Comprehensive position degree hole site testing fixture

Abstract

The utility model discloses a comprehensive location degree hole site detection tool, comprising a detection bench which is internally provided with a mounting cavity; the contour of the inner wall of the profiling sleeve is the same as the contour of the outer wall of the standard part, and the profiling sleeve is used for positioning the part to be detected; the side hole detection assembly is used for detecting the hole position of a side circular hole in the to-be-detected part; the front hole detection assembly is used for detecting the hole position of a front round hole in the to-be-detected part; the jacking assembly comprises an auxiliary pulley, a sliding column, a rack, a gear, a worm gear, a worm and a jacking boss, the worm is rotated to drive the sliding column to move in the vertical direction, and the jacking boss is driven to move to the position above the detection table and used for jacking the part in the profiling sleeve. According to the utility model, the to-be-detected part can be conveniently taken out after the detection is finished, and the first detection pin and the second detection pin can be fixed after the detection is finished so as to be prevented from being lost.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts inspection tools, in particular to a comprehensive position hole inspection tool. Background Art

[0002] In the automotive manufacturing industry, hole position inspection tools are required to check the hole position of machined parts to prevent parts with offset holes from entering the market.

[0003] The automobile control arm is an important component of the automobile. The top surface of the automobile control arm is provided with a front circular hole, and the side surface is provided with a side circular hole. After the part is processed, the front circular hole and the side circular hole need to be inspected by a hole position inspection tool to ensure that the part hole position is qualified before it can flow into the subsequent production process. An existing automobile control arm hole position inspection tool has an embedding groove for placing the control arm body on the top. The control arm body is positioned by placing it in the embedding groove, and then the hole position is inspected by the upper and lower measuring rods. However, after the hole position of the control arm body is inspected, it is not convenient to remove the control arm body from the embedding groove, which is inconvenient. Moreover, after the inspection is completed, the inspection tool cannot fix the upper measuring rod, and the upper measuring rod is easy to lose. Utility Model Content

[0004] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a comprehensive position hole inspection fixture, which is convenient for removing the parts to be tested after the inspection is completed, and can also fix the first inspection pin and the second inspection pin after the inspection is completed to avoid loss.

[0005] The utility model provides a comprehensive position hole position checking tool, comprising:

[0006] A testing platform, wherein a mounting cavity is provided inside the testing platform;

[0007] A profiling sleeve is provided on the top of the testing platform, wherein the inner wall profile of the profiling sleeve is the same as the outer wall profile of the standard part and is used for positioning the part to be tested;

[0008] A side hole detection component is arranged on the detection table with the profiling sleeve as a reference, and is used to detect the hole position of the side circular hole on the part to be tested;

[0009] A positive hole detection component is arranged on the detection table with the profiling sleeve as a reference, and is used to detect the hole position of the positive circular hole on the part to be tested;

[0010] The jacking assembly includes an auxiliary pulley, a sliding column, a rack, a gear, a worm wheel, a worm and a jacking boss. The auxiliary pulley is fixedly arranged in the mounting cavity and is slidably connected to the sliding column. The sliding column is arranged in a vertical direction and the rack is fixedly arranged on its outer wall along its length direction. The gear is rotatably arranged in the mounting cavity and meshed with the rack. The worm wheel and the gear are coaxially fixedly connected through a fixed shaft. The worm is rotatably arranged in the mounting cavity and meshed with the worm wheel. The jacking boss is fixedly arranged on the top of the sliding column. Rotating the worm can drive the sliding column to move in the vertical direction, and drive the jacking boss to move above the detection table for jacking up the parts in the contour sleeve.

[0011] Furthermore, a through hole for the lifting boss to pass through is opened on the top of the detection platform, and the through hole is located inside the contour sleeve.

[0012] Furthermore, a plurality of sliding grooves are evenly arranged on the outer wall of the sliding column along its circumference, and the sliding grooves are arranged along the length direction of the sliding column;

[0013] A mounting ring plate is provided in the mounting cavity, the sliding column passes through the mounting ring plate, the lifting boss is located above the mounting ring plate, and multiple groups of auxiliary pulleys are evenly arranged along the circumference of the mounting ring plate. The multiple groups of auxiliary pulleys are arranged in a one-to-one correspondence with the multiple groups of sliding grooves and are slidably connected.

