CN111663778A

CN111663778A - Surface treatment method for demolished building template

Info

Publication number: CN111663778A
Application number: CN202010550072.9A
Authority: CN
Inventors: 储高鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-09-15

Abstract

The invention provides a surface treatment method after a building template is dismantled, which relates to the technical field of building construction, and comprises a nail nipping device and a pressing device, wherein the nail nipping device is arranged at the top end of the building template, the nail nipping device is positioned at the top end of the building template in the nail nipping direction of cement nails, the pressing device is arranged at the bottom end of the template, and the nail nipping device performs nail nipping operation on the cement nails on the building template; according to the invention, the movable pinch plates are symmetrically hinged at the top ends of the two symmetrically-installed movable clamping plates through hinges, and are pulled through the fourth tension spring, so that the movable pinch plates are inclined downwards at the top ends of the movable clamping plates, and the top ends of the movable pinch plates are always tightly attached to the top end of the building template in the forward moving process of the nail pulling frame, so that the nail pulling frame can conveniently extend into the conical surface of the head part of the cement nail to clamp and pull the cement nail.

Description

Surface treatment method for demolished building template

Technical Field

The invention relates to the technical field of building construction, in particular to a surface treatment method after a building template is dismantled.

Background

The building formwork is a temporary supporting structure, which is manufactured according to the design requirements, so that the concrete structure and the members are formed according to the specified positions and geometric dimensions, the correct positions of the concrete structure and the members are kept, and the self weight of the building formwork and the external load acting on the building formwork are borne. The purpose of the template engineering is to ensure the quality and the construction safety of the concrete engineering, accelerate the construction progress and reduce the engineering cost

Present building templates is when the construction, need bind the cement nail that the quantity is different to building templates, and these cement nails are after the building is accomplished, need pull out the cement nail from building templates, it is current, the cement nail is when pulling out, mainly carry out the in-process of pulling out through the claw hammer, because the claw hammer is crooked arc, the claw is at the in-process of nail pulling, the cement nail of embedding on building templates can make the cement nail produce the slope at the pulling out in-process, the cement nail produces the slope and increases building templates to the frictional force on cement nail surface and the clamp force to the cement nail, make the cement nail be difficult to easily pulled out at building templates, and the cement nail produces the easy eyelet that makes building templates surface binding nail increase of slope, the building templates surface that the influence was demolishd is pleasing to the eye, reduce building templates's life.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a surface treatment method after a building template is removed, and the technical problems that the cement nail embedded in the building template can incline in the removing process due to the fact that a claw hammer is in a bent arc shape in the removing process of the cement nail, the friction force of the building template on the surface of the cement nail and the clamping force of the cement nail are increased due to the inclination of the cement nail, the cement nail is difficult to be easily removed from the building template, holes of the surface mounted nails of the building template are easily enlarged due to the inclination of the cement nail, the appearance of the removed building template is influenced, and the service life of the building template is shortened in the prior art are solved.

The technical problem to be solved by the invention is realized by adopting the following technical scheme: a surface treatment method after a building template is removed is used for removing nails from cement nails on a used building template, and is completed by matching a surface treatment device after the building template is removed, wherein the surface treatment device after the building template is removed comprises a nail removing device and a pressing device, the nail removing device is installed at the top end of the building template, the nail removing device is positioned at the top end of the building template in the nail removing direction of the cement nails, the pressing device is installed at the bottom end of the template, and when the nail removing device is used for removing the nails from the cement nails on the building template, the nail removing device is clamped on the building template through the pressing device;

the nail pulling device comprises a walking vehicle chassis, walking wheels are symmetrically arranged at the bottom end of the walking vehicle chassis, a vehicle body support plate standing upright on the top end of the walking vehicle chassis is arranged at the top end of the walking vehicle chassis, a motor is fixedly mounted at the top end of the vehicle body support plate, a sliding frame is arranged at the right end of the vehicle body support plate, a lifting frame is mounted at the right end of the sliding frame and stands upright on the top end of the walking vehicle chassis, sliding grooves are symmetrically formed in the front side and the rear side of the lifting frame, the right side end of the sliding frame is arranged in a tiger mouth shape, the sliding grooves in the two sides of the lifting frame are in sliding connection with the right side of the sliding frame;

the left end of the lifting frame is symmetrically provided with two racks, the middle parts of the two sides of the sliding frame and the two racks are provided with run-through abdicating holes, the front end of the body support plate is provided with a ratchet wheel through a bearing, the ratchet wheel penetrates through the abdicating holes of the sliding frame to be meshed and connected with the racks on one side of the lifting frame, the front end of the body support plate close to the ratchet wheel is provided with a pawl base, the pawl base is hinged with a pawl, the top end of the pawl is embedded into the ratchet wheel, the middle part of the pawl embedded into the ratchet wheel is provided with a second tension spring, the bottom end of the second tension spring is fixed on the pawl base, and the lifting height of the lifting frame;

