Handheld carpet shoveling machine tool

Abstract

The invention discloses a handheld carpet shoveling machine tool, and belongs to the technical field of handheld ground operation machines. The problems that an existing carpet shoveling machine tool is high in manufacturing and assembling cost and inconvenient to operate, and accessories are complex to assemble and disassemble are solved. The handheld carpet shoveling machine tool comprises a main machine and a working head assembly, the main machine is provided with a cylindrical shell, a motor and a power output shaft, and the working head assembly comprises a mounting plate, a mounting frame, a bottom plate, an elastic supporting piece, an eccentric driving assembly, a guide mechanism and a tool bit assembly. And the mounting frame is fixedly connected with the mounting plate and is fixed with the host. The mounting plate and the bottom plate are connected through the elastic supporting piece, the power output shaft is connected to the eccentric driving assembly to drive the bottom plate to move, and the guide mechanism guides the bottom plate to move. The structure of the working head is improved, the manufacturing and assembling cost is reduced, the operation comfort is improved, quick mounting and dismounting of accessories can be achieved, host function extension is facilitated, and more comfortable and convenient operation experience is provided.

Description

Technical Field

[0001] The invention relates to a carpet scraping tool, in particular to a handheld carpet scraping tool machine, which is used for quickly scraping away a carpet fixed on a floor surface. Background Art

[0002] As a tool specially used to quickly and effectively remove carpet from the floor, carpet shovel plays an important role in carpet replacement, cleaning or maintenance operations. At present, carpet shovels on the market are mainly divided into two categories: pure hand tools and electric machine tools.

[0003] Purely manual carpet shovels rely on manual operation. Although they do not require electric drive and are suitable for small-scale operations or in environments without electricity supply, their operation is relatively laborious and their efficiency is limited.

[0004] Electric tools have gradually become the mainstream choice for carpet removal due to their high efficiency and labor-saving features. Among them, large push-type carpet scrapers are mainly used in large-area carpet removal operations due to their powerful cutting ability and efficient operation speed. However, they are expensive and relatively complicated to operate. For general household users or small-area operations, these large push-type carpet scrapers are not suitable.

[0005] For small area carpet removal or local repair work, lightweight handheld carpet shovels are favored by more and more ordinary consumers because they are easy to carry, easy to operate and cost-effective. Lightweight handheld carpet shovels can basically meet user needs in design and function, but there is still room for improvement in product structure optimization, reducing manufacturing and assembly costs, and improving operating comfort. Therefore, there is still a lot of room for improvement in the design of this type of handheld carpet shovel, and this type of machine tool has become one of the technical topics studied in the field of electric machine tool technology. Summary of the invention

[0006] The present invention aims to provide a handheld carpet scraping machine tool, which can achieve a reduction in manufacturing and assembly costs and an improvement in operating comfort through further improvements in structural design. Specifically, the present invention will focus on the low-cost design of the machine tool, the improvement of the assembly process, the improvement of ergonomics, and the convenient replacement of cutting parts, in order to provide users with a more comfortable and convenient operating experience while maintaining efficient operating capabilities.

[0007] The technical solution of the present invention is: A handheld carpet removal tool machine, Including mainframe and working head assembly, The main machine has a cylindrical shell extending in the longitudinal direction, and the front and rear ends of the cylindrical shell are fixedly connected to the head shell and the rear handle part respectively; a motor is arranged inside the cylindrical shell, and the motor output shaft of the motor extends in the longitudinal direction, and a driving element is arranged on the motor output shaft; a power output shaft is arranged in the head shell perpendicular to the longitudinal direction, and a transmission element is arranged on the power output shaft, and the transmission element transmits the power of the driving element to the power output shaft; The work head assembly includes a mounting having a central through hole; A mounting frame is provided above the mounting plate, and the mounting frame has a left side plate and a right side plate, a left connecting foot plate bent inwardly is provided at the lower end of the left side plate, and a right connecting foot plate bent inwardly is provided at the lower end of the right side plate, a through groove is provided between the left connecting foot plate and the right connecting foot plate, and the mounting frame is fixedly connected to the mounting plate through the left connecting foot plate and the right connecting foot plate; The left side plate and the right side plate are fixedly connected to the left and right sides of the head shell respectively. A front handle is fixedly connected between the upper end of the left side plate and the upper end of the right side plate; A bottom plate is provided below the mounting plate, and an elastic support member, an eccentric drive assembly and a guide mechanism are provided between the mounting plate and the bottom plate. The upper end and the lower end of the elastic support member are fixedly connected to the mounting plate and the bottom plate respectively, the eccentric drive assembly drives the bottom plate to move, and the guide mechanism guides the movement direction of the bottom plate; A cutter head assembly is fixedly arranged at the front end of the bottom plate; The power output shaft passes downward through the through slot and the central through hole in sequence and is connected to the eccentric driving assembly.

