CN214749379U - Positioning device for fastener testing machine - Google Patents
Positioning device for fastener testing machine Download PDFInfo
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- CN214749379U CN214749379U CN202121127331.3U CN202121127331U CN214749379U CN 214749379 U CN214749379 U CN 214749379U CN 202121127331 U CN202121127331 U CN 202121127331U CN 214749379 U CN214749379 U CN 214749379U
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Abstract
The utility model relates to a positioner for fastener testing machine, relate to the field of dish knot frame detection technique, it is including the location head, adjustment mechanism, two supporting shoes, trade and press from both sides mechanism and positioning fixture, the supporting shoe passes through adjustment mechanism and sets up on the location head, adjustment mechanism is used for adjusting the distance between the supporting shoe, positioning fixture includes the spacing head of a plurality of different models, trade and press from both sides the mechanism and pass through the positioning fixture setting on the supporting shoe, trade and press from both sides the mechanism and be used for switching over spacing head, trade and press from both sides the mechanism and include revolving cylinder and back shaft, the back shaft runs through the positioning fixture setting, the back shaft rotates with positioning fixture to be connected, the back shaft stretches out positioning fixture's one end and is connected with revolving cylinder, revolving cylinder is used for driving the back shaft and rotates, positioning fixture sets up on the back shaft. This application is through changing spacing head, can make to detect the head and hug closely on the steel pipe of dish knot formula scaffold frame, reduces the skew of taking place at the in-process that detects of dish knot formula scaffold frame, and then improves the stability that detects.
Description
Technical Field
The application relates to a dish detains the field that the frame detected the technique, especially relates to a positioner for fastener testing machine.
Background
On the construction site, the scaffold is usually composed of metal pipes and metal fasteners. The metal pipes are criss-cross according to the needs and then fixed through metal fasteners. In order to facilitate the overlap joint of workers to the scaffold, the construction efficiency is improved, and the coil buckling type scaffold is usually adopted. In the production process of the disc-type scaffold, a strength tester is often required to be used for detecting the strength of the disc-type scaffold, and then the disc-type scaffold is produced in batches.
Chinese patent application No. 201821687522.3 discloses a bilateral shear strength test fixture of a disc fastener frame connecting disc, including the installation head, installation head bottom is provided with first arm lock and second arm lock, is provided with adjustment mechanism between first arm lock and the second arm lock, the lower extreme of first arm lock and second arm lock all seted up with holder assorted arc groove.
To the correlation technique among the above-mentioned, the inventor thinks that when carrying out intensity detection to the dish knot formula scaffold of different pipe diameters, use this to detect anchor clamps, can lead to the dish to detain formula scaffold and take place the skew, lead to the dish to detain formula scaffold and unstable in the in-process that detects.
SUMMERY OF THE UTILITY MODEL
In order to reduce the skew of taking place at the in-process that detects of dish knot formula scaffold, improve the stability that detects, this application provides a positioner for fastener testing machine.
The application provides a positioning device for fastener testing machine adopts following technical scheme:
the utility model provides a fastener is positioner for testing machine, includes location head, adjustment mechanism, two supporting shoes, trades and presss from both sides mechanism and positioning fixture, the supporting shoe passes through adjustment mechanism sets up on the location head, adjustment mechanism is used for adjusting the distance between the supporting shoe, positioning fixture includes the spacing head of a plurality of different models, trade press from both sides the mechanism and pass through positioning fixture set up on the supporting shoe, it is right to trade press from both sides the mechanism be used for spacing head to switch, trade press from both sides the mechanism and include revolving cylinder and back shaft, the back shaft runs through positioning fixture sets up, the back shaft rotates with positioning fixture to be connected, the back shaft stretches out positioning fixture's one end with revolving cylinder connects, revolving cylinder is used for the drive the back shaft rotates, positioning fixture sets up on the back shaft.
Through adopting above-mentioned technical scheme, during the use, when examining the formula scaffold frame is detained to the dish, according to the pipe diameter size of the formula scaffold frame is detained to the dish, adjust two revolving cylinder respectively, revolving cylinder's drive shaft drives the back shaft motion, and the back shaft drives positioning fixture and rotates, and then with the orientation of required spacing head down. Then, the disc-buckled scaffold is placed on testing equipment, the distance between the supporting blocks is adjusted under the action of an adjusting mechanism, the positioning head faces downwards under the action of the detecting equipment, the cambered surface of the limiting head abuts against a steel pipe in the horizontal direction of the disc-buckled scaffold, then pressing is continuously carried out, and the strength of the disc-buckled scaffold is measured. Through the spacing head of changing different models, can make to detect the head and hug closely on the steel pipe of dish knot formula scaffold frame, reduce the skew of taking place at the in-process that detects of dish knot formula scaffold frame, and then improve the stability that detects.
