CN111421319A - Wire threading ring automatic pressing device compatible with multiple specifications of endoscope snake bones - Google Patents
Wire threading ring automatic pressing device compatible with multiple specifications of endoscope snake bones Download PDFInfo
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- CN111421319A CN111421319A CN202010426732.2A CN202010426732A CN111421319A CN 111421319 A CN111421319 A CN 111421319A CN 202010426732 A CN202010426732 A CN 202010426732A CN 111421319 A CN111421319 A CN 111421319A
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- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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Abstract
The invention provides an automatic wire threading ring pressing device compatible with various specifications of endoscope snake bones, which comprises an X-axis unit and a feeding supporting unit which are arranged at two ends of a sliding rail, and a tensioning device between the X-axis unit and the feeding supporting unit. The endoscope snake bone can be supported between the tensioning device and the X-axis unit through the core rod, and the endoscope snake bone can be straightened by adjusting the distance between the devices along the direction of the sliding rail. The invention can perform the pressing operation on the snake bone of the endoscope through the screw rod motor component between the X-axis unit and the tensioning device, and particularly drives the press head component in the direction vertical to the core rod through the fixed shaft screw rod motor to realize the pressing operation. According to the invention, the pressing head is precisely driven by the high-performance motor, so that the pressing position and the pressing depth of the snake bone threading ring can be precisely controlled; the rotation angle of the snake bone can be accurately controlled and adjusted through the servo motor, and two-point pressing or four-point pressing processing of the snake bone of the endoscope is realized; the position of the pressing point can be accurately identified through a CCD vision technology, and the accuracy and the reliability of pressing are improved.
Description
Technical Field
The invention relates to the technical field of precision machining equipment, in particular to an automatic wire threading ring pressing device compatible with various specifications of endoscope snake bones.
Background
With the continuous development of numerical control technology, many automatic devices appear for pursuing high-speed and high-precision medical product processing effects. However, the pressing work of the endoscope snake bone on the market is always completed manually. The artificial pressing processing not only makes the processing efficiency of the snake bone of the endoscope relatively poor, makes the productivity of the snake bone of the endoscope low, causes the problem of working hour waste, but also easily causes certain production safety problems because of the misoperation of workers, and the products processed by the artificial pressing often can not reach the precision required by customers.
This patent discloses a section.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the automatic thread-threading ring pressing device compatible with the snake bones of the endoscopes in various specifications. The invention specifically adopts the following technical scheme.
Firstly, in order to achieve the above object, an automatic pressing device for wire-passing rings compatible with various specifications of endoscope snake bones is provided, which comprises:
a slide rail is arranged on the base plate,
the X-axis unit is arranged at one end of the slide rail and can be fixedly connected with the slide rail;
the tensioning device is arranged in the middle of the slide rail and can be fixedly connected with the slide rail;
the feeding supporting unit is fixedly arranged at the other end of the sliding rail and used for fixing the snake bone of the endoscope;
the core rod is fixed between the X-axis unit and the tensioning device;
the screw rod motor assembly is arranged between the X-axis unit and the tensioning device and comprises a fixed shaft screw rod motor and a pressure head assembly, and the fixed shaft screw rod motor drives the pressure head assembly to press the endoscope snake bone in a direction perpendicular to the core rod;
one end of the endoscope snake bone is arranged on the feeding supporting unit, the other end of the endoscope snake bone penetrates through the tensioning device along the direction parallel to the sliding rail, the endoscope snake bone is connected and fixed on the X-axis unit through the core rod, the core rod is supported inside the endoscope snake bone, the tensioning device is fixedly connected with the endoscope snake bone, and the endoscope snake bone is pulled to keep the endoscope snake bone in a stretched state.
Optionally, the automatic thread-threading ring pressing device compatible with multiple specifications of endoscope snake bones further includes:
the moving module is arranged below the screw rod motor assembly in parallel to the slide rail and is used for driving the fixed shaft screw rod motor and the pressure head assembly to move along the core rod;
the CCD assembly is arranged between the screw rod motor assembly and the X-axis unit and is used for shooting the position of the screw rod motor assembly for pressing the snake bone of the endoscope and outputting a driving signal to drive the moving module to adjust the position of the screw rod motor assembly relative to the mandrel;
and the auxiliary light source is arranged below the CCD assembly in parallel with the mandril and is arranged at the same height with the X-axis unit, and is used for providing illumination for the CCD assembly to shoot the snake bone of the endoscope.
Optionally, the device for automatically pressing wire feed rings compatible with multiple specifications of endoscope snakebones comprises a CCD assembly, an auxiliary light source and a screw rod motor assembly, wherein the CCD assembly, the auxiliary light source and the screw rod motor assembly are arranged on the same fixing support, and the lower end of the fixing support is slidably connected to the slide rail to drive the CCD assembly, the auxiliary light source and the screw rod motor assembly to horizontally move along the slide rail relative to the endoscope snakebones.
