A toy vehicle wheel mounting apparatus
By designing an automated toy car wheel assembly device, which utilizes cylinder drive and spring buffer to achieve automatic wheel assembly, the problems of low efficiency and poor consistency in traditional assembly are solved, the gearbox structure is protected, and assembly efficiency and accuracy are improved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- GUANGDONG HUILE TOY IND CO LTD
- Filing Date
- 2025-07-01
- Publication Date
- 2026-07-21
AI Technical Summary
In the traditional toy car assembly process, wheel assembly is inefficient, labor-intensive, and inconsistent, and the internal structure of the gearbox is easily damaged.
An automated installation device was designed, comprising a horizontal base plate, a drive cylinder, a fixed component, a movable component, a compression spring, and a vertical clamping mechanism. The device achieves automated wheel assembly through cylinder drive and spring buffer, protecting the gearbox structure.
It improved assembly efficiency and precision, reduced manual labor intensity, protected the gearbox structure, and reduced product defect rate.
Smart Images
Figure CN224526433U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the technical field of toy car manufacturing equipment, specifically relating to an installation device for toy car wheels and gearboxes. Background Technology
[0002] In traditional toy car assembly, the wheels need to be manually attached to the axles on both sides of the gearbox. This involves pre-connecting the wheels to the axles and then using tools to hammer them into place. This method suffers from problems such as low assembly efficiency, high manual labor intensity leading to muscle strain, poor assembly consistency, and potential damage to the gearbox's internal gear structure during the hammering process. Utility Model Content
[0003] To address the shortcomings of existing technologies, this utility model provides an automatic toy car wheel installation device with a compact structure, high assembly precision, and the ability to protect the gearbox structure, thus solving the problems of low efficiency, poor consistency, and product damage associated with manual assembly.
[0004] This utility model provides a toy car wheel mounting device, including a horizontal base plate, a drive cylinder, a fixing component, a first movable component, a second movable component, a first compression spring, a second compression spring, a gearbox positioning fixture, a left wheel positioning fixture, a right wheel positioning fixture, and a vertical clamping mechanism; the drive cylinder is fixed to a first end of the horizontal base plate; the fixing component is fixed to a second end of the horizontal base plate, and the fixing component is provided with at least a pair of parallel guide rods; the first movable component is slidably connected to the guide rods and fixedly connected to the piston rod of the drive cylinder; the second movable component is slidably connected to the guide rods and located between the fixing component and the first movable component; the first compression spring is coaxially sleeved on the guide rods and abuts against the first... Between the movable component and the second movable component; the second compression spring is coaxially sleeved on the guide rod and abuts between the second movable component and the fixed component; the gearbox positioning fixture is disposed on the upper surface of the second movable component; the left wheel positioning fixture is fixed to the side of the first movable component facing the fixed component; the right wheel positioning fixture is fixed to the side of the fixed component facing the first movable component; the vertical clamping mechanism includes a vertical support, a clamping cylinder and an elastic pressure head, the lower end of the vertical support is fixedly connected to the second movable component, the clamping cylinder is installed on the top of the vertical support, the elastic pressure head is connected to the end of the piston rod of the clamping cylinder, and the projection of the elastic pressure head covers the working area of the gearbox positioning fixture.
[0005] As a further embodiment of this invention, the vertical support is an L-shaped rigid bracket, with its vertical portion connected to the second movable component and its horizontal portion extending directly above the gearbox positioning fixture. Before the wheel is pressed in, the vertical clamping mechanism uses an elastic pressure head to fix the gearbox, and the elastic pressure head and the gearbox positioning fixture form a curved contour clamping action to prevent deformation of the gearbox housing.
[0006] As a further embodiment of this utility model, the elastic pressure head is made of an elastomeric material, and its bottom surface is provided with a contoured groove that matches the curved surface of the top of the gearbox.
[0007] As a further embodiment of this utility model, the positioning surface of the gearbox positioning fixture is provided with a contoured groove that matches the curved surface of the bottom of the gearbox.
[0008] As a further embodiment of this utility model, the positioning surfaces of the left wheel positioning fixture and the right wheel positioning fixture are respectively provided with a first groove and a second groove adapted to the shape of the wheel.
[0009] As a further embodiment of this utility model, the number of guide rods is two, and they are symmetrically distributed on the left and right sides of the gearbox positioning fixture.
[0010] As a further embodiment of this invention, the fixed component has a first limiting rod group on the side facing the second movable component, and the first movable component has a second limiting rod group on the side facing the second movable component; the ends of the first and second limiting rod groups are respectively clearance-fitted with the two sides of the second movable component. The first and second limiting rod groups constitute a four-point constraint mechanism.
[0011] As a further embodiment of this utility model, the first limiting rod group includes at least two parallel first limiting rods, the second limiting rod group includes at least two parallel second limiting rods, and the axes of the first limiting rods and the second limiting rods are both parallel to the axis of the guide rod.
