting rod and a bending air cylinder;
the first bending arm mounting frame and the second bending arm mounting frame are symmetrically arranged on two sides of the fixing assembly, the first end of the first bending arm is hinged with the first bending arm, the first end of the second bending arm is hinged with the second bending arm mounting frame, and the rotating axes of the first bending arm and the second bending arm are positioned on the same horizontal straight line;
the connecting rod is arranged in parallel with the rotating axis of the first bending arm, one end of the connecting rod is fixedly connected with the second end of the second bending arm, and the other end of the connecting rod is fixedly connected with the second end of the first bending arm;
the bending shaft is arranged in parallel with the rotating axis of the first bending arm, one end of the bending shaft is rotatably connected with the first bending arm, the other end of the bending shaft is rotatably connected with the second bending arm, and the bending shaft is provided with an annular groove matched with the ear hanging tube;
the cylinder body of the bending cylinder is hinged to the top of the rack, a piston rod of the bending cylinder is hinged to the connecting rod, and the bending cylinder is used for driving the connecting rod to rotate by taking the rotating axis of the first bending arm as the axis.
Preferably, the bending device further comprises a first bending arm mounting plate and a second bending arm mounting plate, and two ends of the bending shaft are respectively in rotating connection with the first bending arm mounting plate and the second bending arm mounting plate;
the first bending arm mounting plate is provided with at least two first internal thread through holes, the first bending arm is provided with at least two first strip-shaped through holes, the two first strip-shaped through holes and the two first internal thread through holes are arranged in a one-to-one correspondence manner, and bolts are movably connected in the first strip-shaped through holes and the corresponding first internal thread through holes;
at least two second internal thread through holes are formed in the second bending arm mounting plate, at least two second strip-shaped through holes are formed in the second bending arm, the two second strip-shaped through holes and the two second internal thread through holes are arranged in a one-to-one correspondence mode, and bolts are movably connected in the second strip-shaped through holes and the corresponding second internal thread through holes.
Preferably, fixed subassembly includes fixing base, fixed plate and die clamping cylinder, and on the bottom plate was arranged to the fixing base, die clamping cylinder installed in the frame that is located the fixing base top, and the fixed plate is installed on die clamping cylinder's piston rod, and die clamping cylinder is used for driving the fixed plate and reciprocates, and the clamping face of fixing base and fixed plate seted up with the supra-aural pipe assorted arc recess, and fixing base and fixed plate cooperation are used for fixing the supra-aural pipe.
Preferably, the device also comprises a clamping electromagnetic valve for opening the clamping cylinder, a bending electromagnetic valve for opening the bending cylinder, a detector for detecting obstacles in the clamping and bending ranges, a controller and an alarm,
the detector is arranged on the frame, the detector is in signal connection with the controller, and the controller is respectively in control connection with the clamping electromagnetic valve, the bending electromagnetic valve and the alarm.
Preferably, the device further comprises a foot switch, and the foot switch is in signal connection with the controller.
Preferably, the device further comprises an angle sensor for detecting the bending angle of the ear hanging tube, and the angle sensor is in signal connection with the controller.
Preferably, the rack is provided with a limiting plate for limiting the rotation angle of the first bending arm and the second bending arm.
The ear hanging tube to be bent is fixed through the fixing assembly, the connecting rod is driven by the bending air cylinder to rotate by taking the rotating axis of the first bending arm as an axis, the bending shaft rotates by taking the rotating axis of the first bending arm as an axis through the transmission of the first bending arm and the second bending arm, so that the ear hanging tube is automatically bent, and the ear hanging tube can be prevented from being damaged by the rotatably arranged bending shaft. Therefore, the invention greatly reduces the strength of workers and improves the production efficiency.
Drawings
Fig. 1 is a schematic structural view of a bending assembly according to the present invention.
Fig. 2 is a schematic structural diagram of a bending device for an ear hook of a stethoscope according to the present invention.
