Vortex shedding flowmeter laser marking machine

Abstract

The utility model discloses a vortex shedding flowmeter laser marking machine, which belongs to the technical field of non-standard automation and comprises a machine body, and the machine body comprises a machine frame shield, a smoke purifier and a cooling-water machine. A material taking assembly used for taking vortex shedding flowmeters is installed on the right front side of the interior of the machine frame protective cover, and a transferring assembly used for transferring and transporting the flowmeters clamped in the material taking assembly is installed on the middle side of the interior of the machine frame protective cover. Two sets of double-sliding-table assemblies used for conveying and positioning the flowmeters clamped in the transferring assembly are installed on the lower side of the interior of the rack protective cover, and a laser assembly used for marking the flowmeters fixed in the double-sliding-table assemblies is installed on the rear side of the interior of the rack protective cover. By means of the mode, the device can be connected with a current vortex shedding flowmeter automatic assembly line, the production efficiency is high, the automation degree of a factory is improved, and manpower is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of non-standard automation, in particular to a vortex flowmeter laser marking machine. Background Art

[0002] In the existing technology, during the production process of vortex flowmeters, a marking machine is usually required to laser engrave product specifications, QR codes, and other information on the vortex flowmeter housing. Existing marking machines generally use a single laser and a single-station loading method. This method can only load one product at a time. After the laser engraving is completed, the product must be removed before the next product can be loaded. Some marking machines on the market have upgraded conventional marking machines and adopted a cyclic alternating loading and unloading method. This method generally uses a dual-station loading and unloading slide to alternately load and unload, saving loading and unloading time and improving equipment efficiency.

[0003] Among many existing technologies, Chinese patent application CN113770544B discloses a laser marking machine, which includes a frame, a feed rail extending from the feed end of the frame to the discharge end, a laser marking machine body is provided above the feed rail, the laser marking machine body faces the processing area on the feed rail and laser marks the products located in the processing area, the feed rail is provided with a dust removal component for purifying the air in the processing area, the dust removal component covers the product on the feed rail, and the dust removal component is provided with an optical channel so that the laser emitted by the laser marking machine body is irradiated on the product through the optical channel.

[0004] However, the laser marking machine used in this patented technology can only put one material at a time and the new material can only be put into the equipment after the marking is completed. The efficiency is relatively low. In addition, the products produced from the automatic assembly line need to be manually collected and then transferred to the laser marking machine station. The labor cost of transferring materials is high and the work efficiency is low.

[0005] Based on this, the utility model designs a vortex flowmeter laser marking machine to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a vortex flowmeter laser marking machine.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A vortex flowmeter laser marking machine comprises a body, which includes a frame guard, a smoke purifier and a chiller; a smoke purifier is provided on the right side of the frame guard, and the pipe of the smoke purifier is connected to the inside of the frame guard, and there are three groups of chillers and they are provided on the left and right sides of the frame guard, and the pipes of the chillers extend into the inside of the frame guard and return to the chillers; a picking assembly for picking up the vortex flowmeter is installed on the right front side of the inside of the frame guard, a transfer assembly for transferring and transporting the flowmeter clamped in the picking assembly is installed on the middle side of the inside of the frame guard, two groups of double slide assemblies for transmitting and positioning the flowmeter clamped in the transfer assembly are installed on the lower side of the inside of the frame guard, and a laser assembly for marking the flowmeter fixed in the double slide assembly is installed on the rear side of the inside of the frame guard.

[0009] Furthermore, a three-color light is fixedly installed on the left rear side of the upper end surface of the rack shield.

[0010] Furthermore, the material picking assembly includes a linear module, a magnetic rodless cylinder, a rotary cylinder and a clamping cylinder; the linear module is fixedly installed on the upper end of the support plate on the right front side inside the frame guard, and the left end of the slider of the linear module is fixedly installed with a magnetic rodless cylinder, the output end of the magnetic rodless cylinder is fixedly connected to the rotary cylinder, and the output end of the rotary cylinder is fixedly connected to the clamping cylinder.

