CN113863689A - Construction method for adjusting verticality of prefabricated wall panel by using automatic handheld tool - Google Patents
Construction method for adjusting verticality of prefabricated wall panel by using automatic handheld tool Download PDFInfo
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- CN113863689A CN113863689A CN202111025350.XA CN202111025350A CN113863689A CN 113863689 A CN113863689 A CN 113863689A CN 202111025350 A CN202111025350 A CN 202111025350A CN 113863689 A CN113863689 A CN 113863689A
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- chuck
- gear shaft
- clutch
- separating
- ring
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/167—Tools or apparatus specially adapted for working-up plates, panels or slab shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/26—Strutting means for wall parts; Supports or the like, e.g. for holding in position prefabricated walls
Abstract
The invention discloses a construction method for adjusting verticality of a prefabricated wall panel by using an automatic handheld tool. The automated hand tool includes a housing, a power assembly, a gear shaft, a clutch operating mechanism, and a chuck. According to the construction method, the verticality adjusting support rod is placed in the hollow structure of the gear shaft of the automatic handheld tool, the verticality adjusting support rod is fixed through the chuck assembly, then the gear shaft is driven to rotate through the power assembly, the clutch is combined with the chuck assembly under the initial state of the clutch control mechanism, the verticality adjusting support rod rotates, the verticality adjusting of the prefabricated wall board is achieved, the construction method has the advantage of being simple to operate, and the verticality adjusting precision and efficiency are improved.
Description
Technical Field
The invention relates to a construction technology of a prefabricated wallboard in building construction, in particular to a construction method for adjusting verticality of the prefabricated wallboard by using an automatic handheld tool.
Background
PC (precast concrete) structures are increasingly popularized in building engineering, the requirement for perpendicularity after a wall body is hoisted is quite high, and the two ends of a vertical adjusting brace rod are respectively connected with embedded parts of a wall plate and the ground in the conventional vertical adjusting method at present. Transfer the both ends of vaulting pole that hangs down to be equivalent to the spiral pair, utilize the spanner to rotate the vaulting pole middle part when the workman, both ends screw rod is ejecting naturally, and then drives the wallboard and rotates around the free bearing structure that wallboard bottom preformed hole and ground reserved reinforcing bar butt joint formed, realizes that the wallboard transfers to hang down. This way of adjusting the sag has the following drawbacks:
(1) generally, a laser level instrument is adopted for paying off and is matched with a manual guiding rule for measuring to measure verticality, the precision is not high, and the influence of people is large;
(2) utilize the spanner to block the vaulting pole and transfer to hang down, extravagant manual work, and transfer to hang down inefficiency.
Disclosure of Invention
Aiming at the problems that in the prior art, the verticality adjusting of the prefabricated wall panel needs manual rotation of the verticality adjusting support rod, manpower is wasted, the verticality adjusting efficiency is low, and the precision is low, the invention provides the construction method for adjusting the verticality of the prefabricated wall panel by using an automatic handheld tool, and the problems can be solved.
In order to solve the technical problems, the invention comprises the following technical scheme:
a construction method for adjusting verticality of a prefabricated wall panel by using an automatic handheld tool comprises a shell, a power assembly, a gear shaft, a clutch operating mechanism and a chuck assembly; the shell is provided with a cavity for accommodating a gear shaft, and the gear shaft is arranged in the cavity and is rotatably connected with the shell; the clutch is arranged on the gear shaft and is positioned at the end part of the gear shaft; the chuck assembly is arranged on the outer side of the clutch and is rotatably connected with the shell, and the chuck assembly can clamp the vertical adjusting support rod; one end of the chuck component is a friction surface, the clutch comprises a friction disc, and the friction disc is matched with the friction surface; the gear shaft is of a hollow structure, and the gear shaft and the clutch are both provided with notches for placing the verticality adjusting support rod in the hollow structure of the gear shaft; the clutch operating mechanism is used for operating the clutch and controlling the friction disc of the clutch to be jointed with and separated from the friction surface of the chuck assembly; the power assembly can enable the gear shaft to rotate, and when the friction disc of the clutch is jointed with the friction surface of the chuck assembly, the chuck assembly rotates, so that the vertical adjusting support rod is driven to rotate;
the construction method comprises the following steps:
firstly, hoisting a prefabricated wallboard in place and supporting by using a vertical adjusting support rod;
moving the automatic hand-held tool to the position of the vertical adjusting support rod, placing the vertical adjusting support rod in a hollow structure of a gear shaft of the automatic hand-held tool, and clamping the chuck assembly on the vertical adjusting support rod;
step three, the power assembly transmits the torque to the chuck assembly through the gear shaft, so that the torque is transmitted to the vertical adjusting support rod, and the vertical adjusting support rod rotates in the required direction;
monitoring the verticality of the prefabricated wallboard by using a verticality measuring tool, and separating the friction disc from the friction surface of the chuck assembly through a clutch control mechanism when the verticality of the prefabricated wallboard meets the requirement;
and step five, separating the automatic handheld tool from the verticality adjusting support rod to finish verticality adjusting of the verticality adjusting support rod.
Further, the chuck assembly comprises a chuck device and a locking device, the chuck device comprises a first chuck and a second chuck, and the first chuck and the second chuck are spliced into a complete chuck device; the locking device comprises a first locking part and a second locking part, and the first locking part and the second locking part are spliced into a complete locking device;
the first chuck and the second chuck both comprise a semicircular ring and a half sleeve which are integrated, the inner diameters of the semicircular ring and the half sleeve are matched, one surface of the semicircular ring is a friction surface, and the other surface of the semicircular ring is connected with the half sleeve; a half sleeve of the first chuck is provided with a gradual change slide way, the gradual change slide way is provided with an outer surface with gradually changed radius, two sides of the gradual change slide way are provided with transverse notches, and the inner surface of the gradual change slide way is a contact surface of a verticality adjusting support rod; at the splicing surface of the first chuck and the second chuck, a limiting groove is formed in the first chuck, a limiting rod is correspondingly arranged on the second chuck, and the limiting rod is inserted into the limiting groove to realize splicing of the first chuck and the second chuck; the first chuck is also provided with a dovetail groove which is used for being rotatably connected with the shell;
the locking piece I and the locking piece II are both provided with handles for rotating the locking device; the locking device is also provided with a transverse convex edge, the locking device is positioned in the gradual change slideway on the chuck device, and the transverse convex edge is matched with a transverse notch on the chuck device to form a sliding pair; the inner surface of the locking device is provided with a first contact surface and a second contact surface which have different inner diameters; rotating the locking device, and extruding the larger radius part of the gradual change slideway by the locking device to enable the half sleeve to tightly press and fix the verticality adjusting support rod;
in the second step, the verticality adjusting support rod is arranged in a hollow structure of a gear shaft of the automatic hand tool, and the chuck assembly is buckled with the verticality adjusting support rod, and the method specifically comprises the following steps:
rotating the locking device to align the splicing seams of the first locking part and the second locking part with the splicing seams of the first chuck and the second chuck, and enabling the splicing seams to be consistent with the gaps of the gear shaft and the gap of the clutch in direction;
separating the locking part I from the locking part II and separating the chuck I from the chuck II, wherein the separation distance is matched with the diameter of the verticality adjusting support rod;
the vertical adjusting support rod is arranged in the splicing seam and the gap of the gear shaft;
splicing the first chuck and the second chuck into a complete chuck device, splicing the first locking part and the second locking part into a complete locking device, rotating the locking device, and extruding the larger part of the gradually-changed slide way radius by the second contact surface with the smaller inner diameter of the locking device to enable the half sleeve to compress and adjust the vertical supporting rod and fix the vertical supporting rod.
