CN111946081A

CN111946081A - Dig wall telephone

Info

Publication number: CN111946081A
Application number: CN202010977843.2A
Authority: CN
Inventors: 胡双胜; 徐智超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2020-11-17

Abstract

The invention discloses a wall planer, which comprises a cutter assembly and a bracket consisting of a stand column and a cross beam, wherein the stand column is arranged on the cutter assembly; the upright post is provided with an up-and-down running mechanism which drives the cross beam to move up and down; the cutter assembly is arranged on the cross beam, and a left-right moving mechanism for driving the cutter to move left and right is arranged on the cross beam; the cutter is provided with a cutter feeding mechanism which moves back and forth; the top end of the upright post is provided with an upper supporting structure; the bottom of stand is provided with under bracing structure. The wall planer of the invention enables the props to carry out two-dimensional milling on the wall surface by the mechanism which drives the cutter to move vertically and horizontally; the flatness of the wall surface can be improved.

Description

Dig wall telephone

Technical Field

The invention relates to the field of building and decoration construction equipment, in particular to a wall planing machine.

Background

When the building construction or decoration construction, can handle the wall usually, the wall skin with the certain thickness of original wall is shoveled off to flatten the wall, so that carry out the fitment and the decoration of wall once more. At present, the work of shoveling original white powder is generally carried out manually, the manual work of shoveling the white powder wastes time and energy, a large amount of dust can be generated, the working noise is also large, and the wall surface is hardly shoveled manually.

Disclosure of Invention

The invention aims to provide the wall planing machine which has a novel and unique structure, is convenient to use and can mill off the wall skin and plane the wall surface quickly; the specific technical scheme is as follows:

a wall planer comprises a cutter assembly and a frame consisting of upright columns and cross beams; the upright post is provided with an up-and-down running mechanism which drives the cross beam to move up and down; the cutter assembly is arranged on the cross beam, and a left-right moving mechanism for driving the cutter to move left and right is arranged on the cross beam; the cutter assembly is provided with a cutter feeding mechanism which moves back and forth; the top and bottom of stand set up respectively and are used for with the stand fastening support is at the upper supporting structure and the under bracing structure between ground and the house top surface.

Furthermore, the number of the upright posts is two; the left and right sides are provided with a support, the lower end of the upright post is provided with a roller.

Furthermore, the upper supporting structure is a screw rod and is connected with a threaded hole at the top end of the upright post; the top end of the screw rod is provided with an anti-skidding structure formed by a plurality of bulges.

Further, the lower supporting structure is a height-adjustable footing or a jack.

Further, the up-down running mechanism comprises a sleeve nut, a lead screw and a synchronous transmission shaft; the screw rod is vertically arranged, and the sleeve nut is sleeved on the screw rod and fixedly connected with the cross beam; the lower end of the screw rod is provided with a conical gear, an output shaft of the vertical moving motor is provided with a driving conical gear, two ends of the synchronous transmission shaft are provided with conical gears, and the driving conical gear is matched with the conical gear at the lower end of the first screw rod to drive one end of the cross beam to move up and down; and the bevel gear at the lower end of the second screw rod is driven by the synchronous transmission shaft to enable the other end of the cross beam to synchronously move up and down.

Further, the cutter assembly is connected with a horizontal sliding rail fixed on the cross beam in a sliding mode through a sliding block; the transverse moving motor on the cutter assembly is matched with the rack through a gear to drive the cutter assembly to move left and right along the transverse beam.

Further, the cutter feeding mechanism comprises a cutter head seat, a base plate, a gear set and a milling cutter motor; the cutter head of the cutter is arranged on the cutter head seat, the rear end of the cutter head seat is provided with an external thread which is matched with the internal thread of a toothed ring in the gear set, and the milling cutter motor is matched with the external thread of the toothed ring through a feed gear in the gear set to drive the toothed ring to rotate so as to enable the cutter head seat to move back and forth; the base plate and the cutter head seat are directly provided with a plurality of pull rod assemblies with guiding functions.

Further, the pull rod assembly comprises a pull rod, a linear bearing, a spring and a positioning piece; the linear bearing is sleeved on the pull rod and fixed on the base plate or the cutter head seat; the pressure spring or the tension spring is sleeved on the pull rod; the pressure spring sets up behind the base plate, the extension spring sets up between base plate and blade disc seat.

Further, the positioning piece is a nut, a snap ring or a pin.

