Gear and rack transmission module with kidney-shaped hole

Abstract

The utility model discloses a gear rack transmission module with kidney-shaped holes, which relates to the technical field of transmission modules and comprises a base and a moving plate, the moving plate is positioned above the base, a rack is mounted at the top of the base, a flange plate is mounted at the top of the moving plate, a speed reducer is mounted at the top of the flange plate, and a servo motor is mounted at the top of the speed reducer. A speed reducer is arranged on the base, an output shaft of the speed reducer penetrates through the moving plate and is provided with a gear, connecting plates are arranged on the two sides of the bottom of the moving plate, guide assemblies are arranged between the connecting plates and the base, and an adjusting assembly is arranged between the flange plate and the moving plate. The position of the gear can be adjusted through the flange plate, so that the gear and the rack are high in meshing degree, the problem that meshing precision becomes poor is solved, and therefore the phenomena that equipment runs unstably, the service life is shortened, and working efficiency is reduced are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission modules, in particular to a gear rack transmission module with waist-shaped holes. Background Art

[0002] The rack and pinion transmission module is a common linear module. It uses the meshing of gears and racks to achieve power transmission and motion control. Its working principle is similar to that of traditional mechanical transmission. Compared with other types of linear modules, the rack and pinion transmission module has a longer stroke and is widely used in automation equipment and precision machinery.

[0003] In the existing rack and pinion transmission module, the meshing accuracy of the rack and pinion may deteriorate due to improper installation or use during use, which may lead to unstable equipment operation, shortened service life and reduced work efficiency. Therefore, it is necessary to propose a rack and pinion transmission module with a waist-shaped hole. Utility Model Content

[0004] The purpose of the utility model is to provide a gear rack transmission module with waist-shaped holes to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear rack transmission module with a waist-shaped hole, comprising a base and a movable plate, the movable plate is located above the base, a rack is installed on the top of the base, a flange plate is installed on the top of the movable plate, a reducer is installed on the top of the flange plate, a servo motor is installed on the top of the reducer, the output shaft of the reducer passes through the movable plate and is installed with a gear, the gear and the rack are meshed for transmission, connecting plates are installed on both sides of the bottom of the movable plate, a guide assembly is arranged between the connecting plate and the base, an adjustment assembly is arranged between the flange plate and the movable plate, the adjustment assembly comprises an adjustment groove opened on the top of the movable plate, an adjusting screw and a limiting slide rod are installed in the groove of the adjusting groove, and an adjustment seat is passed through the adjusting screw and the limiting slide rod.

[0006] Preferably, the adjustment seat is threadedly connected to the adjustment screw, the adjustment seat is slidably connected to the limiting slide rod, and the top of the adjustment seat is connected to the bottom of the flange plate.

[0007] Preferably, the guide assembly comprises a guide rail and a slide seat, wherein the guide rail is mounted on a side of the base, a waist-shaped hole is provided on the slide seat, and the slide seat is slidably connected to the guide rail via the waist-shaped hole.

[0008] Preferably, one end of the adjusting screw passes through the movable plate and is provided with a knob.

[0009] Preferably, fixing seats are installed on both sides of the top of the base, and a displacement sensor is installed on the side of the fixing seat facing the movable plate.

[0010] Preferably, the guide rail and the rack are fixed to the base by bolts.

[0011] Preferably, a plurality of equidistantly distributed reinforcing rib plates are installed between the movable plate and the connecting plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with an adjustment component. Through the coordinated use of the adjustment groove, the adjustment screw, the limit slide rod, the adjustment seat and the knob, the position of the gear can be adjusted through the flange plate, so that the gear and the rack have a higher degree of meshing, thereby preventing the problem of poor meshing accuracy, thereby avoiding unstable equipment operation, shortened service life and reduced work efficiency.

[0014] 2. The utility model is provided with a guide assembly, which can guide the movement of the movable plate through the coordinated use of the guide rail, the slide seat, the waist-shaped hole and the connecting plate, so that the movement of the movable plate is more stable.

[0015] 3. In the present invention, the distance between the movable plate and the movable plate can be sensed by the displacement sensor, thereby facilitating the control of the displacement of the movable plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 3 This is a schematic diagram of the structure of the adjustment component of the utility model.

[0019] In the figure: 1. base; 2. moving plate; 3. rack; 4. flange plate; 5. reducer; 6. servo motor; 7. gear; 8. adjustment assembly; 81. adjustment slot; 82. adjustment screw; 83. limit slide rod; 84. adjustment seat; 85. knob; 9. connecting plate; 10. guide assembly; 101. guide rail; 102. slide seat; 103. waist-shaped hole; 11. fixed seat; 12. displacement sensor; 13. reinforcing rib plate. DETAILED DESCRIPTION

[0020] 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.

[0021] Embodiment 1:

[0022] See also Figure 1 The gear rack transmission module is a common linear module, which uses the meshing of gears and racks to achieve power transmission and motion control. Its working principle is similar to that of traditional mechanical transmission. The utility model provides a technical solution: a gear rack transmission module with a waist-shaped hole, comprising a base 1 and a moving plate 2, the moving plate 2 is located above the base 1, a rack 3 is installed on the top of the base 1, a flange plate 4 is installed on the top of the moving plate 2, a reducer 5 is installed on the top of the flange plate 4, a servo motor 6 is installed on the top of the reducer 5, the output shaft of the reducer 5 passes through the moving plate 2 and is installed with a gear 7, the gear 7 and the rack 3 are meshed for transmission, by starting the servo motor 6, the output torque can be increased while reducing the speed through the reducer 5, and the moving plate 2 can be driven to perform linear motion under the action of the gear 7 and the rack 3.

