CN109827762B - Equipment and method for detecting tripping force of wall opening product - Google Patents
Equipment and method for detecting tripping force of wall opening product Download PDFInfo
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- CN109827762B CN109827762B CN201811618593.2A CN201811618593A CN109827762B CN 109827762 B CN109827762 B CN 109827762B CN 201811618593 A CN201811618593 A CN 201811618593A CN 109827762 B CN109827762 B CN 109827762B
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Abstract
The invention discloses a device and a method for detecting the tripping force of a wall opening product, and the device comprises a supporting base for supporting the wall opening product and a tension detection unit for applying tension to the wall opening product, wherein the tension detection unit is arranged above the supporting base and comprises a tension sensor and a tripping hook, the tension sensor is arranged right above the tripping hook, and the tripping hook acts on the buckling connection part of the wall opening product. Mounting the wall opening product on a support base; moving the buckle connection position of the wall opening product to a tripping hook position; controlling the tension detection unit to vertically pull the tripping hook upwards; gradually increasing the tension value until the buckling connection part of the wall opening product is separated; and recording the value of the tension sensor when the buckle connection part is separated. The invention provides equipment and a method for detecting the tripping force of a wall opening product, which can not influence the connection structure of a buckle and can accurately measure the tripping force.
Description
Technical Field
The invention relates to the field of detection tools, in particular to a device and a method for detecting the tripping force of a wall opening product.
Background
The product is opened to the wall includes products such as wall switch, wall socket, upper cover and mount, in the product is opened to the wall, wall switch and mount, wall socket and mount, the upper cover is more and more common with the purpose of being connected of mount in order to realize quick installation, the mode that adopts the buckle to connect, nevertheless need guarantee the fastness of being connected to the buckle on the buckle connection, then need detect the anticreep power that the buckle is connected, and simultaneously, accurate detection to the power of taking off is favorable to opening the research and development of product to the wall, this makes the detection work to the power of taking off very important.
The detection of the tripping force at the present stage is mainly realized by a weight hanging method, and the weight hanging method is realized by a mode of gradually increasing weights until a buckle joint is separated, and the method has the following defects:
1. when the weight is placed on the device, the downward impulse force is easily generated, the size of the downward impulse force is uncertain, the floating range is large, and the tripping force cannot be accurately evaluated;
2. the measurement error of placing weights step by step is large, the obtained measurement data is weight values of the weights, and under the action of eliminating the undershoot force, the tripping force value can only be judged to be between two weight values;
3. when hanging the weight, the condition that the weight still can appear rocking easily influences the detection of tripping force, but also can influence the connection structure of buckle.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the technical defects at present and provides equipment and a method for detecting the tripping force of a wall opening product, which can not influence the connection structure of a buckle and can accurately measure the tripping force.
The technical scheme of the invention is to provide equipment for detecting the tripping force of a wall opening product, which is characterized in that: the device comprises a supporting base for supporting a wall opening product and a tension detection unit for applying tension to the wall opening product, wherein the tension detection unit is arranged above the supporting base and comprises a tension sensor and a tripping hook, the tension sensor is arranged right above the tripping hook, and the tripping hook acts on a buckle joint of the wall opening product.
The invention has the beneficial effects that: the wall opening product is arranged on the supporting base, the levelness of the wall opening product in the installation state is ensured, the tripping hook acts on the buckle connection part of the wall opening product in the detection process, the pulling force is exerted along the vertical direction, the inclined pulling force is avoided, the situation that the buckle structure is tightened or loosened due to the inclined pulling force of the buckle connection structure is further avoided, the detection result of the tripping force is influenced, meanwhile, in the detection process of the invention, the pulling force is not increased step by step but is gradually increased, the pulling force can be ensured to pass through each pulling force area, the accurate magnitude of the tripping force is further accurately measured, through experimental tests, the detection precision of the device is +/-1N, under a large number of groping tests, the maximum error displayed by physical measurement data is 3N, compared with the situation that the maximum error of a hanging weight method reaches 10N, the accuracy and the stability are higher, and in the detection process, the impact force caused by hanging the weight does not exist, so that the interference factor of the wall opening product in the detection process is reduced, and the detection structure has higher accuracy and stability.
As an improvement of the invention, the lower end of the supporting base is fixedly connected with a moving unit, the moving unit comprises an X-axis moving assembly and a Y-axis moving assembly, and the movement of the supporting base in the X-axis direction and the Y-axis direction can be realized by moving the moving unit through the improvement, so that the butt joint of the tripping hook and the buckle can be realized more accurately, the accuracy and the stability of the butt joint are ensured, and the detection result is more accurate.
As an improvement of the present invention, the support base includes a product mounting carrier and a carrier fixing groove, the product mounting carrier and the carrier fixing groove are fixed by a carrier fixing pin, and by the improvement, the product mounting carrier can be stably fixed on the carrier fixing groove, and the situation of offset occurring in the process of detecting the tripping force is avoided, thereby affecting the detection structure.
The product installation carrier is composed of two carrier blocks, a first fixing hole is formed in each carrier block, a plurality of second fixing holes used for being matched with carrier fixing pins to fix the carrier blocks are formed in the carrier fixing grooves, wall opening products with different station models can be installed by adjusting the distance between the two carrier blocks through the improvement, detection diversification is achieved, and multiple product installation carriers do not need to be designed for the same wall opening product due to the fact that the station number of the wall opening product is different.
According to the improvement, the positioning groove is formed in the peripheral wall of the second fixing hole, the positioning block matched with the positioning groove is arranged on the carrier fixing pin, so that the phenomenon that the positioning pin rotates when being connected to the second fixing hole and the first fixing hole can be avoided, the phenomenon that the positioning pin and the first fixing hole rub is further avoided, a gap exists after connection, the detection structure is influenced, and whether the positioning pin is installed in place or not can be observed through the matching condition of the positioning groove and the positioning block, and the installation firmness is guaranteed.
As an improvement of the invention, the supporting base comprises a fixing component for fixing the wall opening product, the fixing component comprises a fixing rod, one end of the fixing rod is provided with a fixing block, the wall opening product is provided with a connecting groove fixedly connected with the fixing block, through the improvement, because the wall opening products of different types have different fixed connecting structures and different fixed connecting positions in practical use, the supporting base can not realize the fixation of various wall opening products by only one fixed connecting structure, and through specially designing one fixing component on the wall opening product and the supporting base, the function of fixedly connecting various wall opening products by one fixed connecting structure can be realized, thereby providing great convenience for the universality of detection.
As an improvement of the invention, the fixed block and the connecting groove are both in a shape of a long waist circle, the fixed rod is provided with a rotating block for rotating the fixed rod, the other end of the fixed rod is provided with a fixed knob for preventing the fixed block from rotating, through the improvement, after the fixed block passes through the connecting groove, the rotating block is rotated by a tool to enable the fixed block to rotate by 90 degrees and be clamped on the connecting groove, and then the fixed block is tightened by rotating the fixed knob to enable the fixed block and the connecting groove to be fixed, so that the whole process is very simple, meanwhile, the stability of fixing can be ensured, and the disassembly is very convenient.
As an improvement of the invention, a hook slide bar is arranged between the tripping hook and the tension sensor, the tripping hook is movably connected on the hook slide bar, the tripping hook can be fixedly connected on the hook slide bar through a fastening screw, through the improvement, when a multi-station wall opening product is detected, the characteristic that the tripping hook can be moved on the hook slide bar is adopted, not only can the detected length be prolonged, but also more importantly, because the multi-station wall opening product can adopt a plurality of buckle joints for buckle connection, if the integral tripping force of the wall opening product is required, a plurality of tripping hooks are required to simultaneously act on the plurality of buckle joints, through the design of the hook slide bar, a plurality of tripping hooks can be arranged on the hook slide bar, then the distance between the tripping hooks is adjusted to be the same as the distance between the buckle joints, and because of the hook slide bar, the smoothness between each tripping hook can be ensured, the consistency of the tripping force is ensured, and the detection structure is more accurate.
As an improvement of the invention, the tension detection unit further comprises a servo motor and a lead screw transmission assembly, the lead screw transmission assembly is arranged between the tension sensor and the servo motor, through the improvement, the lead screw transmission assembly can be controlled through the servo motor, then the tripping hook is pulled through the lead screw transmission assembly, the servo motor can gradually increase the tension on the tripping hook in the process of controlling the lead screw transmission assembly, the tension value can be detected in real time through the tension sensor, and when the wall is tripped, the tension value reaches the peak value, namely the magnitude of the tripping force of the wall opening product is detected.
The technical scheme of the invention is to provide a method for testing the tripping force of the tripping force detection equipment of the wall opening product, which is characterized by comprising the following steps:
s1: mounting the wall opening product on a support base;
s2: moving the buckle connection position of the wall opening product to a tripping hook position;
s3: controlling the tension detection unit to vertically pull the tripping hook upwards;
s4: gradually increasing the tension value until the buckling connection part of the wall opening product is separated;
s5: recording the numerical value of the tension sensor at the separation of the buckle connection;
s6: whether the buckle connection of the wall opening product is qualified or not is judged through the recorded numerical value.
The invention has the beneficial effects that: the wall opening product is arranged on the supporting base, the levelness of the wall opening product in the installation state is ensured, the tripping hook acts on the buckle connection part of the wall opening product in the detection process, the pulling force is exerted along the vertical direction, the inclined pulling force is avoided, the situation that the buckle structure is tightened or loosened due to the inclined pulling force of the buckle connection structure is further avoided, the detection result of the tripping force is influenced, meanwhile, in the detection process of the invention, the pulling force is not increased step by step but is gradually increased, the pulling force can be ensured to pass through each pulling force area, the accurate magnitude of the tripping force is further accurately measured, through experimental tests, the detection precision of the device is +/-1N, under a large number of groping tests, the maximum error displayed by physical measurement data is 3N, compared with the situation that the maximum error of a hanging weight method reaches 10N, the accuracy and the stability are higher, and in the detection process, the impact force caused by hanging the weight does not exist, so that the interference factor of the wall opening product in the detection process is reduced, and the detection structure has higher accuracy and stability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is an enlarged view of the structure of part I in FIG. 1 according to the present invention.
FIG. 3 is a schematic structural diagram of the tension detecting unit according to the present invention.
Fig. 4 is a schematic illustration of an explosive structure of the support base of the present invention.
Fig. 5 is a schematic illustration of an exploded structure of the securing assembly of the present invention.
Fig. 6 is a schematic view of the connection structure of the fixing bar according to the present invention.
Fig. 7 is a schematic view of the structure of the connection between the trip hook and the buckle.
Wherein the reference numerals are: 1. support the base, 1.1, the installation carrier, 1.1.1, the carrier piece, 1.1.2, first fixed orifices, 1.2, the carrier fixed slot, 1.2.1, the second fixed orifices, 1.2.2, the constant head tank, 1.3, the carrier fixed pin, 1.3.1, the locating piece, 2, the pulling force detecting element, 2.1, force transducer, 2.2, the dropout is hung up, 2.3, servo motor, 2.4, the screw drive subassembly, 3, the mobile unit, 3.1, X axle removes the subassembly, 3.2, Y axle removes the subassembly, 4, fixed subassembly, 4.1, the fixed stick, 4.1.1, the turning block, 4.2, the fixed block, 4.3, the spread groove, 4.4, fixed knob, 5, hang up and collude the slide bar, 6, the wall product of opening, 6.1, the buckle junction.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1-2, the structure of the present invention: a wall opening product tripping force detection device comprises a support base 1 for supporting a wall opening product 6 and a tension detection unit 2 for applying tension to the wall opening product 6, wherein the tension detection unit 2 is arranged above the support base 1, the tension detection unit 2 comprises a tension sensor 2.1 and a tripping hook 2.2, the tension sensor 2.1 is arranged right above the tripping hook 2.2, the tripping hook 2.2 acts on a buckling connection part 6.1 of the wall opening product 6, the lower end of the support base 1 is fixedly connected with a moving unit 3, the moving unit 3 comprises an X-axis moving component 3.1 and a Y-axis moving component 3.2, the X-axis moving component 3.1 and the Y-axis moving component 3.2 are driven by a screw rod driving mechanism, corresponding control hand wheels are arranged on the X-axis moving component 3.1 and the Y-axis moving component 3.2, and a screw rod on the X-axis moving component 3.1 is rotated by a control hand wheel for controlling the X-axis moving component 3.1, the Y-axis moving assembly 3.2 can move axially along the screw rod on the X-axis moving assembly 3.1, the screw rod of the Y-axis moving assembly 3.2 is rotated by controlling the control hand wheel of the Y-axis moving assembly 3.2, the support base 1 can move axially along the screw rod on the Y-axis moving assembly 3.2, namely, the control hand wheel is operated to realize the movement of the support base 1 on the X axis and the Y axis.
As shown in fig. 4, the supporting base 1 includes a product mounting carrier 1.1 and carrier fixing grooves 1.2, the product mounting carrier 1.1 is fixed with the carrier fixing grooves 1.2 by carrier fixing pins 1.3, the product mounting carrier 1.1 is composed of two carrier blocks 1.1.1, the carrier blocks 1.1.1 are provided with first fixing holes 1.1.2, the carrier fixing grooves 1.2 are provided with a plurality of second fixing holes 1.2.1 for fixing the carrier blocks 1.1.1 with the carrier fixing pins 1.3, the peripheral wall of the second fixing holes 1.2.1 is provided with positioning grooves 1.2.2, the carrier fixing pins 1.3 are provided with positioning blocks 1.3.1 matched with the positioning grooves 1.2.2, the inner side of the carrier fixing grooves 1.2 is provided with moving guide rails, the carrier blocks 1.1.1.1.1 are provided with moving guide blocks matched with the moving guide rails, the moving guide blocks can ensure the stability and accuracy of the movement of the carrier blocks 1.1.1.1.1.1.1.1.1, and the number of the second fixing holes 1.2 is four fixing holes, one carrier block 1.1.1 is fixed by the rightmost fixing hole and serves as a standard position, and the other three second fixing holes 1.2.1 serve as adjusting holes and are respectively and correspondingly provided with a single-station wall opening product 6, a double-station wall opening product 6 and a three-station wall opening product 6. Meanwhile, if the number of products produced is large, the two carrier blocks 1.1.1 can be designed into a whole, and the use and the fixation of the carrier blocks are convenient.
As shown in fig. 5-6, including being used for the fixed subassembly 4 of fixed wall division product 6 in the support base 1, fixed subassembly 4 includes fixed rod 4.1, the one end of fixed rod 4.1 is equipped with fixed block 4.2, is equipped with on the wall division product 6 with fixed block 4.2 fixed connection's spread groove 4.3, fixed block 4.2 all is long oval with spread groove 4.3, be equipped with the turning block 4.1.1 that is used for rotating fixed rod 4.1 on the fixed rod 4.1, the other end of fixed rod 4.1 is equipped with and is used for preventing fixed block 4.2 pivoted fixed knob 4.4, and fixed knob 4.4 is connected through the screw thread with fixed rod 4.1.
As shown in fig. 3, be equipped with between dropout couple 2.2 and the force sensor 2.1 and link up with slide bar 5, dropout couple 2.2 removes to be connected on linking up with slide bar 5, dropout couple 2.2 accessible fastening screw fixed connection is on linking up with slide bar 5, tension detecting unit 2 still includes servo motor 2.3 and lead screw drive subassembly 2.4, and lead screw drive subassembly 2.4 is located between force sensor 2.1 and servo motor 2.3, and lead screw drive subassembly 2.4 includes lead screw, transmission piece and guide rail, and the transmission piece is connected with lead screw drive, and the axial motion of transmission piece along the lead screw just removes along the guide rail, and force sensor 2.1 fixed connection is on the transmission piece.
As shown in fig. 1-7, during use,
s1: adjusting the distance between the product mounting carriers 1.1 to enable the product mounting carriers to be used for mounting wall products 6 to be tested and fixing the wall products by carrier fixing pins 1.3;
s2: placing the wall opening product 6 on the product mounting carrier 1.1;
s3: the fixed block 4.2 penetrates through the connecting groove 4.3 and is connected with the connecting groove 4.3 by rotating for 90 degrees, and then the fixed knob 4.4 is rotated to fix the fixed block 4.2 and the connecting groove 4.3, so that the wall opening product 6 is fixed on the supporting base 1;
s4: by controlling the moving assembly, the wall opening product 6 is moved to a position to be detected below the tripping hook 2.2;
s5: the tripping hook 2.2 is moved to the height position of the buckle joint 6.1 by controlling the servo motor 2.3;
s6: then the moving assembly is controlled, and the tripping hook 2.2 is buckled into the buckle connecting part 6.1;
s7: controlling the tension detection unit 2 to vertically pull the tripping hook 2.2 upwards to enable the tripping hook 2.2 to generate tripping force on the wall opening product 6;
s8: in the process that the servo motor 2.3 gradually rises, the tension value gradually increases and is displayed on the tension sensor 2.1;
s9: until the buckling connection part 6.1 of the wall opening is separated;
s10: recording the value of the tension sensor 2.1 at the 6.1 separation of the buckle connection part;
s11: whether the buckle connection of the wall opening product 6 is qualified or not is judged through the recorded numerical value.
The above-mentioned operations S1-S6 can be performed in a manual mode for cost reasons, and can be performed in an automated procedure for efficiency reasons, and S7-S10 require an automated procedure for stability and accuracy of measurement.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (8)
1. The utility model provides a product's tripping force check out test set is opened to wall which characterized in that: the wall opening device comprises a supporting base (1) for supporting a wall opening product (6) and a tension detection unit (2) for applying tension to the wall opening product (6), wherein the tension detection unit (2) is arranged above the supporting base (1), the tension detection unit (2) comprises a tension sensor (2.1) and a tripping hook (2.2), the tension sensor (2.1) is arranged right above the tripping hook (2.2), and the tripping hook (2.2) acts on a buckle connection part (6.1) of the wall opening product (6);
the wall opening product fixing device is characterized in that a fixing component (4) for fixing a wall opening product (6) is arranged in the supporting base (1), the fixing component (4) comprises a fixing rod (4.1), a fixing block (4.2) is arranged at one end of the fixing rod (4.1), and a connecting groove (4.3) fixedly connected with the fixing block (4.2) is formed in the wall opening product (6);
fixed block (4.2) all are long waist circular with spread groove (4.3), be equipped with on fixed rod (4.1) and be used for rotating turning block (4.1.1) of fixed rod (4.1), the other end of fixed rod (4.1) is equipped with and is used for preventing fixed block (4.2) pivoted fixed knob (4.4).
2. The apparatus for detecting a releasing force of a wall opening product according to claim 1, wherein: the lower extreme fixedly connected with mobile unit (3) of support base (1), mobile unit (3) include X axle removal subassembly (3.1) and Y axle removal subassembly (3.2).
3. The apparatus for detecting a releasing force of a wall opening product according to claim 1, wherein: the supporting base (1) comprises a product mounting carrier (1.1) and a carrier fixing groove (1.2), and the product mounting carrier (1.1) is fixed with the carrier fixing groove (1.2) through a carrier fixing pin (1.3).
4. The apparatus for detecting a releasing force of a wall opening product according to claim 3, wherein: product installation carrier (1.1) comprises two carrier pieces (1.1.1), be equipped with first fixed orifices (1.1.2) on carrier piece (1.1.1), be equipped with on carrier fixed slot (1.2) a plurality of be used for with carrier fixed pin (1.3) cooperation with second fixed orifices (1.2.1) of fixed carrier piece (1.1.1).
5. The apparatus for detecting a releasing force of a wall opening product according to claim 4, wherein: the peripheral wall of the second fixing hole (1.2.1) is provided with a positioning groove (1.2.2), and the carrier fixing pin (1.3) is provided with a positioning block (1.3.1) matched with the positioning groove (1.2.2).
6. The apparatus for detecting a releasing force of a wall opening product according to claim 1, wherein: a hook slide bar (5) is arranged between the tripping hook (2.2) and the tension sensor (2.1), the tripping hook (2.2) is movably connected to the hook slide bar (5), and the tripping hook (2.2) can be fixedly connected to the hook slide bar (5) through a fastening screw.
7. The apparatus for detecting a releasing force of a wall opening product according to claim 1, wherein: the tension detection unit (2) further comprises a servo motor (2.3) and a screw rod transmission assembly (2.4), and the screw rod transmission assembly (2.4) is arranged between the tension sensor (2.1) and the servo motor (2.3).
8. A method of testing a release force by a release force detecting apparatus for a wall opening product according to any one of claims 1 to 7, characterized in that:
s1: mounting the wall opening product (6) on the support base (1);
s2: moving a buckle connection part (6.1) of the wall opening product (6) to a tripping hook (2.2);
s3: controlling the tension detection unit (2) to vertically pull the tripping hook (2.2) upwards;
s4: gradually increasing the tension value until the buckle connection part (6.1) of the wall opening product (6) is separated;
s5: recording the value of the tension sensor (2.1) at the separation of the buckle connection part (6.1);
s6: whether the buckle connection of the wall opening product (6) is qualified or not is judged through the recorded numerical value.
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| CN201811618593.2A CN109827762B (en) | 2018-12-28 | 2018-12-28 | Equipment and method for detecting tripping force of wall opening product |
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| CN201811618593.2A CN109827762B (en) | 2018-12-28 | 2018-12-28 | Equipment and method for detecting tripping force of wall opening product |
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| CN111795767B (en) * | 2020-05-22 | 2022-06-10 | 武汉船用机械有限责任公司 | Test tool, test device and test method for buckle locking force |
| CN113340803B (en) * | 2021-08-05 | 2021-09-28 | 南通市通州翔鹏纺织品有限公司 | Finished product hooking and slipping detection device for production and processing of home textile products |
| CN114910357B (en) * | 2022-07-11 | 2022-09-23 | 徐州恒乾紧固件制造有限公司 | Metal fastener strength detection device and detection method |
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| CN101886959B (en) * | 2010-06-07 | 2012-01-18 | 江苏新洛凯机电有限公司 | Breaker brake-separating and tripping force test device |
| CN202793664U (en) * | 2012-08-24 | 2013-03-13 | 昆山晨州塑胶有限公司 | Drawing force test jig |
| CN205748753U (en) * | 2016-06-06 | 2016-11-30 | 南通天盛新能源股份有限公司 | A kind of test device detecting aluminum back surface field value of thrust |
| CN206459889U (en) * | 2017-01-16 | 2017-09-01 | 深圳市泰元丰机电有限公司 | Locking connecting rod strength detection machine |
| CN108827516B (en) * | 2018-08-08 | 2020-10-13 | 西北工业大学 | Brush pressure testing arrangement of small components and parts |
| CN208907845U (en) * | 2018-11-22 | 2019-05-28 | 宁波青橙电子科技有限公司 | A kind of tripping force detection device |
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