CN112976345A - Wall body perps cutting device - Google Patents

Wall body perps cutting device Download PDF

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Publication number
CN112976345A
CN112976345A CN202110502920.3A CN202110502920A CN112976345A CN 112976345 A CN112976345 A CN 112976345A CN 202110502920 A CN202110502920 A CN 202110502920A CN 112976345 A CN112976345 A CN 112976345A
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CN
China
Prior art keywords
positive
driving gear
driving
gear
reverse
Prior art date
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Granted
Application number
CN202110502920.3A
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Chinese (zh)
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CN112976345B (en
Inventor
任瑛楠
谷志旺
王伟茂
张波
张少伟
陈雪峡
孙沈鹏
蔡观生
何娇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Construction No 4 Group Co Ltd
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Shanghai Construction No 4 Group Co Ltd
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Priority to CN202110502920.3A priority Critical patent/CN112976345B/en
Publication of CN112976345A publication Critical patent/CN112976345A/en
Application granted granted Critical
Publication of CN112976345B publication Critical patent/CN112976345B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/06Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with reciprocating saw-blades
    • B28D1/064Sawing grooves in walls; portable sawing machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/06Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with reciprocating saw-blades
    • B28D1/068Components, e.g. guiding means, vibrations damping means, frames, driving means, suspension

Abstract

The invention discloses a wall body vertical joint cutting device which comprises a driving motor, a transmission mechanism, a protective shell and a plurality of movable polishing mechanisms. The transmission mechanism comprises a driving shaft, a plurality of groups of driving gear units are arranged on the driving shaft at intervals, and each group of driving gear unit comprises a positive driving gear and a negative driving gear; the movable grinding mechanism is horizontally arranged at intervals and comprises a box body, a straight saw blade and a transmission assembly. According to the invention, the plurality of movable polishing mechanisms are coaxially driven, so that the construction of a plurality of vertical joints of the wall body can be completed at one time, and the working efficiency is greatly improved. Through making positive drive gear and reverse drive gear in turn be connected with drive assembly, convert the rotation of drive shaft into straight saw blade's upper and lower reciprocating linear motion, for the disc cutter, control cutting boundary more easily, the cutting is more accurate, has the better effect of polishing.

Description

Wall body perps cutting device
Technical Field
The invention relates to a grinding tool in building repair, in particular to a wall vertical joint cutting device.
Background
When the brick wall surface of the existing building is repaired, the original damaged brick joints need to be polished off, the damaged brick joints are repaired again by adopting a special repairing agent, and the process of polishing the damaged brick joints is often called cracking. The conventional slotting process is characterized in that a handheld angle grinder is manually adopted to gradually polish along the original brick joints, an upper bevel angle and a lower bevel angle need to be polished for one brick joint, residual wedge-shaped protrusions after polishing are removed by a special tool, polishing is slow, working procedures are complex, and the construction effect is greatly limited by the technical level of workers.
In addition, if the building height is high, workers need to ascend, certain safety risks are caused, and extra safety measures need to be taken.
Disclosure of Invention
The invention provides a wall vertical joint cutting device, aiming at the problems of slow grinding, poor construction quality and low construction safety of damaged brick joints when the brick wall surface of the existing building is repaired.
