An auxiliary adjuster for automobile left armrest support strength test

Abstract

The present invention relates to an auxiliary adjuster for a strength test of a left armrest support of an automobile, which is provided with a main frame, a reverse drive assembly at the rear of the main frame, and the reverse drive assembly is connected to two support frames that can move in different directions, and each support frame is provided with a lateral support groove. An opening and closing control device is installed at the front of the main frame, and the opening and closing control device is connected to two screw sleeves; each screw sleeve is provided with a hexagonal screw hole. The present invention can automatically adjust the spacing between the two support plates to meet the needs of the experiment. The present invention can automatically unload, adjust the position and reinstall the two bolts to meet the needs of fixing after the spacing is adjusted. The entire adjustment process of the present invention is relatively convenient to control and relatively labor-saving.

Description

Technical Field

[0001] The invention relates to the field of automobile parts processing experiments, in particular to an auxiliary adjuster for automobile left handrail support strength experiment. Background Art

[0002] The left armrest support of a car is an accessory installed on the car door to provide hand support for passengers. In order to better provide passengers with a good hand support experience, the Chinese utility model patent with application number 202121502277.6 proposes a stable and suspended left armrest support for a car, including a support plate assembly. The mounting block is arranged on the outside of the support plate assembly. The operator aligns the slider with the slide groove, which can make the connecting plate slide into the guide groove, and a threaded hole is processed on one side of the connecting plate. Through the cooperation of the threaded hole and the bolt, the left and right support plates can be fixed to the connecting plate for use. The disassembly and assembly are relatively simple. When the support plate assembly needs to be used, the operator can turn the bolt to adjust the distance between the connecting plate and the left and right support plates, that is, the slider can slide in the slide groove, and the use length of the support plate assembly can be changed to adapt to different armrests, and the use effect is good.

[0003] However, during the production process of the above-mentioned product, it is necessary to conduct experimental tests on the strength of its connecting plate, and during the experiment, the relative position between the two support plates needs to be adjusted many times, which requires multiple disassembly and installation of two bolts and multiple bolt holes, which is difficult to implement with manpower alone. Summary of the invention

[0004] In order to meet the above-mentioned demand for automatic adjustment, the present invention proposes an auxiliary adjuster for a strength test of a left armrest support of an automobile.

[0005] The technical problem to be solved by the present invention is achieved by adopting the following technical solutions:

[0006] An auxiliary adjuster for strength test of left armrest support of automobile is provided with a main frame, a reverse driving assembly is provided at the rear of the main frame, and the reverse driving assembly is connected with two support frames that can move in different directions, and each support frame is provided with a lateral support groove. When in use, the two support plates of the left armrest support can be directed upward, and the two side plates thereof can be inserted downward into the lateral support groove for installation. The reverse driving assembly is used to control the two support frames to slide back or toward each other.

[0007] As a further improvement of the present invention, an opening and closing control device is installed at the front of the main frame, and the opening and closing control device is connected to two screw sleeves; each screw sleeve is provided with a hexagonal screw hole. The opening and closing control device is used to adjust the bolts on the left handrail support to cooperate with the corresponding threaded holes. The hexagonal screw holes can cooperate with the bolts on the left handrail support.

[0008] As a further improvement of the present invention, the reverse drive assembly is composed of a No. 1 motor mounted on the main frame, a long guide rod mounted on the main frame, and a comprehensive lead screw connected to the No. 1 motor; both support and close frames are slidably connected to the long guide rod. That is, the horizontal movement of the two support and close frames in different directions is controlled by the lead screw nut transmission. The comprehensive lead screw is mounted on the main frame through a bearing.

[0009] As a further improvement of the present invention, the spiral directions of the left and right threads of the integrated lead screw are opposite, and this structure is a necessary condition for controlling the two support frames to move in opposite directions or towards each other. The support frames are respectively matched with the corresponding threads on the left and right parts of the integrated lead screw.