Further, the clutch comprises a clutch cover, a diaphragm spring, a pressure plate, a friction disc and a separation pressure ring;
the clutch cover is provided with a plurality of connecting plates with holes and is fixed on the gear shaft through bolts; slots are formed between the adjacent connecting plates with holes;
a diaphragm spring, a pressure plate and a friction disc are sequentially arranged in the clutch cover; the pressure plate and the friction disc can move along the direction of the gear shaft under the elastic force of the diaphragm spring, so that the friction disc is combined with the friction surface of the chuck;
the separation pressing ring is in a ring sheet shape, a plurality of rectangular teeth are distributed along the circumferential direction of one side, the rectangular teeth are inserted into the slots between the perforated connecting plates, and the separation pressing ring can be pressed to the diaphragm spring; when the separation pressing ring touches and presses the diaphragm spring, the friction disc is separated from the friction surface of the chuck;
in the third step, when the power assembly transmits the torque to the chuck assembly through the gear shaft, the separating press ring is not pressed to the diaphragm spring;
and in the fourth step, when the friction disc is separated from the friction surface of the chuck assembly, the separation pressing ring is pressed to the diaphragm spring.
Further, the clutch control mechanism comprises a brake releasing handle, a shifting fork and a torsion spring;
one end of the brake release handle is a connecting end, the connecting end is an olecranon-shaped protruding structure and is provided with a pin shaft hole, a double-lug-plate support is arranged on the shell, the connecting end of the brake release handle is hinged with the double-lug-plate support through a pin shaft and is elastically connected with the shell through a torsional spring, and the other end of the brake release handle is a handle end;
the shifting fork comprises a shifting rod and a shifting ring, a pin shaft hole is formed in the middle of the shifting rod, a shifting fork support is arranged on the shell, and the shifting rod is fixed on the shifting fork support through a pin shaft. The bottom of the deflector rod is fixedly connected with the deflector ring, and the top of the deflector rod is contacted with the convex structure of the connecting end of the brake release grip, so that a cam high pair is formed; the shifting ring is of an annular structure with a notch, and the notch of the shifting ring is matched with the notch of the gear shaft; an annular groove is formed in the separating compression ring, and the shifting ring is buckled in the annular groove of the separating compression ring;
in the fourth step, the friction disc is separated from the friction surface of the chuck through the clutch control mechanism, and the method specifically comprises the following steps:
and lifting the handle end of the brake release handle, and stirring the top of the driving lever by the connecting end of the brake release handle to enable the driving lever to rotate around the pin shaft, so that the driving ring drives the separation pressing ring to extrude the diaphragm spring, and the friction disc of the clutch is separated from the friction surface of the chuck assembly.
Further, the gear shaft comprises a cylindrical shaft body with a notch and a driven wheel arranged on the shaft body;
the power assembly comprises a motor, a coupler and a driving wheel; the motor is fixed on the shell, the driving wheel is provided with a bearing, the motor is connected with the bearing of the driving wheel through the coupler, the driving wheel is meshed with the driven wheel of the gear shaft, and the motor enables the driving wheel to rotate and drives the driven wheel to rotate.
Further, two limiting blocks are arranged on the shell, position sensors are arranged at the limiting blocks, a sliding groove is formed in the driven gear, a separating ring piece is arranged between the sliding groove and the separating compression ring, a sliding guide rail matched with the sliding groove is arranged at one end of the separating ring piece, and the separating ring piece can slide between the two limiting blocks along the sliding guide rail; the other side of the separating ring piece is provided with a trapezoidal tooth, one end of the separating compression ring is provided with a trapezoidal notch matched with the trapezoidal tooth of the separating ring piece, and when the trapezoidal tooth is positioned in the trapezoidal notch, the gear shaft rotates to drive the clutch to rotate;
the power assembly also comprises a PLC controller, and the PLC controller is used for controlling the rotation angle, the rotation direction and the rotation speed of the motor; when the position sensor at the position of the limiting block monitors that the separating ring piece moves to the position of the limiting block, information is transmitted to the PLC, and the PLC outputs reverse torque to enable the gear shaft to reversely rotate;
step four, the following steps are repeated when the verticality of the prefabricated wall panel meets the requirement,
the PLC controls the motor to rotate and drives the gear shaft to rotate, the trapezoidal teeth of the separating ring piece are positioned in the trapezoidal notch of the separating pressing ring, the gear shaft rotates to drive the clutch to rotate, and the clutch transmits torque to the chuck assembly to drive the vertical adjusting support rod to rotate;
b, when the separating ring of the clutch drives the separating ring piece to rotate to the position of the limiting block, the separating ring piece is blocked by the limiting block, the separating ring piece is separated from the separating ring, and the trapezoidal teeth of the separating ring piece extrude the separating ring, so that the friction disc of the clutch is loosened from the friction surface of the chuck assembly, and the verticality adjusting support rod is not rotated any more;
c, when the position sensor at the position limiting block monitors that the separating ring piece moves to the position limiting block, information is transmitted to the PLC, the PLC outputs reverse torque to enable the gear shaft to rotate reversely, and the separating ring piece rotates reversely under the action of friction force of the separating pressing ring and rotates to the other position limiting block;
d, when the rotation is continued and the trapezoidal teeth of the separating ring piece are matched with the trapezoidal notches of the separating pressing ring, the position monitor transmits information to the PLC, the PLC outputs positive torque, and at the moment, the friction disc of the clutch is contacted with the friction surface of the pressing disc assembly, so that the vertical adjustment supporting rods continue to rotate in the same direction;
and e, repeating the steps a to d until the verticality of the prefabricated wall panel meets the requirement.
