Automobile floor clamping device
By combining a support base, upper arm, lower arm, and adsorption plate, and utilizing vacuum adsorption and transmission mechanisms, the problem of stable clamping of smooth floors is solved, enabling adaptive clamping of floors of different sizes and simplifying fixture replacement and energy management.
Patent Information
- Application Number
- CN202520353989.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-03
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-03-03
AI Technical Summary
Existing automotive floor clamping devices are prone to slipping or being damaged on smooth surfaces, and are difficult to adapt to different floor sizes. Traditional clamps require frequent replacement and are inconvenient to use when stacked in space.
It adopts a structure of support base, upper arm, lower arm and suction cup. It fixes the floor by vacuum suction cup, and combined with transmission mechanism and linkage drive, it realizes curved movement in three-dimensional space and multi-size adaptation.
It achieves stable clamping of smooth surfaces, avoiding scratches or deformation, adapts to different sized floorboards, eliminates the need for frequent clamp replacements, simplifies the drive structure, and reduces energy consumption.
Smart Images
Figure CN223751911U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to automobile floor technology field especially relates to automobile floor clamping device. BACKGROUND
[0002] The automobile floor is located on the upper part of the chassis, and bears the facilities in the car. The automobile floor with a smooth surface is easy to clean, and can be quickly wiped after liquid is spilled, which is suitable for users with children or frequent loading.
[0003] The floor with a smooth surface lacks friction resistance on the surface. When clamping the floor using a conventional clamping mechanism, the clamping force is too small, which easily leads to floor slipping, and the clamping force is too large, which can press the surface of the floor. The conventional clamping mechanism needs to contact at least two surfaces of the floor at the same time to stably clamp the floor, so that the conventional clamping mechanism needs to frequently replace the clamping jaw when clamping different sizes of floors in the same production line. In addition, in order to save space, the floors are stacked and placed, which is not convenient for the conventional clamping mechanism to clamp.
[0004] It should be noted that the information disclosed in the above background section is only used to strengthen the understanding of the background of the present disclosure, and therefore can include information that does not constitute prior art known to those of ordinary skill in the art. SUMMARY
[0005] In view of the above-mentioned shortcomings of the prior art, the purpose of the present utility model is to provide an automobile floor clamping device to stably fix and transfer the automobile floor.
[0006] The technical solution of the utility model is as follows:
[0007] An automobile floor clamping device, comprising:
[0008] A support seat is arranged on a mounting plane;
[0009] A large arm and a small arm, one end of the large arm is rotatably connected to the support seat, the other end of the large arm is rotatably connected to the small arm; the large arm and the small arm are respectively connected with driving members;
[0010] A suction disc is rotatably connected to the small arm, and a vacuum chuck and a vacuum pump are arranged on the suction disc in the same direction;
[0011] A transmission mechanism, comprising a connecting plate rotatably connected to the large arm, a first transmission rod rotatably connecting the connecting plate and the support seat, and a second transmission rod rotatably connecting the connecting plate and the suction disc;
[0012] The rotating shafts of the large arm and the transmission mechanism are arranged in parallel, the first transmission rod drives the connecting plate to rotate around the large arm when the large arm swings around the support base, and the second transmission rod drives the adsorption disc to rotate around the small arm.
[0013] Further, a connecting rod is arranged between the support base and the small arm, and the connecting rod and the adsorption disc are arranged on the opposite side of the rotating shaft of the small arm.
[0014] Further, a second rotating shaft is arranged horizontally on the support base, the second rotating shaft is connected with a driving member, and the connecting rod is rotatably connected with the support base through the second rotating shaft.
[0015] Further, at least three extension parts are arranged circumferentially on the adsorption disc, and a waist-shaped hole is arranged on each extension part, and the vacuum adsorption disc passes through the waist-shaped hole.
[0016] Further, an adjusting screw is arranged on the vacuum adsorption disc, upper and lower nuts are arranged on the adjusting screw, the adjusting screw passes through the waist-shaped hole, and the extension part is arranged between the upper nut and the lower nut.
[0017] Further, a connecting base is rotatably arranged on the small arm, the adsorption disc is arranged on the connecting base, and the second transmission rod is connected with the adsorption disc through the connecting base.
[0018] Further, the adsorption disc is fixed on the connecting base through a fastening bolt.
[0019] Further, a rotating base is arranged on the support base, the rotating shaft of the rotating base is vertical, and the large arm and the first transmission rod are rotatably connected with the rotating base.
[0020] Further, a first rotating shaft is arranged horizontally on the support base, the first rotating shaft is connected with a driving member, and the large arm is rotatably connected with the support base through the first rotating shaft.
