A multi-station verticality detection device and detection method for fastening screw production

Abstract

A multi-station verticality detection device and detection method for fastening screw production, relating to the technical field of fastening screw production detection equipment. In order to solve the problem that the existing verticality detection equipment for fastening screw production adopts a single station, detects one by one, and has a long downtime for screw replacement, and low detection efficiency. The upper surface of the detection platform is fixedly connected to the screw fixing fixture by bolts, and the detection platform is set as a circular disc-shaped platform. There are no less than ten screw fixing fixtures and they are respectively set on the edge of the detection platform, and the axes of the screw fixing fixtures are respectively facing the center direction of the detection platform. The fastening screws are fixed by multiple screw fixing fixtures, which reduces the downtime time for installing and disassembling the fastening screws to be detected or completed, effectively improves the continuity of the detection work, and greatly improves the detection efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of production and detection equipment for fastening screws, and in particular to a multi-station verticality detection equipment and a detection method for fastening screw production. Background Art

[0002] Fastening screws are a type of mechanical parts used for fastening connections and are extremely widely used. Fastening screws are widely used in industries including energy, electronics, electrical appliances, machinery, chemicals, metallurgy, molds, hydraulics, etc. Various types of fastening screws can be seen on various machinery, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemicals, meters and supplies, etc. They are the most widely used mechanical basic parts. Therefore, the precision requirements for fastening screws are getting higher and higher. The verticality of fastening screws is the key to the quality of fastening screws. However, the equipment for fastening screw verticality detection on the market still has the following problems:

[0003] 1. At present, most of the verticality detection equipment for fastening screw production on the market adopts a single station, one by one detection, and the detection is carried out after the fastening screw is installed. After the detection is completed, the fastening screw is removed and the next fastening screw to be tested is installed. The downtime for screw replacement is long and the detection efficiency is low;

[0004] 2. The verticality detection equipment with multiple stations has poor operating stability, large detection errors, and no stability monitoring mechanism, which greatly reduces the detection quality and cannot guarantee the detection accuracy;

[0005] Most of the fixing fixtures of verticality detection equipment become loose and tilted after long-term use, and the angle of the rotating fastening bolts becomes tilted, which affects the detection results, easily causes misjudgment, and has poor working reliability. Summary of the invention

[0006] The object of the present invention is to provide a multi-station verticality detection equipment and detection method for fastening screw production. The fastening screws are fixed by multiple screw fixing fixtures, which reduces the time of downtime for installation and disassembly of fastening screws to be detected or completed, effectively improves the continuity of the detection work, and greatly improves the detection efficiency. The smoothness of the rotation of the detection platform is monitored by monitoring cones. When the detection platform rotates and tilts, the monitoring table displays the difference, which is convenient for the staff to carry out maintenance and adjustment. The display is intuitive, the error is small, and the accuracy is high, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above object, the present invention provides the following technical solutions:

[0008] A multi-station verticality detection device for fastening screw production includes a multi-station fixing mechanism, a stability monitoring mechanism and a verticality detection mechanism. Two stability monitoring mechanisms are provided and are symmetrically arranged on both sides of the multi-station fixing mechanism. The verticality detection mechanism is arranged on one side of the multi-station fixing mechanism. The multi-station fixing mechanism includes a first motor, a detection platform and a screw fixing fixture. The motor shaft of the first motor is fixedly connected to the lower surface of the detection platform. The upper surface of the detection platform is fixedly connected to the screw fixing fixture by bolts. The detection platform is arranged as a disc-shaped platform. There are no less than ten screw fixing fixtures and they are respectively arranged on the edges of the detection platform. The screw fixing fixtures are evenly spaced on the detection platform with the center of the detection platform as the center.

[0009] Furthermore, the cylinder rod of the first cylinder is in contact with the screw fixing fixture, and a support column is provided on one side of the first cylinder. The support column is in a "7" shape, one side of the support column is parallel to the detection platform, and the other side of the support column is vertically fixed to the ground, and a screw rotation drive mechanism is provided on the lower surface of the detection platform.

