Laser line marking instrument support device with supporting frame pitching fine adjustment function

Abstract

The utility model relates to a laser line marking instrument support device with a support frame pitching fine adjustment function. The laser line marking instrument support device comprises a support frame and a back plate, the supporting frame is composed of a supporting shell, a moving rod, a pitching adjusting rod and a pitching driving rotary drum. The movable rod penetrates through a cylinder hole of the pitching driving rotary cylinder, the top end of the movable rod extends out of the supporting shell, and the bottom end of the movable rod is arranged in the supporting shell. The top end of the pitching adjusting rod is meshed with the moving rod, and the bottom end penetrates through the bottom penetrating hole of the supporting shell and is in threaded connection with the shaft rod on the back plate. Threads are arranged outside the moving rod, and the moving block is installed on the moving rod through a threaded through hole and used for installing the laser marking instrument. During use, the moving block can be moved by rotating the moving rod, so that the moving adjustment of the laser marking instrument is realized. When the pitching driving rotary drum is rotated, the moving rod does not rotate, the pitching adjusting rod rotates in the inner threaded hole of the shaft rod, the supporting shell is driven to rotate relative to the back plate, and pitching fine adjustment is achieved. According to the utility model, the position and the angle of the laser marking instrument can be accurately adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to a laser line instrument support device with support frame pitch fine adjustment function belongs to laser line instrument support design technical field. BACKGROUND

[0002] Laser level meter can send vertical or horizontal visible laser, and is more common in engineering construction, and is mainly used for marking horizontal line or vertical line on target surface. In order to make laser level meter adapt to various environments in engineering construction, people generally install laser level meter on laser level meter support, and laser level meter cannot be fine adjusted when pitch adjusting in the existing laser level meter support, and the adjusting range will be larger, thereby making it difficult to adjust to the required inclination angle. SUMMARY

[0003] The utility model discloses a laser line instrument support device with support frame pitch fine adjustment function is provided for the above existing problems.

[0004] In order to realize the above-mentioned utility model purposes, the utility model adopts the following technical scheme:

[0005] A laser line instrument support device with support frame pitch fine adjustment function, including support frame, backboard, support frame is hinged with backboard, its characterized in that:

[0006] The support frame includes support shell, moving rod, pitch adjusting rod, pitch driving cylinder, the top wall of support shell is opened with support shell top perforation, and the bottom wall of support shell is opened with support shell bottom perforation, wherein: the top end of pitch driving cylinder passes through support shell top perforation, is located in support shell, and the bottom end of pitch driving cylinder is located in support shell, and the cylinder hole of pitch driving cylinder is provided with the through pitch driving cylinder, the top end of moving rod is extended out of the top end of pitch driving cylinder after passing through the cylinder hole of pitch driving cylinder, and the bottom end of moving rod is located in support shell, the top end of pitch adjusting rod is located in support shell, and the bottom end passes through support shell bottom perforation and is located in support shell, the top of pitch adjusting rod is engaged with the connection of moving rod, the outer wall of moving rod is provided with external thread, and the moving block is further provided with the threaded hole, and the moving block is rotated on the external thread of moving rod through the threaded hole, and the laser line instrument mounting seat for installing laser line instrument is installed on the moving block;

[0007] The backboard is opened with rotating groove at one end of hinged support frame, and the bottom of support shell is placed in rotating groove, and the support shell is rotationally connected with backboard, and the rotation of support shell relative to backboard realizes the pitch adjustment of support shell.

[0008] The rotating groove is internally fixed with a shaft rod, the shaft rod can be axially fixed and radially rotated, the shaft rod is provided with an internal thread hole, and the hole direction of the internal thread hole is perpendicular to the axial direction of the shaft rod; the bottom end of the pitch adjusting rod is provided with an external thread, and the bottom end of the pitch adjusting rod is screwed in the internal thread hole of the shaft rod;

[0009] In use, the moving rod is rotated, the moving block moves along the external thread on the moving rod, and the movement of the laser line instrument mounting seat is driven;

[0010] The pitch driving cylinder is rotated, at this time, the moving rod does not rotate, the rotation of the pitch driving cylinder drives the rotation of the pitch adjusting rod engaged with the pitch driving cylinder, the pitch adjusting rod rotates in the internal thread hole of the shaft rod, the axial movement of the shaft rod and the adjusting rod drives the radial rotation of the shaft rod, the moving position of the shaft rod relative to the pitch adjusting rod is driven, so that the support shell rotates relative to the back plate, and the pitch fine adjustment of the support plate is realized.

[0011] The inner wall of the support shell is provided with a moving rod seat A and a moving rod seat B, the moving rod seat A and the moving rod seat B are respectively provided with a through hole A and a through hole B, the moving rod seat A is close to the top wall of the support shell, and the moving rod seat B is close to the bottom wall of the support shell; the top wall of the support shell is provided with a support shell top through hole, the bottom end of the moving rod passes through the moving rod seat B, the top end of the moving rod passes through the moving rod seat A and the support shell top through hole, and the outer diameter of the bottom end of the moving rod is greater than the inner diameter of the through hole B on the moving rod seat B, so that the moving rod is prevented from being pulled out of the moving rod seat B.