[0021] Further, a weight-reducing hole is arranged on each of the large arm and the small arm.
[0022] The beneficial technical effects of the utility model are as follows:
[0023] (1) The automobile floor clamping device in the utility model, the large arm and the small arm are rotatably arranged around the support base, and the large arm and the small arm drive the adsorption disc to move, adsorb and fix the floor. The large arm is rotatably connected with the base, and the small arm is rotatably connected with the large arm, so that the adsorption disc supports the curve movement in the three-dimensional space, and is suitable for narrow space or non-linear carrying scene, such as feeding and discharging during floor stamping and cutting. The vacuum disc is arranged on the adsorption disc, and the floor is adsorbed and fixed through the vacuum disc. The vacuum adsorption does not need to contact the workpiece surface through physical clamping jaws or pressing plates, so as to avoid scratches, indentation or deformation, and is especially suitable for floor with smooth surface. Compared with the mechanical clamp, the adsorption disc structure is simple, light in weight and low in energy consumption, and is suitable for mechanical arm carrying. Moreover, the adsorption disc layout can be replaced or the vacuum area can be adjusted to adapt to new products, so that the clamp does not need to be redesigned, and the production line switching time is shortened. Most importantly, the vacuum disc can adsorb and fix the floor by contacting the single surface of the floor, and even if the floor is stacked, the adsorption disc can stably adsorb the floor. In addition, the adsorption disc comprises a connecting plate, a first transmission rod and a second transmission rod. When the large arm swings around the support base, the first transmission rod pushes the connecting plate, and then drives the second transmission rod, and then drives the adsorption disc to rotate around the small arm. The swinging of the large arm and the small arm can drive the adsorption disc to rotate around the small arm, and the driving structure of the adsorption disc is simplified.
[0024] (2) Further, the connecting rod drives the small arm to swing around the large arm, the fulcrum, where the small arm is connected with the connecting rod, is away from the rotation shaft of the small arm, the small arm is driven by the principle of lever, and the force effect is amplified first, so that the driving requirement of the driving part is reduced.
[0025] (3) Further, the extension part is circumferentially arranged on the adsorption disc, and the waist-shaped hole is formed in the extension part. The position of the vacuum adsorption disc can be conveniently adjusted along the waist-shaped hole, and then the adsorption disc layout can be adjusted to adapt to the floor with different size specifications. BRIEF DESCRIPTION OF DRAWINGS
[0026] Figure 1 A front view structural schematic diagram of the automobile floor clamping device in an embodiment of the present disclosure is shown.
[0027] Figure 2 A right view structural schematic diagram of the automobile floor clamping device in an embodiment of the present disclosure is shown.
[0028] Figure 3 A three-dimensional structural schematic diagram of the automobile floor clamping device in an embodiment of the present disclosure is shown in the rear view direction.
[0029] Markings in the drawings:
[0030] 1, support seat; 11, rotating base; 12, first rotating shaft; 13, second rotating shaft; 131, swing arm; 2, connecting rod; 31, large arm; 311, lightening hole; 32, small arm; 321, connecting seat; 4, transmission mechanism; 41, first transmission rod; 42, connecting plate; 43, second transmission rod; 5, suction disc; 51, extension; 511, waist-shaped hole; 52, fastening bolt; 53, vacuum pump; 54, vacuum chuck; 541, adjusting screw; 542, upper nut; 543, lower nut. DETAILED DESCRIPTION
[0031] In order to make the purpose, features and advantages of the present application more obvious and easy to understand, please refer to the drawings. It should be noted that the structure, proportion, size, etc. shown in the drawings of the present application are only used to cooperate with the content disclosed in the specification, so that those skilled in the art can understand and read, and are not used to limit the conditions of the present application. The implementation is limited, so it does not have substantial technical significance. Any modification of structure, change of proportion relationship or adjustment of size, which does not affect the effect and purpose of the present application, should still fall within the scope of the technical content disclosed by the present application.
