CN211804247U - Processing device for medical parts - Google Patents
Processing device for medical parts Download PDFInfo
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- CN211804247U CN211804247U CN201921984178.9U CN201921984178U CN211804247U CN 211804247 U CN211804247 U CN 211804247U CN 201921984178 U CN201921984178 U CN 201921984178U CN 211804247 U CN211804247 U CN 211804247U
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Abstract
The utility model discloses a processing device for medical parts, which is used for processing a screwed pipe, wherein the screwed pipe comprises an outer pipe and a thread positioned on the inner wall of the outer pipe; the processing device comprises a first support, a rotating seat arranged on the first support, a positioning seat used for fixing the outer tube, a motor and a cylinder, wherein the positioning seat is arranged on a track in a sliding manner, the rotating seat is connected with a clamping jig, the clamping jig further comprises a mandrel, a first sleeve, a second sleeve and a clamping jaw, the first sleeve and the second sleeve are sequentially sleeved on the clamping jaw, and one end of the clamping jaw extends out of the second sleeve; a strip-shaped groove is formed in the mandrel at the joint of the clamping part and the threaded part and is arranged along the axial direction of the mandrel. The utility model discloses a purpose of processing the screw thread on not only thin but also soft pipe wall, both be convenient for process, can not produce the injury to the outer pipe, can guarantee the precision of processing again, guarantee that internal screw thread pitch etc. has good uniformity.
Description
Technical Field
The utility model relates to a processing device for medical parts belongs to the internal thread processing field.
Background
In minimally invasive surgery, medical materials for treatment need to be placed at a wound site due to internal tissue trauma, while such degradable medical materials are fixed in muscle tissue using degradable nails. In the operation process, the nail needs to be screwed out of an operation gun provided with a plurality of nails to be driven into a human body, in order to ensure that the nail smoothly enters a designated position, the precision of a sleeve for placing the nail in the operation gun is required to be very high, and because the nail and the sleeve are fixed in the sleeve in a thread matching mode, the thread pitch inside the sleeve is required to be consistent, but because the pipe wall of the sleeve is thin, an internal thread with very high precision cannot be processed, the operation is seriously influenced, and therefore, how to develop the processing device with the high-precision internal thread sleeve becomes the research direction of technicians in the field.
Disclosure of Invention
The utility model aims at providing a processing device for medical part, this processing device for medical part have realized the purpose of processing the screw thread on not only thin but also soft pipe wall, both be convenient for process, can not produce the injury to the outer pipe, can guarantee the precision of processing again, guarantee or internal screw thread pitch etc. have good uniformity.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a processing device for medical parts is used for processing a threaded pipe, and the threaded pipe comprises an outer pipe and threads positioned on the inner wall of the outer pipe;
the processing device comprises a first support, a rotating seat arranged on the first support, a positioning seat used for fixing the outer tube, a motor and an air cylinder, wherein an output shaft of the motor is connected with the rotating seat through a coupler and used for driving the rotating seat to rotate, the positioning seat is slidably arranged on a track, and a piston rod of the air cylinder is connected with the positioning seat and used for driving the positioning seat to move on the track;
the clamping fixture is connected to the rotating seat and further comprises a mandrel, a first sleeve, a second sleeve and a clamping jaw, the first sleeve and the second sleeve are sequentially sleeved on the clamping jaw, and one end of the clamping jaw extends out of the second sleeve;
the mandrel further comprises a clamping part and a threaded part continuously provided with a threaded groove, the clamping part is embedded into the clamping jaw, the threaded groove of the threaded part is used for embedding a spring, and the central axes of the mandrel arranged on the rotating seat and the outer tube arranged on the positioning seat are positioned on the same straight line;
the outer pipe of the thread groove is sleeved on the mandrel, the spring is connected with the inner wall of the outer pipe to form a thread, and one end of the outer pipe is embedded into the clamping jaw extending out of the second sleeve;
a strip-shaped groove is formed in the mandrel and located at the joint of the clamping portion and the threaded portion, the groove is arranged along the axial direction of the mandrel, and one end of the groove penetrates through a first thread groove close to the clamping portion.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the ratio of the depth of the groove to the diameter of the mandrel is 1: 3 to 6.