Further, the tool bit of the tool is made of hard alloy steel.

After the wall planer is fixedly supported by the upper supporting structure and the lower supporting structure in parallel to the wall surface, the vertical movement mechanism and the horizontal movement mechanism of the cutter assembly are driven by the up-down movement mechanism and the left-right movement mechanism, so that the cutter can perform two-dimensional milling on the wall surface; the wall shoveling efficiency and the flatness of the wall surface are improved.

Drawings

FIG. 1 is a schematic view of the construction of the wall planer of the present invention;

FIG. 2 is a schematic view of a vertical running mechanism;

FIG. 3 is a left side view of the structure of FIG. 2;

FIG. 4 is a partial schematic view of FIG. 2;

FIG. 5 is an exploded view of the schematic construction of FIG. 4;

FIG. 6 is a schematic view of the feed mechanism;

FIG. 7 is an exploded view of the schematic construction of FIG. 6;

fig. 8 is a schematic view of the cutter head structure.

In the figure: 1. a column; 2. An up-down movement mechanism; 21. a synchronous drive shaft; 22. a bevel gear; 23. a lead screw; 24. a bearing; 25. a sleeve nut; 3. a left-right moving mechanism; 311. a beam connecting plate; 312. a cross beam; 313. a horizontal slide rail; 315. connecting plates; 321. A rack; 35. a protective sleeve; 361. a tool holder; 362. a damper block; 363. a cutter head; 364. a trapezoidal guide rail; 371. A substrate; 372. a cutter head seat; 373. a toothed ring; 374. a milling cutter motor assembly; 38. a drawbar assembly; 381. a pull rod; 382. a linear bearing; 383. a spring; 384. a nut; 39. a cutter head; 4. a moving mechanism; 5. an upper support structure; 6. a lower support structure; 7. a wall surface leveling structure; 71. a handle; 72. and locking the bolt.

Detailed Description

The present invention will now be more fully described with reference to the following examples. This invention may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1, the wall planer in this embodiment includes a cutter assembly and a frame composed of a vertical column 1 and a cross beam 312; the upright post 1 is provided with an up-down running mechanism which drives the cross beam 312 to move up and down; the cutter assembly is arranged on the cross beam 312, and a left-right moving mechanism 3 for driving the cutter to move left and right is arranged on the cross beam 312; the cutter is provided with a cutter feeding mechanism which moves back and forth; the top end of the upright post is provided with an upper supporting structure 5; the bottom end of the upright post is provided with a lower supporting structure 6. The wall planer can be provided with intelligent units such as a PLC (programmable logic controller), a singlechip and the like to control the rotation of a motor, process sensor and switch signals, display the amount of feed and the like; switch and relay control may also be employed.

The two upright posts are arranged on the left and right, the lower ends of the upright posts are provided with brackets, and the bottom ends of the brackets are provided with rollers; the moving mechanism 4 is formed, and the equipment is convenient to move.

The upper supporting structure is a screw rod and is connected with a threaded hole at the top end of the upright post; the distance between the top end of the screw rod and the roof can be adjusted by rotating the screw rod, and the frame is prevented from being excessively lifted. The top end of the screw rod is provided with an anti-slip structure formed by a plurality of bulges, so that the milling plane is more stably fixed.

The lower supporting structure is a height-adjustable footing or a jack; the hydraulic jack is convenient to operate, and can provide larger supporting force, so that the frame is fixed more stably.

As shown in fig. 2 and 3, the up-down running mechanism 2 comprises a sleeve nut 25, a lead screw 23 and a synchronous transmission shaft 21; the sleeve nut 25 is sleeved on the screw rod 23 and is fixedly connected with the cross beam 312; a conical gear 22 is arranged at the lower end of the screw 23, a driving conical gear is arranged on an output shaft of the vertical moving motor, the conical gears 22 are arranged at two ends of the synchronous transmission shaft 21, and the driving conical gear is matched with the conical gear 22 at the lower end of the first screw to drive one end of the cross beam 312 to move up and down; the progress of the two ends of the beam 312 is synchronized through the synchronous transmission shaft 21, so that the other end of the beam synchronously moves up and down. The screw 23 is fixed in the column 1 by means of a bearing 24 and a bearing block. The column 1 is provided with a vertical opening. The screw pitches of the screw rods 23 on the two sides are the same; the transmission ratio of the driving bevel gear is the same; ensuring that the two ends of the beam 312 move up and down synchronously.

