CN217777401U

CN217777401U - Joint cutting device for concrete construction

Info

Publication number: CN217777401U
Application number: CN202221061507.4U
Authority: CN
Inventors: 任继鹏; 蔡红兵; 吴奎东; 赵小平
Original assignee: Xinjiang Zhonghe Xinmao Building Materials Co ltd
Current assignee: Xinjiang Zhonghe Xinmao Building Materials Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-11-11
Anticipated expiration: 2032-04-29

Abstract

The application provides a concrete construction joint-cutting device relates to concrete joint-cutting equipment technical field, including adjusting dark subassembly and cutting assembly. The depth-adjusting component comprises a trolley, a mounting plate, a rail piece, an electric wheel and a shield, and the cutting component comprises a driving piece, a cutting piece, an eccentric piece and a propping piece. This application utilizes the eccentric wheel and pushes away the dish, presss from both sides tight fixed cutting piece from both sides with the mounting disc of motor from both sides together, the simple operation to, because mounting panel one end is articulated, and another limit adjusts the deflection of mounting panel through adjusting motor, gear and rack, to the regulation of cutting piece more firm and adopt the electric power energy like this, reduced the volume of whole device and the reliance to external equipment on the whole.

Description

Joint cutting device for concrete construction

Technical Field

The application relates to the technical field of concrete joint cutting equipment, in particular to a concrete construction joint cutting device.

Background

Concrete need be in surface cutting department expansion joint after pouring the shaping, and current cutting equipment can not carry out depth of cut's regulation at any time when the cutting for equipment need carry out the change of blade when the demand to the different degree of depth, and the step that the blade was changed is loaded down with trivial details, has caused direct influence to the efficiency that the seam was handled.

To this end, chinese patent application No. CN202022512996.8 discloses an aerated concrete panel joint cutting device, this scheme is mainly through the setting of location cylinder, utilize mutually supporting between bearing housing and the bearing rod, can cross when the right-hand member at the rotating electrical machines output shaft is installed to the blade body, let the output shaft of location cylinder can be in the same place bearing housing and bearing rod installation, make the blade body in the in-process of carrying out joint cutting processing, through the balanced support mode of its left and right sides face, let its more stable of operation, thereby the practicality of this joint cutting device has been improved, through the setting of pneumatic cylinder, can raise the effect when opening through the pneumatic cylinder, let the output shaft of pneumatic cylinder directly or reduce the height of protecting box, make the blade body can carry out direct adjustment to the degree of depth of concrete panel cutting, the processing of the device to the different degree of depth has been made things convenient for, thereby the suitability of this joint cutting device has been improved.

However, in the process of implementing the technical solution in the embodiment of the present application, the inventors of the present application find that the above-mentioned technology has at least the following technical problems:

1. the positioning cylinder needs an air pump or air source equipment, and is generally connected to the cutting equipment through an air pipe by central air supply equipment arranged in other areas, so that the equipment cost is increased;

2. the cutting depth adjustment of cutting piece needs the combined action of four pneumatic cylinders, and every pneumatic cylinder all need have sufficient stability, stability when just can guarantee the cutting to need extra hydraulic pressure fuel feeding equipment, whole volume is too big, and equipment cost is higher.

SUMMERY OF THE UTILITY MODEL

In order to overcome the existing deficiency, the embodiment of the application provides a concrete construction joint cutting device, and it can solve above-mentioned cutting device and rely on the external equipment big, the higher problem of equipment cost.

The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows: a concrete construction joint cutting device comprises a depth adjusting assembly and a cutting assembly.

The depth-adjusting assembly comprises a trolley, a mounting plate, a track piece, electric wheels and a protective cover, one end of the mounting plate is hinged to the trolley, the other end of the mounting plate is fixedly connected with the electric wheels, the track piece is fixedly connected with the trolley, the electric wheels are movably connected with the track piece, the protective cover is hinged to the trolley, the protective cover is detachably connected with the track piece, the cutting assembly comprises a driving piece, a cutting piece, an eccentric piece and a supporting piece, the driving piece is fixedly connected with the mounting plate, the cutting piece is in pin joint with the driving piece, the eccentric piece is fixedly connected with the mounting plate, the supporting piece is in movable connection with the eccentric piece, and the supporting piece is in movable connection with the cutting piece.