an output shaft extends out of the motor to the rear end of the vehicle body support plate, a crank is fixedly mounted at the top end of the output shaft of the motor, a protruding pin rod is arranged on the rear end face of the crank, a sliding rod is mounted at the rear end of the vehicle body support plate in a sliding fit manner, a crank sleeve is arranged at the top end of the sliding rod, a through sliding hole is formed in the middle of the crank sleeve, the crank sleeve is mounted on the pin rod of the crank in a sliding fit manner, and a claw hammer of a hemispherical structure is arranged at the bottom end of the sliding rod;

a pressing plate is arranged below the nail hammer, the middle of the pressing plate is fixed at the rear end of the vehicle body support plate through a rotating shaft, an umbrella-shaped tooth support rod is hinged to the bottom end of the pressing plate, umbrella-shaped teeth are arranged at the bottom end of the umbrella-shaped tooth support rod, and the umbrella-shaped teeth penetrate through the abdicating hole of the sliding rack and are in meshed connection with the rack on the other side of the lifting rack;

a supporting block is arranged at the hinged position of the bottom end of the pressing plate and the umbrella-shaped tooth supporting rod, the limiting block is positioned below the hinged position of the pressing plate and the umbrella-shaped tooth supporting rod, a tension spring is arranged in the middle of the bottom end of the pressing plate, and the bottom end of the tension spring is fixed on a tension spring base;

the surface treatment method after the building template is dismantled specifically comprises the following steps:

s1, device installation: installing a nail pulling device at the top end of the building template, wherein the nail pulling device is positioned at the top end of the building template in the nail pulling direction of the cement nails, installing a pressing device at the bottom end of the template, and clamping the nail pulling device on the building template through the pressing device at the left end of the nail pulling device;

s2, moving the device: moving the nail nipping device arranged at the top end of the building template in the step S1, crawling on the top end of the building template through the travelling wheels, and moving the nail nipping device to the position of the cement nail of the building template;

s3, nail pulling preparation: carrying out nail pulling preparation on the nail pulling device which moves to the position of the cement nail in the step S2, moving through the travelling wheels, inserting the nail pulling frame on the conical surface of the head of the cement nail, and enabling the nail pulling frame to lift the cement nail;

s4, removing nails by the device: the nail nipping frame inserted into the head of the cement nail in the step S3 is nailed, the nail nipping hammer is driven by the motor to do reciprocating lifting motion, when the nail nipping hammer drops the hammer downwards, the pressing plate towards the lower part is hammered by the pressing plate through the rotating shaft, the umbrella-shaped teeth are meshed with the rack of the lifting frame to push the nail nipping frame to lift upwards, and the nail nipping operation is carried out on the cement nail on the building template;

s5, intermittent nail nipping: in step S4, after the umbrella-shaped teeth push the nail pulling frame to lift upwards, the nail pulling hammer lifts, the lifting height of the lifting frame is self-locked through the engagement of the ratchet wheel and the pawl, the nail pulling hammer drops again, the originally lifted nail pulling frame is pulled upwards for one height again, and the hammer drops repeatedly until the cement nails are pulled out of the building template.

S6, return preparation: in step S5, the nail nipping frame that has been pulled out of the building template is returned to the bottom of the nail nipping device for next nail nipping, and the lifting frame is lowered downward by manually pulling the pawl to separate from the ratchet wheel, so that the nail nipping frame is returned to the bottom of the nail nipping device, and the removal of the cement nails on the building template is completed.

As a preferred technical scheme of the invention, the pressing device comprises a bottom clamping plate, a sliding base, a sliding hole, a sliding block, a telescopic shaft, an adjusting screw and a telescopic shaft cylinder, wherein the bottom clamping plate is arranged at the bottom end of a building template, one end of the bottom clamping plate is provided with the sliding base, the middle part of the sliding base is provided with a through sliding hole, the middle part of the sliding base is provided with a long hole which is vertically arranged at the top end of the building template, the sliding hole in the middle part of the sliding base is embedded with the sliding block in a sliding fit manner, the middle part of the top end of the sliding base is provided with a through threaded hole, the threaded hole at the top end of the sliding base is internally connected with the adjusting screw, the bottom end of the adjusting screw penetrates through the threaded hole of the sliding base to extend into the sliding hole, the bottom end of the adjusting screw extending into the sliding hole is clamped with the, the telescopic shaft cylinder stretches out rightward and is provided with a telescopic shaft, the left end of the chassis of the walking vehicle is provided with a tail connecting hole, and the top end of the telescopic shaft is fixed in the left end of the chassis of the walking vehicle in a threaded fit mode.

As a preferred technical scheme, the nail nipping frame comprises a movable clamping plate, a fixed clamping plate, a bearing port, a second spring and a tension spring hole, wherein an open slot with a U-shaped structure is formed in the right side end of the nail nipping frame, two movable clamping plates are symmetrically installed in the middle of the open slot on the right side of the nail nipping frame, the tension spring holes are symmetrically formed in two sides of the inner wall of the open slot on the right side of the nail nipping frame, the movable clamping plates on two sides are symmetrically installed in the tension spring holes in a sliding fit mode, and the second spring is fixedly installed at the top end of the movable clamping plate installed in the tension spring holes;

the middle part of an open slot of the nail lifting frame is provided with a square plate-shaped fixed clamping plate, the fixed clamping plate is provided with semi-circular arc-shaped bearing openings at equal intervals towards the opening direction of the nail lifting frame, and the radius distance of a single cement nail is arranged between the bearing openings and the movable clamping plates on two sides.