And the frame is provided with a limit switch for limiting the left and right and up and down limit positions of the cutter assembly. The limit switch can be a microswitch, and also can be a photoelectric or Hall switch. When the cutter assembly reaches the limit position, the limit switch can stop the motor through the transmission signal by the intelligent control unit; or the power supply of the corresponding motor is cut off through a relay; and protecting the system.

As shown in fig. 4 and 5, the tool assembly is slidably connected to a horizontal slide rail 313 fixed to the cross beam 312 through a slide block (not shown); a rack 321 is arranged on the cross beam 312, and a transverse moving motor on the cutter assembly is matched with the rack 321 through a gear (not shown in the figure) to drive the cutter assembly to move left and right along the cross beam 312.

Protective sleeves 35 are respectively arranged on the upper end surface of the upper end cross beam 312 and the lower end surface of the lower end cross beam 312; the annular protecting sleeve 35 is sleeved outside the pillar to block the longitudinal groove of the upright post 1; a height of 30 to 50 cm; larger particles cut can be prevented from splashing into the pillar; and the failure of equipment is reduced.

A stiffening rib is arranged at one end of the protective sleeve 35 close to the cross beam 312; a milling surface parallel and level structure 7 is arranged on the inner side or the outer side of the upper protective sleeve 35; comprises a handle 71; the position of the handle 71 is fixed by a locking bolt 72. The distance between the top end of the handle 71 and the wall surface is the same as the distance between the front end surface of the bracket and the wall surface; the front end surface of the bracket and the top end of the handle 71 are propped against the early wall surface, and then the upper and lower supporting structures are supported and fixed; a milled surface may be determined for the apparatus. The locking bolt 72 is preferably an elbow bolt to facilitate manual locking of the handle 71.

Can be installed at the rear side of the cross beam as shown by a horizontal sliding rail 313, and the rack 321 is installed at the lower side of the cross beam; the upper and lower beams are arranged in parallel, and both are provided with horizontal sliding rails 313 which can better resist the rotation moment of the milling cutter; the cutting precision is ensured.

Crossbeam 312 adopts square section bar, all has T type groove on four sides, the fixing bolt of being convenient for or the nut. The upper and lower beams 312 are fixedly connected by a U-shaped beam connecting plate 311; the beam connecting plate 311 is connected with the upper sleeve nut 25 and the lower sleeve nut 25 through a connecting plate 315; through the connection of the connecting plate 315, the matching precision between the sleeve nut 25 and the beam connecting plate 311 can be reduced, and the installation is convenient.

As shown in fig. 6 and 7, the feed mechanism includes a cutter head seat 372, a base plate 371, a gear set and milling cutter motor assembly 374, and a feed motor (not shown) or a hand wheel (not shown); the cutter head seat 372 is fixedly connected with a milling cutter motor assembly 374; a cutter head of the cutter is arranged on the cutter head seat 372, the rear end of the cutter head seat 372 is provided with external threads which are matched with the internal threads of a toothed ring 373 in a gear set, and a feed motor or a hand wheel is matched with the external teeth of the toothed ring through a feed gear in the gear set to drive the toothed ring to rotate so as to enable the cutter head seat to move back and forth; the base plate and the cutter head seat are directly provided with a plurality of pull rod assemblies 38 with guiding functions. The pulling rod assembly 38 presses the cutter head seat 372 and the toothed ring 373 against the base plate 371. The mill motor assembly 374 includes a motor and a reducer.

The pull rod assembly 38 is composed of a pull rod 381, a linear bearing 382, a spring 383 and a positioning piece; the linear bearing is sleeved on the pull rod and fixed on the base plate or the cutter head seat; the spring 383 is sleeved on the pull rod; can be a tension spring or a compression spring. The pressure spring is arranged behind the substrate, and a tension spring can be used; the extension spring sets up between base plate and blade disc seat.

The positioning piece is a nut 384, a snap ring or a pin.

As shown in fig. 8, 8 cutters are uniformly distributed on the cutter head 39; the cutting force is more uniform. The tool bit is detachable and comprises a tool holder 362, a damping block 362 and a tool bit 363. The tool bit of the tool is made of hard alloy. The bottom of the tool rest is provided with a trapezoidal guide rail 364 which is matched with a dovetail groove on the cutter head; during installation, the dovetail groove can not only ensure the installation accuracy of the tool rest, but also is not easy to fall off. Two threaded holes are formed in the bottom of the tool rest in the opposite angles, and the bolt penetrates through the mounting hole in the tool disc to fix the tool rest on the tool disc, so that the tool rest is fixed more firmly.