Optionally, the automatic thread passing ring pressing device compatible with multiple specifications of endoscope snake bones as described above, wherein the lead screw motor assembly includes:
the motor fixing seats comprise an upper motor fixing seat and a lower motor fixing seat, and the upper motor fixing seat and the lower motor fixing seat are respectively fixed above and below the snake bone of the endoscope;
the two fixed shaft screw rod motors are respectively arranged on the two motor fixing seats above and below the snake bone of the endoscope;
the guide shaft is connected between the upper motor fixing seat and the lower motor fixing seat and is vertical to the core rod;
linear bearings, which are provided on the upper side and the lower side of the guide shaft along the guide shaft, respectively, and which are vertically movable up and down along the guide shaft;
the two linear bearing fixing plates are respectively fixedly connected with the two linear bearings on the upper side and the lower side of the guide shaft and guided by the linear bearings to vertically move up and down along the guide shaft;
and the pressing head assemblies comprise a pair of oppositely arranged pressing head assemblies, the pressing head assemblies are respectively and symmetrically arranged on the upper bearing fixing plate and the lower bearing fixing plate, and the pressing head assemblies are respectively driven by the upper fixed shaft screw motor and the lower fixed shaft screw motor to press the endoscope snake bone along the guide shaft in a direction perpendicular to the core rod.
Optionally, the automatic thread passing ring pressing device compatible with multiple specifications of endoscope snake bones as described above, wherein the tensioning device includes:
the lower part of the connecting and adjusting seat is connected with the sliding rail, the distance between the tensioning device and the X-axis unit is adjusted, and the tensioning device and the X-axis unit are arranged at the same height;
the micro adjusting seat is arranged on the connecting adjusting seat and can move along the direction parallel to the slide rail relative to the connecting adjusting seat;
the tensioning seat connecting plate is fixed above the micro adjusting seat and synchronously moves along the direction of the core rod in the snake bone of the endoscope along with the micro adjusting seat;
the supporting seat is vertically fixed above the tensioning seat connecting plate and is vertical to the snake bone of the endoscope;
the tensioning shaft is arranged on the supporting seat, horizontally penetrates through the supporting seat and is used for accommodating the snake bone of the endoscope to pass through along the direction parallel to the sliding rail;
the bushing is arranged inside the tensioning shaft, and the endoscope snake bone is arranged between the tensioning shaft and the bushing and vertically penetrates through the supporting seat;
and the PIN needle penetrates through the bushing in the radial direction and is arranged on the outer side of the supporting seat, and two ends of the PIN needle respectively protrude out of the bushing and are abutted against the inner wall of the endoscope snake bone to fix the endoscope snake bone.
Optionally, the automatic thread-threading ring pressing device compatible with multiple specifications of endoscope snake bones as described above, wherein the X-axis unit includes:
the lower part of the height compensation platform is connected with the slide rail and is used for adjusting the distance between the X-axis unit and the tensioning device and adjusting the height of the X-axis unit;
a sleeve fixedly arranged on the height supplementing platform, wherein one side end part of the snake bone of the endoscope is arranged on the periphery of the sleeve and is fixedly connected with the X-axis unit;
the clamping head is arranged at the end part of the sleeve and is used for being fixedly connected with the end part of the core rod;
and the I-shaped hexagon nut is connected between the chuck and the sleeve and used for fixing the chuck.
Optionally, the automatic threading ring pressing device compatible with the multiple specifications of the endoscope snake bones is further provided with a first rotating module and a second rotating module respectively arranged on the sleeve of the X-axis unit and the tensioning shaft of the tensioning device, and the first rotating module and the second rotating module synchronously rotate to drive the endoscope snake bones to rotate around the axis of the mandrel.
Advantageous effects
The invention provides an automatic wire threading ring pressing device compatible with various specifications of endoscope snake bones, which comprises an X-axis unit and a feeding supporting unit which are arranged at two ends of a sliding rail, and a tensioning device between the X-axis unit and the feeding supporting unit. The endoscope snake bone can be supported between the tensioning device and the X-axis unit through the core rod, and the endoscope snake bone can be straightened by adjusting the distance between the devices along the direction of the sliding rail. The invention can perform the pressing operation on the snake bone of the endoscope through the screw rod motor component between the X-axis unit and the tensioning device, and particularly drives the press head component in the direction vertical to the core rod through the fixed shaft screw rod motor to realize the pressing operation. According to the invention, the pressing head is precisely driven by the high-performance motor, so that the pressing position and the pressing depth of the snake bone threading ring can be precisely controlled; the angle of the snake bone rotation can be accurately controlled and adjusted through the servo motor, and two-point pressing or four-point pressing processing of the snake bone of the endoscope is achieved.
The invention can precisely and automatically press the endoscope snake bone according to the processing characteristic size, shape, depth and other parameters of the endoscope snake bone, and can precisely process the endoscope snake bone with the diameter range of Ø 2.0.0 mm- Ø 10.0.0 mm by replacing the corresponding functional module and the fixing device.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an automatic thread-threading ring pressing device compatible with multiple specifications of endoscope snake bones;
FIG. 2 is a schematic view of an X-axis unit of the present invention;
FIG. 3 is a schematic view of the tensioning device of the present invention;
FIG. 4 is a schematic view of a lead screw motor assembly of the present invention;
figure 5 is an exploded view of the ram assembly of the present invention;
fig. 6 is a perspective view of the automatic thread-threading ring pressing device compatible with multiple specifications of endoscope snake bones.