[0010] Furthermore, the screw fixing fixture includes a fixture adjustment seat, a rear fixing plate, a fixing seat and a connecting handle. The fixing seat is respectively provided with a fixture adjustment seat on both sides. The fixture adjustment seat is fixedly connected to the detection platform. An adjusting bolt is provided on the upper surface of the fixture adjustment seat. An opening is provided on the upper surface of the fixing seat. A screw clamp seat is installed in the fixing seat. A connecting handle is provided on one side of the fixing seat and a rear fixing plate is provided on the other side. A slot matching the rear fixing plate is provided on one side of the fixture adjustment seat. The first cylinder drives the rear fixing plate to slide and connect with the fixture adjustment seat.

[0011] Furthermore, one end of the connecting handle is fixedly connected to the rotating shaft, and both ends of the rotating shaft are rotatably connected to the fixed seat through bearings. A first bevel gear is sleeved on the rotating shaft, and the first bevel gear is meshed with the second bevel gear. The upper surface of the second bevel gear is fixedly connected to the screw clamp seat through bolts, and the inner wall of the screw clamp seat is provided with a thread matching the fastening screw.

[0012] Furthermore, the screw rotation drive mechanism includes a second motor, a connecting seat, a transmission screw and a translation block. The second motor is fixedly connected to the connecting seat by bolts. The upper surface of the connecting seat is fixedly connected to the lower surface of the detection platform by bolts. The motor shaft of the second motor is fixedly connected to the transmission screw. The transmission screw is provided with evenly distributed external threads. Both ends of the transmission screw are rotatably connected to the bearing seat by bearings respectively. The lower surface of the bearing seat is fixedly connected to the connecting seat by bolts. Translation guide rails are respectively provided on both sides of the transmission screw, and the translation blocks are respectively mounted on the transmission screw and the translation guide rails.

[0013] Furthermore, the translation block is respectively provided with through holes compatible with the transmission screw and the translation guide rail, the inner wall of the through hole opened in the center of the translation block is provided with an internal thread compatible with the transmission screw, the upper surface of the translation block is fixedly connected to the thrust plate by bolts, the thrust plate is fixedly connected to the third motor by bolts on the side close to the second motor, and the motor shaft of the third motor is fixedly connected to the chuck.

[0014] Furthermore, the stable monitoring mechanism includes a monitoring chassis, a monitoring table and a monitoring cone. The top of the monitoring cone is in contact with the lower surface of the detection platform. A support shaft is provided at the center of the bottom of the monitoring cone. A spring is sleeved on the support shaft. A monitoring table is installed on one side of the monitoring chassis. A monitoring scale is installed in the monitoring chassis. One end of the monitoring scale is fixedly connected to the monitoring table. A through hole corresponding to the support shaft is opened on the upper surface of the monitoring chassis. The support shaft is fixedly connected to the monitoring scale. An installation groove matching the support shaft is provided on the upper surface of the monitoring scale.

[0015] Furthermore, the verticality detection mechanism includes a supporting device and a detecting device. The detecting device is arranged on one side of the supporting device. The supporting device is composed of a supporting base, a rotating bearing, a second cylinder and a supporting cross bar. The upper surface of the supporting base is fixedly connected to the rotating bearing by bolts, the upper surface of the rotating bearing is fixedly connected to the second cylinder by bolts, and the cylinder rod at the upper end of the second cylinder is fixedly connected to one end of the supporting cross bar.

[0016] Furthermore, the detection device is composed of a third cylinder, an adjustment rail, an adjustment plate and a verticality detection needle. The upper end of the third cylinder is fixedly connected to the lower surface of the supporting cross bar by bolts, the cylinder rod of the third cylinder is fixedly connected to the upper surface of the adjustment rail, an adjustment slide rail is provided on the side of the adjustment rail close to the verticality detection needle, the adjustment rail is slidably connected to the adjustment plate through the adjustment slide rail, a positioning bolt is installed on the adjustment plate, one side of the adjustment plate is fixedly connected to one end of the verticality detection needle by bolts, and a detection gauge is installed on the upper end of the verticality detection needle.