Description of reference numerals:
1-bottom plate 2-frame 3-bending cylinder 4-clamping cylinder 5-fixed seat 6-movable plate
7-first bending arm mounting rack 8-first bending arm 9-bending shaft 10-first bending shaft mounting plate
11-detector 12-limit plate
Detailed Description
Referring to fig. 1 and 2, the present invention provides a bending device for an ear hook of a stethoscope, comprising: the device comprises a base plate 1, a rack 2, a fixing assembly for fixing the ear hanging pipe and a bending assembly for bending the ear hanging pipe;
the frame 2 and the fixing assembly are respectively arranged on the bottom plate 1, and the bending assembly comprises a first bending arm mounting frame 7, a second bending arm mounting frame, a first bending arm 8, a second bending arm, a bending shaft 9, a connecting rod 13 and a bending cylinder 3;
the first bending arm mounting rack 7 and the second bending arm mounting rack are symmetrically arranged on two sides of the fixing assembly, the first end of the first bending arm is hinged with the first bending arm 8, the first end of the second bending arm is hinged with the second bending arm mounting rack, and the rotating axes of the first bending arm 8 and the second bending arm are positioned on the same horizontal straight line;
the connecting rod 13 is arranged in parallel with the rotating axis of the first bending arm 8, one end of the connecting rod 13 is fixedly connected with the second end of the second bending arm, and the other end of the connecting rod 13 is fixedly connected with the second end of the first bending arm 8;
the bending shaft 9 is arranged in parallel with the rotating axis of the first bending arm 8, one end of the bending shaft 9 is rotatably connected with the first bending arm 8, the other end of the bending shaft 9 is rotatably connected with the second bending arm, and the bending shaft 9 is provided with an annular groove matched with the ear-hung tube;
the cylinder body of the bending cylinder 3 is hinged to the top of the rack 2, the piston rod of the bending cylinder 3 is hinged to the connecting rod 13, and the bending cylinder 3 is used for driving the connecting rod 13 to rotate by taking the rotating axis of the first bending arm 8 as the axis.
The ear hanging tube to be bent is fixed through the fixing assembly, the connecting rod 13 is driven by the bending cylinder 3 to rotate by taking the rotating axis of the first bending arm 8 as an axis, the bending shaft 9 rotates by taking the rotating axis of the first bending arm 8 as an axis through the transmission of the first bending arm 8 and the second bending arm, so that the ear hanging tube is automatically bent, and the ear hanging tube can be prevented from being damaged by the rotatably arranged bending shaft 9. Therefore, the invention can automatically bend the ear hanging tube, greatly reduces the intensity of workers and improves the production efficiency.
In order to meet different bending requirements, in a specific embodiment, the bending device further comprises a first bending shaft mounting plate 10 and a second bending shaft mounting plate, and two ends of the bending shaft 9 are respectively in rotating connection with the first bending shaft mounting plate 10 and the second bending shaft mounting plate;
at least two first internal thread through holes are formed in the first bending shaft mounting plate 10, at least two first strip-shaped through holes are formed in the first bending arm 8, the two first strip-shaped through holes and the two first internal thread through holes are arranged in a one-to-one correspondence mode, and bolts are movably connected in the first strip-shaped through holes and the corresponding first internal thread through holes;
at least two second internal thread through holes are formed in the second bending shaft mounting plate, at least two second strip-shaped through holes are formed in the second bending arm, the two second strip-shaped through holes and the two second internal thread through holes are arranged in a one-to-one correspondence mode, and bolts are movably connected in the second strip-shaped through holes and the corresponding second internal thread through holes. The relative positions of the bending shaft 9, the first bending arm 8 and the second bending arm can be adjusted through bolts. The first strip-shaped through holes and the second strip-shaped through holes are arranged according to the shapes of the first bending arms 8 and the second bending arms and actual use requirements.
