Novel laser line light source structure

Abstract

The utility model belongs to the technical field of lasers, and discloses a novel laser line light source structure which comprises an outer cylinder, a pressing sleeve, a tube seat, a pressing ring, a cylindrical mirror, a jackscrew, a screw and a laser. A first threaded hole and a counterbore are formed in the end face of the head of the outer cylinder, a saw gap and a cylindrical hole are formed in the side face of the head of the outer cylinder, and a second threaded hole is formed in the bottom face of the saw gap and is coaxial with the counterbore. The jackscrew is in threaded connection with the first threaded hole, the end of the jackscrew abuts against the bottom face of the saw kerf, and the screw penetrates through the counterbore to be in threaded connection with the second threaded hole. The cylindrical mirror is fixedly installed in the pressing sleeve, and the pressing sleeve and the cylindrical mirror are coaxial and are assembled in the cylindrical surface hole in an interference fit mode. The laser is assembled in the tube base in an interference mode, and the tube base is in threaded connection with an inner cavity of the tail portion of the outer cylinder and is pressed and fixed through the pressing ring.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of laser, concretely relates to a novel laser line light source structure. BACKGROUND

[0002] The precision adjustment of the existing laser line light source is an integrated outer cylinder structure, and the local stress of the outer cylinder is adjusted to meet the precision requirement, a cylindrical hole is arranged at the head of the laser light source outer cylinder, the cylindrical mirror gap is matched in the cylindrical hole of the head of the laser outer cylinder, and is fixed by point gluing, a symmetrical sawn joint is arranged at the head of the laser outer cylinder, the gap of the sawn joint is 0.5-0.7mm, the head of the laser light source outer cylinder is connected with the body, two threaded holes are arranged at the sawn joint position, and the head is adjusted by rotating the fixing screw, so that the head is slightly deflected around the sawn joint connecting part, and the precision reaches the best state, the biggest defect of the precision adjustment mode is that a large stress is generated in the adjustment process, especially after the jackscrew is rotated into the first threaded hole, the local stress of the outer cylinder head is changed by the jacking force of the jackscrew between the sawn joint bottom surface and the first threaded hole, and the stress is gradually released in a long time after the product adjustment and assembly are completed, along with the stress release, the precision also changes, secondly, the precision changes caused by the slight change of the adhesive force of the adhesive for bonding the cylindrical mirror caused by the thermal expansion and contraction caused by the environmental humidity and temperature change. Therefore, a novel laser line light source structure needs to be developed to solve the problems in the prior art. SUMMARY

[0003] The utility model discloses a novel laser line light source structure.

[0004] In order to solve the technical problem, the technical scheme of the utility model is as follows: a novel laser line light source structure, which comprises an outer cylinder, a pressing sleeve, a pipe base, a pressing ring, a cylindrical mirror, a jackscrew, a screw and a laser.

[0005] The first threaded hole and a counterbore are arranged on the head end face of the outer cylinder, the sawn joint and the cylindrical hole are arranged on the side surface of the outer cylinder head, the second threaded hole is arranged on the sawn joint bottom surface, and the second threaded hole is coaxial with the counterbore, the jackscrew is threadedly connected with the first threaded hole, and the end of the jackscrew abuts on the sawn joint bottom surface, and the screw is threadedly connected with the second threaded hole through the counterbore.

[0006] The cylindrical mirror is fixedly installed in the pressing sleeve, the pressing sleeve is coaxial with the cylindrical mirror and is interference-fitted in the cylindrical hole.

[0007] The laser is interference-fitted in the pipe base, the pipe base is threadedly connected in the tail cavity of the outer cylinder, and is fixed by the pressing ring.

[0008] Preferably, the first threaded holes are four, the four first threaded holes are uniformly distributed on the four corners of the end face of the head of the outer cylinder, the counterbore holes and the second threaded holes are two, the saw cuts are two, the two saw cuts are in the same plane and are respectively arranged on the side surface of the outer cylinder close to the head, and the two second threaded holes are respectively arranged on the bottom surfaces of the two saw cuts.

[0009] Preferably, the inner cavity of the tail of the outer cylinder is provided with a third threaded hole and a stepped surface, the fourth threaded hole is arranged on the stepped surface, the fourth threaded hole is four, the four fourth threaded holes are distributed at 90 degrees on the stepped surface of the tail of the outer cylinder, the tube seat is threadedly connected in the third threaded hole, the screw is threadedly connected with the fourth threaded hole through the compression ring, and the tube seat is fixed on the tail of the outer cylinder.