As a preferred technical scheme, the movable clamping plate comprises a movable clamping plate, a fourth tension spring and a limiting rod, the top ends of two symmetrically-installed movable clamping plates are symmetrically hinged to the movable clamping plate through hinges, the hinges are arranged at the top ends of the hinged parts of the movable clamping plate and the movable clamping plate, the limiting rod is arranged at the bottom end of the hinged part of the movable clamping plate and the movable clamping plate, the fourth tension spring is arranged at the bottom end of the hinged part of the movable clamping plate and the movable clamping plate, and the movable clamping plate is obliquely hinged to the top end of the movable clamping plate through the limiting rod.

As a preferred technical scheme of the invention, the top end of the movable buckle plate is provided with an inclined plane, and the middle part of the inclined plane of the movable buckle plate is provided with a sunken supporting groove.

As a preferred technical scheme of the invention, two symmetrically-installed V-shaped guide edges are symmetrically arranged at the top ends of the movable clamping plates and face the opening direction of the nail nipping frame.

As a preferable technical scheme of the invention, the bottom end of the lifting frame is provided with a horizontally fixed cross frame, the right side wall of the cross frame is provided with a second sliding groove, the nail lifting frames are provided with a plurality of nail lifting frames, and the nail lifting frames are arranged in the second sliding grooves of the cross frame in a sliding fit manner.

Compared with the prior art, the invention has the beneficial effects that:

firstly, the invention installs the nail pulling device on the top of the building template, the compressing device is installed on the bottom of the template, the nail pulling device moves on the building template through the walking wheel device, so that the nail pulling device can move on the building template and adjust the working position, so that the nail pulling device can move on the building template to the cement nail position to carry out nail pulling operation on the cement nail, the right end of the nail pulling device is provided with a lifting frame which can extend and descend, the bottom end of the lifting frame is provided with a nail pulling frame, the walking wheel walks on the building template, the open slot of the nail pulling frame is pushed to be clamped into the conical surface of the head of the cement nail to carry out nail pulling operation on the cement nail, in the nail pulling process, the nail pulling device is prevented from being stressed unevenly and inclined and falling, the invention arranges the telescopic shaft barrel on the compressing device, the telescopic shaft barrel can axially and freely extend and retract according to the movement of the nail pulling device on, the axial extension of the telescopic shaft cylinder does not generate any movement interference to the movement of the nail nipping device on the building template, and the left end of the nail nipping device is clamped and fixed by the telescopic shaft cylinder, so that the nail nipping device is clamped on the building template and fixed, the firmness of the nail nipping device in the nail nipping process is improved,

two, this discovery is provided with the crane that can stretch and descend through the right-hand member at nail pulling device, the crane passes through the sliding fit mode and installs on the tiger's mouth of skid right side end, make the crane at the right-hand member vertical lift of nail pulling device, carry out the nail pulling operation to the cement nail of card income on nail pulling frame, vertical lift through the crane, pull up the cement nail along the axial of cement nail on building templates, pull up along the axial to the cement nail, the cement nail does not produce when pulling up and controls and rocks, the atress is even when the cement nail is pulled up, reduce the building templates with the cement nail contact and to the frictional force that produces when the cement nail is pulled up, the efficiency that the cement nail was pulled out is improved.

Thirdly, two racks are symmetrically arranged at the left end of the lifting frame, one rack is meshed with the ratchet wheel, the other rack is connected with the bevel gear, the bevel gear is hinged with the compacting plate through a bevel gear support rod, so that the compacting plate swings once, the bevel gear drives the lifting frame to rise upwards by a certain height, the nail pulling frame at the bottom end of the lifting frame pulls the cement nails upwards by a corresponding height from the top end of the building template, the lifting frame pulls the cement nails up and forms self-locking through the matching of the ratchet wheel and the pawl, the cement nails are pulled up by the lifting frame and supported, the cement nails are prevented from falling downwards, the nail pulling frame at the top end of the lifting frame is always contacted with the conical surface of the head part of the cement nails in the nail pulling process through supporting the cement nails, the nail pulling hammer is prevented from falling down again, the originally lifted nail pulling frame is pulled upwards by a certain height again, and the nail pulling frame scratches the surface of the straight rod in the middle part of the cement, the protection to the cement nail in-process is improved, the secondary utilization ratio to the cement nail is improved.