In the figure, 1 is an X-axis unit; 11 is a height supplementing platform; 12 is a slide rail; 14 is a chuck; 15 is a tensioning supporting height-supplementing platform; 16 is CBE5-45 module; 17 is a sleeve; 18 is an I-shaped hexagon nut; 19 is a first rotating module; 2 is a feeding supporting unit; 3 is a moving module; 4, a tensioning device; 41 is a connection adjusting seat; 42 is a tensioning shaft; 43 is a micro-adjusting seat; 44 is a second rotating module; 45 is a PIN needle; 46 is a bushing; 47 is a supporting seat; 49 is a connecting plate of the tensioning seat; 5 is a core rod; 6 is a screw motor component; a fixed shaft screw motor 61; 62 is a motor fixing seat; 63 is a nut; 64 is a linear bearing fixing plate; 65 is a guide shaft; 66 is a linear bearing; 67 is a STWN15 component; 68 is a ram assembly; 69 are JPRA6-1900 parts; 610 is the FNT4 part; 611 is a fixed ring; 612 is UF12-50 component; 7 is a CCD assembly; and 8, an auxiliary light source.
Detailed Description
In order to make the purpose and technical solution of the embodiments of the present invention clearer, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "and/or" in the present invention means that the respective single or both of them exist individually or in combination.
The meaning of the inner and the outer in the invention means that the direction pointing to the inside of the snake bone of the endoscope is inner, and vice versa, relative to the automatic pressing device per se; and not as a specific limitation on the mechanism of the device of the present invention.
The terms "left and right" as used herein refer to the left side of the user and the right side of the user when the user is facing the automatic stitching device, and are not intended to limit the mechanism of the device of the present invention.
The term "connected" as used herein may mean either a direct connection between the components or an indirect connection between the components via other components.
The meaning of "up and down" in the invention means that when a user faces the automatic pressing device, the direction from the sliding rail to the snake bone of the endoscope is up, otherwise, the direction is down, and the invention is not limited to the mechanism of the device.
Fig. 1 is a drawing illustrating an automatic thread-threading ring pressing device compatible with multiple specifications of endoscope snake bones, which comprises:
the slide rail (12) is provided with a slide rail,
an X-axis unit 1 disposed at one end of the slide rail 12 and capable of being fixedly connected to the slide rail 12;
the tensioning device 4 is arranged in the middle of the slide rail 12 and can be fixedly connected with the slide rail 12;
the feeding supporting unit 2 is fixedly arranged at the other end of the slide rail 12 and used for fixing the snake bone of the endoscope;
a core rod 5 fixed between the X-axis unit 1 and the tension device 4;
the screw rod motor assembly 6 is arranged between the X-axis unit 1 and the tensioning device 4 and comprises a fixed shaft screw rod motor 61 and a pressure head assembly 68, and the fixed shaft screw rod motor 61 drives the pressure head assembly 68 in a direction perpendicular to the core rod 5 to press the endoscope snake bone;
one end of the endoscope snake bone is arranged on the feeding supporting unit 2, the other end of the endoscope snake bone penetrates through the tensioning device 4 along the direction parallel to the sliding rail, and is connected and fixed on the X-axis unit 1 through the core rod 5, the core rod 5 is supported inside the endoscope snake bone, the tensioning device 4 is fixedly connected with the endoscope snake bone, and the endoscope snake bone is pulled to keep the endoscope snake bone in a stretched state.
The invention adopts the high-performance motor to accurately drive the pressing head, and meanwhile, the servo motor can be additionally arranged to accurately control and adjust the angle of the rotation direction of the snake bone, so that the pressing function of two points and four points of the snake bone of the endoscope is realized, and the aim of automatic pressing with higher efficiency is fulfilled.
The position of the pressing point can be identified through the CCD vision technology, and the accuracy and the reliability of pressing are greatly improved. Is very suitable for the high-efficiency and accurate pressing of a plurality of endoscope snake bone threading rings in medical treatment, electronics, industry and the like. The CCD assembly 7 used in the CCD vision technology can be arranged between the screw rod motor assembly 6 and the X-axis unit 1 and is used for shooting the position of the screw rod motor assembly 6 pressing the snake bone of the endoscope and outputting a driving signal to drive the moving module 3 to adjust the position of the screw rod motor assembly 6 relative to the core rod 5.
In order to ensure that the shooting effect of the CCD component 7 is clear and accurate, the invention can further arrange an auxiliary light source for the CCD component. The auxiliary light source 8 can be arranged below the CCD assembly 7 in parallel with the mandril 5 and at the same height with the X-axis unit 1, and is used for providing illumination for the CCD assembly 7 to shoot the snake bone of the endoscope.
