CN214055046U

CN214055046U - Automobile headlamp bracket positioning mechanism

Info

Publication number: CN214055046U
Application number: CN202120001873.XU
Authority: CN
Inventors: 袁兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-08-27
Anticipated expiration: 2031-01-04

Abstract

The utility model relates to an automobile processing technology field specifically is a car headlamp support positioning mechanism, including mechanism base and locating pin, the central point department of putting on mechanism base surface inlays and has the horizontal post, the turning position department of mechanism base bottom has all seted up the screw thread adjustment tank, dovetail slide has all been seted up to the inside both sides of mechanism base, the both sides on dovetail slider surface all are provided with fixing bolt, the central point department of putting on dovetail slider surface has all welded the grip block, the top of mechanism base is fixed with U type frame, and the both sides at U type frame top have all seted up the regulation and have led to the groove, the inside that the groove was led to in the regulation all is provided with the locating pin. The utility model discloses not only realized when positioning mechanism places to carry out the function of level (l) ing to the mechanism base, realized that positioning mechanism carries out the function that the centre gripping supported to different specification headlight supports, realized moreover that positioning mechanism carries out length adjustment's function to the locating pin.

Description

Automobile headlamp bracket positioning mechanism

Technical Field

The utility model relates to an automotive machining technical field specifically is a car headlamp support positioning mechanism.

Background

In the automobile industry, the positioning point of a headlamp bracket of an automobile body fixture is positioned by a common positioning pin, and due to long-time continuous production, the part is subjected to long-term load motion and is increasingly worn, so that the positioning size of a headlamp is extremely unstable, the overall fluctuation range is large, and the size control of the headlamp is greatly improved.

The positioning mechanisms on the market are various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems include the following points:

1. when the positioning mechanism is placed, the function of horizontally adjusting the mechanism base is rarely set, so that the phenomenon of deviation is easily caused when the headlamp bracket is positioned;

2. when the positioning mechanism is used, the function of clamping and supporting headlamp brackets with different specifications is rarely set, so that the positioning mechanism is easily limited when in use;

3. when the positioning mechanism is used, the function of adjusting the length of the positioning pin is rarely realized, so that the working efficiency of the positioning mechanism and the positioning accuracy are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car headlamp support positioning mechanism to it sets up when placing and carries out horizontal adjustment to the mechanism base very little to provide positioning mechanism in solving above-mentioned background art, sets up when using very little and carries out the centre gripping to different specification headlamp supports and realize carrying out length adjustment's problem to the locating pin very little when using.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning mechanism for an automobile headlamp bracket comprises a mechanism base and a positioning pin, wherein a horizontal column is inlaid at the central position of the surface of the mechanism base, thread adjusting grooves are formed in the corner positions of the bottom of the mechanism base, thread adjusting rods are sleeved in the thread adjusting grooves in a threaded manner, anti-skidding ground feet are fixed at the bottom ends of the thread adjusting rods, dovetail sliding grooves are formed in two sides of the interior of the mechanism base, dovetail sliding blocks are arranged in the dovetail sliding grooves, fixing bolts are arranged on two sides of the surface of each dovetail sliding block, one ends of the fixing bolts penetrate through the dovetail sliding blocks and are fixed with the surface threads of the dovetail sliding grooves, clamping plates are welded at the central positions of the surfaces of the dovetail sliding blocks, fixing grooves are formed in the interiors of one sides of the clamping plates, a U-shaped frame is fixed above the mechanism base, and adjusting through grooves are formed in two sides of the top of the U-shaped frame, the inside in groove all is provided with the locating pin to the regulation, and the top of locating pin all is fixed with the spacing piece to the spacing groove of equidistant is all seted up on the both sides of locating pin.

Preferably, the corner position department on mechanism base surface all is provided with the locking bolt, and the one end of locking bolt runs through mechanism base and articulates there is the arc locking piece to the inside wall of arc locking piece all contacts with the surface of screw thread regulation pole.

Preferably, the U-shaped frame on the two sides of the through groove is adjusted to be internally provided with a rectangular sinking groove, a spring telescopic rod is fixedly arranged inside the rectangular sinking groove, and a limiting protrusion is fixedly arranged at one end of the spring telescopic rod.

