CN213856487U - Medical instrument traction lever bending device - Google Patents
Medical instrument traction lever bending device Download PDFInfo
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- CN213856487U CN213856487U CN202022533677.5U CN202022533677U CN213856487U CN 213856487 U CN213856487 U CN 213856487U CN 202022533677 U CN202022533677 U CN 202022533677U CN 213856487 U CN213856487 U CN 213856487U
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Abstract
The utility model discloses a medical instrument traction lever bending device, including mounting structure, adjustment mechanism and the mechanism of buckling, mounting structure is including installation main part, first mounting groove, second mounting groove, bearing, actuating lever, first gear and first carousel, and the inside of installation main part is provided with first mounting groove and second mounting groove, installs first bearing between first mounting groove and the second mounting groove, and the inboard of installation main part is rotated and is connected with the actuating lever, and the one end fixed mounting of actuating lever has first gear, the first carousel of other end fixedly connected with of actuating lever. When the traction rod is bent, the traction rod is placed between the abutting blocks on the inner side of the limiting baffle, the hydraulic cylinder pushes the module to abut against the traction rod downwards, the traction rod is pressed into the inner side of the arc-shaped groove downwards, and after the traction rod is pressed into the inner side of the first mounting groove, the inner side of the traction rod is connected with the arc-shaped groove and the inner wall of the first mounting groove through abutting of the module, so that the bending radian and the parallelism of the traction rod can be guaranteed.
Description
Technical Field
The utility model belongs to the technical field of medical instrument spare part, specifically be a medical instrument traction lever bending device.
Background
In some medical instruments, a U-shaped drawbar (drawbar shaft) is used, and the drawbar of this type is generally formed by bending a bar member raw material having a straight bar structure and then forming a U-shaped drawbar including a bar body portion and a bent portion.
In the prior art, when the traction rod is machined, the traction rod is thin, so that the rod body and the bending part are broken or the bending radian is not satisfactory during bending treatment, or the parallelism between the rod body and the bending part is insufficient, and the use of medical instruments cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a medical instrument traction lever bending device to solve current bending device and bend the problem that radian and depth of parallelism are not up to standard to the traction lever.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medical instrument traction lever bending device, includes mounting structure, adjustment mechanism and the mechanism that bends, adjustment mechanism and the mechanism fixed mounting that bends are on mounting structure's surface, and adjustment mechanism can carry out the regulation of corresponding degree of depth of bending according to drawbar length, and the setting through the spring is conveniently bent back drawbar of taking simultaneously, and the mechanism that bends pushes down the traction lever that is located between the limit baffle through pneumatic cylinder promotion module, with the traction lever along the inboard shaping of bending of first mounting groove and arc wall of impressing downwards of limit baffle.
The mounting structure comprises a mounting main body, a first mounting groove, a second mounting groove, a bearing, a driving rod, a first gear and a first rotary table, wherein the first mounting groove and the second mounting groove are formed in the mounting main body; the adjusting mechanism comprises a limiting base, a lifting base, a guide pin, a guide hole, a thread groove, a supporting shaft and a second gear, wherein the guide hole is symmetrically formed in the surface of the limiting base, the guide pin is connected to the inner side of the guide hole in a sliding mode, the lifting base is welded to the upper end of the guide pin, the thread groove is formed in the lower surface of the limiting base, the supporting shaft is connected to the inner side of the thread groove in a threaded mode, the second gear is fixedly mounted at the lower end of the supporting shaft, and the second gear is located on the inner side of a second mounting groove; the bending mechanism comprises a mounting frame, a hydraulic cylinder and a module, the hydraulic cylinder is fixedly mounted on the lower surface of the mounting frame, and the module is fixedly connected with the telescopic end of the hydraulic cylinder.
The utility model discloses an in the embodiment, the inboard sliding connection of mounting structure's first mounting groove has spacing base and lifting base.
In an embodiment of the present invention, a supporting shaft is fixedly mounted inside the first bearing of the mounting structure, and a first gear is engaged with the surface of the second gear at the lower end of the supporting shaft.
The utility model discloses an in the embodiment, the fixed surface of installation main part installs stop gear, stop gear includes limit baffle, adjusts the pole, supports piece, second carousel and second bearing, sliding connection has to support the piece between the limit baffle, the surface mounting who supports the piece has the second bearing, the regulation pole is installed to the inboard of second bearing, the one end welding of adjusting the pole has the second carousel.
The utility model discloses an in the embodiment, stop gear's limit baffle symmetric welding is on the surface of installation main part, the surperficial threaded connection of installation main part has the regulation pole.
The utility model discloses an in one embodiment, the surface of lifting base is provided with the arc wall, the arc wall is corresponding with limit baffle and module.
