Automobile part testing fixture

Abstract

The utility model discloses an automobile part testing fixture which comprises a base, two positioning seats are symmetrically arranged on the upper surface of the base, receding grooves are formed in the top ends of the two positioning seats, connecting blocks are connected in the receding grooves in a limiting and sliding mode, pressing blocks are arranged at the top ends of the connecting blocks, and a protective cover is arranged on the upper surface of the base. A rectangular opening in inserted connection with the pressing block is formed in the top end of the protective cover, racks are symmetrically arranged on the two sides of the connecting block, one side of each rack is in meshed connection with a gear, a rotating shaft fixedly penetrates through the center of the gear, one end of the rotating shaft movably penetrates through the surface of the positioning seat and then is connected with a worm wheel, and one side of the worm wheel is in meshed connection with a worm for rotationally adjusting the worm wheel. Through the arrangement of the structure, upward movement adjustment of the pressing blocks can be stably achieved, the pressing blocks which are adjusted through upward movement are inserted into rectangular openings formed in the top ends of the protective covers, then limiting of the protective covers is achieved, the two stable closed protective covers are closed, and therefore the detection table can be better protected.

Description

Technical Field

[0001] The utility model relates to the technical field of inspection tool equipment, in particular to an automobile parts inspection tool. Background Art

[0002] A gauge is a simple tool used by industrial manufacturers to control the various dimensions of products, improve production efficiency and control quality. It is suitable for mass-produced products, such as auto parts, to replace professional measuring tools. Existing auto parts gauges are mostly made by setting a test bench on the surface of the base, fitting the auto parts production workpiece to the test bench surface, and then using the test pin to perform hole position detection;

[0003] For example, a kind of automobile parts inspection fixture disclosed in the utility model with authorization announcement number CN219495039U includes a base, slideways are provided on the front and rear sides of the top of the base, the left and right sides of the top of the base are connected to a positioning seat, the left and right sides of the inner cavity of the slideway are slidably connected with slide bars, the upper ends of the front and rear two groups of slide bars are commonly connected to the U-shaped seat, the middle section of the top of the base is connected to a testing platform, the surface of the testing platform is provided with standard holes, a plurality of traction ropes are connected to the inner wall of the positioning seat, the ends of the traction ropes are connected to detection pins, and fixed calipers are connected to the outer walls of the testing platform. The device structure is reasonably designed, reduces the footprint, improves space utilization, achieves good external protection effect, is easy to move, and can achieve good inspection effect.

[0004] When the device is in use, the compression spring drives the pressure block connected to the upper end to move upward, and then inserts into the rectangular opening on the top of the U-shaped seat, so as to position the U-shaped seat. The positioned U-shaped seat provides external protection for the test bench. However, the compression spring has a certain deformation capacity, and is prone to deformation during long-term use, which leads to a weakening of its elastic force, making it impossible to stably position the U-shaped seat through the pressure block, resulting in the U-shaped seat sliding at will when subjected to external force, and failing to provide good external protection for the test bench. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art, the utility model provides an automobile parts inspection fixture, which can solve the technical problem that the compression spring has a certain deformation ability, is prone to deformation during long-term use, and thus causes its elastic force to weaken, and cannot stably position the U-shaped seat through the pressure block, causing the U-shaped seat to slide at will when subjected to external force, and cannot provide good external protection for the inspection platform.

[0006] To solve the above technical problems, the utility model provides the following technical solutions: an automobile parts inspection fixture comprises a base, wherein two positioning seats are symmetrically arranged on the upper surface of the base, and the tops of the two positioning seats are provided with clearance grooves, and connecting blocks are slidingly connected in the clearance grooves, and a pressure block is arranged on the top of the connecting block, and a protective cover is arranged on the upper surface of the base and above the two positioning seats, and a rectangular opening plugged into the pressure block is arranged on the top of the protective cover, and racks are symmetrically arranged on both sides of the connecting block and on both sides located in the clearance grooves, and a gear is meshed and connected to one side of the rack, and a rotating shaft is fixedly penetrated at the center position of the gear, and one end of the rotating shaft is movably penetrated through the surface of the positioning seat and is connected to a worm wheel, and one side of the worm wheel is meshed and connected to a worm for rotationally adjusting the worm wheel.

[0007] As a preferred technical solution of the utility model, a stopper is provided on both sides of the connecting block and located above and below the two racks.

[0008] As a preferred technical solution of the utility model, a rotating rod is fixedly provided at the central axis position of the worm, and one end of the rotating rod at the central axis position of the worm is connected to an adjusting button for adjusting the rotation of the worm.

[0009] As a preferred technical solution of the utility model, the bottom ends of the two protective covers are connected to the upper surface of the base in a limited sliding manner.

