CN223412956U - A device for detecting the torsional strength of a bolt - Google Patents
A device for detecting the torsional strength of a boltInfo
- Publication number
- CN223412956U CN223412956U CN202423057440.9U CN202423057440U CN223412956U CN 223412956 U CN223412956 U CN 223412956U CN 202423057440 U CN202423057440 U CN 202423057440U CN 223412956 U CN223412956 U CN 223412956U
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- frame
- fixedly arranged
- bolt
- lifting guide
- torsional strength
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Abstract
一种螺栓抗扭强度检测装置，本实用新型涉及螺栓工件检测工装技术领域，机架为两个且呈前后对称设置，且机架固定设置在左侧的底座的右侧壁上，支撑轴为两个且呈前后对称设置，且两个支撑轴分别通过轴承旋设在前后两侧的机架上，夹持爪为两个，且两个夹持爪分别固定设置在前后两侧的支撑轴上，支撑臂固定设置在支撑轴上，且前后两个支撑臂呈上下对称设置；其通过设计前后亮度对称的夹紧固定结构，并设置出u安东驱动结构，且前后两组的传动结构之间的转动方向相反，且传动结构带有变速传动结构，从而实现调整前后两个夹紧结构的加力速率，以实现测量工件扭矩变化的不同曲线模型，实现对螺栓工件的抗扭强度测量数据的全面覆盖。
A device for detecting the torsional strength of a bolt. The utility model relates to the technical field of tooling for detecting bolt workpieces. There are two frames that are symmetrically arranged front to back, and the frames are fixedly arranged on the right side wall of the base on the left. There are two support shafts that are symmetrically arranged front to back, and the two support shafts are rotated on the frames on the front and rear sides through bearings respectively. There are two clamping claws, and the two clamping claws are fixedly arranged on the support shafts on the front and rear sides respectively. The support arms are fixedly arranged on the support shafts, and the front and rear support arms are symmetrically arranged up and down. It designs a clamping and fixing structure with symmetrical front and rear brightness, and sets up a U-Anton drive structure, and the rotation directions of the transmission structures of the front and rear groups are opposite, and the transmission structure has a variable speed transmission structure, so as to adjust the force application rate of the front and rear clamping structures to realize different curve models for measuring the torque change of the workpiece, and realize comprehensive coverage of the torsional strength measurement data of the bolt workpiece.
Description
Technical Field
The utility model relates to the technical field of bolt workpiece detection tools, in particular to a bolt torsional strength detection device.
Background
In the prior art, when the torsional strength of a bolt rod piece is detected, two ends of the bolt are fixed through a group of equipment, and then the movable end of the detection equipment is driven to rotate and read, so that the torsional strength data measurement of the bolt is realized according to the reading of different deformation stages of the workpiece to be detected, the equipment for carrying out torsional stress application is usually of a single stress application structure, namely the movable end of the equipment adopts a constant driving source to carry out stress application, and then the reading is carried out, so that the data change curve generated in the test is single, the torque strength model measured by the bolt is single, and the integral data of the bolt workpiece cannot be comprehensively reflected, and the equipment needs to be improved.
Disclosure of utility model
The utility model aims at overcoming the defects and shortcomings of the prior art, and provides a bolt torsional strength detection device, which is characterized in that a clamping fixing structure with symmetrical front and rear brightness is designed, a u Andong driving structure is arranged, the rotation directions of a front driving structure and a rear driving structure are opposite, and the driving structure is provided with a variable speed driving structure, so that the stress application rate of the front and rear clamping structures is adjusted, different curve models for measuring the torque change of a workpiece are realized, and the whole coverage of torsional strength measurement data of the bolt workpiece is realized.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
it contains base, frame, and wherein the base is two and is bilateral symmetry setting, and the frame is two and is the front and back symmetry setting, and the frame is fixed to be set up on the right side wall of left base, and it still contains:
The two support shafts are symmetrically arranged in front and back, and are respectively rotatably arranged on the machine frames at the front side and the back side through bearings;
the clamping claws are two, and the two clamping claws are respectively and fixedly arranged on the supporting shafts at the front side and the rear side;
the support arms are fixedly arranged on the support shaft, and the front support arm and the rear support arm are arranged in an up-down symmetry mode.
Preferably, the frame on fixedly be provided with the link, the ground right-hand member of link is fixed to be set up on the base on right side, fixedly be provided with the drive frame on the support arm, and the drive frame activity sets up in the inside of link.
Preferably, the connecting frame is provided with a transmission shaft in a rotating way through a bearing, the transmission shaft is sleeved and fixed with a driving gear, the driving frame is fixedly provided with a driving rack, and the driving gear is meshed with the driving rack.
