TWI250920B - Torque wrench having counter display - Google Patents

Abstract

This invention provides a torque wrench with counter display, the torque wrench including a socket and a driver engaged in the socket for loosening or tightening an object. The torque wrench is further provided with a counter. The counter includes a sensor passing through the socket and a screen display provided to the socket. When the torque value of the driver in driving an object exceeds a predetermined value of the torque wrench, the driver will deflect and displace. The counter is able to detect the frequency that the driver displaces via the sensor and to display the accumulated frequency on the screen display, such that the user is able to learn whether the torque wrench has reached to the level requiring calibration or part replacement.

Description

1250920 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention mainly discloses a torque wrench that can count T to _ no previous torque [has become a modern steel eye wrench with a steel end technology] The improvement of the society, the patent case management 10 is well known to the needs of the rather delicate meeting, and the shackles are constantly changing, and the requirements for the things of life that people demand are also from the "useable" Old thinking, only the idea of continuous improvement or innovation can meet the 10th - one end can be adjusted to the torque of the top of the mechanical retraction of the mechanical pounds, because of the implementation of the torque wrench, such as me. Referring to the case, one end of the steel pipe 1 is a torsion adjusting device end, and the working top of the sleeve can be sleeved with a roller seat (unlabeled force value, when the hammer 1 is set to a torque value, the steel elastic device (The sound of the sound and the slight vibration setting are more than the torque generated when the other end is set at the other end. The accuracy of the bolt lock is correct, and the sexual device must be on, and will be disclosed in the National Publication No. 49625 No. 1 The torque wrench includes a shank 1 and a 20' shank 11 extending out of the steel pipe end 'and located in the steel pipe 10'. The torque adjusting device 20 is driven by a sleeve to drive the object. When the tube 1 is yawed to the position of the roller seat, and the elastic device is used to bounce the 'system, the user can understand that the torque wrench is mostly used in repairing the aircraft or the car is tightly fixed, and such locking Fixing, it must be noted that the conventional torque wrench will produce elastic fatigue after using for a period of time, so the operator can record the number of times the elastic device is tripped by the paper and pen §

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V. INSTRUCTIONS (2) It is not only time-consuming and troublesome to make repair corrections for the torque wrench, and ':', but the number of times the number of torsion wrenches is recorded in the pen and paper records is easy to lose, if the force wrench is actually The use has not yet reached the ideal shape: Member Spring: This, the familiar twist is necessary. ~, 贝, improved redevelopment In view of the lack of the above-mentioned conventional structure, the torque wrench of the present invention can invent a shortcoming. The invention is capable of overcoming the above-mentioned conventional products. [The present invention is based on the fact that the paper pen is used as a record, which is time consuming and labor intensive, and it is extremely desirable that the present invention includes a set of driving bodies. The one is worn in. When the driving body, the driving system is displaced by the user, the degree of the user can be counted and the torque is recorded. 5 Therefore, the improvement is made. The countable number of digits can be counted in the display tube and the driving object in a torsion board glove tube, and the technical solution of the torque wrench is not solved by the torque wrench. The utility model has the trouble that the conventional torque wrench has a torque wrench which is not shown in the design. The torque wrench is disposed in the sleeve and can be screwed or screwed to the object, and the counter is further provided. The torque sensing value of the package sensing member 'and ^' is set on the sleeve is greater than the set value of the torque wrench, and the counter can be displayed on the screen by the value of the sensing component to detect the driving count, and the expert can display Whether it has reached the point of correcting or replacing components

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Other objects, advantages and novel features of the invention will become apparent from the Detailed Description [Embodiment] The technology, the means and the functions thereof used in the present invention are described in detail with reference to the following drawings: Referring to Figures 1 to 9, the figures are for illustrative purposes only. It is not restricted by this structure in patent applications. Referring to the first figure, the present invention discloses a torque wrench 1 of a countable display, wherein the '5 Hz torque wrench 1 can set the torque value, and the upper set is set to count 5 0 ' when the operating torque exceeds the setting. When the torque value is obtained, the counter 50 can be counted up and displayed for the operator to clearly understand the number of times the torque wrench 1 is used.知苐图1'The torque wrench 1 is composed of a sleeve 1 〇, a wrench body 20, a handle 30, a top device 4〇, a counter 5〇, an elastic member 60 and an adjusting device (in the figure) Composed of not shown). The sleeve 10 is a hollow tube having a first end and a second end. The first end is configured to be inserted into the trigger body 20, and the first end is further provided with a through hole 11 for a shaft pin 12 is disposed, the second end of the sleeve 1 is provided with a thread 13 for the handle 30 to be screwed, and the second end is engraved with a scale 1 4; the sleeve 1 is twisted A transverse hole 15 is further disposed at the middle portion, and the sleeve 1 is disposed on the side of the near hole 15 and is further provided with a side hole plug 16. The trigger body 20 is substantially the same as the conventional handle, and has a first end and a second end. The first end is provided with a driving portion 21 and has a joint.