Fourthly, an open slot with a U-shaped structure is arranged at the right side end of the nail pulling frame, two movable clamping plates are symmetrically arranged and arranged in the middle of the open slot at the right side of the nail pulling frame, the two movable clamping plates are pushed by a second spring to enable the two movable clamping plates to horizontally slide left and right in the open slot of the nail pulling frame, and are pushed by the second spring to enable the movable clamping plates to automatically abdicate according to the diameter of the cement nails, so that the two movable clamping plates can be freely adjusted according to the diameter of the cement nails and clamp and fix the cement nails to the middle of the open slot, a square plate-shaped fixed clamping plate is arranged in the middle of the open slot of the nail pulling frame, semi-circular arc-shaped bearing ports are arranged at equal intervals in the opening direction of the nail pulling frame on the fixed clamping plates, the radius distance of a single cement nail is arranged between the bearing ports and the movable clamping plates at the two sides, and the traveling vehicle moves at the top, the cement nail after being dialled out pushes the cement nail to in the bearing mouth through frictional force, because the radius distance that is provided with single cement nail between the activity grip block of bearing mouth and both sides, the circular arc concave surface bearing cement nail of additional bearing mouth makes the bearing mouth not influence the motion of two activity grip blocks at the in-process of bearing cement nail, is convenient for collect the cement nail after pulling out, improves the artifical operation simplicity of pulling out the nail.

The movable pinch plates are symmetrically hinged to the top ends of the two symmetrically-installed movable clamping plates through hinges, the movable pinch plates are pulled through the fourth tension springs, the movable pinch plates are inclined downwards at the top ends of the movable clamping plates, the top ends of the movable pinch plates are always tightly attached to the top end of the building template in the process that the nail puller moves forwards, and the nail puller can conveniently extend into the conical surface of the head of the cement nail to clamp and pull the cement nail.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a flow chart of a method of the present invention for surface treatment after removal of a building panel;

FIG. 2 is a schematic view of a front view of the surface treatment apparatus mounted on a building panel after the building panel has been removed in accordance with the present invention;

FIG. 3 is a schematic perspective view of the first surface treatment device after the building form is removed according to the present invention;

FIG. 4 is a schematic perspective view of the surface treatment apparatus of the present invention after the building form is removed;

FIG. 5 is a schematic three-dimensional view of the surface treatment apparatus after the building form has been removed;

FIG. 6 is a schematic view of the connection between the umbrella-shaped teeth and the rack on the lifting frame;

FIG. 7 is a schematic cross-sectional view of the telescopic shaft of the present invention;

FIG. 8 is a schematic view of a partial structure of the nail nipping frame of the present invention mounted on the cross frame;

FIG. 9 is a schematic structural view of the movable buckle plate of the present invention disposed in the slot of the nail puller;

FIG. 10 is an enlarged partial view taken at A of FIG. 9 in accordance with the teachings of the present invention;

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described below by combining with the specific drawings, and it is to be noted that the embodiments and the features in the embodiments can be combined with each other in the application without conflict.

Referring to fig. 1-10, there is shown a schematic overall structure of a surface treatment method after demolition of a building form,

a surface treatment method after a building template is dismantled is used for nailing cement nails on a used building template, and is completed by matching a surface treatment device after the building template is dismantled, wherein the surface treatment device after the building template is dismantled comprises a nailing device 1 and a pressing device 2, the nailing device 1 is installed at the top end of the building template, the nailing device 1 is positioned at the top end of the building template in the nailing direction of the cement nails, the pressing device 2 is installed at the bottom end of the template, and when the nailing device 1 nails the cement nails on the building template, the nailing device 1 is clamped on the building template through the pressing device 2;

the nail pulling device 1 comprises a walking vehicle chassis 101, walking wheels 102 are symmetrically arranged at the bottom end of the walking vehicle chassis 101, a vehicle body support plate 103 standing upright on the top end of the walking vehicle chassis 101 is arranged at the top end of the walking vehicle chassis 101, a motor 105 is fixedly installed at the top end of the vehicle body support plate 103, the motor 105 is fixedly installed at the top end of the vehicle body support plate 103 in a locking mode through a motor base 104, a sliding frame 118 is arranged at the right end of the vehicle body support plate 103, a lifting frame 116 is installed at the right end of the sliding frame 118 and stands upright on the top end of the walking vehicle chassis 101, sliding grooves 117 are symmetrically formed in the front side and the rear side of the lifting frame 116, the right side end of the sliding frame 118 is arranged in a tiger mouth shape, the sliding grooves 117 in the two sides of the lifting frame 116 are in sliding connection with the right side of the sliding frame 118, a nail pulling frame 123 fixed horizontally is, the clamping firmness for pulling the cement nail is improved,

according to the invention, the nail pulling device 1 is arranged at the top end of a building template, the pressing device 2 is arranged at the bottom end of the template, the nail pulling device 1 moves on the building template through the travelling wheel 102 device, so that the nail pulling device 1 can move and adjust the working position on the building template, the nail pulling device 1 can move to the position of a cement nail on the building template to carry out nail pulling operation on the cement nail, the right end of the nail pulling device 1 is provided with the lifting frame 116 capable of extending and descending, the bottom end of the lifting frame 116 is provided with the nail pulling frame 123, the travelling wheel 102 travels on the building template, and the open slot of the nail pulling frame 123 is pushed to be clamped into the conical surface of the head of the cement nail to carry out nail pulling operation on the cement nail.