Preferably, the base on the right side on fixedly be provided with the mounting bracket, the one end that keeps away from the link of transmission shaft is established soon through the bearing on the mounting bracket, the cover is established on the transmission shaft and is fixed with the worm wheel, is equipped with two worms soon through the bearing on the mounting bracket, and two worms set up with the epaxial worm wheel meshing of transmission of front and back both sides respectively, the transmission sets up between two worms.
Preferably, a fixing frame is arranged below the mounting frame, two reversing shafts are rotatably arranged on the fixing frame through bearings, an inner hexagonal sleeve is fixedly arranged at the upper end of each reversing shaft, a hexagonal transmission rod is fixedly arranged at the lower end of each worm, the hexagonal transmission rod is movably inserted into the inner hexagonal sleeve, and the two reversing shafts are in transmission connection through a speed change gear set.
Preferably, the base on the right side on fixedly be provided with the lift guide holder, the activity is worn to put the lift guide bar on the lift guide holder, fixedly be provided with the lift uide bushing on the lift guide bar, the mount activity is inserted and is established in the lift uide bushing, the cover is equipped with supporting spring on the lift guide bar, wherein supporting spring's lower extreme supports and establishes on the lift guide holder, supporting spring's upper end supports and establishes on the lift uide bushing.
Preferably, a plurality of fixing sleeves are fixedly arranged on the right base.
Compared with the prior art, the utility model has the beneficial effects that:
The clamping and fixing structure with symmetrical front and back brightness is designed, the u Andong driving structure is arranged, the rotation directions between the front and back transmission structures are opposite, and the transmission structure is provided with a variable speed transmission structure, so that the stress application rate of the front and back clamping structures is adjusted, different curve models for measuring the torque change of a workpiece are realized, and the whole coverage of torsional strength measurement data of a bolt workpiece is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a left lower side view of fig. 1.
Fig. 4 is a schematic view of the structure of the base, the frame and the clamping jaw in the utility model.
Fig. 5 is a schematic structural view of the base, the transmission shaft and the reversing shaft in the utility model.
Reference numerals illustrate:
The device comprises a base 1, a frame 2, a supporting shaft 3, a clamping claw 4, a supporting arm 5, a connecting frame 6, a driving frame 7, a transmission shaft 8, a driving gear 9, a driving rack 10, a mounting frame 11, a worm 12, a worm wheel 13, a fixing frame 14, a reversing shaft 15, an inner hexagonal sleeve 16, a hexagonal transmission rod 17, a lifting guide seat 18, a lifting guide rod 19, a lifting guide sleeve 20, a supporting spring 21 and a fixing sleeve 22.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.
As shown in fig. 1-5, the present embodiment adopts the following technical scheme:
It contains base 1, frame 2, and wherein base 1 is two and is bilateral symmetry setting, and frame 2 is two and is the front and back symmetry setting, and frame 2 is fixed to be set up on the right side wall of base 1 in the left side, and it still contains:
The connecting frame 6 is fixedly arranged on the frame 2, and the base 1 on the right side is fixedly arranged on the connecting frame 6;
the two support shafts 3 are symmetrically arranged in front and back, and the two support shafts 3 are respectively arranged on the machine frame 2 at the front side and the back side in a rotating way through bearings;
The clamping claws 4 are two, and the two clamping claws 4 are respectively and fixedly arranged on the supporting shafts 3 at the front side and the rear side;
The support arms 5 are fixedly arranged on the support shaft 3, and the front support arm 5 and the rear support arm 5 are arranged in an up-down symmetry manner;
The driving frame 7 is fixedly arranged on the supporting arm 5, and the driving frame 7 is movably arranged in the connecting frame 6 in a penetrating way;
the two transmission shafts 8 are respectively arranged on the connecting frames 6 at the front side and the rear side in a rotating way through bearings;
the driving gear 9 is sleeved and fixed on the transmission shaft 8;
The driving rack 10 is fixedly arranged on the driving frame 7, and the driving gear 9 is meshed with the driving rack 10;
The mounting frame 11 is fixedly arranged on the base 1 on the right side, and one end, far away from the connecting frame 6, of the transmission shaft 8 is rotatably arranged on the mounting frame 11 through a bearing;
the worm 12 is arranged on the mounting frame 11 in a rotating way through a bearing;
The worm wheel 13 is sleeved and fixed on the transmission shaft 8, and the worm 12 is meshed with the worm wheel 13;
The lifting guide seat 18 is fixedly arranged on the base 1 on the right side;
the lifting guide rod 19 is movably arranged in the lifting guide seat 18 in a penetrating way;
The lifting guide sleeve 20 is fixedly arranged at the upper end of the lifting guide rod 19;
The fixed mount 14 is movably inserted into the lifting guide sleeve 20;
The reversing shafts 15 are arranged on the fixed frame 14 in a rotating way through bearings, and the two reversing shafts 15 are connected through a speed change gear set in a transmission way;
the inner hexagonal sleeve 16 is fixedly arranged at the upper end of the reversing shaft 15;
The hexagonal transmission rod 17 is fixedly arranged at the lower end of the worm 12, and the hexagonal transmission rod 17 is movably inserted into the inner hexagonal sleeve 16;
The support spring 21 is sleeved on the lifting guide rod 19, the lower end of the support spring 21 is propped against the lifting guide seat 18, and the upper end of the lifting spring is propped against the lifting guide sleeve 20;
The fixed sleeve 22, fixed sleeve 22 be a plurality of, and fixed sleeve 22 is fixed to be set up on the base 1 on right side, contains the fixing base of transmission shaft 8 and installation transmission shaft 8 of the different transmission ratio of array in this device, so one of them a set of fixing base inserts and establishes in lift uide bushing 20, and the rest idle mount 14 inserts and establishes in fixed sleeve 22 for use.