The CCD assembly 7 can be composed of a CCD camera, a light source, a corresponding fixed support and the like, the position of a pressing point is identified through CCD vision technology precision, and the corresponding position is fed back to the movable module, so that the accuracy and the reliability of pressing can be greatly improved. In order to better identify the accuracy of the pressed features and position points, an auxiliary light source 8 is added, the area of the CCD is shot to a greater extent, and the CCD camera can capture the features more accurately, so that the qualified rate of the pressed product is further improved.
The adjustment of the snake bone pressing operation position of the endoscope can be realized by driving the screw rod motor assembly 6 by the moving module 3 shown in fig. 6. The moving module 3 is arranged below the screw motor assembly 6 in parallel with the slide rail 12 and is used for driving the fixed shaft screw motor 61 and the pressure head assembly 68 to move along the core rod 5.
Referring to fig. 1, the CCD assembly 7, the auxiliary light source 8, and the screw motor assembly 6 may be disposed on the same fixing bracket, and connected to the moving module by using the lower end of the fixing bracket. The CCD assembly 7 is arranged between the screw rod motor assembly 6 and the X-axis unit 1 and used for shooting the position of the screw rod motor assembly 6 for pressing the snake bone of the endoscope, and outputting a driving signal to drive the moving module 3 to adjust the position of the screw rod motor assembly 6 relative to the core rod 5, so that the fixing support can drive the CCD assembly 7, the auxiliary light source 8 and the screw rod motor assembly 6 to horizontally move to the pressing position along the core rod 5 relative to the snake bone of the endoscope.
As shown in fig. 2, the X-axis unit may include:
the lower part of the height compensating table 11 is connected with the slide rail 12 and is used for adjusting the distance between the X-axis unit 1 and the tensioning device 4 and adjusting the height of the X-axis unit 1;
a sleeve 17 fixedly provided on the height-increasing table 11, wherein one end of the endoscope snake bone is provided on the outer periphery of the sleeve 17 and fixedly connected to the X-axis unit 1;
a collet 14 provided at an end of the sleeve 17 for fixedly coupling with an end of the mandrel 5;
and an I-type hexagonal nut 18 coupled between the collet 14 and the sleeve 17 for fixing the collet 14.
The X-axis unit is installed on the height compensating table 11 through a sleeve 17, the core rod 5 is locked in the sleeve 17 through a jackscrew 44, and the height compensating table 11 is connected to a slide rail through a slide block at the bottom and can move along the slide rail so as to adjust the position of the height compensating table according to the length of a product. The X-axis unit can be used for manufacturing a corresponding butt joint part according to the size of the snake bone product of the endoscope and penetrating the butt joint part on the core rod 5, the butt joint part of the product is used for carrying out directional positioning on the product, and the chuck 14 can clamp the head of the snake bone product of the endoscope, so that the snake bone product of the endoscope can be positioned and clamped to be conveniently pressed and processed.
Taking fig. 3 as an example, the automatic pressing device for a threading ring of an endoscope snake bone provided by the present invention can specifically set the tensioning device 4 to include:
the lower part of the connecting adjusting seat 41 is connected with a tensioning support height compensation platform 15 through bolts and pins, the connecting adjusting seat is connected with the slide rail 12 through the tensioning support height compensation platform 15, the distance between the tensioning device 4 and the X-axis unit 1 is adjusted, the tensioning device 4 and the X-axis unit 1 are adjusted to be arranged at the same height, and the concentricity of the tensioning device and the sleeve 17 core rod 5 is guaranteed;
a micro adjustment seat 43, which is disposed on the connection adjustment seat 41 and can move along a direction parallel to the slide rail 12 relative to the connection adjustment seat 41;
the tensioning seat connecting plate 49 is fixed above the micro adjusting seat 43 and synchronously moves along the direction of the mandril 5 in the snake bone of the endoscope along with the micro adjusting seat 43;
the supporting seat 47 is vertically fixed above the tensioning seat connecting plate 49, and the supporting seat 47 is perpendicular to the snake bone of the endoscope;
the tensioning shaft 42 is arranged on the supporting seat 47, and the tensioning shaft 42 horizontally penetrates through the supporting seat 47 and is used for accommodating the endoscope snake bone to pass through along the direction parallel to the sliding rail;
a bushing 46 arranged inside the tension shaft 42, wherein the endoscope snake bone is arranged between the tension shaft 42 and the bushing 46 and vertically penetrates through the supporting seat 47;
and a PIN 45 which penetrates the bush 46 in the radial direction and is disposed outside the support base 47, wherein both ends of the PIN 45 respectively protrude from the bush 46 and abut against the inner wall of the endoscope snake bone to fix the endoscope snake bone.