Wherein, this discovery is provided with the crane 116 that can stretch and descend through the right-hand member at nail nipping device 1, crane 116 installs on the tiger's mouth of skid 118 right side end through the sliding fit mode, make crane 116 at the right-hand member vertical lift of nail nipping device 1, carry out the nail nipping operation to the cement nail of card income on nail nipping frame 123, vertical lift through crane 116, pull up the cement nail along the axial of cement nail on building templates, pull up through pulling up the cement nail along the axial, the cement nail is rocking about not producing when pulling up, the atress is even when the cement nail is pulled up, reduce the building templates with the cement nail contact and to the frictional force that produces when the cement nail is pulled up, the efficiency of cement nail pulling out is improved.

Two racks 127 are symmetrically arranged at the left end of the lifting frame 116, through-going abdicating holes 1181 are arranged in the middle parts of the two sides of the sliding frame 118 and positioned on the two racks 127, a ratchet wheel 122 is arranged at the front end of the vehicle body support plate 103 through a bearing, the ratchet wheel 122 penetrates through the abdicating holes 1181 of the sliding frame 118 to be meshed and connected with the racks 127 at one side of the lifting frame 116, a pawl base 119 is arranged at the front end of the vehicle body support plate 103 close to the ratchet wheel 122, a pawl 121 is hinged on the pawl base 119, the top end of the pawl 121 is embedded in the ratchet wheel 122, a second tension spring 120 is arranged in the middle part of the pawl 121 embedded in the ratchet wheel 122, the bottom end of the second tension spring 120 is fixed on the pawl;

an output shaft extends from the motor 105 to the rear end of the vehicle body support plate 103, a crank 106 is fixedly mounted at the top end of the output shaft of the motor 105, a raised pin rod is arranged on the rear end surface of the crank 106, a slide rod 108 is mounted at the rear end of the vehicle body support plate 103 in a sliding fit manner, a crank sleeve 107 is arranged at the top end of the slide rod 108, a through slide hole is formed in the middle of the crank sleeve 107, the crank sleeve 107 is mounted on the pin rod of the crank 106 in a sliding fit manner, and a nail lifting hammer 109 in a hemispherical structure is arranged at the bottom end of the slide rod;

a pressing plate 110 is arranged below the claw hammer 109, the middle part of the pressing plate 110 is fixed at the rear end of the vehicle body support plate 103 through a rotating shaft 112, a bevel-shaped tooth support rod 113 is hinged at the bottom end of the pressing plate 110, bevel-shaped teeth 111 are arranged at the bottom end of the bevel-shaped tooth support rod 113, and the bevel-shaped teeth 111 penetrate through an abdicating hole 1181 of the sliding rack 118 and are meshed with a rack 127 at the other side of the lifting rack 116;

a supporting block 1141 is arranged at the hinged position of the bottom end of the pressing plate 110 and the umbrella-shaped tooth support rod 113, the limiting block 1141 is positioned below the hinged position of the pressing plate 110 and the umbrella-shaped tooth support rod 113, a tension spring 114 is arranged in the middle of the bottom end of the pressing plate 110, and the bottom end of the tension spring 114 is fixed on a tension spring base 115;

wherein, when the bottom end of the pressure plate 110 swings upwards through the limit block 1141, the pressing plate 110 is hinged with the umbrella-shaped tooth support rod 113 through the limiting block 1141 so that the pressing plate 110 and the umbrella-shaped tooth support rod 113 form a straight rod, the lifting frame 116 is lifted upwards through the umbrella-shaped teeth 111, after the lifting frame 116 is lifted upwards, the lifting frame 116 lifted upwards is self-locked by the cooperation of the ratchet wheel 122 and the pawl 121, and the cement nails are supported by the nail lifting frame 123 at the bottom end of the lifting frame 116, so that the cement nails are prevented from falling downwards, through hinging, when the bottom end of the compression plate 110 swings downwards, the connection part of the compression plate 110 and the umbrella-shaped tooth support rod 113 is bent, the umbrella-shaped teeth 111 are separated from the rack 127, the nail lifting hammer 109 is hammered again, the originally lifted nail lifting frame 123 can be hammered upwards for one height again, and the cement nails can be pulled out of the building template through multiple times of hammering.

Wherein, the invention is provided with two racks 127 on the left end of the lifting frame 116 symmetrically, one rack 127 is meshed with the ratchet wheel 122, the other rack 127 is connected with the umbrella-shaped teeth 111, the umbrella-shaped teeth 111 are hinged with the compacting plate 110 through the umbrella-shaped teeth 111 support rod, so that the umbrella-shaped teeth 111 stir the lifting frame 116 to lift a certain height upwards every time the compacting plate 110 swings, the nail lifting frame 123 at the bottom end of the lifting frame 116 lifts the cement nail from the top end of the building template to a corresponding height, the lifting frame 116 lifts the cement nail and forms self-locking through the matching of the ratchet wheel 122 and the pawl 121, so that the lifting frame 116 lifts the cement nail and supports the cement nail, thereby preventing the cement nail from falling downwards, and the nail lifting frame 123 at the top end of the lifting frame 116 is always contacted with the conical surface of the head of the cement nail in the nail lifting process, thereby preventing the nail hammer 109 from falling again, the nail nipping frame 123 that will rise originally is a height of nipping upwards once more, and the nail nipping frame 123 causes the fish tail to the straight-bar surface at cement nail middle part, improves the protection to the cement nail nipping in-process, improves the reutilization rate to the cement nail.