[0012] The top end of the pitch adjusting rod is fixed with a driven gear, the bottom end of the pitch driving cylinder is provided with a driving gear engaged with the driven gear, and the driving gear is located between the moving rod seat A and the support shell top through hole in the support shell; the pitch driving cylinder is rotated, and the driving gear and the driven gear drive the rotation of the pitch adjusting rod.

[0013] The part of the moving rod extending out of the top end of the pitch driving cylinder is provided with a moving rod rotating cap for conveniently rotating the moving rod, the moving rod rotating cap drives the rotation of the moving rod; under the action of the external thread and the threaded hole of the moving block, the moving block moves along the axial direction of the moving rod between the moving rod seat A and the moving rod seat B.

[0014] The part of the pitch driving cylinder located outside the support shell is provided with a cylinder rotating cap for conveniently rotating the pitch driving cylinder, the cylinder rotating cap drives the rotation of the pitch driving cylinder, and the rotation of the pitch driving cylinder drives the rotation of the pitch adjusting rod engaged with the pitch driving cylinder.

[0015] The inner wall of the support shell is also provided with a through hole seat, the through hole seat is provided with a pitch adjusting rod through hole, the top end of the pitch adjusting rod passes through the pitch adjusting rod through hole, and the bottom end passes through a support shell bottom through hole in the bottom wall of the support shell.

[0016] Two ends of the bottom of the support shell are fixed with arc-shaped seats, and the arc-shaped seats at the two ends of the bottom of the support shell are arranged in the rotating groove;

[0017] The arc-shaped seat at the two ends of the bottom of the support shell is provided with an arc-shaped seat through hole, the two side walls of the rotating groove are provided with rotating groove through holes, and a connecting shaft is further arranged, the two arc-shaped seats are sleeved on the connecting shaft through the arc-shaped seat through holes, and the two ends of the connecting shaft are respectively inserted and fixed in the rotating groove through holes on the two sides of the rotating groove; the support shell can rotate around the connecting shaft through the arc-shaped seat through holes of the arc-shaped seat to adjust the pitch.

[0018] The laser line instrument mounting seat comprises a mounting seat shell, a guide rail rod, a connecting seat, a first screw rod, a gear disc, a second screw rod and a connecting cover;

[0019] The guide rail rod is fixed in the mounting seat shell, the first screw rod is rotatably arranged in the mounting seat shell and is parallel to the guide rail rod and in the same horizontal plane, and at least one end of the first screw rod penetrates the mounting seat shell; the connecting seat is provided with a connecting seat through hole and a connecting seat internal thread through hole matched with the first screw rod, the connecting seat through hole of the connecting seat is sleeved on the guide rail rod, and the connecting seat internal thread through hole of the connecting seat is screwed on the first screw rod; rotating the first screw rod, the connecting seat moves along the length direction of the first screw rod and the guide rail rod under the action of the connecting seat internal thread through hole and the first screw rod.

[0020] The mounting seat shell is provided with a rotating seat shell rotatable along the mounting seat shell, and the mounting seat shell and the rotating seat shell are through-penetrating; the rotating seat shell is internally fixed with the gear disc, the second screw rod is rotatably arranged on the mounting seat shell, at least one end of the second screw rod penetrates the mounting seat shell, and the second screw rod is engaged with the gear disc; rotating the second screw rod drives the gear disc to rotate, and then drives the rotating seat shell to rotate.

[0021] The connecting seat is fixed with the connecting cover, the connecting cover is connected with the moving block through the connecting block, the support shell is provided with a moving groove for the movement of the connecting block, and the length direction of the moving groove is horizontal to the length direction of the support shell; the connecting block extends out of the moving groove at two ends, one end is fixed with the connecting cover, and the other end is fixed with the moving block, so that the laser line instrument mounting seat moves with the movement of the moving block.

[0022] In use, the laser line instrument is mounted on the rotating seat shell, and the laser line instrument can move with the movement of the moving block.

[0023] The number of the guide rail rods is two, the two guide rail rods are fixed in the mounting seat shell and are parallel to each other and in the same horizontal plane, and the first screw rod is located between the two guide rail rods.

[0024] The two sides of the connecting seat are provided with connecting seat through holes, and the middle part is provided with a connecting seat internal thread through hole matched with the first screw rod, the connecting seat through holes on the two sides of the connecting seat are respectively sleeved on the corresponding guide rail rods, and the connecting seat internal thread through hole in the middle part of the connecting seat is screwed on the first screw rod.

[0025] The first screw rod cap is arranged at one end of the first screw rod penetrating through the mounting seat shell to facilitate rotation of the first screw rod.

[0026] The second screw rod cap is arranged at one end of the second screw rod penetrating through the mounting seat shell to facilitate rotation of the second screw rod.

[0027] The back plate comprises a back plate shell and a rotating rod, a rotating groove is arranged on the back plate shell, and the rotating rod is rotatably connected to the back plate shell and at least one end of the rotating rod penetrates through the back plate shell.

[0028] A sticker plate is further arranged to be attached to a required position, the sticker plate is provided with a rack belt, the back plate shell is provided with a rack belt groove for the rack belt to penetrate through, the rack belt is arranged in the rack belt groove, and the back plate can move along the sticker plate through the rack belt groove and the rack belt, and the back plate does not fall off the rack belt.