[0011] Furthermore, the transfer assembly includes a linear module 2, a magnetic rodless cylinder 2 and a clamping cylinder 2; the linear module 2 is fixedly installed on the upper end of the bracket on the middle side of the inside of the frame guard, and the front end of the slider of the linear module 2 is fixedly installed with a magnetic rodless cylinder 2, and the output end of the magnetic rodless cylinder 2 is fixedly connected to the clamping cylinder 2.

[0012] Furthermore, the front and rear ends of the two sets of double-slide assemblies are at the same horizontal position.

[0013] Furthermore, the double slide assembly includes a linear module three, a slide plate, a tripod, a carrier, a clamping cylinder three, a side thrust cylinder and a servo motor; the linear module three is fixedly mounted on the support plate on the lower side of the inner side of the frame guard and is provided with baffles on all four sides, the upper end of the slider of the linear module three is fixedly mounted with a tripod, the front and rear ends of the slide plate are fixedly mounted on the linear module three, the upper end surface of the slide plate is slidably connected to the tripod, the carrier is fixedly mounted on the upper end of the tripod, the clamping cylinder three is fixedly mounted on the lower end of the carrier, and slots are opened on the carrier for the two side clamps of the clamping cylinder three to move, the side thrust cylinder is fixedly mounted on the upper end of the carrier, the servo motor is fixedly mounted on the upper end of the tripod, and the output end of the servo motor is fixedly connected to the side end of the carrier through the hollow turntable.

[0014] Furthermore, the laser assembly includes a manually adjustable slide, an ultraviolet laser and a field mirror; the manually adjustable slide is fixedly mounted on the upper end of the support plate on the rear side of the rack shield, the slider of the manually adjustable slide is fixedly mounted with the ultraviolet laser, and the front output end of the ultraviolet laser is fixedly mounted with the field mirror.

[0015] Furthermore, the manual adjustment slide is provided with two sets and the output axis of the ultraviolet laser corresponds to the fixed position of the flow meter on the carrier.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. When the present invention is used, when it is necessary to perform laser marking on the vortex flowmeter, the material picking assembly grabs the vortex flowmeter product, the transfer assembly drives the product in the material picking assembly to be clamped, the material picking assembly releases the product, and the transfer assembly transports the material picking assembly to the top of the double slide assembly by translation, the double slide assembly clamps the product in the transfer assembly, the rotating mechanism in the double slide assembly drives the product to rotate ninety degrees, the double slide assembly drives the product to be translated to the bottom of the laser assembly, and the laser assembly marks the product clamped by the double slide assembly. The smoke purifier smokes during the marking process, and the chiller processes the hot water that absorbs the heat of the equipment into cold water through the water pipe and then transports it to the equipment, circulating and cooling the inside of the equipment. The double-station double slide assembly can cooperate with the transfer assembly to perform alternate movement to pick up materials, thereby realizing efficient laser marking of the vortex flowmeter.

[0017] 2. When the utility model is in use, when the equipment triggers the emergency stop button and the safety door sensor, the three-color light will alarm and prompt, thereby improving the safety of the equipment; when the vortex flowmeter needs to be clamped, the magnetic rodless cylinder drives the rotary cylinder to descend, the rotary cylinder drives the clamping cylinder to descend, the clamping cylinder drives the clamping claw to grab the product, the magnetic rodless cylinder drives to rise, the rotary cylinder drives the clamping claw cylinder to rotate, and the product is rotated 180 degrees to eliminate the angular deviation between the equipment, the linear module drives the magnetic rodless cylinder to move backward, the magnetic rodless cylinder drives the rotary cylinder to move backward, the rotary cylinder drives the clamping claw cylinder to move backward, and the product is transported to the top of the clamping claw of the transfer component for the next process to realize feeding;