In a specific embodiment, the trolley comprises a trolley body, wheels and a push handle, wherein the wheels are rotatably connected with the trolley body, and the push handle is fixedly connected with the trolley body.

In a specific embodiment, the rail member includes a half cover, a rack, a slide rail and a butterfly screw, the half cover is fixedly connected with the vehicle body, the rack and the slide rail are both fixedly connected with the inner wall of the half cover, and the butterfly screw movably penetrates through the protective cover and is in threaded connection with the half cover.

In a specific implementation scheme, the electric wheel comprises a sliding seat, an adjusting motor and a gear, the sliding seat is connected with the sliding rail in a sliding mode, the adjusting motor is fixedly connected with the sliding seat, the gear is connected with the sliding seat in a rotating mode, the gear is connected with an output shaft of the adjusting motor in a power mode, and the gear is meshed with the rack.

In a specific implementation scheme, the electric wheel further comprises a worm wheel and a worm, the worm is rotatably connected with the sliding seat, the worm is fixedly connected with the output end of the adjusting motor, the worm wheel is fixedly connected with the gear, and the worm is meshed with the worm wheel.

In a specific embodiment, the driving member comprises a main motor and a mounting plate, the main motor is fixedly connected with the mounting plate, and the mounting plate is in pin joint with the cutting blade.

In a specific embodiment, the eccentric member includes a sliding sleeve, a rotating shaft and an eccentric wheel, the sliding sleeve is fixedly connected with the mounting plate, the rotating shaft is rotatably connected with the sliding sleeve, and the eccentric wheel is fixedly connected with the rotating shaft.

In a specific implementation scheme, the eccentric part further comprises a shifting lever and a limiting block, the shifting lever is hinged to the rotating shaft, the limiting block is fixedly connected with the sliding sleeve, and the shifting lever movably abuts against the limiting block.

In a specific implementation scheme, the abutting piece comprises a sliding rod, a thrust bearing and a pushing disc, the sliding rod is connected with the sliding sleeve in a sliding mode, the pushing disc and the thrust bearing are both movably connected with the sliding rod, and the pushing disc movably abuts against the cutting disc.

In a specific embodiment, the abutting piece further comprises a screw, and the screw movably penetrates through the push disc and the thrust bearing to be screwed with the sliding rod.

The embodiment of the application has the advantages that:

1. because the eccentric wheel and the pushing disc are adopted, the cutting blade is clamped and fixed from two sides together with the mounting disc of the motor, the operation is convenient, an additional power device and energy are not needed, and the dependence on external equipment is reduced.

2. Because mounting panel one end is articulated, and the deflection of mounting panel is adjusted through adjusting motor, gear and rack to the other side, the regulation to the cutting blade is more firm and adopt the electric power energy like this, has reduced the reliance to external equipment.

Drawings

Fig. 1 is a schematic structural diagram of a concrete construction joint cutting device according to an embodiment of the present application;

fig. 2 is a schematic structural view of a connection relationship between a cutting blade and a driving member according to an embodiment of the present disclosure;

FIG. 3 is an enlarged view of a portion A of FIG. 1 according to an embodiment of the present disclosure;

fig. 4 is a schematic diagram of a partially enlarged structure at B in fig. 2 according to an embodiment of the present disclosure.

Description of the main reference numerals:

100-a depth-adjusting component; 110-a trolley; 111-a vehicle body; 112-a wheel; 113-a push handle; 120-a mounting plate; 130-a rail member; 131-half cover; 132-a rack; 133-a slide rail; 134-butterfly screw; 140-electric wheels; 141-a slide base; 142-a modulating motor; 143-gear; 144-a worm gear; 145-worm; 150-a shield; 200-a cutting assembly; 210-a driver; 211-main motor; 212-mounting plate; 220-cutting the slices; 230-an eccentric; 231-a sliding sleeve; 232-rotating shaft; 233-eccentric wheel; 234-a deflector rod; 235-a limiting block; 240-a resisting piece; 241-a slide bar; 242-a thrust bearing; 243-pushing disc; 244-screws.

Detailed Description

Technical scheme in the embodiment of this application relies on greatly to external equipment for solving above-mentioned cutting device, and equipment cost is higher problem, and the general thinking is as follows:

referring to fig. 1, a concrete construction joint cutting device includes a depth adjustment assembly 100 and a cutting assembly 200.

