Motor and gear pressing and positioning structure

Abstract

The utility model discloses a motor and gear pressing and positioning structure, and belongs to the technical field of gear pressing. The pressing device comprises a lower supporting plate, the top of the lower supporting plate is connected with a plurality of supporting rods, one ends of the supporting rods are connected with the same upper connecting plate, an air cylinder is fixedly installed at the top of the upper connecting plate, an ejector rod of the air cylinder penetrates through the upper connecting plate and is connected with a pressing module, and a sliding groove is formed in the top of the lower supporting plate. A bearing plate is slidably connected into the sliding groove, and a protection device is arranged on one side of the top of the lower supporting plate and comprises a built-in groove. According to the gear pressing device, the protection device is arranged, the air cylinder drives the pressing module to move downwards, then the pressing module drives the pull ring to move through the rope, the pull ring drives the movable plate to move upwards, the movable plate and the side plate form a protection cover, the gear is prevented from jumping out due to deviation in the pressing process, and therefore the safety of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of gear pressing, and in particular relates to a motor and gear pressing and positioning structure. Background Art

[0002] Nowadays, electrification is increasingly developed, and in some transmission components, it is necessary to use a high-coaxial interference fit structure between the motor shaft and the gear hole or the inner hole of other rotating rollers to ensure smooth and reliable output of the original power. Therefore, a pressing device is needed to connect the motor and the gear.

[0003] Chinese application number: CN202020520548.X document discloses a motor gear precision pressing device, which is characterized by: including a fixed frame, a cylinder, a cylinder fixing frame, a gear press head, a gear press head fixing frame, a slider, a slide rail, a motor, a motor fixed base, a control box, a bottom support block, an opening and closing cylinder and a gear positioning sleeve. The cylinder fixing frame is fixedly installed on the inner wall of the fixed frame, the cylinder is installed on the cylinder fixing frame, the gear press head is installed on the output end of the cylinder, and the output end of the cylinder is also fixedly installed on the gear press head fixing frame. However, during the pressing process, the gear is offset, causing the gear to pop out during pressing, thereby causing damage to the surrounding area. Utility Model Content

[0004] The purpose of the utility model is to solve the problem of lack of protection during pressing and to propose a motor and gear pressing and positioning structure.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a motor and gear pressing and positioning structure, including a lower support plate, a plurality of support rods are connected to the top of the lower support plate, and one end of the plurality of support rods is connected to the same upper connecting plate, a cylinder is fixedly installed on the top of the upper connecting plate, the cylinder top rod passes through the upper connecting plate and is connected to a pressing module, a sliding groove is provided on the top of the lower support plate, and a supporting plate is slidably connected in the sliding groove, and a protective device is provided on one side of the top of the lower support plate, the protective device includes a built-in groove, the inner wall of the built-in groove is slidably connected to a movable plate, two fixed grooves are provided at the bottom of the movable plate, and a fixed rod is slidably connected in the fixed groove, the outer wall of the fixed rod is provided with a first spring, and two pull rings are connected to the top of the movable plate.

[0006] As a further description of the above technical solution:

[0007] The two ends of the first spring are respectively connected to the bottom of the movable plate and the bottom of the built-in groove, and the built-in groove is opened on the top of the lower support plate, and the other end of the fixing rod is connected to the bottom of the built-in groove.

[0008] As a further description of the above technical solution:

[0009] A plurality of guide wheels are connected to the top of the upper connecting plate, and a same rope is connected for transmission between two corresponding guide wheels, one end of the rope is connected to one side of the pull ring, and the other end of the rope passes through the upper connecting plate and is connected to the top of the pressing module.

[0010] As a further description of the above technical solution:

[0011] There are sliding grooves on both sides of the inner wall of the sliding groove, and a slider is slidably connected in the sliding groove, and one side of the slider is connected to one side of the supporting plate, and a nut is embedded in the supporting plate, and a threaded rod is connected to the inner thread of the nut, one end of the threaded rod is rotatably connected to one side of the sliding groove, and a motor is fixedly installed on one side of the lower support plate, and the motor output shaft extends into the sliding groove and is connected to the other end of the threaded rod, and a plurality of side plates are connected to the top of the lower support plate, and one side of the side plate is connected to one side of the adjacent support rod.

[0012] As a further description of the above technical solution:

[0013] A fixing device is provided on the top of the supporting plate, and the fixing device includes a movable groove, in which two sliding sleeve seats are slidably connected, and the same sliding rod is slidably connected in the two sliding sleeve seats, a second spring is provided on the outer wall of the sliding rod, and a fixed arc plate is connected to the top of the sliding sleeve seat.

[0014] As a further description of the above technical solution:

[0015] The movable groove is opened on the top of the object-bearing plate, and the two ends of the slide rod are respectively connected to the two sides of the inner wall of the movable groove, and the two ends of the second spring are respectively connected to one side of the opposite surface of the two sliding sleeve seats.