In order to solve the technical problems, the invention comprises the following technical scheme:
a wall perps cutting device comprises a driving motor, a transmission mechanism, a protective shell and a plurality of movable polishing mechanisms;
the transmission mechanism comprises a driving shaft, a plurality of groups of driving gear units are arranged on the driving shaft at intervals, and each group of driving gear unit comprises a positive driving gear and a negative driving gear; the positive driving gear and the negative driving gear are both in fan shapes with central angles smaller than 180 degrees; the positive driving gear and the negative driving gear are arranged in reverse; the driving shaft, the positive driving gear and the negative driving gear are arranged in the protective shell, the driving shaft is fixedly connected with the protective shell through a bearing, the driving shaft is fixedly connected with a driving motor, and the driving motor provides power for the driving shaft;
the movable polishing mechanism is horizontally arranged at intervals and comprises a box body, a straight saw blade and a transmission assembly, the box body is arranged on the side part of the protective shell, and the transmission assembly is arranged in the box body; one side of the box body, which is back to the protective shell, is provided with a vertical notch, the straight saw blades are arranged at the end part of the special-shaped connecting piece and extend out of the vertical notch, and the distance between the straight saw blades of two adjacent movable grinding mechanisms is matched with the distance between vertical seams of the wall body;
the driving motor drives the driving shaft to rotate, and the positive driving gear and the negative driving gear are alternately connected with the transmission assembly so as to drive the straight saw blade to move up and down.
Further, the transmission assembly comprises a special-shaped connecting piece and a driven wheel, the driven wheel is fixed in the box body through a bearing, and the special-shaped connecting piece is vertically connected with the box body in a sliding mode; a positive matching rack and a negative matching rack are arranged on the special-shaped connecting piece, the positive matching rack is matched with the positive driving gear, and the negative matching rack is matched with the negative driving gear through a driven gear;
the driving motor drives the driving shaft to rotate, and the positive driving gear and the negative driving gear are alternately meshed with the positive matching rack and the driven gear.
Furthermore, each group of driving gear units comprises a plurality of positive driving gears and a plurality of reverse driving gears, one reverse driving gear is arranged between every two adjacent positive driving gears, and one positive driving gear is arranged between every two adjacent reverse driving gears.
Furthermore, an opening is formed in the connecting position of the protective shell and the transmission mechanism and used for being matched with the transmission mechanism;
the movable grinding mechanism further comprises a wing plate, the box body is fixed on the wing plate, and the wing plate is used for plugging the opening; the grinding device is characterized in that a sliding flange is arranged on the wing plate, a sliding groove is formed in the protective shell, and the sliding flange can horizontally slide in the sliding groove, so that the box body is driven to move, and the distance between straight saw blades of adjacent movable grinding mechanisms is adjusted.
Furthermore, be provided with the scale mark on the protective housing of box top, the scale mark with positive drive gear and reverse drive gear are corresponding, and when straight saw blade and scale mark correspond, positive cooperation rack is corresponding with positive drive gear's position, it is corresponding with the position of reverse drive gear to follow the driving wheel.
Further, be provided with a plurality of constant head tanks on the pterygoid lamina, be provided with the catch that matches with the constant head tank on the protective housing, when the catch inserts in the constant head tank, just cooperate the rack and correspond with the position of positive drive gear, it is corresponding with the position of counter drive gear to follow the driving wheel.
Further, set up the fin on the drive shaft, be provided with on positive drive gear and the reverse drive gear with fin assorted recess, the recess of positive drive gear, reverse drive gear and the recess buckle cooperation of drive shaft.
Further, the drive shaft stretches out the protective housing, the protective housing outside is provided with telescopic positioning key, telescopic positioning key stretches out and when realizing the drive shaft location, positive drive gear and reverse drive gear are in initial condition.
Furthermore, the telescopic positioning key comprises a telescopic rod and a certain U-shaped positioning plate, and the U-shaped positioning plate comprises a top plate, a long vertical plate and a short vertical plate;
one end of the telescopic rod is fixed on the protective shell, and the other end of the telescopic rod is connected with the top of the top plate; the long vertical plates and the short vertical plates are arranged at intervals, and the top parts of the long vertical plates and the short vertical plates are fixedly connected with the bottom parts of the top parts respectively; the distance between the long vertical plate and the short vertical plate is matched with the width of the convex rib on the driving shaft;
the telescopic link drives the U-shaped locating plate to move, and when the convex rib is located between the long vertical plate and the short vertical plate, the positive drive gear and the reverse drive gear are located in an initial state.