[0017] The present invention provides another technical solution: a multi-station verticality detection method for fastening screw production, comprising the following steps:

[0018] Step 1: Screw the fastening screw onto the screw clamp seat, the first motor drives the detection platform to rotate, the stability monitoring mechanism monitors the stability of the detection platform's rotation, the screw fixing fixture is moved to a position facing the screw rotation drive mechanism, and the first cylinder pushes the rear fixing plate to press against the fixture adjustment seat;

[0019] Step 2: The second motor drives the translation block to translate, driving the chuck to be nested and connected with the connecting handle, and the third motor rotates to drive the connecting handle to rotate, and drives the fastening bolt to rotate through the transmission of the first bevel gear and the second bevel gear;

[0020] Step 3: The support device adjusts the detection device to the detection position through the rotating bearing and the second cylinder, and moves the verticality detection needle to one side of the fastening screw through the third cylinder. The screw rotation drive mechanism drives the fastening screw to rotate and performs verticality detection on the fastening screw.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The present invention proposes a multi-station verticality detection device and detection method for fastening screw production, which fixes the fastening screws by using multiple screw fixing fixtures, thereby reducing the time of stopping the machine to install and disassemble the fastening screws to be tested or completed, effectively improving the continuity of the detection work and greatly improving the detection efficiency.

[0023] 2. The present invention proposes a multi-station verticality detection device and detection method for fastening screw production. The fastening screw is fixed by a screw clamp seat, and the rear fixing plate fixes the fixture adjustment seat to ensure the stability of the fixture adjustment seat when the screw rotation drive mechanism drives the fastening screw to rotate, ensure the consistency of the verticality of the fastening screw when rotating, and effectively improve the detection accuracy.

[0024] 3. The present invention proposes a multi-station verticality detection device and detection method for fastening screw production, which respectively monitors the smoothness of the rotation of the detection platform through the monitoring cone. When the detection platform rotates and tilts, the monitoring meter displays the difference, which is convenient for the staff to carry out maintenance and adjustment. The display is intuitive, the error is small, and the accuracy is high.

[0025] 4. The present invention proposes a multi-station verticality detection device and detection method for fastening screw production. The tip of the verticality detection needle contacts one side of the fastening screw, and the screw rotation drive mechanism rotates the fastening screw. The working reliability is high, and the detection table displays the value. The verticality of different positions of the fastening screw is detected, which further improves the detection quality, avoids errors, improves the flexibility of use, and expands the scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of a multi-station verticality detection device for fastening screw production according to one embodiment of the present invention;

[0027] Figure 2 It is a structural schematic diagram of a multi-station fixing mechanism of a multi-station verticality detection device for fastening screw production according to one embodiment of the present invention;

[0028] Figure 3 It is a structural schematic diagram of the connection between the first cylinder and the screw fixing fixture of the multi-station verticality detection equipment for fastening screw production according to one embodiment of the present invention;

[0029] Figure 4A schematic structural diagram of a screw fixing fixture of a multi-station verticality detection device for fastening screw production according to an embodiment of the present invention;

[0030] Figure 5 It is a partial exploded schematic diagram of a multi-station verticality detection device for fastening screw production according to one embodiment of the present invention;

[0031] Figure 6 It is a structural schematic diagram of a screw rotation drive mechanism of a multi-station verticality detection device for fastening screw production according to one embodiment of the present invention;

[0032] Figure 7 It is a schematic structural diagram of a stable monitoring mechanism of a multi-station verticality detection device for fastening screw production according to one embodiment of the present invention;

[0033] Figure 8 It is a structural schematic diagram of a verticality detection mechanism of a multi-station verticality detection device for fastening screw production according to an embodiment of the present invention.

