CN220278582U - Multi-point laser marking auxiliary positioning device - Google Patents
Multi-point laser marking auxiliary positioning device Download PDFInfo
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- CN220278582U CN220278582U CN202321579403.7U CN202321579403U CN220278582U CN 220278582 U CN220278582 U CN 220278582U CN 202321579403 U CN202321579403 U CN 202321579403U CN 220278582 U CN220278582 U CN 220278582U
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- adjusting sleeve
- rotary adjusting
- laser marking
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- 238000010330 laser marking Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000002861 ventricular Effects 0.000 description 6
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 206010019280 Heart failures Diseases 0.000 description 1
- 241001417523 Plesiopidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002107 myocardial effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a multi-point laser marking auxiliary positioning device, which comprises: the device comprises a base, a positioning disc and a rotary adjusting sleeve, wherein the base is used for being fixed with a marking machine carrying platform, the positioning disc is arranged on the base, and the rotary adjusting sleeve is arranged on the positioning disc and can rotate relatively; a locating pin is fixed at the top of the rotary adjusting sleeve, and a workpiece to be marked is placed at the top of the rotary adjusting sleeve and is matched with the locating pin for locating; the workpiece is provided with a plurality of marking points, the rotary adjusting sleeve is provided with a plurality of spring pin mechanisms which are in one-to-one correspondence with the marking points, and when any spring pin mechanism falls into the positioning groove, the marking point corresponding to any spring pin mechanism is just positioned on a marking station of the marking machine. The utility model has the advantages that the workpiece is more convenient and quick to install, position and replace, the marking position can be ensured to be accurate, the switching of each marking point position is rapid and accurate, and the marking quality and the working efficiency are greatly improved.
Description
Technical Field
The utility model relates to the technical field of laser marking and positioning, in particular to a multi-point laser marking auxiliary positioning device.
Background
The left ventricular assist system is used for partially or completely replacing heart of heart failure patient to convey blood, the part implanted into human body is a blood pump, the blood pump is connected with cardiac myocardial suture line through a ventricular connector (such as a workpiece 100 shown in figures 1-5 in the specification drawing), the ventricular connector and the blood pump are in bayonet elastic socket connection, and the socket position needs to be aligned during installation, so that marking is needed on the ventricular connector, and the marking means usually adopts laser marking.
For conventional laser marking work, only a workpiece is required to be simply fixed on a carrying platform of a marking machine, and the marking position is determined by manually adjusting displacement mechanisms in three directions of XYZ of a marking head of the marking machine for marking. Because there are five marking points on the ventricular connector, and the circumference is evenly distributed, then the adoption of conventional manual adjustment can result in more time consuming and less accurate marking positions. Accordingly, there is a need for improvements in the art that overcome the shortcomings of the prior art.
Disclosure of Invention
The utility model aims to solve the problem of providing a multi-point laser marking auxiliary positioning device so as to overcome the defects of high time consumption, inaccurate position and low efficiency in the prior art for marking a workpiece with multiple marking points.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a multi-point laser marking auxiliary positioning device, comprising:
the base is used for being fixed with the marking machine carrier platform;
the positioning disc is arranged on the base and is provided with a positioning groove;
the rotary adjusting sleeve is arranged on the positioning disc and can rotate relatively, the top of the rotary adjusting sleeve is fixedly provided with a positioning pin, and a workpiece to be marked is placed on the top of the rotary adjusting sleeve and is matched with the positioning pin for positioning; the rotary adjusting sleeve is provided with a plurality of spring pin mechanisms which are in one-to-one correspondence with the marking point positions, and when any spring pin mechanism falls into the positioning groove, the marking point position corresponding to the spring pin mechanism is just located on a marking station of the marking machine.