[0029] The rotating rod is provided with a rotating rod external thread matched with the teeth on the rack belt, and the rotating rod external thread is engaged with the teeth on the rack belt.

[0030] The rotating rod is rotated, and under the action of the rotating rod external thread and the rack belt, the back plate can move along the sticker plate.

[0031] The rotating rod cap is arranged at one end of the rotating rod penetrating through the back plate shell to facilitate rotation of the rotating rod.

[0032] The utility model discloses a reasonable and advanced structure, and the structure comprises a support frame, a back plate and a laser line instrument mounting seat.

[0033] 1, the support frame comprises a support shell, a moving rod, a pitch adjusting rod, a pitch driving cylinder, wherein:

[0034] The support shell is provided with a support shell top hole and a support shell bottom hole, and is internally provided with a moving rod seat A, a moving rod seat B and a hole seat.

[0035] The moving rod is provided with an external thread on the outer wall, and the top end of the moving rod penetrates through the cylinder hole of the pitch driving cylinder, and the bottom end of the moving rod is located in the support shell.

[0036] The pitch adjusting rod is engaged with the moving rod at the top end, and the bottom end of the pitch adjusting rod is connected with the internal thread hole of the shaft rod.

[0037] The pitch driving cylinder is internally provided with a cylinder hole, and the top end of the pitch driving cylinder is located outside the support shell, and the bottom end of the pitch driving cylinder is located in the support shell.

[0038] 2, the back plate comprises a back plate shell and a rotating rod, wherein:

[0039] The back plate shell is provided with a rotating groove for rotatable connection of the support shell.

[0040] The rotating rod is used for being engaged with the rack belt on the sticker plate to realize movement of the back plate.

[0041] 3. The laser line instrument mounting seat comprises a mounting seat shell, a guide rail rod and a first screw rod, a rotating seat shell and a second screw rod, wherein:

[0042] The mounting seat shell is internally provided with the guide rail rod and the first screw rod, and is used for connecting the movement of the seat.

[0043] The guide rail rod and the first screw rod are used for the horizontal movement of the connecting seat.

[0044] The rotating seat shell and the second screw rod are used for the rotation of the rotating seat shell.

[0045] In use, the moving block moves along the external thread of the moving rod in the axial direction through the rotation of the moving rod, so as to drive the movement of the laser line instrument mounting seat, and the laser line instrument can rotate by 360 degrees.

[0046] In the pitch fine adjustment, the pitch main driving cylinder is rotated, the driving gear drives the driven gear, and then drives the pitch adjusting rod to rotate.

[0047] The pitch adjusting rod rotates in the internal thread hole of the shaft rod, so as to drive the shaft rod to move, thereby driving the support shell to rotate relative to the back plate, and the pitch fine adjustment is realized.

[0048] 4. The rotating rod is rotated, the external thread of the rotating rod is engaged with the rack, so as to drive the back plate to move along the plate, and the position is adjusted.

[0049] 5. Adjustment of the laser line instrument mounting seat:

[0050] The connecting seat moves along the guide rail rod and the first screw rod through the rotation of the first screw rod, so as to realize the horizontal position adjustment of the laser line instrument.

[0051] The second screw rod is rotated, the gear plate is driven to rotate, and then the rotating seat shell is driven to rotate, so as to realize the rotation adjustment of the laser line instrument.

[0052] Through the utility model, in operation, only the pitch main driving cylinder needs to be rotated, so as to drive the driving gear to drive the driven gear, and then drive the pitch adjusting rod to rotate; then the pitch adjusting rod rotates in the internal thread hole of the shaft rod, so as to drive the shaft rod to move, thereby driving the support shell to rotate relative to the back plate, and the pitch fine adjustment is realized. Thus, the pitch fine adjustment of the support frame is effectively realized, and the adjustment is more accurate.

[0053] In addition, the utility model also collects various adjustment functions such as movement and rotation, realizes accurate fine adjustment through gear engagement and thread transmission, and the overall structure is compact, convenient to carry and use. The utility model device is suitable for occasions needing accurate adjustment of the position and angle of the laser line instrument, such as building construction, decoration, measurement and the like, can improve work efficiency and precision, and has great market application and popularization value. BRIEF DESCRIPTION OF DRAWINGS

[0054] Figure 1 It is the structure schematic diagram of the whole laser line instrument support of the utility model;

[0055] Figure 2 It is the structure schematic diagram of the whole laser line instrument support of the utility model from another angle;

[0056] Figure 3 It is the structure schematic diagram of the support frame part of the utility model;

[0057] Figure 4 It is the structure schematic diagram of the support frame part of the utility model from another direction;

[0058] Figure 5 It is the structure schematic diagram of the support frame part of the utility model from another direction;

[0059] Figure 6 It is the structure schematic diagram of the backboard part of the utility model;

[0060] Figure 7 It is the structure schematic diagram of the backboard part of the utility model from another direction;

[0061] Figure 8 It is the structure schematic diagram of the backboard part of the utility model from bottom direction;

[0062] Figure 9 It is the structure schematic diagram of the utility model paste board part;

[0063] Figure 10 It is the structure schematic diagram of the laser line instrument mounting seat of the utility model;

