CN216386318U - Concatenation formula automatic adjustment arm endurance testing arrangement - Google Patents
Concatenation formula automatic adjustment arm endurance testing arrangement Download PDFInfo
- Publication number
- CN216386318U CN216386318U CN202123221753.XU CN202123221753U CN216386318U CN 216386318 U CN216386318 U CN 216386318U CN 202123221753 U CN202123221753 U CN 202123221753U CN 216386318 U CN216386318 U CN 216386318U
- Authority
- CN
- China
- Prior art keywords
- adjusting arm
- automatic adjusting
- screw rod
- fixed
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a durability testing device of a splicing type automatic adjusting arm, which comprises a fixed seat, wherein a moving groove is arranged on the upper surface of the fixed seat, a bidirectional screw rod is rotatably connected between the opposite groove walls of the moving groove through a bearing, the two ends of the splicing type automatic adjusting arm can be respectively sleeved on two fixed rods, then the engagement between clamping teeth can be released by pulling an anti-skidding block upwards, so that the limit support on the fixed blocks and the fixed rods can be released, then the bidirectional screw rod can be driven by a driving motor to rotate, so that the bidirectional screw rod drives a moving block to move oppositely through the matching of a screw rod nut, the moving block drives the fixed rods to move oppositely to extrude the splicing type automatic adjusting arm, and at the moment, a spring pushes the anti-skidding block to descend to enable the clamping teeth on the surface of the anti-skidding block to be engaged with the clamping teeth on the anti-skidding plate, so that the fixed rods can be supported, so that the splicing type automatic adjusting arm keeps a compression state to test the durability.
Description
Technical Field
The utility model relates to the technical field of automatic adjusting arms, in particular to a splicing type automatic adjusting arm durability testing device.
Background
The normal braking of the automobile is realized by utilizing the contact friction between the brake shoe and the brake drum. Since the brake shoe and the brake drum are frequently contacted and rubbed during driving, the gap between the brake shoe and the brake drum is increased due to the abrasion, which affects the use safety of the brake mechanism during the driving of the automobile. The existing automobile brake mechanism is often provided with an adjusting arm which can automatically adjust the brake clearance between a brake shoe and a brake drum, and the adjusting arm can compensate the abrasion clearance between the brake shoe and the brake drum in the working process of the automobile brake mechanism, so that the brake clearance between the brake shoe and the brake drum can be kept at a constant value, and the working safety of the automobile brake mechanism is improved.
The existing automatic adjusting arm needs to be detected after production is completed, long-time support needs to be carried out on the existing detection equipment when the durability of the existing detection equipment is detected, and the driving equipment is easily damaged when the driving equipment supports the existing detection equipment for a long time, so that subsequent use is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a splicing type automatic adjusting arm durability testing device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a spliced automatic adjusting arm durability testing device comprises a fixed seat, wherein a moving groove is formed in the upper surface of the fixed seat, a bidirectional screw rod is rotatably connected between opposite groove walls of the moving groove through a bearing, one end of the bidirectional screw rod penetrates and extends out of the fixed seat and is fixedly connected with a first transmission wheel, a driving motor is fixedly installed at one side edge of the lower surface of the fixed seat, the output end of the driving motor is fixedly connected with a second transmission wheel through a coupler, a transmission belt is jointly connected between the first transmission wheel and the second transmission wheel in a transmission manner, two screw nuts are in threaded connection with the rod walls of the bidirectional screw rod, a moving block is fixedly sleeved on the outer side walls of the two screw nuts, a fixed rod is fixedly connected to the upper surfaces of the two moving blocks, and a fixed block is fixedly sleeved on the rod walls of the two fixed rods, two a mounting groove has all been seted up to the lower surface of fixed block, two spring, two of the equal fixedly connected with of tank bottom of mounting groove the lower extreme of spring all runs through and extends to the outer and a non slipping spur of fixedly connected with of fixed block, the last fixed surface of fixing base is connected with an antiskid ribbed tile, two the lower surface of antiskid ribbed tile all offsets with the upper surface of antiskid ribbed tile.
Preferably, the lower surfaces of the two anti-skid blocks are provided with a layer of clamping teeth, and the upper surface of the anti-skid plate is provided with a layer of clamping teeth.
Preferably, the latch on the lower surface of each of the two anti-skid blocks is meshed with the latch on the upper surface of the anti-skid plate.
Preferably, the lower ends of the two anti-skid blocks are arranged in an L shape.
Preferably, the two moving blocks are both connected in the moving groove in a sliding mode.
Preferably, the screw threads on the rod wall of the bidirectional screw rod in the moving groove are symmetrically arranged around the center of the moving groove, and the two screw rod nuts are symmetrically arranged.