[0010] As a further improvement of the present invention, the front part of the main frame is provided with a path groove; the opening and closing control device is composed of a hydraulic cylinder installed on the main frame, a loading plate connected to the hydraulic cylinder, and a screwing control assembly; the loading plate is slidably installed on the path groove 1a. The two screwing sleeves and the loading plate can move forward and backward under the drive of the hydraulic cylinder, so as to realize the loading and unloading work of the bolts on the left handrail support.

[0011] As a further improvement of the present invention, the screw control assembly is composed of two screw rods, a movable rotary drive assembly connecting the two screw rods, a belt connecting each screw rod, a belt connecting the two belt pulleys, and a tensioning mechanism connecting the belt; the screw rods are connected to the screw sleeves in a one-to-one correspondence. The belt drive enables the two screw sleeves to work together. The movable rotary drive assembly can control the two screw sleeves to rotate. The tensioning mechanism is used to control the belt to maintain a tensioned state.

[0012] As a further improvement of the present invention, the tensioning mechanism is composed of a tensioning wheel for driving and connecting the belt, a matching shaft connected to the tensioning wheel, an auxiliary slider connected to the matching shaft through a bearing, and a bottom sleeve for vertically sliding the auxiliary slider; the bottom sleeve is installed on the loading plate; a spring connected to the auxiliary slider is installed on the bottom sleeve. That is, the elastic force of the spring can enable the tensioning wheel to tighten the belt.

[0013] As a further improvement of the present invention, the movable rotation drive assembly is composed of two rear edge frames respectively mounted on the support frame, an original frame mounted on the loading plate, a No. II motor connected to one of the two screw rods, and a movable bearing seat connected to the other of the two screw rods. That is, the two screw sleeves can be rotated by the drive of the No. II motor.

[0014] As a further improvement of the present invention, the bottom of the movable bearing seat and the bottom of the II motor are both connected with a column rod, which plays a certain supporting role.

[0015] As a further improvement of the present invention, the original frame is provided with a transverse groove for horizontally slidingly installing the two upright rods. The above is a conventional design of the sliding structure.

[0016] As a further improvement of the present invention, each rear edge frame is provided with a rear edge groove; each upright rod is slidably matched with the rear edge groove one by one. The above is a conventional design of the sliding structure. The arrangement of the transverse groove and the rear edge groove allows the two screw sleeves to slide back or toward each other, and to move forward, and the horizontal movement of the screw sleeves and the forward and backward movement complement each other.

[0017] The beneficial effects of the present invention are as follows: the present invention can automatically adjust the spacing between the two support plates to meet the needs of the experiment, and can automatically unload, adjust the position and reinstall the two bolts to meet the needs of fixing after the spacing is adjusted, and the entire adjustment process is relatively convenient to control and relatively labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 is a first perspective stereogram of the present invention;

[0020] Figure 2 is a second viewing angle stereogram of the present invention;

[0021] Figure 3 yes Figure 2 A local enlarged view of location I;

[0022] Figure 4 yes Figure 1 A partial enlarged view of location II;

[0023] Figure 5 It is the structural diagram of the left handrail support.

[0024] In the figure: 1. main frame; 1a. travel groove; 2. support frame; 2a. lateral support groove; 3. screw sleeve; 3a. hexagonal screw hole; 4. motor No. I; 5. long guide rod; 6. integrated screw; 7. hydraulic cylinder; 8. loading plate; 9. screw rod; 10. belt pulley; 11. belt; 12. tensioning wheel; 13. matching shaft; 14. auxiliary slider; 15. bottom sleeve; 16. spring; 17. rear edge frame; 17a. rear edge groove; 18. original frame; 18a. transverse groove; 19. motor No. II; 20. movable bearing seat; 21. column rod. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be explained more clearly and completely below in conjunction with the drawings in the embodiments. Of course, the described embodiments are only a part of the present invention but not all of it. Based on this embodiment, other embodiments obtained by those skilled in the art without creative labor are all within the protection scope of the present invention.