[0064] Figure 11 It is the structure schematic diagram of the laser line instrument mounting seat of the utility model after removing the connecting block;

[0065] Figure 12 It is the structure schematic diagram of the second screw rod, rotating seat shell part of the utility model;

[0066] Figure 13 It is the structure schematic diagram of the second screw rod, rotating seat shell part of the utility model from another direction;

[0067] In the diagram: 1. Support frame, 1-1. Support shell, 1-2. Moving rod, 1-3. Pitch adjustment rod, 1-4. Moving rod seat A, 1-5. Moving rod seat B, 1-6. Top perforation of support shell, 1-7. External thread, 1-8. Moving block, 1-9. Moving rod rotating cap, 1-10. Connecting block, 1-11. Bottom perforation of support shell, 1-12. Driven gear, 1-13. Driving gear, 1-14. Pitch driving drum, 1-15. Drum rotating cap, 1-16. Pitch adjustment rod perforation, 1-17. Moving slot, 1-1 8. Arc-shaped seat, 2. Back plate, 2-1. Rotating groove, 2-2. Shaft, 2-3. Internal threaded hole, 2-4. Rotating rod, 2-5. External thread of rotating rod, 2-6. Rotating rod cap, 2-7. Back plate shell, 3. Laser marking instrument mounting base, 3-1. Mounting base shell, 3-2. Guide rail rod, 3-3. Connecting base, 3-4. First lead screw, 3-5. Gear disk, 3-6. Second lead screw, 3-7. Rotating base shell, 3-8. First lead screw cap, 3-9. Second lead screw cap, 3-10. Connecting cover, 4. Plate, 4-1. Rack belt, 5. Connecting shaft. Detailed Implementation

[0068] The present invention will now be described in further detail with reference to the accompanying drawings and descriptions.

[0069] A laser line marker support device with pitch fine-tuning function includes a support frame 1 and a back plate 2, with the support frame 1 and back plate 2 hinged together. The support frame 1 includes a support shell 1-1, a moving rod 1-2, a pitch adjustment rod 1-3, and a pitch active rotating cylinder 1-14. The top wall of the support shell 1-1 has a top through hole 1-6, and the bottom wall of the support shell 1-1 has a bottom through hole 1-11. The top of the pitch active rotating cylinder 1-14 extends out of the top through hole 1-6 and is located outside the support shell 1-1, while the bottom of the pitch active rotating cylinder 1-14 is located inside the support shell 1-1, and a through hole is provided inside the pitch active rotating cylinder 1-14. The moving rod 1-2... The top end of the movable rod 1-2 extends out of the top end of the active pitch cylinder 1-14 after passing through the cylinder hole of the active pitch cylinder 1-14. The bottom end of the movable rod 1-2 is located inside the support shell 1-1. The top end of the pitch adjustment rod 1-3 is located inside the support shell 1-1, and the bottom end passes through the bottom through hole 1-11 of the support shell and is located outside the support shell 1-1. The top end of the pitch adjustment rod 1-3 is engaged with the movable rod 1-2. An external thread 1-7 is provided on the outer wall of the movable rod 1-2, and a movable block 1-8 is also provided. A threaded through hole is provided on the movable block 1-8, and the movable block 1-8 is screwed onto the external thread 1-7 of the movable rod 1-2 through the threaded through hole. A laser marking instrument mounting base 3 for mounting the laser marking instrument is installed on the movable block 1-8.

[0070] A rotating groove 2-1 is provided at one end of the hinge between the back plate 2 and the support frame 1. The bottom of the support shell 1-1 is placed in the rotating groove 2-1, and the support shell 1-1 is rotatably connected to the back plate 2. The support shell 1-1 can be adjusted to pitch by rotating relative to the back plate 2.

[0071] The shaft 2-2 is fixed in the rotating groove 2-1, and the inner threaded hole 2-3 is formed in the shaft 2-2 and is perpendicular to the axial direction of the shaft 2-2; the bottom end of the pitch adjusting rod 1-3 is provided with an external thread, and the bottom end of the pitch adjusting rod 1-3 is screwed in the inner threaded hole 2-3 of the shaft 2-2;

[0072] In use, the rotating moving rod 1-2 is rotated, and the moving block 1-8 moves along the external thread 1-7 on the moving rod 1-2, thereby driving the laser line instrument mounting seat 3 to move;

[0073] The pitch driving drum 1-14 is rotated, at this time, the moving rod 1-2 does not rotate, the rotation of the pitch driving drum 1-14 drives the rotation of the pitch adjusting rod 1-3 which is engaged with the pitch driving drum 1-14, the rotation of the pitch adjusting rod 1-3 in the inner threaded hole 2-3 of the shaft 2-2 changes the axial direction of the shaft 2-2 and the adjusting rod 1-3, thereby driving the radial rotation of the shaft 2-2 and the movement of the shaft 2-2 relative to the pitch adjusting rod 1-3, so that the support shell 1-1 rotates relative to the back plate 2, and the pitch adjustment of the support plate is realized.