The motor can be a servo motor, a direct current brushless motor or a stepping motor. The motor assembly may be equipped with a reducer as desired.

When in use, the cutter is firstly expected to retreat to the initial position; pushing the wall planer to be close to the wall surface to be machined; the front end of the bracket is used for propping against the wall surface; raising the cross beam 312 to the upper end by the up-down running mechanism; the bolt 72 is loosened to turn the handle 71 perpendicular to the wall surface and to be positioned with the front end of the bracket so that the milling plane of the tool is parallel to the wall surface.

Lifting the frame through a jack to enable the upper supporting structure to tightly support the roof; and fixing the milling plane.

Moving the cutter to the leftmost end or the rightmost end through the left-right moving operation mechanism; starting a cutter motor to rotate the cutter head; cutting the wall surface by feeding to a set depth, and cutting in the left and right directions; then, the wall surfaces are milled downwards sequentially in a line.

The above examples are only for illustrating the present invention, and besides, there are many different embodiments, which can be conceived by those skilled in the art after understanding the idea of the present invention, and therefore, they are not listed here.

Claims

1. A wall planer is characterized by comprising a cutter assembly and a frame consisting of upright columns and cross beams; the upright post is provided with an up-and-down running mechanism which drives the cross beam to move up and down; the cutter assembly is arranged on the cross beam, and a left-right moving mechanism for driving the cutter to move left and right is arranged on the cross beam; the cutter assembly is provided with a cutter feeding mechanism which moves back and forth; the top end of the upright post is provided with an upper supporting structure; the bottom of stand is provided with under bracing structure.

2. The wall planer of claim 1 wherein there are two of said studs; the left and right sides are provided with a support, the lower end of the upright post is provided with a roller.

3. The wall planer of claim 1 wherein said upper support structure is a threaded rod that is connected to a threaded hole in the top end of said post; the top end of the screw rod is provided with an anti-skidding structure formed by a plurality of bulges.

4. A planer as claimed in claim 1, wherein the lower support structure is a height adjustable footing or jack.

5. The wall planer of claim 1 wherein said up and down travel mechanism comprises a collet nut, a lead screw, a synchronizing drive shaft; the screw rod is vertically arranged, and the sleeve nut is sleeved on the screw rod and fixedly connected with the cross beam; the lower end of the screw rod is provided with a conical gear, an output shaft of the vertical moving motor is provided with a driving conical gear, two ends of the synchronous transmission shaft are provided with conical gears, and the driving conical gear is matched with the conical gear at the lower end of the first screw rod to drive one end of the cross beam to move up and down; and the bevel gear at the lower end of the second screw rod is driven by the synchronous transmission shaft to enable the other end of the cross beam to synchronously move up and down.

6. The wall planer of claim 1 wherein said cutter assembly is slidably connected to a horizontal rail fixed to said cross member by a slide; the transverse moving motor on the cutter assembly is matched with the rack through a gear to drive the cutter assembly to move left and right along the transverse beam.

7. The wall planer of claim 1 wherein said feed mechanism comprises a cutter head housing, a base plate, a gear train and a mill motor; the cutter head of the cutter is arranged on the cutter head seat, the rear end of the cutter head seat is provided with an external thread which is matched with the internal thread of the toothed ring in the gear set, and the milling cutter motor is matched with the external thread of the toothed ring through a feed gear in the gear set to drive the toothed ring to rotate so as to enable the cutter head seat to move back and forth; the base plate and the cutter head seat are directly provided with a plurality of pull rod assemblies with guiding functions.

8. The drywall planing machine of claim 7, wherein said tie assembly is comprised of a tie bar, a linear bearing, a spring, and a retainer; the linear bearing is sleeved on the pull rod and fixed on the base plate or the cutter head seat; the pressure spring or the tension spring is sleeved on the pull rod; the pressure spring sets up behind the base plate, the extension spring sets up between base plate and blade disc seat.

9. The wall planer of claim 8 wherein said positioning member is a nut, a snap ring or a pin.

10. The wall planer of claim 1 wherein said cutter head is made of a hard alloy steel.