[0016] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0017] 1. In the present invention, a protective device is provided, and the pressing module is driven downward by the cylinder, and then the pressing module drives the pull ring to move through the rope, and then the pull ring drives the movable plate to move upward, and then the movable plate and the side plate form a protective cover, thereby preventing the gear from popping out due to offset during pressing, thereby improving the safety of the device.

[0018] 2. In the present invention, a fixing device is provided to place the motor between two fixed arc plates. The fixed arc plates are squeezed toward both sides, causing the sliding sleeve to stretch the second spring. Then, the rebound force of the second spring causes the two fixed arc plates to contact and squeeze the motor, thereby ensuring that the motor will not be displaced during pressing, thereby ensuring the normal operation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of a motor and gear pressing and positioning structure proposed by the present invention;

[0020] Figure 2 This is a schematic diagram of the sliding groove structure of a motor and gear pressing and positioning structure proposed by the present invention;

[0021] Figure 3 This is a schematic diagram of the fixing device structure of a motor and gear pressing and positioning structure proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the protective device structure of a motor and gear pressing and positioning structure proposed by the utility model;

[0023] Figure 5 This is a motor and gear pressing positioning structure proposed by the utility model Figure 4 A schematic diagram of the enlarged structure of part A.

[0024] Legend: 1. Cylinder; 2. Upper connecting plate; 3. Support rod; 4. Lower supporting plate; 5. Protective device; 501. Built-in groove; 502. Moving plate; 503. Pull ring; 504. Fixed rod; 505. First spring; 6. Guide wheel; 7. Rope; 8. Fixing device; 801. Fixed arc plate; 802. Moving groove; 803. Second spring; 804. Sliding rod; 805. Sliding sleeve seat; 9. Pressing module; 10. Sliding groove; 11. Sliding groove; 12. Threaded rod; 13. Supporting plate; 14. Motor; 15. Side plate; 16. Slider. DETAILED DESCRIPTION

[0025] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-5The utility model provides a technical solution: a motor and gear pressing and positioning structure, including a lower support plate 4, a plurality of support rods 3 are connected to the top of the lower support plate 4, and one end of the plurality of support rods 3 is connected to the same upper connecting plate 2, a cylinder 1 is fixedly installed on the top of the upper connecting plate 2, the cylinder 1 push rod passes through the upper connecting plate 2 and is connected to a pressing module 9, a sliding groove 11 is provided on the top of the lower support plate 4, and a supporting plate 13 is slidably connected in the sliding groove 11, and a protective device 5 is provided on one side of the top of the lower support plate 4, the protective device 5 includes a built-in groove 501, a movable plate 502 is slidably connected to the inner wall of the built-in groove 501, and two fixed grooves are provided at the bottom of the movable plate 502 , and a fixed rod 504 is slidably connected in the fixed groove, a first spring 505 is sleeved on the outer wall of the fixed rod 504, and two pull rings 503 are connected to the top of the movable plate 502, and the two ends of the first spring 505 are respectively connected to the bottom of the movable plate 502 and the bottom of the built-in groove 501, and the built-in groove 501 is opened at the top of the lower support plate 4, the other end of the fixed rod 504 is connected to the bottom of the built-in groove 501, and a plurality of guide wheels 6 are connected to the top of the upper connecting plate 2, and the same rope 7 is transmission-connected between the two corresponding guide wheels 6, and one end of the rope 7 is connected to one side of the pull ring 503, and the other end of the rope 7 passes through the upper connecting plate 2 and is connected to the top of the pressing module 9.

[0027] In a specific embodiment, by setting a first spring 505, when the movable plate 502 moves upward, the first spring 505 is stretched to generate a rebound force, so that the movable plate 502 can be reset more quickly and conveniently, and by setting a fixing rod 504, the movable plate 502 can be moved more stably, avoiding the displacement of the movable plate 502 to cause jamming and affect operation.

[0028] Slide grooves 10 are provided on both sides of the inner wall of the sliding groove 11, and a slider 16 is slidably connected in the slide groove 10, and one side of the slider 16 is connected to one side of the support plate 13, and a nut is embedded in the support plate 13, and the threaded rod 12 is connected to the inner thread of the nut, one end of the threaded rod 12 is rotatably connected to one side of the sliding groove 11, and a motor 14 is fixedly installed on one side of the lower support plate 4, and the output shaft of the motor 14 extends into the sliding groove 11 and is connected to the other end of the threaded rod 12, and a plurality of side plates 15 are connected to the top of the lower support plate 4, and one side of the side plate 15 is connected to one side of the adjacent support rod 3 A fixing device 8 is provided at the top of the supporting plate 13, and the fixing device 8 includes a movable groove 802, and two sliding seats 805 are slidingly connected in the movable groove 802, and the same sliding rod 804 is slidingly connected in the two sliding seats 805, and the outer wall of the sliding rod 804 is provided with a second spring 803, and the top of the sliding seat 805 is connected to a fixed arc plate 801, the movable groove 802 is opened at the top of the supporting plate 13, and the two ends of the sliding rod 804 are respectively connected to the two sides of the inner wall of the movable groove 802, and the two ends of the second spring 803 are respectively connected to the opposite side of the two sliding seats 805.