s1, device installation: installing a nail nipping device 1 at the top end of a building template, wherein the nail nipping device 1 is positioned at the top end of the building template in the nail nipping direction of a cement nail, a pressing device 2 is installed at the bottom end of the template, and the left end of the nail nipping device 1 clamps the nail nipping device 1 on the building template through the pressing device 2;

s2, moving the device: moving the nail nipping device 1 installed at the top end of the building template in the step S1, crawling at the top end of the building template through the travelling wheels 102, and moving the nail nipping device 1 to the position of a cement nail of the building template;

s3, nail pulling preparation: preparing for removing the nails of the nail removing device 1 moved to the cement nail position in the step S2, moving the walking wheels 102, inserting the nail removing frame 123 on the conical surface of the head of the cement nail, and enabling the nail removing frame 123 to lift the cement nail;

s4, removing nails by the device: performing a nail nipping operation on the nail nipping frame 123 inserted into the head of the cement nail in the step S3, driving the nail nipping hammer 109 to perform reciprocating lifting motion through the motor 105, hammering the downward pressing plate 110 when the nail nipping hammer 109 falls downward, prying the downward umbrella-shaped teeth 111 through the rotating shaft 112 by the pressing plate 110, engaging the umbrella-shaped teeth 111 with the rack 127 of the lifting frame 116 to push the nail nipping frame 123 to lift upward, and performing the nail nipping operation on the cement nail on the building template;

s5, intermittent nail nipping: in step S4, after the umbrella-shaped teeth 111 push the nail lifting frame 123 to lift upwards, the nail hammer 109 lifts, the lifting height of the lifting frame 116 is self-locked by the engagement of the ratchet wheel 122 and the pawl 121, the nail hammer 109 drops again, the originally lifted nail lifting frame 123 is nailed upwards by one height again, and the hammer drops repeatedly until the cement nails are pulled out of the building template.

S6, return preparation: for step S5, the nail puller 123 that has pulled out the cement nails from the building template is returned to the bottom of the nail puller 1 for the next nail pulling, and the lifting frame 116 is lowered by manually pulling the pawl 121 to separate from the ratchet 122, so that the nail puller 123 is returned to the bottom of the nail puller 1, thereby completing the removal of the cement nails from the building template.

The pressing device 2 comprises a bottom clamping plate 201, a sliding base 202, a sliding hole 203, a sliding block 204, a telescopic shaft 205, an adjusting screw 206 and a telescopic shaft cylinder 207, wherein the bottom clamping plate 201 is arranged at the bottom end of the building template, the sliding base 202 is arranged at one end of the bottom clamping plate 201, the through sliding hole 203 is formed in the middle of the sliding base 202, a long hole which is vertically arranged at the top end of the building template is formed in the middle of the sliding hole 1203 of the sliding base 202, the sliding block 204 is embedded into the sliding hole 1203 in the middle of the sliding base 202 in a sliding fit mode, a through threaded hole is formed in the middle of the top end of the sliding base 202, the adjusting screw 206 is connected in the threaded hole at the top end of the sliding base 202, the bottom end of the adjusting screw 206 penetrates through the threaded hole of the sliding base 202 and extends into the sliding hole 203, the bottom end of the adjusting screw 206 which extends into the sliding hole 203 is clamped with the sliding block, the left end of walking car chassis 101 is provided with tail connecting hole 124, and the top of telescopic shaft 205 is fixed in the tail connecting hole 124 of walking car chassis 101 left end through the screw-thread fit mode for telescopic shaft 205 and tail connecting hole 124 firm in connection and but quick separation improve the operation room ease of connecting.

Wherein, the invention installs the nail pulling device 1 on the top of the building template, the hold-down device 2 is installed on the bottom of the template, the nail pulling device 1 moves on the building template through the walking wheel 102 device, so that the nail pulling device 1 can move and adjust the working position on the building template, the nail pulling device 1 can move to the cement nail position on the building template to carry out the nail pulling operation on the cement nail, the right end of the nail pulling device 1 is provided with the telescopic lifting frame 116, the bottom end of the lifting frame 116 is provided with the nail pulling frame 123, the walking on the building template through the walking wheel 102 pushes the open slot of the nail pulling frame 123 to be clamped into the conical surface of the cement nail head to carry out the nail pulling operation, in the nail pulling process, the uneven stress and the oblique and the falling of the nail pulling device 1 are avoided, the invention arranges the telescopic shaft cylinder 207 on the hold-down device 2, the telescopic shaft cylinder 207 can freely extend and retract axially according to the movement of the nail pulling device 1 on the top of the building template, the axial extension of the telescopic shaft cylinder 207 does not generate any movement interference to the movement of the nail nipping device 1 on the building template, and the left end of the nail nipping device 1 is clamped and fixed through the telescopic shaft cylinder 207, so that the nail nipping device 1 is clamped on the building template and fixed, the firmness of the nail nipping device 1 in the nail nipping process is improved,