When the device is used, a bolt workpiece to be subjected to torque measurement is clamped and fixed through the clamping claws 4, the clamping claws 4 on the front side and the rear side respectively clamp the front end and the rear end of a fixed bolt, then the worm 12 on the front side is rotated through a spanner tool with a measuring unit, the worm 12 on the front side is driven by a hexagonal transmission rod 17 on the worm 12 to rotate with an inner hexagonal sleeve 16 on a reversing shaft 15 on the front side so as to drive the reversing shaft 15 on the front side to rotate, the reversing shafts 15 on the front side and the rear side are driven by a speed change gear set so as to drive the reversing shaft 15 on the rear side to rotate through the reversing shaft 15 on the front side, the worm 12 on the rear side drives the worm 12 on the rear side to rotate, the worm wheel 13 drives the transmission shaft 8 to rotate, the driving gear 9 drives the driving rack 10 to move, the driving rack 7 and the supporting arm 5 is driven by the driving shaft 3 to rotate, the supporting shaft 3 is driven by the driving rack 3 to rotate, the reversing shaft 15 on the front side and the reversing shaft 15 on the rear side is driven by the speed change gear set so that the reversing shaft 15 on the rear side drives the rear side to rotate, the worm 12 on the rear side and the worm 12 on the front side and the rear side is driven by the driving gear 9 to rotate, the worm 12 on the front side and the rear side is driven by the driving gear 9 to rotate, the driving gear 9 and the driving gear 9; when the worm 12 at the front side is forced to rotate at a constant speed, the reversing shafts 15 at the front side and the rear side are driven by the speed change gear set to drive the worm 12 at the rear side to rotate, and then the reversing shafts 15 of the speed change gear sets with different speed change ratios are selected to realize different speed change transmission ratios of the two worms 12 at the rear side of the wall, so that when the worm 12 drives the clamping claws 4 to rotate after transmission, in order to adjust the rate of force applied to the screw by the front and rear clamping claws 4, that is, the speed change ratio between the front and rear reversing shafts 15 is increased, the rate of force applied to the clamping claws 4 is decreased, whereas the speed change ratio between the front and rear drive shafts 8 is decreased, and the rate of force applied to the clamping claws 4 is increased.
Compared with the prior art, the utility model has the beneficial effects that:
1. The device is provided with the front supporting shaft 3 and the rear supporting shaft 3 and the clamping claws 4 which are symmetrical in the front and the rear, so that the clamping and the fixing of the bolt with torque to be measured are realized, and the front and the rear clamping claws 4 are rotated in different directions, so that the front and the rear clamping claws 4 twist the bolt, and the torque measurement of the bolt is realized;
2. The support shaft 3 is provided with a driving frame 7 through a support arm 5, the base 1 is provided with a front transmission shaft 8 and a rear transmission shaft 8 through a mounting frame 11, the front transmission shaft 8 and the rear transmission shaft 8 are transmitted through a reversing shaft 15 to realize reversing transmission rotation of the front transmission shaft 8 and the rear transmission shaft 8, and the support frame is driven to rotate by the east-changing continent through a driving gear 9 and a driving rack 10, so that the support shaft 3 is driven to rotate through the support arm 5;
3. The front reversing shaft 15 and the rear reversing shaft 15 are driven by a speed change gear set, so that the reversing shafts 15 driven by different speed change ratios can be replaced, different transmission ratios of the front worm 12 and the rear worm 12 are realized, and when the front worm 12 rotates at a constant stress application rate, different stress application rates between the front clamping claw 4 and the rear clamping claw 4 are adjusted.