Furthermore, the vertical seams are arranged discontinuously, and the height of each section of vertical seam is H;
the length of the arc sections of the positive driving gear and the reverse driving gear is L;
the straight saw blade comprises a plurality of sections of saw teeth, each group of saw teeth corresponds to one section of vertical joint, and the length of each group of saw teeth is a; wherein H = L + a.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects: through with a plurality of removal grinding machanism coaxial drive, can realize once accomplishing the construction of many wall body perps, very big improvement work efficiency, and have advantages such as the energy consumption is low, control is convenient, construction safety. Cooperate through making positive cooperation rack and positive drive gear, make the anti-cooperation rack through following the driving wheel with anti-drive gear cooperatees, converts the rotation of drive shaft into the up-and-down reciprocating linear motion of straight saw blade, for disc cutter, the cutting boundary is controlled more easily, cuts more accurately, has the better effect of polishing.
Drawings
FIG. 1 is a schematic structural diagram of a wall perps cutting device according to the present invention;
FIG. 2 is a schematic structural view of the drive shaft of the present invention;
FIG. 3 is a schematic view of the arrangement of the forward and reverse drive gears on the drive shaft according to the present invention;
FIG. 4 is a schematic structural view of a mobile grinding mechanism according to the present invention;
FIG. 5 is a schematic structural view of the transmission assembly of the present invention;
FIG. 6 is a schematic view of the transmission assembly of the present invention from another perspective;
FIG. 7 is a view showing the connection between the forward driving gear and the reverse driving gear and the initial state of the transmission assembly according to the present invention;
FIG. 8 is a schematic view of the connection between the forward and reverse drive gears and the intermediate state of the transmission assembly according to the present invention;
FIG. 9 is a view showing the connection between the retractable positioning key and the driving shaft according to the present invention;
FIG. 10 is a schematic view of the connection between the forward and reverse drive gears and the intermediate state of the transmission assembly according to the present invention;
fig. 11 is a schematic view of the protective case of the present invention with scale marks.
The numbers in the figures are as follows:
10-a drive motor; 20-a transmission mechanism; 21-a drive shaft; 22-a drive gear unit; 221-positive drive gear; 222-a counter drive gear; 223-grooves; 23-a rib;
30-protective shell; 31-telescopic positioning key; 311-telescopic rod; 312-U-shaped positioning plate; 32-graduation mark;
40-moving the grinding mechanism; 41-a box body; 42-straight saw blade; 43-a transmission assembly; 431-a profiled connector; 432-a driven wheel; 433-positive matching rack; 434-counter-mating rack; 44-wing plate.
Detailed Description
The wall perps cutting device provided by the invention is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent in conjunction with the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1, the wall perps cutting device provided in this embodiment includes a driving motor 10, a transmission mechanism 20, a protective shell 30, and a plurality of movable grinding mechanisms 40.
As shown in fig. 1, 2 and 3, the transmission mechanism 20 includes a driving shaft 21, a plurality of sets of driving gear units 22 are disposed on the driving shaft 21 at intervals, and each set of driving gear unit 22 includes a positive driving gear 221 and a negative driving gear 222; the forward drive gear 221 and the reverse drive gear 222 are each fan-shaped with a central angle of less than 180 °, for example, the central angle of a gear portion is 150 °. The forward driving gear 221 and the reverse driving gear 222 are provided with mounting holes connected to the driving shaft 21, and the forward driving gear 221 and the reverse driving gear 222 are arranged in opposite directions, for example, a connecting line of an arc-shaped midpoint of the gear portion of the forward driving gear 221 and an arc-shaped midpoint of the gear portion of the reverse driving gear 222 passes through the axis of the driving shaft. The driving shaft 21, the positive driving gear 221 and the negative driving gear 222 are disposed in the protective shell 30, the driving shaft 21 is fixedly connected with the protective shell 30 through a bearing, the driving shaft 21 is fixedly connected with the driving motor 10, and the driving motor 10 provides power for the driving shaft 21.
