CN110076543B - Resistance-increasing nail press-in machine and using method - Google Patents
Resistance-increasing nail press-in machine and using method Download PDFInfo
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- CN110076543B CN110076543B CN201910358780.XA CN201910358780A CN110076543B CN 110076543 B CN110076543 B CN 110076543B CN 201910358780 A CN201910358780 A CN 201910358780A CN 110076543 B CN110076543 B CN 110076543B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
A resistance-increasing nail press-in machine and a use method. The resistance-increasing nail press-in machine is composed of a supporting frame, a positioning frame, a guide frame, a lifter, a jack and an oil pump, wherein the lifter is fixed on the supporting frame, the upper part of the guide frame is hung on the lifter, the lower part of the guide frame penetrates through the positioning frame and goes deep into a pile hole, a top plate of the positioning frame can rotate and drives the guide frame to rotate, the jack is fixed in a material box of the guide frame, the resistance-increasing nails are placed in the material box, and the number of the material boxes is 4. In the construction of increasing and hindering the nail, the roof of rotatory locating rack makes the locating line of locating rack roof align with the scale mark of bottom plate, inserts the bolt and pins the roof, transfers the guide frame to the design position, will increase and hinder the nail through the jack and press into in the soil. The invention can realize the press-in construction of the resistance-increasing nails at different positions.
Description
Technical Field
The invention relates to the field of construction machinery of pile foundations in civil engineering.
Background
The bored concrete pile is a pile commonly used in civil engineering, and in the construction of bored concrete pile, set up and increase the vertical bearing capacity and the resistance to plucking bearing capacity that hinder the nail and can improve the pile, reduce the settlement of pile foundation. At present, construction equipment of the resistance-increasing nail is lacked, so that press-in equipment of the resistance-increasing nail and a corresponding using method are needed to finish the construction of the resistance-increasing nail.
Disclosure of Invention
The invention discloses a resistance-increasing nail press-in machine and a use method thereof, aiming at solving the construction problem of resistance-increasing nails of cast-in-place piles.
The technical scheme of the resistance-increasing nail press-in machine is as follows: consists of a supporting frame, a positioning frame, a guide frame, a hoisting machine, a jack and an oil pump; the hoister is fixed on the cantilever beam of the supporting frame; the upper part of the guide frame is hung on the hoisting machine, and the lower part of the guide frame passes through the positioning frame and can penetrate into a pile hole of the cast-in-place pile; the jack is fixed in the material box of the guide frame; the oil pump is connected with the jack; the supporting frame, the positioning frame and the guiding frame are all made of steel.
The supporting frame consists of an upright rod, a cantilever beam, an inclined strut, a base and a counterweight; the number of the vertical rods is 3, the lower parts of the vertical rods are fixed on the base, and the upper parts of the vertical rods are crossed at one point; the cantilever beam is fixed at the joint of the 3 vertical rods; 2 diagonal braces are arranged, one end of each diagonal brace is fixed on the cantilever beam, and the other end of each diagonal brace is fixed on the vertical rod; the balance weight is placed on the base; the upright stanchion, the outrigger, the diagonal brace and the base are connected by welding.
The positioning frame consists of supporting legs, a bottom plate, stiffening ribs, bearings, a top plate and bolts; the bottom plate is annular, 8 scale marks are arranged on the upper surface of the bottom plate, the included angle between the scale marks is 45 degrees, each scale mark is provided with 1 plug pin hole, and the plug pin holes are positioned on a circle with the same diameter; the supporting legs are fixed at the lower part of the bottom plate; the stiffening ribs are positioned in the circumferential direction and the radial direction of the bottom plate and are welded with the bottom plate into a whole; the bearing is annular and is placed on the bottom plate; the top plate is circular, a rectangular hole is formed in the middle of the top plate, 1 positioning line is arranged on the top plate, and 1 bolt hole is formed in each positioning line; the top plate is arranged on the bearing, and can rotate relative to the bottom plate under the action of the bearing; the circle centers of the bottom plate, the bearing and the top plate are positioned on the same vertical line, and the distance from the bottom plate bolt hole to the circle center of the bottom plate is equal to the distance from the top plate bolt hole to the circle center of the top plate; the bolt has 1, and the bolt is inserted in the bolt hole of roof and bottom plate simultaneously. The guide frame can penetrate through the rectangular hole in the middle of the top plate, the inner diameter of the bottom plate is larger than the length of a diagonal line of the guide frame, and the guide frame can freely rotate in the bottom plate.