[0008] Furthermore, the left and right sides of the head shell are symmetrically provided with first threaded fixing holes, the left plate and the right plate are provided with first mounting holes corresponding to the first threaded fixing holes, and a first fixing bolt passes through the first mounting hole and is screwed into the first threaded fixing hole, thereby keeping the mounting frame fixedly connected to the host.

[0009] Furthermore, the left connecting foot plate and the right connecting foot plate are provided with a second mounting hole, and the second mounting hole is arranged along a direction parallel to the longitudinal direction; the mounting plate is provided with a third mounting hole corresponding to the second mounting hole on the periphery of the central through hole; the upper end of the elastic support member is provided with a second threaded fixing hole, and a second fixing bolt passes through the second mounting hole and the third mounting hole in sequence from top to bottom and is screwed into the second threaded fixing hole, so as to keep the mounting frame, the mounting plate and the elastic support member fixedly connected.

[0010] Furthermore, a third threaded fixing hole is provided at the lower end of the elastic support member, and a fourth mounting hole is provided at the base plate. A third fixing bolt passes through the fourth mounting hole and is screwed into the third threaded fixing hole, thereby maintaining a fixed connection between the base plate and the elastic support member.

[0011] Furthermore, the cutter head assembly includes a blade mounting plate, a blade, and a blade pressing plate. The rear end hole of the blade mounting plate is fixed to the front end of the base plate through the third fixing bolt. The screw passes through the front end hole of the blade mounting plate, the mounting groove of the blade, and the through hole of the blade pressing plate in sequence and is screwed into a nut to fix the blade to the blade mounting plate. The rear end hole, the fourth mounting hole of the bottom plate, and the third threaded fixing hole at the lower end of the support member are arranged concentrically; An intermediate fixing hole is also provided between the rear end hole and the front end hole, by means of which the blade mounting plate can be further fixed to the bottom plate by bolts and nuts.

[0012] Furthermore, the lower end of the power output shaft has a threaded connection portion, the eccentric drive assembly includes a bearing mounting seat, a bearing is pressed into the bearing mounting seat, an eccentric bearing is installed in the bearing, a balance block is provided above the eccentric bearing, and the threaded connection portion passes through the balance block and maintains a threaded connection with the eccentric bearing; The bearing mounting seat has a lower flange, the bottom plate is provided with a bottom plate through hole, and the lower flange is inserted into the bottom plate through hole; The bearing mounting seat is provided with a fifth mounting hole, and the outer periphery of the bottom plate through hole is provided with a sixth mounting hole; A cover plate is also provided under the bottom plate, and the cover plate has a seventh mounting hole; The fourth fixing bolt passes through the seventh mounting hole and the sixth mounting hole and is screwed into the fifth mounting hole, thereby keeping the bearing mounting seat, the base plate and the cover plate fixedly connected.

[0013] Furthermore, the guide mechanism includes an upper guide block fixedly connected to the mounting plate, the upper guide block having a guide column extending downward, and an oil-containing bearing sleeved on the guide column; a lower guide block fixedly connected to the base plate, the lower guide block having a guide groove; the oil-containing bearing is located in the guide groove.

[0014] Furthermore, the mounting frame also includes a front baffle plate arranged at the front end, and the front baffle plate, the left side plate, the right side plate, the left connecting foot plate, and the right connecting foot plate are integrally formed metal sheet metal parts.