The tensioning device 4 passes the snake bone product of the endoscope through the lining 46, and fine adjustment is carried out on the connection position of the snake bone product through the micro adjusting seat 43, so that the front end of the snake bone of the endoscope is tensioned at the processing part close to the X-axis unit, and the product can be adjusted to be kept in a tensioned state. When the tensioning device 4 is used for installing the snake bone of the endoscope, the installation part of the tensioning device can be positioned through the PIN 45, and the installation precision is ensured. The fixed installation of bush can be realized on tight axle 42 of rising through jackscrew locking to convenient dismantlement is changed the bush. The whole tensioning device can be connected to the sliding rail through the tensioning device heightening table in the second drawing, so that corresponding adjustment can be performed according to the length of a product.
The sleeve 17 of the X-axis unit 1 and the tensioning shaft 42 of the tensioning device 4 are further provided with a first rotating module 19 and a second rotating module 44, and the first rotating module 19 and the second rotating module 44 rotate synchronously to drive the endoscope snake bone to rotate around the axis of the mandrel 5 to adjust the pressing angle, so that the pressing position is adjusted.
The lead screw motor assembly 6 in the automatic pressing device can be realized by adopting the mode of fig. 4 through the following components:
the motor fixing seats 62 comprise an upper motor and a lower motor, and are respectively fixed above and below the snake bone of the endoscope;
the two fixed shaft screw rod motors 61 are respectively arranged on two motor fixing seats 62 above and below the snake bone of the endoscope;
a guide shaft 65 connected between the upper and lower motor fixing seats 62 and perpendicular to the mandrel 5;
two linear bearing fixing plates 64 perpendicular to the guide shaft 65, the two linear bearing fixing plates 64 being fixedly connected to two linear bearings 66 on the upper side and the lower side of the guide shaft 65, respectively, and guided by the linear bearings 66 to vertically move up and down along the guide shaft 65;
and the pressing head assemblies 68 comprise a pair of oppositely arranged pressing head assemblies 68, the pressing head assemblies 68 are respectively and symmetrically arranged on the upper bearing fixing plate 64 and the lower bearing fixing plate 64, and the pressing head assemblies 68 are respectively driven by the upper fixed shaft screw motor 61 and the lower fixed shaft screw motor 61 to press the endoscope snake bone along the guide shaft 65 in a direction perpendicular to the core rod 5.
Referring to fig. 5, the ram assembly 68 includes a pair of rams that can abut each other, wherein each ram assembly is configured to include: 8-1 parts of elastic pressing blocks, 8-2 parts of pressing blocks, 8-3 parts of springs, 8-4 parts of pin shafts and 8-5 parts of punches. One end of the pressing block 8-2 is fixedly connected with the bearing fixing plate 64, a mounting hole is formed in the pressing block, and an elastic pressing block 8-1 and a spring 8-3 are arranged in the mounting hole. Wherein, the spring 8-3 is abutted between the elastic pressing block 8-1 and the bearing fixing plate 64 through the opening of the mounting hole. The side wall of the elastic pressing block 8-1 and the side wall at the other end of the pressing block 8-2 are respectively and correspondingly provided with a bolt fixing hole, and the pin 8-4 is used for inserting and fixing the elastic pressing block 8-1 in the pressing block 8-2 through the bolt fixing holes. The end part of the elastic pressing block 8-1 is also provided with an installation groove for installing and fixing the punch 8-5, the rear end of the punch 8-5 is provided with an abutting surface, the middle part of the pressing block 8-2 corresponding to the rear end of the punch 8-5 is provided with a punch connecting hole, and the jackscrew 8-0 penetrates through the punch connecting hole to abut against the abutting surface at the rear end of the punch 8-5 to fix the punch 8-5.
The screw rod motor presses the module, the guide shaft 65 is used for guiding, the mounting precision of the upper punch 8-5 and the lower punch 8-5 is guaranteed, the upper elastic pressing block 8-1 and the lower elastic pressing block are adopted for holding and fixing products firstly, then the products are flexibly pressed through the spring 8-3 arranged in the elastic pressing block 8-1, the products are not pressed and damaged in the processing process, and then the power is transmitted to the punch 8-5 through the fixed shaft screw rod motor 61 to press the products. The punch 8-5 can be made of high-hardness white steel and is fixed on the pressing block 8-2 through a jackscrew. The elastic pressing block 8-1 can control the pressing stroke through the limitation of a pin shaft 8-4. The motor can be connected with the linear bearing fixing plate 64 through a point by a cap nut, so that the gap caused by direct connection of the motor is avoided. The stroke of the fixed shaft screw motor 61 can be fed back in real time through a sensor, so that accurate stroke control is achieved. The output force of the fixed shaft screw motor 61 can be controlled in real time according to the actual condition of the product and the detection signal feedback of the sensor, so that the shape and the stroke of the endoscope snake bone product during pressing are accurately controlled, and different requirements of customers are met. Compare in the artifical mode of carrying out the pressfitting of tradition, lead screw motor drive's pressfitting mode is faster, and the control accuracy of its pressfitting stroke, the control accuracy of pressfitting dynamics can both obtain the promotion of to a great extent. The invention can improve the accuracy of the endoscope snake bone pressing work, improve the processing efficiency and save the labor cost. Meanwhile, the invention can also completely avoid the problem that the measurement precision and the productivity are difficult to improve due to human factors. The invention provides a feasible solution of comprehensive optimization for snake bone pressing.
