Trowelling machine

Abstract

The utility model discloses a trowelling machine, and relates to the technical field of trowelling machines. The trowelling device comprises a trowelling mechanism, the trowelling mechanism comprises a lower support, an upper support arranged above the lower support, a first supporting arm fixed to the edge of the upper end of the lower support, a second supporting arm fixed to the edge of the lower end of the upper support, an air rod connected between the first supporting arm and the second supporting arm, a mounting support arranged on the outer side face of the lower support and a mounting base fixed to the outer portion of the mounting support. The arc-shaped positioning plate is fixed to the outer side face of the mounting base, and the upper tool frame and the lower tool frame are movably arranged on the edge of the arc-shaped positioning plate through a shaft piece. The trowelling mechanism is used for installation and operation driving of the trowelling blade, a driving system composed of the air rod, the first supporting arm and the second supporting arm is used for adjusting the position of the lower support relative to the upper support, and the lower support serves as a carrier structure and drives the upper tool frame and the lower tool frame to rotate and move in the horizontal direction. Therefore, the operation angle of the trowelling blade in the horizontal direction can be adjusted.

Description

Technical Field

[0001] The utility model belongs to the technical field of trowel machines, in particular to a trowel machine. Background Art

[0002] The trowel is a very practical equipment in the construction industry. Its function is to improve the density and wear resistance of the concrete surface, enhance the flatness of the concrete surface, and smooth the concrete surface so that it meets the specified flatness requirements and meets the functional and appearance requirements. There are many kinds of wall trowels on the market.

[0003] The existing open patent (publication number CN 219241219 U) discloses a wall smoothing machine that is easy to adjust the angle, including: a second connecting rod, a first connecting rod, a connecting plate and a grinding disc, the upper end of the second connecting rod is connected to the first connecting rod, and the lower end of the second connecting rod is fixedly connected to the left side of the motor, the lower end of the first connecting rod is slidably connected to the inside of the second connecting rod through an extension mechanism, wherein the extension mechanism includes the first connecting rod, the first connecting member and the second connecting member; the connecting plate is fixedly connected to the bottom of the motor through an angle adjustment mechanism, wherein the angle adjustment mechanism includes a slider, a third connecting rod and a plate. The wall smoothing machine that is easy to adjust the angle, because the wall is too high to be operated by a handheld smoothing machine, the handle is lengthened by the extension mechanism, because it is inconvenient to smooth the inclined position, the angle is adjusted by the angle adjustment mechanism to facilitate smoothing, because it is inconvenient to smooth the wall angle and other positions, the contact surface is increased by the expansion mechanism to smooth the wall.

[0004] The structure of the above-mentioned trowel machine is relatively complicated and the linkage is poor, which leads to an increase in the overall load of the device and low practicality. To this end, we provide a trowel machine to solve the above-mentioned problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a smoothing machine, comprising a smoothing mechanism, wherein the smoothing mechanism comprises a lower bracket, an upper bracket arranged above the lower bracket, a support arm 1 fixed to the upper edge of the lower bracket, a support arm 2 fixed to the lower edge of the upper bracket, a gas rod connected between the support arm 1 and the support arm 2, a mounting bracket arranged on the outer side of the lower bracket, a mounting seat fixed to the outside of the mounting bracket, an arc-shaped positioning plate fixed to the outer side of the mounting seat, and an upper tool holder and a lower tool holder movably arranged on the edge of the arc-shaped positioning plate via an axis.

[0007] The utility model is further configured that a cylinder is fixed on the back of the lower bracket, and a piston end of the cylinder is penetrated by a lower bracket fixing mounting bracket.

[0008] The utility model is further configured that a top frame is fixed on the upper part of the upper bracket, a shaft rod is fixed at the middle position of the top frame, and the lower end of the shaft rod is matched with the upper end of the lower bracket.

[0009] The utility model is further configured that an oblique bracket is fixed to the bottom of the back side of the upper bracket, and connecting pieces are fixed to the top of the oblique bracket and the end of the top bracket.

[0010] The utility model is further configured that the inner sides of the upper tool holder and the lower tool holder are provided with assembly grooves, and the upper tool holder and the lower tool holder are both provided with smoothing blades.

[0011] The utility model is further configured that a positioning piece is fixed on the side surface of the end of the arc-shaped positioning plate, and the positioning piece is connected to the shaft piece via a knob.

[0012] The utility model has the following beneficial effects:

[0013] 1. The utility model provides a smoothing mechanism for the installation and operation drive of the smoothing blade. The driving system composed of a gas rod, a first support arm and a second support arm is used for adjusting the position of the lower bracket relative to the upper bracket. The lower bracket serves as a carrier structure to drive the upper tool holder and the lower tool holder to rotate and move in the horizontal direction to achieve the adjustment of the operating angle of the smoothing blade in the horizontal direction.

[0014] 2. The utility model provides assembly grooves on the inner sides of the upper tool holder and the lower tool holder, and the trowel blade for wall smoothing is movably embedded and installed in the assembly groove. Under the premise of not affecting the working stability of the trowel blade, the convenience of loading and unloading the trowel blade is improved. The positioning member is used for auxiliary positioning of the shaft member, and is generally connected by a knob thread to keep the shaft member and the positioning member in a fixed relative position in a friction fixing manner. It is also used for adjusting the vertical angle of the trowel blade.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the front part of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the rear part of the overall structure of the utility model.

[0019] Figure 3 For the utility model Figure 2 A schematic diagram of the enlarged structure in the middle.

[0020] Figure 4 It is a side view of the overall structure of the utility model.