[0014] Furthermore, one end of the worm extends to the outside of the installation cavity and is provided with a rotating handle.

[0015] Furthermore, a through hole is provided on the profiling sleeve corresponding to the side hole position on the standard part.

[0016] Furthermore, the side hole detection assembly includes a first positioning seat and a first detection pin. The first positioning seat is arranged on the detection platform. A first reference hole is opened on the first positioning seat corresponding to the through hole. The first detection pin is slidably inserted into the first reference hole.

[0017] Furthermore, the front hole detection assembly includes a second positioning seat and a second detection pin. The second positioning seat is arranged on the detection platform. A second reference hole is opened on the second positioning seat corresponding to the front hole position on the standard part. The second detection pin is slidably inserted into the second reference hole.

[0018] Furthermore, the first positioning seat and the second positioning seat are both provided with fixing components for fixing the first detection pin and the second detection pin.

[0019] Furthermore, the fixing assembly includes a rotating rod, a telescopic rod, a spring and a positioning block, the rotating rod is rotatably set on the first positioning seat and / or the second positioning seat, the telescopic rod is fixedly connected to the rotating rod, the spring is sleeved on the outside of the telescopic rod, the positioning block is fixedly set at one end of the telescopic rod away from the rotating rod, one end of the spring is fixedly connected to the rotating rod, and the other end is fixedly connected to the positioning block, and a positioning groove for inserting the positioning block is provided on the first detection pin and / or the second detection pin.

[0020] Compared with the prior art, the beneficial effects of the present invention are:

[0021] (1) The utility model positions the part to be tested by placing it in a profiling sleeve. After positioning, the hole position of the side circular hole on the part to be tested is detected by the first detection pin, and the hole position of the front circular hole on the part to be tested is detected by the second detection pin. After the detection is completed, the worm gear can be driven to rotate by rotating the worm, and the rotation of the worm gear can drive the gear coaxially arranged with it to rotate. The rotation of the gear drives the rack meshing with it to rise, and the rack drives the sliding column to rise. The sliding column drives the lifting protrusion on its top to move to the top of the detection table, exerting an upward force on the part in the profiling sleeve, and lifting the tested part, so as to facilitate the removal of the part from the profiling sleeve;

[0022] (2) After the inspection of the parts to be inspected is completed, the utility model can rotate the rotating rod to align the positioning block with the positioning groove on the first inspection pin and / or the second inspection pin, and then use the elastic force of the spring to insert the positioning block into the positioning groove and fix it, thereby fixing the first inspection pin and the second inspection pin to avoid loss.

[0023] It should be understood that the contents described in the summary of the utility model are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model. Other features of the utility model will become easier to understand through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments made with reference to the following drawings:

[0025] Figure 1 This is a schematic diagram of the top structure of the utility model;

[0026] Figure 2 This is a front cross-sectional structural diagram of the present utility model;

[0027] Figure 3 It is a cross-sectional view of the test bench;

[0028] Figure 4is a cross-sectional view of the contour sleeve;

[0029] Figure 5 for Figure 2 Enlarged view of point A in the middle;

[0030] Figure 6 This is a schematic diagram of the front structure of a car control arm;

[0031] Figure 7 This is a schematic diagram of the side structure of the automobile control arm;

[0032] Numbers in the figure: 1, detection table; 2, profiling sleeve; 3, side hole detection assembly; 4, front hole detection assembly; 5, lifting assembly; 6, fixing assembly;

[0033] 11. Mounting cavity; 12. Through hole; 13. Mounting ring plate;

[0034] 21. Through hole;

[0035] 31. First positioning seat; 32. First detection pin;

[0036] 41. Second positioning seat; 42. Second detection pin;

[0037] 51. Auxiliary pulley; 52. Sliding column; 53. Rack; 54. Gear; 55. Worm gear; 56. Worm; 57. Lifting boss;

[0038] 61. Rotating rod; 62. Telescopic rod; 63. Spring; 64. Positioning block;

[0039] 100. Automobile control arm; 101. Front circular hole; 102. Side circular hole. DETAILED DESCRIPTION

[0040] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are intended only to illustrate the relevant utility model and are not intended to limit the scope of the utility model. It should also be noted that, for ease of description, only the portions relevant to the utility model are shown in the accompanying drawings.