In order to guarantee that the earhanging tube can not move in the bending process, in a specific embodiment, the fixing assembly comprises a fixing seat 5, a movable plate 6 and a clamping cylinder 4, the fixing seat 5 is arranged on a bottom plate 1, the clamping cylinder 4 is installed on a rack 2 located above the fixing seat 5, the movable plate 6 is installed on a piston rod of the clamping cylinder 4, the clamping cylinder 4 is used for driving the movable plate 6 to move up and down, arc-shaped grooves matched with the earhanging tube are formed in clamping surfaces of the fixing seat 5 and the movable plate 6, and the fixing seat 5 and the movable plate 6 are matched and used for fixing the earhanging tube.
In order to improve the use safety and the automation degree, in the specific embodiment, the device further comprises a clamping electromagnetic valve for opening the clamping cylinder 4, a bending electromagnetic valve for opening the bending cylinder 3, a detector 11 for detecting obstacles in the clamping and bending range, a controller and an alarm,
the detector 11 is installed on the frame 2, and the detector 11 signal connection controller, controller control connection clamping solenoid valve, bend solenoid valve and alarm respectively.
The controller controls and detects whether an obstacle exists in the clamping and bending range, when the obstacle exists, the detector 11 transmits a detected signal to the controller, and the controller controls the alarm to give an alarm and enables the bending electromagnetic valve and the clamping electromagnetic valve to be kept in a closed state; when no obstacle exists, the controller receives the signal transmitted by the detector 11 and controls the clamping electromagnetic valve to open, the clamping cylinder 4 drives the movable plate 6 to move downwards to the fixed ear hanging tube,
after the ear hanging pipe is clamped, the controller controls the bending electromagnetic valve to be opened, and the piston rod of the bending cylinder 3 extends, so that the connecting rod 13 rotates downwards, and the bending shaft 9 rotates downwards to bend the ear hanging pipe; after the bending is finished, the controller controls the bending electromagnetic valve to be closed, the clamping electromagnetic valve to be closed and the detector 11 to stop working in sequence, so that the bending cylinder 3 is reset and the clamping cylinder 4 is reset.
In order to improve the safety of the device, in a specific embodiment, the device further comprises a foot switch, and the foot switch is in signal connection with the controller. When the foot switch is stepped on by a foot, the foot switch transmits a signal stepped on by the foot switch to the controller, the controller starts to work, and the detector 11 is controlled to start to detect the obstacles in the clamping and bending range; when the foot switch is released, the controller controls the bending electromagnetic valve to be closed, the clamping electromagnetic valve to be closed and the detector 11 to stop working in sequence according to signals transmitted by the foot switch, so that the bending cylinder 3 is reset and the clamping cylinder 4 is reset.
In order to improve the consistency of products, in a specific embodiment, the device further comprises an angle sensor for detecting the bending angle of the ear hanging tube, and the angle sensor is in signal connection with the controller. When the ear-hang tube is bent to a specified angle by the bending shaft 9, the angle sensor transmits a detected angle signal to the controller, the controller controls the bending cylinder 3 to reset, and the clamping cylinder 4 resets after the bending cylinder 3 resets, so that the bent ear-hang tube can be manually taken out.
In the present embodiment, the frame 2 is provided with a stopper plate 12 for restricting the rotation angles of the first bending arm 8 and the second bending arm.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A bending device for stethoscope ear-hang, its characterized in that includes: the device comprises a base plate (1), a rack (2), a fixing assembly for fixing the ear hanging tube and a bending assembly for bending the ear hanging tube;
the bending assembly comprises a first bending arm mounting frame (7), a second bending arm mounting frame, a first bending arm (8), a second bending arm, a bending shaft (9), a connecting rod (13) and a bending cylinder (3);
the first bending arm mounting rack (7) and the second bending arm mounting rack are symmetrically arranged on two sides of the fixing assembly, the first end of the first bending arm is hinged with the first bending arm (8), the first end of the second bending arm is hinged with the second bending arm mounting rack, and the rotating axes of the first bending arm (8) and the second bending arm are positioned on the same horizontal straight line;
the connecting rod (13) is arranged in parallel with the rotating axis of the first bending arm (8), one end of the connecting rod (13) is fixedly connected with the second end of the second bending arm, and the other end of the connecting rod is fixedly connected with the second end of the first bending arm (8);
the bending shaft (9) is arranged in parallel with the rotating axis of the first bending arm (8), one end of the bending shaft (9) is rotatably connected with the first bending arm (8), the other end of the bending shaft is rotatably connected with the second bending arm, and an annular groove matched with the ear-hung tube is formed in the bending shaft (9);
the cylinder body of the bending cylinder (3) is hinged to the top of the rack (2), the piston rod of the bending cylinder (3) is hinged to the connecting rod (13), and the bending cylinder (3) is used for driving the connecting rod (13) to rotate by taking the rotating axis of the first bending arm (8) as the axis.