[0010] Preferably, the compression sleeve is two, the cylindrical mirror is assembled in the two compression sleeves, and the two compression sleeves are assembled in the cylindrical hole of the outer cylinder in an interference fit with the cylindrical mirror.

[0011] Preferably, the compression sleeve is provided with a compression sleeve hole and a compression sleeve groove, the compression sleeve groove is four, and the four compression sleeve grooves are uniformly distributed at 90 degrees around the compression sleeve hole, the two ends of the cylindrical mirror are respectively mounted in the two compression sleeve holes, and the compression sleeve is assembled in the cylindrical hole in an interference fit.

[0012] Preferably, the inner cavity of the tube seat is provided with a laser device mounting hole, an outer thread and an outer taper surface are sequentially arranged on the outer diameter of the tube seat, the laser device is assembled in the laser device mounting hole of the tube seat in an interference fit, the outer thread of the tube seat is threadedly connected with the third threaded hole of the outer cylinder, and the outer taper surface of the tube seat is matched with the compression ring.

[0013] Preferably, the compression ring is provided with a cross groove counterbore screw hole and an inner taper surface, the four cross groove counterbore screw holes are uniformly distributed on the end face of the compression ring, the compression ring and the outer cylinder are threadedly connected with the fourth threaded hole of the outer cylinder through the cross groove counterbore screw passing through the cross groove counterbore screw hole, and the inner taper surface of the compression ring is matched with the outer taper surface of the tube seat.

[0014] Preferably, the screw is a hexagonal socket screw, and the hexagonal socket screw is connected with the second threaded hole of the saw cut bottom surface through the counterbore hole.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] (1) The utility model discloses a novel laser line light source structure, which is characterized in that a second threaded hole is arranged on the bottom surface of the saw cut, the second threaded hole is coaxial with the counterbore hole, and a screw is threadedly connected with the second threaded hole through the counterbore hole.

[0017] (2) The cylindrical lens of the utility model is assembled in the cylindrical hole through two press sleeves, and is assembled without using glue, so that uncontrollable factors caused by product stress that cannot be released in time due to incomplete curing of the glue are avoided, and the precision is improved;

[0018] (3) The pipe base of the utility model is screwed through the external thread on the pipe base and the third threaded hole on the outer cylinder, and after the focal length is adjusted, the outer taper surface at the tail of the pipe base is attached to the inner taper surface on the pressing ring, and the cross groove counterbore screw hole on the pressing ring is locked and fixed with the fourth threaded hole on the outer cylinder through a cross groove counterbore screw, so that the whole is stably installed and the precision is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the utility model of a novel laser line light source structure.

[0020] Figure 2 It is a structural schematic view of the outer cylinder.

[0021] Figure 3 It is a tail structure schematic view of the outer cylinder.

[0022] Figure 4 It is a structural schematic view of the press sleeve.

[0023] Figure 5 It is a structural schematic view of the pipe base.

[0024] Figure 6 It is a structural schematic view of the pressing ring.

[0025] Figure 7 It is an explosion schematic view of the utility model of a novel laser line light source structure.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 1-outer cylinder, 2-press sleeve, 3-pipe base, 4-pressing ring, 5-cylindrical lens, 6-top screw, 7-screw, 8-cross groove counterbore screw, 9-laser;

[0028] 101-first threaded hole, 102-counterbore hole, 103-saw joint, 104-second threaded hole, 105-cylindrical hole, 106-third threaded hole, 107-step surface, 108-fourth threaded hole;

[0029] 201-press sleeve hole, 202-press sleeve groove;

[0030] 301-external thread, 302-laser mounting hole, 303-outer taper surface;

[0031] 401-cross groove counterbore screw hole, 402-inner taper surface. DETAILED DESCRIPTION

[0032] The utility model is described in detail below in combination with the drawings and specific embodiments, but the utility model is not limited to these embodiments only. The utility model covers any substitution, modification, equivalent method and scheme made on the essence and scope of the utility model. In order to make the public have a thorough understanding of the utility model, specific details are explained in the following utility model embodiments, and the utility model can also be completely understood without the description of these details for those skilled in the art.