[0034] In the figure: 1, multi-station fixing mechanism; 11, first motor; 12, detection platform; 13, screw fixing fixture; 131, fixture adjustment seat; 132, rear fixing plate; 133, fixing seat; 134, connecting handle; 135, adjusting bolt; 136, screw clamp seat; 137, second bevel gear; 138, rotating shaft; 139, first bevel gear; 14, first cylinder; 15, screw rotation drive mechanism; 151, second motor; 152, connecting seat; 153, transmission screw; 154, translation block; 155, third motor; 156, Bearing seat; 157, translation guide rail; 158, thrust plate; 159, chuck; 2, stability monitoring mechanism; 21, monitoring chassis; 22, monitoring meter; 23, monitoring cone; 24, supporting shaft; 25, spring; 26, monitoring scale; 3, verticality detection mechanism; 31, supporting device; 311, supporting base; 312, rotating bearing; 313, second cylinder; 314, supporting cross bar; 32, detection device; 321, third cylinder; 322, adjusting track; 323, adjusting plate; 324, verticality detection needle; 325, detection meter. DETAILED DESCRIPTION

[0035] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0036] One embodiment of the present invention is, see Figure 1-3A multi-station verticality detection device for fastening screw production includes a multi-station fixing mechanism 1, a stable monitoring mechanism 2 and a verticality detection mechanism 3. The stable monitoring mechanism 2 is provided with two and symmetrically arranged on both sides of the multi-station fixing mechanism 1, and the verticality detection mechanism 3 is arranged on one side of the multi-station fixing mechanism 1. The multi-station fixing mechanism 1 includes a first motor 11, a detection platform 12 and a screw fixing fixture 13. The motor shaft of the first motor 11 is fixedly connected to the middle part of the lower surface of the detection platform 12, and the upper surface of the detection platform 12 is fixedly connected to the screw fixing fixture 13 by bolts. The detection platform 12 is set as a circular disc-shaped platform. The screw fixing fixtures 13 are not less than ten and are respectively arranged on the edges of the detection platform 12. The axes of the screw fixing fixtures 13 are respectively facing the center direction of the detection platform 12. The fastening screws are fixed by multiple screw fixing fixtures 13, which reduces the time of stopping the machine to install and disassemble the fastening screws to be detected or completed, effectively improves the continuity of the detection work, and greatly improves the detection efficiency.