2. The bending device for the ear mount of the stethoscope according to claim 1, further comprising a first bending shaft mounting plate (10) and a second bending shaft mounting plate, wherein two ends of the bending shaft (9) are rotatably connected with the first bending shaft mounting plate (10) and the second bending shaft mounting plate respectively;
at least two first internal thread through holes are formed in the first bending shaft mounting plate (10), at least two first strip-shaped through holes are formed in the first bending arm (8), the two first strip-shaped through holes and the two first internal thread through holes are arranged in a one-to-one correspondence mode, and bolts are movably connected in the first strip-shaped through holes and the corresponding first internal thread through holes;
at least two second internal thread through holes are formed in the second bending shaft mounting plate, at least two second strip-shaped through holes are formed in the second bending arm, the two second strip-shaped through holes and the two second internal thread through holes are arranged in a one-to-one correspondence mode, and bolts are movably connected in the second strip-shaped through holes and the corresponding second internal thread through holes.
3. The bending device for the ear hook of the stethoscope according to claim 2, wherein the fixing assembly comprises a fixing seat (5), a movable plate (6) and a clamping cylinder (4), the fixing seat (5) is arranged on the bottom plate (1), the clamping cylinder (4) is installed on the rack (2) above the fixing seat (5), the movable plate (6) is installed on a piston rod of the clamping cylinder (4), the clamping cylinder (4) is used for driving the movable plate (6) to move up and down, arc-shaped grooves matched with the ear hook tube are formed in clamping surfaces of the fixing seat (5) and the movable plate (6), and the fixing seat (5) and the movable plate (6) are matched for fixing the ear hook tube.
4. The bending device for the ear hook of the stethoscope according to claim 3, further comprising a clamping solenoid valve for opening the clamping cylinder (4), a bending solenoid valve for opening the bending cylinder (3), a detector (11) for detecting obstacles in the clamping and bending range, a controller and an alarm;
the detector (11) is installed on the rack (2), the detector (11) is in signal connection with the controller, and the controller is respectively in control connection with the clamping electromagnetic valve, the bending electromagnetic valve and the alarm.
5. The bending device for the ear hook of the stethoscope according to claim 4, further comprising a foot switch in signal communication with the controller.
6. The bending device for the ear hook of the stethoscope according to claim 4, further comprising an angle sensor for detecting the bending angle of the ear hook tube, wherein the angle sensor is in signal connection with the controller.
7. The bending device for the ear hook of the stethoscope according to claim 1, wherein the frame (2) is provided with a limiting plate (12) for limiting the rotation angles of the first bending arm (8) and the second bending arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045448.0A CN111215489A (en) | 2020-01-16 | 2020-01-16 | Bending device for ear-hang of stethoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045448.0A CN111215489A (en) | 2020-01-16 | 2020-01-16 | Bending device for ear-hang of stethoscope |
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| Publication Number | Publication Date |
|---|---|
| CN111215489A true CN111215489A (en) | 2020-06-02 |
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ID=70808509
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010045448.0A Pending CN111215489A (en) | 2020-01-16 | 2020-01-16 | Bending device for ear-hang of stethoscope |
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| CN (1) | CN111215489A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122412A (en) * | 2020-08-07 | 2020-12-25 | 黄石麦斯特机械设备有限公司 | Numerical control bending machine |
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Application publication date: 20200602 |
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