Further, the shell includes curb plate one, curb plate two, middle casing and handle, and curb plate one and curb plate two are located the left and right sides of middle casing respectively for casing tip in the middle of the shutoff, handle set up in the top of middle casing, and the appearance of curb plate one, curb plate two is the shape of inferior waist calabash, set up in the centre of a circle department of great circle with gear shaft assorted round hole, and set up at the tip of great circle with gear shaft assorted breach.
Further, the double lug plate support is arranged on the handle, and the shifting fork support is arranged on the middle shell.
Furthermore, the included angle between the end part of the great circle and the notch of the gear shaft is alpha, and the value of alpha is 120-150 degrees.
Furthermore, a rotary guide rail is arranged on the first side plate, the second side plate or the middle shell, a slide way is arranged on the gear shaft, and the slide way is matched with the rotary guide rail to realize that the gear shaft is fixed on the shell and can rotate along the axis of the gear shaft.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects: according to the construction method for adjusting the verticality of the prefabricated wallboard, the verticality adjusting support rod is placed in the hollow structure of the gear shaft of the automatic handheld tool, the verticality adjusting support rod is fixed through the chuck assembly, then the gear shaft is driven to rotate through the power assembly, the clutch is combined with the chuck assembly by the clutch control mechanism in the initial state, and the verticality adjusting support rod rotates, so that the verticality adjustment of the prefabricated wallboard is realized.
Drawings
FIG. 1 is a schematic view of a prefabricated wall panel supported by vertical adjusting support rods;
FIG. 2 is a perspective view of one perspective of an automated hand tool of the present invention;
FIG. 3 is a perspective view of another perspective of the automated hand tool of the present invention;
FIG. 4 is a schematic view of the structure of the housing of the present invention;
FIG. 5 is a schematic structural diagram of a first side plate in the present invention;
FIG. 6 is a schematic structural view of an intermediate housing according to the present invention;
FIG. 7 is a schematic structural view of the power assembly, gear shaft, clutch and chuck in the present invention;
FIG. 8 is a schematic view of the structure of a gear shaft in the present invention;
FIG. 9 is a schematic view of the clutch of the present invention;
FIG. 10 is a schematic view of the construction of a clutch cover according to the present invention;
FIG. 11 is a schematic view of the split pressure ring of the clutch of the present invention;
FIG. 12 is a schematic structural view of a clutch operating mechanism in the present invention;
FIG. 13 is a schematic view of a fork of the clutch operating mechanism according to the present invention;
FIG. 14 is a schematic view of a chuck assembly of the present invention;
FIG. 15 is a schematic structural diagram of a first chuck in the present invention;
FIG. 16 is a schematic structural view of a second chuck in the present invention;
FIG. 17 is a schematic view of the chuck assembly and the plumbing support bars of the present invention;
FIG. 18 is a schematic view of the locking device of the present invention;
FIG. 19 is a front view of the locking device of the present invention;
FIG. 20 is a schematic view of the structure of the separating ring sheet of the present invention.
The numbers in the figures are as follows:
1-prefabricating a wallboard; 2-building structures; 3-adjusting a vertical supporting rod;
10-a housing; 11-side plate one; 111-bearing housing bore; 112-a rotating guide rail; 12-side plate II; 13-a middle shell; 131-a fork support; 132-a stop block; 14-a handle; 141-a double lug plate support;
20-a power assembly; 21-a motor; 22-a coupling; 23-a driving wheel; 24-a bearing; 25-a PLC controller;
30-a gear shaft; 31-a shaft body; 32-a driven wheel; 33-a slide; 35-a sliding groove;
40-a clutch; 41-a clutch cover; 411-perforated connecting plate; 42-a diaphragm spring; 43-a platen; 44-a friction disk; 45-separating the compression ring; 451-trapezoidal teeth; 452-rectangular teeth; 453-an annular groove;
50-a clutch operating mechanism; 51-brake release grip; 52-a shifting fork; 521-a deflector rod; 522-pulling ring; 523-pin shaft hole; 53-position sensor; 54-a separating ring sheet; 541-a sliding guide; 542-trapezoidal teeth;
60-a chuck assembly; 61-a chuck device; 611, chuck one; 6111-semicircular ring; 6112-half sleeve; 6113-friction surface 6114-limit groove; 6115-dovetail groove; 6116-gradual change slideway; 6117-transverse slot; 6118-contact surface; 612-chuck two; 6121-a stop lever; 62-a locking device; 621-locking member one; 622-locking member two; 624-handle; 623-transverse convex edge; 625-contact surface one; 626-contact surface two.
Detailed Description
The present invention provides a construction method for adjusting the verticality of a prefabricated wall panel by using an automated handheld tool, which is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent in conjunction with the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Example one
As shown in fig. 1, in the construction of the prefabricated wall panel, the prefabricated wall panel 1 needs to be installed on a building structure 2, connecting pieces hinged to vertical adjusting support rods 3 are arranged on the prefabricated wall panel 1 and the building structure 2, the prefabricated wall panel 1 is hoisted in place by using hoisting machinery, the vertical adjusting support rods 3 are hinged to the connecting pieces at two ends to form a support, and then the prefabricated wall panel 1 and the building structure 2 are integrated. The verticality of the prefabricated wall panel 1 needs to be ensured in construction, and the automatic handheld tool for adjusting the verticality of the prefabricated wall panel is used for completing the verticality adjusting work of the prefabricated wall panel 1 by rotating the verticality adjusting support rods 3.
Referring to fig. 2 and 3, the present embodiment provides an automated hand tool for droop control of prefabricated wall panels, which comprises a housing 10, a power assembly 20, a gear shaft 30, a clutch 40, a clutch operating mechanism 50 and a chuck assembly 60. As shown in fig. 2 to 7, a cavity for accommodating the gear shaft 30 is disposed on the housing 10, and the gear shaft 30 is disposed in the cavity and rotatably connected to the housing 10. As shown in fig. 2, 3, and 7 to 9, the clutch 40 is disposed on the gear shaft 30 and rotates together with the gear shaft 30, and the clutch 40 includes a friction disk 44. Referring to fig. 2, 3, 7, 14 to 19, the chuck assembly 60 is rotatably connected to the housing 10, the chuck assembly 60 can clamp the suspension stay 3, and one end of the chuck assembly is a friction surface which is engaged with a friction plate of a clutch. Referring to fig. 2 and 3, the gear shaft 30 is a hollow structure, and the gear shaft 30 and the clutch 40 are both provided with a gap for placing the droop-adjusting brace in the hollow structure of the gear shaft 30. As shown in fig. 2, 3, 12 and 13, the clutch operating mechanism 50 is used to operate the clutch 40 to control the engagement and disengagement of the friction plates of the clutch 40 with the friction surfaces of the chuck assembly. As shown in fig. 2, 3 and 7, the power assembly 20 is capable of rotating the gear shaft 30, and when the friction disk of the clutch 40 is engaged with the friction surface of the chuck assembly, the chuck assembly is rotated, thereby rotating the suspension stay 3.