[0018] 3. When the present invention is used, when the vortex flowmeter needs to be transmitted, the product grasped by the gripper cylinder 1 corresponds to the upper portion of the gripper cylinder 2, the magnetic coupling rodless cylinder 1 drives the product downward to enter the gripper cylinder 2, the gripper cylinder 2 drives the gripper to clamp the product, the gripper cylinder 1 releases the product and resets, the linear module 2 drives the magnetic coupling rodless cylinder 2 to move left, the magnetic coupling rodless cylinder 2 drives the gripper cylinder 2 to move left, corresponding to the placement position of the double slide assembly, the magnetic coupling rodless cylinder 2 drives the gripper cylinder 2 to move downward to the fixed position of the double slide assembly, thereby realizing repeated transfer of the product;

[0019] 4. When the present invention is used, when the vortex flowmeter needs to be transferred to the marking position, the second gripper cylinder releases the product into the inside of the carrier and resets, the output shaft of the side push cylinder drives it to move toward the product, and after contacting the product, pushes the product to contact the side of the carrier, the side push cylinder resets, and the third gripper cylinder drives the gripper to clamp the product and fix it in the center position of the carrier. The output end of the servo motor drives the carrier to rotate ninety degrees through the hollow turntable, with the marking surface facing up, and the third linear module drives the slider to drive the tripod to move backward, the tripod drives the carrier to move backward, and the carrier drives the product to move backward to the output position of the laser assembly; at the same time, the third linear module on the other side can drive the carrier on it to move to the front end, and the second linear module drives the product clamped by the second gripper cylinder to move to the carrier, realizing double-station loading and unloading;

[0020] 5. When the utility model is used, when the vortex flowmeter needs to be marked, the manual adjustment slide drives the UV laser downward through the manual adjustment switch, and the UV laser drives the field mirror downward to correspond to the product marking position. The output end of the UV laser emits UV laser, and the field mirror focuses the laser and transmits it to the surface of the product to realize marking. The product shell is made of plastic steel and needs to be marked with UV laser. After marking, the dust on the product surface needs to be manually wiped off. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0022] Figure 1 This is a three-dimensional vortex flowmeter laser marking machine of the utility model Figure 1 ;

[0023] Figure 2 This is a front view of a vortex flowmeter laser marking machine of the utility model;

[0024] Figure 3 This is a three-dimensional diagram of a material taking component of a vortex flowmeter laser marking machine of the utility model. Figure 1 ;

[0025] Figure 4 This is a three-dimensional transfer component of a vortex flowmeter laser marking machine of the utility model Figure 1 ;

[0026] Figure 5 This is a three-dimensional diagram of a double slide assembly of a vortex flowmeter laser marking machine of the utility model. Figure 1 ;

[0027] Figure 6 This is a three-dimensional diagram of the laser component of a vortex flowmeter laser marking machine of the utility model. Figure 1 ;

[0028] Figure 7 for Figure 5 Enlarged view of point A in the middle.

[0029] The numbers in the figure represent:

[0030] 1. Machine body; 11. Frame guard; 12. Smoke purifier; 13. Chiller; 2. Retrieving assembly; 21. Linear module 1; 22. Magnetic rodless cylinder 1; 23. Rotary cylinder; 24. Gripper cylinder 1; 3. Transfer assembly; 31. Linear module 2; 32. Magnetic rodless cylinder 2; 33. Gripper cylinder 2; 4. Double slide assembly; 41. Linear module 3; 42. Slide plate; 43. Tripod; 44. Carrier; 45. Gripper cylinder 3; 46. Side thrust cylinder; 47. Servo motor; 5. Laser assembly; 51. Manual adjustment slide; 52. UV laser; 53. Field mirror. DETAILED DESCRIPTION

[0031] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0032] The terms “left,” “right,” “front,” “back,” “up,” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0033] Example 1: In some embodiments, please refer to the accompanying drawings of the specification. Figure 1-Figure 7A vortex flowmeter laser marking machine includes a body 1, the body 1 includes a frame guard 11, a smoke purifier 12 and a chiller 13; the smoke purifier 12 is provided on the right side of the frame guard 11, and the pipe of the smoke purifier 12 is connected to the inside of the frame guard 11. The chiller 13 has three groups and is provided on the left and right sides of the frame guard 11. The pipe of the chiller 13 extends to the inside of the frame guard 11 and returns to the chiller 13. The pipe is not drawn in the figure; the machine A picking assembly 2 for picking up the vortex flowmeter is installed on the right front side of the inside of the frame guard 11, a transfer assembly 3 for transferring and transporting the flowmeter clamped in the picking assembly 2 is installed on the middle side of the inside of the frame guard 11, two groups of double slide assemblies 4 for transmitting and positioning the flowmeter clamped in the transfer assembly 3 are installed on the lower side of the inside of the frame guard 11, and a laser assembly 5 for marking the flowmeter fixed in the double slide assembly 4 is installed on the rear side of the inside of the frame guard 11.