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] 1. Lower bracket; 2. Upper bracket; 3. Top bracket; 4. Connector; 5. Second support arm; 6. Cylinder; 7. Mounting bracket; 8. Mounting seat; 9. Arc positioning plate; 10. Upper tool holder; 11. Lower tool holder; 12. Gas rod; 13. First support arm; 14. Oblique bracket; 15. Shaft rod; 16. Shaft; 17. Positioning piece. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example

[0025] See also Figure 1-4 The utility model is a smoothing machine, comprising a smoothing mechanism, the smoothing mechanism comprising a lower bracket 1, an upper bracket 2 arranged above the lower bracket 1, an arm 13 fixed to the upper edge of the lower bracket 1, an arm 2 5 fixed to the lower edge of the upper bracket 2, a gas rod 12 connected between the arm 13 and the arm 2 5, a mounting bracket 7 arranged on the outer side of the lower bracket 1, a mounting seat 8 fixed to the outside of the mounting bracket 7, an arc-shaped positioning plate 9 fixed to the outer side of the mounting seat 8, and an upper tool holder 10 and a lower tool holder 11 movably arranged on the edge of the arc-shaped positioning plate 9 through an axis member 16.

[0026] Specifically, in the trowel machine proposed in the present application, a trowel mechanism is provided for the installation and operation drive of the trowel blade. The driving system composed of the air rod 12, the support arm 13 and the support arm 2 5 is used to adjust the position of the lower bracket 1 relative to the upper bracket 2. The lower bracket 1 serves as a carrier structure to drive the upper tool holder 10 and the lower tool holder 11 to rotate and move in the horizontal direction, so as to adjust the operating angle of the trowel blade in the horizontal direction.

[0027] Furthermore, a cylinder 6 is fixed on the back of the lower bracket 1 , and a piston end of the cylinder 6 is penetrated by a fixing bracket 7 of the lower bracket 1 .

[0028] Specifically, when the cylinder 6 is started, the piston end of the cylinder 6 drives the mounting bracket 7 to move linearly, so as to adjust the working positions of the upper tool holder 10 and the lower tool holder 11 .

[0029] Furthermore, a top frame 3 is fixed on the upper part of the upper bracket 2, a shaft rod 15 is fixed at the middle position of the top frame 3, and the lower end of the shaft rod 15 cooperates with the upper end of the lower bracket 1, and an inclined bracket 14 is fixed to the bottom of the back side of the upper bracket 2, and a connecting piece 4 is fixed to the top of the inclined bracket 14 and the end of the top frame 3.

[0030] Specifically, the connecting piece 4 fixed at the end of the top frame 3 and the inclined bracket 14 is used to connect the smoothing mechanism with an external fixed structure, and the setting of the shaft rod 15 is used for the movable positioning of the lower bracket 1 and the upper bracket 2, while ensuring that the lower bracket 1 does not separate from the upper bracket 2 in the vertical position during the rotation of the lower bracket 1 relative to the upper bracket 2.

[0031] Furthermore, the upper tool holder 10 and the lower tool holder 11 are provided with assembly grooves on their inner sides, and the upper tool holder 10 and the lower tool holder 11 are both provided with smoothing blades, and a positioning member 17 is fixed to the side of the end of the arc-shaped positioning plate 9, and the positioning member 17 is connected to the shaft member 16 via a knob.

[0032] Specifically, when the smoothing mechanism is actually used, the smoothing blade used for smoothing the wall is movably embedded in the assembly groove, which improves the convenience of loading and unloading the smoothing blade without affecting the working stability of the smoothing blade. The positioning member 17 is used to assist in the positioning of the shaft member 16, and is generally connected by a knob thread to maintain a fixed relative position between the shaft member 16 and the positioning member 17 in a resisting and fixing manner.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A trowel machine, comprising a trowel mechanism, characterized in that: The smoothing mechanism comprises a lower bracket (1), an upper bracket (2) arranged above the lower bracket (1), a first support arm (13) fixed to the upper edge of the lower bracket (1), a second support arm (5) fixed to the lower edge of the upper bracket (2), a gas rod (12) connected between the first support arm (13) and the second support arm (5), a mounting bracket (7) arranged on the outer side of the lower bracket (1), a mounting seat (8) fixed to the outside of the mounting bracket (7), an arc-shaped positioning plate (9) fixed to the outer side of the mounting seat (8), and an upper tool holder (10) and a lower tool holder (11) movably arranged on the edge of the arc-shaped positioning plate (9) via a shaft (16).

2. A trowel machine according to claim 1, characterized in that: A cylinder (6) is fixed on the back of the lower bracket (1), and a piston end of the cylinder (6) is penetrated by the lower bracket (1) and fixed to a mounting bracket (7).

3. A trowel machine according to claim 1, characterized in that: A top frame (3) is fixed on the upper part of the upper bracket (2), and a shaft rod (15) is fixed at the middle position of the top frame (3), wherein the lower end of the shaft rod (15) matches with the upper end of the lower bracket (1).

4. A trowel machine according to claim 1, characterized in that: An oblique bracket (14) is fixed to the bottom of the back side of the upper bracket (2), and a connecting piece (4) is fixed to the top of the oblique bracket (14) and the end of the top bracket (3).

5. A trowel machine according to claim 1, characterized in that: The upper tool holder (10) and the lower tool holder (11) are provided with assembly grooves on their inner sides, and the upper tool holder (10) and the lower tool holder (11) are both provided with smoothing blades.

6. A trowel machine according to claim 1, characterized in that: A positioning piece (17) is fixed to the side surface of the end of the arc-shaped positioning plate (9), and the positioning piece (17) is connected to the shaft piece (16) via a knob.

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