[0074] Further, the moving rod seat A 1-4 and the moving rod seat B 1-5 are arranged on the inner wall of the support shell 1-1, the moving rod seat A 1-4 is close to the top wall of the support shell 1-1, and the moving rod seat B 1-5 is close to the bottom wall of the support shell 1-1; the top wall of the support shell 1-1 is provided with a support shell top hole 1-6, the bottom end of the moving rod 1-2 passes through the moving rod seat B 1-5, the top end of the moving rod 1-2 passes through the moving rod seat A 1-4 and the support shell top hole 1-6, and the outer diameter of the bottom end of the moving rod 1-2 is larger than the inner diameter of the hole B on the moving rod seat B 1-5, so that the moving rod 1-2 is prevented from being pulled out of the moving rod seat B 1-5;

[0075] The top end of the pitch adjusting rod 1-3 is fixed with a driven gear 1-12, the bottom end of the pitch driving drum 1-14 is provided with a driving gear 1-13 which is engaged with the driven gear 1-12, and the driving gear 1-13 is arranged in the support shell 1-1 between the moving rod seat A 1-4 and the support shell top hole 1-6; the pitch driving drum 1-14 is rotated, thereby driving the rotation of the pitch adjusting rod 1-3 through the driving gear 1-13 and the driven gear 1-12.

[0076] Further, the part of the moving rod 1-2 which extends out of the top end of the pitch driving drum 1-14 is provided with a moving rod rotating cap 1-9 which facilitates the rotation of the moving rod 1-2, the moving rod rotating cap 1-9 is rotated, thereby driving the rotation of the moving rod 1-2; under the action of the external thread 1-7 and the threaded hole of the moving block 1-8, the moving block 1-8 moves along the axial direction of the moving rod 1-2 between the moving rod seat A 1-4 and the moving rod seat B 1-5.

[0077] The part of the pitching active drum 1-14 outside the support shell 1-1 is provided with a drum rotating cap 1-15 for facilitating the rotation of the pitching active drum 1-14, and the rotation of the drum rotating cap 1-15 drives the rotation of the pitching active drum 1-14, and the rotation of the pitching active drum 1-14 drives the rotation of the pitching adjusting rod 1-3 engaged with the pitching active drum 1-14.

[0078] A perforated seat is further arranged on the inner wall of the support shell 1-1, and the perforated seat is provided with a pitching adjusting rod perforation 1-16, the top end of the pitching adjusting rod passes through the pitching adjusting rod perforation 1-16, and the bottom end passes through a support shell bottom perforation 1-11 of the bottom wall of the support shell 1-1.

[0079] Further, arc-shaped seats 1-18 are fixed at both ends of the bottom of the support shell 1-1, and the arc-shaped seats 1-18 at both ends of the bottom of the support shell 1-1 are arranged in the rotating groove 2-1.

[0080] The arc-shaped seats 1-18 at both ends of the bottom of the support shell 1-1 are provided with arc-shaped seat perforations, the two side walls of the rotating groove 2-1 are provided with rotating groove perforations, and a connecting shaft 5 is further arranged, the two arc-shaped seats 1-18 are sleeved on the connecting shaft 5 through the arc-shaped seat perforations, and the two ends of the connecting shaft 5 are respectively inserted and fixed in the rotating groove perforations on the two sides of the rotating groove 2-1; the support shell 1-1 can rotate around the connecting shaft 5 through the arc-shaped seat perforations of the arc-shaped seats 1-18 to adjust the pitch.

[0081] Further, the laser line instrument mounting seat 3 comprises a mounting seat shell 3-1, a guide rail rod 3-2, a connecting seat 3-3, a first lead screw 3-4, a gear plate 3-5, a second lead screw 3-6, and a connecting cover 3-10.

[0082] The guide rail rod 3-2 is fixed in the mounting seat shell 3-1, the first lead screw 3-4 is rotatably arranged in the mounting seat shell 3-1, and the first lead screw 3-4 is parallel to the guide rail rod 3-2 and on the same horizontal plane; at least one end of the first lead screw 3-4 passes through the mounting seat shell 3-1; the connecting seat 3-3 is provided with a connecting seat perforation and a connecting seat internal thread through hole matched with the first lead screw 3-4, the connecting seat perforation on the connecting seat 3-3 is sleeved on the guide rail rod 3-2, and the connecting seat internal thread through hole on the connecting seat 3-3 is screwed on the first lead screw 3-4; rotating the first lead screw 3-4, the connecting seat 3-3 moves along the length direction of the first lead screw 3-4 and the guide rail rod 3-2 under the action of the connecting seat internal thread through hole and the first lead screw 3-4.

[0083] The rotating seat shell 3-7 is installed on the mounting seat shell 3-1 and can rotate along the mounting seat shell 3-1, and the mounting seat shell 3-1 and the rotating seat shell 3-7 are through; the fixed gear plate 3-5 is installed in the rotating seat shell 3-7, the second lead screw 3-6 is rotatably installed on the mounting seat shell 3-1, one end of the second lead screw 3-6 penetrates out of the mounting seat shell 3-1, and the second lead screw 3-6 is engaged with the gear plate 3-5; rotating the second lead screw 3-6 drives the gear plate 3-5 to rotate, and then drives the rotating seat shell 3-7 to rotate.