The guide frame consists of a vertical rod, a cross brace, a material box, a lifting ring, a connecting plate and a bolt; the number of the vertical rods is 4, the planes are arranged in a rectangular shape, and the vertical rods are provided with altitude marks; the cross braces are positioned on the inner sides of the vertical rods, are uniformly distributed along the axial direction of the vertical rods and are arranged in two directions which are vertical to each other; the cross brace and the vertical bar are welded into a whole; the number of the material boxes is 4, the material boxes are positioned at the bottom of the vertical rod and are arranged along the axial direction of the vertical rod, the material boxes are formed by welding 4 steel plates to form a groove with an opening at one end and used for placing a jack and resistance increasing nails, and the material boxes are welded on the vertical rod; the directions of the opening ends of the material boxes are different, the directions of the opening ends of the two material boxes at the bottommost layer and the topmost layer are consistent, and the directions of the opening ends of the two material boxes in the middle layer are consistent; the lifting ring is positioned at the uppermost end of the guide frame; the end parts of the vertical rods are provided with bolt holes, the connecting plate is provided with bolt holes, and the connecting plate covers the inner sides of the two vertical rods and is connected with the two vertical rods through bolts. The directions of the opening ends of the material boxes are different, the directions of the counter forces generated when the resistance-increasing nails are pressed in are also different, 4 counter forces generated when the resistance-increasing nails are pressed in are self-balanced, the resultant force in the horizontal direction is zero, the resultant moment around any point is zero, the guide frame cannot rotate during construction, construction is easy, and shearing force exists in the vertical rods. The connecting section of the guide frame consists of a vertical rod and cross braces, bolt holes are formed in two ends of the vertical rod, a marking line is arranged on the vertical rod, and the cross braces are evenly distributed along the axial direction of the vertical rod. And unscrewing the bolts on the guide frame, dividing the guide frame into two sections, placing the connecting section of the guide frame between the two sections of the guide frame, covering the connecting plate, and screwing the bolts to realize lengthening of the guide frame.
The use method of the resistance-increasing nail press-in machine comprises the following steps: erecting a support frame, connecting the hoisting machine to the support frame, connecting the guide frame to the hoisting machine, fixing the jack at the closed end of a guide frame material box, and connecting the jack and an oil pump; erecting a positioning frame, and aligning the scale marks on the bottom plate of the positioning frame with the positioning steel bars in the pile holes; starting a lifter to lower a guide frame, closing the lifter after the lower part of the guide frame penetrates through a top plate of a positioning frame, rotating the top plate of the positioning frame, rotating the guide frame along with the top plate, aligning the positioning line of the top plate with the scale mark of a bottom plate every 45 degrees, adjusting the rotating angle to align the positioning line of the top plate with the scale mark of a certain angle of the bottom plate, and inserting a bolt to lock the top plate; and (3) putting resistance-increasing nails into a material box of the guide frame, starting the hoister to put the guide frame into the pile hole, putting the guide frame into a designed position according to a height marking line on the guide frame, starting an oil pump to pressurize the jack, and pressing the resistance-increasing nails into soil around the pile hole.
According to the resistance-increasing nail press-in machine, the 4 material boxes are arranged, so that the reaction force generated by pressing in the resistance-increasing nails is self-balanced, no bending moment exists in the guide frame, and the balance of the guide frame is ensured. Meanwhile, the direction of lowering the guide frame can be controlled by rotating the top plate of the positioning frame, and resistance increasing nails in different directions are pressed in. The use method can well realize the press-in construction of the resistance-increasing nails in different directions. The resistance-increasing nail pressing-in construction method can solve the problem of pressing-in construction of the resistance-increasing nail, and has the advantages of simple structure, convenience in construction and the like.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a cut-away side view of the resistance increasing nail press-in machine of the present invention.
Fig. 2 is an isometric view of the resistance increasing nail press of the present invention.
Fig. 3 is a front view of a support shelf of the present invention.
FIG. 4 is a cut-away side and top view of the spacer of the present invention.