2. In the above scheme, one end of the clamping jaw for clamping the outer tube is provided with a notch corresponding to the groove.
3. In the above scheme, the rotating base is mounted on the first support through a bearing seat.
4. In the above scheme, the positioning seat includes the fly leaf of being connected with the track and installs the mounting panel on the fly leaf, it has the mounting groove that supplies outer tube one end embedding to open on the mounting panel.
5. In the above scheme, one end of the thread part, which is opposite to the clamping part, is provided with an end head part.
6. In the above scheme, the spring is connected with the inner wall of the outer tube through laser welding.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses processing device for medical parts, it connects the spring on the outer tube inner wall, has realized the purpose of processing the screw thread on the thin and soft pipe wall, both convenient to process, can not produce the injury to the outer tube, can guarantee the precision of processing again, guarantee or the pitch of internal thread etc. have good uniformity; and through the motor, the cylinder cooperation roating seat and positioning seat, realized the full automatization of processing basically, realized placing the spring inside the outer tube with accuracy, both practiced thrift the manpower, can avoid human error and error again, guarantee the precision of processing.
2. The utility model discloses processingequipment for medical part, its spindle just is located the junction of clamping part and screw thread portion and opens there is a bar recess, this recess sets up along the axial direction of dabber, and this recess one end runs through the first thread groove that is close to the clamping part, the setting of recess, provide the stop face in week for the spring end face when cutting off the thread groove, thereby make to add man-hour each time, the position of spring at the spindle is identical completely, and then make the screw thread that processing obtained have good uniformity, and further, can not make the nail in the thread tube drop in advance, also can not make the nail throw away the card in the screw thread when needs drop, guarantee the precision of surgical equipment to the nail direction, provide the guarantee for the success of operation.
Drawings
FIG. 1 is a schematic structural view of a processing device for medical parts of the present invention;
FIG. 2 is a schematic structural view of a clamping jig of the processing device for medical parts of the present invention;
FIG. 3 is a schematic view of a partial structure of the processing apparatus for medical parts of the present invention;
FIG. 4 is a partial structural sectional view of the threaded pipe of the processing device for medical parts of the present invention;
fig. 5 is the utility model discloses the structure schematic diagram of medical parts is with processingequipment dabber.
In the above drawings: 1. a mandrel; 101. a clamping portion; 102. a thread groove; 103. a threaded portion; 104. an end portion; 105. a groove; 2. a first sleeve; 3. a second sleeve; 4. a clamping jaw; 401. a notch; 5. a spring; 10. a threaded pipe; 11. an outer tube; 21. a first bracket; 22. a rotating base; 23. positioning seats; 24. a motor; 25. a cylinder; 26. a track.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a processing device for medical parts is used for processing a threaded pipe 10, wherein the threaded pipe 10 comprises an outer pipe 11 and threads positioned on the inner wall of the outer pipe 11;
the processing device comprises a first support 21, a rotating seat 22 arranged on the first support 21, a positioning seat 23 used for fixing the outer tube 11, a motor 24 and an air cylinder 25, wherein an output shaft of the motor 24 is connected with the rotating seat 22 through a coupler and used for driving the rotating seat 22 to rotate, the positioning seat 23 is slidably arranged on a track 26, and a piston rod of the air cylinder 25 is connected with the positioning seat 23 and used for driving the positioning seat 23 to move on the track 26;
the rotating base 22 is connected with a clamping jig, the clamping jig further comprises a mandrel 1, a first sleeve 2, a second sleeve 3 and clamping jaws 4, the first sleeve 2 and the second sleeve 3 are sequentially sleeved on the clamping jaws 4, one end of each clamping jaw 4 extends out of the second sleeve 3, the clamping jaw 4 area positioned in the first sleeve 2 is used for clamping the mandrel 1, and the clamping jaw 4 area extending out of the second sleeve 3 is used for clamping the outer pipe 11 of the threaded pipe 10;
the mandrel 1 further comprises a clamping part 101 and a threaded part 103 continuously provided with a threaded groove 102, the clamping part 101 is embedded into the clamping jaw 4, the threaded groove 102 of the threaded part 103 is used for embedding a spring 5, and the central axes of the mandrel 1 arranged on the rotating seat 22 and the outer tube 11 arranged on the positioning seat 23 are positioned on the same straight line;
an outer tube 11 of the thread groove 102 is sleeved on the mandrel 1, the spring 5 is connected with the inner wall of the outer tube 11 to form a thread, and one end of the outer tube 11 is embedded into the clamping jaw 4 extending out of the second sleeve 3;
a strip-shaped groove 105 is formed on the mandrel 1 at the joint of the clamping portion 101 and the threaded portion 103, the groove 105 is arranged along the axial direction of the mandrel 1, and one end of the groove 105 penetrates through the first thread groove 102 close to the clamping portion 101.