[0010] As a preferred technical solution of the utility model, a detection platform is arranged on the upper surface of the base and located between the two positioning seats, a fixing component is arranged on the upper surface of the detection platform, and a traction rope is arranged on the detection platform.

[0011] As a preferred technical solution of the utility model, an installation groove is provided on the bottom wall of the base, and two lifting plates are arranged in the installation groove. Two electric push rods are symmetrically arranged between the upper surfaces of the two lifting plates and the base, and two universal wheels are symmetrically arranged on the lower surfaces of the two lifting plates for moving and adjusting the entire device.

[0012] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0013] By cooperating with the worm wheel and the worm, the rotation adjustment of the rotating shaft and the gear sleeved on the outside of the rotating shaft can be realized, and the movement adjustment of the connecting block and the pressure block arranged on the top of the connecting block can be realized by the meshing connection of the rotationally adjusted gear and the rack. The setting of this structure can stably realize the upward adjustment of the pressure block, and the upwardly movable pressure block is engaged with the rectangular opening opened in the top of the protective cover, thereby realizing the limitation of the protective cover, so that the two stable closed protective covers are closed, thereby better protecting the detection platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cutaway three-dimensional structure of the positioning seat of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the local structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the cutaway three-dimensional structure of the base of the utility model;

[0018] Among them: 1. Base; 2. Test table; 3. Fixed assembly; 4. Traction rope; 5. Protective cover; 6. Positioning seat; 7. Make way groove; 8. Connecting block; 9. Pressing block; 10. Rectangular opening; 11. Rack; 12. Gear; 13. Rotating shaft; 14. Worm wheel; 15. Worm; 16. Mounting groove; 17. Electric push rod; 18. Lifting plate; 19. Universal wheel. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0020] Example

[0021] Please refer to Figure 1-4As shown, the utility model provides an automobile parts inspection tool, wherein two positioning seats 6 are symmetrically arranged on the upper surface of the base 1, and then a clearance groove 7 is opened at the top of the two positioning seats 6, and a connecting block 8 is limitedly slidably connected in the clearance groove 7, and then a pressing block 9 is arranged on the top of the connecting block 8, and at the same time, a protective cover 5 is arranged on the upper surface of the base 1 and above the two positioning seats 6, and the bottom ends of the two protective covers 5 are limitedly slidably connected to the upper surface of the base 1, and then a rectangular opening 10 connected with the pressing block 9 is opened on the top of the protective cover 5, and then racks 11 are symmetrically arranged on both sides of the connecting block 8 and on both sides of the clearance groove 7, and the racks 11 are meshed on one side. A gear 12 is connected, and a rotating shaft 13 is fixedly penetrated at the center position of the gear 12, and then one end of the rotating shaft 13 is movably penetrated through the surface of the positioning seat 6 and then connected to a worm wheel 14, and at the same time, a worm 15 is meshedly connected to one side of the worm wheel 14, and a rotating rod is fixedly penetrated at the center axis position of the worm 15, and both ends of the rotating rod at the center axis position of the worm 15 are limitedly connected to the surface of the positioning seat 6 through a limit block, and one end of the worm 15 is movably penetrated through the limit block and then connected to an adjusting button, and the worm 15 can be rotated and adjusted by the setting of the adjusting button, and a rough texture is provided on the surface of the adjusting button, which is convenient for rotating and adjusting the worm 15 through the adjusting button;

[0022] When protecting the detection platform 2 set on the upper surface of the base 1, the two protective covers 5 can be first slidably set on the upper surface of the base 1, and then the rotating worm 15 is adjusted by the adjusting knob, and then the worm 15 drives the worm wheel 14 and the rotating shaft 13 and the gear 12 to rotate, and the rotating gear 12 is meshed with the rack 11, so that the connecting block 8 drives the pressing block 9 to move upward, and the pressing block 9 adjusted to move upward is plugged into the rectangular opening 10 opened at the top of the protective cover 5, so as to achieve the limit of the protective cover 5, so that the two stable closed protective covers 5 are closed to protect the detection platform 2;

[0023] As a further implementation of this embodiment, Figure 1-4As shown, a detection platform 2 is provided on the upper surface of the base 1 and between the two positioning seats 6. The automobile parts can be placed by the setting of the detection platform 2. At the same time, standard holes are provided on the surface of the detection platform 2. Then, two groups of fixing components 3 are provided on the upper surface of the detection platform 2. The automobile parts can be limited and fixed by the setting of the two groups of fixing components 3, so as to facilitate the subsequent maintenance of the automobile parts. Then, a traction rope 4 is provided on the detection platform 2, and a detection pin is connected to the end of the traction rope 4. The hole position on the automobile accessories can be detected by the setting of the detection pin. Then, a mounting groove 16 is provided on the bottom wall of the base 1, and two lifting plates 18 are provided in the mounting groove 16, and two electric push rods 17 are symmetrically provided between the upper surfaces of the two lifting plates 18 and the base 1. Then, two universal wheels 19 are symmetrically provided on the lower surfaces of the two lifting plates 18. The entire device can be moved and adjusted by the setting of four universal wheels 19.