[0037] See also Figure 3-4The cylinder rod on one side of the first cylinder 14 contacts with the screw fixing fixture 13 close to the first cylinder 14. A support column is arranged at the lower end of the first cylinder 14. The support column is in a "7" shape. One side of the support column is parallel to the detection platform 12, and the other side of the support column is vertically fixedly connected to the ground. The direction of the first cylinder 14 remains unchanged. The length of the cylinder rod is adjusted to push the rear fixing plate 132. The rear fixing plate 132 is pushed by the cylinder rod of the first cylinder 14. The rear fixing plate 132 moves toward the side of the fixture adjustment seat 131 and fixes it. A screw rotation driving mechanism 15 is arranged on one side of the lower surface of the detection platform 12. The axes of the screw rotation driving mechanism 15 and the first cylinder 14 are respectively oriented toward the center of the detection platform 12. The screw fixing fixture 13 includes a fixture adjustment seat 131, a rear fixing plate 132, a fixing seat 133 and a connecting handle 1 34, a clamp adjustment seat 131 is respectively provided on both sides of the fixed seat 133, the lower surface of the clamp adjustment seat 131 is fixedly connected to the upper surface of the detection platform 12 by bolts, the upper surface of the clamp adjustment seat 131 is provided with an adjusting bolt 135, the upper surface of the fixed seat 133 is provided with an opening, a screw clamp seat 136 is installed in the fixed seat 133, a connecting handle 134 is provided on one side of the fixed seat 133, and a rear fixing plate 132 is provided on the other side, and a slot adapted to the rear fixing plate 132 is respectively provided on one side of the clamp adjustment seat 131, the first cylinder 14 drives the rear fixing plate 132 to be nested and slidably connected with the inner side of the clamp adjustment seat 131, one end of the connecting handle 134 is fixedly connected to the rotating shaft 138, and the two ends of the rotating shaft 138 are rotatably connected to the fixed seat 133 close to the connecting handle 134 through bearings, and the rotating shaft 138 The first bevel gear 139 is sleeved on the upper part, and one side of the first bevel gear 139 is meshed with the second bevel gear 137 through teeth. The upper surface of the second bevel gear 137 is fixedly connected to the screw clamp seat 136 through bolts. The inner wall of the screw clamp seat 136 is provided with a thread adapted to the fastening screw. The fastening screw is fixed by the screw clamp seat 136. The clamp adjustment seat 131 clamps and fixes the two sides of the fixing seat 133 respectively. The screw clamp seat 136 is horizontally installed in the fixing seat 133, so as to adjust the verticality of the screw clamp seat 136. The clamp adjustment seat 131 Parallel to the detection platform 12, the inner clamping surface of the clamp adjustment seat 131 is perpendicular to the detection platform 12, ensuring the verticality of the screw clamp seat 136. The first cylinder 14 pushes the rear fixed plate 132 to fix the clamp adjustment seat 131, ensuring the stability of the clamp adjustment seat 131 when the screw rotation drive mechanism 15 drives the fastening screw to rotate, ensuring the consistency of the verticality of the fastening screw when rotating. When fixing fastening screws of different diameters, the fixing seat 133 is replaced, which has low cost, easy disassembly, high practicality, and effectively improves the detection accuracy.

[0038] See also Figure 5-6The screw rotation drive mechanism 15 includes a second motor 151, a connecting seat 152, a transmission screw 153 and a translation block 154. One side of the second motor 151 is fixedly connected to the connecting seat 152 by bolts, and the upper surface of the connecting seat 152 is fixedly connected to the lower surface of the detection platform 12 by bolts. The motor shaft at the center of the other end of the second motor 151 is fixedly connected to one end of the transmission screw 153. The outer walls of the transmission screw 153 are respectively provided with uniformly distributed external threads. The two ends of the transmission screw 153 are rotatably connected to the bearing seat 156 by bearings, and the lower surfaces of the bearing seat 156 are fixedly connected to the connecting seat 152 by bolts. Translation guide rails 157 are respectively provided on both sides of the transmission screw 153. The translation blocks 154 are respectively sleeved on the transmission screw 153 and the translation guide rails 157. The translation blocks 154 are respectively provided with through holes adapted to the transmission screw 153 and the translation guide rails 157. The inner wall of the through hole opened in the center of the block 154 is provided with an internal thread adapted to the transmission screw 153. The upper surface of the translation block 154 is fixedly connected to the thrust plate 158 by bolts. The thrust plate 158 is fixedly connected to the third motor 155 by bolts on the side close to the second motor 151. The motor shaft inside the third motor 155 is fixedly connected to the chuck 159. The transmission screw 153 is driven to rotate by the second motor 151, so that the translation block 154 performs horizontal reciprocating motion on the transmission screw 153. The translation block 154 drives the third motor 155 to move to one side of the screw fixing fixture 13, and the chuck 159 is nested and connected with the connecting handle 134. The third motor 155 drives the connecting handle 134 to rotate, thereby driving the rotating shaft 138 to rotate. The first bevel gear 139 drives the second bevel gear 137 to rotate, so that the fastening screw fixed by the screw clamp seat 136 rotates. It has high working reliability, small size and low cost.