[0015] Furthermore, the elastic support members are four highly elastic rubber members arranged in a rectangular shape.

[0016] Furthermore, the mounting plate and the base plate are both metal sheet stamping parts.

[0017] Compared with the prior art, the beneficial technical effect of the present invention is mainly to achieve the reduction of manufacturing and assembly costs and the improvement of operating comfort. The present invention can realize the convenient disassembly and installation of accessories through the improvement of the quick installation and disassembly structure of the working head accessories, facilitate the expansion of the host function, and provide users with a more comfortable and convenient operating experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the handheld carpet removal tool machine of the present invention; Figure 2 It is a partial cross-sectional structural schematic diagram of the handheld carpet scraping tool machine of the present invention; Figure 3 It is a structural schematic diagram of the main machine of the handheld carpet scraping tool machine of the present invention; Figure 4 is a schematic diagram of a working head assembly of a handheld carpet removal tool machine according to the present invention; Figure 5 is another schematic diagram of the working head assembly of the handheld carpet removal tool machine of the present invention; Figure 6 is a top view schematic diagram of a working head assembly of a handheld carpet removal tool machine of the present invention; Figure 7 yes Figure 6 Sectional view along line AA; Figure 8 yes Figure 6 Sectional view along line BB; Fig. 9 It is a schematic diagram of an exploded structure of a working head assembly of a handheld carpet removal tool machine of the present invention; Fig.10 It is another exploded structural schematic diagram of the working head assembly of the handheld carpet removal tool machine of the present invention; Fig.11 It is a schematic diagram of the structure of the mounting plate in the handheld carpet removal tool machine of the present invention; Fig.12 It is a schematic diagram of the structure of the mounting frame in the handheld carpet removal tool machine of the present invention; Fig.13 It is a schematic diagram of the structure of the eccentric drive assembly in the handheld carpet removal tool of the present invention; Fig.14 yes Fig.13 Schematic diagram of the exploded structure of the structure shown in; Fig.15 The present invention is a schematic diagram of the structure of the bottom plate of the handheld carpet scraping tool machine.

[0019] In the figure, 1-main machine, 2-working head assembly, 3-cylindrical shell, 4-head shell, 15-first fixing bolt, h1-first mounting hole, 41-first threaded fixing hole, 5-rear handle part, 51-handle connecting part, 52-handle, 53-trigger, 54-power cord, 6-motor, 61-motor output shaft, 62-driving element, 7-output shaft, 71-transmission element, 72-threaded connecting part, XX-longitudinal direction, 8-mounting plate, 81-center through hole, 9-mounting frame, 91-left side plate, 92-right side plate, 93-left connecting foot plate, 94-right connecting foot plate, 95-through groove, 96-front baffle, 300-front handle, 10-bottom plate, 11-elastic support member, 12-eccentric drive assembly, 13-guide mechanism, 16-second fixing bolt, h2-second mounting Mounting hole, h3-third mounting hole, 110-second threaded fixing hole, 111-fourth threaded mounting hole, h4-fourth mounting hole, 17-third fixing bolt, 18-bearing mounting seat, 180-lower flange, 19-bearing, 20-eccentric bearing, 21-balance block, 100-bottom plate through hole, h5-fifth mounting hole, h6-sixth mounting hole, 22-cover plate, h7-seventh mounting hole, 13-guide mechanism, 24-upper guide block, 25-guide column, 26-oil bearing, 27-lower guide block, 28-guide groove, 14-cutter head assembly, 29-blade mounting plate, 2901-rear end hole, 2902-front end hole, 2903-middle fixing hole, 30-blade, 301-mounting groove, 31-blade pressure plate, 310-through hole, 32-bolt, 33-nut DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings.

[0021] like Figures 1 to 3 As shown, the handheld carpet removal tool of the present invention comprises a main body 1 and a working head assembly 2 .

