CN219104321U - Portable laser head rapid clamp holder - Google Patents

Abstract

The utility model belongs to the technical field of laser optical measuring instruments, and discloses a portable laser head rapid clamp which comprises a clamp main body, wherein the clamp main body is fixedly arranged at the top of a focal length adjusting optical platform through a connecting plate arranged at the back of the clamp main body, the clamp main body is positioned right above a measured object and comprises a back plate, a top plate, a bottom plate, two side vertical plates and a plurality of lens trays, the top plate and the bottom plate are respectively connected at the top and the bottom of the front surface of the back plate through bolt fastening.

Description

Portable laser head rapid clamp holder

Technical Field

The utility model relates to the technical field of laser optical measuring instruments, in particular to a portable laser head rapid clamp holder.

Background

The laser processing heads in the current market are mostly divided into QBH, QCS, QD, RK and other connectors in different forms, so that the laser processing heads can be adapted to fiber lasers of various different manufacturers, and products in industry and laboratories generally use QBH and QCS as the most used connector modes, and have a plurality of inconveniences when the laser processing heads are used in larger volumes.

The QBH laser head connector is a relatively complex locking structural member, is used for fixing an optical fiber and a cutting head, one end of the QBH connector is connected with the optical fiber QBH through a notch and a pin shaft, the other end of the QBH connector is connected with a collimator, the cutting head and the welding head through external threads, a plurality of lenses such as coating convex lenses are placed inside the QBH connector for collimating light beams, and the structural member is complex to install and easy to deviate. When QBH is connected, firstly, one end of the optical fiber QBH connector is provided with a conical surface for positioning, a plurality of locking notches are formed in the conical surface, the QBH connector is provided with a plurality of pins at the matched position of the notches, the notches and the pins can be locked through the pins for positioning, and the defect that an inner lens needs to be locked through viscose or a thread ring is overcome, so that the operation process is too complex.

QCS is a collimated unfocused output beam, and its beam does not change the diameter of the focal point of the light spot along with the distance of the measured object, so that the larger the diameter of the light spot is required under the condition of too high power density of the laser power detector, the better, and the light beam quality analyzer needs a small-diameter light spot. When the beam quality analyzer is used, because the clear aperture of the rotary probe is 15-30um, direct measurement cannot be achieved on the output diameter of the original millimeter-sized light spot, and the measurement capability range of the detector area is exceeded, a clamp which is convenient to debug and install, simple in structure and convenient to carry and store is needed to be designed for solving the contradiction, and various complex production environments are dealt with.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the portable laser head rapid clamp which has the advantages of convenient and quick disassembly and assembly, flexible and accurate adjustment, simple and convenient carrying and the like, and effectively solves the technical problems of large volume, complicated adjustment steps, time and labor waste, poor universality and the like of the laser clamp in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a quick holder of portable laser head, includes the centre gripping main part, the centre gripping main part is through the connecting plate fixed mounting that its back set up in focus adjustment optics platform top, the centre gripping main part is located the measured object directly over, the centre gripping main part includes backplate, roof, bottom plate, two side risers and a plurality of lens tray, roof with the bottom plate pass through bolt fastening respectively connect in positive top and bottom department of backplate, vertical slot has all been seted up to positive left and right sides department of backplate, roof with the left and right sides both ends of opposite one side of bottom plate just correspond two vertical slot department has all seted up horizontal slot, and the homonymy vertical slot and two all peg graft in the U-shaped groove that horizontal slot constitutes have side riser, two side risers are the mirror image setting, and a plurality of distance regulating spouts have all been seted up along the horizontal supreme equidistance down to the bottom of opposite side, lens tray sliding connection in between two relative distance regulating spouts, lens tray's top central authorities bear the lens, have the guard plate through fastening between the front between roof and the bottom plate;

the mounting hole has been seted up at the top central authorities of roof, the bottom threaded connection of mounting hole and clamping cylinder, the locating hole has been seted up to one side of clamping cylinder outer wall and be close to middle part department, the inside threaded connection of locating hole has holding screw, the inside of clamping cylinder is provided with the laser head, the clamping cylinder passes through its inside of holding screw fixation the laser head, the clamping cylinder still is provided with cooling heat radiation structure.

In an embodiment of the utility model, the cooling and radiating structure is an L-shaped radiating groove, and the radiating groove is formed in the outer wall of the clamping cylinder along the length direction of the clamping cylinder.

