Bottom hole site detection device for automobile fixing frame

Abstract

The utility model discloses an automobile fixing frame bottom hole position detection device which comprises a supporting assembly used for fixing a bolt, a transmission assembly is arranged at the bottom of the supporting assembly, and a positioning assembly used for driving an automobile frame to rotate to enable a hole to be vertically opened is arranged at the top of the transmission assembly. And the positioning assembly comprises a rotating seat, a mounting frame is fixedly arranged on one side of the rotating seat, a second screw rod is rotationally arranged in the middle of the mounting frame, and threads of the second screw rod are bidirectional threads. According to the utility model, the worm gear and the worm drive the fixed frame to turn over, and the fixed frame is freely turned over to enable the hole to face upwards for detection, so that the flexibility of the device is improved, and the detection time is shortened; turbines on the two sides are driven by a single motor to rotate, transmission synchronism is improved, and transmission errors caused by electronic control are avoided. The sliding frame is driven by the screw to move along the groove, the fixing plates are folded to fix the bolt, assembly and disassembly are simple, and falling is not prone to occurring.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile fixing frame production, in particular to a bottom hole position detection device for an automobile fixing frame. Background Art

[0002] On automotive production lines, fixtures are widely used to secure large components, such as engines and vehicle frames, for welding and assembly. For example, an engine fixture precisely secures the engine in place, facilitating the installation of various pipes, wiring, and transmission components. Hole position accuracy is crucial for vehicle assembly and subsequent use. The bottom hole position detection device for automotive fixtures is specifically designed to verify that the dimensions, positional accuracy, and other parameters of the bottom hole position meet specified requirements.

[0003] In contrast, the Chinese patent with publication number CN115265310A discloses a hole position detection device for an automobile bracket, including a fixing frame, the fixing frame is provided with a fixing mechanism, and the fixing mechanism includes a bidirectional screw rod, a side plate, a long slot, and a first motor; the bottom of the fixing frame is rotatably connected to a bidirectional screw rod, and the outer side of the bidirectional screw rod is threadedly connected to two groups of side plates, the bottom of the fixing frame is installed with a first motor, and the output end of the first motor is connected to the bidirectional screw rod, the side plate extends to the top of the fixing frame, and the fixing frame is provided with a long slot matching the side plate. The present invention clamps and fixes the bracket by two groups of side plates, which is convenient for manual hole position detection. The horizontal plate drives the pin to be inserted into the bracket hole, and the person manually observes whether the hole position is qualified, so that the hole position detection can be carried out more conveniently, and pins of different diameters can be replaced as needed, which is convenient to use.

[0004] The disadvantages of the above patent are: it cannot drive the fixing frame to flip freely, and the fixing frame needs to be frequently assembled and unassembled during the inspection of the fixing frame hole position, which is time-consuming, labor-intensive and inefficient. At the same time, the combination of the pin and the cross plate is unstable, making assembly and disassembly difficult and easy to fall off. Utility Model Content

[0005] The purpose of the utility model is to provide a device for detecting the bottom hole position of a vehicle fixing frame, so as to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A device for detecting the bottom hole position of an automobile fixing frame comprises a support assembly for fixing a pin, a transmission assembly being provided at the bottom of the support assembly, and a positioning assembly being provided at the top of the transmission assembly for driving the automobile frame to rotate so that the hole is vertically opened; the positioning assembly comprises a rotating seat, a mounting frame being fixedly provided at one side of the rotating seat, a No. 2 screw being rotatably provided in the middle of the mounting frame, the No. 2 screw having a bidirectional thread, two sliding rods being symmetrically provided on both sides of the No. 2 screw, two clamping plates being symmetrically provided on the No. 2 screw, and a No. 3 motor being installed at the top of the No. 2 screw.

[0008] Preferably, the support assembly includes a base, a support frame and a telescopic column are provided on the base, a placement table is provided on the top of the telescopic column, a groove is provided on the placement table, a No. 1 screw is rotatably provided in the groove, a sliding frame is provided on the No. 1 screw, a No. 1 motor is installed at one end of the No. 1 screw, and a fixed plate is provided on the sliding frame.

[0009] Preferably, the fixing plate is arc-shaped, and the sliding frame is slidably connected to the inner wall of the groove.