The ratio of the depth of the groove 105 to the diameter of the mandrel 1 is 1: 5.
the end of the clamping jaw 4 for clamping the outer tube 11 is provided with a notch 401 corresponding to the groove 105.
The rotary base 22 is mounted on the first bracket 21 via a bearing block.
Example 2: a processing device for medical parts is used for processing a threaded pipe 10, wherein the threaded pipe 10 comprises an outer pipe 11 and threads positioned on the inner wall of the outer pipe 11;
the processing device comprises a first support 21, a rotating seat 22 arranged on the first support 21, a positioning seat 23 used for fixing the outer tube 11, a motor 24 and an air cylinder 25, wherein an output shaft of the motor 24 is connected with the rotating seat 22 through a coupler and used for driving the rotating seat 22 to rotate, the positioning seat 23 is slidably arranged on a track 26, and a piston rod of the air cylinder 25 is connected with the positioning seat 23 and used for driving the positioning seat 23 to move on the track 26;
the rotating base 22 is connected with a clamping jig, the clamping jig further comprises a mandrel 1, a first sleeve 2, a second sleeve 3 and clamping jaws 4, the first sleeve 2 and the second sleeve 3 are sequentially sleeved on the clamping jaws 4, one end of each clamping jaw 4 extends out of the second sleeve 3, the clamping jaw 4 area positioned in the first sleeve 2 is used for clamping the mandrel 1, and the clamping jaw 4 area extending out of the second sleeve 3 is used for clamping the outer pipe 11 of the threaded pipe 10;
the mandrel 1 further comprises a clamping part 101 and a threaded part 103 continuously provided with a threaded groove 102, the clamping part 101 is embedded into the clamping jaw 4, the threaded groove 102 of the threaded part 103 is used for embedding a spring 5, and the central axes of the mandrel 1 arranged on the rotating seat 22 and the outer tube 11 arranged on the positioning seat 23 are positioned on the same straight line;
an outer tube 11 of the thread groove 102 is sleeved on the mandrel 1, the spring 5 is connected with the inner wall of the outer tube 11 to form a thread, and one end of the outer tube 11 is embedded into the clamping jaw 4 extending out of the second sleeve 3;
a strip-shaped groove 105 is formed on the mandrel 1 at the joint of the clamping portion 101 and the threaded portion 103, the groove 105 is arranged along the axial direction of the mandrel 1, and one end of the groove 105 penetrates through the first thread groove 102 close to the clamping portion 101.
The positioning seat 23 includes a movable plate 27 connected to the rail 26 and a mounting plate 28 mounted on the movable plate 27, wherein the mounting plate 28 is provided with a mounting groove 29 for one end of the outer tube 11 to be inserted into.
The ratio of the depth of the groove 105 to the diameter of the mandrel 1 is 1: 3; the end of the thread part 103 opposite to the clamping part 101 is provided with an end head part 104; the spring 5 is connected to the inner wall of the outer tube 11 by laser welding.