It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a bolt torsional strength detection device, it contains base (1), frame (2), and wherein base (1) are two and are bilateral symmetry setting, and frame (2) are two and are the front and back symmetry setting, and frame (2) fixed setting is on the right side wall of base (1) of left side, and its characterized in that still contains:
The two support shafts (3) are symmetrically arranged in front and back, and the two support shafts (3) are respectively arranged on the machine frames (2) at the front side and the back side in a rotating way through bearings;
The clamping claws (4) are two, and the two clamping claws (4) are respectively and fixedly arranged on the supporting shafts (3) at the front side and the rear side;
The support arms (5), the support arms (5) are fixedly arranged on the support shaft (3), and the front support arm and the rear support arm (5) are arranged in an up-down symmetry mode.
2. The device for detecting torsional strength of the bolt according to claim 1, wherein the frame (2) is fixedly provided with a connecting frame (6), the right end of the ground of the connecting frame (6) is fixedly arranged on the base (1) on the right side, the supporting arm (5) is fixedly provided with a driving frame (7), and the driving frame (7) is movably arranged in the connecting frame (6).
3. The device for detecting torsional strength of the bolt according to claim 2, wherein the connecting frame (6) is rotatably provided with a transmission shaft (8) through a bearing, a driving gear (9) is fixedly sleeved on the transmission shaft (8), a driving rack (10) is fixedly arranged on the driving frame (7), and the driving gear (9) is meshed with the driving rack (10).
4. The device for detecting torsional strength of the bolt is characterized in that a mounting frame (11) is fixedly arranged on a base (1) on the right side, one end, far away from a connecting frame (6), of a transmission shaft (8) is rotatably arranged on the mounting frame (11) through a bearing, a worm wheel (13) is fixedly sleeved on the transmission shaft (8), two worms (12) are rotatably arranged on the mounting frame (11) through bearings, the two worms (12) are respectively meshed with the worm wheels (13) on the transmission shafts (8) on the front side and the rear side, and the two worms (12) are in transmission arrangement.
5. The device for detecting torsional strength of the bolt according to claim 4, wherein a fixing frame (14) is arranged below the mounting frame (11), two reversing shafts (15) are rotatably arranged on the fixing frame (14) through bearings, an inner hexagonal sleeve (16) is fixedly arranged at the upper end of each reversing shaft (15), a hexagonal transmission rod (17) is fixedly arranged at the lower end of the worm (12), the hexagonal transmission rod (17) is movably inserted into the inner hexagonal sleeve (16), and the two reversing shafts (15) are in transmission connection through a speed change gear set.
6. The torsional strength detection device for the bolt is characterized in that a lifting guide seat (18) is fixedly arranged on the base (1) on the right side, a lifting guide rod (19) is movably arranged on the lifting guide seat (18) in a penetrating mode, a lifting guide sleeve (20) is fixedly arranged on the lifting guide rod (19), a fixing frame (14) is movably inserted into the lifting guide sleeve (20), a supporting spring (21) is sleeved on the lifting guide rod (19), the lower end of the supporting spring (21) is propped against the lifting guide seat (18), and the upper end of the supporting spring (21) is propped against the lifting guide sleeve (20).
7. The device for detecting torsional strength of a bolt according to claim 6, wherein a plurality of fixing sleeves (22) are fixedly arranged on the right base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423057440.9U CN223412956U (en) | 2024-12-11 | 2024-12-11 | A device for detecting the torsional strength of a bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423057440.9U CN223412956U (en) | 2024-12-11 | 2024-12-11 | A device for detecting the torsional strength of a bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223412956U true CN223412956U (en) | 2025-10-03 |
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ID=97204715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423057440.9U Active CN223412956U (en) | 2024-12-11 | 2024-12-11 | A device for detecting the torsional strength of a bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223412956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121231228A (en) * | 2025-12-02 | 2025-12-30 | 四川省科源建设工程质量检测鉴定有限公司 | A crushing device for quality testing of construction projects |
-
2024
- 2024-12-11 CN CN202423057440.9U patent/CN223412956U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121231228A (en) * | 2025-12-02 | 2025-12-30 | 四川省科源建设工程质量检测鉴定有限公司 | A crushing device for quality testing of construction projects |
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