[0022] The main machine 1 has a cylindrical shell 3 in the middle, which can be made of engineering plastics such as PP, ABS, nylon, etc. through injection molding. The cylindrical shell 3 extends along the longitudinal direction XX, and contains a motor 6 inside. The motor 6 has a motor output shaft 61 extending along the longitudinal direction XX. A driving element 62 is provided on the motor output shaft 61. As an embodiment of the present invention, the driving element 62 is preferably a bevel gear. As an alternative embodiment, the driving element 62 can also be a helical gear, a worm, etc.

[0023] A head shell 4 is fixedly connected to the front end of the cylindrical shell 3 by screws. The head shell 4 is preferably made of metal material. A power output shaft 7 is rotatably arranged in the head shell 4 along a direction perpendicular to the longitudinal direction XX. Specifically, the upper end and the middle end of the power output shaft 7 in the present invention can be supported in the head shell 4 by oil-containing bearings and deep groove ball bearings, respectively. A transmission element 71 is also arranged on the power output shaft 7. The transmission element 71 cooperates with the driving element 62 to transmit power from the motor output shaft 61. As an embodiment of the present invention, the transmission element 71 is preferably a bevel gear. As an alternative embodiment, the transmission element 71 can also be a helical gear, a turbine, etc.

[0024] A rear handle portion 5 is provided at the rear end of the cylindrical shell 3. The rear handle portion 5 has a handle connecting portion 51 and a handle 52. The rear handle portion 5 is fixedly connected to the rear end of the cylindrical shell 3 through the handle connecting portion 51. A trigger 53 is provided at the lower part of the handle 5 near the handle connecting portion 51. The trigger 53 is used to control the on and off of the motor 6. A power cord 54 is provided at the rear end of the handle 5 to receive AC power input. As another alternative embodiment, the present invention can also be powered by a DC lithium battery pack.

[0025] refer to Figures 4 to 12 As shown, the working head assembly 2 includes a mounting plate 8 with a central through hole 81, a mounting frame 9 is provided above the mounting plate 8, and the mounting frame 9 has a left side plate 91 and a right side plate 92, a left connecting foot plate 93 bent inwardly is provided at the lower end of the left side plate 91, and a right connecting foot plate 94 bent inwardly is provided at the lower end of the right side plate 92, and a through groove 95 is formed between the left connecting foot plate 93 and the right connecting foot plate 94. The mounting frame 9 is fixedly connected to the fixing plate 8 through the left connecting foot plate 93 and the right connecting foot plate 94, and the specific connection form between the two can be any one or a combination of bolt connection, riveting, welding, etc.

[0026] In order to facilitate the user to better hold and maintain a good center of gravity balance when holding, a front handle (300) is fixedly connected between the upper end of the left plate 91 and the upper end of the right plate 92 by bolts. The front handle 300 is arranged along a transverse direction perpendicular to the longitudinal direction XX, and its center of gravity is located between the left plate 91 and the right plate 92.

[0027] The mounting frame 9 is fixedly connected to the left and right sides of the head shell 4 through the left side plate 91 and the right side plate 92. As a preferred fixed connection method, the present invention symmetrically provides first threaded fixing holes 41 on the left and right sides of the head shell 4, and provides first mounting holes h1 corresponding to the first threaded fixing holes 41 on the left side plate 91 and the right side plate 92. The first fixing bolt 15 passes through the first mounting hole h1 and is screwed into the first threaded fixing hole 41, so as to keep the mounting frame 9 fixedly connected to the host 1.

[0028] A base plate 10 is provided below the mounting plate 8, and an elastic support member 11, an eccentric drive assembly 12 and a guide mechanism 13 are provided between the mounting plate 8 and the base plate 10. The upper and lower ends of the elastic support member 11 are fixedly connected to the mounting plate 8 and the base plate 10 respectively. The eccentric drive assembly 12 drives the base plate 10 to move, and the guide mechanism 13 guides the movement direction of the base plate 10.

[0029] In order to better realize a more reliable connection between the mounting frame 9, the mounting plate 8, the elastic support member 11, and the bottom plate 10, and achieve a more stable and compact structure, as a preferred embodiment of the present invention, the following will be combined with Figures 7 to 12 , Fig.15 , the structures of the mounting frame 9, the mounting plate 8, the elastic support member 11, and the base plate 10 are further described.