[0041] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0042] Please refer to Figures 1 to 7 The embodiment of the present utility model provides a comprehensive position hole position detection tool for detecting the hole position of relevant holes on the automobile control arm; wherein, Figure 6 and Figure 7As shown, the top surface of the automobile control arm 100 is triangular and is provided with three front circular holes 101, and the side surface of the automobile control arm 100 is provided with a side circular hole 102. The present application is used to detect the hole position accuracy of the three front circular holes 101 and the hole position accuracy of the one side circular hole 102;

[0043] The comprehensive position hole detection tool of the present application includes a detection table 1, a contour sleeve 2, a side hole detection component 3, a main hole detection component 4 and a lifting component 5; wherein,

[0044] The interior of the testing platform 1 is provided with a mounting cavity 11;

[0045] The profiling sleeve 2 is arranged on the top of the testing table 1. The inner wall profile of the profiling sleeve 2 is the same as the outer wall profile of the standard part, and is used to position the part to be tested;

[0046] The side hole detection component 3 is set on the detection table 1 with the profiling sleeve 1 as the reference, and is used to detect the hole position of the side circular hole on the part to be tested;

[0047] The positive hole detection component 4 is set on the detection table 1 with the profiling sleeve 1 as the reference, and is used to detect the hole position of the positive circular hole on the part to be tested;

[0048] The lifting assembly 5 includes an auxiliary pulley 51, a sliding column 52, a rack 53, a gear 54, a worm gear 55, a worm 56 and a lifting boss 57. The auxiliary pulley 51 is fixedly arranged in the mounting cavity 11 and is slidably connected to the sliding column 52. The sliding column 52 is arranged in the vertical direction and a rack 53 is fixedly provided on its outer wall along its length direction. The gear 54 is rotatably arranged in the mounting cavity 11 and is meshed with the rack 53. The worm gear 55 is coaxially fixedly connected to the gear 54 through a fixed shaft. The worm 56 is rotatably arranged in the mounting cavity 11 and is meshed with the worm gear 55. The lifting boss 56 is fixedly arranged at the top of the sliding column 52. Rotating the worm gear 56 can drive the sliding column 52 to move in the vertical direction and drive the lifting boss 57 to move above the detection table 1 to lift the parts in the contour sleeve 2.

[0049] In this embodiment, before the part to be tested is tested, the top of the lifting boss 56 is located below the top surface of the testing platform, that is, the lifting boss 56 is received in the mounting cavity 11 to avoid affecting the positioning of the part to be tested;

[0050] During inspection, take the part to be tested and place it in the profiling sleeve 2. The part to be tested is quickly positioned and fixed by the profiling sleeve 2. Then, the side hole detection component 3 is used to detect the hole position of a side circular hole 102 on the part to be tested, and the front hole detection component 4 is used to detect the hole positions of the three front circular holes 101 on the part to be tested. After the inspection is completed, the worm 56 is rotated to drive the worm gear 55 to rotate. The rotation of the worm gear 55 can drive the gear 54 coaxially arranged with it to rotate. The rotation of the gear 54 drives the rack 53 meshing with it to rise. The rack 53 drives the sliding column 52 to rise. The sliding column 52 drives the lifting protrusion 57 on its top to move to the top of the inspection table 1, exerting an upward force on the part in the profiling sleeve 2, and lifting the tested part to facilitate the removal of the part from the profiling sleeve 2.

[0051] In a preferred embodiment, if Figure 1 As shown, the top of the testing platform 1 is provided with a through-hole 12 for the lifting boss 57 to pass through. The through-hole 12 is located inside the contour sleeve 2. Specifically, the through-hole 12 is connected to the mounting cavity 11 and is sized to allow the lifting boss 57 to pass through. Before testing, the lifting boss 57 is located below the top surface of the testing platform 1 to avoid affecting the positioning of the part to be tested. After testing, the lifting boss 57 moves through the through-hole 12 to the top surface of the testing platform 1 to contact the bottom of the part to be tested and lift the part.

[0052] In a preferred embodiment, if Figure 2 As shown, a plurality of sliding grooves are evenly provided on the outer wall of the sliding post 52 along its circumference, and the sliding grooves are arranged along the length direction of the sliding post 52;

[0053] A mounting ring plate 13 is disposed within the mounting cavity 11. The sliding post 52 extends through the mounting ring plate 13. A raised boss 57 is located above the mounting ring plate. Multiple sets of auxiliary pulleys 51 are evenly distributed along the circumference of the mounting ring plate 13. These sets of auxiliary pulleys 51 correspond to and are slidably connected to the multiple sets of sliding grooves. Specifically, the provision of the auxiliary pulleys 51 improves the stability of the sliding post 52 during movement.