[0039] See also Figure 7 The stable monitoring mechanism 2 includes a monitoring case 21, a monitoring meter 22, and a monitoring cone 23. The upper surface of the monitoring cone 23 contacts the lower surface of the detection platform 12. A support shaft 24 is provided at the center of the lower end of the monitoring cone 23. A spring 25 is provided on the outer sleeve of the support shaft 24. A monitoring meter 22 is installed on one side of the monitoring case 21. A monitoring scale 26 is installed in the monitoring case 21. One end of the monitoring scale 26 is fixedly connected to the monitoring table 22. A through hole corresponding to the support shaft 24 is provided on the upper surface of the monitoring case 21. The lower surface of the support shaft 24 is fixedly connected to the middle part of the upper surface of the monitoring scale 26. The upper surface of the monitoring scale 26 is provided with a mounting groove adapted to the support shaft 24. The monitoring cone 23 is used to monitor the stability of the rotation of the detection platform 12. When the detection platform 12 rotates and tilts, the monitoring cone 23 on one side of the detection platform 12 is pressed down by force, and the monitoring scale 26 monitors the force and transmits it to the monitoring table 22. The monitoring table 22 displays the difference, which is convenient for the staff to carry out maintenance and adjustment. The display is intuitive, the error is small, and the accuracy is high.

[0040] See also Figure 8The verticality detection mechanism 3 includes a supporting device 31 and a detecting device 32. The detecting device 32 is arranged on one side of the supporting device 31. The supporting device 31 is composed of a supporting base 311, a rotating bearing 312, a second cylinder 313 and a supporting cross bar 314. The upper surface of the supporting base 311 is fixedly connected to the rotating bearing 312 by bolts, the upper surface of the rotating bearing 312 is fixedly connected to the second cylinder 313 by bolts, the cylinder rod at the upper end of the second cylinder 313 is fixedly connected to one end of the supporting cross bar 314, the detecting device 32 is composed of a third cylinder 321, an adjusting rail 322, an adjusting plate 323 and a verticality detection needle 324, the upper end of the third cylinder 321 is fixedly connected to the lower surface of the other end of the supporting cross bar 314 by bolts, the cylinder rod of the third cylinder 321 is fixedly connected to the upper surface of the adjusting rail 322, the adjusting rail The adjusting rail 322 is provided with an adjusting slide rail near the side of the verticality detection needle 324, and the adjusting rail 322 is slidably connected with the adjusting plate 323 through the adjusting slide rail. A positioning bolt is installed on the adjusting plate 323, and one side of the adjusting plate 323 is fixedly connected with one end of the verticality detection needle 324 through a bolt. A detection gauge 325 is installed on the upper end of the verticality detection needle 324. The detection device 32 is adjusted to a suitable position by rotating the bearing 312 and the second cylinder 313, and the tip of the verticality detection needle 324 is brought into contact with one side of the fastening screw. The screw rotation driving mechanism 15 rotates the fastening screw, and the detection gauge 325 displays a value. The height of the verticality detection needle 324 is adjusted by the third cylinder 321, and the verticality of the fastening screw at different positions is detected, which further improves the detection quality, avoids errors, improves the flexibility of use, and expands the scope of application.

[0041] Another embodiment of the present invention is, referring to Figure 1-8 A method for detecting verticality of a fastening screw rod in multiple positions for production, comprising the following steps:

[0042] Step 1: The screw clamp seat 136 is connected to the lower end of the fastening screw, the first motor 11 drives the detection platform 12 to rotate, the stability monitoring mechanism 2 monitors the stability of the rotation of the detection platform 12 in real time, the screw fixing fixture 13 is moved to one side of the screw rotation driving mechanism 15, and the first cylinder 14 pushes the rear fixing plate 132 to fix the fixture adjustment seat 131 respectively;

[0043] Step 2: The second motor 151 drives the translation block 154 to translate, so that the chuck 159 is nested and connected with the connecting handle 134, and the third motor 155 rotates to drive the connecting handle 134 to rotate, thereby driving the fastening bolt to rotate through the first bevel gear 139 and the second bevel gear 137;

[0044] Step three: The support device 31 adjusts the detection device 32 to a suitable position through the rotating bearing 312 and the second cylinder 313, and moves the verticality detection needle 324 to one side of the fastening screw through the third cylinder 321, and drives the fastening screw to rotate when the screw rotation drive mechanism 15 drives the fastening screw to detect the verticality of the fastening screw.