Compared with the prior art, the invention has the following advantages:
1) the device provided by the invention can be compatible with various specifications of endoscope snake bones, the pipe diameter range of the pressed-in pipe diameter comprises Ø 2.0.0 mm- Ø 10.0.0 mm, and the larger pipe diameter can be realized by replacing functional modules such as a jig and the like.
2) The device drives the snake bone and the positioning core rod of the endoscope to move left and right through the guide of a precise mechanical guide rail and the transmission of a precise ball screw, and precisely drives the pressing head by utilizing a high-performance stepping motor, so that the pressing position and the pressing depth of the snake bone threading ring can be precisely controlled;
3) the high-precision press-fit machine is driven by an imported servo motor, can obtain an accurate machining position in real time by utilizing the position feedback of a high-resolution encoder, can greatly improve the accuracy and reliability of press fit by utilizing the CCD vision technology to accurately identify the position of a press fit point, is suitable for a machining scene with higher requirements on machining precision, and can effectively improve the machining efficiency.
4) The invention can realize the switching of the two-point pressing and the four-point pressing functions of the snake bone of the endoscope by accurately controlling and adjusting the angle of the rotation direction of the snake bone through additionally arranging the servo motor.
5) The equipment adopts a precision standard part, is simple and reliable in installation and operation, compact in structure, good in stability, small in appearance, easy to machine parts, low in development cost and short in development period, can be flexibly changed and designed according to different application occasions, and is very suitable for being used in a numerical control machine tool for ultra-precision machining.
6) The precision device adopts a grease lubrication mode, only lubricating grease needs to be added periodically (1 time in 1 year), and the precision device is convenient to maintain.
The above are merely embodiments of the present invention, which are described in detail and with particularity, and therefore should not be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the spirit of the present invention, and these changes and modifications are within the scope of the present invention.
Claims (7)
1. The utility model provides an automatic compression fittings of wire ring that can compatible many specifications endoscope snake bone which characterized in that includes:
a slide rail (12),
the X-axis unit (1) is arranged at one end of the slide rail (12) and can be fixedly connected with the slide rail (12);
the tensioning device (4) is arranged in the middle of the sliding rail (12) and can be fixedly connected with the sliding rail (12);
the feeding supporting unit (2) is fixedly arranged at the other end of the sliding rail (12) and is used for fixing the snake bone of the endoscope;
a core rod (5) fixed between the X-axis unit (1) and the tensioning device (4);
the screw rod motor assembly (6) is arranged between the X-axis unit (1) and the tensioning device (4) and comprises a fixed shaft screw rod motor (61) and a press head assembly (68), and the fixed shaft screw rod motor (61) drives the press head assembly (68) to press the snake bone of the endoscope in a direction perpendicular to the core rod (5);
one end of the endoscope snake bone is arranged on the feeding supporting unit (2), the other end of the endoscope snake bone penetrates through the tension device (4) along the direction parallel to the sliding rail, and is connected and fixed on the X-axis unit (1) through the core rod (5), the core rod (5) is supported inside the endoscope snake bone, the tension device (4) is fixedly connected with the endoscope snake bone, and the endoscope snake bone is pulled to keep the endoscope snake bone in a stretched state.
2. The automatic compression device for the wire-threading ring compatible with the snake bones of the multi-specification endoscope, as recited in claim 1, further comprising:
the moving module (3) is arranged below the screw rod motor assembly (6) in parallel to the slide rail (12) and is used for driving the fixed shaft screw rod motor (61) and the pressure head assembly (68) to move along the core rod (5);
the CCD assembly (7) is arranged between the screw rod motor assembly (6) and the X-axis unit (1) and is used for shooting the position of the screw rod motor assembly (6) for pressing the snake bone of the endoscope and outputting a driving signal to drive the moving module (3) to adjust the position of the screw rod motor assembly (6) relative to the mandrel (5);
and the auxiliary light source (8) is arranged below the CCD assembly (7) in parallel with the mandril (5) and is arranged at the same height with the X-axis unit (1) and is used for providing illumination for the CCD assembly (7) to shoot the snake bone of the endoscope.
3. The automatic threading ring pressing device compatible with the snake bones of the multi-specification endoscope as claimed in claims 1-2, wherein the CCD assembly (7), the auxiliary light source (8) and the screw rod motor assembly (6) are arranged on the same fixed support, and the lower end of the fixed support is slidably connected with the slide rail (12) to drive the CCD assembly (7), the auxiliary light source (8) and the screw rod motor assembly (6) to horizontally move along the slide rail (12) relative to the snake bones of the endoscope.
