CN113878527A - Clockwork spring torque test auxiliary fixtures - Google Patents
Clockwork spring torque test auxiliary fixtures Download PDFInfo
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- CN113878527A CN113878527A CN202111478779.4A CN202111478779A CN113878527A CN 113878527 A CN113878527 A CN 113878527A CN 202111478779 A CN202111478779 A CN 202111478779A CN 113878527 A CN113878527 A CN 113878527A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
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Abstract
The invention provides a spring torque test auxiliary tool, which comprises a barrel bottom support and a supporting seat; a barrel clamping plate for clamping the barrel is arranged in a barrel placing seat of the barrel bottom support, and an interval adjusting mechanism for adjusting the distance between the barrel clamping plates is arranged on the upper surface of the chassis; the side wall of the inserted column is provided with a spring piece; the supporting seat includes overload protection adjustment mechanism, overload protection adjustment mechanism includes 2 at least regulating plates and adjusting part, forms spacing region between 2 adjacent regulating plates, and adjusting part is used for driving the regulating plate and is close to or keeps away from and inserts the post, and the rotation of post is inserted in order to restrict in spacing region to the one end card of spring leaf, and when the moment of torsion that the clockwork spring bore arrived and predetermines the torque range, the spring leaf tip breaks away from spacing region to the moment of torsion that the release clockwork spring bore. This auxiliary fixtures detects and overload protection adjustment mechanism avoids causing unnecessary damage to the clockwork spring and has improved the efficiency of software testing of clockwork spring through the distance that changes between the barrel splint with the clockwork spring that is applicable to different sizes.
Description
Technical Field
The invention belongs to the field of detection clamping, and particularly relates to a spring torque test auxiliary tool.
Background
The spring is one of the most important elements in the timepiece, belonging to the elastic element, which generates torque after winding to power the operation of the timepiece, and the quality of the spring directly affects the travel precision of the timepiece. In related manufacturers such as clockwork springs and clocks, measurement of a clockwork spring moment curve is necessary, the efficiency of testing the clockwork spring moment is low at present, and the method is mainly embodied in 2 aspects: 1. the spring moment is detected by placing the spring barrel on a detection instrument, and replacing clamps with different sizes back and forth for clamping according to the requirement of detecting the spring barrels with different sizes, so that the sizes of the clamps cannot be adjusted according to the corresponding sizes; 2. during the test, when the torque force applied by the detection instrument is too large, the spring can be damaged.
Disclosure of Invention
In view of this, the present invention provides an auxiliary tool for testing torque of a spring, so as to solve the above problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a clockwork spring torque test auxiliary fixtures which characterized in that: comprises a barrel bottom support and a supporting seat;
the barrel bottom support comprises a chassis, an inserting column fixed on the lower surface of the chassis and a barrel placing seat detachably mounted on the chassis, a barrel clamping plate used for clamping a barrel is arranged in the barrel placing seat, and an interval adjusting mechanism used for adjusting the distance between the barrel clamping plates is arranged on the upper surface of the chassis; the side wall of the inserted column is provided with a spring piece;
the supporting seat comprises a rotating seat rotatably arranged on the detection base and an overload protection adjusting mechanism arranged on the upper surface of the rotating seat, and a circular slot for inserting the inserting column is formed in the middle of the rotating seat; the overload protection adjusting mechanism comprises at least 2 adjusting plates and adjusting components, a limiting area is formed between every two adjacent adjusting plates, the adjusting components are used for driving the adjusting plates to be close to or far away from the inserting column, one end of the spring piece is clamped in the limiting area to limit the rotation of the inserting column, and when the torque borne by the spring reaches a preset torque range, the end part of the spring piece is separated from the limiting area to release the torque borne by the spring; and when barrel splint interval diminishes or the grow, adjusting plate and the corresponding grow simultaneously of inserting the post interval or diminish in order to be applicable to the barrel of different size models.
Further, 2 barrel splint are just symmetrical to be set up in barrel mount pad, and the bottom symmetry of barrel mount pad is equipped with 2 regulation grooves of following barrel mount pad radial direction extension, and 2 barrel splint are portable respectively to be set up in corresponding regulation groove.
Further, the distance adjusting mechanism comprises a driving gear, a transmission gear and a diameter adjusting gear ring;
the diameter adjusting gear ring is rotatably arranged on the upper surface of the chassis and comprises a circular ring, and inner teeth and outer teeth which are respectively arranged on the inner side wall and the outer side wall of the circular ring, wherein the inner teeth are arranged on the inner side wall of the circular ring, and the outer teeth are arranged on the outer side wall of the circular ring;
the driving gear is rotationally arranged at the center of the chassis, the transmission gear is rotationally arranged between the driving gear and the internal teeth, and the transmission gear is respectively meshed with the driving gear and the internal teeth;
the barrel clamping plate comprises an arc plate and a rack, wherein clamping teeth used for being clamped between teeth of the barrel gear are arranged on the arc plate, the rack is arranged on the lower portion of the arc plate, and the rack is meshed with the driving gear.
Furthermore, the lower surface edge of barrel seat is equipped with 2 integrative barrel seat support archs, and barrel seat support arch is taken at the chassis edge to through bolted connection, form the first slit that supplies the external tooth to stretch out between 2 barrel seat support archs.