[0024] When adjusting and using, first move the device to a suitable position, then use four electric push rods 17 to drive two lifting plates 18 to move upward, so that four universal wheels 19 move into the electric push rods 17, so as to limit and fix the device, then place the auto parts on the upper surface of the testing table 2, so that the auto parts fit the molded surface, and then use two sets of fixing components 3 to limit and fix the auto parts. If the hole position of the workpiece coincides with the standard hole opened on the upper surface of the testing table 2, and the detection pin set at one end of the traction rope 4 can pass through, the hole position on the auto part is qualified. If the detection pin cannot be smoothly inserted, it means that the hole position is offset;

[0025] Specific working principle:

[0026] When testing automobile parts, the device can be moved to a suitable position first, and then the two lifting plates 18 can be driven upward by four electric push rods 17, so that the four universal wheels 19 can be moved into the electric push rods 17, thereby limiting and fixing the device, and then placing the automobile parts on the upper surface of the testing table 2 so that the automobile parts fit the mold surface, and then using two sets of fixing components 3 to limit and fix the automobile parts. If the workpiece hole position coincides with the standard hole opened on the upper surface of the testing table 2, and the detection pin set at one end of the traction rope 4 can pass through, the hole position on the automobile part is qualified. If the detection pin cannot be smoothly inserted, it means that the hole position is not good. After the offset detection is completed, the two protective covers 5 can be slidably set on the upper surface of the base 1, and then the rotating worm 15 is adjusted by the adjusting button, and then the worm 15 drives the worm wheel 14 and the rotating shaft 13, and the gear 12 to rotate, and the rotating gear 12 is engaged with the rack 11, so that the connecting block 8 drives the pressure block 9 to move upward, and the pressure block 9 adjusted by the upward movement is plugged into the rectangular opening 10 opened at the top of the protective cover 5, so as to achieve the limitation of the protective cover 5, so that the two stable closed protective covers 5 are closed, so that the two protective covers 5 protect the test platform 2, reduce dust invasion, and avoid external collision damage.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An automobile parts inspection fixture, comprising a base (1), characterized in that: Two positioning seats (6) are symmetrically arranged on the upper surface of the base (1), and the tops of the two positioning seats (6) are provided with clearance grooves (7). A connecting block (8) is connected in a limited sliding manner in the clearance grooves (7), and a pressing block (9) is arranged on the top of the connecting block (8). A protective cover (5) is arranged on the upper surface of the base (1) and located above the two positioning seats (6). A rectangular opening (10) is arranged on the top of the protective cover (5) and is plugged and connected with the pressing block (9). Racks (11) are symmetrically arranged on both sides of the connecting block (8) and located in the clearance grooves (7). One side of the rack (11) is meshedly connected with a gear (12), and a rotating shaft (13) is fixedly penetrated at the center of the gear (12). One end of the rotating shaft (13) is movably penetrated through the surface of the positioning seat (6) and is connected to a worm wheel (14). One side of the worm wheel (14) is meshedly connected with a worm (15) for adjusting the rotation of the worm wheel (14).

2. The automobile parts inspection tool according to claim 1, characterized in that: A stopper is provided on both sides of the connection block (8) and located above and below the two racks (11).

3. The automobile parts inspection tool according to claim 1, characterized in that: A rotating rod is fixedly provided at the central axis position of the worm (15), and one end of the rotating rod at the central axis position of the worm (15) is connected to an adjusting button for adjusting the rotation of the worm (15).

4. The automobile parts inspection tool according to claim 1, characterized in that: The bottom ends of the two protective covers (5) are connected to the upper surface of the base (1) in a limited sliding manner.

5. The automobile parts inspection tool according to claim 1, characterized in that: A detection platform (2) is arranged on the upper surface of the base (1) and between the two positioning seats (6); a fixing component (3) is arranged on the upper surface of the detection platform (2); and a traction rope (4) is arranged on the detection platform (2).

6. The automobile parts inspection tool according to claim 1, characterized in that: The bottom wall of the base (1) is provided with a mounting groove (16), and two lifting plates (18) are arranged in the mounting groove (16). Two electric push rods (17) are symmetrically arranged between the upper surfaces of the two lifting plates (18) and the base (1), and two universal wheels (19) for moving and adjusting the entire device are symmetrically arranged on the lower surfaces of the two lifting plates (18).

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