[0012] The working process of this utility model is as follows: 1. Place the gearbox into the gearbox positioning fixture, and place the left and right wheels into the first and second grooves respectively; 2. Activate the clamping cylinder to press down the elastic pressure head to fix the gearbox; 3. Drive the cylinder to push the first movable component to the left. First stage: compress the first compression spring to press the left wheel into the left rotation shaft of the gearbox; Second stage: compress the second compression spring to press the right wheel into the right rotation shaft of the gearbox; 4. Reset the drive cylinder and clamping cylinder, and take out the finished product.
[0013] The beneficial effects of this utility model are as follows: the wheels can be mounted on the gearbox shaft without the need for manual application of large external force, which improves assembly efficiency, assembly accuracy, and reduces product defect rate; the spring buffer reduces the impact load on the cylinder, extends the equipment life and avoids gearbox housing deformation. Attached Figure Description
[0014] Fig. 1 This is a schematic diagram of the structure of a preferred embodiment of the present utility model;
[0015] Fig. 2 This is a structural schematic diagram of a preferred embodiment of the present invention from another angle;
[0016] Fig. 3 This is a top view of a preferred embodiment of the present invention.
[0017] The diagram shows: 1. Horizontal base plate; 2. Drive cylinder; 3. Fixed assembly; 4. First movable assembly; 5. Second movable assembly; 6. First compression spring; 7. Second compression spring; 8. Gearbox positioning fixture; 9. Left wheel positioning fixture; 10. Right wheel positioning fixture; 11. Vertical clamping mechanism; 31. Guide rod; 111. Vertical support member; 112. Vertical support member; 113. Elastic pressure head; 80. Contouring groove; 90. First groove; 100. Second groove; 32. First limiting rod group; 320. First limiting rod; 41. Second limiting rod group; 410. Second limiting rod. Detailed Implementation
[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.
[0019] It should be noted that, in the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.
[0020] Furthermore, in the description of this utility model, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.
[0021] like Figs. 1-3The toy car wheel mounting device shown includes a horizontal base plate 1, a drive cylinder 2, a fixing component 3, a first movable component 4, a second movable component 5, a first compression spring 6, a second compression spring 7, a gearbox positioning fixture 8, a left wheel positioning fixture 9, a right wheel positioning fixture 10, and a vertical clamping mechanism 11. The drive cylinder 2 is fixed to the first end of the horizontal base plate 1. The fixing component 3 is fixed to the second end of the horizontal base plate 1 and has two parallel guide rods 31, which are symmetrically distributed on the left and right sides of the gearbox positioning fixture 8. The first movable component 4 is slidably connected to the guide rods 31 and fixedly connected to the piston rod of the drive cylinder 2. The second movable component 5 is slidably connected to the guide rods 31 and is located between the fixing component 3 and the first movable component 4. In this embodiment, both the first movable component and the second movable component have through holes through which the guide rods pass and can be slidably fitted. The first compression spring 6 is coaxially sleeved on the guide rod 31 and abuts between the first movable component 4 and the second movable component 5; the second compression spring 7 is coaxially sleeved on the guide rod 31 and abuts between the second movable component 5 and the fixed component 3; the gearbox positioning fixture 8 is disposed on the upper surface of the second movable component 5; the left wheel positioning fixture 9 is fixed to the side of the first movable component 4 facing the fixed component 3; the right wheel positioning fixture 10 is fixed to the side of the fixed component 3 facing the first movable component 4; the vertical pressing mechanism 11 includes a vertical support 111, a vertical support 112 and an elastic pressure head 113, the lower end of the vertical support 111 is fixedly connected to the second movable component 5, the vertical support 112 is installed on the top of the vertical support 111, the elastic pressure head 113 is connected to the end of the piston rod of the vertical support 112, and the projection of the elastic pressure head 113 covers the working area of the gearbox positioning fixture 8.
[0022] The initial preload of the first compression spring 6 is greater than the initial preload of the second compression spring 7. The first movable component 4 is pushed by the drive cylinder 2, and the pressure is transmitted to the second movable component 5 through two-stage spring buffers (first compression spring 6 and second compression spring 7); thus realizing the sequential pressing of the left and right wheels: the left wheel is pressed in first (overcoming the force of the first compression spring 6), and the right wheel is pressed in later (overcoming the force of the second compression spring 7).
[0023] The vertical support 111 is an L-shaped rigid bracket, with its vertical part connected to the second movable component 5 and its horizontal part extending directly above the gearbox positioning fixture 8. The elastic pressure head 113 is made of polyurethane material to prevent damage to the gearbox surface. The vertical clamping mechanism 11 fixes the gearbox through the elastic pressure head 113 before the wheel is pressed in. The bottom surface of the elastic pressure head 113 is provided with a contoured groove 80 that matches the curved surface of the top of the gearbox, that is, the gearbox housing and the gearbox positioning fixture 8 form a curved contoured clamping, which avoids deformation of the gearbox housing.
[0024] The positioning surfaces of the left wheel positioning fixture 9 and the right wheel positioning fixture 10 are respectively provided with a first groove 90 and a second groove 100 that are adapted to the shape of the wheel.