[0030] The left connecting foot plate 93 and the right connecting foot plate 94 of the mounting frame 9 are provided with second mounting holes h2, which are arranged parallel to the longitudinal direction XX, and two second mounting holes h2 are arranged on the left connecting foot plate 93 and the right connecting foot plate 94 respectively. The mounting plate 8 is provided with third mounting holes h3 corresponding to the position and number of the second mounting holes h2 on the periphery of the central through hole 81. The upper end of the elastic support member 11 is provided with a second threaded fixing hole 110, and the second fixing bolt 16 passes through the second mounting hole h2 and the third mounting hole h3 from top to bottom in sequence and is screwed into the second threaded fixing hole 110, so as to keep the mounting frame 9, the mounting plate 8 and the elastic support member 11 fixedly connected.

[0031] A third threaded fixing hole 111 is provided at the lower end of the elastic support member 11, and a fourth mounting hole h4 is provided at the bottom plate 10. The third fixing bolt 17 passes through the fourth mounting hole h4 and is screwed into the third threaded fixing hole 111, thereby maintaining a fixed connection between the bottom plate 8 and the elastic support member 11.

[0032] The mounting frame 9 further includes a front baffle plate 96 disposed at the front end. The front baffle plate 96 , the left side plate 91 , the right side plate 92 , the left connecting foot plate 93 , and the right connecting foot plate 94 are integrally formed metal sheet metal parts.

[0033] The elastic supporting member 11 is four highly elastic rubber members arranged in a rectangular shape.

[0034] The mounting plate 8 and the base plate 10 are both metal sheet stamping parts.

[0035] Figure 7 , Fig.13 , Fig.14 , Fig.15 A preferred specific embodiment of an eccentric drive assembly 12 of the present invention is illustrated.

[0036] The eccentric drive assembly 12 includes a bearing mounting seat 18, a bearing 19 is pressed into the bearing mounting seat 18, an eccentric bearing 20 is installed in the bearing 19, an eccentric distance e is provided between the eccentric bearing 20 and the power output shaft 7, a balance block 21 is provided above the eccentric bearing 20, and a threaded connection 72 at the lower end of the power output shaft 7 passes through the balance block 21 and maintains a threaded connection with the eccentric bearing 20. When the power output shaft 7 rotates clockwise, it can drive the eccentric bearing 20 to rotate together. Conversely, if the power output shaft 7 rotates counterclockwise, it can be separated from the eccentric bearing 20.

[0037] In order to allow the eccentric drive assembly 12 to drive the base plate 10 to move, the bearing mounting seat 18 has a lower flange 180, and the base plate 10 is provided with a base plate through hole 100. The lower flange 180 is inserted into the base plate through hole 100 to drive the base plate 10 to move through the eccentric rotational motion.

[0038] The bearing mounting seat 18 is provided with a fifth mounting hole h5, and the outer periphery of the bottom plate through hole 100 is provided with a sixth mounting hole h6; A cover plate 22 is provided below the base plate 10 for covering the base plate through hole 100. The cover plate 22 is provided with a seventh mounting hole h7. A third fixing bolt 23 passes through the seventh mounting hole h7 and the sixth mounting hole h6 and is screwed into the fifth mounting hole h5, thereby maintaining a fixed connection between the bearing mounting seat (18), the base plate (10) and the cover plate (22).

[0039] Reference below Figure 2 and Fig.15 , a preferred guide mechanism 13 of the present invention is described.

[0040] The guide mechanism 13 includes an upper guide block 24 fixedly connected to the mounting plate 8 by means of bolts or welding, the upper guide block 24 has a guide column 25 extending downward, and an oil-containing bearing 26 is sleeved on the guide column 25; it also includes a lower guide block 27 fixedly connected to the base plate 8 by means of bolts or welding, and the lower guide block 28 is provided with a guide groove 28; the oil-containing bearing 26 is located in the guide groove 28, and when the eccentric drive assembly 12 drives the base plate 10 to move, the movement direction of the base plate can be guided by the cooperation between the guide groove 28 and the oil-containing bearing 26 sleeved on the guide column 25.