In an embodiment of the present invention, the lower surface of the mounting body is provided with a universal wheel.
The utility model discloses an in the embodiment, be provided with the spring between lifting base and the spacing base, the both ends fixedly connected with lifting pedestal lower surface and the spacing base upper surface of spring.
In an embodiment of the present invention, the mounting body surface of the mounting structure is provided with a mounting bracket of the bending mechanism through a bolt fixing.
Compared with the prior art, the beneficial effects of the utility model are that: when the traction rod is bent, the traction rod is placed between the abutting blocks on the inner side of the limiting baffle, the hydraulic cylinder pushes the module to abut against the traction rod downwards, and the traction rod is pressed into the inner side of the arc-shaped groove downwards;
after the hydraulic cylinder drives the module to move upwards and reset, the traction rod loses abutting, and the lifting base is pushed to reset through the elasticity of the spring, so that the upper end of the traction rod is pushed out, and the traction rod is convenient to take;
the limiting base and the lifting base are driven to move up and down along the first mounting groove by rotating the first rotary disc in a linkage mode, the pressing-in depth of the traction rod is controlled according to the length of the traction rod, and the parallelism of the traction rod in a certain range can be guaranteed.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a top view of the mounting body of the present invention;
fig. 4 is an enlarged view of a portion in fig. 1 according to the present invention.
In the figure: 100, 110, 120, 130, 140, 150, 160, 170, 180, 200, 210, 220, 230, 240, two bearings, 250, 300, 310, 320, 330, 400, 410, 420, 430, 440, 450, 460, spring, 470, support shaft, 480, screw groove, 490, second gear.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
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 invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, 2 and 3, a medical instrument traction rod bending device includes an installation structure 100, an adjustment mechanism 400 and a bending mechanism 300, wherein the adjustment mechanism 400 and the bending mechanism 300 are fixedly installed on the surface of the installation structure 100, the adjustment mechanism 400 can adjust the corresponding bending depth according to the length of a traction rod, the traction rod can be conveniently taken after bending through a spring 460, and the bending mechanism 300 pushes a module 330 to press down the traction rod located between limiting baffles 210 through a hydraulic cylinder 320, so that the traction rod is pressed down into a first installation groove 120 and the inner side of an arc-shaped groove 430 along the limiting baffles 210 to be bent and formed.
Referring to fig. 1, the mounting structure 100 includes a mounting main body 110, a first mounting groove 120, a second mounting groove 130, a first bearing 140, a driving rod 160, a first gear 170 and a first rotating disk 180, the mounting main body 110 is provided inside with the first mounting groove 120 and the second mounting groove 130, the first bearing 140 is mounted between the first mounting groove 120 and the second mounting groove 130, the driving rod 160 is rotatably connected to the inner side of the mounting main body 110, the first gear 170 is fixedly mounted at one end of the driving rod 160, the first gear 170 is located at the inner side of the second mounting groove 130, the first rotating disk 180 is fixedly connected to the other end of the driving rod 160, the driving rod 160 is driven to rotate by rotating the first rotating disk 180, and the second gear 490 is engaged with the first gear 170 to drive the supporting shaft 470 to rotate.
Referring to fig. 1, the adjusting mechanism 400 includes a limiting base 410, a lifting base 420, a guide pin 440, a guide hole 450, a thread groove 480, a support shaft 470 and a second gear 490, the surface of the limiting base 410 is symmetrically provided with the guide hole 450, the inner side of the guide hole 450 is slidably connected with the guide pin 440, the upper end of the guide pin 440 is welded with the lifting base 420, the lifting base 420 is slidably inserted into the inner side of the guide hole 450 through the guide pin 440 to limit the lifting base 420 to move up and down, the lower surface of the limiting base 410 is provided with the thread groove 480, the inner side of the thread groove 480 is threadedly connected with the support shaft 470, the support shaft 470 rotates to drive the limiting base 410 to move up and down along the support shaft 470, the lower end of the support shaft 470 is fixedly provided with the second gear 490, and the second gear 490 is located at the inner side of the second mounting groove 130.
Referring to fig. 1, a spring 460 is disposed between the lifting base 420 and the limiting base 410, two ends of the spring 460 are fixedly connected to the lower surface of the lifting base 420 and the upper surface of the limiting base 410, the module 330 moves downward along the first installation groove 120, the lifting base 420 moves downward along the first installation groove 120 and the guide hole 450, after bending, the hydraulic cylinder 320 drives the module 330 to reset, and after the traction rod loses contact, the traction rod pushes the lifting base 420 to move upward and downward through the elasticity of the spring 460 to lift the traction rod upward, so that the traction rod can be taken out conveniently.