FIG. 5 is a top view of the top and bottom plates of the spacer of the present invention.
Figure 6 is a cut-away side elevation, side elevation and cross-sectional view I-I of the guide of the present invention.
Figure 7 is a side view of the connecting section of the guide frame of the present invention.
Fig. 8 is a diagram of the use process of the resistance-increasing nail press-in machine of the invention.
In the figure: 1-supporting frame, 2-locating frame, 3-guiding frame, 4-lifting machine, 5-jack, 6-oil pump, 7-resistance-increasing nail, 8-locating reinforcing steel bar, 9-pile hole, 101-vertical rod, 102-cantilever beam, 103-inclined strut, 104-base, 105-counterweight, 201-supporting leg, 202-bottom plate, 203-stiffening rib, 204-bearing, 205-top plate, 206-bolt, 207-bolt hole, 208-scale mark, 209-locating line, 301-vertical rod, 302-transverse strut, 303-material box, 304-hoisting ring, 305-connecting plate, 306-bolt, 307-bolt hole, 308-standard mark.
Detailed Description
As shown in fig. 1 and 2, the resistance-increasing nail press-in machine comprises a supporting frame (1), a positioning frame (2), a guide frame (3), a hoisting machine (4), a jack (5) and an oil pump (6); the hoister (4) is fixed on the cantilever beam (102) of the supporting frame (1); the upper part of the guide frame (3) is hung on the hoisting machine (4), and the lower part of the guide frame passes through the positioning frame (2) and can penetrate into a pile hole (9) of the cast-in-place pile; the jack (5) is fixed in the material box (303) of the guide frame (3); the oil pump (6) is connected with the jack (5); the supporting frame (1), the positioning frame (2) and the guiding frame (3) are made of steel.
As shown in fig. 3, the supporting frame (1) is composed of an upright rod (101), a cantilever beam (102), an inclined strut (103), a base (104) and a counterweight (105); the number of the upright posts (101) is 3, the lower part of each upright post is fixed on the base (104), and the upper part of each upright post is crossed at one point; the cantilever beam (102) is fixed at the joint of the 3 upright rods (101); 2 diagonal braces (103) are provided, one end of each diagonal brace (103) is fixed on the cantilever beam (102), and the other end of each diagonal brace is fixed on the vertical rod (101); a counterweight (105) is placed on the base (104); the upright rods (101), the cantilever beams (102), the inclined struts (103) and the base (104) are connected by welding.
Fig. 4 (a) is a cross-sectional side view of the spacer, fig. 4 (b) is a top view of the spacer, and as shown in fig. 4, the spacer (2) is composed of legs (201), a bottom plate (202), a stiffening rib (203), a bearing (204), a top plate (205), and a plug (206); the supporting legs (201) are fixed at the lower part of the bottom plate (202); the stiffening ribs (203) are positioned in the circumferential direction and the radial direction of the bottom plate (202) and are welded with the bottom plate (202) into a whole; the bearing (204) is annular and is placed on the bottom plate (202); the top plate (205) is placed on the bearing (204), and under the action of the bearing (204), the top plate (205) can rotate relative to the bottom plate (202); the circle centers of the bottom plate (202), the bearing (204) and the top plate (205) are positioned on the same vertical line; the number of the bolts (206) is 1, the bolts (206) are simultaneously inserted into the bolt holes (207) of the bottom plate (202) and the top plate (205), and the distance from the bolt holes (207) of the bottom plate (202) to the circle center of the bottom plate (202) is equal to the distance from the bolt holes (207) of the top plate (205) to the circle center of the top plate (205).
Fig. 5 (a) is a top view of a top plate of the positioning frame, fig. 5 (b) is a top view of a bottom plate of the positioning frame, as shown in fig. 5, the top plate (205) is circular, a rectangular hole is formed in the middle of the top plate, 1 positioning line (209) is arranged on the top plate (205), one end of each positioning line (209) is located at the middle point of the short side of the rectangular hole, and 1 bolt hole (207) is arranged on each positioning line (209); the guide frame (3) can pass through a rectangular hole in the middle of the top plate (205). The bottom plate (202) is in a circular ring shape, 8 scale marks (208) are arranged on the upper surface, the intersection point of extension lines of the scale marks (208) is located at the circle center of the bottom plate, the included angle between the scale marks (208) is 45 degrees, 1 plug pin hole (207) is arranged on each scale mark (208), 8 plug pin holes (207) are arranged on the bottom plate (202), the angle between the plug pin holes (207) is 45 degrees, and the plug pin holes (207) are located on a circle with the same diameter; the inner diameter of the bottom plate (202) is larger than the length of the diagonal line of the guide frame (3), and the guide frame (3) can freely rotate in the bottom plate (202).