the nail pulling frame 123 comprises a movable clamping plate 1231, a fixed clamping plate 1232, a bearing opening 1233, a second spring 1234 and a tension spring hole 1235, the right side end of the nail pulling frame 123 is provided with an open slot with a U-shaped structure, the middle part of the open slot at the right side of the nail pulling frame 123 is symmetrically provided with two movable clamping plates 1231, the two sides of the inner wall of the open slot at the right side of the nail pulling frame 123 are symmetrically provided with tension spring holes 1235, the movable clamping plates 1231 at the two sides are symmetrically arranged in the tension spring holes 1235 in a sliding fit manner, and the top end of the movable clamping plate 1231 arranged in the tension spring holes 1235 is fixedly;

the middle of the opening groove of the nail pulling frame 123 is provided with a fixed clamping plate 1232 in a square plate shape, the fixed clamping plate 1232 is provided with semi-arc bearing openings 1233 at equal intervals towards the opening direction of the nail pulling frame 123, and the radius distance of a single cement nail is arranged between the bearing openings 1233 and the movable clamping plates 1231 on the two sides.

Wherein, the right side end of the nail pulling frame 123 of the invention is provided with an open slot with a U-shaped structure, the middle part of the open slot at the right side of the nail pulling frame 123 is symmetrically provided with two movable clamping plates 1231, the two movable clamping plates 1231 can horizontally slide left and right in the open slot of the nail pulling frame 123 under the pushing of a second spring 1234, and the two movable clamping plates 1231 can automatically yield according to the diameter of the cement nail under the pushing of the spring, so that the two movable clamping plates 1231 can be freely adjusted according to the diameter of the cement nail, and the cement nail is clamped and fixed to the middle part of the open slot, the invention is provided with a square plate-shaped fixed clamping plate at the middle part of the open slot of the nail pulling frame 123, the fixed clamping plate is provided with semi-circular arc-shaped bearing ports 1233 at equal intervals towards the opening direction of the nail pulling frame 123, and the radius distance of a single cement nail is arranged between the bearing ports 1233 and the movable clamping plates, move on building templates's top through the walking vehicle, the cement nail after being dialled out pushes the cement nail in bearing mouth 1233 through frictional force, because the radius distance that is provided with single cement nail between the activity grip block 1231 of bearing mouth 1233 and both sides, the circular arc concave surface bearing cement nail of plus bearing mouth 1233, the in-process that makes bearing mouth 1233 bearing cement nail does not influence the motion of two activity grip blocks 1231, be convenient for collect the cement nail after pulling out, improve the artifical operation simplicity who pulls out the nail.

The activity grip block 1231 includes movable buckle 1236, fourth extension spring 1238, gag lever post 1239, the activity grip block 1231 top of two symmetry installations articulates through articulated symmetry has movable buckle 1236, the hinge sets up on the top of the articulated department of activity buckle 1236 and activity grip block 1231, the articulated department bottom of activity buckle 1236 and activity grip block 1231 is provided with gag lever post 1239, fourth extension spring 1238 is installed to the articulated department bottom of activity buckle 1236 and activity grip block 1231, activity buckle 1236 articulates in the top of activity grip block 1231 through gag lever post 1239 slope.

Wherein, the movable pinch plates 1236 are symmetrically hinged at the top ends of two symmetrically-installed movable clamping plates 1231 through hinges, the movable pinch plates 1236 are pulled through a fourth tension spring, so that the movable pinch plates 1236 are inclined downwards at the top ends of the movable clamping plates 1231, the top ends of the movable pinch plates 1236 are always tightly attached to the top end of the building template in the forward moving process of the nail puller 123, the nail puller 123 can conveniently stretch into the conical surface of the head part of the cement nail to clamp and pull the cement nail,

the top of the movable buckle 1236 is provided with an inclined plane, and the middle part of the inclined plane of the movable buckle 1236 is provided with a concave bearing groove 1237.

The top end of the movable buckle plate 1236 is provided with the inclined plane, the middle part of the inclined plane of the movable buckle plate 1236 is provided with the sunken bearing groove 1237, the conical surface of the cement nail head is supported by the bearing groove 1237 through the attachment of the bearing groove 1237 and the conical surface of the cement nail head, the bearing firmness of the cement nail head is improved, the cement nail head is prevented from sliding off from the top end of the movable buckle plate 1236, and the clamping firmness of the cement nail head is improved.

The top of the movable clamping plate 1231 of two symmetrical installations just sets up the leading edge of V-arrangement structure towards the opening direction symmetry in nail nipping frame 123, and the chassis 101 of the walking vehicle of being convenient for leads through the leading edge at the in-process that moves forward, promotes the movable clamping plate 1231 of two symmetrical installations and steps down, makes the movable clamping plate 1231 of two symmetrical installations press from both sides tightly fixedly through the promotion of second spring 1234 to the cement nail head.