Wherein, the depth-adjusting assembly 100 can more firmly adjust the depth by using electric power, and the cutting assembly 200 fixes the cutting blade 220, thereby being convenient and fast, requiring no additional power device and energy source, and reducing the volume of the whole device and the dependence on external equipment on the whole.

Referring to fig. 1 to 4, the depth adjustment assembly 100 includes a trolley 110, a mounting plate 120, a track member 130, an electric wheel 140 and a shield 150, one end of the mounting plate 120 is hinged to the trolley 110, the other end of the mounting plate 120 is fixedly connected to the electric wheel 140, the track member 130 is fixedly connected to the trolley 110, the electric wheel 140 is movably connected to the track member 130, the shield 150 is hinged to the trolley 110, the shield 150 is detachably connected to the track member 130, the cutting assembly 200 includes a driving member 210, a cutting blade 220, an eccentric member 230 and a resisting member 240, the driving member 210 is fixedly connected to the mounting plate 120, the cutting blade 220 is pinned to the driving member 210, the eccentric member 230 is fixedly connected to the mounting plate 120, the resisting member 240 is movably connected to the eccentric member 230, and the resisting member 240 movably resists to the cutting blade 220. Insert cutting piece 220 on driving piece 210, it is rotatory to operate eccentric member 230 with the hand, thereby promote to support piece 240 from the another side and support tightly in cutting piece 220, cutting piece 220 is fixed from this, and convenient and fast, and need not extra power device, cover guard shield 150 afterwards, cut, electronic round 140 adopts electric drive to move along track spare 130, thereby make mounting panel 120 deflect, and then adjust the cutting depth of cutting piece 220, mounting panel 120 is articulated on one side, make whole cutting platform more stable, and only adopt the drive structure of an electric power, can adjust, equipment such as air pump or hydraulic pressure has been saved like this, the volume of whole device has generally been reduced and the reliance to external equipment.

Referring to fig. 1-2, the cart 110 includes a cart body 111, wheels 112 and a handle 113, the wheels 112 are rotatably connected to the cart body 111, and the handle 113 is fixedly connected to the cart body 111. The wheels 112 are provided with four wheels, and in order to be respectively positioned at four corners of the vehicle body 111, the pushing handle 113 is held by a hand, so that the trolley 110 is conveniently pushed to move and cut on the concrete.

Referring to fig. 2, the rail member 130 includes a half cover 131, a rack 132, a slide rail 133 and a thumb screw 134, the half cover 131 is fixedly connected to the vehicle body 111, the rack 132 and the slide rail 133 are both fixedly connected to an inner wall of the half cover 131, and the thumb screw 134 movably penetrates through the shield 150 and is screwed with the half cover 131. The half cover 131 and the shield 150 are fixed together by the thumb screws 134 to form a whole together, and the cutting blade 220 is covered inside, except that the arc half cover 131 has stronger structural strength for fixing the slide rail 133 and the rack 132, and the whole mounting plate 120 moving along the slide rail 133 and the rack 132 has more than one structure, the thumb screws 134 are also convenient to detach, and the shield 150 is convenient to open to maintain the cutting structure area.

Referring to fig. 1, 2 and 3, the electric wheel 140 includes a sliding seat 141, an adjusting motor 142 and a gear 143, the sliding seat 141 is slidably connected to the sliding rail 133, the adjusting motor 142 is fixedly connected to the sliding seat 141, the gear 143 is rotatably connected to the sliding seat 141, the gear 143 is in power connection with an output shaft of the adjusting motor 142, and the gear 143 is engaged with the rack 132. The adjusting motor 142 drives the gear 143 to roll along the rack 132, thereby adjusting the deflection angle of the mounting plate 120 and thus changing the cutting depth of the cutting blade 220, where the sliding base 141 slides along the sliding rail 133, providing stable support and position limitation.

Referring to fig. 3, the electric wheel 140 further includes a worm wheel 144 and a worm 145, the worm 145 is rotatably connected to the sliding base 141, the worm 145 is fixedly connected to an output end of the adjusting motor 142, the worm wheel 144 is fixedly connected to the gear 143, and the worm 145 is engaged with the worm wheel 144. The worm wheel 144 and the worm 145 are arranged to improve the torque, reduce the volume and the cost of the adjusting motor 142, and utilize the self-locking characteristic of the worm wheel 144 and the worm 145, after the adjusting motor 142 is powered off, the mounting plate 120 can be stopped at a specified angle.