[0033] Embodiment 1

[0034] As Figures 1-7 shown, the utility model discloses a novel laser line light source structure, including outer tube 1, presss from both sides 2, pipe base 3, press ring 4, cylindrical mirror 5, jackscrew 6, screw 7 and laser 9;

[0035] The outer tube 1 head end face is provided with first threaded hole 101 and countersunk hole 102, and the outer tube 1 head side is provided with saw slit 103 and cylindrical hole 105, and the saw slit 103 bottom surface is provided with second threaded hole 104, and the second threaded hole 104 is coaxial with the countersunk hole 102;The jackscrew 6 is threadedly connected with the first threaded hole 101, and the end of the jackscrew 6 abuts on the saw slit 103 bottom surface, and the screw 7 is threadedly connected with the second threaded hole 104 through the countersunk hole 102;

[0036] The cylindrical mirror 5 is fixedly installed in the presss from both sides 2, and the presss from both sides 2 is coaxial with the cylindrical mirror 5 and is interference fitted in the cylindrical hole 105;

[0037] The laser 9 is interference fitted in the pipe base 3, and the pipe base 3 is threadedly connected in the outer tube 1 tail inner cavity and is fixedly pressed by the press ring 4.

[0038] Embodiment 2

[0039] As Figure 2 shown, preferably, the first threaded hole 101 is four, four first threaded holes 101 are evenly distributed in the four corners of the outer tube 1 head end face, the countersunk hole 102 and the second threaded hole 104 are two, the saw slit 103 is two, two saw slits 103 are in the same plane and are respectively arranged on the side surface close to the head of the outer tube 1, and two second threaded holes 104 are respectively arranged on the bottom surface of two saw slits 103.

[0040] As Figure 3As shown, preferably, the inner cavity of the tail of the outer cylinder 1 is provided with a third threaded hole 106 and a stepped surface 107, the stepped surface 107 is provided with a fourth threaded hole 108, the fourth threaded hole 108 is four, and the four fourth threaded holes 108 are distributed at 90° on the stepped surface 107 of the tail of the outer cylinder 1, the tube seat 3 is screwed into the third threaded hole 106, and the screw passes through the compression ring 4 and is screwed into the fourth threaded hole 108 to fix the tube seat 3 at the tail of the outer cylinder 1.

[0041] Embodiment 3

[0042] As shown in the figure, Figure 4 , 7 As shown, preferably, the two compression sleeves 2 are assembled with the cylindrical mirror 5, and the two compression sleeves 2 assembled with the cylindrical mirror 5 are fitted in the cylindrical hole 105 of the outer cylinder 1.

[0043] As shown in the figure, Figure 4 As shown, preferably, the compression sleeve 2 is provided with a compression sleeve hole 201 and a compression sleeve groove 202, the compression sleeve groove 202 is four, and the four compression sleeve grooves 202 are uniformly distributed at 90° around the compression sleeve hole 201, the two ends of the cylindrical mirror 5 are respectively installed in the two compression sleeve holes 201, and the compression sleeve 2 is fitted with the cylindrical hole 105.

[0044] Embodiment 4

[0045] As shown in the figure, Figure 5 As shown, preferably, the inner cavity of the tube seat 3 is provided with a laser mounting hole 302, and the outer diameter of the tube seat 3 is sequentially provided with an external thread 301 and an outer taper surface 303, the laser 9 is fitted in the laser mounting hole 302 of the tube seat 3, the external thread 301 of the tube seat 3 is screwed into the third threaded hole 106 of the outer cylinder 1, and the outer taper surface 303 of the tube seat 3 cooperates with the compression ring 4.

[0046] The tube seat 3 is provided with an external thread, which cooperates with the third threaded hole of the tail of the outer cylinder 1 to adjust the focal length.

[0047] The laser 9 and the laser mounting hole 302 on the tube seat 3 are coaxial and have an interference fit.

[0048] As shown in the figure, Figure 6 As shown, preferably, the compression ring 4 is provided with a cross groove countersunk screw hole 401 and an inner taper surface 402, the four cross groove countersunk screw holes 401 are uniformly distributed on the end face of the compression ring 4, the compression ring 4 and the outer cylinder 1 are screwed into the fourth threaded hole 108 of the outer cylinder 1 through the cross groove countersunk screw hole 401 and the fourth threaded hole 108 of the outer cylinder 1, and the inner taper surface 402 of the compression ring 4 cooperates with the outer taper surface 303 of the tube seat 3.

[0049] As shown in the figure, Figure 2As shown, preferably, the screw 7 is an internal hexagonal screw, which is connected with the second threaded hole 104 on the bottom surface of the countersink hole 102 and the saw joint 103.