The bottom of crane 116 is provided with and is horizontal fixed crossbearer 125, second spout 126 has been seted up to the right side wall of crossbearer 125, nail puller 123 is equipped with a plurality ofly altogether, a plurality of nail pullers 123 are installed in the second spout 126 of crossbearer 125 through sliding fit, through crossbearer 125, but make a plurality of nail pullers 123 horizontal slip in the second spout 126 of crossbearer 125, nail puller 123 through horizontal slip adjusts the uncertain cement nail position in the place ahead, be convenient for the accurate centre gripping of nail pullers 123 and install the cement nail on building templates, two adjacent nail pullers 123 are pulled through artifical manual stirring in the position on crossbearer 125, make two adjacent nail pullers 123 produce relative movement, be convenient for carry out accurate centre gripping according to the cement nail on the building templates.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a building templates demolishs back surface treatment method, carries out the nail nipping to the cement nail on the used building templates, and this building templates demolishs back surface treatment method adopts a building templates demolishs back surface treatment device cooperation to accomplish, and this building templates demolishs back surface treatment device and includes nail nipping device, closing device, its characterized in that: the nail nipping device is arranged at the top end of the building template, the nail nipping device is positioned at the top end of the building template in the nail nipping direction of the cement nails, the pressing device is arranged at the bottom end of the template, and when the nail nipping device performs nail nipping operation on the cement nails on the building template, the nail nipping device is clamped on the building template through the pressing device;

s5, intermittent nail nipping: in the step S4, after the umbrella-shaped teeth push the nail pulling frame to lift upwards, the nail pulling hammer lifts, the lifting height of the lifting frame is self-locked through the engagement of the ratchet wheel and the pawl, the nail pulling hammer drops the hammer again, the originally lifted nail pulling frame is pulled upwards by one height again, and the hammer drops repeatedly until the cement nails are pulled out of the building template;

2. The method for surface treatment of a demolished building template according to claim 1, wherein: the pressing device comprises a bottom clamping plate, a sliding base, a sliding hole, a sliding block, a telescopic shaft, an adjusting screw rod and a telescopic shaft cylinder, wherein the bottom clamping plate is arranged at the bottom end of the building template, the sliding base is arranged at one end of the bottom clamping plate, a through sliding hole is formed in the middle of the sliding base, the sliding hole is a long hole which is vertically arranged at the top end of the building template in the middle of the sliding base, the sliding hole in the middle of the sliding base is embedded with the sliding block in a sliding fit mode, a through threaded hole is formed in the middle of the top end of the sliding base, the adjusting screw rod is connected in the threaded hole in the top end of the sliding base, the bottom end of the adjusting screw rod penetrates through the threaded hole of the sliding base and extends into the sliding hole, the bottom end of the adjusting screw rod extending into the sliding hole is connected with the sliding block in a clamping manner, the, the left end of walking vehicle chassis is provided with the tail connecting hole, the top of telescopic shaft is fixed in the walking vehicle chassis left end through the screw-thread fit mode.

3. The method for surface treatment of a demolished building template according to claim 1, wherein: the nail pulling frame comprises a movable clamping plate, a fixed clamping plate, a bearing port, a second spring and a tension spring hole, an open slot with a U-shaped structure is formed in the right side end of the nail pulling frame, two movable clamping plates are symmetrically installed in the middle of the open slot on the right side of the nail pulling frame, the tension spring hole is symmetrically formed in two sides of the inner wall of the open slot on the right side of the nail pulling frame, the movable clamping plates on two sides are symmetrically installed in the tension spring hole in a sliding fit mode, and the second spring is fixedly installed at the top end of the movable clamping plate installed in the tension spring hole;

4. The method for surface treatment of a demolished building template according to claim 3, wherein: the movable clamping plate comprises a movable clamping plate, a fourth tension spring and a limiting rod, the two clamping plates are symmetrically arranged, the top end of the movable clamping plate is hinged to the movable clamping plate through hinged symmetry, a hinge is arranged at the top end of the hinged position of the movable clamping plate and the movable clamping plate, the limiting rod is arranged at the bottom end of the hinged position of the movable clamping plate and the movable clamping plate, the fourth tension spring is arranged at the bottom end of the hinged position of the movable clamping plate and the movable clamping plate, and the movable clamping plate is obliquely hinged to the top end of the movable clamping plate through the limiting rod.

5. The method for surface treatment of a demolished building template according to claim 4, wherein: the top of the movable buckle plate is provided with an inclined plane, and the middle part of the inclined plane of the movable buckle plate is provided with a sunken bearing groove.

6. The method for surface treatment of a demolished building template according to claim 4, wherein: two symmetrically-installed guide edges of a V-shaped structure are symmetrically arranged at the top end of the movable clamping plate and towards the opening direction of the nail nipping frame.

7. The method for surface treatment of a demolished building template according to claim 1, wherein: the bottom of crane is provided with and is the horizontally fixable's crossbearer, the second spout has been seted up to the right side wall of crossbearer, it is equipped with a plurality ofly altogether to play the nail frame, and is a plurality of it installs in the second spout of crossbearer through sliding fit mode to play the nail frame.