[0010] Preferably, the transmission assembly includes a mounting seat, a No. 2 motor is mounted on the top of the mounting seat, the No. 2 motor is a bidirectional output motor, a rotating shaft is symmetrically provided on both sides of the No. 2 motor, a bevel gear set is provided at the end of the rotating shaft, a worm is provided on the bevel gear set, and a worm wheel is provided on the top of the worm.

[0011] Preferably, the rotating shaft and the worm are both connected to the support frame bearing.

[0012] Preferably, the worm gear is bolted to the rotating seat, and the rotating seat is connected to the supporting frame bearing.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the present invention, the fixing frame is turned over by the worm gear, and the fixing frame is turned over freely so that the hole faces upward for testing, which increases the flexibility of the device and shortens the testing time;

[0015] 2. In this utility model, a single motor drives the turbines on both sides to rotate, which improves transmission synchronization and avoids transmission errors caused by electronic control;

[0016] 3. In the present invention, the sliding frame is driven to move along the groove by the screw, and the fixing plate is closed to fix the latch, which makes assembly and disassembly simple and not easy to fall off. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of a hole position detection device for the bottom of an automobile fixing bracket according to the present utility model;

[0018] Figure 2 This is a structural schematic diagram of a support assembly of a bottom hole position detection device for a vehicle fixing bracket according to the present invention;

[0019] Figure 3 This is a structural schematic diagram of a transmission assembly of a bottom hole position detection device for a car fixing bracket according to the present invention;

[0020] Figure 4 The utility model is a structural schematic diagram of a positioning component of a bottom hole position detection device for a vehicle fixing frame.

[0021] In the accompanying drawings: 1. Support assembly; 101. Base; 102. Support frame; 103. Telescopic column; 104. Placement table; 105. Groove; 106. Screw No. 1; 107. Sliding frame; 108. Motor No. 1; 109. Fixed plate; 2. Transmission assembly; 201. Mounting seat; 202. Motor No. 2; 203. Rotating shaft; 204. Bevel gear set; 205. Worm; 206. Worm wheel; 3. Positioning assembly; 301. Rotating seat; 302. Mounting frame; 303. Screw No. 2; 304. Sliding rod; 305. Clamp; 306. Motor No. 3. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figures 1-4 A device for detecting the bottom hole position of a car fixing frame includes a support component 1 for fixing a pin, a transmission component 2 is provided at the bottom of the support component 1, and a positioning component 3 is provided on the top of the transmission component 2 for driving the car frame to rotate so that the hole is vertically opened.

[0024] In this embodiment: the support assembly 1 includes a base 101, a support frame 102 and a telescopic column 103 are provided on the base 101, a placement table 104 is provided on the top of the telescopic column 103, a groove 105 is opened on the placement table 104, a No. 1 screw 106 is rotatably provided in the groove 105, a sliding frame 107 is provided on the No. 1 screw 106, a No. 1 motor 108 is installed at one end of the No. 1 screw 106, a fixed plate 109 is provided on the sliding frame 107, the fixed plate 109 is arc-shaped, and the sliding frame 107 is slidably connected to the inner wall of the groove 105, the detection pin is placed on the placement table 104 and located between the two fixed plates 109, the No. 1 motor 108 drives the No. 1 screw 106 to rotate, and drives the two fixed plates 109 to close and clamp the pin along the groove 105.

[0025] In this embodiment, the transmission assembly 2 includes a mounting base 201, a No. 2 motor 202 is mounted on the top of the mounting base 201, and the No. 2 motor 202 is a bidirectional output motor. A rotating shaft 203 is symmetrically provided on both sides of the No. 2 motor 202, and a bevel gear set 204 is provided at the end of the rotating shaft 203. A worm 205 is provided on the bevel gear set 204, and a worm wheel 206 is provided on the top of the worm 205. The rotating shaft 203 and the worm 205 are both connected to the bearing of the support frame 102. The fixed frame to be tested is placed in the middle of the mounting frame 302, and the No. 3 motor 306 drives The No. 2 screw 303 rotates, driving the upper and lower clamps 305 to close along the slide bar 304 to clamp the fixed frame, and the No. 2 motor 202 is started to drive the rotating shafts 203 on both sides to rotate synchronously. The support frame 102 supports the rotating shaft 203 to drive the bevel gear set 204 to drive the worm 205 to rotate. The support frame 102 supports the worm 205 to engage the worm wheel 206 to rotate. The rotating seat 301 drives the fixed frame to rotate and flip through the mounting frame 302, so that the hole is set in the vertical direction. The telescopic column 103 lifts the placement table 104 to allow the pin to be inserted into the hole for testing.

