CN-122015754-A - Reverse bevel gear taper detection equipment

CN122015754ACN 122015754 ACN122015754 ACN 122015754ACN-122015754-A

Abstract

The invention discloses reverse taper gear taper detection equipment, which relates to the technical field of gear taper detection and comprises a rack, wherein a gear positioning and clamping device is arranged in the rack, displacement sensor moving devices are respectively arranged on two sides of the gear positioning and clamping device, the displacement sensor moving devices are arranged on the rack, a first V-shaped positioning block and a second V-shaped positioning block are driven by a bidirectional screw rod to perform centering clamping on the bottom of a gear, and meanwhile, a push rod with a compression spring is utilized to automatically align the center of a tooth slot, so that positioning accuracy is ensured. During detection, the displacement sensor is driven by the differential head to advance to a tooth slot, the horizontal distance is recorded, the workpiece is vertically moved by the displacement platform, the vertical distance is recorded, the control system automatically calculates and displays the taper value according to two groups of data, the whole process is completed through single clamping and one-time scanning, manual calculation is not needed, measurement errors are avoided, the detection precision is high, meanwhile, the operation flow is smooth, the resetting is safe, the detection device is suitable for all-weather batch detection of a production line, and the detection efficiency is high.

Inventors

XIE SHILONG
GAO FAN
LIU GUANG
WANG ZIXU
XIA CHANGMING

Assignees

潍坊工程职业学院

Dates

Publication Date: 20260512
Application Date: 20260320

Claims (10)

1. The reverse bevel gear taper detection device is characterized by comprising a rack (1), wherein a gear positioning and clamping device (3) is arranged in the rack (1), displacement sensor moving devices (2) are respectively arranged on two sides of the gear positioning and clamping device (3), and the displacement sensor moving devices (2) are arranged on the rack (1).
2. The reverse bevel gear taper detection device according to claim 1, wherein the displacement sensor moving device (2) comprises two parallel first linear guide rails (204), a clamp (201) is slidably arranged on the first linear guide rails (204), and the displacement sensor (202) is fixedly clamped on the clamp (201).
3. The back taper gear taper detection apparatus as set forth in claim 2, wherein the stand (1) is provided with a fixing plate (207), the fixing plate (207) is located at the outer side of the fixture (201), the fixing plate (207) is provided with a differential head (206), and one end of the differential head (206) is abutted against the fixture (201) to drive the fixture (201) and the displacement sensor (202) to slide along the first linear guide rail (204); an extension spring (205) is connected between the fixing plate (207) and the clamp (201).
4. The reverse taper gear taper detection device according to claim 2, wherein the gear positioning and clamping device (3) comprises a center positioning assembly (302), a bidirectional screw assembly (301) and a supporting frame (303) which are sequentially arranged from top to bottom; The support frame (303) comprises a bottom plate (312) and side plates (313) vertically arranged at the edges of two ends of the bottom plate (312), the tops of the two side plates (313) are jointly supported and fixedly connected with a placing platform (314), and a first accommodating groove (318) and a second accommodating groove (319) are formed in the placing platform (314) in a penetrating mode; the bottom plate (312), the placing platform (314) and the two side plates (313) are enclosed together to form a containing cavity, and the bidirectional screw rod assembly (301) is arranged in the containing cavity.
5. The back taper detection apparatus as set forth in claim 4, wherein the bi-directional screw assembly (301) comprises a bi-directional screw (304) and two parallel equal-height second linear guide rails (307), the second linear guide rails (307) are disposed on the bottom plate (312), two sections of threads with opposite rotation directions and identical distances are disposed on the bi-directional screw (304), a first slider (305) is fitted on one section of threads, a second slider (306) is fitted on the other section of threads, and the first slider (305) and the second slider (306) are both slidably disposed on the two second linear guide rails (307).
6. The back taper detection apparatus as recited in claim 5, wherein the centering assembly (302) includes a first V-shaped positioning block (308) and a second V-shaped positioning block (320), the first slider (305) is fixedly connected with the first V-shaped positioning block (308) through a first accommodating groove (318), and the first slider (305) drives the first V-shaped positioning block (308) to slide in the first accommodating groove (318); The second sliding block (306) is fixedly connected with the second V-shaped positioning block (320) through a second accommodating groove (319), and the second sliding block (306) drives the second V-shaped positioning block (320) to slide in the second accommodating groove (319).
7. The reverse bevel gear taper detection device according to claim 6, wherein guide sleeves (309) are respectively arranged at the tops of the first V-shaped positioning block (308) and the second V-shaped positioning block (320), ejector rods (310) are respectively connected with the guide sleeves (309) in a sliding fit manner, and the ejector rods (310) do linear reciprocating motion along the guide sleeves (309).
8. The back taper gear taper detection device according to claim 7, wherein the ejector rod (310) is provided with a first shaft shoulder (315) and a second shaft shoulder (316), the guide sleeve (309) is arranged between the first shaft shoulder (315) and the second shaft shoulder (316), a compression spring (311) is arranged between the first shaft shoulder (315) and the guide sleeve (309), the compression spring (311) is sleeved on the ejector rod (310), one end of the compression spring is arranged on the first shaft shoulder (315), and the other end of the compression spring is arranged on the end face of the guide sleeve (309).
9. The back taper detecting apparatus as set forth in claim 7, wherein the axes of the two displacement sensors (202) are on the same straight line, the axes of the two jack rods (310) are on the same straight line, and the axes of the two displacement sensors (202) are perpendicular to the axes of the two jack rods (310).
10. The reverse bevel gear taper detection device according to claim 2, wherein the bench (1) is provided with a displacement platform (5), and the displacement platform (5) is positioned below the gear positioning and clamping device (3); The bench (1) is also provided with a display screen (4), and the display screen (4) is electrically connected with the displacement sensor (202).