[0084] The connecting seat 3-3 is fixed with the connecting cover 3-10, the connecting cover 3-10 is connected with the moving block 1-8 through the connecting block 1-10, the moving groove 1-17 for the movement of the connecting block 1-10 is arranged on the support shell 1-1, the length direction of the moving groove 1-17 is horizontal to the length direction of the support shell 1-1; the connecting block 1-10 extends out of the moving groove 1-17 at both ends, one end is fixed with the connecting cover 3-10, and the other end is fixed with the moving block 1-8, so that the laser line instrument mounting seat 3 moves with the movement of the moving block 1-8.

[0085] In use, the laser line instrument is installed on the rotating seat shell 3-7, and the laser line instrument can move with the movement of the moving block 1-8.

[0086] Further, the number of guide rods 3-2 is two, the two guide rods 3-2 are fixed in the mounting seat shell 3-1, and the two guide rods 3-2 are parallel to each other and on the same horizontal plane; the first lead screw 3-4 is located between the two guide rods 3-2; the connecting seat 3-3 is provided with connecting seat through holes on both sides and a connecting seat internal threaded through hole matched with the first lead screw 3-4 in the middle, the connecting seat through holes on both sides of the connecting seat 3-3 are respectively sleeved on the corresponding guide rods 3-2, and the connecting seat internal threaded through hole in the middle of the connecting seat 3-3 is screwed on the first lead screw 3-4.

[0087] Further, one end of the first lead screw 3-4 penetrating out of the mounting seat shell 3-1 is provided with a first lead screw cap 3-8 for facilitating the rotation of the first lead screw 3-4;

[0088] One end of the second lead screw 3-6 penetrating out of the mounting seat shell 3-1 is provided with a second lead screw cap 3-9 for facilitating the rotation of the second lead screw 3-6.

[0089] Further, the back plate 2 includes a back plate shell 2-7 and a rotating rod 2-4, the rotating groove 2-1 is arranged on the back plate shell 2-7, and the rotating rod 2-4 is rotatably connected to the back plate shell 2-7 and at least one end penetrates out of the back plate shell 2-7;

[0090] It is also provided with a plate 4 for attaching to the required position. The plate 4 is provided with a rack belt 4-1. The back plate shell 2-7 is provided with a rack belt groove for the rack belt 4-1 to pass through. The rack belt 4-1 is placed in the rack belt groove. The back plate 2 can move along the plate 4 through the rack belt groove and the rack belt 4-1, and the back plate 2 will not fall off the rack belt 4-1.

[0091] The portion of the rotating rod 2-4 located inside the back plate housing 2-7 is provided with an external thread 2-5 that matches the teeth on the rack belt 4-1, and the external thread 2-5 of the rotating rod meshes with the teeth on the rack belt 4-1.

[0092] Rotate the rotating rod 2-4, and under the action of the external thread 2-5 of the rotating rod and the rack belt 4-1, the back plate 2 can move along the plate 4.

[0093] A rotating rod cap 2-6 is provided at one end of the rotating rod 2-4 that protrudes from the back plate shell 2-7 to facilitate the rotation of the rotating rod 2-4.

Claims

1. A laser line instrument support device with support frame pitch fine adjustment function, comprising a support frame (1) and a back plate (2), the support frame (1) and the back plate (2) are hingedly connected; characterized in that: the support frame (1) comprises a support shell (1-1), a moving rod (1-2), a pitch adjustment rod (1-3), and a pitch driving cylinder (1-14), the top wall of the support shell (1-1) is provided with a support shell top hole (1-6), and the bottom wall of the support shell (1-1) is provided with a support shell bottom hole (1-11); wherein: the top end of the pitch driving cylinder (1-14) penetrates through the support shell top hole (1-6) and is located outside the support shell (1-1), the bottom end of the pitch driving cylinder (1-14) is located inside the support shell (1-1), and the pitch driving cylinder (1-14) is provided with a cylinder hole penetrating through the pitch driving cylinder; the top end of the moving rod (1-2) extends out of the top end of the pitch driving cylinder (1-14) after penetrating through the cylinder hole of the pitch driving cylinder (1-14), and the bottom end of the moving rod (1-2) is located inside the support shell (1-1); the top end of the pitch adjustment rod (1-3) is located inside the support shell (1-1), and the bottom end penetrates through the support shell bottom hole (1-11) and is located outside the support shell (1-1); the top part of the pitch adjustment rod (1-3) is engaged with the moving rod (1-2); the outer wall of the moving rod (1-2) is provided with an external thread (1-7), and a moving block (1-8) is further provided, the moving block (1-8) is provided with a threaded hole, and the moving block (1-8) is screwed on the external thread (1-7) of the moving rod (1-2) through the threaded hole; the moving block (1-8) is installed with a laser line instrument mounting seat (3) for installing a laser line instrument; the back plate (2) is provided with a rotating groove (2-1) at one end of the hinge with the support frame (1), the bottom of the support shell (1-1) is located in the rotating groove (2-1), and the support shell (1-1) is rotationally connected with the back plate (2), and the support shell (1-1) is rotated relative to the back plate (2) to realize pitch adjustment of the support shell (1-1); an axle rod (2-2) is fixed in the rotating groove (2-1), the axle rod (2-2) is provided with an internal thread hole (2-3), and the hole direction of the internal thread hole (2-3) is perpendicular to the axial direction of the axle rod (2-2); the bottom end of the pitch adjustment rod (1-3) is provided with an external thread, and the bottom end of the pitch adjustment rod (1-3) is screwed in the internal thread hole (2-3) of the axle rod (2-2); when in use, the moving rod (1-2) is rotated, the moving block (1-8) moves along the external thread (1-7) on the moving rod (1-2), and the movement of the moving block (1-8) drives the movement of the laser line instrument mounting seat (3). Rotating the pitch driving drum (1-14), at this time, the moving rod (1-2) does not rotate, the pitch driving drum (1-14) rotates to drive the pitch adjusting rod (1-3) engaged with the pitch driving drum (1-14) to rotate, the pitch adjusting rod (1-3) rotates in the internal threaded hole (2-3) of the shaft rod (2-2), so that the axial change of the shaft rod (2-2) and the adjusting rod (1-3) drives the radial rotation of the shaft rod (2-2), and the moving position of the shaft rod (2-2) relative to the pitch adjusting rod (1-3), so that the support shell (1-1) rotates relative to the back plate (2), and the pitch fine adjustment of the support plate is realized.