Optionally, the adjusting mechanism includes a bidirectional screw and an adjusting motor, a positioning groove is formed in the bottom wall of the positioning head, the positioning groove is formed along the length direction of the positioning head, the bidirectional screw is arranged in the positioning groove, the bidirectional screw penetrates through two ends of the supporting block and is rotatably connected with the positioning head, one end of the bidirectional screw, which extends out of the positioning head, is connected with the adjusting motor, and the adjusting motor is used for driving the bidirectional screw to rotate.
Through adopting above-mentioned technical scheme, when detecting the dish knot formula scaffold frame of different specifications, adjustment accommodate motor, accommodate motor's drive shaft drives two-way screw rod and rotates, and under the effect of constant head tank, accommodate motor drives two supporting shoes along the length direction motion of two-way screw rod, and then changes the distance between two positioning fixture. The adjustment mechanism who sets up can carry out intensity detection to the dish knot formula scaffold frame of different specifications, and then reduces to change different anchor clamps, is convenient for detect the dish knot formula scaffold frame.
Optionally, the limiting mechanism comprises a limiting plate and a three-jaw chuck, the limiting plate is located at the bottom of the positioning head, the three-jaw chuck is arranged on the limiting plate, and the three-jaw chuck is used for limiting and fixing the bottom of the disc buckling type scaffold.
Through adopting above-mentioned technical scheme, place the bottom of coiling knot formula scaffold on the limiting plate, then put into the three-jaw chuck with the bottom of coiling knot formula scaffold, then adjust the three-jaw chuck, realize the fixed of coiling knot formula scaffold bottom. The stop gear who sets up can strengthen the dish and detain formula scaffold frame stability on check out test set, and then be convenient for carry out intensity detection to the dish knot formula scaffold frame.
Optionally, the limiting head is provided with a rubber pad for being attached to a steel pipe of the disc-buckle type scaffold.
Through adopting above-mentioned technical scheme, the rubber pad of setting can play certain guard action to spacing head and dish knot formula scaffold frame, reduces the wearing and tearing that take place between spacing head and the dish knot formula scaffold frame, and then increase of service life.
Optionally, an anti-collision block is arranged at the joint of the positive thread of the bidirectional screw and the negative thread of the bidirectional screw.
Through adopting above-mentioned technical scheme, the anticollision piece that sets up makes the supporting shoe move in the effective motion range of two-way screw rod, and then reduces and bumps between the supporting shoe.
Optionally, two ends of the bidirectional screw rod are respectively provided with a limiting ring.
Through adopting above-mentioned technical scheme, the spacing ring that sets up can carry on spacingly to the motion of supporting shoe, makes the supporting shoe can be at the within range motion of appointed on the two-way screw rod, can play certain guard action to supporting shoe and location head, and then the life of extension supporting shoe and location head.
Optionally, a limit screw is arranged to penetrate through the limit ring, and the limit screw is used for abutting against the bidirectional screw.
Through adopting above-mentioned technical scheme, the stop screw that sets up can fix the spacing ring on two-way screw rod, can change the position of spacing ring on two-way screw rod, is convenient for adjust the position of spacing ring on two-way screw rod as required.
Optionally, the positioning head is provided with a graduated scale along the length direction.
Through adopting above-mentioned technical scheme, the scale of setting can play certain sign effect to the motion of supporting shoe, and then can adjust the distance between the supporting shoe, improves the precision.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by replacing the limiting heads with different types, the detection head can be tightly attached to the steel pipe of the disc buckle type scaffold, so that the disc buckle type scaffold is prevented from being deviated in the detection process, and the detection stability is improved;
2. the arranged adjusting mechanism can detect the strength of the connecting discs of the disc buckle frame with different specifications, so that different clamps are reduced and the detection is facilitated;
3. the limiting mechanism can enhance the stability of the steel pipe on the detection equipment, and further facilitates strength detection of the steel pipe.
Drawings
Fig. 1 is a schematic overall structure diagram of a positioning device for a fastener testing machine according to an embodiment of the present application.