In one embodiment of the present utility model, the cooling structure includes a spiral groove and a cooling circulation coil, the spiral groove is opened on the inner wall of the clamping cylinder along the length direction of the clamping cylinder, the cooling circulation coil is clamped in the spiral groove, and two ends of the cooling circulation coil respectively penetrate out of two ends of the clamping cylinder and are connected to the cooling water heat dissipation device.

In one embodiment of the present utility model, the protection plate has the same area as the back plate and is made of coated optical glass.

In one embodiment of the utility model, the lens tray and the top center of the bottom plate are both provided with stepped support holes, the size of each stepped support hole is matched with the diameter of the lens, and the lens is a convex lens, a concave lens or a plano lens.

In one embodiment of the utility model, the center of the back of the lens tray is rotatably connected with one end of an adjusting screw, an adjusting screw hole is formed in the middle of the front of the back plate and corresponds to each distance adjusting chute, the adjusting screw is in threaded connection with the adjusting screw hole, and a rotating handle is arranged at the other end of the adjusting screw penetrating through the back of the back plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the clamping main body is assembled through each plate, the clamping cylinder is matched with the multi-layer lens tray, so that the laser head clamping output and the lens mounting are integrated, the mounting and debugging time and steps of a laser light path are greatly reduced, meanwhile, the clamping cylinder is designed, the laser head with various model sizes can be clamped for use, the clamp is convenient to mount, flexible and visual in debugging, easy to concentrate and store after being split, good in universality and practicality, and the optical detection efficiency is effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a schematic perspective exploded view of the clamp body;

fig. 3 is a schematic perspective view of a second embodiment of a clamping cylinder.

Reference numerals illustrate: 1. a clamping body; 11. a back plate; 111. a vertical slot; 112. adjusting the screw hole; 12. a clamping cylinder; 121. positioning holes; 122. a heat sink; 123. a spiral groove; 124. a cooling circulation coil; 13. a top plate; 131. a mounting hole; 132. a transverse slot; 14. a side vertical plate; 141. a distance adjusting chute; 15. a protection plate; 16. a lens tray; 161. a stepped support hole; 162. adjusting a screw; 163. a rotating handle; 17. a bottom plate; 18. a connecting plate; 2. a focal length adjustment optical stage; 3. an object to be measured.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-3, the purpose of the present utility model is to solve the problems of the prior art, and provide a portable laser head rapid holder, including a holding body 1, the holding body 1 is fixedly installed at the top of a focal length adjusting optical platform 2 through a connecting plate 18 disposed at the back of the holding body 1, the holding body 1 is located right above a measured object 3, the holding body 1 includes a back plate 11, a top plate 13, a bottom plate 17, two side vertical plates 14 and a plurality of lens trays 16, the top plate 13 and the bottom plate 17 are respectively connected to the top and the bottom of the front of the back plate 11 through bolt fastening, vertical slots 111 are respectively disposed at the left and right sides of the front of the back plate 11, horizontal slots 132 are respectively disposed at the left and right ends of the opposite sides of the top plate 13 and the bottom plate 17 and corresponding to the two vertical slots 111, the side vertical slots 111 and the two horizontal slots 132 are respectively inserted into the U-shaped slots formed by the same side vertical slots 14, the two side vertical plates 14 are disposed in mirror image, the bottom of the opposite sides is respectively disposed at the bottom of the opposite sides along the horizontal direction from bottom to the top, the top of the bottom of the opposite sides is respectively provided with a plurality of distance adjusting sliding slots 141, the lens trays 16 are slidingly connected between the top of the two opposite distance adjusting slots 141, the top plates 16 are respectively connected to the top of the opposite sides through bolts, and the front of the lens 17 is connected to the front of the lens plate 15 through bolts;

the mounting hole 131 has been seted up at the top central authorities of roof 13, and mounting hole 131 and the bottom threaded connection of clamping cylinder 12, one side of clamping cylinder 12 outer wall and be close to middle part department and have seted up locating hole 121, and the inside threaded connection of locating hole 121 has set screw, and the inside of clamping cylinder 12 is provided with the laser head, and clamping cylinder 12 passes through the laser head of its inside of set screw fixation, and clamping cylinder 12 still is provided with cooling heat radiation structure.