[0045] In summary, the present invention provides a multi-station verticality detection device and method for fastening screw production, wherein the fastening screws are fixed by a plurality of screw fixing fixtures 13, thereby reducing the time for stopping the machine to install and disassemble the fastening screws to be tested or completed, effectively improving the continuity of the detection work and greatly improving the detection efficiency. The fastening screws are fixed by the screw clamp seat 136, and the rear fixing plate 132 fixes the fixture adjustment seat 131, thereby ensuring the stability of the fixture adjustment seat 131 when the screw rotation driving mechanism 15 drives the fastening screw to rotate, thereby ensuring the consistency of the verticality of the fastening screw when rotating, effectively The detection accuracy is improved. The monitoring cone 23 is used to monitor the smoothness of the rotation of the detection platform 12. When the detection platform 12 rotates and tilts, the monitoring meter 22 displays the difference, which is convenient for the staff to carry out maintenance and adjustment. The display is intuitive, the error is small, and the accuracy is high. The tip of the verticality detection needle 324 contacts one side of the fastening screw, and the screw rotation drive mechanism 15 rotates the fastening screw. The working reliability is high. The detection meter 325 displays the value to detect the verticality of different positions of the fastening screw, which further improves the detection quality, avoids errors, improves the flexibility of use, and expands the scope of application.

[0046] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A multi-station verticality detection device for fastening screw production, comprising a multi-station fixing mechanism (1), a stability monitoring mechanism (2) and a verticality detection mechanism (3), characterized in that: Two stability monitoring mechanisms (2) are provided and are symmetrically arranged on both sides of the multi-station fixing mechanism (1); the verticality detection mechanism (3) is arranged on one side of the multi-station fixing mechanism (1); the multi-station fixing mechanism (1) comprises a first motor (11), a detection platform (12) and a screw fixing fixture (13); the motor shaft of the first motor (11) is fixedly connected to the lower surface of the detection platform (12); the upper surface of the detection platform (12) is fixedly connected to the screw fixing fixture (13) by bolts; the detection platform (12) is arranged as a disc-shaped platform; and the screw fixing fixtures (13) are not less than ten and are respectively arranged on the detection platform. (12) edge, the screw fixing fixture (13) is evenly spaced on the detection platform (12) with the center of the detection platform (12) as the center, the cylinder rod of the first cylinder (14) is in contact with the screw fixing fixture (13), a support column is arranged on one side of the first cylinder (14), the support column is in a "7" shape, one side of the support column is parallel to the detection platform (12), and the other side of the support column is vertically fixedly connected to the ground, and a screw rotation drive mechanism (15) is arranged on the lower surface of the detection platform (12), and the screw rotation drive mechanism (15) includes a second motor (151), a connecting seat (152), a transmission screw (153) and a flat The second motor (151) is fixedly connected to the connecting seat (152) by bolts, the upper surface of the connecting seat (152) is fixedly connected to the lower surface of the detection platform (12) by bolts, the motor shaft of the second motor (151) is fixedly connected to the transmission screw (153), the transmission screw (153) is provided with uniformly distributed external threads, the two ends of the transmission screw (153) are respectively rotatably connected to the bearing seat (156) by bearings, the lower surface of the bearing seat (156) is fixedly connected to the connecting seat (152) by bolts, and the two sides of the transmission screw (153) are respectively provided with translation guide rails (157). The blocks (154) are respectively sleeved on the transmission screw (153) and the translation guide rail (157); the translation block (154) is respectively provided with through holes matched with the transmission screw (153) and the translation guide rail (157); the inner wall of the through hole opened in the center of the translation block (154) is provided with an internal thread matched with the transmission screw (153); the upper surface of the translation block (154) is fixedly connected to the thrust plate (158) by bolts; the thrust plate (158) is fixedly connected to the third motor (155) by bolts on the side close to the second motor (151); and the motor shaft of the third motor (155) is fixedly connected to the chuck (159).