4. The automatic thread passing ring pressing device compatible with the snake bones of the multi-specification endoscope as claimed in claims 1 to 3, wherein the lead screw motor assembly (6) comprises:
the motor fixing seats (62) comprise an upper motor fixing seat and a lower motor fixing seat, and the upper motor fixing seat and the lower motor fixing seat are respectively fixed above and below the snake bone of the endoscope;
the two fixed shaft screw rod motors (61) are respectively arranged on two motor fixing seats (62) above and below the snake bone of the endoscope;
the guide shaft (65) is connected between the upper motor fixing seat (62) and the lower motor fixing seat (62) and is vertical to the core rod (5);
linear bearings (66) provided on both upper and lower sides of the guide shaft (65) along the guide shaft (65), respectively, the linear bearings (66) being vertically movable up and down along the guide shaft (65);
the linear bearing fixing plates (64) comprise two linear bearing fixing plates perpendicular to the guide shaft (65), the two linear bearing fixing plates (64) are respectively and fixedly connected with the two linear bearings (66) on the upper side and the lower side of the guide shaft (65), and the linear bearings (66) guide the linear bearings to vertically move up and down along the guide shaft (65);
and the pressing head assemblies (68) comprise a pair of oppositely arranged pressing head assemblies, the pressing head assemblies (68) are respectively and symmetrically arranged on the upper bearing fixing plate and the lower bearing fixing plate (64), and the pressing head assemblies (68) are respectively driven by the upper fixed shaft screw motor and the lower fixed shaft screw motor (61) to press the endoscope snake bone along the guide shaft (65) in a direction perpendicular to the core rod (5).
5. The automatic thread ring pressing device compatible with the snake bones of the multi-specification endoscope as claimed in the claims 1 to 4, wherein the tensioning device (4) comprises:
the lower part of the connecting and adjusting seat (41) is connected with the sliding rail (12), the distance between the tensioning device (4) and the X-axis unit (1) is adjusted, and the tensioning device (4) and the X-axis unit (1) are adjusted to be arranged at the same height;
a micro adjusting seat (43) which is arranged on the connecting adjusting seat (41) and can move along the direction parallel to the slide rail (12) relative to the connecting adjusting seat (41);
the tensioning seat connecting plate (49) is fixed above the micro adjusting seat (43) and synchronously moves along the direction of the core rod (5) in the snake bone of the endoscope along with the micro adjusting seat (43);
the supporting seat (47) is vertically fixed above the tensioning seat connecting plate (49), and the supporting seat (47) is vertical to the snake bone of the endoscope;
the tensioning shaft (42) is arranged on the supporting seat (47), and the tensioning shaft (42) horizontally penetrates through the supporting seat (47) and is used for accommodating the endoscope snake bone to pass through along the direction parallel to the sliding rail;
a bushing (46) arranged inside the tension shaft (42), wherein the endoscope snake bone is arranged between the tension shaft (42) and the bushing (46) and vertically penetrates through the supporting seat (47);
and the PIN needle (45) penetrates through the bushing (46) along the radial direction and is arranged on the outer side of the supporting seat (47), and two ends of the PIN needle (45) respectively protrude out of the bushing (46) and are abutted against the inner wall of the endoscope snake bone to fix the endoscope snake bone.
6. The apparatus of claim 1, wherein the X-axis unit comprises:
the lower part of the height supplementing platform (11) is connected with the slide rail (12) and is used for adjusting the distance between the X-axis unit (1) and the tensioning device (4) and adjusting the height of the X-axis unit (1);
a sleeve (17) fixedly arranged on the height supplementing platform (11), wherein one side end part of the endoscope snake bone is arranged on the periphery of the sleeve (17) and is fixedly connected with the X-axis unit (1);
the clamping head (14) is arranged at the end part of the sleeve (17) and is used for being fixedly connected with the end part of the core rod (5);
an I-shaped hexagonal nut (18) connected between the collet (14) and the sleeve (17) for securing the collet (14).