Preferably, the surface of the limiting protrusion is pasted with a limiting groove, the limiting groove is matched with the limiting protrusion, and the outer side wall of the arc-shaped anti-slip mat is tightly attached to the inner side wall of the limiting groove.

Preferably, the inside of fixed slot all is fixed with adjusting sleeve, and adjusting sleeve's inside all is equipped with the shrink pole, and adjusting sleeve's top all is fixed with the backup pad.

Preferably, the surfaces of the adjusting sleeves are all provided with fixing bolts, and one ends of the fixing bolts all penetrate through the adjusting sleeves and are in contact with the surfaces of the contraction rods.

Compared with the prior art, the beneficial effects of the utility model are that: the positioning mechanism of the automobile headlamp bracket not only realizes the function of horizontally adjusting a mechanism base when the positioning mechanism is placed, realizes the function of clamping and supporting headlamp brackets with different specifications by the positioning mechanism, but also realizes the function of adjusting the length of a positioning pin by the positioning mechanism;

1. the horizontal column is observed by arranging the horizontal column, the locking bolt, the arc-shaped locking piece, the thread adjusting rod and the thread adjusting groove, if the horizontal column is in a non-horizontal state, the locking bolt is rotated to drive the arc-shaped locking piece to be separated from the thread adjusting rod, the thread adjusting rod is rotated in the thread adjusting groove, the anti-skidding ground feet are driven to be adjusted under the action of the thread adjusting rod until the horizontal column is in a horizontal state, then the thread adjusting rod is fixed under the action of the arc-shaped locking piece by reversely rotating the locking bolt, the function of horizontally adjusting a mechanism base when the positioning mechanism is placed is realized, and therefore the phenomenon of deviation when the headlamp bracket is positioned is avoided;

2. by arranging the fastening bolt, the contraction rod, the adjusting sleeve, the dovetail sliding block and the clamping plate, the fastening bolt is rotated to be separated from the contraction rod, the height of the contraction rod is adjusted in the adjusting sleeve, the supporting plate is driven to be adjusted to a certain height, then the contraction rod is locked by reversely rotating the fastening bolt, then the fixing bolt is rotated to be separated from the dovetail sliding groove, the dovetail sliding block is pushed to drive the clamping plate to move in the dovetail sliding groove until the clamping plate is contacted with two sides of the headlamp bracket, then the dovetail sliding block is fixed by rotating the fixing bolt, the function of clamping and supporting the headlamp brackets with different specifications by the positioning mechanism is realized, and the phenomenon of limitation when the positioning mechanism is used is avoided;

3. through being provided with the regulation and leading to the groove, the spring telescopic link, spacing arch, spacing groove and arc slipmat, stimulate the locating pin in proper order and make it slide along adjusting leading to the groove, adjust to suitable length after, the spring telescopic link produces tight pressure to spacing arch, the inside of spacing groove is gone into to spacing arch bullet, make arc slipmat closely laminate with the spacing groove, fix the locating pin, positioning mechanism has been realized carrying out length adjustment's function to the locating pin, thereby positioning mechanism's work efficiency and the precision of location have been improved.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is a schematic view of the appearance structure of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 5 is an enlarged schematic structural diagram of the present invention at C in fig. 1.

In the figure: 1. a mechanism base; 2. a U-shaped frame; 3. a clamping plate; 4. positioning pins; 5. anti-skid ground feet; 6. a dovetail chute; 7. an arc-shaped locking piece; 8. locking the bolt; 9. a limiting block; 10. a horizontal column; 11. a rectangular sink tank; 12. a spring telescopic rod; 13. a limiting bulge; 14. a limiting groove; 15. an arc-shaped anti-skid pad; 16. adjusting the through groove; 17. a thread adjusting groove; 18. a threaded adjusting rod; 19. fixing grooves; 20. fastening a bolt; 21. a retracting lever; 22. a support plate; 23. an adjustment sleeve; 24. fixing the bolt; 25. a dovetail slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