Referring to fig. 1 to 6, the movable grinding mechanism 40 is horizontally disposed at intervals, and the movable grinding mechanism 40 includes a box 41, a straight saw blade 42 and a transmission assembly 43. The case 41 is disposed at a side portion of the protective case 30, and the driving assembly 43 is disposed in the case 41. The transmission assembly 43 comprises a special-shaped connecting piece 431 and a driven wheel 432, the driven wheel 432 is fixed in the box body 41 through a bearing, and the special-shaped connecting piece 431 is vertically connected with the box body 41 in a sliding manner; a positive matching rack 433 and a negative matching rack 434 are arranged on the special-shaped connecting piece 431, the positive matching rack 433 is matched with the positive driving gear 221, and the negative matching rack 434 is matched with the negative driving gear 222 through a driven gear 432; one side of the box body 41, which faces away from the protective shell 30, is provided with a vertical notch, the straight saw blades 42 are arranged at the end part of the special-shaped connecting piece 431 and extend out of the vertical notch, and the distance between the two adjacent straight saw blades 42 of the movable grinding mechanism 40 is matched with the distance between the vertical seams of the wall body.
Referring to fig. 1 to 8, the driving motor 10 drives the driving shaft 21 to rotate, and the positive driving gear 221 and the negative driving gear 222 are alternately engaged with the positive matching rack 433 and the driven gear 432, so as to drive the straight saw blade 42 to move up and down, thereby completing the construction of the vertical joint of the wall. Specifically, fig. 7 shows the positional relationship among the forward driving gear 221, the backward driving gear 222, the driven gear 432, the forward matching rack 433, and the backward matching rack 434 in the initial state, at this time, one end of the arc-shaped gear portion of the forward driving gear 221 contacts with the top of the forward matching rack 433, the backward driving gear 222 is separated from the driven gear 432, and as the driving shaft 21 rotates counterclockwise, the forward driving gear 221 drives the special-shaped connecting piece 431 to move upward; since the forward driving gear 221 has a sector shape smaller than 180 °, when the forward driving shaft 21 rotates to the position shown in fig. 8, the other end of the arc-shaped gear portion of the forward driving gear 221 is separated from the forward matching rack 433, and at this time, one end of the reverse driving gear 222 contacts the driven gear 432, the reverse driving gear 222 rotates counterclockwise, the driven gear 432 rotates clockwise, and the driven gear 432 is engaged with the reverse matching rack 434, so that the special-shaped connecting member 431 is driven to move downward. When the driving shaft 21 rotates for a circle, the special-shaped connecting piece 431 realizes one-time up-and-down reciprocating motion to drive the straight saw blade 42 to move up and down, thereby completing the perps construction.
Each group of driving gear units 22 at least includes a positive driving gear 221 and a negative driving gear 222, and more preferably, as shown in fig. 3, each group of driving gear units 22 includes a plurality of positive driving gears 221 and a plurality of negative driving gears 222, one negative driving gear 222 is disposed between every two adjacent positive driving gears 221, and one positive driving gear 221 is disposed between every two adjacent negative driving gears 222. The positive matching rack 433 and the driven wheel 432 are used for adjusting the distance between the adjacent movable grinding mechanisms 40 by selecting different positive driving gears 221 and different negative driving gears 222, so that the purpose of adjusting the distance between the adjacent straight saw blades 42 is achieved, and the requirement of the vertical seam distance is better met.