Fig. 2 is a cross-sectional view of a positioning device for a fastener testing machine according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
Reference numerals: 1. positioning the head; 11. positioning a groove; 12. a graduated scale; 2. an adjustment mechanism; 21. a bidirectional screw; 22. adjusting the motor; 23. an anti-collision block; 24. a limiting ring; 25. a limit screw; 3. a support block; 4. a clip changing mechanism; 41. a rotating cylinder; 42. a support shaft; 5. positioning a clamp; 51. a limiting head; 52. a rubber pad; 6. a limiting mechanism; 61. a limiting plate; 62. a three-jaw chuck; 7. and (5) detecting the equipment.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses fastener is positioner for testing machine. Referring to fig. 1 and 2, the positioning device for the fastener testing machine comprises a positioning head 1, an adjusting mechanism 2, a limiting mechanism 6, two supporting blocks 3, a clamp replacing mechanism 4 and a positioning clamp 5, wherein the positioning head 1 is provided with a graduated scale 12 along the length direction. Supporting shoe 3 passes through adjustment mechanism 2 and sets up on location head 1, through adjustment mechanism 2, can adjust the distance between two supporting shoes 3. The positioning fixture 5 comprises two limiting heads 51 of different models, the clamp replacing mechanism 4 is arranged on the supporting block 3 through the positioning fixture 5, and the limiting heads 51 can be replaced by adjusting the clamp replacing mechanism 4. A rubber pad 52 for bonding to the steel pipe of the scaffold is bonded to the stopper 51.
Referring to fig. 2 and 3, in order to reduce the offset of the disk-buckle-type scaffold in the detection process, the stability of the detection is improved. Trade and press from both sides mechanism 4 and include revolving cylinder 41 and back shaft 42, back shaft 42 runs through positioning fixture 5 and sets up, and back shaft 42 passes through the bearing with positioning fixture 5 and is connected, and the outer lane and the 5 interference fit of positioning fixture of bearing, the inner circle and the back shaft 42 interference fit of bearing, this embodiment bearing do not mark. One end of the supporting shaft 42 extending out of the positioning fixture 5 is in key connection with a driving shaft of the rotary cylinder 41, and a base of the rotary cylinder 41 is fixed on the positioning fixture 5 through a bolt. The support shaft 42 can be driven to rotate by adjusting the rotary cylinder 41. The positioning jig 5 is welded to the support shaft 42.
Referring to fig. 2 and 3, in order to facilitate adjustment of the distance between the two support blocks 3, strength tests are performed on the coil-fastened scaffolds of different specifications. Adjustment mechanism 2 includes two-way screw rod 21 and accommodate motor 22, has seted up constant head tank 11 on the diapire of location head 1, and constant head tank 11 distributes along location head 1 length direction. The bidirectional screw 21 is arranged in the positioning groove 11, the two ends of the bidirectional screw 21 penetrating through the supporting block 3 are connected with the positioning head 1 through bearings, the outer ring of each bearing is in interference fit with the positioning head 1, and the inner ring of each bearing is in interference fit with the bidirectional screw 21. The one end that two-way screw rod 21 stretches out locating head 1 passes through the key-type connection with adjusting motor 22's drive shaft, and adjusting motor 22's base passes through the bolt fastening on locating head 1, through adjusting motor 22, can drive two-way screw rod 21 and rotate. The joint of the positive thread of the bidirectional screw 21 and the negative thread of the bidirectional screw 21 is integrally connected with an anti-collision block 23, and the anti-collision block 23 is coaxially arranged on the bidirectional screw 21. Two ends of the bidirectional screw 21 are respectively provided with a limiting ring 24, a limiting screw 25 penetrates through the limiting ring 24, and the position of the limiting ring 24 on the bidirectional screw 21 can be adjusted by adjusting the limiting screw 25.
Referring to fig. 2, in order to improve the stability of the disc buckle type scaffold on the limiting plate 61, the limiting mechanism 6 comprises a limiting plate 61 and a three-jaw chuck 62, the limiting plate 61 is located the bottom setting of the positioning head 1, the limiting plate 61 is fixed on the detection device 7 through a bolt, the three-jaw chuck 62 is fixed on the limiting plate 61 through a bolt, through adjusting the three-jaw chuck 62, the bottom of the steel pipe can be fixed on the limiting plate 61, and then the stability of the disc buckle type scaffold on the limiting plate 61 is enhanced.