[0023] In this embodiment, please refer to Figure 1 and Figure 2 , connecting plates 9 are installed on both sides of the bottom of the movable plate 2, and a guide assembly 10 is arranged between the connecting plate 9 and the base 1. The guide assembly 10 includes a guide rail 101 and a slide seat 102. The guide rail 101 is installed on the side of the base 1, and a waist-shaped hole 103 is opened on the slide seat 102. The slide seat 102 is slidably connected to the guide rail 101 through the waist-shaped hole 103. Through the coordinated use of the guide rail 101, the slide seat 102, the waist-shaped hole 103 and the connecting plate 9, the movement of the movable plate 2 can be guided, so that the movement of the movable plate 2 is more stable.

[0024] In this embodiment, please refer to Figure 1 and Figure 3, an adjusting component 8 is provided between the flange plate 4 and the movable plate 2, the adjusting component 8 includes an adjusting slot 81 opened at the top of the movable plate 2, an adjusting screw 82 and a limiting slide bar 83 are installed in the slot of the adjusting slot 81, an adjusting seat 84 is penetrated through the adjusting screw 82 and the limiting slide bar 83, the adjusting seat 84 is threadedly connected with the adjusting screw 82, the adjusting seat 84 is slidably connected with the limiting slide bar 83, the top of the adjusting seat 84 is connected to the bottom of the flange plate 4, one end of the adjusting screw 82 penetrates the movable plate 2 and is installed with a knob 85, by turning the knob 85, the adjusting screw 82 is driven to rotate, and under the limiting action of the limiting slide bar 83, the adjusting seat 84 is driven to move along the adjusting slot 81, and then the position of the gear 7 is adjusted through the flange plate 4, so that the gear 7 has a higher degree of meshing with the rack 3, to prevent the problem of poor meshing accuracy, thereby avoiding unstable operation of the equipment, shortened service life and reduced work efficiency.

[0025] In this embodiment, please refer to Figure 1 A fixing seat 11 is installed on both sides of the top of the base 1, and a displacement sensor 12 is installed on the side of the fixing seat 11 facing the movable plate 2. The displacement sensor 12 can sense the distance between the movable plate 2, thereby facilitating the control of the displacement of the movable plate 2.

[0026] In this embodiment, please refer to Figure 1 and Figure 2 The guide rail 101 and the rack 3 are fixed to the base 1 by bolts, and a detachable structure is formed between the guide rail 101 and the rack 3 and the base 1 by bolt fixing.

[0027] Embodiment 2:

[0028] See also Figure 1 This embodiment is different from the first embodiment in that a plurality of equally spaced reinforcing rib plates 13 are installed between the movable plate 2 and the connecting plate 9, and the reinforcing rib plates 13 can improve the connection strength between the movable plate 2 and the connecting plate 9.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gear rack transmission module with waist-shaped holes, characterized in that: The invention comprises a base (1) and a moving plate (2), wherein the moving plate (2) is located above the base (1), a rack (3) is installed on the top of the base (1), a flange plate (4) is installed on the top of the moving plate (2), a reducer (5) is installed on the top of the flange plate (4), a servo motor (6) is installed on the top of the reducer (5), an output shaft of the reducer (5) passes through the moving plate (2) and is installed with a gear (7), the gear (7) and the rack (3) are meshed for transmission, and the moving plate A connecting plate (9) is installed on both sides of the bottom of the movable plate (2), a guide assembly (10) is arranged between the connecting plate (9) and the base (1), an adjustment assembly (8) is arranged between the flange plate (4) and the movable plate (2), and the adjustment assembly (8) includes an adjustment groove (81) opened on the top of the movable plate (2), an adjustment screw (82) and a limit slide (83) are installed in the groove of the adjustment groove (81), and an adjustment seat (84) is passed through the adjustment screw (82) and the limit slide (83).

2. A rack and pinion transmission module with waist-shaped holes according to claim 1, characterized in that: The adjusting seat (84) is threadedly connected to the adjusting screw rod (82), the adjusting seat (84) is slidably connected to the limiting sliding rod (83), and the top of the adjusting seat (84) is connected to the bottom of the flange plate (4).

3. The gear rack transmission module with waist-shaped holes according to claim 1, characterized in that: The guide assembly (10) comprises a guide rail (101) and a slide seat (102); the guide rail (101) is mounted on a side of the base (1); a waist-shaped hole (103) is provided on the slide seat (102); and the slide seat (102) is slidably connected to the guide rail (101) via the waist-shaped hole (103).

4. The gear rack transmission module with waist-shaped holes according to claim 1, characterized in that: One end of the adjusting screw rod (82) passes through the moving plate (2) and is provided with a knob (85).

5. The gear rack transmission module with waist-shaped holes according to claim 1, characterized in that: Fixed seats (11) are installed on both sides of the top of the base (1), and a displacement sensor (12) is installed on the side of the fixed seat (11) facing the movable plate (2).

6. The gear rack transmission module with waist-shaped holes according to claim 3, characterized in that: The guide rail (101) and the rack (3) are fixed to the base (1) by bolts.

7. The gear rack transmission module with waist-shaped holes according to claim 1, characterized in that: A plurality of equidistantly distributed reinforcing rib plates (13) are installed between the movable plate (2) and the connecting plate (9).

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