[0032] In the description of the present application, the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0033] Figure 1 A front view structural schematic diagram of the automobile floor clamping device of an embodiment of the present application is shown. Please refer to Figure 1The automobile floor clamping device comprises a support base 1, a large arm 31, a small arm 32, a suction disc 5 and a transmission mechanism 4. The support base 1 is arranged on a mounting plane. The large arm 31 and the small arm 32, one end of the large arm 31 is rotationally connected to the support base 1, and the other end of the large arm 31 is rotationally connected to the small arm 32. The large arm 31 and the small arm 32 are respectively connected with driving members. The suction disc 5 is rotationally connected to the small arm 32, and the suction disc 5 is driven to move by the large arm 31 and the small arm 32 to adsorb and fix the floor, so that the suction disc 5 supports the curved motion in the three-dimensional space, and is suitable for narrow space or non-linear carrying scene, such as feeding and discharging when the floor is punched and cut. The suction disc 5 is provided with a vacuum chuck 54 and a vacuum pump 53 on the same side, and the floor is adsorbed and fixed by the vacuum chuck. The vacuum adsorption does not need to contact the workpiece surface by physical clamping jaws or pressing plates, so as to avoid scratches, indentation or deformation, and is especially suitable for floor with smooth surface. Compared with the mechanical clamp, the suction disc 5 has simple structure, light weight and lower energy consumption, and is suitable for being carried by the mechanical arm. Moreover, the suction disc layout or the vacuum area can be replaced or adjusted to adapt to new products, so that the clamp does not need to be redesigned, and the production line switching time is shortened. Most importantly, the vacuum chuck can adsorb and fix the floor by contacting a single surface of the floor, and even if the floor is stacked, the suction disc 5 can stably adsorb the floor. The transmission mechanism 4 comprises a connecting plate 42 rotationally connected to the large arm 31, a first transmission rod 41 rotationally connecting the connecting plate 42 and the support base 1, and a second transmission rod 43 rotationally connecting the connecting plate 42 and the suction disc 5. The rotation axes of the large arm 31 and the transmission mechanism 4 are arranged in parallel. When the large arm 31 swings around the support base 1, the first transmission rod 41 drives the connecting plate 42 to rotate around the large arm 31, and then drives the second transmission rod 43 to drive the suction disc 5 to rotate around the small arm 32. The suction disc 5 can be driven to rotate around the small arm 32 by swinging the large arm 31 and the small arm 32, so as to simplify the driving structure of the suction disc 5.
[0034] In the embodiment, the driving member can be a motor. The vacuum chuck 54 can be a commercially available Wisite PA50(R)-6B-A12 type vacuum chuck 54.
[0035] Figure 2 A right view structural schematic diagram of the automobile floor clamping device is shown. Please refer to Figure 1 and Figure 2 A connecting rod 2 is further arranged between the support base 1 and the small arm 32. The connecting rod 2 and the suction disc 5 are arranged on the opposite side of the rotation axis of the small arm 32. The connecting rod 2 drives the small arm 32 to swing around the large arm 31, and the fulcrum at which the small arm 32 is connected with the connecting rod 2 is away from the rotation axis of the small arm 32. The small arm 32 is driven by the lever principle, so as to first amplify the force effect and reduce the driving requirement of the driving member.
[0036] Preferably, a second rotating shaft 13 is horizontally arranged on the support base 1, and the second rotating shaft 13 is connected to the driving member. The connecting rod 2 is rotationally connected to the support base 1 through the second rotating shaft 13. The connecting rod 2 is driven to rotate through the second rotating shaft 13, and the small arm 32 is driven to swing around the large arm 31.
[0037] Figure 3 A car floor clamping device according to an embodiment of the present disclosure is shown in a perspective view from a rear view direction. Please refer to Figure 2 and Figure 3 The adsorption disc 5 is circumferentially provided with at least three extension portions 51. A waist-shaped hole 511 is formed in the extension portion 51, and the vacuum chuck 54 passes through the waist-shaped hole 511. The position of the vacuum chuck 54 can be conveniently adjusted by moving the vacuum chuck 54 along the waist-shaped hole 511, and the layout of the adsorption disc 5 is adjusted to adapt to floors of different sizes.
[0038] Preferably, an adjusting screw 541 is arranged on the vacuum chuck 54. An upper nut 542 and a lower nut 543 are arranged on the adjusting screw 541. The adjusting screw 541 passes through the waist-shaped hole 511. The extension portion 51 is arranged between the upper nut 542 and the lower nut 543. The position of the vacuum chuck 54 on the adsorption disc 5 can be fixed by rotating the upper nut 542 and the lower nut 543 to tighten the extension portion 51.
[0039] More preferably, a connecting seat 321 is rotatably arranged on the small arm 32. The adsorption disc 5 is arranged on the connecting seat 321. The second transmission rod 43 connects the adsorption disc 5 through the connecting seat 321. The adsorption disc 5 is fixed on the connecting seat 321 through the fastening bolt 52. The angle of the adsorption disc 5 is adjusted by driving the connecting seat 321 to rotate around the small arm 32 through the second transmission rod 43.