Referring to fig. 4, the driving member 210 includes a main motor 211 and a mounting plate 212, the main motor 211 is fixedly connected to the mounting plate 120, and the mounting plate 212 is pinned to the cutting blade 220. The mounting disc 212 is a conventional mounting disc 212 with a bolt, the bolt is inserted into a positioning hole of the cutting blade 220 to play a role in supporting and positioning, and the cutting blade 220 can be completely fixed after the abutting piece 240 abuts against from the other side, so that the fixing is more convenient.

Referring to fig. 4, the eccentric member 230 includes a sliding sleeve 231, a rotating shaft 232 and an eccentric wheel 233, the sliding sleeve 231 is fixedly connected to the mounting plate 120, the rotating shaft 232 is rotatably connected to the sliding sleeve 231, and the eccentric wheel 233 is fixedly connected to the rotating shaft 232. The eccentric wheel 233 is driven to rotate manually, so that the abutting piece 240 can be pushed to abut against the cutting blade 220, and the structure is simple and easy to realize.

Referring to fig. 4, the eccentric member 230 further includes a shift lever 234 and a limiting block 235, the shift lever 234 is hinged to the rotating shaft 232, the limiting block 235 is fixedly connected to the sliding sleeve 231, and the shift lever 234 movably abuts against the limiting block 235. The shifting lever 234 is held by a hand to rotate the rotating shaft 232, when the abutting piece 240 is abutted by the eccentric wheel 233, the shifting lever 234 is abutted on the limiting block 235 to form a locking effect, and when unlocking is needed, the shifting lever 234 is lifted upwards to be away from the limiting block 235, so that the unlocking is very convenient.

With reference to fig. 4, the abutting member 240 includes a sliding rod 241, a thrust bearing 242 and a pushing disc 243, the sliding rod 241 is slidably connected to the sliding sleeve 231, the pushing disc 243 and the thrust bearing 242 are both movably connected to the sliding rod 241, and the pushing disc 243 is movably abutted against the cutting blade 220. The eccentric wheel 233 deflects to push the sliding bar 241 to move towards the cutting blade 220, and the pushing disc 243 is pressed against the cutting blade 220 through the thrust bearing 242, so that when the cutting blade 220 rotates, the thrust bearing 242 can rotate freely and maintain enough pressing force.

With reference to fig. 4, the tightening member 240 further includes a screw 244, and the screw 244 is movably inserted through the push plate 243 and the thrust bearing 242 to be screwed with the sliding rod 241. The push disc 243 and the thrust bearing 242 are fixed on the sliding rod 241 through the socket head cap screws 244, so that the mounting and the dismounting are very convenient, it is to be noted that the screws 244 are screwed and fixed with the sliding rod 241, meanwhile, the push disc 243 and the thrust bearing 242 are not fixed with the screws 244, but have a certain movement amount, when the cutting blade 220 is clamped and rotated, the heads of the screws 244 are suspended and do not contact with the push disc 243, the sliding rod 241 directly supports the push disc 243 on the cutting blade 220 through the thrust bearing 242, so that the screws 244 are not affected when the push disc 243 and the thrust bearing 242 rotate, and the self-centering effect is achieved, namely, after the rotation, the push disc 243 and the thrust bearing 242 radially move to automatically match the rotating axis of the main motor 211.

When this application uses:

the cutting blade 220 is inserted on the mounting disc 212, the deflector rod 234 is held by hand to rotate the rotating shaft 232, the eccentric wheel 233 is made to rotate, so that the sliding rod 241, the thrust bearing 242 and the pushing disc 243 are pushed to tightly abut against the cutting blade 220 from the other surface, therefore, the cutting blade 220 is fixed, the cutting blade 220 is convenient and quick, an additional power device is not needed, then the shield 150 is covered for cutting, the adjusting motor 142 moves along the rack 132 through the worm 145, the worm wheel 144 and the gear 143 in sequence, so that the mounting plate 120 deflects, the cutting depth of the cutting blade 220 is adjusted, one side of the mounting plate 120 is hinged, the whole cutting platform is more stable, only an electric driving structure is adopted for adjustment, and therefore, air pumps or hydraulic equipment and the like are omitted, and the size of the whole cutting device and the dependence on external equipment are reduced on the whole.