As a further improvement of the utility model, the rotary adjusting sleeve is sleeved on the positioning disk and is provided with a positioning seat at the top and a peripheral wall extending downwards along the periphery of the positioning seat, and the peripheral wall is arranged opposite to the side surface of the positioning disk; the spring pin mechanisms are horizontally arranged around the peripheral wall, the positioning groove is formed in the side face of the positioning disc, and any spring pin mechanism can rotate along with the rotary adjusting sleeve to be opposite to the positioning groove.
As a further improvement of the utility model, the workpiece is provided with a plurality of through holes distributed in an annular equidistant manner, the periphery of each through hole is provided with the marking point positions, and the positioning pins are provided with a plurality of through holes which are in one-to-one matching connection with the through holes.
As a further improvement of the utility model, the top of the rotary adjusting sleeve is provided with a mounting hole, the locating pin is vertically in interference fit in the mounting hole and at least partially exposed out of the rotary adjusting sleeve, and the top of the locating pin is provided with a round head.
As a further improvement of the utility model, a bearing is arranged between the rotary adjusting sleeve and the positioning disk.
As a further improvement of the utility model, a first annular step is arranged in the rotary adjusting sleeve, and the outer ring of the bearing is matched with the first annular step; the top of positioning disk is provided with the second annular step, the inner circle of bearing is fitted on this second annular step, and makes positioning disk with rotatory adjusting sleeve clearance fit.
As a further improvement of the utility model, the multi-point laser marking auxiliary positioning device also comprises a first bolt, wherein the first bolt passes through the rotary adjusting sleeve and the positioning disc to be locked on the base.
As a further improvement of the utility model, the top of the base is provided with a limit boss, the positioning disc is located at the top of the base, and the positioning disc is matched with the limit boss for limiting through a limit groove concavely arranged at the bottom of the positioning disc.
As a further improvement of the utility model, the bottom of the base is provided with a flange part which is fixedly connected with the marking machine carrier platform by a plurality of second bolts.
As a further development of the utility model, the spring pin mechanism is an index pin or a spring plunger, which can be pulled out of the positioning groove by an outward pulling force, so that the rotary adjustment sleeve can be rotated.
The beneficial effects of the utility model are as follows: the utility model provides a multi-point laser marking auxiliary positioning device, which positions a workpiece to be marked by rotating an adjusting sleeve, utilizes a spring pin mechanism arranged on the rotating adjusting sleeve to be matched with a positioning disc for use to determine marking points on the workpiece, and when one marking point position is marked, the spring pin mechanism is pulled to withdraw from a positioning groove, and the rotating adjusting sleeve is rotated to sequentially complete marking work of all marking points.
Drawings
FIG. 1 is a perspective view of a multi-point laser marking auxiliary positioning device of the utility model in a positioning state of a workpiece;
FIG. 2 is an exploded view of FIG. 1 in accordance with the present utility model;
FIG. 3 is a cross-sectional view of FIG. 1 of the present utility model;
FIG. 4 is a perspective view of the multi-point laser marking auxiliary positioning device of the utility model before positioning a workpiece;
fig. 5 is a top view of the present utility model after the marking of the workpiece is completed.
The following description is made with reference to the accompanying drawings:
1. a base; 101. a limit boss; 102. a flange portion; 2. a positioning plate; 201. a positioning groove; 202. a second annular step; 3. rotating the adjusting sleeve; 301. a positioning seat; 302. a peripheral wall; 303. a first annular step; 4. a positioning pin; 5. a spring pin mechanism; 6. a bearing; 7. a first bolt; 8. a second bolt; 100. a workpiece; 1001. and a through hole.
Detailed Description
Exemplary embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, the same numbers in different drawings denote the same or similar elements, unless otherwise specified. What is described in the following exemplary embodiments does not represent all embodiments consistent with the utility model; rather, they are merely examples of apparatus, articles, and/or methods that are consistent with aspects of the utility model as set forth in the claims.