[0040] Please refer to Figure 1 and Figure 2 A rotating base 11 is arranged on the support base 1. The rotating shaft of the rotating base 11 is vertical. The large arm 31 and the first transmission rod 41 are rotationally connected to the rotating base 11. The position of the entire large arm 31, small arm 32, and adsorption disc 5 is adjusted by rotating the rotating base 11 around the support base 1, which improves the degree of freedom of the car floor clamping device.
[0041] Preferably, a first rotating shaft 12 is horizontally arranged on the support base 1, and the first rotating shaft 12 is connected to the driving member. The large arm 31 is rotationally connected to the support base 1 through the first rotating shaft 12. The large arm 31 is driven to swing around the support base 1 through the rotation of the first rotating shaft 12.
[0042] More preferably, a weight-reducing hole 311 is formed in the large arm 31 and the small arm 32, respectively. The weight-reducing hole 311 significantly reduces the overall weight of the mechanical arm by removing redundant materials in non-load-bearing areas, which improves the acceleration ability and motion flexibility of the entire car floor clamping device.
[0043] The specific working process of the utility model is as follows:
[0044] When clamping the floor, the driving member drives the rotating base 11 to rotate around the support base 1, and the first rotating shaft 12 and the second rotating shaft 13 rotate respectively. The first rotating shaft 12 drives the large arm 31 to rotate around the support base 1 to adjust the angle. The second rotating shaft 13 drives the swing arm 131 to rotate around the support base 1, and the rotating swing arm 131 drives the connecting rod 2 to extend to push the small arm 32 or drives the connecting rod 2 to retract to pull the small arm 32, so that the small arm 32 rotates around the large arm 31 to adjust the angle, and then the position of the adsorption disc 5 is adjusted. While the small arm 32 and the large arm 31 rotate, the first transmission rod 41 and the second transmission rod 43 are driven to move, so that the connecting base 321 rotates around the small arm 32, and then the angle of the adsorption disc 5 is adjusted.
[0045] The technical features of the above-described embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered that it is within the scope of the present application.
[0046] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it should not be understood as the limitation of the scope of the utility model patent. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.
Claims
1. An automobile floor clamping device characterized by comprising: The automobile floor clamping device comprises: a support base arranged on a mounting plane; a large arm and a small arm, one end of the large arm being rotatably connected to the support base, the other end of the large arm being rotatably connected to the small arm, the large arm and the small arm being respectively connected to driving members; a suction disc rotatably connected to the small arm, the suction disc being provided with a vacuum chuck and a vacuum pump arranged in the same direction; a transmission mechanism comprising a connecting plate rotatably connected to the large arm, a first transmission rod rotatably connected to the connecting plate and the support base, and a second transmission rod rotatably connected to the connecting plate and the suction disc; wherein the rotation axes of the large arm and the transmission mechanism are arranged in parallel, when the large arm swings around the support base, the first transmission rod drives the connecting plate to rotate around the large arm, and then drives the second transmission rod to drive the suction disc to rotate around the small arm.
2. The automotive floor clamping device of claim 1, wherein: A connecting rod is further arranged between the support base and the small arm, the connecting rod and the suction disc being arranged on the opposite side of the rotation axis of the small arm.
3. The automotive floor clamping device of claim 2, wherein: A second rotation shaft is horizontally arranged on the support base, the second rotation shaft being connected to a driving member, the connecting rod being rotatably connected to the support base through the second rotation shaft.
4. The automotive floor clamping device of claim 1, wherein: At least three extension portions are circumferentially arranged on the suction disc, a waist-shaped hole being formed in the extension portion, the vacuum chuck penetrating through the waist-shaped hole.
5. The automotive floor clamping device of claim 4, wherein: An adjusting screw is arranged on the vacuum chuck, upper and lower nuts being arranged on the adjusting screw, the adjusting screw penetrating through the waist-shaped hole, the extension portion being arranged between the upper nut and the lower nut.
6. The automotive floor clamping device of claim 1, wherein: A connecting seat is rotatably arranged on the small arm, the suction disc being arranged on the connecting seat, the second transmission rod being connected to the suction disc through the connecting seat.
7. The automotive floor clamping device of claim 6, wherein: The suction disc is fixed on the connecting seat through a fastening bolt.
8. The automotive floor clamping device of claim 1, wherein: A rotary base is arranged on the support base, the rotation axis of the rotary base being vertical, the large arm and the first transmission rod being rotatably connected to the rotary base.
9. The automotive floor clamping device of claim 1, wherein: A first rotation shaft is horizontally arranged on the support base, the first rotation shaft being connected to a driving member, the large arm being rotatably connected to the support base through the first rotation shaft.
10. The automotive floor clamping device of claim 1, wherein: Weight-reducing holes are respectively formed in the large arm and the small arm.