[0025] A first limiting rod group 32 is provided on the side of the fixed component 3 facing the second movable component 5. The first limiting rod group 32 includes two parallel first limiting rods 320. A second limiting rod group 41 is provided on the side of the first movable component 4 facing the second movable component 5. The second limiting rod group 41 includes two parallel second limiting rods 410. The ends of the first limiting rod group 32 and the second limiting rod group 41 are respectively clearance-fitted with the two sides of the second movable component 5. The axes of the first limiting rods 320 and the second limiting rods 410 are both parallel to the axis of the guide rod 31. The first limiting rod group 32 and the second limiting rod group 41 constitute a four-point constraint mechanism.
[0026] The working process of this utility model is as follows: 1. Place the gearbox into the gearbox positioning fixture 8, and place the left and right wheels into the first groove 90 and the second groove 100 respectively; 2. Activate the vertical support 112 to press down the elastic pressure head 113 to fix the gearbox; 3. Drive the cylinder 2 to push the first movable component 4 to the left. First stage: compress the first compression spring 6 to press the left wheel into the left rotation shaft of the gearbox; Second stage: compress the second compression spring 7 to press the right wheel into the right rotation shaft of the gearbox; 4. Reset the drive cylinder 2 and the vertical support 112, and take out the finished product.
[0027] The above description, in conjunction with specific preferred embodiments, provides a further detailed explanation of the present invention. It should not be construed that the specific implementation of the present invention is limited to these descriptions. For those skilled in the art, various simple deductions or substitutions can be made without departing from the concept of the present invention, and all such modifications and substitutions should be considered within the protection scope of the present invention.
Claims
1. A toy car wheel mounting device, characterized in that: The system includes a horizontal base plate, a drive cylinder, a fixed assembly, a first movable assembly, a second movable assembly, a first compression spring, a second compression spring, a gearbox positioning fixture, a left wheel positioning fixture, a right wheel positioning fixture, and a vertical clamping mechanism. The drive cylinder is fixed to a first end of the horizontal base plate. The fixed assembly is fixed to a second end of the horizontal base plate and has at least one pair of parallel guide rods. The first movable assembly is slidably connected to the guide rods and fixedly connected to the piston rod of the drive cylinder. The second movable assembly is slidably connected to the guide rods and located between the fixed assembly and the first movable assembly. The first compression spring is coaxially sleeved on the guide rods and abuts against the first movable assembly and the second movable assembly. Between the moving components; the second compression spring is coaxially sleeved on the guide rod and abuts between the second moving component and the fixed component; the gearbox positioning fixture is disposed on the upper surface of the second moving component; the left wheel positioning fixture is fixed to the side of the first moving component facing the fixed component; the right wheel positioning fixture is fixed to the side of the fixed component facing the first moving component; the vertical pressing mechanism includes a vertical support member, a pressing cylinder and an elastic pressure head, the lower end of the vertical support member is fixedly connected to the second moving component, the pressing cylinder is installed on the top of the vertical support member, the elastic pressure head is connected to the end of the piston rod of the pressing cylinder, and the projection of the elastic pressure head covers the working area of the gearbox positioning fixture.
2. The toy car wheel mounting device according to claim 1, characterized in that: The vertical support is an L-shaped rigid bracket, with its vertical part connected to the second movable component and its horizontal part extending directly above the gearbox positioning fixture; the vertical clamping mechanism fixes the gearbox with an elastic pressure head before the wheel is pressed in, and the elastic pressure head and the gearbox positioning fixture form a curved surface conformal clamping to avoid deformation of the gearbox shell.
3. The toy car wheel mounting device according to claim 1, characterized in that: The elastic pressure head is made of an elastomeric material, and its bottom surface has a contoured groove that matches the curved surface of the top of the gearbox.
4. The toy car wheel mounting device according to claim 1, characterized in that: The positioning surface of the gearbox positioning fixture is provided with a contoured groove that matches the curved surface of the bottom of the gearbox.
5. The toy car wheel mounting device according to claim 1, characterized in that: The positioning surfaces of the left wheel positioning fixture and the right wheel positioning fixture are respectively provided with a first groove and a second groove that are adapted to the shape of the wheel.
6. The toy car wheel mounting device according to claim 1, characterized in that: The guide rods are two in number and are symmetrically distributed on the left and right sides of the gearbox positioning fixture.
7. The toy car wheel mounting device according to claim 1, characterized in that: The fixed component has a first limiting rod group on the side facing the second movable component, and the first movable component has a second limiting rod group on the side facing the second movable component; the ends of the first limiting rod group and the second limiting rod group are respectively clearance-fitted with the two sides of the second movable component.
8. The toy car wheel mounting device according to claim 7, characterized in that: The first limiting rod group includes at least two parallel first limiting rods, and the second limiting rod group includes at least two parallel second limiting rods, wherein the axes of the first limiting rods and the second limiting rods are both parallel to the axis of the guide rod.