When the processing device for the medical parts is adopted, the spring is connected to the inner wall of the outer pipe, so that the purpose of processing threads on the thin and soft pipe wall is realized, the processing is convenient, the outer pipe is not damaged, the processing precision can be ensured, and the thread pitch of internal threads and the like are ensured to have good consistency; the motor and the air cylinder are matched with the rotating seat and the positioning seat, so that the full automation of processing is basically realized, the spring is accurately placed in the outer tube, the labor is saved, human errors and errors can be avoided, and the processing precision is ensured;
in addition, the setting of its recess provides the stop face in circumference for the spring end face when cutting off the thread groove, thereby make processing each time, the position of spring at the spindle is identical completely, and then make the screw thread that processing obtained have good uniformity, and is further, can not make the intraductal nail of screw drop in advance, also can not make the nail throw away the card in the screw thread when needs drop, guarantees the precision of surgical equipment to the nail direction, provides the guarantee for the success of operation.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. The utility model provides a processingequipment for medical part which characterized in that: the method is used for machining a threaded pipe (10), wherein the threaded pipe (10) comprises an outer pipe (11) and threads located on the inner wall of the outer pipe (11);
the processing device comprises a first support (21), a rotating seat (22) arranged on the first support (21), a positioning seat (23) used for fixing the outer tube (11), a motor (24) and an air cylinder (25), wherein an output shaft of the motor (24) is connected with the rotating seat (22) through a coupler and used for driving the rotating seat (22) to rotate, the positioning seat (23) is slidably arranged on a track (26), and a piston rod of the air cylinder (25) is connected with the positioning seat (23) and used for driving the positioning seat (23) to move on the track (26);
the clamping fixture is connected to the rotating seat (22), the clamping fixture further comprises a mandrel (1), a first sleeve (2), a second sleeve (3) and a clamping jaw (4), the first sleeve (2) and the second sleeve (3) are sequentially sleeved on the clamping jaw (4), and one end of the clamping jaw (4) extends out of the second sleeve (3);
the mandrel (1) further comprises a clamping part (101) and a threaded part (103) with a threaded groove (102) continuously formed, the clamping part (101) is embedded into the clamping jaw (4), the threaded groove (102) of the threaded part (103) is used for embedding a spring (5), and the central axes of the mandrel (1) installed on the rotating seat (22) and the outer tube (11) installed on the positioning seat (23) are located on the same straight line;
an outer pipe (11) of the thread groove (102) is sleeved on the mandrel (1), the spring (5) is connected with the inner wall of the outer pipe (11) to form a thread, and one end of the outer pipe (11) is embedded into a clamping jaw (4) extending out of the second sleeve (3);
a strip-shaped groove (105) is formed in the mandrel (1) and located at the joint of the clamping portion (101) and the threaded portion (103), the groove (105) is arranged along the axial direction of the mandrel (1), and one end of the groove (105) penetrates through a first thread groove (102) close to the clamping portion (101).
2. The machining apparatus for medical parts according to claim 1, wherein: the ratio of the depth of the groove (105) to the diameter of the mandrel (1) is 1: 3 to 6.
3. The machining apparatus for medical parts according to claim 1, wherein: one end of the clamping jaw (4) used for clamping the outer tube (11) is provided with a notch (401) corresponding to the groove (105).
4. The machining apparatus for medical parts according to claim 1, wherein: the rotating seat (22) is arranged on the first bracket (21) through a bearing seat.
5. The machining apparatus for medical parts according to claim 1, wherein: the positioning seat (23) comprises a movable plate (27) connected with the rail (26) and a mounting plate (28) mounted on the movable plate (27), and a mounting groove (29) for embedding one end of the outer pipe (11) is formed in the mounting plate (28).
6. The machining apparatus for medical parts according to claim 1, wherein: one end of the threaded part (103), which is opposite to the clamping part (101), is provided with an end head part (104).
7. The machining apparatus for medical parts according to claim 1, wherein: the spring (5) is connected with the inner wall of the outer tube (11) through laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984178.9U CN211804247U (en) | 2019-11-18 | 2019-11-18 | Processing device for medical parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921984178.9U CN211804247U (en) | 2019-11-18 | 2019-11-18 | Processing device for medical parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211804247U true CN211804247U (en) | 2020-10-30 |
Family
ID=73028484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921984178.9U Active CN211804247U (en) | 2019-11-18 | 2019-11-18 | Processing device for medical parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211804247U (en) |
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2019
- 2019-11-18 CN CN201921984178.9U patent/CN211804247U/en active Active
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