1250920 V. Invention description (4) " --- 2 and this connection sleeve (not shown) to drive objects like bolts and the like; the first end is suitable for the near drive portion 21, A shaft hole 23 is provided. When the trigger body 20 is disposed in the sleeve 丨0, the shaft bolt 2 is simultaneously threaded through the through hole i] shaft hole 23, so that the trigger body 2 can be The second end of the sleeve body 20 is provided with a shifting portion 24, and the dial 24 has a slope 25 and is suitable for the apex of the near slope 25 The second end of the pulling body 20 is further provided with a through hole 27, and when the driving body 20 is inserted into the casing 1 , the through hole 27 is directly facing the casing 1 a hole 15 5 , in addition, the side of the second end of the pulling body 2 , is further provided with a adjusting screw 2 8 , which can be combined with the side hole plug 6 to selectively control whether the pulling body 20 is It can be yawed relative to the sleeve 1〇. The handle 30 is hollow and sleeved on the sleeve 1 in a rotatable manner. The handle 30 is provided with a non-slip portion 31 and has a first end and a second end. The first end is provided with a scale 32 and the second end is coupled to a stop cover 33. The top device 40 is disposed in the casing 1 and is supported by the elastic member 6 . In the natural state, the top device 4 is mounted on the trigger body 2; the top device 40 The utility model is composed of a seat body 41, a top wheel 43 and two steel balls 45. The seat body 41 has a first end and a second end. The first end has a slope 42 to correspond to the pulling body. The second end is abutting the elastic member 60, and the top wheel 43 is pivoted to the first end of the seat body 41 by a shaft bolt 4 4 and the top wheel 4 3 The tread is exposed at the first end of the base 41 and is in a natural state to abut against the inclined surface 25 of the pulling body 2; the two steel balls 45 are disposed on the side of the seat 41 different from the inclined surface 42 , when the seat 41 can be axially displaced

1250920 V. INSTRUCTIONS (5) 'The seat 41 is not stuck to the inner wall of the casing 1〇. The counter 5 is electronic in the embodiment, and includes a display screen 51 and a sensing member 52, wherein the screen 51 is disposed on the sleeve 1 and the sensing member 5 In the embodiment, the sensing member 52 is a swinging rod, and the swinging rod is swinged once, and the swinging rod can be swung once. The figure on the screen 51 is progressively displayed, and the screen 51 is further provided with a return-to-zero knowledge 53. When the zero button 53 is pressed, the number can be reset to zero and recounted. 4 The adjusting device (not shown) is disposed in the handle 3, which is a conventional structure, and therefore its technical and functional details are not described herein. The elastic member 60 is disposed between the adjusting device and the top device 40. In the embodiment, the elastic member 6 is a torsion spring. And the third figure and the fourth figure are observed. When the handle 3 is rotated and displaced in the direction of the pulling body 20, the adjusting device can be driven to press the elastic member, and the scale value is acceptable. The threshold value of the torsion force, when the object locking degree driven by the driving portion 21 is greater than the critical value, the pulling body 2 is configured to displace the yaw to compress the elastic member 6〇 against the top cymbal device 40 in the opposite direction ( As shown in Fig. 2, and by the sound generated when the tip 26 card is reached to the top wheel 43, the user can understand that the lockedness of the driven object is much larger than the set value and is worth noting. Yes, each time the pulling body 2 yaws the displacement while dialing the pendulum of the counter 5〇, and the second y ratio of the swinging bar is displayed on the screen 5 1 ', and can assist the user Record the number of times the set torque value has been set.