[0026] In this embodiment: the positioning assembly 3 includes a rotating base 301, a mounting frame 302 is fixedly provided on one side of the rotating base 301, a No. 2 screw 303 is rotatably provided in the middle of the mounting frame 302, the thread of the No. 2 screw 303 is a bidirectional thread, two sliding rods 304 are symmetrically provided on both sides of the No. 2 screw 303, two splints 305 are symmetrically provided on the No. 2 screw 303, a No. 3 motor 306 is installed on the top of the No. 2 screw 303, the worm gear 206 is bolted to the rotating base 301, and the rotating base 301 is connected to the bearing of the support frame 102.

[0027] Working principle: When in use, the fixed frame to be tested is placed in the middle of the installation frame 302, and the No. 3 motor 306 drives the No. 2 screw 303 to rotate, driving the upper and lower clamps 305 to close and clamp the fixed frame along the slide bar 304, and the detection pin is placed on the placement table 104 and located in the middle of the two fixed plates 109. The No. 1 motor 108 drives the No. 1 screw 106 to rotate, driving the two fixed plates 109 to close and clamp the pin along the groove 105, and the No. 2 motor 202 is started to drive the rotating shafts 203 on both sides to rotate synchronously, and the support frame 102 supports the rotating shaft 203 to drive the bevel gear set 204 to drive the worm 205 to rotate, and the support frame 102 supports the worm 205 to engage the worm wheel 206 to rotate, and the rotating seat 301 drives the fixed frame to rotate through the installation frame 302 to flip over, so that the hole is set in the vertical direction, and the telescopic column 103 lifts the placement table 104 to insert the pin into the hole for detection.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the bottom hole position of a vehicle fixing bracket, comprising a support assembly (1) for fixing a latch, characterized in that: The bottom of the support assembly (1) is provided with a transmission assembly (2), and the top of the transmission assembly (2) is provided with a positioning assembly (3) for driving the automobile frame to rotate so that the hole is vertically opened; The positioning assembly (3) comprises a rotating seat (301), a mounting frame (302) is fixedly provided on one side of the rotating seat (301), a No. 2 screw (303) is rotatably provided in the middle of the mounting frame (302), the thread of the No. 2 screw (303) is a bidirectional thread, two sliding rods (304) are symmetrically provided on both sides of the No. 2 screw (303), two clamping plates (305) are symmetrically provided on the No. 2 screw (303), and a No. 3 motor (306) is installed on the top of the No. 2 screw (303).

2. The bottom hole position detection device of a car fixing bracket according to claim 1, characterized in that: The support assembly (1) comprises a base (101), a support frame (102) and a telescopic column (103) are provided on the base (101), a placement platform (104) is provided on the top of the telescopic column (103), a groove (105) is provided on the placement platform (104), a No. 1 screw (106) is rotatably provided in the groove (105), a sliding frame (107) is provided on the No. 1 screw (106), a No. 1 motor (108) is installed at one end of the No. 1 screw (106), and a fixing plate (109) is provided on the sliding frame (107).

3. The bottom hole position detection device of a car fixing bracket according to claim 2, characterized in that: The fixed plate (109) is arc-shaped, and the sliding frame (107) is slidably connected to the inner wall of the groove (105).

4. The device for detecting the bottom hole position of a vehicle fixing bracket according to claim 2, characterized in that: The transmission assembly (2) comprises a mounting seat (201), a second motor (202) is mounted on the top of the mounting seat (201), the second motor (202) is a bidirectional output motor, a rotating shaft (203) is symmetrically arranged on both sides of the second motor (202), a bevel gear set (204) is arranged at the end of the rotating shaft (203), a worm (205) is arranged on the bevel gear set (204), and a worm wheel (206) is arranged on the top of the worm (205).

5. The device for detecting the bottom hole position of a vehicle fixing bracket according to claim 4, characterized in that: The rotating shaft (203) and the worm (205) are both connected to the support frame (102) by bearings.

6. The device for detecting the bottom hole position of a vehicle fixing bracket according to claim 4, characterized in that: The worm wheel (206) is bolted to the rotating seat (301), and the rotating seat (301) is bearing-connected to the supporting frame (102).

Images