Referring to fig. 1, an arc-shaped groove 430 is formed on the surface of the lifting base 420, the arc-shaped groove 430 corresponds to the limiting baffle 210 and the module 330, the traction rod which enters the first mounting groove 120 downwards is guided and limited by the limiting baffle 210, and the traction rod is pressed into the first mounting groove 120 and the arc-shaped groove 430 downwards by the module 330.
Referring to fig. 1, 3 and 4, a limiting mechanism 200 is fixedly mounted on the surface of the mounting main body 110, the limiting mechanism 200 includes a limiting baffle 210, an adjusting rod 220, a resisting block 250, a second rotating disc 230 and a second bearing 240, the resisting block 250 is slidably connected between the limiting baffles 210, the second bearing 240 is mounted on the surface of the resisting block 250, the adjusting rod 220 is mounted on the inner side of the second bearing 240, the second rotating disc 230 is welded to one end of the adjusting rod 220, and the resisting block 250 is pushed to move along the limiting baffle 210 by the rotation of the second rotating disc 230 along the mounting main body 110.
Referring to fig. 1 and 3, the limiting baffles 210 of the limiting mechanism 200 are symmetrically welded on the surface of the mounting main body 110, the traction rod is limited by the limiting baffles 210 to prevent deviation in the bending process, the surface of the mounting main body 110 is in threaded connection with an adjusting rod 220, the adjusting rod 220 rotates along the mounting main body 110, and the placing position of the adjusting rod is determined by abutting the abutting block 250 against the wire pulling rod.
Referring to fig. 1, the press bending mechanism 300 includes a mounting frame 310, a hydraulic cylinder 320 and a module 330, the hydraulic cylinder 320 is fixedly mounted on the lower surface of the mounting frame 310, the module 330 is fixedly connected to the telescopic end of the hydraulic cylinder 320, and the hydraulic cylinder 320 pushes the module 330 to press the drawbar into the first mounting groove 120.
Referring to fig. 1, the inner side of the first installation groove 120 of the installation structure 100 is slidably connected with a limiting base 410 and a lifting base 420, and the limiting base 410 and the lifting base 420 move up and down along the first installation groove 120 to adjust the bending depth.
Referring to fig. 1, a support shaft 470 is fixedly installed inside the first bearing 140 of the installation structure 100, a surface of the second gear 490 at the lower end of the support shaft 470 is engaged with the first gear 170, and the first gear 170 rotates to drive the second gear 490 and the support shaft 470 to rotate, so as to drive the limiting base 410 to move up and down along the support shaft 470 to adjust the bending depth of the drawbar.
Referring to fig. 1, a universal wheel 150 is mounted on a lower surface of the mounting body 110, and the universal wheel 150 is disposed to facilitate movement of the bending apparatus.
Referring to fig. 1 and 2, the surface of the mounting body 110 of the mounting structure 100 is fixedly mounted with a mounting frame 310 of the bending mechanism 300 by bolts.
The working principle of the scheme is as follows: when the traction rod is bent, the traction rod is placed between the abutting blocks 250 on the inner side of the limiting baffle 210, the placing position of the traction rod is limited through the limiting mechanism 200, then the hydraulic cylinder 320 of the bending mechanism 300 pushes the module 330 to abut against the traction rod downwards, the traction rod is pressed into the inner side of the first installation groove 120 downwards along the limiting baffle 210 and then abuts against the surface of the lifting base 420, the lifting base 420 is enabled to abut against the limiting base 410 downwards along the guide hole 450 and the first installation groove 120, then the traction rod is pressed into the inner side of the arc-shaped groove 430 downwards through the module 330, after the traction rod is pressed into the inner side of the first installation groove 120, the two sides of the upper end of the traction rod are limited through the limiting baffle 210 to prevent the traction rod from deviating, the inner side of the traction rod is abutted against the inner side of the arc-shaped groove 430 and the inner wall of the first installation groove 120 through the module 330, and therefore the bending radian and the parallelism of the traction rod can be guaranteed;
after the traction frame is bent, the hydraulic cylinder 320 drives the module 330 to move upwards for resetting, and after the traction rod loses a downward acting force, the lifting base 420 is pushed by the elastic force of the spring 460 to move upwards for resetting along the guide hole 450 and the first mounting groove 120, so that the upper end of the traction rod is pushed out of the first mounting groove 120, and the traction rod is convenient to take;
when the bending depth needs to be adjusted according to the length of the traction rod, the first rotary disc 180 is rotated to drive the driving rod 160 to rotate, then the first gear 170 is meshed with the second gear 490 to drive the supporting shaft 470 to rotate, the supporting shaft 470 can drive the limiting base 410 to move up and down along the supporting shaft 470 when rotating, so that the limiting base 410 and the lifting base 420 are driven to move up and down along the first mounting groove 120 in a linkage mode, the pressing-in depth of the traction rod is controlled according to the length of the traction rod, and the parallelism of the traction rod in a certain range can be guaranteed.