[0034] When the utility model is used, when it is necessary to perform laser marking on the vortex flowmeter, the material picking component 2 grabs the vortex flowmeter product, the transfer component 3 drives the product in the material picking component 2 to be clamped, the material picking component 2 releases the product, and the transfer component 3 transports the material picking component 2 to the top of the double slide component 4 by translation, and the double slide component 4 clamps the product in the transfer component 3, and the rotating mechanism in the double slide component 4 drives the product to rotate ninety degrees, and the double slide component 4 drives the product to be translated to the bottom of the laser component 5, and the laser component 5 marks the product clamped by the double slide component 4. The smoke purifier 12 smokes during the marking process, and the chiller 13 processes the hot water that absorbs the heat of the equipment into cold water through the water pipe and then transports it to the equipment, so as to circulate and cool the inside of the equipment. The double-station double slide component 4 can cooperate with the transfer component 3 to perform alternate movement to pick up materials, thereby realizing efficient laser marking of the vortex flowmeter.

[0035] A three-color light is fixedly mounted on the left rear side of the upper end surface of the frame guard 11 .

[0036] When the utility model is used, when the equipment triggers the emergency stop button and the safety door sensor, the three-color light will give an alarm prompt, thereby improving the safety of the equipment.

[0037] The material picking assembly 2 includes a linear module 21, a magnetic rodless cylinder 22, a rotary cylinder 23 and a clamping cylinder 24; the linear module 21 is fixedly installed on the upper end of the support plate on the right front side inside the frame shield 11, and the left end of the slider of the linear module 21 is fixedly installed with a magnetic rodless cylinder 22, the output end of the magnetic rodless cylinder 22 is fixedly connected to the rotary cylinder 23, and the output end of the rotary cylinder 23 is fixedly connected to the clamping cylinder 24.

[0038] When the present invention is used, when it is necessary to clamp the vortex flowmeter, the magnetic rodless cylinder 22 drives the rotating cylinder 23 to descend, the rotating cylinder 23 drives the clamping cylinder 24 to descend, the clamping cylinder 24 drives the clamping claw to grab the product, the magnetic rodless cylinder 22 drives to rise, the rotating cylinder 23 drives the clamping claw cylinder 24 to rotate, and rotates the product one hundred and eighty degrees to eliminate the angular deviation between the equipment, the linear module 21 drives the magnetic rodless cylinder 22 to move backward, the magnetic rodless cylinder 22 drives the rotating cylinder 23 to move backward, the rotating cylinder 23 drives the clamping claw cylinder 24 to move backward, and transports the product to the top of the clamping claw of the transfer component 3 to proceed to the next process to realize feeding.

[0039] The transfer assembly 3 includes a linear module 2 31, a magnetic rodless cylinder 2 32 and a clamping cylinder 2 33; the linear module 2 31 is fixedly installed on the upper end of the bracket on the middle side of the inside of the frame guard 11, and the front end of the slider of the linear module 2 31 is fixedly installed with a magnetic rodless cylinder 2 32, and the output end of the magnetic rodless cylinder 2 32 is fixedly connected to the clamping cylinder 2 33.