[0050] The working principle of the utility model is shown as follows:

[0051] As shown in the figure, Figures 1-7 The utility model discloses a novel laser line light source structure, including outer tube 1, presss from both sides 2, pipe base 3 and compression ring 4, and the outer tube head is equipped with first threaded hole, countersink hole, second threaded hole, cylindrical hole and saw joint etc. Structure, and the outer tube tail also is equipped with third threaded hole and fourth threaded hole;The threaded hole and saw joint structure of outer tube head are used for adjusting light source precision, and the countersink hole and second threaded hole are connected for steady precision;The presss from both sides are used for fixing optical element;The pipe base is equipped with outer thread on and is used for adjusting focal length with the third threaded hole cooperation of outer tube tail, and the pipe base tail is taper structure;The end face of compression ring is equipped with countersink hole, and the inner hole of compression ring is taper design;Novel laser line light source structure of the utility model passes through presss from both sides and is in excess of the optical element and is assembled in cylindrical hole, and the threaded hole of outer tube head and saw joint are used for adjusting light source precision, and the countersink hole of outer tube head and second threaded hole are used for steady precision;The outer thread of pipe base and the third threaded hole cooperation of outer tube tail adjust focal length, and the laser line light source of adjusting focal length is fixed the position of pipe base with the taper hole on compression ring and the cross groove countersunk screw hole with cross groove countersunk screw mode;In the product assembly process, the relationship between each component is not fixed with glue, avoids the product precision change caused by the incomplete solidification of glue after product processing is completed, thereby improves the precision stability of product and satisfies the demand of customer to high quality product;

[0052] The outer tube 1 head sets up first threaded hole 101, countersink hole 102, saw joint 103, second threaded hole 104 and cylindrical hole 105, and the countersink hole 102 is coaxial with the second threaded hole 104, and the screw 7 is connected with the inner thread of the second threaded hole 104 on the bottom surface of the saw joint 103 through the countersink hole 102 on the outer tube 1 to reach the balance of force;Meanwhile, the cylindrical mirror 5 is assembled in the cylindrical hole 105 through two presss from both sides 2, and is not fixed and assembled using glue;In addition, the outer tube 1 tail is equipped with third threaded hole 106, and the fourth threaded hole 108 on the step surface 107 is evenly distributed with four, and the third threaded hole 106 in the inner cavity of the outer tube 1 tail is coaxial and threadedly connected with the outer thread 301 on the pipe base 3, is rotated and is pre-adjusted displacement, then the inner taper surface 402 on the compression ring 4 is pasted with the outer taper surface 303 on the pipe base 3;Finally, the cross groove countersunk screw 8 passes through the cross groove countersunk screw hole 401 on the compression ring 4, fixes the compression ring 4 and the pipe base 3 in the fourth threaded hole 108 of the outer tube 1;Avoid using glue in the whole assembly process, eliminate the unstable factors that stress is difficult to completely release after glue solidification and facilitate later disassembly and repair, improve the precision and stability.

[0053] In use, one pressing sleeve 2 is preassembled in the cylindrical hole 105 of the outer cylinder 1, and the pressing sleeve 2 is placed horizontally on the table together with the outer cylinder 1, then the cylindrical mirror 5 is placed in the pressing sleeve hole 201 of the first pressing sleeve 2 through the cylindrical hole 105, and finally the pressing sleeve hole 201 of the second pressing sleeve 2 is aligned with the other cylindrical hole 105 of the outer cylinder 1, and the two pressing sleeves 2 are squeezed into the cylindrical hole 105 by auxiliary external force; when the two pressing sleeves 2 are squeezed into the cylindrical hole 105 of the outer cylinder 1, the pressing sleeve groove 202 on the pressing sleeve 2 will wrap the cylindrical mirror 5, so that the cylindrical mirror 5 is fixed in the cylindrical hole 105 without using glue.

[0054] The utility model discloses a novel laser line light source structure, set up second threaded hole on saw joint bottom, second threaded hole is with sink hole coaxial, screw passes through sink hole and is connected with second threaded hole, the utility model discloses the basis that the top silk end portion abuts at saw joint bottom to realize that the partial stress of outer cylinder head changes, increases two screw tight saw joint structures to reach the balance of force, realizes the purpose of one, avoids the change of precision.

[0055] The cylindrical mirror is interference-fitted in the cylindrical hole through the two pressing sleeves, is fixed and assembled without using glue, avoids uncontrollable factors caused by product stress that cannot be released in time due to incomplete curing of the glue, and improves the precision.

[0056] The utility model discloses a pipe seat through outer thread on pipe seat and third threaded hole on outer cylinder are connected in screw, after rotating and adjusting focal length, the outer taper surface of pipe seat tail portion and the inner taper surface on pressing ring are pasted, through the cross groove sink screw hole on pressing ring and fourth threaded hole on outer cylinder with cross groove sink screw locking and fixing, whole installation is stable, guarantees precision.

[0057] The preferred embodiments of the utility model are described in detail above, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the utility model.