Specifically, as shown in fig. 1-2, the holder is assembled by splicing aluminum plate pieces with various specifications and sizes, the top and bottom ends of the back plate 11 are respectively connected with the top plate 13 and the bottom plate 17 through bolts, so that a main bearing frame of the holder is formed, the main bearing frame is matched with corresponding slots on the surfaces of all the plates, two transverse slots 132 and a vertical slot 111 on the same side are combined into a U-shaped slot body, so that the two side vertical plates 14 can be accurately inserted, a plurality of distance adjusting sliding grooves 141 are formed on the surfaces of the side vertical plates 14 at equal intervals in the vertical direction, each lens tray 16 slides into front of the two opposite distance adjusting sliding grooves 141 according to the required positions and intervals, and a stepped supporting hole 161 for a lens with the diameter of fifty millimeters is formed in the center of the top of the holder, so that the holder can conveniently and rapidly place or switch lenses of different types to be matched for use, and the bearing frame with accurate structure and flexible lens position adjustment can be obtained;

meanwhile, a clamping cylinder 12 is in threaded connection with the middle of the top plate 13, in this embodiment, an aluminum cylinder with the length of sixty two millimeters and the inner diameter of twenty five millimeters is adopted for manufacturing, so that the QCS laser head with the diameter of twenty five millimeters is suitable for being inserted, a positioning hole 121 is formed in the middle of the surface of the clamping cylinder 12, a set screw is screwed in the middle of the clamping cylinder, so that a laser is rapidly and stably clamped and fixed through the combined action of the inner wall of the clamping cylinder 12 and the set screw, thereby realizing rapid positioning and fixing of the laser head, and a connecting plate 18 is arranged on the back of the back plate 11.

In an embodiment of the present utility model, further, the cooling and heat dissipating structure is an L-shaped heat dissipating groove 122, and the heat dissipating groove 122 is formed on the outer wall of the clamping cylinder 12 along the length direction thereof, as shown in fig. 2, in particular, in order to prevent the surface temperature of the laser from increasing along with the usage time when the power of the laser is too high, if the laser heat dissipating device cannot timely take away heat, the shape of a laser spot can be directly affected, even the light emitting module of the laser is damaged, so in this embodiment, the problem that the heat of the laser in the narrow space inside the clamping cylinder 12 cannot be timely dissipated can be effectively solved by forming an L-shaped heat dissipating groove 122 on the surface of the clamping cylinder 12.

In an embodiment of the present utility model, further, the cooling heat dissipation structure includes a spiral groove 123 and a cooling circulation coil 124, the spiral groove 123 is opened on the inner wall of the clamping cylinder 12 along the length direction, the cooling circulation coil 124 is clamped in the spiral groove 123, two ends of the cooling circulation coil respectively pass through two ends of the clamping cylinder 12 and are connected to a cooling water heat dissipation device, specifically as shown in fig. 3, when the power is too high or the ambient temperature is too high, the effect of the heat dissipation groove 122 may be obviously reduced, therefore, in this embodiment, the spiral groove 123 is opened in the clamping cylinder 12, the cooling circulation coil 124 is arranged in the spiral groove 123, and the cooling circulation coil 124 is connected to the cooling device of the laser, thereby greatly improving the heating problem of the laser head by utilizing the existing advantages, ensuring the safety of the components of the device, the measurement data is accurate, and at the same time, the manufacturing cost of the device is not additionally increased, and the design concept is reasonable.

In one embodiment of the present utility model, further, the area of the protection plate 15 is the same as that of the back plate 11, and the protection plate 15 is made of coated optical glass, and the optical glass coated with 1064 is used to make the protection plate 15, so that the light emergent condition inside the clamping body 1 can be seen, and the damage to the human body caused by the laser reflection after the laser is output can be prevented.

In one embodiment of the present utility model, further, the top centers of the lens tray 16 and the bottom plate 17 are provided with a step support hole 161, the step support hole 161 is sized to match the diameter of the lens, and the lens is a convex lens, a concave lens or a plano lens.

In one embodiment of the present utility model, further, the center of the back of the lens tray 16 is rotatably connected to one end of an adjusting screw 162, the middle of the front of the back plate 11 is provided with an adjusting screw hole 112 corresponding to each distance adjusting chute 141, the adjusting screw 162 is screwed to the adjusting screw hole 112, and the other end passes through the back of the back plate 11 and is provided with a rotating handle 163.