[0026] like Figure 1 As shown, an auxiliary adjuster for strength test of left armrest support of automobile is provided with a main frame 1, and a reverse driving assembly is provided at the rear of the main frame 1. The reverse driving assembly is connected to two support frames 2 that can move in different directions, and each support frame 2 is provided with a lateral support groove 2a. When in use, the two support plates of the left armrest support can be placed upward, and its two side plates can be inserted downward into the lateral support groove 2a for installation. The reverse driving assembly is used to control the two support frames 2 to slide away from or towards each other.

[0027] like Figure 2 and Figure 3 As shown, the front of the main frame 1 is equipped with an opening and closing control device, which is connected to two screw sleeves 3; each screw sleeve 3 is provided with a hexagonal screw hole 3a. The opening and closing control device is used to adjust the bolts on the left handrail support to match with the corresponding threaded holes. The hexagonal screw hole 3a can match with the bolts on the left handrail support.

[0028] like Figure 1 As shown, the reverse drive assembly is composed of a No. 1 motor 4 mounted on the main frame 1, a long guide rod 5 mounted on the main frame 1, and a comprehensive lead screw 6 connected to the No. 1 motor 4; both of the two support frames 2 are slidably connected to the long guide rod 5. That is, the horizontal movement of the two support frames 2 in different directions is controlled by the lead screw nut transmission. The comprehensive lead screw 6 is mounted on the main frame 1 through a bearing.

[0029] like Figure 1 As shown, the spiral directions of the left and right threads of the integrated lead screw 6 are opposite, and this structure is a necessary condition for controlling the two support frames 2 to move away from or towards each other. The support frame 2 cooperates with the corresponding threads on the left and right parts of the integrated lead screw 6 respectively.

[0030] like Figure 1 As shown, a travel groove 1a is formed at the front of the main frame 1; the opening and closing control device is composed of a hydraulic cylinder 7 installed on the main frame 1, a loading plate 8 connected to the hydraulic cylinder 7, and a screwing control assembly; the loading plate 8 is slidably installed on the travel groove 1a. The two screwing sleeves 3 and the loading plate 8 can move forward and backward under the drive of the hydraulic cylinder 7, so as to realize the loading and unloading work of the bolts on the left handrail support.

[0031] like Figure 1 and Figure 4As shown, the screw control assembly is composed of two screw rods 9, a movable rotary drive assembly connecting the two screw rods 9, a belt pulley 10 connecting each screw rod 9, a belt 11 connecting the two belt pulleys 10, and a tensioning mechanism connecting the belt 11; the screw rods 9 are connected to the screw sleeves 3 in a one-to-one correspondence. The belt 11 transmission can make the two screw sleeves 3 work together. The movable rotary drive assembly can control the two screw sleeves 3 to rotate. The tensioning mechanism is used to control the belt 11 to maintain a tensioned state.

[0032] like Figure 4 As shown, the tensioning mechanism is composed of a tensioning wheel 12 driving the connecting belt 11, a matching shaft 13 connected to the tensioning wheel 12, an auxiliary slider 14 connected to the matching shaft 13 through a bearing, and a bottom sleeve 15 for vertically sliding the auxiliary slider 14; the bottom sleeve 15 is installed on the loading plate 8; a spring 16 connected to the auxiliary slider 14 is installed on the bottom sleeve 15. That is, the elastic force of the spring 16 can make the tensioning wheel 12 tighten the belt 11.

[0033] like Figure 4 As shown, the movable rotation drive assembly is composed of two rear edge frames 17 respectively mounted on the support frame 2, an original frame 18 mounted on the loading plate 8, a No. II motor 19 connected to one of the two screw rods 9, and a movable bearing seat 20 connected to the other of the two screw rods 9. That is, the two screw sleeves 3 can be rotated by the drive of the No. II motor 19.

[0034] like Figure 4 As shown, the bottom of the movable bearing seat 20 and the bottom of the II motor 19 are both connected with a column rod 21. The column rod 21 plays a certain supporting role.

[0035] like Figure 4 As shown, the original frame 18 is provided with a transverse groove 18a for horizontally slidingly mounting the two upright rods 21. The above is a conventional design of the sliding structure.