Description

Reverse bevel gear taper detection equipment Technical Field The invention relates to the technical field of gear taper detection, in particular to reverse taper gear taper detection equipment. Background The inverted bevel gear is used as a core element of an agricultural mechanical power gear shifting unit, and the taper precision of the inverted bevel gear is directly related to the axial positioning reliability after gear shifting. In the operation process of transmitting large torque and overcoming large inertia, once the taper detection is out of alignment, a gear shift failure is easy to occur, the operation continuity is affected, the reverse bevel gear is possibly toothed, a transmission system is damaged, and great economic loss is caused. However, manual detection is generally adopted for detecting the back taper gear for a long time, the back taper gear needs to be clamped for multiple times during detection, the diameters or tooth thicknesses of different positions of the back taper gear are respectively measured, and then the taper value is indirectly calculated through manual calculation. The detection means has the advantages of complex detection flow, long time consumption for data acquisition and processing, extremely low detection efficiency, errors in the measurement and conversion processes and difficult guarantee of detection precision. Disclosure of Invention The invention aims to solve the technical problems of providing the reverse bevel gear taper detection equipment, overcoming the defects of low detection efficiency and non-ideal detection precision in the prior art, and achieving the purposes of high detection efficiency and high detection precision. In order to solve the technical problems, the technical scheme is that the reverse bevel gear taper detection equipment comprises a rack, wherein a gear positioning and clamping device is arranged in the rack, displacement sensor moving devices are respectively arranged on two sides of the gear positioning and clamping device, and the displacement sensor moving devices are arranged on the rack. Further, the displacement sensor moving device comprises two first linear guide rails which are arranged in parallel, a clamp is arranged on the first linear guide rails in a sliding mode, and the displacement sensor is fixedly clamped on the clamp. Further, a fixing plate is arranged on the rack and is positioned at the outer side of the clamp, a differential head is arranged on the fixing plate, and one end of the differential head is abutted against the clamp and used for driving the clamp and the displacement sensor to slide along the first linear guide rail; an extension spring is connected between the fixing plate and the clamp. Further, the gear positioning and clamping device comprises a center positioning assembly, a bidirectional screw rod assembly and a supporting frame which are sequentially arranged from top to bottom; the support frame comprises a bottom plate and side plates vertically arranged at the edges of two ends of the bottom plate, the tops of the two side plates are supported together and fixedly connected with a placing platform, and a first accommodating groove and a second accommodating groove are formed in the placing platform in a penetrating manner; The bottom plate, the placing platform and the two side plates are enclosed together to form a containing cavity, and the bidirectional screw rod assembly is arranged in the containing cavity. Further, the bidirectional screw rod assembly comprises a bidirectional screw rod and two parallel second linear guide rails with the same height, the second linear guide rails are arranged on the bottom plate, two sections of threads with opposite screwing directions and the same distance are respectively arranged on the bidirectional screw rod, a first sliding block is matched on one section of threads, a second sliding block is matched on the other section of threads, and the first sliding block and the second sliding block are both arranged on the two second linear guide rails in a sliding mode. Further, the center positioning assembly comprises a first V-shaped positioning block and a second V-shaped positioning block, the first sliding block is fixedly connected with the first V-shaped positioning block through a first accommodating groove, and the first sliding block drives the first V-shaped positioning block to slide in the first accommodating groove; The second sliding block is fixedly connected with the second V-shaped positioning block through a second accommodating groove, and drives the second V-shaped positioning block to slide in the second accommodating groove. Further, the tops of the first V-shaped positioning block and the second V-shaped positioning block are respectively provided with a guide sleeve, the guide sleeves are respectively connected with a push rod in a sliding fit manner, and the push rods do linear reciprocating motion along the guide sleeves.