Specifically, as shown in fig. 2, since the clamping cylinder 12 is required to clamp laser heads with different diameters, there is a situation that the vertical centers of the laser heads with different types deviate in the clamping process, therefore, the lens is centered and adjusted by sliding the lens tray 16 between the two distance-adjusting sliding grooves 141 and matching the threaded rod rotationally arranged on the back of the lens tray with the adjusting screw hole 112 on the back plate 11, so that the centering and positioning of the lens can be performed according to the different size types of the clamped laser heads, meanwhile, the pointer corresponding to the center of the lens is engraved at the center of the top of each tray, and the corresponding size scale is engraved at the top of each distance-adjusting sliding groove 141 in a matched manner, so that the centering and adjusting of the lens can be performed by the fast branch pipe, the practicality and the universality are good, and the working efficiency of the lens is effectively improved.

The working principle of the portable laser head rapid clamp holder is as follows: firstly, sequentially assembling a back plate 11, a top plate 13, a bottom plate 17 and two side vertical plates 14, connecting and fixing a clamping main body 1 and matched equipment through a connecting plate 18 at the back of the back plate 11, putting lens trays 16 one by one according to the required position interval and the number of lenses, respectively putting various lenses into stepped support holes 161 for standby, inserting laser heads into the clamping barrel 12, screwing threaded rods of the lens trays 16 according to the size of the selected laser heads, adjusting the lens trays 16 to be concentric with a laser, and finally fixedly mounting a protection plate 15 on the front of the clamping main body 1, thus finishing the mounting of the clamp, and starting to use; after the use is finished, all parts can be quickly disassembled and collected so as to prevent the parts from being lost.

Claims (6)

1. The utility model provides a portable laser head quick holder, includes centre gripping main part (1), centre gripping main part (1) is through connecting plate (18) fixed mounting that its back set up in focal length adjustment optical platform (2) top, centre gripping main part (1) are located directly over survey thing (3), a serial communication port, centre gripping main part (1) include backplate (11), roof (13), bottom plate (17), two side riser (14) and a plurality of lens tray (16), roof (13) with bottom plate (17) are connected in respectively through the bolt-up in positive top and bottom department of backplate (11), vertical slot (111) have all been seted up in positive left and right sides department of backplate (11), roof (13) with the left and right sides of bottom plate (17) opposite side just correspond two vertical slot (111) department has all been seted up horizontal slot (132), and all pegged graft in the U-shaped groove that same side riser (111) and two horizontal slot (132) constitute has side riser (14), two side riser (14) are mirror image setting down and are had to be adjusted to the positive top of lens (141) to be provided with the opposite one side to the lens (141 down the equidistant lens (141), a protection plate (15) is fixedly connected between the front surfaces of the top plate (13) and the bottom plate (17) through bolts;

the top center of roof (13) has seted up mounting hole (131), the bottom threaded connection of mounting hole (131) and clamping cylinder (12), locating hole (121) have been seted up in one side and being close to middle part department of clamping cylinder (12) outer wall, the inside threaded connection of locating hole (121) has holding screw, the inside of clamping cylinder (12) is provided with the laser head, clamping cylinder (12) are through its inside of holding screw fixation the laser head, clamping cylinder (12) still is provided with cooling heat radiation structure.

2. The portable laser head rapid holder according to claim 1, wherein the cooling and radiating structure is an L-shaped radiating groove (122), and the radiating groove (122) is formed in the outer wall of the holding cylinder (12) along the length direction thereof.

3. The portable laser head rapid clamp holder according to claim 1, wherein the cooling heat dissipation structure comprises a spiral groove (123) and a cooling circulation coil pipe (124), the spiral groove (123) is formed in the inner wall of the clamping cylinder (12) along the length direction of the clamping cylinder, the cooling circulation coil pipe (124) is clamped in the spiral groove (123), and two ends of the cooling circulation coil pipe penetrate out of two ends of the clamping cylinder (12) respectively and are connected to a cooling water heat dissipation device.

4. A portable laser head quick holder according to claim 1, characterized in that the protection plate (15) has the same area as the back plate (11) and is made of coated optical glass.

5. The portable laser head rapid clamp holder according to claim 1, wherein the lens tray (16) and the top center of the bottom plate (17) are provided with step support holes (161), the size of the step support holes (161) is matched with the diameter of the lens, and the lens is a convex lens, a concave lens or a flat lens.

6. The portable laser head rapid clamp holder according to claim 5, wherein the center of the back of the lens tray (16) is rotatably connected with one end of an adjusting screw (162), an adjusting screw hole (112) is formed in the middle of the front of the back plate (11) and corresponds to each distance adjusting chute (141), the adjusting screw (162) is in threaded connection with the adjusting screw hole (112), and a rotating handle (163) is arranged at the other end penetrating through the back of the back plate (11).

Images