[0054] In a preferred embodiment, if Figure 3 As shown, one end of the worm 56 extends to the outside of the installation cavity 11 and is provided with a rotation handle. Specifically, the worm 56 is manually driven to rotate by rotating the handle.

[0055] In a preferred embodiment, if Figure 4 As shown, a through hole 21 is formed on the contoured sleeve 2 corresponding to the side hole position on the standard part.

[0056] Preferably, the side hole detection assembly 3 includes a first positioning seat 31 and a first detection pin 32. The first positioning seat 31 is arranged on the detection platform 1. A first reference hole is opened on the first positioning seat 31 corresponding to the through hole 21. The first detection pin 32 is slidably inserted into the first reference hole.

[0057] In this embodiment, the first detection pin 32 includes a detection section and a hand-held section. The cross-sections of the detection section and the hand-held section are both circular. The size of the circle of the cross-section of the detection section is the same as the size of the side circular hole on the standard part, and the hand-held section is slidably sleeved in the first reference hole; during detection, the first detection pin 32 is held by hand and drives it to slide in the first reference hole. If the detection section can be inserted into the side circular hole 102, the side hole position is qualified, otherwise, the side hole position is unqualified.

[0058] In a preferred embodiment, if Figure 1 As shown, the positive hole detection component 4 includes a second positioning seat 41 and a second detection pin 42. The second positioning seat 41 is set on the detection platform 1. A second reference hole is opened on the second positioning seat 41 corresponding to the positive hole position on the standard part, and a second detection pin 42 is slidably inserted into the second reference hole.

[0059] In this embodiment, the second detection pin 42 also includes a detection section and a hand-held section. The cross-sections of the detection section and the hand-held section are both circular. The size of the circle of the cross-section of the detection section is the same as the size of the perfect circular hole 101 on the standard part. The hand-held section is slidably sleeved in the first reference hole. During the inspection, the second detection pin 42 is held by hand and drives it to slide in the second reference hole. If the detection section can be inserted into the front circular hole 101, the front hole position is qualified. Otherwise, the front hole position is unqualified.

[0060] In a preferred embodiment, if Figure 5 As shown, the first positioning seat 31 and the second positioning seat 41 are both provided with a fixing assembly 6 for fixing the first detection pin 32 and the second detection pin 42 .

[0061] Preferably, the fixing assembly 6 includes a rotating rod 61, a telescopic rod 62, a spring 63 and a positioning block 64. The rotating rod 61 is rotatably set on the first positioning seat 31 and the second positioning seat 32. The telescopic rod 62 is fixedly connected to the rotating rod 61. The spring 63 is sleeved on the outside of the telescopic rod 62. The positioning block 64 is fixedly set at one end of the telescopic rod 62 away from the rotating rod 61. One end of the spring 63 is fixedly connected to the rotating rod 61, and the other end is fixedly connected to the positioning block 64. A positioning groove for inserting the positioning block 64 is provided on the first detection pin 32 and / or the second detection pin 42.

[0062] In this embodiment, the hand-held sections of the first detection pin 32 and the second detection pin 42 are provided with positioning grooves;

[0063] The axis of the rotating rod 61 on the side hole detection assembly 3 is arranged side by side with the axis of the first detection pin 31, and the axis of the telescopic rod 62 is perpendicular to the circumference of the rotating rod 61. The rotating rod 61 can rotate with its own axis as the center of the circle. During detection, the rotating rod 61 is rotated to make the positioning block 64 away from the first detection pin 32, avoid the first detection pin 32, and prevent the positioning block 64 from affecting the sliding of the first detection pin 32; after the detection is completed, the rotating rod 61 is rotated, and the positioning block 64 is driven to be inserted into the positioning groove on the first detection pin 32 under the action of the elastic force of the spring 63 to be fixed, thereby preventing the first detection pin 32 from being lost.

[0064] Similarly, the structure of the fixing component 6 of the main hole detection component 4 is the same as that of the fixing component 6 on the side hole detection component 3; it is used to fix the second detection pin 42 to prevent the second detection pin from being lost.