The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present utility model. As used in the specification and claims of the present utility model, the singular forms "a," "an," or "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The appearances of the phrase "comprising" or "including" in this specification are intended to be open ended terms such as "comprising" or "including" and the like, meaning that elements appearing in front of "comprising" or "including" are not intended to be inclusive of elements appearing in front of "comprising" or "including" and equivalents thereof, but rather, are not intended to exclude that elements appearing in front of "comprising" or "including" may also include other elements. In the present utility model, if a plurality of the above-mentioned components are present, the meaning of the above-mentioned components is two or more.
Referring to fig. 1 to 5, the present utility model provides a multi-point laser marking auxiliary positioning device, comprising: base 1, positioning disk 2, rotation adjustment sleeve 3, locating pin 4, spring pin mechanism 5, bearing 6 and first bolt 7.
Specifically, base 1 is used for fixed mounting on the year thing platform of marking machine, and positioning disk 2 sets up at the top of base 1 to be provided with limit structure between it, guarantee that positioning disk 2 and base 1 relative position are fixed. The positioning disk 2 is circular and is provided with a positioning groove 201 on the circumferential side. The rotary adjusting sleeve 3 is sleeved on the positioning disc 2, and the rotary adjusting sleeve 3 can perform rotary motion relative to the positioning disc 2.
The rotary adjusting sleeve 3 is also circular, and has a positioning seat 301 at the top and a peripheral wall 302 extending downwards along the outer periphery of the positioning seat 301, so that a downward open accommodating cavity is formed in the rotary adjusting sleeve 3, and the positioning disc 2 is positioned in the accommodating cavity, so that the peripheral wall 302 is arranged opposite to the circumferential side surface of the positioning disc 2. The positioning seat 301 is used for placing a workpiece 100 to be marked, and the workpiece 100 in this embodiment specifically refers to a ventricular connector, the top surface of which has five through holes 1001 distributed in an annular equidistant manner, and marking points are located around each through hole 1001.
Further, the top of the rotary adjusting sleeve 3 is fixed with five locating pins 4 which are in one-to-one matching and plugging with five through holes 1001, the workpiece 100 to be marked is placed on the locating seat 301 of the rotary adjusting sleeve 3 from top to bottom, and is located through the matching and plugging of the five through holes 1001 and the five locating pins 4, so that the structure not only can accurately locate the workpiece 100, but also is very convenient and quick to disassemble and assemble.
Referring to fig. 2, five mounting holes are annularly and equidistantly formed in the top of the rotary adjusting sleeve 3, five positioning pins 4 are in interference fit with the five mounting holes in a one-to-one correspondence manner vertically, at least part of the positioning pins is exposed out of the rotary adjusting sleeve 3, and round heads are arranged at the tops of the five positioning pins 4 so as to be conveniently inserted into through holes 1001 of a workpiece 100 for positioning.
Correspondingly, in the present embodiment, five spring pin mechanisms 5 are provided, and are horizontally installed around the peripheral wall 302 of the rotary adjusting sleeve 3, and are in one-to-one correspondence with marking points on the workpiece 100. The positioning disc 2 coincides with the axis of the rotary adjusting sleeve 3, the five spring pin mechanisms 5 are distributed along the radial direction of the rotary adjusting sleeve 3, the pin columns of the spring pin mechanisms 5 and the positioning groove 201 are located at the same height, any spring pin mechanism 5 can rotate to be opposite to the positioning groove 201 along with the rotary adjusting sleeve 3, and when any spring pin mechanism 5 falls into the positioning groove 201, a marking point corresponding to any spring pin mechanism 5 is just located on a marking station of the marking machine. After the marking machine finishes marking on one marking point, the spring pin mechanism 5 is pulled to withdraw from the positioning groove 201, and the rotating adjusting sleeve 3 is rotated to the next spring pin mechanism 5 to accurately position the positioning groove 201, so that the marking work of all marking points is sequentially finished. Therefore, by adopting the structural design, the workpiece 100 is more convenient and quick to install, position and replace, the marking position is ensured to be accurate, the switching of each marking point position is rapid and accurate, and the marking quality and the working efficiency are greatly improved.