In conclusion, the present application uses the eccentric wheel 233 and the push plate 243 to clamp and fix the cutting blade 220 from both sides together with the mounting plate 212 of the motor 142, the operation is convenient, and since one end of the mounting plate 120 is hinged and the other end adjusts the deflection of the mounting plate 120 by adjusting the motor 142, the gear 143 and the rack 132, the adjustment of the cutting blade 220 is more stable and the power source is used, the volume of the whole device and the dependence on external equipment are reduced as a whole.

It should be noted that the specific model specifications of the wheel 112, the rack 132, the slide rail 133, the butterfly screw 134, the adjusting motor 142, the gear 143, the worm wheel 144, the worm 145, the main motor 211, the thrust bearing 242, the screw 244, and the cutting blade 220 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, and therefore, detailed description is omitted.

The supply of the regulating motor 142 and the main motor 211 and the principle thereof will be clear to a person skilled in the art and will not be described in detail here.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.

Claims

1. A concrete construction joint cutting device is characterized by comprising

The depth adjusting assembly comprises a trolley, a mounting plate, a track piece, electric wheels and a protective cover, wherein one end of the mounting plate is hinged with the trolley, the other end of the mounting plate is fixedly connected with the electric wheels, the track piece is fixedly connected with the trolley, the electric wheels are movably connected with the track piece, the protective cover is hinged with the trolley, and the protective cover is detachably connected with the track piece;

cutting assembly, including driving piece, cutting piece, eccentric member and support tight piece, the driving piece with mounting panel fixed connection, the cutting piece with the driving piece pin joint, the eccentric member with mounting panel fixed connection, support the piece with eccentric member swing joint, support tight piece activity support tightly in the cutting piece.

2. The concrete construction slitting device according to claim 1, wherein the carriage includes a carriage body, wheels and a push handle, the wheels are rotatably connected to the carriage body, and the push handle is fixedly connected to the carriage body.

3. The concrete construction joint cutting device according to claim 2, wherein the rail member includes a half cover, a rack, a slide rail and a thumb screw, the half cover is fixedly connected to the body, the rack and the slide rail are fixedly connected to the inner wall of the half cover, and the thumb screw movably penetrates the protective cover and is screwed to the half cover.

4. The concrete construction joint cutting device according to claim 3, wherein the electric wheel includes a sliding base, an adjusting motor and a gear, the sliding base is slidably connected with the sliding base, the adjusting motor is fixedly connected with the sliding base, the gear is rotatably connected with the sliding base, the gear is in power connection with an output shaft of the adjusting motor, and the gear is engaged with the rack.

5. The concrete construction slitting device according to claim 4, wherein the electric wheel further includes a worm wheel and a worm, the worm is rotatably connected to the sliding base, the worm is fixedly connected to an output end of the adjusting motor, the worm wheel is fixedly connected to the gear, and the worm is engaged with the worm wheel.

6. The concrete construction slitting device according to claim 5, wherein the driving member includes a main motor fixedly connected to the mounting plate and a mounting plate pinned to the cutting blade.

7. The concrete construction slitting device according to claim 6, wherein the eccentric member includes a sliding sleeve, a rotating shaft, and an eccentric wheel, the sliding sleeve is fixedly connected to the mounting plate, the rotating shaft is rotatably connected to the sliding sleeve, and the eccentric wheel is fixedly connected to the rotating shaft.

8. The concrete construction slitting device according to claim 7, wherein the eccentric member further includes a shift lever and a stopper, the shift lever is hinged to the rotating shaft, the stopper is fixedly connected to the sliding sleeve, and the shift lever is movably abutted against the stopper.

9. The concrete construction slitting device according to claim 8, wherein the abutting member includes a sliding rod, a thrust bearing, and a pushing disc, the sliding rod is slidably connected to the sliding sleeve, both the pushing disc and the thrust bearing are movably connected to the sliding rod, and the pushing disc movably abuts against the cutting blade.

10. The concrete construction slitting device according to claim 9, wherein the abutting member further includes a screw that is movably inserted through the thrust plate and the thrust bearing to be screwed with the sliding rod.