1250920 V. Description of invention (6) Referring to the fifth figure, the value of the force is up to 36 times. /, if the torque wrench 1 has exceeded the set twisting stage, the function will be available. The user can maintain the number of times, if the torque is 13 hands 1 for a correction or component replacement, so as to provide accurate locking two so that the use of the car or aircraft maintenance can be more accurate. Values, and more so can ensure safety. For example, in the case of the other embodiment, the example of the present invention, wherein the local register 50 is changed to the machine village, the electronic meter is used in the present embodiment to calculate the 37G. And this - change, when not to achieve the effect of the △ knife ^ Yue Yu, here is special to Chen Ming. , too apricot: ί to the ninth figure, is a re-embodiment of the present invention, wherein .. \ ^ official 1 0 of the hole 1 5, is closer to the scale of 1 4, and the appropriate distance from the king The distance between the triggering body 20 and the inner wall of the sleeve 10 is similar to that of the embodiment of the present invention. The sensing component 52 is an infrared sensor, and the infrared light sent by the infrared sensor is blocked when the trigger body 2 is yawed (as shown in FIG. 9), and The infrared sensor returns the sensing signal to the counter 5〇 internal progressive counting. The efficiency achieved by this embodiment is the same as that of the previous embodiment, and therefore will not be further described. As described above, the present invention has the following advantages: 1. The torque wrench of the present invention can be counted and displayed, and the torque wrench has a counting function, so when the torque is applied, the torque is exceeded. When the torque value is set, the counting can be performed progressively. In this way, when the counting value has reached the maintenance stage, the user can make a correction or structure of the torque wrench.

1250920 V. Description of the invention (7) Replacement, and ensure the accuracy of the torque wrench set value. 2· The invention relates to a “torque wrench capable of counting display”, wherein the torque wrench replaces the manner of the conventional paper and pen record by a counter, so the invention can avoid losing or destroying the recording paper, thereby saving each more than one torque. The value is a trouble that must be recorded once. Therefore, the present invention can help the user save more time and spirit, and can be described as a highly progressive designer.

The invention has been described in the detailed drawings of the preferred embodiments. A person skilled in the art can derive many variations from the preferred embodiment without departing from the scope of the invention. Therefore, the preferred embodiment does not limit the scope of the invention. The scope of the invention is defined in the scope of the patent application.

Page 11 1250920 Brief Description of the Drawings [Brief Description of the Drawings] The first drawing is a perspective view of the present invention, and the second drawing is an exploded view of the components of the present invention. The second drawing is a partial sectional view of the present invention. The fourth figure is a partial cross-sectional view of the operating state of the present invention. The fifth figure is a schematic view showing the number of recording times of the present invention on the screen, and the sixth figure is another preferred embodiment of the present invention; The eighth embodiment of the present invention is a partial cross-sectional view of the embodiment of the present invention. The ninth embodiment of the present invention is a partial cross-sectional view of another embodiment of the present invention. The accessory is the patent No. 496251 of the Chinese Patent Publication No. 496251. Case [Simple description of component symbol] 1 Torque wrench 10 Sleeve 11 Through hole 12 Shaft pin 13 Thread 14 Scale 15 Broken hole 16 Side hole plug 20 Pulling body 21 Drive part 22 Connector 23 Shaft hole 24 Toggle part 25 Bevel 26 Tip tip 27 Perforation 28 Adjustment screw 30 Handle 31 Slip part 32 Scale 33 Stop cover 40 Top sill device 41 Seat 42 Slope 43 top wheel 44 shaft bolt 45 steel ball

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Claims (1)