An opening is formed in the protective shell 30 at the connection position with the transmission mechanism 20, so as to match with the transmission mechanism 20. In a more preferred embodiment, as shown in fig. 1 and 4, the movable grinding mechanism 40 further includes a wing plate 44, the box 41 is fixed on the wing plate 44, and the wing plate 44 is used for blocking the opening on the protective casing 30 to prevent dust from entering into the protective casing; the wing plate 44 is provided with a sliding flange, and the protective shell 30 is provided with a sliding groove, wherein the sliding flange can horizontally slide in the sliding groove, so that the box body 41 is driven to horizontally move, and the distance between the straight saw blades 42 of the adjacent movable grinding mechanisms 40 is adjusted. In order to make the adjustment more accurate, in a preferred embodiment, as shown in fig. 1 to 6 and 11, a scale 32 is provided on the protective shell 30 above the case 41, the scale 32 corresponds to the positive drive gear 221 and the reverse drive gear 222, when the straight saw blade 42 corresponds to the scale 32, the position of the positive engagement rack 433 corresponds to the position of the positive drive gear 221, and the position of the driven gear 432 corresponds to the position of the reverse drive gear 222. In another preferred mode, the wing plate 44 is provided with a plurality of positioning slots, the protective shell 30 is provided with a locking key matched with the positioning slots, when the locking key is inserted into the positioning slot, the positive matching rack corresponds to the position of the positive driving gear, and the driven gear corresponds to the position of the reverse driving gear, for example, the locking key may be a pull-insert positioning rod arranged in the positioning sleeve.
In the construction, the positive drive gear and the reverse drive gear need to be fixed on the drive shaft, and in order to realize quick fixation, the preferred embodiment is that, as shown in fig. 3, a rib 23 is arranged on the drive shaft 21, grooves 223 matched with the rib 23 are arranged on the positive drive gear 221 and the reverse drive gear 222, and the grooves 223 of the positive drive gear 221 and the reverse drive gear 222 are in snap fit with the grooves 223 of the drive shaft 21.
As shown in fig. 1 to 7, the forward driving gear 221 and the reverse driving gear 222 of the driving shaft 21 and the special-shaped connecting member 431 need to be adjusted to the initial state before each construction, and it is difficult to observe whether the forward driving gear 221, the reverse driving gear 222 and the special-shaped connecting member 431 are adjusted to the initial state because they are located in the protective case 30. In a preferred embodiment, as shown in fig. 9 and 10, one end of the driving shaft 21 extends out of the protective shell 30, a telescopic positioning key 31 is disposed outside the protective shell 30, and when the telescopic positioning key 31 extends out and positions the driving shaft 21, the forward driving gear 221 and the reverse driving gear 222 are in an initial state. By way of example, the retractable positioning key 31 includes a retractable rod 311 and a U-shaped positioning plate 312, the U-shaped positioning plate includes a top plate, a long vertical plate and a short vertical plate, in use, the retractable rod is extended to drive the U-shaped positioning plate to move downward until the long vertical plate can contact with the protruding rib 23 on the driving shaft 21, then the driving shaft 21 is rotated to make the driving shaft 21 contact with the long vertical plate, at this time, the positive driving gear 221 and the reverse driving gear 222 are in an initial state, the retractable rod is extended to drive the U-shaped positioning plate to move downward until the protruding rib 23 is buckled in the notch of the U-shaped positioning plate, so that the positive driving gear 221 and the reverse driving gear 222 maintain the initial state, and the special-shaped connecting member can be adjusted to the.
In order to avoid the weak point of vertical stress of the wall body, the vertical joints are not suitable to be communicated, the vertical joints are usually broken at the transverse joints, the preferred embodiment is that the vertical joints are arranged discontinuously, and the height of each section of the vertical joint is H; the arc segment lengths of the forward drive gear 221 and the reverse drive gear 222 are L; the straight saw blade 42 comprises a plurality of sections of saw teeth, each group of saw teeth corresponds to one section of vertical joint, and the length of each group of saw teeth is a; wherein H = L + a. So set up, can once realize multirow multiseriate perline perps construction.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A wall perps cutting device is characterized in that the wall perps cutting device comprises a driving motor, a transmission mechanism, a protective shell and a plurality of movable polishing mechanisms;
the transmission mechanism comprises a driving shaft, a plurality of groups of driving gear units are arranged on the driving shaft at intervals, and each group of driving gear unit comprises a positive driving gear and a negative driving gear; the positive driving gear and the negative driving gear are both in fan shapes with central angles smaller than 180 degrees; the positive driving gear and the negative driving gear are arranged in reverse; the driving shaft, the positive driving gear and the negative driving gear are arranged in the protective shell, the driving shaft is fixedly connected with the protective shell through a bearing, the driving shaft is fixedly connected with a driving motor, and the driving motor provides power for the driving shaft;
the movable polishing mechanism is horizontally arranged at intervals and comprises a box body, a straight saw blade and a transmission assembly, the box body is arranged on the side part of the protective shell, and the transmission assembly is arranged in the box body; one side of the box body, which is back to the protective shell, is provided with a vertical notch, the straight saw blades are arranged at the end part of the special-shaped connecting piece and extend out of the vertical notch, and the distance between the straight saw blades of two adjacent movable grinding mechanisms is matched with the distance between vertical seams of the wall body;
the driving motor drives the driving shaft to rotate, and the positive driving gear and the negative driving gear are alternately connected with the transmission assembly so as to drive the straight saw blade to move up and down.