The automatic hand tool for prefabricated wallboard is transferred and is hung down that this embodiment provided, can place the bracing piece 3 that hangs down in the hollow structure of gear shaft 30 with transferring, and will transfer through chuck assembly and hang down that bracing piece 3 is fixed, then it is rotatory to drive gear shaft 30 through power component 20, clutch operating mechanism 50 makes clutch 40 and chuck assembly combine under initial condition, the messenger transfers to hang down bracing piece 3 and rotates, thereby it hangs down to realize prefabricated wallboard 1 transfer, but this automatic hand tool handheld operation, has easy operation's advantage, and the precision and the efficiency of transferring to hang down have been improved, higher using value has.
It should be noted that the housing 10 is used for mounting the power assembly 20, the gear shaft 30 and the clutch operating mechanism 50, and the specific structural form is not limited as long as the cooperation between the components can be realized. By way of example and not limitation, referring to fig. 2 to 6, the housing 10 includes a first side plate 11, a second side plate 12, a middle housing 13 and a handle 14, where the first side plate 11 and the second side plate 12 are respectively located at left and right sides of the middle housing 13 and are used for plugging an end of the middle housing 13, the handle 14 is disposed at a top of the middle housing 13, the first side plate 11 and the second side plate 12 are shaped like a kidney gourd, a circular hole matched with the gear shaft 30 is disposed at a center of a great circle, a notch matched with the gear shaft 30 is disposed at an end of the great circle, an included angle of the notch is α, and α is 120 ° to 150 °, for example, α is 135 °; the circle center of the small circle is provided with a bearing seat hole 111 for mounting a bearing of the power assembly 20, and a bearing end cover bolt hole for mounting a bearing end cover for hiding the end part of the bearing. Further, as shown in fig. 4 and 8, in order to realize the rotational connection between the outer shell 10 and the gear shaft 30, a rotating guide rail 112 may be disposed on the first side plate 11, the second side plate 12, or the middle housing 13, and a slide rail 33 may be disposed on the gear shaft 30, the cross section of the rotating guide rail is trapezoidal or rectangular, and the slide rail 33 and the rotating guide rail 112 cooperate to realize that the gear shaft 30 is fixed on the outer shell 10 and can rotate along the axis of the gear shaft 30.
Referring to fig. 7 to 8, by way of example and not limitation, the gear shaft 30 includes a cylindrical shaft body 31 with a notch, and a driven wheel 32 disposed on the shaft body 31, and in order to ensure that the gear shaft 30 rotates on the housing 10, the gear shaft 30 is provided with a slideway 33 engaged with the rotation guide 112.
Referring to fig. 2 to 8, by way of example and not limitation, the power assembly 20 includes a motor 21, a coupling 22 and a driving wheel 23, the motor 21 is fixed on the middle housing 13 of the casing 10, the driving wheel 23 is provided with a bearing 24, the motor 21 is connected with the bearing 24 of the driving wheel 23 through the coupling 22, the driving wheel 23 is meshed with a driven wheel 32 of the gear shaft 30, and the motor 21 rotates the driving wheel 23 and drives the driven wheel 32 to rotate. Further, the power assembly 20 further includes a plc (programmable Logic controller) controller 25 for controlling a rotation angle, a rotation direction and a rotation speed of the motor 21.
As shown in fig. 9 to 11, the clutch 40 includes a clutch cover 41, a diaphragm spring 42, a pressure plate 43, a friction plate 44, and a release ring 45. The clutch cover 41 is provided with a plurality of perforated connecting plates 411, slots are formed between adjacent perforated connecting plates, and the clutch cover 41 is fixed on the gear shaft 30 through bolts. The pressure plate 43 and friction plate 44 are both disposed within the housing 10 and are axially movable a short distance, for example, in the range of 1-2 cm. The diaphragm spring 42 is disposed between the pressure plate 43 and the housing 10, and the separation pressing ring 45 is contactable to the diaphragm spring 42. The separating pressing ring 45 is in the shape of a ring sheet, and a plurality of rectangular teeth 452 are circumferentially arranged along one side and inserted into slots between the perforated connecting plates 411. Friction discs 44 cooperate with friction surfaces on the chuck assembly. By way of example and not limitation, the clutch 40 may operate in a mode in which, initially, the diaphragm spring 42 causes the pressure plate 43 to compress the friction disk 44, thereby engaging the friction disk 44 with the friction surface of the chuck assembly; the separation pressing ring 45 is axially moved by acting force, the diaphragm spring 42 is pressed, the pressing plate 43 is separated from the friction disc 44, and the friction disc 44 is separated from the friction surface of the chuck; when the external force is removed, the diaphragm spring 42 restores the pressure plate 43 and the friction plate 44 to the original state.
Referring to fig. 2, 3 and 12, for the sake of convenience of viewing, the structure of the housing, the clutch and the gear shaft is shown by a dotted line and the clutch operating mechanism is shown by a solid line in fig. 12. The clutch operating mechanism 50 includes a brake release grip 51, a shift fork 52, and a torsion spring (not shown). One end of the brake release handle 51 is a connecting end, the connecting end is an olecranon-shaped protruding structure and is provided with a pin shaft hole, a double-lug-plate support 141 is arranged on the handle 14, the connecting end of the brake release handle 51 is hinged with the double-lug-plate support 141 through a pin shaft and is elastically connected with the handle 14 through a torsion spring, and the other end of the brake release handle 51 is a handle end. Referring to fig. 12 and 13, the shift fork 52 includes a shift lever 521 and a shift ring 522, a pin hole 523 is formed in a middle portion of the shift lever, the shift fork support 131 is formed on the middle housing 13, and the shift lever 521 is fixed to the shift fork support 131 through a pin. The bottom of the deflector rod 521 is fixedly connected with the deflector ring 522, and the top of the deflector rod 521 is contacted with the convex structure of the connecting end of the brake release grip 51 so as to form a cam high pair. The shifting ring 522 is a ring structure with a gap, and the gap of the shifting ring 522 is matched with the gap of the gear shaft 30. As shown in fig. 11 and 12, the separating and pressing ring 45 is provided with an annular groove 453, and the dial ring 522 is snapped into the annular groove 453 of the separating and pressing ring 45. The clutch control mechanism 50 has a working mode that when the handle end of the brake release handle 51 is lifted, the connecting end of the brake release handle 51 stirs the top of the shift lever 521, so that the shift lever 521 rotates around the pin shaft, and the shift ring 522 drives the separation compression ring 45 to extrude the diaphragm spring 42; when the brake release handle 51 is loosened, the brake release handle 51 is reset under the action of the torsion spring, the separation pressing ring 45 is reset under the action of the diaphragm spring 42, and of course, the compression spring can be arranged between the shifting fork 52 and the middle shell 13, so that the shifting fork 52 is convenient to reset, and the separation pressing ring 45 is driven to reset.