In this embodiment, the spring pin mechanism 5 is an indexing pin or a spring plunger, and the indexing pin and the spring plunger are conventional technologies. Taking a spring plunger as an example, the spring plunger is provided with a screw sleeve, a pin column, a handle and a spring, wherein the screw sleeve is fixed on the peripheral wall 302 of the rotation adjusting sleeve 3, the pin column is inserted in the screw sleeve, and one end of the pin column penetrates through the peripheral wall 302 and extends towards the axial direction of the rotation adjusting sleeve 3; the spring is sleeved on the pin, the pin is applied with elastic force towards the axial direction of the rotary adjusting sleeve 3, the handle is fixedly connected to the other end of the pin, and the pin is pulled out of the positioning groove 201 by applying outward pulling force on the handle, so that the rotary adjusting sleeve 3 can be rotated, the next spring plunger is aligned with the positioning groove 201, and the pin of the spring plunger can be automatically inserted into the positioning groove 201 under the elastic force of the spring.
Referring to fig. 2 and 3, a bearing 6 is installed between the rotary adjustment sleeve 3 and the positioning plate 2. Specifically, a first annular step 303 is arranged in the accommodating concave cavity of the rotary adjusting sleeve 3, and the outer ring of the bearing 6 is matched with the first annular step 303; the center position of the top of the positioning disk 2 is provided with a second annular step 202, the inner ring of the bearing 6 is matched on the second annular step 202, and the positioning disk 2 is in clearance fit with the rotation adjusting sleeve 3, so that the rotation of the rotation adjusting sleeve 3 relative to the positioning disk 2 is smooth. The first bolt 7 sequentially passes through the rotary adjusting sleeve 3, the bearing 6 and the positioning disk 2 and is locked on the base 1 for limiting each part.
Referring to fig. 2 again, the base 1 is provided with a column part and a flange part 102 positioned at the bottom of the column part, the top of the column part is provided with a limit boss 101, and the limit boss 101 is waist-shaped; the positioning plate 2 is located at the top of the column part, and the positioning plate 2 is matched with the limiting boss 101 for limiting through a limiting groove concavely arranged at the bottom of the positioning plate 2. The flange part 102 of the base 1 is fixedly connected with the marking machine carrier platform by using four second bolts 8.
The application is further explained, and the marking process is specifically as follows:
firstly, fixing a base 1 on a marking machine carrying platform by using a second bolt 8, and locking after the front, back, left and right positions of a laser marking head are adjusted to be in place by an X-direction moving mechanism and a Y-direction moving mechanism of a marking machine; then, the workpiece 100 to be marked is placed downwards on the rotary adjusting sleeve 3 to be positioned as shown in fig. 4; the marking machine begins marking a marking point on the workpiece 100 at a marking station; after the marking point position is marked, the spring pin mechanism 5 is pulled to withdraw from the positioning groove 201, the rotary adjusting sleeve 3 is rotated to the next spring pin mechanism 5 to be aligned with the positioning groove 201 for positioning, so that the marking point position corresponding to the spring pin mechanism is positioned on a marking station of a marking machine, marking is carried out, and the steps are repeated, so that marking work of all marking points is sequentially completed. The final marked workpiece 100 is shown in fig. 5, with letter marks marked at the marking points around each through hole 1001.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The foregoing description is only of a preferred embodiment of the utility model, which can be practiced in many other ways than as described herein, so that the utility model is not limited to the specific implementations disclosed above. While the foregoing disclosure has been described with reference to certain embodiments, it will be understood by those skilled in the art that various changes and modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model without departing from the technical solution of the present utility model still falls within the scope of the technical solution of the present utility model.