Fig. 6 (a) is a sectional side view of the guide frame, fig. 6 (b) is a side view of the guide frame, fig. 6 (c) is an I-I sectional view of the guide frame, and as shown in fig. 6, the guide frame (3) is composed of a vertical rod (301), a cross-brace (302), a magazine (303), a hanging ring (304), a connecting plate (305) and a bolt (306); the number of the vertical rods (301) is 4, the vertical rods are arranged in a rectangular shape, and the vertical rods (301) are provided with altitude marks (308); the cross braces (302) are uniformly distributed along the axial direction of the vertical rod (301), and the cross braces (302) are positioned on the inner side of the vertical rod (301) and are arranged along two mutually perpendicular directions; the cross brace (302) and the vertical rod (301) are welded into a whole; the number of the material boxes (303) is 4, the material boxes are located at the bottom of the vertical rod (301) and are arranged along the axial direction of the vertical rod (301), the material boxes (303) are formed by welding 4 steel plates to form a groove with an opening at one end and used for placing the jack (5) and the resistance increasing nails (7), and the material boxes (303) are welded on the vertical rod (301); the directions of the opening ends of the material boxes (303) are different, the directions of the opening ends of the material box (303) at the bottommost layer are consistent with the directions of the opening ends of the material boxes (303) at the topmost layer, and the directions of the opening ends of the material boxes (303) at the two middle layers are consistent; the directions of the opening ends of the material boxes (303) are different, the directions of the counter forces generated when the resistance-increasing nails (7) are pressed in are also different, 4 counter forces generated when the resistance-increasing nails (7) are pressed in are self-balanced, the resultant force in the horizontal direction is zero, the resultant moment around any point is zero, but a shearing force exists in the vertical rod (301); the lifting ring (304) is positioned at the uppermost end of the guide frame (3); one end of the vertical rod (301) is provided with a bolt hole (307), the connecting plate (305) is provided with the bolt hole (307), and the connecting plate (305) covers the inner sides of the two vertical rods (301) and is connected with the two vertical rods (301) through bolts (306).
Fig. 7 shows a side view of the connecting section of the guiding frame, as shown in the figure, the connecting section is composed of a vertical rod (301) and a cross brace (302), bolt holes (307) are formed in two ends of the vertical rod (301), a marking line (308) is arranged on the vertical rod (301), and the cross braces (302) are uniformly distributed along the axial direction of the vertical rod (301). The connecting section can be connected with the upper and lower sections of the guide frame (3) to realize the extension of the guide frame (3).
Fig. 8 is a diagram showing the using process of the resistance-increasing nail press-in machine, the whole using process is divided into four steps, and the specific using process is as follows: step 1, as shown in fig. 8 (a), erecting a support frame (1), connecting a hoist (4) to a cantilever beam (102) of the support frame (1), connecting a guide frame (3) to the hoist (4), fixing a jack (5) at a closed end of a material box (303) of the guide frame (3), and connecting the jack (5) and an oil pump (6); step 2, as shown in fig. 8 (b), erecting a positioning frame (2), and aligning the scale marks (208) on the bottom plate (202) of the positioning frame (2) with the positioning steel bars (8) in the pile holes (9); step 3, as shown in fig. 8 (c), starting a hoisting machine (4) to lower a guide frame (3), after the lower part of the guide frame (3) penetrates through a top plate (205) of a positioning frame (2), closing the hoisting machine (4), rotating the top plate (205) of the positioning frame (2), rotating the guide frame (3) along with the top plate (205), aligning a positioning line (209) of the top plate (205) with a scale mark (208) of a bottom plate (202) once every 45 degrees, adjusting a rotating angle to align the positioning line (209) of the top plate (205) with the scale mark (208) of the bottom plate (202) at a certain angle, pressing in a resistance increasing nail (7) in a corresponding direction, and inserting a bolt (206) to lock the top plate (205); and 4, as shown in fig. 8 (d), putting resistance-increasing nails (7) into a material box (303) of the guide frame (3), starting the hoister (4) to put the guide frame (3) into the pile hole (9), putting the guide frame (3) to a designed position according to a marking line (308) on the guide frame (3), starting an oil pump (6) to pressurize the jack (5), pressing the resistance-increasing nails (7) into soil around the pile hole (9), and pressing 4 resistance-increasing nails (7) at a time.