Referring to fig. 14 to 17, the chuck assembly 60 includes a chuck device 61 and a locking device 62, the chuck device 61 includes a first chuck 611 and a second chuck 612, and the first chuck 611 and the second chuck 612 are spliced to form a complete chuck device; locking device 62 comprises a first locking member 621 and a second locking member 622, and locking member 621 and second locking member 622 are spliced to form complete locking device 62. The first chuck 611 comprises an integrated semicircular ring 6111 and a semicircular sleeve 6112, the inner diameters of the semicircular ring 6111 and the semicircular sleeve 6112 are matched, one surface of the semicircular ring is a friction surface 6113, and the other surface of the semicircular ring is connected with the semicircular sleeve. A half sleeve of the first chuck 611 is provided with a 6116 gradient slide way, the gradient slide way 6116 has an outer surface with a gradually changing radius, two sides of the gradient slide way are provided with transverse notches 6117, the inner surface at the gradient slide way is a contact surface 6118 of the verticality adjusting support rod, and the contact surface 6118 is provided with a groove to increase friction force. Correspondingly, a semicircular ring and a semi-sleeve are also arranged on the second chuck 612, one surface of the semicircular ring is a friction surface, and the other surface of the semicircular ring is connected with the semi-sleeve, the difference is that a limiting groove 6114 is arranged on the first chuck 611 at the splicing surface of the first chuck 611 and the second chuck 612, a limiting rod 6121 is correspondingly arranged on the second chuck 612, and the limiting rod 6121 is inserted into the limiting groove 6114 to realize splicing of the first chuck 611 and the second chuck 612; the first chuck 611 is further provided with a dovetail groove 6115 for rotatably connecting with the housing 10, for example, a sliding pair is formed with a rotating rail provided on the housing (a plurality of rotating rails may be provided on the housing), and in order to facilitate separation and connection of the second chuck 612 and the first chuck 611, the second chuck 612 is not provided with a dovetail groove.
Referring to fig. 14 to 19, the locking device 62 is formed as a whole ring by a first locking member 621 and a second locking member 622, and the first locking member 621 and the second locking member 622 are provided with handles 624 to facilitate rotation of the locking device 62. The locking device 62 is further provided with a transverse convex edge 623, the locking device 62 is located in the gradual change slide way on the chuck, and the transverse convex edge 623 is matched with a transverse notch 6117 on the chuck device 61 to form a sliding pair. Wherein, the inner surface of the locking device 62 is provided with a first contact surface 625 and a second contact surface 626 with different inner diameters, the gradual change slideway of the chuck is provided with an outer surface with gradually changed radius, the locking device 62 is rotated, and the second contact surface of the locking device 62 extrudes the larger radius part of the gradual change slideway, so that the half sleeve compresses the verticality adjusting support rod 3 and is fixed.
In the process of adjusting the plumb, the pole 3 that hangs down need rotate round and also probably rotate many circles, because the driven wheel has the breach, as the non-recommended mode, can stir the driven wheel when the action wheel rotates to the breach department from the driving wheel, makes the driven wheel dock with action wheel 23 once more, realizes continuous rotation. The preferred embodiment is, as shown in fig. 6, 12 and 20, that two limiting blocks 132 are provided on the middle housing 13, a position sensor 53 is provided at the limiting block 132, a sliding groove 35 is provided on the driven gear, a separating ring 54 is provided between the sliding groove 35 and the separating pressing ring, a sliding guide 541 matched with the sliding groove 35 is provided at one end of the separating ring 54, the sliding groove adopts a dovetail groove, the sliding guide can adopt a trapezoidal guide rail sliding guide 541 to form a sliding pair with the sliding groove 35, and the separating ring can slide along the sliding guide between the two limiting blocks. The other side of the separating ring piece 54 is provided with trapezoidal teeth 542, a trapezoidal notch 451 matched with the trapezoidal teeth of the separating ring piece 54 is formed in the middle of one end of the separating pressing ring 45, when the trapezoidal teeth 542 are located in the trapezoidal notch 451, the gear shaft 30 rotates to drive the clutch 40 to rotate, the separating pressing ring 45 of the clutch 40 drives the separating ring piece 54 to rotate, when the separating ring piece 54 rotates to the position of the limiting block 132, the separating ring piece 54 is blocked by the limiting block, the separating ring piece 54 is separated from the separating pressing ring 45, and the trapezoidal teeth 542 of the separating ring piece 54 extrude the separating pressing ring 45, so that the friction disc 44 of the clutch 40 is released from the friction surface of the chuck assembly, and the vertical adjusting supporting rod 3 is not rotated any more; when the position sensor 53 at the position of the limiting block 132 monitors that the separating ring piece 54 moves to the position of the limiting block, information is transmitted to the PLC 25, the PLC 25 outputs reverse torque, the gear shaft 30 is made to rotate reversely, the separating ring piece 54 rotates reversely under the action of friction force of the separating pressing ring 45 and rotates to the other limiting block, when the trapezoidal teeth 542 of the separating ring piece are continuously rotated and matched with the trapezoidal groove opening of the separating pressing ring, the position monitor transmits the information to the PLC 25, the PLC 25 outputs the forward torque, and the vertical adjusting support rod is made to continuously rotate. Therefore, when the power assembly outputs forward rotation torque, the clutch is in contact with the chuck assembly to drive the verticality adjusting support rod to rotate, when the power assembly outputs reverse torque, the clutch is loosened from the chuck assembly, the verticality adjusting support rod is not rotated, the power assembly repeatedly outputs forward rotation torque and reverse rotation torque, and the verticality adjusting support rod rotates towards the same direction, so that verticality adjusting is realized.
Example two
The embodiment discloses a construction method for adjusting verticality of a prefabricated wall panel by using an automatic handheld tool, which is described in the first embodiment. The construction method will be further described with reference to fig. 1 to 20. The construction method comprises the following steps:
step one, the prefabricated wall panel 1 is hoisted in place and supported by the verticality adjusting support rods 3.