Compared with the prior art, the utility model has the beneficial effects that: when using, at first can cup joint the both ends of concatenation formula automatic adjustment arm respectively on two dead levers, later can remove the meshing between the latch through upwards pulling non slipping spur, thereby remove the spacing support to fixed block and dead lever, then can rotate through the two-way lead screw of driving motor drive, thereby two-way lead screw is the motion in opposite directions through the cooperation drive movable block with screw-nut, and the movable block drives the dead lever and is the motion in opposite directions and come to extrude concatenation formula automatic adjustment arm, and the spring promotes the non slipping spur decline this moment and makes the latch on its surface mesh with the latch on the non slipping spur mutually, thereby can support the dead lever, make concatenation formula automatic adjustment arm keep the extrusion state to carry out the test of durability.
Drawings
FIG. 1 is a schematic diagram of a standby state structure according to the present invention;
FIG. 2 is a schematic view of the adjustment state structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the fixing base of the present invention;
FIG. 4 is a schematic view of the mounting structure of the fixing rod of the present invention;
fig. 5 is a schematic structural view of the first driving wheel of the present invention.
In the figure: 1. a fixed seat; 2. a moving groove; 3. a bidirectional screw rod; 4. a first drive pulley; 5. a drive motor; 6. a second transmission wheel; 7. a transmission belt; 8. a feed screw nut; 9. a moving block; 10. fixing the rod; 11. a fixed block; 12. mounting grooves; 13. a spring; 14. anti-skid blocks; 15. an antiskid plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a spliced automatic adjusting arm durability testing device comprises a fixed seat 1, wherein a moving groove 2 is formed in the upper surface of the fixed seat 1, a bidirectional screw rod 3 is rotatably connected between opposite groove walls of the moving groove 2 through a bearing, one end of the bidirectional screw rod 3 extends out of the fixed seat 1 in a penetrating manner and is fixedly connected with a first transmission wheel 4, a driving motor 5 is fixedly installed at one side edge of the lower surface of the fixed seat 1, the output end of the driving motor 5 is fixedly connected with a second transmission wheel 6 through a coupler, a transmission belt 7 is jointly connected between the first transmission wheel 4 and the second transmission wheel 6 in a transmission manner, two screw nuts 8 are in threaded connection with the rod wall of the bidirectional screw rod 3, a moving block 9 is fixedly sleeved on the outer side wall of each of the two screw nuts 8, and a fixed rod 10 is fixedly connected on the upper surface of each of the two moving blocks 9, a fixed block 11 has all been cup jointed fixedly on the pole wall of two dead levers 10, a mounting groove 12 has all been seted up to the lower surface of two fixed blocks 11, spring 13 of the equal fixedly connected with of tank bottom of two mounting grooves 12, the lower extreme of two springs 13 all runs through and extends to fixed block 11 outer and a non slipping spur 14 of fixedly connected with, non slipping spur 15 is connected with to the last fixed surface of fixing base 1, the lower surface of two non slipping spurs 14 all offsets with non slipping spur 15's upper surface.
Wherein, the lower surfaces of the two anti-skid blocks 14 are provided with a layer of latch, and the upper surface of the anti-skid plate 15 is provided with a layer of latch.
Wherein, the latch of the lower surface of the two anti-skid blocks 14 is engaged with the latch of the upper surface of the anti-skid plate 15.
Wherein, the lower extreme of two non slipping spur 14 all is the L type setting.
Wherein, two moving blocks 9 are connected in the moving groove 2 in a sliding way.
The screw threads on the rod wall of the bidirectional screw rod 3 in the moving groove 2 are symmetrically arranged around the center of the moving groove 2, and the two screw rod nuts 8 are symmetrically arranged.