[0040] When the present invention is in use, when the vortex flowmeter needs to be transmitted, the product grasped by the clamping cylinder 24 corresponds to the top of the clamping cylinder 2 33, and the magnetic rodless cylinder 22 drives the product to move down into the clamping cylinder 2 33. The clamping cylinder 2 33 drives the clamping claw to clamp the product, and the clamping cylinder 24 releases the product and resets. The linear module 2 31 drives the magnetic rodless cylinder 2 32 to move to the left, and the magnetic rodless cylinder 2 32 drives the clamping cylinder 2 33 to move left, corresponding to the placement position of the double slide assembly 4, and the magnetic rodless cylinder 2 32 drives the clamping cylinder 2 33 to move down and place it in the fixed position of the double slide assembly 4, thereby realizing repeated delivery of the product.

[0041] The front and rear ends of the two sets of double slide assemblies 4 are at the same horizontal position; the double slide assembly 4 includes a linear module 3 41, a slide 42, a tripod 43, a carrier 44, a clamping cylinder 3 45, a side push cylinder 46 and a servo motor 47; the linear module 3 41 is fixedly mounted on the support plate on the lower side of the frame shield 11 and is provided with baffles on all four sides, the upper end of the slider of the linear module 3 41 is fixedly mounted with a tripod 43, and the front and rear ends of the slide 42 are fixedly mounted on the linear module On group three 41, the upper end surface of the slide plate 42 is slidably connected to the tripod 43, the carrier 44 is fixedly installed on the upper end of the tripod 43, the clamping cylinder three 45 is fixedly installed on the lower end of the carrier 44, and slots are provided on the carrier 44 for the two side clamps of the clamping cylinder three 45 to move, the side push cylinder 46 is fixedly installed on the upper end of the carrier 44, and the servo motor 47 is fixedly installed on the upper end of the tripod 43. The output end of the servo motor 47 is fixedly connected to the side end of the carrier 44 through a hollow turntable.

[0042] When the present invention is in use, when it is necessary to transfer the marking position of the vortex flowmeter, the clamping cylinder 2 33 releases the product into the inside of the carrier 44 and resets it, the output shaft of the side push cylinder 46 drives the movement toward the product, and after contacting the product, pushes the product to contact the side of the carrier 44, the side push cylinder 46 resets, and the clamping cylinder 3 45 drives the clamping claw to clamp the product and fix it in the center position of the carrier 44, and the output end of the servo motor 47 drives the carrier 44 to rotate ninety degrees through the hollow turntable, with the marking surface facing up, the linear module 3 41 drives the slider to drive the tripod 43 to move backward, the tripod 43 drives the carrier 44 to move backward, and the carrier 44 drives the product to move backward to the output position of the laser assembly 5; at the same time, the linear module 3 41 on the other side can drive the carrier 44 on it to move to the front end, and the linear module 2 31 drives the product clamped by the clamping cylinder 2 33 to move to the carrier 44, realizing double-station loading and unloading.

[0043] The laser assembly 5 includes a manually adjustable slide 51, an ultraviolet laser 52 and a field lens 53; the manually adjustable slide 51 is fixedly mounted on the upper end of the support plate on the rear side of the frame guard 11, the slider of the manually adjustable slide 51 is fixedly mounted with the ultraviolet laser 52, and the front output end of the ultraviolet laser 52 is fixedly mounted with the field lens 53; the manually adjustable slide 51 is provided with two groups and the output axis center line of the ultraviolet laser 52 corresponds to the fixed flow meter position on the carrier 44.

[0044] When the utility model is used, when it is necessary to mark the vortex flowmeter, the manual adjustment slide 51 drives the ultraviolet laser 52 to move downward through the manual adjustment switch, and the ultraviolet laser 52 drives the field lens 53 to move downward, corresponding to the product marking position, and the output end of the ultraviolet laser 52 emits ultraviolet laser, and the field lens 53 focuses the laser and transmits it to the surface of the product to realize marking; the product shell is made of plastic steel and needs to be marked with ultraviolet laser. After marking is completed, the dust on the product surface needs to be manually wiped off.