Moving the automatic hand-held tool to the position of the vertical adjusting support rod 3, enabling the vertical adjusting support rod 3 to be placed in a hollow structure of a gear shaft of the automatic hand-held tool, and enabling the chuck assembly to clamp the vertical adjusting support rod 3, wherein the step of specifically lifting the brake releasing handle 51, enabling the friction disc 44 of the clutch 40 to be separated from the friction surface of the chuck, enabling the locking device 62 to be in a releasing state, pulling the chuck II 612 and the locking part II 622 apart, and placing the vertical adjusting support rod 3 in a cavity of the gear shaft 30; splicing the second chuck 612 with the first chuck 611, splicing the second locking member 622 with the first locking member 621, and rotating the locking structure to enable the chuck assembly 60 to clamp the verticality adjusting support rod 3; the release handle 51 is then released, engaging the friction discs 44 of the clutch 40 with the friction surfaces of the chuck.
And step three, the power assembly 20 transmits the torque to the chuck through the gear shaft 30, so that the torque is transmitted to the verticality adjusting support rod 3, and the verticality adjusting support rod 3 rotates in the required direction. The power assembly can control the vertical adjusting support rod to rotate forwards and backwards.
And step four, monitoring the verticality of the prefabricated wall plate 1 by using a verticality measuring tool, and separating the friction disc from the friction surface of the chuck assembly through the clutch control mechanism when the verticality of the prefabricated wall plate 1 meets the requirement.
And step five, separating the automatic handheld tool from the verticality adjusting support rod 3 to finish verticality adjustment of the verticality adjusting support rod 3.
According to the construction method for adjusting the verticality of the prefabricated wallboard, the verticality adjusting support rod is placed in the hollow structure of the gear shaft of the automatic handheld tool, the verticality adjusting support rod is fixed through the chuck assembly, then the gear shaft is driven to rotate through the power assembly, the clutch is combined with the chuck assembly by the clutch control mechanism in the initial state, and the verticality adjusting support rod rotates, so that the verticality adjustment of the prefabricated wallboard is realized.
Further, the chuck assembly comprises a chuck device and a locking device, the specific structures of the chuck device and the locking device are as in the first embodiment, in the second step, the verticality adjusting support rod is placed in a hollow structure of a gear shaft of the automatic hand tool, and the chuck assembly is buckled with the verticality adjusting support rod, and the chuck assembly specifically comprises the following steps: (1) rotating the locking device to align the splicing seams of the first locking part and the second locking part with the splicing seams of the first chuck and the second chuck, and enabling the splicing seams to be consistent with the gaps of the gear shaft and the gap of the clutch in direction; (2) separating the locking part I from the locking part II and separating the chuck I from the chuck II, wherein the separation distance is matched with the diameter of the verticality adjusting support rod; (3) the vertical adjusting support rod is arranged in the splicing seam and the gap of the gear shaft; (4) splicing the first chuck and the second chuck into a complete chuck device, splicing the first locking part and the second locking part into a complete locking device, rotating the locking device, and extruding the larger part of the gradually-changed slide way radius by the second contact surface with the smaller inner diameter of the locking device to enable the half sleeve to compress and adjust the vertical supporting rod and fix the vertical supporting rod. The chuck device and the locking device of the embodiment are convenient to splice and separate, the verticality adjusting support rod is convenient to put in and take out, and the verticality adjusting support rod can be clamped and adjusted by arranging the gradual change slide way, the first contact surface and the second contact surface, the transverse slide groove and the transverse convex edge. It should be noted that the chuck assembly may adopt other forms, for example, when the plumbing stay is a flat part, the locking device is convenient for the plumbing stay to be taken and placed by adopting the jaw device, and the plumbing stay can also be driven to rotate, the chuck assembly only needs one surface which is a friction surface matched with the friction disc, and the other surface is connected with the locking device, and the chuck assembly can be deformed on the basis.
Further, the clutch includes a clutch cover, a diaphragm spring, a pressure plate, a friction disc, and a release ring, and the specific structure of the clutch can refer to the first embodiment. In the third step, when the power assembly transmits the torque to the chuck assembly through the gear shaft, the separating press ring is not pressed to the diaphragm spring; and in the fourth step, when the friction disc is separated from the friction surface of the chuck assembly, the separation pressing ring is pressed to the diaphragm spring. The most important function of the clutch is to control whether torque is transmitted to the chuck assembly, and the specific structure can be changed.
Further, the clutch control mechanism comprises a brake releasing handle, a shifting fork and a torsion spring, and the specific structure of the clutch control mechanism can refer to the first embodiment. In the fourth step, the friction disc is separated from the friction surface of the chuck through the clutch control mechanism, and the method specifically comprises the following steps: and lifting the handle end of the brake release handle, and stirring the top of the driving lever by the connecting end of the brake release handle to enable the driving lever to rotate around the pin shaft, so that the driving ring drives the separation pressing ring to extrude the diaphragm spring, and the friction disc of the clutch is separated from the friction surface of the chuck assembly. The clutch control mechanism is for controlling the clutch, and is not limited to the structure provided in the embodiment, and other types of clutches and clutch control mechanisms in the prior art are replaced, and still fall within the concept of the present invention.