Claims (2)
1. The utility model provides a resistance-increasing nail press-in machine, comprises supporting rack, locating rack, guide frame, lifting machine, jack and oil pump, and the lifting machine is fixed on the outrigger of supporting rack, and the upper portion of guide frame hangs on the lifting machine, and the locating rack is passed through to the lower part, and the jack is fixed in the magazine of guide frame, and the supporting rack comprises pole setting, outrigger, bracing, base and counter weight, characterized by: the positioning frame comprises supporting legs, a bottom plate, stiffening ribs, bearings, a top plate and bolts, wherein the bottom plate is annular, 8 scale marks are arranged on the upper surface of the bottom plate, 1 bolt hole is formed in each scale mark, the bolt holes are located on a circle with the same diameter, the supporting legs are fixed on the lower portion of the bottom plate, the stiffening ribs are located in the circumferential direction and the radial direction of the bottom plate, the bearings are annular and are placed on the bottom plate, the top plate is circular, a rectangular hole is formed in the middle of the top plate, 1 positioning line is arranged on the top plate, 1 bolt hole is formed in each positioning line, the top plate is placed on the bearings, the circle centers of the bottom plate, the bearings and the top plate are located on the same vertical line, the distance from the bolt hole of the bottom plate to the circle center of the; the guiding frame is composed of vertical rods, cross braces, material boxes, lifting rings, a connecting plate and bolts, wherein the vertical rods are 4, planes are arranged in a rectangular mode, height lines are arranged on the vertical rods, the cross braces are located on the inner sides of the vertical rods and are evenly distributed along the axial direction of the vertical rods, the material boxes are 4 and located at the bottom of the vertical rods and are formed by welding 4 steel plates to form a groove with an opening at one end, the directions of the opening ends of the material boxes are different, the directions of the opening ends of the two material boxes on the bottommost layer and the two material boxes on the uppermost layer are consistent, the directions of the opening ends of the two material boxes on the middle layer are consistent, the lifting rings are located at the uppermost end of the guiding frame, bolt holes are.
2. The use method of the resistance-increasing nail press-in machine of claim 1 is characterized in that: erecting a supporting frame, connecting a lifting machine to a cantilever beam of the supporting frame, connecting a guide frame to the lifting machine, fixing a jack at the closed end of a guide frame material box, and connecting the jack and an oil pump; erecting a positioning frame, and aligning the scale marks on the bottom plate of the positioning frame with the positioning steel bars in the pile holes; starting the elevator to lower the guide frame, closing the elevator after the lower part of the guide frame penetrates through the top plate of the positioning frame, rotating the top plate of the positioning frame, adjusting the rotation angle along with the rotation of the top plate to align the positioning line of the top plate with the scale line of a certain angle of the bottom plate, and inserting a bolt to lock the top plate; and (3) putting resistance-increasing nails into a material box of the guide frame, starting the hoister to put the guide frame into the pile hole, putting the guide frame into a designed position according to a height marking line on the guide frame, starting an oil pump to pressurize the jack, and pressing the resistance-increasing nails into soil around the pile hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358780.XA CN110076543B (en) | 2019-04-30 | 2019-04-30 | Resistance-increasing nail press-in machine and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358780.XA CN110076543B (en) | 2019-04-30 | 2019-04-30 | Resistance-increasing nail press-in machine and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110076543A CN110076543A (en) | 2019-08-02 |
| CN110076543B true CN110076543B (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910358780.XA Expired - Fee Related CN110076543B (en) | 2019-04-30 | 2019-04-30 | Resistance-increasing nail press-in machine and using method |
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| Country | Link |
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| CN (1) | CN110076543B (en) |
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| Publication number | Publication date |
|---|---|
| CN110076543A (en) | 2019-08-02 |
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