[0041] like Fig. 9As shown, the cutter head assembly 14 includes a blade mounting plate 29, a blade 30, and a blade pressing plate 31. The rear end hole 2901 of the blade mounting plate 29 is fixed to the front end of the base plate 10 by the third fixing bolt 17. The bolt 32 passes through the front end hole 2902 of the blade mounting plate, the mounting groove 301 of the blade 30, and the through hole 310 of the blade pressing plate 31 in sequence and is screwed into the nut 33, thereby fixing the blade 30 to the blade mounting plate 29. The rear end hole 2901 and the fourth mounting hole of the base plate 10 and the third threaded fixing hole 111 at the lower end of the support member 11 are arranged concentrically. An intermediate fixing hole 2903 is also arranged between the rear end hole 2901 and the front end hole 2902, and the blade mounting plate 29 can be further fixed to the base plate 10 by bolts and nuts through the fixing hole 2903. Through this structural setting, not only can the blade 30 be quickly installed and replaced, and the overall fastening structure is reliable and firm, but also the overall structural space layout is maximized to be more compact.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

[0043] In the above description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0044] In the above description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

Claims

1. A handheld carpet removal tool machine, It comprises a main machine (1) and a working head assembly (2), The main machine (1) comprises a cylindrical shell (3) extending in a longitudinal direction (XX), the front end and the rear end of the cylindrical shell (3) being fixedly connected to the head shell (4) and the rear handle portion (5) respectively; a motor (6) is arranged inside the cylindrical shell (3), a motor output shaft (61) of the motor (6) extending in the longitudinal direction (XX), and a driving element (62) is arranged on the motor output shaft (61); a power output shaft (7) is arranged in the head shell (4) in a direction perpendicular to the longitudinal direction (XX), and a transmission element (71) is arranged on the power output shaft (7), and the transmission element (71) transmits power of the driving element (62) to the power output shaft (7); Features: The working head assembly (2) comprises a mounting plate (8) having a central through hole (81); A mounting frame (9) is provided above the mounting plate (8), the mounting frame (9) comprising a left side plate (91) and a right side plate (92), a left connecting foot plate (93) bent inwardly is provided at the lower end of the left side plate (91), a right connecting foot plate (94) bent inwardly is provided at the lower end of the right side plate (92), a through slot (95) is provided between the left connecting foot plate (93) and the right connecting foot plate (94), and the mounting frame (9) is fixedly connected to the mounting plate (8) via the left connecting foot plate (93) and the right connecting foot plate (94); The left side plate (91) and the right side plate (92) are fixedly connected to the left and right sides of the head shell (4), respectively. A front handle (300) is fixedly connected between the upper end of the left side plate (91) and the upper end of the right side plate (92); A base plate (10) is provided below the mounting plate (8), and an elastic support member (11), an eccentric drive assembly (12) and a guide mechanism (13) are provided between the mounting plate (8) and the base plate (10); the upper end and the lower end of the elastic support member (11) are fixedly connected to the mounting plate (8) and the base plate (10) respectively, the eccentric drive assembly (12) drives the base plate (10) to move, and the guide mechanism (13) guides the movement direction of the base plate (10); A cutter head assembly (14) is fixedly arranged at the front end of the bottom plate (10); The power output shaft (7) passes downward through the through slot (95) and the central through hole (81) in sequence to be connected to the eccentric drive assembly (12).

2. The handheld carpet removal tool according to claim 1, characterized in that: The head shell (4) is symmetrically provided with first threaded fixing holes (41) on the left and right sides, the left side plate (91) and the right side plate (92) are provided with first mounting holes (h1) corresponding to the first threaded fixing holes (41), and a first fixing bolt (15) passes through the first mounting hole (h1) and is screwed into the first threaded fixing hole (41), thereby maintaining a fixed connection between the mounting frame (9) and the host (1).