The implementation principle of the positioning device for the fastener testing machine in the embodiment of the application is as follows: during the use, according to the pipe diameter size of dish knot formula scaffold frame, adjust two revolving cylinder 41 respectively, revolving cylinder 41's drive shaft drives back shaft 42 motion, and back shaft 42 drives positioning fixture 5 and rotates, and then faces down the direction of required spacing head 51. Then, place the dish knot formula scaffold on test equipment, place the bottom of dish knot formula scaffold on limiting plate 61, then put the bottom of dish knot formula scaffold into three-jaw chuck 62, then adjust three-jaw chuck 62, realize the fixed of dish knot formula scaffold bottom. Then, when detecting the disc-buckled scaffolds with different specifications, the adjusting motor 22 is adjusted, the driving shaft of the adjusting motor 22 drives the bidirectional screw 21 to rotate, under the action of the positioning groove 11, the adjusting motor 22 drives the two supporting blocks 3 to move along the length direction of the bidirectional screw 21, the distance between the supporting blocks 3 is adjusted by referring to the scale 12, and the strength of the disc-buckled scaffold is measured under the action of the detection device 7.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fastener is positioner for testing machine which characterized in that: the device comprises a positioning head (1), an adjusting mechanism (2), two supporting blocks (3), a clamp changing mechanism (4) and a positioning fixture (5), wherein the supporting blocks (3) are arranged on the positioning head (1) through the adjusting mechanism (2), the adjusting mechanism (2) is used for adjusting the distance between the supporting blocks (3), the positioning fixture (5) comprises a plurality of limiting heads (51) with different models, the clamp changing mechanism (4) is arranged on the supporting blocks (3) through the positioning fixture (5), the clamp changing mechanism (4) is used for switching the limiting heads (51), the clamp changing mechanism (4) comprises a rotary cylinder (41) and a supporting shaft (42), the supporting shaft (42) penetrates through the positioning fixture (5), the supporting shaft (42) is rotatably connected with the positioning fixture (5), one end of the supporting shaft (42), which extends out of the positioning fixture (5), is connected with the rotary cylinder (41), the rotary cylinder (41) is used for driving the supporting shaft (42) to rotate, and the positioning clamp (5) is arranged on the supporting shaft (42).
2. The positioning device for the fastener testing machine according to claim 1, characterized in that: adjustment mechanism (2) include two-way screw rod (21) and accommodate motor (22), constant head tank (11) have been seted up on the diapire of location head (1), constant head tank (11) are followed location head (1) length direction sets up, two-way screw rod (21) set up in constant head tank (11), two-way screw rod (21) run through the both ends of supporting shoe (3) with location head (1) rotate and are connected, two-way screw rod (21) stretch out the one end of location head (1) with accommodate motor (22) are connected, accommodate motor (22) are used for the drive two-way screw rod (21) rotate.
3. The positioning device for the fastener testing machine according to claim 1, characterized in that: still include stop gear (6), stop gear (6) include limiting plate (61) and three-jaw chuck (62), limiting plate (61) are located the bottom setting of location head (1), three-jaw chuck (62) set up on limiting plate (61), three-jaw chuck (62) are used for carrying out spacing fixedly to the bottom of dish knot formula scaffold.
4. The positioning device for the fastener testing machine according to claim 1, characterized in that: and the limiting head (51) is provided with a rubber pad (52) which is used for being attached to a steel pipe of the disc-type scaffold.
5. The positioning device for the fastener testing machine according to claim 2, characterized in that: and an anti-collision block (23) is arranged at the joint of the positive thread of the bidirectional screw (21) and the reverse thread of the bidirectional screw (21).
6. The positioning device for the fastener testing machine according to claim 2, characterized in that: two ends of the bidirectional screw (21) are respectively provided with a limiting ring (24).
7. The positioning device for the fastener testing machine according to claim 6, wherein: a limiting screw rod (25) penetrates through the limiting ring (24), and the limiting screw rod (25) is used for being abutted to the two-way screw rod (21).
8. The positioning device for the fastener testing machine according to claim 1, characterized in that: the positioning head (1) is provided with a graduated scale (12) along the length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121127331.3U CN214749379U (en) | 2021-05-25 | 2021-05-25 | Positioning device for fastener testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121127331.3U CN214749379U (en) | 2021-05-25 | 2021-05-25 | Positioning device for fastener testing machine |
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| CN214749379U true CN214749379U (en) | 2021-11-16 |
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| CN202121127331.3U Active CN214749379U (en) | 2021-05-25 | 2021-05-25 | Positioning device for fastener testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354364A (en) * | 2021-12-09 | 2022-04-15 | 江苏省建筑工程质量检测中心有限公司 | Multifunctional detection device for disc buckle type steel pipe support member and use method thereof |
-
2021
- 2021-05-25 CN CN202121127331.3U patent/CN214749379U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354364A (en) * | 2021-12-09 | 2022-04-15 | 江苏省建筑工程质量检测中心有限公司 | Multifunctional detection device for disc buckle type steel pipe support member and use method thereof |
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