Claims (10)
1. Multi-point laser marking auxiliary positioning device, which is characterized by comprising:
the base (1) is used for being fixed with the marking machine carrier platform;
the positioning disc (2) is arranged on the base (1), and a positioning groove (201) is formed in the positioning disc (2);
the rotary adjusting sleeve (3) is arranged on the positioning disc (2) and can rotate relatively, the top of the rotary adjusting sleeve (3) is fixedly provided with a positioning pin (4), and a workpiece (100) to be marked is placed on the top of the rotary adjusting sleeve (3) and is matched with the positioning pin (4) for positioning; the automatic marking device is characterized in that a plurality of marking points are arranged on the workpiece (100), a plurality of spring pin mechanisms (5) which are in one-to-one correspondence with the marking points are arranged on the rotary adjusting sleeve (3), and when any spring pin mechanism (5) falls into the positioning groove (201), the marking point corresponding to any spring pin mechanism is just located on a marking station of the marking machine.
2. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the rotary adjusting sleeve (3) is sleeved on the positioning disc (2) and is provided with a positioning seat (301) at the top and a peripheral wall (302) extending downwards along the periphery of the positioning seat (301), and the peripheral wall (302) is arranged opposite to the side surface of the positioning disc (2); the plurality of spring pin mechanisms (5) are horizontally arranged around the peripheral wall (302), the positioning groove (201) is formed in the side face of the positioning disc (2), and any spring pin mechanism (5) can rotate along with the rotary adjusting sleeve (3) to be opposite to the positioning groove (201).
3. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the workpiece (100) is provided with a plurality of through holes (1001) which are distributed in an annular equidistant mode, marking points are arranged around each through hole (1001), and the positioning pins (4) are provided with a plurality of through holes (1001) which are in one-to-one matching connection.
4. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the top of rotatory adjusting sleeve (3) has seted up the mounting hole, locating pin (4) are along vertical interference fit in this mounting hole, and at least part upwards expose in rotatory adjusting sleeve (3), the top of locating pin (4) is provided with the round head.
5. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: a bearing (6) is arranged between the rotary adjusting sleeve (3) and the positioning disc (2).
6. The multi-point laser marking auxiliary positioning device according to claim 5, wherein: a first annular step (303) is arranged in the rotary adjusting sleeve (3), and the outer ring of the bearing (6) is matched with the first annular step (303); the top of the positioning disc (2) is provided with a second annular step (202), the inner ring of the bearing (6) is matched on the second annular step (202), and the positioning disc (2) is in clearance fit with the rotary adjusting sleeve (3).
7. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the novel rotary adjusting device further comprises a first bolt (7), wherein the first bolt (7) penetrates through the rotary adjusting sleeve (3) and the positioning disc (2) to be locked on the base (1).
8. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the top of base (1) is equipped with spacing boss (101), positioning disk (2) are located the top of base (1), and positioning disk (2) are through the spacing recess of its bottom indent setting with spacing boss (101) cooperation is spacing.
9. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the bottom of the base (1) is provided with a flange part (102), and the flange part (102) is fixedly connected with a marking machine carrier platform by using a plurality of second bolts (8).
10. The multi-point laser marking auxiliary positioning device according to claim 1, wherein: the spring pin mechanism (5) adopts an indexing pin or a spring plunger, and the spring pin mechanism (5) can rotate the rotary adjusting sleeve (3) after being pulled out from the positioning groove (201) by applying an outward pulling force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579403.7U CN220278582U (en) | 2023-06-20 | 2023-06-20 | Multi-point laser marking auxiliary positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579403.7U CN220278582U (en) | 2023-06-20 | 2023-06-20 | Multi-point laser marking auxiliary positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220278582U true CN220278582U (en) | 2024-01-02 |
Family
ID=89335265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321579403.7U Active CN220278582U (en) | 2023-06-20 | 2023-06-20 | Multi-point laser marking auxiliary positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220278582U (en) |
-
2023
- 2023-06-20 CN CN202321579403.7U patent/CN220278582U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multi point laser marking auxiliary positioning device Granted publication date: 20240102 Pledgee: Fengxian Branch of Shanghai Rural Commercial Bank Co.,Ltd. Pledgor: Shanghai Dongxin Biomedical Technology Co.,Ltd. Registration number: Y2024310000339 |