The utility model provides a structure of car headlamp support positioning mechanism is as shown in figure 1, figure 2 and figure 4, including mechanism base 1 and locating pin 4, the central point on mechanism base 1 surface puts the department and inlays horizontal pole 10, the turning position department of mechanism base 1 bottom all has seted up screw thread adjustment tank 17, and the inside all screw thread cover of screw thread adjustment tank 17 is equipped with screw thread adjusting rod 18, and the bottom of screw thread adjusting rod 18 all is fixed with anti-skidding lower margin 5, the turning position department on mechanism base 1 surface all is provided with locking bolt 8, and the one end of locking bolt 8 runs through mechanism base 1 and articulates has arc lock plate 7, and the inside wall of arc lock plate 7 all contacts with the surface of screw thread adjusting rod 18, carry out the function of horizontal adjustment to mechanism base 1 when being used for positioning mechanism to place;

further, as shown in fig. 1, 2 and 5, the inside of the mechanism base 1 is provided with dovetail chutes 6 at both sides, a dovetail slide block 25 is arranged inside the dovetail slide groove 6, two sides of the surface of the dovetail slide block 25 are provided with fixing bolts 24, one end of the fixing bolt 24 penetrates through the dovetail slide block 25 and is fixed with the surface thread of the dovetail slide groove 6, the center position of the surface of the dovetail slide block 25 is welded with the clamping plate 3, a fixing groove 19 is formed inside one side of the clamping plate 3, an adjusting sleeve 23 is fixed inside the fixing groove 19, a contraction rod 21 is sleeved inside the adjusting sleeve 23, and the top ends of the adjusting sleeves 23 are all fixed with a supporting plate 22, the surfaces of the adjusting sleeves 23 are all provided with fastening bolts 20, one end of the fastening bolt 20 penetrates through the adjusting sleeve 23 and contacts with the surface of the contraction rod 21, and the fastening bolt is used for clamping and supporting headlamp brackets of different specifications by a positioning mechanism;

further, as shown in fig. 1 and fig. 3, a U-shaped frame 2 is fixed above the mechanism base 1, adjusting through grooves 16 are all formed in two sides of the top of the U-shaped frame 2, positioning pins 4 are all arranged inside the adjusting through grooves 16, limiting blocks 9 are all fixed on the top ends of the positioning pins 4, equidistant limiting grooves 14 are all formed in two sides of the positioning pins 4, rectangular sinking grooves 11 are all formed in two sides of the adjusting through grooves 16 and the U-shaped frame 2, spring telescopic rods 12 are all fixed inside the rectangular sinking grooves 11, limiting protrusions 13 are all fixed at one ends of the spring telescopic rods 12, the surfaces of the limiting protrusions 13 are all adhered with the limiting grooves 14, the limiting grooves 14 are matched with the limiting protrusions 13, and meanwhile, the outer side walls of the arc-shaped anti-skid pads 15 are tightly adhered to the inner side walls of the limiting grooves 14, so that the positioning mechanism can perform length adjustment on the positioning pins 4.

The working principle is as follows: when the headlamp positioning mechanism is used, the mechanism base 1 is placed in a designated place, the horizontal column 10 is observed, if the horizontal column 10 is in a non-horizontal state, the locking bolt 8 is rotated to drive the arc-shaped locking piece 7 to be separated from the thread adjusting rod 18, the thread adjusting rod 18 is rotated inside the thread adjusting groove 17, the anti-skidding ground feet 5 are driven to be adjusted under the action of the thread adjusting rod 18 until the horizontal column 10 is in a horizontal state, then the locking bolt 8 is rotated reversely to fix the thread adjusting rod 18 under the action of the arc-shaped locking piece 7, the function of horizontally adjusting the mechanism base 1 when the positioning mechanism is placed is realized, and therefore the phenomenon of deviation when the headlamp bracket is positioned is avoided;