[0029] In a specific embodiment, a sliding rod 804 is provided to prevent the second spring 803 from shaking and affecting the elastic force when stretched, and a motor 14 is provided to drive the threaded rod 12 to rotate, so that the threaded rod 12 drives the supporting plate 13 to move, and then the supporting plate 13 drives the top fixing device 8 to move, so that the device can adjust the motor, so that the motor is aligned with the gear position, and the supporting plate 13 can also transport the motor, making it more convenient to use.

[0030] Working principle: When in use, the motor with the gear is placed on the top of the supporting plate 13, and the second spring 803 is stretched to generate a rebound force, so that the second spring 803 drives the sliding seat 805 to move, so that the sliding seat 805 drives the fixed arc plate 801 to move, so that the fixed arc plate 801 contacts and fixes the motor, and then the motor 14 drives the threaded rod 12 to rotate, so that the supporting plate 13 moves to the bottom of the pressing module 9, and the cylinder 1 drives the pressing module 9 to move downward to connect the gear and the motor. At the same time, the rope 7 drives the pull ring 503 to move, and the pull ring 503 drives the movable plate 502 to move upward, so that the movable plate 502 and the side plate 15 form a protective cover to prevent the gears from popping out and causing damage to the surrounding during pressing.

[0031] In this application, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise expressly defined. Terms such as "installed," "connected," "connected," and "fixed" should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; "connected" can mean a direct connection or an indirect connection through an intermediate medium. For those skilled in the art, the specific meanings of the above terms in this invention can be understood according to specific circumstances.

[0032] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A motor and gear pressing and positioning structure, comprising a lower support plate (4), characterized in that: The top of the lower support plate (4) is connected to a plurality of support rods (3), and one end of the plurality of support rods (3) is connected to the same upper connecting plate (2); a cylinder (1) is fixedly installed on the top of the upper connecting plate (2); a top rod of the cylinder (1) passes through the upper connecting plate (2) and is connected to a pressing module (9); a sliding groove (11) is provided on the top of the lower support plate (4), and a supporting plate (13) is slidably connected in the sliding groove (11); and a protective device (5) is provided on one side of the top of the lower support plate (4); the protective device (5) includes a built-in groove (501), an inner wall of the built-in groove (501) is slidably connected to a movable plate (502), two fixed grooves are provided at the bottom of the movable plate (502), and a fixed rod (504) is slidably connected in the fixed groove, an outer wall of the fixed rod (504) is sleeved with a first spring (505), and two pull rings (503) are connected to the top of the movable plate (502).

2. The motor and gear pressing and positioning structure according to claim 1, characterized in that: The two ends of the first spring (505) are respectively connected to the bottom of the movable plate (502) and the bottom of the built-in groove (501), and the built-in groove (501) is opened on the top of the lower support plate (4). The other end of the fixed rod (504) is connected to the bottom of the built-in groove (501).

3. The motor and gear pressing and positioning structure according to claim 1, characterized in that: The top of the upper connecting plate (2) is connected to a plurality of guide wheels (6), and a same rope (7) is connected between two corresponding guide wheels (6), and one end of the rope (7) is connected to one side of the pull ring (503), and the other end of the rope (7) passes through the upper connecting plate (2) and is connected to the top of the pressing module (9).

4. The motor and gear pressing and positioning structure according to claim 1, characterized in that: Both sides of the inner wall of the sliding groove (11) are provided with sliding grooves (10), and a slider (16) is slidably connected in the sliding groove (10), and one side of the slider (16) is connected to one side of the supporting plate (13), and a nut is embedded in the supporting plate (13), and a threaded rod (12) is connected to the inner thread of the nut, one end of the threaded rod (12) is rotatably connected to one side of the sliding groove (11), and a motor (14) is fixedly installed on one side of the lower support plate (4), and the output shaft of the motor (14) extends into the sliding groove (11) and is connected to the other end of the threaded rod (12), and a plurality of side plates (15) are connected to the top of the lower support plate (4), and one side of the side plate (15) is connected to one side of the adjacent support rod (3).

5. The motor and gear pressing and positioning structure according to claim 1, characterized in that: A fixing device (8) is provided on the top of the support plate (13), and the fixing device (8) includes a movable groove (802), two sliding sleeve seats (805) are slidably connected in the movable groove (802), and the two sliding sleeve seats (805) are slidably connected to the same sliding rod (804), the outer wall of the sliding rod (804) is provided with a second spring (803), and the top of the sliding sleeve seat (805) is connected to a fixed arc plate (801).

6. The motor and gear pressing and positioning structure according to claim 5, characterized in that: The movable groove (802) is opened on the top of the supporting plate (13), and the two ends of the slide rod (804) are respectively connected to the two sides of the inner wall of the movable groove (802), and the two ends of the second spring (803) are respectively connected to the opposite sides of the two sliding sleeve seats (805).

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