It should be noted that the specific model specification of the hydraulic cylinder 320 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.
The operation of the hydraulic cylinder 320 will be clear to a person skilled in the art and will not be described in detail here.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A medical instrument traction rod bending device is characterized by comprising
The mounting structure (100) comprises a mounting main body (110), a first mounting groove (120), a second mounting groove (130), a first bearing (140), a driving rod (160), a first gear (170) and a first rotary disc (180), wherein the first mounting groove (120) and the second mounting groove (130) are formed in the mounting main body (110), the first bearing (140) is mounted between the first mounting groove (120) and the second mounting groove (130), the driving rod (160) is rotatably connected to the inner side of the mounting main body (110), the first gear (170) is fixedly mounted at one end of the driving rod (160), the first gear (170) is located at the inner side of the second mounting groove (130), and the first rotary disc (180) is fixedly connected to the other end of the driving rod (160);
the adjusting mechanism (400) comprises a limiting base (410), a lifting base (420), a guide pin (440), a guide hole (450), a thread groove (480), a support shaft (470) and a second gear (490), wherein the surface of the limiting base (410) is symmetrically provided with the guide hole (450), the inner side of the guide hole (450) is slidably connected with the guide pin (440), the lifting base (420) is welded at the upper end of the guide pin (440), the thread groove (480) is arranged on the lower surface of the limiting base (410), the support shaft (470) is in threaded connection with the inner side of the thread groove (480), the second gear (490) is fixedly mounted at the lower end of the support shaft (470), and the second gear (490) is located on the inner side of the second mounting groove (130);
bending mechanism (300), bending mechanism (300) includes mounting bracket (310), pneumatic cylinder (320) and module (330), the lower fixed surface of mounting bracket (310) installs pneumatic cylinder (320), the flexible end fixedly connected with module (330) of pneumatic cylinder (320).
2. A medical instrument drawbar bending device according to claim 1, wherein: the inner side of the first installation groove (120) of the installation structure (100) is slidably connected with a limiting base (410) and a lifting base (420).
3. A medical instrument drawbar bending device according to claim 1, wherein: a support shaft (470) is fixedly mounted on the inner side of a first bearing (140) of the mounting structure (100), and a first gear (170) is meshed and connected with the surface of a second gear (490) at the lower end of the support shaft (470).
4. A medical instrument drawbar bending device according to claim 1, wherein: the surface fixed mounting of installation main part (110) has stop gear (200), stop gear (200) include limit baffle (210), adjust pole (220), support piece (250), second carousel (230) and second bearing (240), sliding connection has between limit baffle (210) supports piece (250), the surface mounting who supports piece (250) has second bearing (240), the inboard of second bearing (240) is installed and is adjusted pole (220), the one end welding of adjusting pole (220) has second carousel (230).
5. A medical instrument drawbar bending device according to claim 4, wherein: the limiting baffle (210) of the limiting mechanism (200) is symmetrically welded on the surface of the mounting main body (110), and the surface of the mounting main body (110) is in threaded connection with an adjusting rod (220).
6. A medical instrument drawbar bending device according to claim 1, wherein: the surface of the lifting base (420) is provided with an arc-shaped groove (430), and the arc-shaped groove (430) corresponds to the limiting baffle (210) and the module (330).
7. A medical instrument drawbar bending device according to claim 1, wherein: the lower surface of the mounting main body (110) is provided with a universal wheel (150).
8. A medical instrument drawbar bending device according to claim 1, wherein: be provided with spring (460) between lifting base (420) and spacing base (410), the both ends fixedly connected with lifting base (420) lower surface and spacing base (410) upper surface of spring (460).
9. A medical instrument drawbar bending device according to claim 1, wherein: the surface of the mounting main body (110) of the mounting structure (100) is fixedly provided with a mounting rack (310) of the bending mechanism (300) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022533677.5U CN213856487U (en) | 2020-11-05 | 2020-11-05 | Medical instrument traction lever bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022533677.5U CN213856487U (en) | 2020-11-05 | 2020-11-05 | Medical instrument traction lever bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213856487U true CN213856487U (en) | 2021-08-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022533677.5U Active CN213856487U (en) | 2020-11-05 | 2020-11-05 | Medical instrument traction lever bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213856487U (en) |
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2020
- 2020-11-05 CN CN202022533677.5U patent/CN213856487U/en active Active
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