N Patent Application Range 1 · A countable display includes: a force wrench' wherein the torque wrench is a sleeve, and has a first "mountain" puller body, which is the first π * brother of the sleeve , · , is the driving part, the driving part is two = in combination, the one of the pulling body is yaw displacement; the object is 'the object' and the pulling body can be attached to the sleeve End, Ganyi adjustment device, by adjusting _ /, the internal system is provided with a elastic elastic member of the contraction or relaxation of the displacement, the controllable At - top device, is set under the elastic sorrow, the top device Between the elastic members and the pulling body, the natural counter is disposed on the sleeve τ and supported against the trigger body; the sensing member of the moving body is yawed; Having a - combined with the board ' ° counter can be counted progressively by rotating the handle to adjust the torque of the torque wrench i : s "When the device is displaced, the force can be set." The driving system will rotate the biasing force of the yaw portion to be larger than the set twist. ~ Displacement and make the count H progressively count '· - The countable display can be used. The twisted square wrench is a sleeve, which has a Chu-shaped body, which is a second end of the sleeve; the end is a drive portion, and the drive end is inserted into the joint. One of the moving bodies has a yaw displacement inside the casing; the Q can rotate the animal piece, and the pulling body can be used at 1250920 Sixth, the scope of the patent application end is provided with a displacement of the elastic garment, which can be controlled by the second handle and an adjusting device, by adjusting the tension or slack of the elastic member; , "U: between the piece and the pulling body, under the natural heart:: the top of the aging device is attached to the top of the trigger body; the center of motion; the device / system is set in the sleeve f ± 'the counter has - When the sensation is placed between the side walls of the triggering body, the counting is a progressive counting; ^ ^ When the force is moved to adjust the displacement of the adjusting device, the setting can be set 夂忒 ^ The torque value of the force wrench, and when the driving part of the rotational torque is greater than the set torque value " the Hai drive system will shift the yaw, so that the counter progressive count Ο as described in the patent scope of the first or second countable display The counter includes a screen provided on the sleeve, and the screen can display the count value. 4 The torque can be counted as shown in item 3 of the patent application scope, wherein the screen is There is a zero button on the button, by pressing The zero button can be used to zero the count value. 5 · The torque wrench can be counted as shown in the first or second paragraph of the patent application. The casing is a hollow tube. 6 * As claimed in the patent scope The hand of the countable display of the item 1 or 2, wherein the plate body is adjacent to the driving portion is provided with a shaft hole, and the shaft of the sleeve is coupled to the shaft, and the shaft is coupled to the shaft hole. The trigger body is yawable relative to the sleeve. 1250920 Sixth, the scope of application for patents + 1 2 3 4 5 6 7 . If you apply for the countable display of the torsion wrench as described in item 1 or 2 of the Patent Park, the second end of the sleeve is provided with a thread for the handle. The glove is screwed. 8. The torque wrench of the countable display according to claim 1 or 2, wherein the sleeve is provided with a scale near the second end, and the handle is also provided with a scale. 9. The torque wrench of the countable display according to claim 1, wherein the sleeve is further provided with a transverse perforation at the middle portion, and the sensing member of the counter is threaded through the perforation and coupled to Pull the body. 1 0. The torque sensor of the countable display as described in claim 9 of the patent application, wherein the sensor is set to be different from the one end of the driving portion. 1 1 The torque wrench of the countable display of claim 9, wherein the sensing member is a swing lever. Page 16 1 2 · The torque wrench of the countable display according to claim 1 or 2, wherein the side of the middle section of the sleeve is provided with a side hole plug 2, and the body is near the top One end of the device is provided with a adjusting screw 3 wire on the side thereof. By adjusting the side hole plug and the adjusting screw, the pulling body can be selectively eclipsed relative to the sleeve. 4 1 3 The torque wrench of the countable display according to claim 1 or 2, wherein the driving portion is provided with a joint which can be connected with a sleeve to drive the screw. 6 1 4 · The torque wrench of the countable display 7 according to claim 1 or 2, wherein the pulling body is different from one end of the driving part, and is a dialing 1250920. Toggle the tip, the tip 1 5 · such as the torque wrench, 1 6 · such as the torque wrench, the first end is set on the cover. Torque The first end of the body is inside the torsion of the bomb 1 and the torsion is set to the torsion of the torsion 2 of the second steel ball 2 7 • For example, a wrench has a sizable component. 8 ·如手,其顶轮9 ·如手,其系町避0 · If the trigger '1 · If the trigger' is provided in the application for the application, the application is for the application. The bevel, and at the apex of the near bevel, is biased against the top device when the body is biased. The countable display described in item 1 or 2 of the range is provided with a non-slip portion on the handle. The countable display handle of the first or second item has a second end, and the first end and the second end are combined with a stop and a first top to the top of the application. The top of the wheel application is for the top side. When the application for the seat is free, the application can be counted as shown in item 1 or 2. The top device includes a body and a top wheel. a second end, the top wheel is disposed on the trigger body of the seat body, and the second end of the seat body is capable of deducting the countable display of the wheel train according to item 17 of the range The first end of the seat body is exposed at the first end of the seat body. 2 The countable display described in item 1 of the scope includes the two steel balls, which are stuck on the inner wall of the casing when the two steel ball body is pressed against the axial displacement. The countable display counters described in item 1 or 2 of section 7 are electronic. The countable display described in paragraph 1 0 # _ or 2 of the range is mechanical. 1250920 VI. Patent Application Range 2 2 · The torque wrench can be counted and displayed as described in claim 1 or 2, wherein the elastic member is a torsion spring. 2 3 · The torque wrench of the countable display according to claim 2, wherein the sensing component is an infrared sensor, and when the trigger body is yawed, the infrared light is blocked Provide signal to counter count Page 18