Specifically, when the utility model is used, firstly, two ends of the splicing type automatic adjusting arm are respectively sleeved on two fixed rods 10, then the antiskid block 14 is pulled upwards, the antiskid block 14 can drive the latch to rise and remove the meshing between the latch, thereby removing the limit of the fixed block 11, then the driving motor 5 can be started, the driving motor 5 can drive the second driving wheel 6 to rotate, the second driving wheel 6 can drive the first driving wheel 4 to rotate through the driving belt 7, the first driving wheel 4 can drive the bidirectional screw rod 3 to rotate, the bidirectional screw rod 3 can drive the two moving blocks 9 to move through the matching with the screw rod nut 8, the two moving blocks 9 can drive the fixed rods 10 to synchronously move to extrude the splicing type automatic adjusting arm, simultaneously, the antiskid plates 14 can be loosened, at the moment, the spring 13 can push the antiskid plates 14 downwards, so that the latch on the lower surfaces of the antiskid blocks 14 is meshed with the latch on the upper surfaces of the antiskid plates 15, therefore, the fixing block 11 and the fixing rod 10 can be supported and limited, and the fixing rod 10 can be kept in a state of extruding the splicing type automatic adjusting arm to test the durability.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a concatenation formula automatic adjustment arm endurance testing arrangement, includes fixing base (1), its characterized in that, a shifting chute (2) has been seted up to the upper surface of fixing base (1), it is connected with a two-way lead screw (3) to rotate through the bearing between the relative cell wall of shifting chute (2), one of them one end of two-way lead screw (3) runs through and extends to fixing base (1) outside and fixedly connected with a first drive wheel (4), one side edge fixed mounting of fixing base (1) lower surface has a driving motor (5), the output of driving motor (5) passes through shaft coupling fixedly connected with a second drive wheel (6), common transmission is connected with a drive belt (7) between first drive wheel (4) and second drive wheel (6), threaded connection has two lead screw nuts (8) on the pole wall of two-way lead screw (3), two all fixed movable block (9), two of having cup jointed on the lateral wall of screw-nut (8) the equal fixedly connected with dead lever (10) of upper surface of movable block (9), two all fixed block (11), two of having cup jointed on the pole wall of dead lever (10) one mounting groove (12), two have all been seted up to the lower surface of fixed block (11) the equal fixedly connected with spring (13) of tank bottom of mounting groove (12), two the lower extreme of spring (13) all runs through and extends to fixed block (11) outer and the non slipping spur (14) of fixedly connected with, the last fixed surface of fixing base (1) is connected with one antiskid ribbed tile (15), two the lower surface of antiskid ribbed tile (14) all offsets with the upper surface of antiskid ribbed tile (15).
2. The spliced automatic adjusting arm durability testing device according to claim 1, wherein: the lower surfaces of the two anti-skid blocks (14) are provided with a layer of latch, and the upper surface of the anti-skid plate (15) is provided with a layer of latch.
3. The spliced automatic adjusting arm durability testing device according to claim 1, wherein: the latch on the lower surface of the two anti-skid blocks (14) is engaged with the latch on the upper surface of the anti-skid plate (15).
4. The spliced automatic adjusting arm durability testing device according to claim 1, wherein: the lower ends of the two anti-skid blocks (14) are arranged in an L shape.
5. The spliced automatic adjusting arm durability testing device according to claim 1, wherein: the two moving blocks (9) are connected in the moving groove (2) in a sliding manner.
6. The spliced automatic adjusting arm durability testing device according to claim 1, wherein: the screw threads on the rod wall of the bidirectional screw rod (3) in the moving groove (2) are symmetrically arranged at the center of the moving groove (2), and the two screw rod nuts (8) are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221753.XU CN216386318U (en) | 2021-12-21 | 2021-12-21 | Concatenation formula automatic adjustment arm endurance testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221753.XU CN216386318U (en) | 2021-12-21 | 2021-12-21 | Concatenation formula automatic adjustment arm endurance testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216386318U true CN216386318U (en) | 2022-04-26 |
Family
ID=81236421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123221753.XU Active CN216386318U (en) | 2021-12-21 | 2021-12-21 | Concatenation formula automatic adjustment arm endurance testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216386318U (en) |
-
2021
- 2021-12-21 CN CN202123221753.XU patent/CN216386318U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2695584C (en) | Apparatuses and methods for an improved vehicle jack having a screw jack assembly | |
| CN216386318U (en) | Concatenation formula automatic adjustment arm endurance testing arrangement | |
| CN114660360B (en) | Lithium battery electrode plate welding resistance testing device | |
| CN118424932A (en) | Textile fabric wear resistance detection equipment | |
| CN210852270U (en) | Anti-strong light night vision device and fixing device thereof | |
| CN218261253U (en) | Wire take-up device for computer network engineering | |
| CN114624036B (en) | Testing device and testing method for automatic emergency braking system | |
| CN214149090U (en) | Depth measuring device for dam front siltation height measurement | |
| CN219141875U (en) | Bridge bottom crack detection device | |
| CN112504699A (en) | Coupling rigidity test bed | |
| CN118392038B (en) | Auto-parts capability test robot for laboratory | |
| CN221502856U (en) | Self-locking anti-falling device of parking equipment | |
| CN221154303U (en) | Balance support structure convenient to adjust | |
| CN221158778U (en) | Cable constriction device is cut to casting blank hydraulic pressure | |
| CN111769447B (en) | Electric power cabinet link structure | |
| CN218133929U (en) | Cylinder mount pad | |
| CN221198745U (en) | Dental floss broken wire detection device | |
| CN220982140U (en) | Intelligent system wiring length measuring device | |
| CN116659359B (en) | Bridge expansion joint damage detection device and detection method | |
| CN112721731B (en) | Fixing device of new energy automobile power supply controller | |
| CN221683531U (en) | Speed reducer bottom prop with anti-shake function | |
| CN211576056U (en) | Detection device is used in automobile parts production | |
| CN217278844U (en) | Automobile tail lamp durability testing device | |
| CN219668186U (en) | Traction type emergency braking device for motor home | |
| CN221051061U (en) | Air cushion film rolling equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |