CN212110428U - Efficient bolt detection device - Google Patents
Efficient bolt detection device Download PDFInfo
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- CN212110428U CN212110428U CN202021177131.4U CN202021177131U CN212110428U CN 212110428 U CN212110428 U CN 212110428U CN 202021177131 U CN202021177131 U CN 202021177131U CN 212110428 U CN212110428 U CN 212110428U
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Abstract
The utility model relates to an efficient bolt detection device, which is used for detecting the reaction force of an automobile bolt and comprises a bolt screwing mechanism, an up-down displacement mechanism, a nut fixed oblique angle mechanism, a reaction force counterweight mechanism and a screwing mechanism; the nut fixing oblique angle mechanism comprises two supporting vertical plates, a rotating cavity, a nut fixing block, a nut pressing block, an oblique angle adjusting bolt, a fixing base plate, a fixing shaft and two first rolling bearings, the two supporting vertical plates are separately arranged on two sides of the fixing base plate, the rotating cavity is arranged between the two supporting vertical plates in a deflectable mode through the fixing shaft, and the first rolling bearings are connected with the fixing shaft in a sleeved mode; the nut fixing block is arranged on the rotating cavity, the nut pressing block is connected with the rotating cavity through a bolt locking pair, and the nut pressing block is arranged above the nut fixing block; one end of the bevel angle adjusting bolt is connected with the rotating cavity. This application realizes the accurate measurement of the reaction force of bolt.
Description
Technical Field
The utility model relates to a detection device, concretely relates to reaction force detection device of efficient car bolt.
Background
With the development of science and technology, the technology is advanced and innovated, automobile products are changing day by day, higher technical requirements are also put forward on stamping parts and fastener products, and the automobile fasteners are an important field participating in globalization in the automobile industry in China.
In the manufacturing industry, the application of the fastener is wide, and particularly as an important component of an automobile, the stability of the shape and the size directly determines the precision of the automobile body and the comprehensive factors of the whole automobile. During the manufacturing process, the fasteners must be inspected and the inspection results compared to decision criteria to determine whether each fastener product or batch of fasteners is acceptable.
At present, fasteners generally adopt special inspection jigs as main detection methods to control the quality of the fasteners, and in the aspect of reaction force detection, detection personnel manually detect the fasteners through tools such as electric drivers, bogies, tightening machines and the like, so that the detection data is subject to large deviation of human factors, the data is inaccurate, the state of the fasteners cannot be intuitively reflected, and the detection efficiency and the accuracy of product detection data are reduced.
Therefore, the reaction force detecting device of the prior art fastener, also has a place to be lifted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an efficient bolt detection device for detect the reaction force of various bolts, it is more convenient to detect one, and the measurement personnel easily operates, and two come the testing result rate of accuracy and improve greatly, in order to solve current technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an efficient bolt detection device is used for detecting the reaction force of an automobile bolt and comprises a bolt screwing mechanism, an up-and-down displacement mechanism, a nut fixed oblique angle mechanism, a reaction force counterweight mechanism and a tightening mechanism, wherein the bolt screwing mechanism is arranged on the up-and-down displacement mechanism; the nut fixing oblique angle mechanism comprises two supporting vertical plates, a rotating cavity, a nut fixing block, a nut pressing block, an oblique angle adjusting bolt, a fixing base plate, a fixing shaft and two first rolling bearings, wherein the fixing base plate is arranged on the up-down displacement mechanism, the two supporting vertical plates are separately arranged on two sides of the fixing base plate, supporting through holes are formed in the positions corresponding to the two supporting vertical plates, the rotating cavity is arranged between the two supporting vertical plates in a deflectable manner through the fixing shaft, the fixing shaft is arranged in the two supporting through holes, and the first rolling bearings are sleeved and connected with the fixing shaft; the nut fixing block is arranged on the rotating cavity, the nut pressing block is connected with the rotating cavity through a bolt locking pair, and the nut pressing block is arranged above the nut fixing block; the fixed base plate is provided with an adjusting through hole, one end of the oblique angle adjusting bolt is connected with the rotating cavity, and the other end of the oblique angle adjusting bolt is connected with the adjusting through hole in a penetrating mode.
In the detection apparatus according to the preferred embodiment of the present application, the bolt screwing mechanism includes at least one weight plate, a transmission shaft, two guiding optical axes, a rotating shaft fixing cavity, a bolt fixing block, a fixing plate, an oilless bushing, and a second rolling bearing; the counterweight plate comprises a middle through hole and two counterweight through holes; the rotating shaft fixing cavity comprises a middle connecting through hole and two optical axis through holes; the fixing plate comprises a middle fixing through hole, wherein the connection relationship is as follows: the oilless bushing is arranged in a middle fixing through hole of the fixing plate, the guide optical axis is arranged on the fixing plate, and the guide optical axis penetrates through and is connected with the optical axis through hole and the counterweight through hole; the one end of second antifriction bearing is connected the intermediate junction through-hole of the fixed cavity of pivot, the other one end through connection of second antifriction bearing oil-free bush, the transmission shaft sets up in the second antifriction bearing, the one end of transmission shaft is connected the bolt fixing block.
Detection device of this application preferred embodiment, it increases piece, a flat board, a connection pivot and a third antifriction bearing to screw up the mechanism and include that the both sides board increases, two recesses are seted up to the fixed plate, the one end setting that the curb plate increased the piece is in the recess, the flat board sets up the curb plate increases the other one end of piece, third antifriction bearing sets up in the dull and stereotyped through-hole, connect pivot through connection third antifriction bearing, the one end of connecting the pivot is connected the transmission shaft.
The detection device of this application preferred embodiment, upper and lower displacement mechanism includes an at least guide rail, an at least slider, a fixed plate connecting plate, a stroke control board, a riser and a bottom plate, wherein, the riser sets up on the bottom plate, the guide rail sets up on the riser, the slider sets up on the guide rail, the slider includes a locking piece, the fixed plate connecting plate is connected the slider, the stroke control board sets up on the guide rail.
Detection device of this application preferred embodiment, reaction force counter weight mechanism includes a connecting rod and a cake weight, a reaction hole is seted up to rotatory cavity, the one end of connecting rod is connected the reaction hole, the other one end of connecting rod is connected the cake weight.
The detection device of the preferred embodiment of the application further comprises a tightening machine, and the tightening machine is connected with the connecting rotating shaft.
The design theory of this application is, designs out the reaction force detection device of a bolt, and is automatic with detection device, through adjusting required wrong angle of twisting, the inclination that can guarantee the nut is twisted out in the wrong income of bolt, realizes the accurate measurement of bolt reaction force. The device can be used by detection personnel to well and stably detect various bolts, avoids the influence of human factors on measurement data, improves the detection efficiency and the accuracy of products, and reduces the production risk.
Owing to adopted above technical scheme, make the utility model discloses following advantage effect has:
firstly, the application realizes the accurate measurement of the reaction force of the bolt;
secondly, the influence of human factors on the measured data is avoided, meanwhile, the detection efficiency and the accuracy of products are improved, and the production risk is reduced.
Of course, implementing any particular embodiment of the present disclosure does not necessarily have all of the above technical advantages at the same time.
Drawings
FIG. 1 is a schematic view of a bolt detection apparatus according to the present application;
FIG. 2 is a schematic structural view of a nut fixed bevel angle mechanism according to the present application;
FIG. 3 is a schematic view of the bolt-in mechanism of the present application;
FIG. 4 is a schematic view of the tightening mechanism of the present application;
FIG. 5 is a schematic structural view of the up-down displacement mechanism of the present application;
FIG. 6 is a schematic structural diagram of a reaction force counterbalance mechanism according to the present application.
Detailed Description
For the purpose of understanding, the preferred embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Please refer to fig. 1, a schematic diagram of an efficient bolt detection apparatus for detecting a reaction force of a bolt of an automobile, the detection apparatus includes a bolt screwing mechanism 10 for linking rotation of the bolt, an up-down displacement mechanism 20 for moving the bolt screwing mechanism 10, a nut fixing bevel mechanism 30 for adjusting an angle of a test nut, a reaction force counterweight mechanism 40 and a tightening mechanism 50 for conducting rotation, the bolt screwing mechanism 10 is disposed on the up-down displacement mechanism 20, the tightening mechanism 50 is disposed on the bolt screwing mechanism 10, the reaction force counterweight mechanism 40 is disposed on the nut fixing bevel mechanism 30, and the nut fixing bevel mechanism 30 is disposed on the up-down displacement mechanism 20.
Referring to fig. 2, a schematic structural diagram of a nut fixed bevel angle mechanism of the present application is shown, wherein the nut fixed bevel angle mechanism 30 includes two supporting vertical plates 31, a rotating cavity 32, a nut fixing block 33, a nut pressing block 34, a bevel angle adjusting bolt 35, a fixing base plate 36, a fixing shaft 37, and two first rolling bearings 38; the connection relationship is as follows: the fixed bottom plate 36 is disposed on the up-down displacement mechanism 20, as shown in fig. 1, the fixed bottom plate 36 is disposed in a groove of the bottom plate of the up-down displacement mechanism 20; the two supporting vertical plates 31 are separately arranged on two sides of the fixed bottom plate 36, the bottom surfaces of the two supporting vertical plates 31 are locked and fixed by bolts without deviation, supporting through holes are formed in the corresponding positions of the two supporting vertical plates 31, the rotating cavity 32 is arranged between the two supporting vertical plates 31 in a manner of being capable of deflecting through the fixing shaft 37, and the fixing shaft 37 is arranged in the two supporting through holes; as shown in fig. 2, the fixing shaft 37 penetrates through one side of the supporting through hole, enters the rotating cavity 32, and then penetrates through the other supporting through hole, so that the rotating cavity 32 is rotatably limited between the two supporting vertical plates 31.
In addition, in fig. 2, the first rolling bearing 38 is sleeved on the fixed shaft 37, and after assembly, the first rolling bearing 38 is located between the fixed shaft 37 and the supporting through hole, so as to achieve the purpose of stable rotation of the fixed shaft 37; the nut fixing block 33 is arranged on the rotating cavity 32, and the nut pressing block 34 is connected with the rotating cavity 32 by bolt locking, in the embodiment of the application, the nut fixing block 33 is a long body, a notch groove with the same shape as the nut fixing block 33 is formed in the rotating cavity 32, and the nut fixing block 33 is arranged in the notch groove; the upper surface of the nut fixing block 33 is provided with a groove, during testing, a nut is arranged in the groove, two parallel edges of the nut are clamped in the groove, so that the nut cannot rotate, and the nut fixing block 33 can be replaced at any time according to the size of the tested nut; in addition, the nut pressing block 34 is a long body, two long through holes are formed in the nut pressing block 34, threaded holes are formed in the positions, corresponding to the long through holes, of the rotating cavity 32, the nut pressing block 34 and the rotating cavity 32 are locked through bolts during assembly, the nut is limited below the nut pressing block 34, the nut cannot fall off, after assembly, the middle through hole of the nut pressing block 34 corresponds to the position above the hole of the nut, and the test bolt can be conveniently pushed into the nut.
In addition, the fixed bottom plate 36 is provided with an adjusting through hole, one end of the bevel angle adjusting bolt 35 is connected to the rotating cavity 32, and the other end of the bevel angle adjusting bolt 35 is connected to the adjusting through hole in a penetrating manner, as shown in fig. 2, one end of the bevel angle adjusting bolt 35 is connected to the outer side of the lower surface of the rotating cavity 32, so that when the bevel angle adjusting bolt 35 is upward, the rotating cavity 32 can be driven to rotate counterclockwise, and conversely, when the bevel angle adjusting bolt 35 is downward, the rotating cavity 32 can be driven to rotate clockwise, so that the change of the angle of the rotating cavity 32, that is, the change of the angle of the nut, can be performed by adjusting the bevel angle adjusting bolt 35.
Preferably, referring to fig. 3, the bolt screwing mechanism 10 includes at least one weight plate 11, a transmission shaft 12, two guide optical shafts 13, a shaft fixing cavity 14, a bolt fixing block 15, a fixing plate 16, an oilless bushing 17 and a second rolling bearing 18; in the embodiment of the present application, the weight of the weight plate 11 is a single block of 0.2KG, and the number of the weight plates 11 can be increased or decreased to achieve the required weight for the test; the counterweight plate 11 comprises a middle through hole and two counterweight through holes; the fixed cavity of pivot 14 is a lamellar body, the fixed cavity of pivot 14 includes an intermediate junction through-hole and two optical axis through-holes, fixed plate 16 is a lamellar body, fixed plate 16 includes a middle fixed through-hole. In addition, one end of the transmission shaft 12 is square to facilitate driving, and the other end of the transmission shaft 12 is cylindrical to facilitate driving the detection bolt to rotate.
As shown in fig. 3, the connection relationship of the bolt-inserting mechanism 10 is: the oilless bush 17 is arranged in a middle fixing through hole of the fixing plate 16, the guide optical axis 13 is arranged on the fixing plate 16, the guide optical axis 13 penetrates through the optical axis through hole and the counterweight through hole, and one end of the second rolling bearing 18 is connected with a middle connecting through hole of the rotating shaft fixing cavity 14, so that the weight of the counterweight plate 11 and the weight of the rotating shaft fixing cavity 14 inserted on the guide optical axis 13 can be transmitted to the test bolt at one end of the transmission shaft 12 through the second rolling bearing 18 to form a counterweight; the other end of the second rolling bearing 18 is connected with the oilless bush 17 in a penetrating way, and the transmission shaft 12 is arranged in the second rolling bearing 18, so that the transmission shaft 12 can smoothly and stably rotate when rotating; one end of the transmission shaft 12 is connected with the bolt fixing block 15, and the bolt fixing block 15 is used for positioning a test bolt on the transmission shaft 12.
Preferably, referring to fig. 4, the tightening mechanism 50 includes two side plate heightening blocks 51, a flat plate 52, a connecting shaft 53 and a third rolling bearing 54, the fixing plate 16 is provided with two grooves, one end of the side plate heightening block 51 is disposed in the groove, the flat plate 52 is disposed at the other end of the side plate heightening block 51, the third rolling bearing 54 is disposed in the through hole of the flat plate 52, the connecting shaft 53 penetrates through the third rolling bearing 54, one end of the connecting shaft 53 is connected to the transmission shaft 12, and the other end of the connecting shaft 53 is a connecting tightening machine for transmitting the rotation of the tightening machine to the transmission shaft 12.
Preferably, referring to fig. 5, the up-down displacement mechanism 20 includes at least one guide rail 21, at least one sliding block 22, a fixing plate connecting plate 23, a reinforcing plate 24, a stroke control plate 25, a vertical plate 26 and a bottom plate 27, in the embodiment of the present application, the number of the guide rails 21 is two, and the number of the sliding blocks 22 is two; the connection relation is as follows: the vertical plate 26 is disposed on the bottom plate, in order to increase the strength of the vertical plate 26, the reinforcing plate 24 is connected to the bottom of the vertical plate 26, the two guide rails 21 are separately disposed on the vertical plate 26, the two sliding blocks 22 are disposed on the two guide rails 21, respectively, the sliding blocks 22 include a locking block 221 for positioning the sliding blocks 22 and preventing the sliding blocks 22 from sliding, the fixing plate connecting plate 23 is connected to the sliding blocks 22, the stroke control plate 25 is disposed on the guide rails 21 for limiting the sliding blocks 22, i.e., limiting the traveling height of the fixing plate connecting plate 23, as shown in fig. 5, the bottom plate is provided with a bottom through hole 271, the bottom through hole 271 corresponds to the adjusting through hole provided on the fixing bottom plate 36, and the bevel angle adjusting bolt 35 penetrates through the adjusting through hole and the bottom through hole 271 for facilitating the up-down adjustment of an operator, the angular adjustment of the rotary chamber 32 is performed.
Referring to fig. 6, the counter-force balancing mechanism 40 includes a connecting rod 41 and a cake weight 42, the rotating cavity 32 is provided with a reaction hole, one end of the connecting rod 41 is connected to the reaction hole, the other end of the connecting rod 41 is connected to the cake weight 42, and the number of the cake weights 42 in the counter-force balancing mechanism 40 is increased or decreased until the required reaction force is reached.
In addition, the present application further includes a tightening machine (not shown) connected to the connection shaft 53, wherein when the test is started, the tightening machine starts to work until the test bolt is screwed into the nut, and the tightening machine reads other parameters such as torque at the time of screwing.
The working principle of the application is as follows: the detection device mainly tests whether the bolt has a reaction force correcting the inclination. Firstly, adjusting the parameters of the tool according to the test requirements:
adjusting the vertical downward pressure of the bolt: the bolt-in mechanism 10 increases or decreases the weight plate 11 until the desired weight for the test is achieved.
Adjusting the required screwing angle of the test: the nut fixed bevel angle mechanism 30 is provided with a bevel angle adjusting bolt 35,
screwing in and out of the bevel angle adjusting bolt 35 can secure the tilt angle of the nut.
Adjusting the counter-acting force of the inclination of the nut: the reaction force weighting mechanism 40 adds the cake weight 42 until the reaction force required for the test.
After the test parameters are prepared, the locking block 221 in the sliding block 22 is loosened, the bolt screwing mechanism 10 is moved downwards, the bolt is pushed to the nut and then moves downwards by 50mm (screwing stroke), the locking block 221 in the sliding block 22 is locked, the external screwing machine is connected with the connecting rotating shaft 53, the test starts, the screwing machine starts to work, the screwing of the bolt into the nut is finished, the screwing machine reads other parameters such as torque during screwing, and the like, and an operator sends out a test report according to the test data. So far, the test is finished.
The device is used for testing whether the bolt is bitten or not due to inclined screwing, so that the bolt cannot be smoothly screwed into the nut, and whether the bolt has the counterforce for correcting the inclination or not is verified.
Owing to adopted above technical scheme, make the utility model discloses following advantage effect has:
firstly, the application realizes the accurate measurement of the reaction force of the bolt;
secondly, the influence of human factors on the measured data is avoided, meanwhile, the detection efficiency and the accuracy of products are improved, and the production risk is reduced.
Of course, it is not necessary to implement any particular embodiment of the present invention to achieve all of the above technical effects at the same time.
The above disclosure is only for the preferred embodiment of the present invention, but not intended to limit itself, and those skilled in the art can make variations and changes equally without departing from the spirit of the present invention, and all such variations and changes are deemed to fall within the scope of the present invention.
Claims (6)
1. An efficient bolt detection device is used for detecting the reaction force of an automobile bolt and is characterized by comprising a bolt screwing mechanism, an up-and-down displacement mechanism, a nut fixed oblique angle mechanism, a reaction force counterweight mechanism and a tightening mechanism, wherein the bolt screwing mechanism is arranged on the up-and-down displacement mechanism, the tightening mechanism is arranged on the bolt screwing mechanism, the reaction force counterweight mechanism is arranged on the nut fixed oblique angle mechanism, and the nut fixed oblique angle mechanism is arranged on the up-and-down displacement mechanism; wherein, the nut fixed oblique angle mechanism comprises two supporting vertical plates, a rotating cavity, a nut fixed block, a nut pressing block, an oblique angle adjusting bolt, a fixed bottom plate, a fixed shaft and two first rolling bearings, the connection relationship is,
the fixed base plate is arranged on the up-down displacement mechanism, the two supporting vertical plates are separately arranged on two sides of the fixed base plate, supporting through holes are formed in the positions corresponding to the two supporting vertical plates, the rotating cavity is arranged between the two supporting vertical plates in a deflectable manner through the fixed shaft, the fixed shaft is arranged in the two supporting through holes, and the first rolling bearing is sleeved and connected with the fixed shaft; the nut fixing block is arranged on the rotating cavity, the nut pressing block is connected with the rotating cavity through a bolt locking pair, and the nut pressing block is arranged above the nut fixing block; the fixed base plate is provided with an adjusting through hole, one end of the oblique angle adjusting bolt is connected with the rotating cavity, and the other end of the oblique angle adjusting bolt is connected with the adjusting through hole in a penetrating mode.
2. The detecting device for detecting the rotation of the motor rotor according to the claim 1, wherein the bolt screwing mechanism comprises at least one weight plate, a transmission shaft, two guide optical shafts, a rotating shaft fixing cavity, a bolt fixing block, a fixing plate, an oilless bushing and a second rolling bearing; the counterweight plate comprises a middle through hole and two counterweight through holes; the rotating shaft fixing cavity comprises a middle connecting through hole and two optical axis through holes; the fixing plate comprises a middle fixing through hole, wherein the connection relationship is as follows:
the oilless bushing is arranged in a middle fixing through hole of the fixing plate, the guide optical axis is arranged on the fixing plate, and the guide optical axis penetrates through and is connected with the optical axis through hole and the counterweight through hole; the one end of second antifriction bearing is connected the intermediate junction through-hole of the fixed cavity of pivot, the other one end through connection of second antifriction bearing oil-free bush, the transmission shaft sets up in the second antifriction bearing, the one end of transmission shaft is connected the bolt fixing block.
3. The detecting device for detecting the rotation of the motor rotor as claimed in claim 2, wherein the tightening mechanism comprises two side plate heightening blocks, a flat plate, a connecting rotating shaft and a third rolling bearing, the fixing plate is provided with two grooves, one end of each side plate heightening block is arranged in each groove, the flat plate is arranged at the other end of each side plate heightening block, the third rolling bearing is arranged in a through hole of the flat plate, the connecting rotating shaft is connected with the third rolling bearing in a penetrating manner, and one end of the connecting rotating shaft is connected with the transmission shaft.
4. The detecting device according to claim 3, wherein said up-down displacement mechanism comprises at least one guide rail, at least one slider, a fixing plate connecting plate, a stroke control plate, a vertical plate and a bottom plate, wherein,
the riser sets up on the bottom plate, the guide rail sets up on the riser, the slider sets up on the guide rail, the slider includes a locking piece, the fixed plate connecting plate is connected the slider, the stroke control board sets up on the guide rail.
5. The detecting device for detecting the rotation of the motor rotor as claimed in claim 4, wherein the counter-force balancing mechanism comprises a connecting rod and a cake weight, the rotating cavity is provided with a counter-force hole, one end of the connecting rod is connected with the counter-force hole, and the other end of the connecting rod is connected with the cake weight.
6. The inspection device of claim 5, further comprising a tightening machine coupled to the connection shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177131.4U CN212110428U (en) | 2020-06-23 | 2020-06-23 | Efficient bolt detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177131.4U CN212110428U (en) | 2020-06-23 | 2020-06-23 | Efficient bolt detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212110428U true CN212110428U (en) | 2020-12-08 |
Family
ID=73627903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021177131.4U Active CN212110428U (en) | 2020-06-23 | 2020-06-23 | Efficient bolt detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212110428U (en) |
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2020
- 2020-06-23 CN CN202021177131.4U patent/CN212110428U/en active Active
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