[0058] Many other changes and modifications can be made without departing from the spirit and scope of the utility model. It should be understood that the utility model is not limited to the specific embodiments, and the scope of the utility model is defined by the appended claims.

Claims

1. A novel laser line light source structure, characterized by: It comprises an outer cylinder (1), a pressing sleeve (2), a tube base (3), a pressing ring (4), a cylindrical mirror (5), a jackscrew (6), a screw (7) and a laser (9). The head end surface of the outer cylinder (1) is provided with first threaded holes (101) and countersunk holes (102), the side surface of the head of the outer cylinder (1) is provided with saw joints (103) and cylindrical holes (105), the bottom surface of the saw joint (103) is provided with second threaded holes (104), the second threaded holes (104) are coaxial with the countersunk holes (102); the jackscrew (6) is threadedly connected with the first threaded holes (101), and the end of the jackscrew (6) abuts against the bottom surface of the saw joint (103); the screw (7) is threadedly connected with the second threaded holes (104) through the countersunk holes (102). The cylindrical mirror (5) is fixedly installed in the pressing sleeve (2), the pressing sleeve (2) is coaxial with the cylindrical mirror (5) and is in interference fit in the cylindrical hole (105). The laser (9) is in interference fit in the tube base (3), the tube base (3) is threadedly connected with the tail of the outer cylinder (1) and is tightly fixed by the pressing ring (4).

2. A novel laser line light source structure according to claim 1, characterized in that: The first threaded holes (101) are four, the four first threaded holes (101) are uniformly distributed at the four corners of the head end surface of the outer cylinder (1), the countersunk holes (102) and the second threaded holes (104) are two, the saw joints (103) are two, the two saw joints (103) are in the same plane and are respectively provided on the side surfaces of the outer cylinder (1) close to the head, and the two second threaded holes (104) are respectively provided on the bottom surfaces of the two saw joints (103).

3. The novel laser line light source structure according to claim 1, characterized in that: The tail of the outer cylinder (1) is provided with third threaded holes (106) and stepped surfaces (107), the stepped surfaces (107) are provided with fourth threaded holes (108), the fourth threaded holes (108) are four, the four fourth threaded holes (108) are distributed at 90° on the stepped surfaces (107) of the tail of the outer cylinder (1), the tube base (3) is threadedly connected in the third threaded holes (106), the screw is threadedly connected with the fourth threaded holes (108) through the pressing ring (4), and the tube base (3) is fixed on the tail of the outer cylinder (1).

4. The novel laser line light source structure according to claim 1, characterized in that: The pressing sleeves (2) are two, the cylindrical mirror (5) is assembled in the two pressing sleeves (2), and the two pressing sleeves (2) are in interference fit with the cylindrical mirror (5) in the cylindrical hole (105) of the outer cylinder (1).

5. The novel laser line light source structure according to claim 4, characterized in that: The pressing sleeve (2) is provided with a pressing sleeve hole (201) and a pressing sleeve groove (202), the pressing sleeve groove (202) is four, and the four pressing sleeve grooves (202) are uniformly distributed at 90° around the pressing sleeve hole (201), the two ends of the cylindrical mirror (5) are respectively installed in the two pressing sleeve holes (201), and the pressing sleeve (2) is in interference fit with the cylindrical hole (105).

6. The novel laser line light source structure according to claim 3, characterized in that: The inner cavity of the tube base (3) is provided with a laser mounting hole (302), the outer diameter of the tube base (3) is sequentially provided with an external thread (301) and an outer taper surface (303), the laser (9) is in interference fit in the laser mounting hole (302) of the tube base (3), the external thread (301) of the tube base (3) is threadedly connected with the third threaded holes (106) of the outer cylinder (1), and the outer taper surface (303) of the tube base (3) is matched with the pressing ring (4).

7. The novel laser line source structure according to claim 6, characterized in that: The cross slot countersunk screw hole (401) and inner taper surface (402) are arranged on the compression ring (4), the four cross slot countersunk screw holes (401) are evenly distributed on the end face of the compression ring (4), the compression ring (4) and the outer cylinder (1) are screwed through the cross slot countersunk screw (8) passing through the cross slot countersunk screw hole (401) and the fourth threaded hole (108) of the outer cylinder (1), and the inner taper surface (402) of the compression ring (4) is in surface contact with the outer taper surface (303) of the pipe base (3).

8. The novel laser line source structure according to claim 1, characterized in that: The screw (7) is an inner hexagonal screw, and the inner hexagonal screw is connected with the second threaded hole (104) at the bottom surface of the saw joint (103) through the countersunk hole (102).

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