2. The laser leveling device support apparatus with fine pitch adjustment of the support frame pitch according to claim 1, wherein: The inner wall of the support shell (1-1) is provided with a moving rod seat A (1-4) and a moving rod seat B (1-5), the moving rod seat A (1-4) and the moving rod seat B (1-5) are respectively provided with a through hole A and a through hole B, and the moving rod seat A (1-4) is close to the top wall of the support shell (1-1), and the moving rod seat B (1-5) is close to the bottom wall of the support shell (1-1); the top wall of the support shell (1-1) is provided with a support shell top through hole (1-6), the bottom end of the moving rod (1-2) passes through the moving rod seat B (1-5), the top end of the moving rod (1-2) passes through the moving rod seat A (1-4) and the support shell top through hole (1-6), and the outer diameter of the bottom end of the moving rod (1-2) is greater than the inner diameter of the through hole B in the moving rod seat B (1-5), so that the moving rod (1-2) is prevented from being pulled out of the moving rod seat B (1-5); The top end of the pitch adjusting rod (1-3) is fixed with a driven gear (1-12), the bottom end of the pitch driving drum (1-14) is provided with a driving gear (1-13) engaged with the driven gear (1-12), and the driving gear (1-13) is located between the moving rod seat A (1-4) and the support shell top through hole (1-6) in the support shell (1-1); rotating the pitch driving drum (1-14) drives the pitch adjusting rod (1-3) to rotate through the driving gear (1-13) and the driven gear (1-12).

3. The laser line instrument support device with pitch fine adjustment function of the support frame according to claim 2, characterized in that: The part of the moving rod (1-2) extending out of the top end of the pitch driving drum (1-14) is provided with a moving rod rotating cap (1-9) for facilitating the rotation of the moving rod (1-2), and rotating the moving rod rotating cap (1-9) drives the rotation of the moving rod (1-2); under the action of the external thread (1-7) and the threaded hole of the moving block (1-8), the moving block (1-8) moves along the axial direction of the moving rod (1-2) between the moving rod seat A (1-4) and the moving rod seat B (1-5); The part of the pitch driving drum (1-14) located outside the support shell (1-1) is provided with a drum rotating cap (1-15) for facilitating the rotation of the pitch driving drum (1-14), and rotating the drum rotating cap (1-15) drives the rotation of the pitch driving drum (1-14), and the rotation of the pitch driving drum (1-14) drives the rotation of the pitch adjusting rod (1-3) engaged with the pitch driving drum (1-14).

4. The laser leveling device support apparatus with fine pitch adjustment of the support frame pitch according to claim 2, wherein: The support shell (1-1) is further provided with a through hole seat on the inner wall, the through hole seat is provided with a pitch adjusting rod through hole (1-16), the top end of the pitch adjusting rod passes through the pitch adjusting rod through hole (1-16), and the bottom end passes through a support shell bottom through hole (1-11) in the bottom wall of the support shell (1-1).

5. The laser leveling device support apparatus with fine pitch adjustment of the support frame pitch according to claim 1, wherein: The arc-shaped seats (1-18) at the two ends of the bottom of the support shell (1-1) are fixedly extended, the arc-shaped seats (1-18) at the two ends of the bottom of the support shell (1-1) are arranged in the rotating groove (2-1), and the support shell (1-1) is rotationally connected with the back plate (2) through the arc-shaped seats (1-18) and the connecting shaft (5). The arc-shaped seats (1-18) at the two ends of the bottom of the support shell (1-1) are each provided with an arc-shaped seat through hole, the two side walls of the rotating groove (2-1) are each provided with a rotating groove through hole, and the connecting shaft (5) is further arranged, the two arc-shaped seats (1-18) are sleeved on the connecting shaft (5) through the arc-shaped seat through holes, and the two ends of the connecting shaft (5) are respectively inserted and fixed in the rotating groove through holes in the two sides of the rotating groove (2-1); the support shell (1-1) can rotate around the connecting shaft (5) through the arc-shaped seat through holes of the arc-shaped seats (1-18) to be pitch adjusted.