3. The handheld carpet removal tool according to claim 1 or 2, characterized in that: The left connecting foot plate (93) and the right connecting foot plate (94) are provided with second mounting holes (h2), and the second mounting holes (h2) are arranged along and parallel to the longitudinal direction (XX); the mounting plate (8) is provided with a third mounting hole (h3) corresponding to the second mounting hole (h2) on the periphery of the central through hole (81); the upper end of the elastic support member (11) is provided with a second threaded fixing hole (110), and a second fixing bolt (16) passes through the second mounting hole (h2), the third mounting hole (h3) in sequence from top to bottom and is screwed into the second threaded fixing hole (110), thereby maintaining the mounting frame (9), the mounting plate (8) and the elastic support member (11) in fixed connection.

4. The handheld carpet removal tool according to claim 3, characterized in that: A third threaded fixing hole (111) is provided at the lower end of the elastic support member (11), and a fourth mounting hole (h4) is provided on the base plate (10). A third fixing bolt (17) passes through the fourth mounting hole (101) and is screwed into the third threaded fixing hole (111), thereby maintaining a fixed connection between the base plate (10) and the elastic support member (11).

5. The handheld carpet removal tool according to claim 4, characterized in that: The cutter head assembly (14) comprises a blade mounting plate (29), a blade (30), and a blade pressing plate (31); the rear end hole (2901) of the blade mounting plate (29) is fixed to the front end of the base plate (10) via the third fixing bolt (17); the bolt (32) passes through the front end hole (2902) of the blade mounting plate (29), the mounting groove (301) of the blade (30), and the through hole (310) of the blade pressing plate (31) in sequence, and is screwed into a nut (33) to fix the blade (30) to the blade mounting plate (29); The rear end hole (2901), the fourth mounting hole (h4) of the bottom plate (10), and the third threaded fixing hole (111) at the lower end of the support member (11) are arranged concentrically; An intermediate fixing hole (2903) is also provided between the rear end hole (2901) and the front end hole (2902), and the blade mounting plate (29) can be further fixed to the base plate (10) by means of bolts and nuts via the fixing hole (2903).

6. The handheld carpet removal tool according to claim 1, characterized in that: The lower end of the power output shaft (7) has a threaded connection portion (72), the eccentric drive assembly (12) comprises a bearing mounting seat (18), a bearing (19) is pressed into the bearing mounting seat (18), an eccentric bearing (20) is installed in the bearing (19), a balancing block (21) is provided above the eccentric bearing (20), and the threaded connection portion (72) passes through the balancing block (21) and maintains a threaded connection with the eccentric bearing (20); The bearing mounting seat (18) has a lower flange (180), the bottom plate (10) is provided with a bottom plate through hole (100), and the lower flange (180) is inserted into the bottom plate through hole (100); The bearing mounting seat (18) is provided with a fifth mounting hole (h5), and the outer periphery of the bottom plate through hole (100) is provided with a sixth mounting hole (h6); A cover plate (22) is further provided below the base plate (10), and the cover plate (22) is provided with a seventh mounting hole (h7); The fourth fixing bolt (23) passes through the seventh mounting hole (h7), the sixth mounting hole (h6) and is screwed into the fifth mounting hole (h5), thereby maintaining the bearing mounting seat (18), the base plate (10) and the cover plate (22) in fixed connection.

7. The handheld carpet removal tool according to claim 1, characterized in that: The guide mechanism (13) comprises an upper guide block (24) fixedly connected to the mounting plate (8), the upper guide block (24) having a guide column (25) extending downward, an oil-containing bearing (26) sleeved on the guide column (25); a lower guide block (27) fixedly connected to the base plate (10), the lower guide block (27) having a guide groove (28); and the oil-containing bearing (26) is located in the guide groove (28).

8. The handheld carpet removal tool according to claim 1, characterized in that: The mounting frame (9) further comprises a front baffle (96) arranged at the front end, wherein the front baffle (96), the left side plate (91), the right side plate (92), the left connecting foot plate (93), and the right connecting foot plate (94) are integrally formed metal sheet metal parts.

9. The handheld carpet removal tool according to claim 1, characterized in that: The elastic support members (11) are four highly elastic rubber members arranged in a rectangular shape.

10. The handheld carpet removal tool according to claim 1, characterized in that: The mounting plate (8) and the bottom plate (10) are both metal sheet stamping parts.

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