[0045] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A vortex flowmeter laser marking machine, comprising a machine body (1), characterized in that: The machine body (1) includes a frame shield (11), a smoke purifier (12) and a chiller (13); A smoke purifier (12) is provided on the right side of the frame guard (11), and a pipe of the smoke purifier (12) is connected to the inside of the frame guard (11). There are three groups of chillers (13) and they are provided on the left and right sides of the frame guard (11). The pipes of the chillers (13) extend into the inside of the frame guard (11) and return to the chillers (13); A material taking assembly (2) for taking out a vortex flowmeter is installed on the right front side of the interior of the frame shield (11); a transfer assembly (3) for transferring and transporting the flowmeter clamped in the material taking assembly (2) is installed on the middle side of the interior of the frame shield (11); two groups of double slide assemblies (4) for transmitting and positioning the flowmeter clamped in the transfer assembly (3) are installed on the lower side of the interior of the frame shield (11); and a laser assembly (5) for marking the flowmeter fixed in the double slide assembly (4) is installed on the rear side of the interior of the frame shield (11).

2. The vortex flowmeter laser marking machine according to claim 1, characterized in that: A three-color lamp is fixedly mounted on the left rear side of the upper end surface of the frame guard (11).

3. The vortex flowmeter laser marking machine according to claim 2, characterized in that: The material taking component (2) comprises a linear module (21), a magnetic coupling rodless cylinder (22), a rotary cylinder (23) and a clamping cylinder (24); The linear module (21) is fixedly mounted on the upper end of the support plate on the right front side inside the frame shield (11); a magnetic coupling type rodless cylinder (22) is fixedly mounted on the left end of the slider of the linear module (21); the output end of the magnetic coupling type rodless cylinder (22) is fixedly connected to the rotary cylinder (23); and the output end of the rotary cylinder (23) is fixedly connected to the clamping cylinder (24).

4. The vortex flowmeter laser marking machine according to claim 3, characterized in that: The transfer assembly (3) includes a second linear module (31), a second magnetic rodless cylinder (32) and a second clamping cylinder (33); The linear module 2 (31) is fixedly mounted on the upper end of the bracket on the middle side of the frame shield (11), and the front end of the slider of the linear module 2 (31) is fixedly mounted with a magnetic coupling type rodless cylinder 2 (32), and the output end of the magnetic coupling type rodless cylinder 2 (32) is fixedly connected to the clamping claw cylinder 2 (33).

5. The vortex flowmeter laser marking machine according to claim 4, characterized in that: The front and rear ends of the two sets of double slide assemblies (4) are located at the same horizontal line.

6. The vortex flowmeter laser marking machine according to claim 5, characterized in that: The double slide assembly (4) includes a linear module (41), a slide (42), a tripod (43), a carrier (44), a clamping cylinder (45), a side thrust cylinder (46) and a servo motor (47); The linear module three (41) is fixedly mounted on the support plate on the lower side of the frame shield (11) and is provided with baffles on all four sides. The upper end of the slider of the linear module three (41) is fixedly mounted with a tripod (43). The front and rear ends of the slide plate (42) are fixedly mounted on the linear module three (41). The upper end surface of the slide plate (42) is slidably connected to the tripod (43). The carrier (44) is fixedly mounted on the upper end of the tripod (43). The clamping cylinder three (45) is fixedly mounted on the lower end of the carrier (44). The carrier (44) is provided with slots for the two side clamping claws of the clamping cylinder three (45) to move. The side push cylinder (46) is fixedly mounted on the upper end of the carrier (44). The servo motor (47) is fixedly mounted on the upper end of the tripod (43). The output end of the servo motor (47) is fixedly connected to the side end of the carrier (44) through the hollow turntable.

7. The vortex flowmeter laser marking machine according to claim 6, characterized in that: The laser assembly (5) comprises a manually adjustable slide (51), an ultraviolet laser (52) and a field lens (53); The manual adjustment slide (51) is fixedly mounted on the upper end of the support plate on the inner rear side of the frame shield (11); a slider of the manual adjustment slide (51) is fixedly mounted with an ultraviolet laser (52); and a field lens (53) is fixedly mounted on the front output end of the ultraviolet laser (52).

8. The vortex flowmeter laser marking machine according to claim 7, characterized in that: The manual adjustment slide (51) is provided with two groups, and the output axis of the ultraviolet laser (52) corresponds to the fixed flow meter position on the carrier (44).

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