2. The wall perps cutting apparatus of claim 1,
the transmission assembly comprises a special-shaped connecting piece and a driven wheel, the driven wheel is fixed in the box body through a bearing, and the special-shaped connecting piece is vertically connected with the box body in a sliding manner; a positive matching rack and a negative matching rack are arranged on the special-shaped connecting piece, the positive matching rack is matched with the positive driving gear, and the negative matching rack is matched with the negative driving gear through a driven gear;
the driving motor drives the driving shaft to rotate, and the positive driving gear and the negative driving gear are alternately meshed with the positive matching rack and the driven gear.
3. The wall perps cutting apparatus of claim 2,
each group of driving gear units comprises a plurality of positive driving gears and a plurality of reverse driving gears, one reverse driving gear is arranged between every two adjacent positive driving gears, and one positive driving gear is arranged between every two adjacent reverse driving gears.
4. The wall perps cutting apparatus of claim 3,
an opening is formed in the connecting position of the protective shell and the transmission mechanism and used for being matched with the transmission mechanism;
the movable grinding mechanism further comprises a wing plate, the box body is fixed on the wing plate, and the wing plate is used for plugging the opening; the grinding device is characterized in that a sliding flange is arranged on the wing plate, a sliding groove is formed in the protective shell, and the sliding flange can horizontally slide in the sliding groove, so that the box body is driven to move, and the distance between straight saw blades of adjacent movable grinding mechanisms is adjusted.
5. The wall perps cutting apparatus of claim 4,
be provided with the scale mark on the protective housing of box top, the scale mark with positive drive gear and reverse drive gear are corresponding, and when straight saw blade and scale mark correspond, positive cooperation rack is corresponding with positive drive gear's position, it is corresponding with reverse drive gear's position to follow the driving wheel.
6. The wall perps cutting apparatus of claim 4,
the wing plate is provided with a plurality of positioning grooves, the protective shell is provided with a locking key matched with the positioning grooves, when the locking key is inserted into the positioning grooves, the position of the positive matching rack corresponds to that of the positive driving gear, and the position of the driven gear corresponds to that of the reverse driving gear.
7. The wall perps cutting apparatus of claim 3,
set up the fin on the drive shaft, be provided with on positive drive gear and the reverse drive gear with fin assorted recess, the recess of positive drive gear, reverse drive gear and the recess buckle cooperation of drive shaft.
8. The wall perps cutting apparatus of claim 7,
the drive shaft stretches out the protective housing, the protective housing outside is provided with telescopic positioning key, when telescopic positioning key stretches out and realizes the drive shaft location, positive drive gear and reverse drive gear are in initial condition.