then, according to the height of the headlamp bracket, the fastening bolt 20 is rotated to be separated from the contraction rod 21, the height of the contraction rod 21 is adjusted in the adjusting sleeve 23, the supporting plate 22 is driven to be adjusted to a certain height, then the contraction rod 21 is locked by reversely rotating the fastening bolt 20, then the fixing bolt 24 is rotated to be separated from the dovetail chute 6, the dovetail slide block 25 is pushed in the dovetail chute 6 to drive the clamping plate 3 to move until the clamping plate 3 is contacted with the two sides of the headlamp bracket, and then the dovetail slide block 25 is fixed by rotating the fixing bolt 24, so that the function of clamping and supporting the headlamp brackets with different specifications by the positioning mechanism is realized, and the limitation phenomenon existing in the use of the positioning mechanism is avoided;

according to the position that headlight support was fixed a position afterwards, stimulate locating pin 4 in proper order and make it slide along adjusting logical groove 16, adjust to suitable length after, spring telescopic link 12 produces the tight pressure to spacing arch 13, bounce spacing arch 13 into spacing groove 14's inside, make arc slipmat 15 closely laminate with spacing groove 14, fix locating pin 4, positioning mechanism has been realized carrying out length adjustment's function to locating pin 4, thereby positioning mechanism's work efficiency and the precision of location have been improved, positioning mechanism's use work is finally accomplished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a car headlamp support positioning mechanism, includes mechanism base (1) and locating pin (4), its characterized in that: the mechanism is characterized in that a horizontal column (10) is embedded in the center position of the surface of the mechanism base (1), thread adjusting grooves (17) are formed in the corner positions of the bottom of the mechanism base (1), thread adjusting rods (18) are arranged in the thread adjusting grooves (17) in a threaded sleeved mode, anti-skidding anchor feet (5) are fixed to the bottom ends of the thread adjusting rods (18), dovetail sliding grooves (6) are formed in two sides of the inside of the mechanism base (1), dovetail sliding blocks (25) are arranged in the dovetail sliding grooves (6), fixing bolts (24) are arranged on two sides of the surface of each dovetail sliding block (25), one end of each fixing bolt (24) penetrates through each dovetail sliding block (25) and is fixed to the surface of each dovetail sliding groove (6) in a threaded mode, clamping plates (3) are welded to the center positions of the surfaces of the dovetail sliding blocks (25), fixing grooves (19) are formed in the inside of one sides of the clamping plates (3), the mechanism is characterized in that a U-shaped frame (2) is fixed above the mechanism base (1), adjusting through grooves (16) are formed in two sides of the top of the U-shaped frame (2), positioning pins (4) are arranged inside the adjusting through grooves (16), limiting blocks (9) are fixed on the top ends of the positioning pins (4), and equidistant limiting grooves (14) are formed in two sides of the positioning pins (4).

2. The headlamp bracket positioning mechanism of claim 1, wherein: the mechanism is characterized in that locking bolts (8) are arranged at the corner positions of the surface of the mechanism base (1), one ends of the locking bolts (8) penetrate through the mechanism base (1) and are hinged with arc-shaped locking pieces (7), and the inner side walls of the arc-shaped locking pieces (7) are in contact with the surface of the threaded adjusting rod (18).

3. The headlamp bracket positioning mechanism of claim 1, wherein: the adjusting and guiding groove (16) is characterized in that a rectangular sinking groove (11) is formed in the U-shaped frame (2) on the two sides of the adjusting and guiding groove, a spring telescopic rod (12) is fixed in the rectangular sinking groove (11), and a limiting protrusion (13) is fixed at one end of the spring telescopic rod (12).

4. The headlamp bracket positioning mechanism of claim 3, wherein: the surface of the limiting protrusion (13) is pasted with a limiting groove (14), the limiting groove (14) is matched with the limiting protrusion (13), and meanwhile the outer side wall of the arc-shaped anti-skid pad (15) is tightly attached to the inner side wall of the limiting groove (14).

5. The headlamp bracket positioning mechanism of claim 1, wherein: the inside of fixed slot (19) all is fixed with adjusting sleeve (23), and adjusting sleeve (23)'s inside all is equipped with shrink pole (21) to the top of adjusting sleeve (23) all is fixed with backup pad (22).

6. The headlamp bracket positioning mechanism of claim 5, wherein: the surface of the adjusting sleeve (23) is provided with a fastening bolt (20), and one end of the fastening bolt (20) penetrates through the adjusting sleeve (23) and is in contact with the surface of the contraction rod (21).