[0036] Each rear edge frame 17 is provided with a rear edge groove 17a; each upright rod 21 is slidably matched with the rear edge groove 17a one by one. The above is a conventional design of the sliding structure. The arrangement of the transverse groove 18a and the rear edge groove 17a allows the two screw sleeves 3 to slide back or toward each other, and to move forward, and the horizontal movement of the screw sleeve 3 and the forward and backward movement complement each other.

[0037] When the present invention is used, it is only necessary to Figure 5 The two support plates of the left handrail support shown are facing upwards, and the two side plates are inserted downwards into the lateral support grooves 2a for installation, and the two bolts on the left handrail support are matched with the hexagonal screw holes 3a.

[0038] When adjustment is required, the two bolts can be unloaded by pulling the loading plate 8 backward through the hydraulic cylinder 7 while the No. II motor 19 is driven to rotate forward.

[0039] Furthermore, motor No. 1 4 drives the integrated screw 6 to rotate to adjust the horizontal positions of the two support plates and two bolts of the left armrest support.

[0040] Furthermore, while the hydraulic cylinder 7 pushes the loading plate 8 forward, the II motor 19 is driven to rotate in the reverse direction, so that the two bolts can be reinstalled to complete the adjustment.

[0041] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. An auxiliary adjuster for a strength test of a left handrail support of an automobile, comprising a main frame (1), characterized in that: The rear part of the main frame (1) is provided with a reverse driving assembly, and the reverse driving assembly is connected to two support frames (2) that can move in different directions, and each support frame (2) is provided with a lateral support groove (2a); An opening and closing control device is installed at the front of the main frame (1), and the opening and closing control device is connected to two screw sleeves (3); each screw sleeve (3) is provided with a hexagonal screw hole (3a); The reverse drive assembly is composed of a No. 1 motor (4) mounted on the main frame (1), a long guide rod (5) mounted on the main frame (1), and an integrated lead screw (6) connected to the No. 1 motor (4); the two support frames (2) are both slidably connected to the long guide rod (5); The left thread and the right thread of the integrated lead screw (6) have opposite spiral directions; the support frame (2) is respectively matched with the left and right corresponding threads of the integrated lead screw (6); The main frame (1) has a travel groove (1a) at the front; the opening and closing control device is composed of a hydraulic cylinder (7) installed on the main frame (1), a loading plate (8) connected to the hydraulic cylinder (7), and a screw control assembly; the loading plate (8) is slidably installed on the travel groove (1a); The screw control assembly is composed of two screw rods (9), a movable drive assembly connecting the two screw rods (9), a belt pulley (10) connecting each screw rod (9), a belt (11) connecting the two belt pulleys (10), and a tensioning mechanism connecting the belt (11); the screw rods (9) are connected to the screw sleeves (3) in a one-to-one correspondence; The tensioning mechanism is composed of a tensioning wheel (12) connected to a transmission belt (11), a matching shaft (13) connected to the tensioning wheel (12), an auxiliary slider (14) connected to the matching shaft (13) via a bearing, and a bottom sleeve (15) for vertically slidingly mounting the auxiliary slider (14); the bottom sleeve (15) is mounted on a loading plate (8); a spring (16) connected to the auxiliary slider (14) is mounted on the bottom sleeve (15); The movable rotation drive assembly is composed of two rear edge frames (17) respectively mounted on the support frame (2), an original frame (18) mounted on the loading plate (8), a No. II motor (19) connected to one of the two screw rods (9), and a movable bearing seat (20) connected to the other of the two screw rods (9).

2. The auxiliary adjuster for automobile left armrest support strength test according to claim 1, characterized in that: The bottom of the movable bearing seat (20) and the bottom of the No. II motor (19) are both connected with a column rod (21).

3. The auxiliary adjuster for automobile left armrest support strength test according to claim 2, characterized in that: The original frame (18) is provided with a transverse groove (18a) for horizontally slidingly mounting the two upright rods (21).

4. The auxiliary adjuster for automobile left armrest support strength test according to claim 2, characterized in that: Each rear edge frame (17) is provided with a rear edge groove (17a); each upright rod (21) is slidably matched with the rear edge groove (17a) in a one-to-one correspondence.

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