9. The wall perps cutting apparatus of claim 8,
the telescopic positioning key comprises a telescopic rod and a certain U-shaped positioning plate, and the U-shaped positioning plate comprises a top plate, a long vertical plate and a short vertical plate;
one end of the telescopic rod is fixed on the protective shell, and the other end of the telescopic rod is connected with the top of the top plate; the long vertical plates and the short vertical plates are arranged at intervals, and the top parts of the long vertical plates and the short vertical plates are fixedly connected with the bottom parts of the top parts respectively; the distance between the long vertical plate and the short vertical plate is matched with the width of the convex rib on the driving shaft;
the telescopic link drives the U-shaped locating plate to move, and when the convex rib is located between the long vertical plate and the short vertical plate, the positive drive gear and the reverse drive gear are located in an initial state.
10. The wall perps cutting apparatus of claim 1,
the vertical seams are arranged discontinuously, and the height of each section of vertical seam is H;
the length of the arc sections of the positive driving gear and the reverse driving gear is L;
the straight saw blade comprises a plurality of sections of saw teeth, each group of saw teeth corresponds to one section of vertical joint, and the length of each group of saw teeth is a; wherein H = L + a.
CN202110502920.3A 2021-05-10 2021-05-10 Wall body perps cutting device Active CN112976345B (en)

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Application Number Priority Date Filing Date Title
CN202110502920.3A CN112976345B (en) 2021-05-10 2021-05-10 Wall body perps cutting device

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Application Number Priority Date Filing Date Title
CN202110502920.3A CN112976345B (en) 2021-05-10 2021-05-10 Wall body perps cutting device

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CN112976345B CN112976345B (en) 2021-07-27

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189827567A (en) * 1898-12-31 1899-12-23 James Townsley Pearson Improvements in and relating to Granite, Stone, and Marble Sawing Machinery.
EP0543055A1 (en) * 1991-11-22 1993-05-26 Ytong Ag Building block
JP2005118772A (en) * 2003-09-22 2005-05-12 Asahi Breweries Ltd Can treatment method, can treatment apparatus using the same and clamp mechanism in can treatment apparatus
KR100780996B1 (en) * 2006-05-26 2007-11-29 조기훈 Apparatus for cutting stone by arc form
CN208557942U (en) * 2018-06-27 2019-03-01 深圳市唐为装饰设计工程有限公司 A kind of wall block upright bar cutter meeting green construction
CN110253770A (en) * 2019-06-29 2019-09-20 嵊州摩天自动化设备有限公司 Fluting apparatus is used in a kind of construction of construction wall
CN211386721U (en) * 2019-11-22 2020-09-01 淮南创大实业有限责任公司 Bending device of graticule forming machine
CN112264659A (en) * 2020-10-19 2021-01-26 李哲耀 Equidistant cutting device for building steel pipes
CN212496446U (en) * 2020-03-17 2021-02-09 昆山祥德精密电子有限公司 Mixed grooving machining equipment based on single-shaft synchronous driving

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189827567A (en) * 1898-12-31 1899-12-23 James Townsley Pearson Improvements in and relating to Granite, Stone, and Marble Sawing Machinery.
EP0543055A1 (en) * 1991-11-22 1993-05-26 Ytong Ag Building block
JP2005118772A (en) * 2003-09-22 2005-05-12 Asahi Breweries Ltd Can treatment method, can treatment apparatus using the same and clamp mechanism in can treatment apparatus
KR100780996B1 (en) * 2006-05-26 2007-11-29 조기훈 Apparatus for cutting stone by arc form
CN208557942U (en) * 2018-06-27 2019-03-01 深圳市唐为装饰设计工程有限公司 A kind of wall block upright bar cutter meeting green construction
CN110253770A (en) * 2019-06-29 2019-09-20 嵊州摩天自动化设备有限公司 Fluting apparatus is used in a kind of construction of construction wall
CN211386721U (en) * 2019-11-22 2020-09-01 淮南创大实业有限责任公司 Bending device of graticule forming machine
CN212496446U (en) * 2020-03-17 2021-02-09 昆山祥德精密电子有限公司 Mixed grooving machining equipment based on single-shaft synchronous driving
CN112264659A (en) * 2020-10-19 2021-01-26 李哲耀 Equidistant cutting device for building steel pipes

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