Because the driven wheel is provided with the notch, the angle of the notch is alpha, the maximum matching range of the driven wheel and the driving wheel is 360-alpha, if the verticality adjusting brace rod cannot finish accurate verticality adjustment in the angle range, the motor needs to be controlled to rotate forwards and backwards repeatedly, the clutch transmits torque in the forward rotation process, and the clutch does not transmit torque in the reverse rotation process, so that the verticality adjusting brace rod can rotate. The preferred embodiment is that two limit blocks are arranged on the shell, a position sensor is arranged at the position of the limit block, a sliding groove is arranged on the driven gear, a separating ring piece is arranged between the sliding groove and the separating press ring, a sliding guide rail matched with the sliding groove is arranged at one end of the separating ring piece, and the separating ring piece can slide along the sliding guide rail between the two limit blocks; the other side of the separating ring piece is provided with a trapezoidal tooth, one end of the separating compression ring is provided with a trapezoidal notch matched with the trapezoidal tooth of the separating ring piece, and when the trapezoidal tooth is positioned in the trapezoidal notch, the gear shaft rotates to drive the clutch to rotate; the power assembly also comprises a PLC controller, and the PLC controller is used for controlling the rotation angle, the rotation direction and the rotation speed of the motor; when the position sensor at the position of the limiting block monitors that the separating ring piece moves to the position of the limiting block, information is transmitted to the PLC, and the PLC outputs reverse torque to enable the gear shaft to reversely rotate; step four, the following steps are repeated when the verticality of the prefabricated wall panel meets the requirement,
the PLC controls the motor to rotate and drives the gear shaft to rotate, the trapezoidal teeth of the separating ring piece are positioned in the trapezoidal notch of the separating pressing ring, the gear shaft rotates to drive the clutch to rotate, and the clutch transmits torque to the chuck assembly to drive the vertical adjusting support rod to rotate;
b, when the separating ring of the clutch drives the separating ring piece to rotate to the position of the limiting block, the separating ring piece is blocked by the limiting block, the separating ring piece is separated from the separating ring, and the trapezoidal teeth of the separating ring piece extrude the separating ring, so that the friction disc of the clutch is loosened from the friction surface of the chuck assembly, and the verticality adjusting support rod is not rotated any more;
c, when the position sensor at the position limiting block monitors that the separating ring piece moves to the position limiting block, information is transmitted to the PLC, the PLC outputs reverse torque to enable the gear shaft to rotate reversely, and the separating ring piece rotates reversely under the action of friction force of the separating pressing ring and rotates to the other position limiting block;
d, when the rotation is continued and the trapezoidal teeth of the separating ring piece are matched with the trapezoidal notches of the separating pressing ring, the position monitor transmits information to the PLC, the PLC outputs positive torque, and at the moment, the friction disc of the clutch is contacted with the friction surface of the pressing disc assembly, so that the vertical adjustment supporting rods continue to rotate in the same direction;
and e, repeating the steps a to d until the verticality of the prefabricated wall panel meets the requirement.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A construction method for adjusting the verticality of a prefabricated wall panel by using an automatic handheld tool is characterized in that,
the automated hand tool comprises a housing, a power assembly, a gear shaft, a clutch operating mechanism and a chuck assembly; the shell is provided with a cavity for accommodating a gear shaft, and the gear shaft is arranged in the cavity and is rotatably connected with the shell; the clutch is arranged on the gear shaft and is positioned at the end part of the gear shaft; the chuck assembly is arranged on the outer side of the clutch and is rotatably connected with the shell, and the chuck assembly can clamp the vertical adjusting support rod; one end of the chuck component is a friction surface, the clutch comprises a friction disc, and the friction disc is matched with the friction surface; the gear shaft is of a hollow structure, and the gear shaft and the clutch are both provided with notches for placing the verticality adjusting support rod in the hollow structure of the gear shaft; the clutch operating mechanism is used for operating the clutch and controlling the friction disc of the clutch to be jointed with and separated from the friction surface of the chuck assembly; the power assembly can enable the gear shaft to rotate, and when the friction disc of the clutch is jointed with the friction surface of the chuck assembly, the chuck assembly rotates, so that the vertical adjusting support rod is driven to rotate;
the construction method comprises the following steps:
firstly, hoisting a prefabricated wallboard in place and supporting by using a vertical adjusting support rod;
moving the automatic hand-held tool to the position of the vertical adjusting support rod, placing the vertical adjusting support rod in a hollow structure of a gear shaft of the automatic hand-held tool, and clamping the chuck assembly on the vertical adjusting support rod;
step three, the power assembly transmits the torque to the chuck assembly through the gear shaft, so that the torque is transmitted to the vertical adjusting support rod, and the vertical adjusting support rod rotates in the required direction;
monitoring the verticality of the prefabricated wallboard by using a verticality measuring tool, and separating the friction disc from the friction surface of the chuck assembly through a clutch control mechanism when the verticality of the prefabricated wallboard meets the requirement;
and step five, separating the automatic handheld tool from the verticality adjusting support rod to finish verticality adjusting of the verticality adjusting support rod.
2. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 1,
the chuck assembly comprises a chuck device and a locking device, the chuck device comprises a first chuck and a second chuck, and the first chuck and the second chuck are spliced into a complete chuck device; the locking device comprises a first locking part and a second locking part, and the first locking part and the second locking part are spliced into a complete locking device;
the first chuck and the second chuck both comprise a semicircular ring and a half sleeve which are integrated, the inner diameters of the semicircular ring and the half sleeve are matched, one surface of the semicircular ring is a friction surface, and the other surface of the semicircular ring is connected with the half sleeve; a half sleeve of the first chuck is provided with a gradual change slide way, the gradual change slide way is provided with an outer surface with gradually changed radius, two sides of the gradual change slide way are provided with transverse notches, and the inner surface of the gradual change slide way is a contact surface of a verticality adjusting support rod; at the splicing surface of the first chuck and the second chuck, a limiting groove is formed in the first chuck, a limiting rod is correspondingly arranged on the second chuck, and the limiting rod is inserted into the limiting groove to realize splicing of the first chuck and the second chuck; the first chuck is also provided with a dovetail groove which is used for being rotatably connected with the shell;
the locking piece I and the locking piece II are both provided with handles for rotating the locking device; the locking device is also provided with a transverse convex edge, the locking device is positioned in the gradual change slideway on the chuck device, and the transverse convex edge is matched with a transverse notch on the chuck device to form a sliding pair; the inner surface of the locking device is provided with a first contact surface and a second contact surface which have different inner diameters; rotating the locking device, and extruding the larger radius part of the gradual change slideway by the locking device to enable the half sleeve to tightly press and fix the verticality adjusting support rod;
in the second step, the verticality adjusting support rod is arranged in a hollow structure of a gear shaft of the automatic hand tool, and the chuck assembly is buckled with the verticality adjusting support rod, and the method specifically comprises the following steps:
rotating the locking device to align the splicing seams of the first locking part and the second locking part with the splicing seams of the first chuck and the second chuck, and enabling the splicing seams to be consistent with the gaps of the gear shaft and the gap of the clutch in direction;
separating the locking part I from the locking part II and separating the chuck I from the chuck II, wherein the separation distance is matched with the diameter of the verticality adjusting support rod;
the vertical adjusting support rod is arranged in the splicing seam and the gap of the gear shaft;
splicing the first chuck and the second chuck into a complete chuck device, splicing the first locking part and the second locking part into a complete locking device, rotating the locking device, and extruding the larger part of the gradually-changed slide way radius by the second contact surface with the smaller inner diameter of the locking device to enable the half sleeve to compress and adjust the vertical supporting rod and fix the vertical supporting rod.
3. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 2,
the clutch comprises a clutch cover, a diaphragm spring, a pressure plate, a friction disc and a separation pressure ring;
the clutch cover is provided with a plurality of connecting plates with holes and is fixed on the gear shaft through bolts; slots are formed between the adjacent connecting plates with holes;
a diaphragm spring, a pressure plate and a friction disc are sequentially arranged in the clutch cover; the pressure plate and the friction disc can move along the direction of the gear shaft under the elastic force of the diaphragm spring, so that the friction disc is combined with the friction surface of the chuck;
the separation pressing ring is in a ring sheet shape, a plurality of rectangular teeth are distributed along the circumferential direction of one side, the rectangular teeth are inserted into the slots between the perforated connecting plates, and the separation pressing ring can be pressed to the diaphragm spring; when the separation pressing ring touches and presses the diaphragm spring, the friction disc is separated from the friction surface of the chuck;
in the third step, when the power assembly transmits the torque to the chuck assembly through the gear shaft, the separating press ring is not pressed to the diaphragm spring;
and in the fourth step, when the friction disc is separated from the friction surface of the chuck assembly, the separation pressing ring is pressed to the diaphragm spring.
4. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 3,
the clutch control mechanism comprises a brake releasing handle, a shifting fork and a torsion spring;
one end of the brake release handle is a connecting end, the connecting end is an olecranon-shaped protruding structure and is provided with a pin shaft hole, a double-lug-plate support is arranged on the shell, the connecting end of the brake release handle is hinged with the double-lug-plate support through a pin shaft and is elastically connected with the shell through a torsional spring, and the other end of the brake release handle is a handle end;
the shifting fork comprises a shifting rod and a shifting ring, a pin shaft hole is formed in the middle of the shifting rod, a shifting fork support is arranged on the shell, and the shifting rod is fixed on the shifting fork support through a pin shaft. The bottom of the deflector rod is fixedly connected with the deflector ring, and the top of the deflector rod is contacted with the convex structure of the connecting end of the brake release grip, so that a cam high pair is formed; the shifting ring is of an annular structure with a notch, and the notch of the shifting ring is matched with the notch of the gear shaft; an annular groove is formed in the separating compression ring, and the shifting ring is buckled in the annular groove of the separating compression ring;
in the fourth step, the friction disc is separated from the friction surface of the chuck through the clutch control mechanism, and the method specifically comprises the following steps:
and lifting the handle end of the brake release handle, and stirring the top of the driving lever by the connecting end of the brake release handle to enable the driving lever to rotate around the pin shaft, so that the driving ring drives the separation pressing ring to extrude the diaphragm spring, and the friction disc of the clutch is separated from the friction surface of the chuck assembly.
5. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 4,
the gear shaft comprises a cylindrical shaft body with a notch and a driven wheel arranged on the shaft body;
the power assembly comprises a motor, a coupler and a driving wheel; the motor is fixed on the shell, the driving wheel is provided with a bearing, the motor is connected with the bearing of the driving wheel through the coupler, the driving wheel is meshed with the driven wheel of the gear shaft, and the motor enables the driving wheel to rotate and drives the driven wheel to rotate.
6. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 5,
the shell is provided with two limiting blocks, position sensors are arranged at the limiting blocks, a sliding groove is formed in the driven gear, a separating ring piece is arranged between the sliding groove and the separating compression ring, a sliding guide rail matched with the sliding groove is arranged at one end of the separating ring piece, and the separating ring piece can slide between the two limiting blocks along the sliding guide rail; the other side of the separating ring piece is provided with a trapezoidal tooth, one end of the separating compression ring is provided with a trapezoidal notch matched with the trapezoidal tooth of the separating ring piece, and when the trapezoidal tooth is positioned in the trapezoidal notch, the gear shaft rotates to drive the clutch to rotate;
the power assembly also comprises a PLC controller, and the PLC controller is used for controlling the rotation angle, the rotation direction and the rotation speed of the motor; when the position sensor at the position of the limiting block monitors that the separating ring piece moves to the position of the limiting block, information is transmitted to the PLC, and the PLC outputs reverse torque to enable the gear shaft to reversely rotate;
step four, the following steps are repeated when the verticality of the prefabricated wall panel meets the requirement,
the PLC controls the motor to rotate and drives the gear shaft to rotate, the trapezoidal teeth of the separating ring piece are positioned in the trapezoidal notch of the separating pressing ring, the gear shaft rotates to drive the clutch to rotate, and the clutch transmits torque to the chuck assembly to drive the vertical adjusting support rod to rotate;
b, when the separating ring of the clutch drives the separating ring piece to rotate to the position of the limiting block, the separating ring piece is blocked by the limiting block, the separating ring piece is separated from the separating ring, and the trapezoidal teeth of the separating ring piece extrude the separating ring, so that the friction disc of the clutch is loosened from the friction surface of the chuck assembly, and the verticality adjusting support rod is not rotated any more;
c, when the position sensor at the position limiting block monitors that the separating ring piece moves to the position limiting block, information is transmitted to the PLC, the PLC outputs reverse torque to enable the gear shaft to rotate reversely, and the separating ring piece rotates reversely under the action of friction force of the separating pressing ring and rotates to the other position limiting block;
d, when the rotation is continued and the trapezoidal teeth of the separating ring piece are matched with the trapezoidal notches of the separating pressing ring, the position monitor transmits information to the PLC, the PLC outputs positive torque, and at the moment, the friction disc of the clutch is contacted with the friction surface of the pressing disc assembly, so that the vertical adjustment supporting rods continue to rotate in the same direction;
and e, repeating the steps a to d until the verticality of the prefabricated wall panel meets the requirement.
7. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 6,
the shell comprises a first side plate, a second side plate, a middle shell and a handle, wherein the first side plate and the second side plate are respectively located on the left side and the right side of the middle shell and used for plugging the end part of the middle shell, the handle is arranged at the top of the middle shell, the first side plate and the second side plate are shaped like a kidney gourd, a round hole matched with the gear shaft is formed in the circle center of the great circle, and a notch matched with the gear shaft is formed in the end part of the great circle.
8. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 7,
the double lug plate support is arranged on the handle, and the shifting fork support is arranged on the middle shell.
9. The method for adjusting the verticality of the prefabricated wall panel by using the automatic hand-held tool as claimed in claim 7, wherein the included angle between the end of the great circle and the notch of the gear shaft is alpha, and the value of alpha is 120-150 degrees.
10. The method of erecting a prefabricated wall panel using an automated hand tool according to claim 7,
the first side plate, the second side plate or the middle shell is provided with a rotating guide rail, the gear shaft is provided with a slideway, and the slideway is matched with the rotating guide rail to realize that the gear shaft is fixed on the shell and can rotate along the axis of the gear shaft.
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| Publication number | Publication date |
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| CN113863689B (en) | 2023-08-08 |
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