7. The automatic threading ring pressing device compatible with the multiple specifications of endoscope snake bones as claimed in claims 1 to 6, wherein a first rotating module (19) and a second rotating module (44) are respectively arranged on the sleeve (17) of the X-axis unit (1) and the tensioning shaft (42) of the tensioning device (4), and the first rotating module (19) and the second rotating module (44) synchronously rotate to drive the endoscope snake bones to rotate around the axis of the core rod (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010426732.2A CN111421319B (en) | 2020-05-19 | 2020-05-19 | Automatic threading ring pressing device compatible with multiple specifications of endoscope snake bones |
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| CN202010426732.2A CN111421319B (en) | 2020-05-19 | 2020-05-19 | Automatic threading ring pressing device compatible with multiple specifications of endoscope snake bones |
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| CN111421319B CN111421319B (en) | 2024-05-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798864A (en) * | 2024-02-27 | 2024-04-02 | 杭州鑫泽源医疗科技有限公司 | Snake bone processing device |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1164503A (en) * | 1996-04-01 | 1997-11-12 | 出光石油化学株式会社 | Method for producing seamless metallic belt |
| JP2001062797A (en) * | 1999-08-24 | 2001-03-13 | Olympus Optical Co Ltd | Automatic endoscope forceps assembly method |
| JP2001062793A (en) * | 1999-08-24 | 2001-03-13 | Olympus Optical Co Ltd | Automatic endoscope forceps assembly device |
| US20040088848A1 (en) * | 2002-11-12 | 2004-05-13 | Taylor Dale W. | Gasket singulation and insertion apparata and methods |
| CN101053935A (en) * | 2007-05-31 | 2007-10-17 | 浙江湖州北道数控精密机械有限公司 | Numerically controlled ball grinding vehicle |
| CN102873527A (en) * | 2012-09-28 | 2013-01-16 | 苏州市环宇汽车配件有限公司 | Automobile hose and coupling assembly equipment |
| CN203527357U (en) * | 2013-08-27 | 2014-04-09 | 广州汽车集团股份有限公司 | Braking hose protecting sleeve installation device |
| CN104999221A (en) * | 2015-04-28 | 2015-10-28 | 常州延顺光电科技有限公司 | Preparation method for snake bone device of endoscope |
| CN105522363A (en) * | 2016-01-26 | 2016-04-27 | 苏州富强科技有限公司 | Pressing machine comprising pressure head with precisely-controllable pressure |
| CN106736498A (en) * | 2017-02-24 | 2017-05-31 | 安徽方圆机电股份有限公司 | A kind of many axle beds of long span are co-axially mounted adjusting process and device |
| CN108406327A (en) * | 2018-05-18 | 2018-08-17 | 上海姆沁医疗器械有限公司 | A kind of high-precision laser cutting equipment increase Full-automatic punch forming machine structure |
| CN109396798A (en) * | 2018-12-07 | 2019-03-01 | 中车株洲电机有限公司 | A kind of shafting dismounting platform |
| CN110280989A (en) * | 2019-06-24 | 2019-09-27 | 大连理工大学 | A kind of filament automatic takeup that tensile force is controllable and method |
| CN212169527U (en) * | 2020-05-19 | 2020-12-18 | 昆山允可精密工业技术有限公司 | Wire threading ring automatic pressing device compatible with multiple specifications of endoscope snake bones |
-
2020
- 2020-05-19 CN CN202010426732.2A patent/CN111421319B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1164503A (en) * | 1996-04-01 | 1997-11-12 | 出光石油化学株式会社 | Method for producing seamless metallic belt |
| JP2001062797A (en) * | 1999-08-24 | 2001-03-13 | Olympus Optical Co Ltd | Automatic endoscope forceps assembly method |
| JP2001062793A (en) * | 1999-08-24 | 2001-03-13 | Olympus Optical Co Ltd | Automatic endoscope forceps assembly device |
| US20040088848A1 (en) * | 2002-11-12 | 2004-05-13 | Taylor Dale W. | Gasket singulation and insertion apparata and methods |
| CN101053935A (en) * | 2007-05-31 | 2007-10-17 | 浙江湖州北道数控精密机械有限公司 | Numerically controlled ball grinding vehicle |
| CN102873527A (en) * | 2012-09-28 | 2013-01-16 | 苏州市环宇汽车配件有限公司 | Automobile hose and coupling assembly equipment |
| CN203527357U (en) * | 2013-08-27 | 2014-04-09 | 广州汽车集团股份有限公司 | Braking hose protecting sleeve installation device |
| CN104999221A (en) * | 2015-04-28 | 2015-10-28 | 常州延顺光电科技有限公司 | Preparation method for snake bone device of endoscope |
| CN105522363A (en) * | 2016-01-26 | 2016-04-27 | 苏州富强科技有限公司 | Pressing machine comprising pressure head with precisely-controllable pressure |
| CN106736498A (en) * | 2017-02-24 | 2017-05-31 | 安徽方圆机电股份有限公司 | A kind of many axle beds of long span are co-axially mounted adjusting process and device |
| CN108406327A (en) * | 2018-05-18 | 2018-08-17 | 上海姆沁医疗器械有限公司 | A kind of high-precision laser cutting equipment increase Full-automatic punch forming machine structure |
| CN109396798A (en) * | 2018-12-07 | 2019-03-01 | 中车株洲电机有限公司 | A kind of shafting dismounting platform |
| CN110280989A (en) * | 2019-06-24 | 2019-09-27 | 大连理工大学 | A kind of filament automatic takeup that tensile force is controllable and method |
| CN212169527U (en) * | 2020-05-19 | 2020-12-18 | 昆山允可精密工业技术有限公司 | Wire threading ring automatic pressing device compatible with multiple specifications of endoscope snake bones |
Non-Patent Citations (1)
| Title |
|---|
| 卢军等: "《基于视觉定位装配机器人的设计与实现》", 《组合机床与自动化加工技术》, no. 8, 25 August 2016 (2016-08-25), pages 140 - 144 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798864A (en) * | 2024-02-27 | 2024-04-02 | 杭州鑫泽源医疗科技有限公司 | Snake bone processing device |
| CN117798864B (en) * | 2024-02-27 | 2024-05-03 | 杭州鑫泽源医疗科技有限公司 | Snake bone processing device |
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| CN111421319B (en) | 2024-05-28 |
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