2. A multi-station verticality detection device for fastening screw production according to claim 1, characterized in that: The screw fixing fixture (13) comprises a fixture adjustment seat (131), a rear fixing plate (132), a fixing seat (133) and a connecting handle (134); the fixing seat (133) is provided with a fixture adjustment seat (131) on both sides; the fixture adjustment seat (131) is fixedly connected to the detection platform (12); an adjusting bolt (135) is provided on the upper surface of the fixture adjustment seat (131); an opening is provided on the upper surface of the fixing seat (133); a screw clamp seat (136) is installed in the fixing seat (133); a connecting handle (134) is provided on one side of the fixing seat (133); a rear fixing plate (132) is provided on the other side; a slot matched with the rear fixing plate (132) is provided on one side of the fixture adjustment seat (131); and a first cylinder (14) drives the rear fixing plate (132) to be slidably connected with the fixture adjustment seat (131).

3. A multi-station verticality detection device for fastening screw production as claimed in claim 2, characterized in that: One end of the connecting handle (134) is fixedly connected to the rotating shaft (138), and the two ends of the rotating shaft (138) are rotatably connected to the fixing seat (133) through bearings respectively. A first bevel gear (139) is sleeved on the rotating shaft (138), and the first bevel gear (139) is meshed with the second bevel gear (137). The upper surface of the second bevel gear (137) is fixedly connected to the screw clamp seat (136) through bolts, and the inner wall of the screw clamp seat (136) is provided with a thread matched with the fastening screw.

4. A multi-station verticality detection device for fastening screw production as claimed in claim 1, characterized in that: The stable monitoring mechanism (2) comprises a monitoring case (21), a monitoring meter (22) and a monitoring cone (23); the top of the monitoring cone (23) contacts the lower surface of the detection platform (12); a support shaft (24) is arranged at the center of the bottom of the monitoring cone (23); a spring (25) is sleeved on the support shaft (24); a monitoring table (22) is installed on one side of the monitoring case (21); a monitoring scale (26) is installed in the monitoring case (21); one end of the monitoring scale (26) is fixedly connected to the monitoring table (22); a through hole corresponding to the support shaft (24) is opened on the upper surface of the monitoring case (21); the support shaft (24) is fixedly connected to the monitoring scale (26); and a mounting groove matching the support shaft (24) is arranged on the upper surface of the monitoring scale (26).

5. A multi-station verticality detection device for fastening screw production as claimed in claim 1, characterized in that: The verticality detection mechanism (3) comprises a support device (31) and a detection device (32). The detection device (32) is arranged on one side of the support device (31). The support device (31) is composed of a support base (311), a rotary bearing (312), a second cylinder (313) and a support cross bar (314). The upper surface of the support base (311) is fixedly connected to the rotary bearing (312) by bolts, the upper surface of the rotary bearing (312) is fixedly connected to the second cylinder (313) by bolts, and the cylinder rod at the upper end of the second cylinder (313) is fixedly connected to one end of the support cross bar (314).

6. A multi-station verticality detection device for fastening screw production as claimed in claim 5, characterized in that: The detection device (32) is composed of a third cylinder (321), an adjustment rail (322), an adjustment plate (323) and a verticality detection needle (324); the upper end of the third cylinder (321) is fixedly connected to the lower surface of the support crossbar (314) by bolts; the cylinder rod of the third cylinder (321) is fixedly connected to the upper surface of the adjustment rail (322); an adjustment slide rail is provided on the side of the adjustment rail (322) close to the verticality detection needle (324); the adjustment rail (322) is slidably connected to the adjustment plate (323) by the adjustment slide rail; a positioning bolt is installed on the adjustment plate (323); one side of the adjustment plate (323) is fixedly connected to one end of the verticality detection needle (324) by bolts; and a detection gauge (325) is installed on the upper end of the verticality detection needle (324).

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