6. The laser leveling device support apparatus with fine pitch adjustment of the support frame elevation according to claim 1, wherein: The laser line instrument mounting seat (3) comprises a mounting seat shell (3-1), a guide rail rod (3-2), a connecting seat (3-3), a first lead screw (3-4), a gear disc (3-5), a second lead screw (3-6), and a connecting cover (3-10). The guide rail rod (3-2) is fixed in the mounting seat shell (3-1), the first lead screw (3-4) is rotationally arranged in the mounting seat shell (3-1), the first lead screw (3-4) is parallel to the guide rail rod (3-2) and is on the same horizontal plane, and at least one end of the first lead screw (3-4) passes through the mounting seat shell (3-1); the connecting seat (3-3) is provided with a connecting seat through hole and a connecting seat internal thread through hole matched with the first lead screw (3-4), the connecting seat through hole of the connecting seat (3-3) is sleeved on the guide rail rod (3-2), and the connecting seat internal thread through hole of the connecting seat (3-3) is screwed on the first lead screw (3-4); the connecting seat (3-3) moves along the length direction of the first lead screw (3-4) and the guide rail rod (3-2) under the action of the connecting seat internal thread through hole and the first lead screw (3-4) by rotating the first lead screw (3-4). The mounting seat shell (3-1) is provided with a rotating seat shell (3-7) which can rotate along the mounting seat shell (3-1), the mounting seat shell (3-1) and the rotating seat shell (3-7) are through, the gear disc (3-5) is fixedly arranged in the rotating seat shell (3-7), the second lead screw (3-6) is rotationally arranged on the mounting seat shell (3-1), at least one end of the second lead screw (3-6) passes through the mounting seat shell (3-1), and the second lead screw (3-6) is engaged with the gear disc (3-5); the rotating seat shell (3-7) is rotated by rotating the second lead screw (3-6), and then the rotating seat shell (3-7) is rotated by rotating the gear disc (3-5). The connecting seat (3-3) is fixed with the connecting cover (3-10), the connecting cover (3-10) is connected with the moving block (1-8) through the connecting block (1-10), the support shell (1-1) is provided with a moving groove (1-17) for the movement of the connecting block (1-10), the length direction of the moving groove (1-17) is horizontal with the length direction of the support shell (1-1); the connecting block (1-10) extends out of the moving groove (1-17) at both ends, one end is fixed with the connecting cover (3-10), and the other end is fixed with the moving block (1-8), so that the laser line instrument mounting seat (3) moves with the movement of the moving block (1-8); In use, the laser line instrument is installed on the rotating seat shell (3-7), and the laser line instrument can move with the movement of the moving block (1-8) and can rotate by 360 degrees.

7. The laser line instrument support device with a support frame pitch fine adjustment function according to claim 6, characterized in that: The number of the guide rail rods (3-2) is two, the two guide rail rods (3-2) are fixed in the mounting seat shell (3-1), and the two guide rail rods (3-2) are parallel to each other and on the same horizontal plane; the first screw rod (3-4) is located between the two guide rail rods (3-2); Both sides of the connecting seat (3-3) are provided with connecting seat through holes, and the middle is provided with a connecting seat internal threaded through hole matched with the first screw rod (3-4); the connecting seat through holes on both sides of the connecting seat (3-3) are respectively sleeved on the corresponding guide rail rods (3-2), and the connecting seat internal threaded through hole in the middle of the connecting seat (3-3) is screwed on the first screw rod (3-4).

8. The laser leveling device support apparatus with fine pitch adjustment of the support frame pitch according to claim 6, wherein: The end of the first screw rod (3-4) penetrating out of the mounting seat shell (3-1) is provided with a first screw rod cap (3-8) for facilitating the rotation of the first screw rod (3-4); The end of the second screw rod (3-6) penetrating out of the mounting seat shell (3-1) is provided with a second screw rod cap (3-9) for facilitating the rotation of the second screw rod (3-6).

9. The laser leveling device support apparatus with fine pitch adjustment of the support frame pitch according to claim 1, wherein: The back plate (2) comprises a back plate shell (2-7) and a rotating rod (2-4), a rotating groove (2-1) is arranged on the back plate shell (2-7), and the rotating rod (2-4) is rotatably connected to the back plate shell (2-7) and at least one end penetrates out of the back plate shell (2-7); A pasting plate (4) for being pasted on a required position is further arranged, the pasting plate (4) is provided with a rack belt (4-1), the back plate shell (2-7) is provided with a rack belt groove for the rack belt (4-1) to pass through, the rack belt (4-1) is arranged in the rack belt groove, the back plate (2) can move along the pasting plate (4) through the rack belt groove and the rack belt (4-1), and the back plate (2) does not fall off the rack belt (4-1); The part of the rotating rod (2-4) located in the back plate shell (2-7) is provided with a rotating rod external thread (2-5) matched with the teeth on the rack belt (4-1), and the rotating rod external thread (2-5) is engaged with the teeth on the rack belt (4-1); The rotating rod (2-4) is rotated, and under the action of the rotating rod external thread (2-5) and the rack belt (4-1), the back plate (2) can move along the pasting plate (4).

10. The laser leveling device support apparatus with fine pitch adjustment of the support frame elevation according to claim 9, wherein: The end of the rotating rod (2-4) penetrating out of the back plate shell (2-7) is provided with a rotating rod cap (2-6) for facilitating rotation of the rotating rod (2-4).

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