[0065] In this specification, the terms "connect," "install," and "fix" should be understood broadly. For example, "connect" can refer to a fixed connection, a detachable connection, or an integral connection; it can refer to a direct connection or an indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of these terms in this application based on the specific circumstances.

[0066] Throughout this specification, terms such as "one embodiment" or "some embodiments" mean that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0067] The above are merely preferred embodiments of the present application and are not intended to limit the present application. Those skilled in the art will readily appreciate that various modifications and variations are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present application shall be included within the scope of protection of the present application.

Claims

1. A comprehensive position hole position gauge, characterized in that: include: A testing platform, wherein a mounting cavity is provided inside the testing platform; A profiling sleeve is provided on the top of the testing platform, wherein the inner wall profile of the profiling sleeve is the same as the outer wall profile of the standard part and is used for positioning the part to be tested; A side hole detection component is arranged on the detection table with the profiling sleeve as a reference, and is used to detect the hole position of the side circular hole on the part to be tested; A positive hole detection component is arranged on the detection table with the profiling sleeve as a reference, and is used to detect the hole position of the positive circular hole on the part to be tested; The jacking assembly includes an auxiliary pulley, a sliding column, a rack, a gear, a worm wheel, a worm and a jacking boss. The auxiliary pulley is fixedly arranged in the mounting cavity and is slidably connected to the sliding column. The sliding column is arranged in a vertical direction and the rack is fixedly arranged on its outer wall along its length direction. The gear is rotatably arranged in the mounting cavity and meshed with the rack. The worm wheel and the gear are coaxially fixedly connected through a fixed shaft. The worm is rotatably arranged in the mounting cavity and meshed with the worm wheel. The jacking boss is fixedly arranged on the top of the sliding column. Rotating the worm can drive the sliding column to move in the vertical direction, and drive the jacking boss to move above the detection table for jacking up the parts in the contour sleeve.

2. A comprehensive position hole position gauge according to claim 1, characterized in that: A through hole for the jacking boss to pass through is provided on the top of the detection platform, and the through hole is located inside the contour sleeve.

3. A comprehensive position hole position gauge according to claim 2, characterized in that: The outer wall of the sliding column is provided with a plurality of sliding grooves evenly arranged along its circumference, and the sliding grooves are arranged along the length direction of the sliding column; A mounting ring plate is provided in the mounting cavity, the sliding column passes through the mounting ring plate, the lifting boss is located above the mounting ring plate, and multiple groups of auxiliary pulleys are evenly arranged along the circumference of the mounting ring plate. The multiple groups of auxiliary pulleys are arranged in a one-to-one correspondence with the multiple groups of sliding grooves and are slidably connected.

4. A comprehensive position hole gauge according to claim 3, characterized in that: One end of the worm extends to the outside of the installation cavity and is provided with a rotating handle.

5. The comprehensive position hole position checking tool according to claim 1, characterized in that: The profiling sleeve is provided with a through hole corresponding to a side hole position on the standard part.

6. A comprehensive position hole position gauge according to claim 5, characterized in that: The side hole detection assembly includes a first positioning seat and a first detection pin. The first positioning seat is arranged on the detection platform. A first reference hole is opened on the first positioning seat corresponding to the through hole. The first detection pin is slidably inserted into the first reference hole.

7. A comprehensive position hole gauge according to claim 6, characterized in that: The front hole detection component includes a second positioning seat and a second detection pin. The second positioning seat is arranged on the detection platform. A second reference hole is opened on the second positioning seat corresponding to the front hole position on the standard part. The second detection pin is slidably inserted into the second reference hole.

8. A comprehensive position hole gauge according to claim 7, characterized in that: The first positioning seat and the second positioning seat are both provided with a fixing assembly for fixing the first detection pin and the second detection pin.

9. A comprehensive position hole gauge according to claim 8, characterized in that: The fixing assembly includes a rotating rod, a telescopic rod, a spring and a positioning block. The rotating rod is rotatably set on the first positioning seat and / or the second positioning seat. The telescopic rod is fixedly connected to the rotating rod. The spring is sleeved on the outside of the telescopic rod. The positioning block is fixedly set at one end of the telescopic rod away from the rotating rod. One end of the spring is fixedly connected to the rotating rod, and the other end is fixedly connected to the positioning block. A positioning groove for inserting the positioning block is provided on the first detection pin and / or the second detection pin.

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