Furthermore, the adjusting component comprises an overload protection adjusting gear ring, a sliding block and a hinge rod;
the overload protection adjusting gear ring is rotatably arranged on the rotating seat, teeth are arranged on the periphery of the overload protection adjusting gear ring, the inner side wall of the overload protection adjusting gear ring is hinged with a hinge rod, the hinge rod is also hinged with a sliding block, and the sliding block is fixed on the outer side wall of the adjusting plate; the slide block is arranged along the length direction of the radius of the rotating seat in a sliding way.
Further, the figure of regulating plate is 6, and 6 regulating plates enclose into regular hexagon, and 2 adjacent regulating plates intersect throughout and enclose into the obtuse angle in order to form spacing region, and the spring leaf card is in obtuse angle department.
Furthermore, a fixed ring which is detachably arranged on the rotating seat is arranged above the overload protection adjusting mechanism, the slot and the fixed ring have the same axle center, and the size of the slot and the inner diameter of the fixed ring are matched with the size of the inserted column;
the lower surface edge of solid fixed ring is equipped with 2 solid fixed ring support archs of an organic whole, and solid fixed ring support archs takes at the rotation seat edge to through bolted connection, form the second slit that supplies incomplete tooth to stretch out between 2 solid fixed ring support archs.
Further, an upper adjusting sleeve is sleeved on the periphery of the barrel bottom support, and upper adjusting teeth meshed with the external teeth are arranged on the inner side wall of the upper adjusting sleeve; the periphery of the supporting seat is sleeved with a lower adjusting sleeve, and the inner side wall of the lower adjusting sleeve is provided with lower adjusting teeth meshed with teeth on the overload protection adjusting gear ring; when the distance between the strip box clamping plates needs to be changed, the upper adjusting sleeve and the lower adjusting sleeve can synchronously rotate; when the test is carried out, the lower adjusting sleeve is fixed with the detection base, and the upper adjusting sleeve and the lower adjusting sleeve can rotate relatively.
Furthermore, a connecting assembly is arranged on the lower adjusting sleeve, and comprises a fixing lug, a connecting rod and a gravity ball;
the fixing lug is fixed on the lower adjusting sleeve, a long round hole extending along the vertical direction is formed in the fixing lug, one end of the connecting rod is arranged in the long round hole in a sliding mode, the other end of the connecting rod is fixedly connected with the gravity ball, a clamping piece is correspondingly arranged on the side wall of the upper adjusting sleeve, and the gravity ball is clamped in the clamping piece to realize that the upper adjusting sleeve and the lower adjusting sleeve are connected into a whole;
the upper surface of the detection base is provided with a plurality of fixing grooves corresponding to the gravity balls, and the gravity balls are clamped in the fixing grooves to realize the fixed connection of the lower adjusting sleeve and the detection base;
the side wall of the upper adjusting sleeve is in threaded connection with a fixing bolt, and the end part of the fixing bolt is abutted against the side wall of the barrel placing seat.
Further, the number of the fixing lugs is equal to that of the adjusting plates and is uniformly distributed.
Compared with the prior art, the auxiliary tool for testing the torque of the spring has the following advantages:
the auxiliary tool for testing the torque of the spring can be suitable for detecting springs with different sizes by changing the distance between the barrel clamping plates, and the clamps do not need to be replaced back and forth; be equipped with overload protection adjustment mechanism on the supporting seat, can avoid causing unnecessary damage to the clockwork spring, when the moment of torsion that the clockwork spring bore reachs and predetermines the moment of torsion scope promptly, the spring leaf tip breaks away from spacing region to the moment of torsion that the release clockwork spring bore, thereby improved the efficiency of software testing of clockwork spring. The distance between the barrel clamping plates is changed and the overload protection adjusting mechanism is adjusted, namely when the distance between the barrel clamping plates is reduced or enlarged, the distance between the adjusting plate and the inserting column is correspondingly enlarged or reduced simultaneously, so that the barrel adjusting mechanism is suitable for barrels with different sizes and models.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a spring torque test auxiliary tool according to an embodiment of the invention;
FIG. 2 is a structural exploded view of a spring torque test auxiliary tool according to an embodiment of the invention;
FIG. 3 is a schematic view of a cartridge base according to an embodiment of the invention;
FIG. 4 is a partial cutaway view of a barrel shoe according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a support base according to an embodiment of the invention;
FIG. 6 is a schematic structural diagram of an adjustment mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of an upper adjustment sleeve and a lower adjustment sleeve according to an embodiment of the present invention;
fig. 8 is a use state diagram of the spring torque test auxiliary tool according to the embodiment of the invention.
Description of reference numerals:
1-a detection base; 11-a fixed slot; 2-carton bottom support; 21-a chassis; 211-a first boss; 22-inserting a column; 23-a spring leaf; 24-a cartridge seat; 241-a first slit; 242-gear groove; 243-adjusting groove; 244-carton nest support projections; 25-a drive gear; 26-a transmission gear; 27-a limit gear; 28-diameter adjusting gear ring; 281-circular ring; 282-internal teeth; 283-external teeth; 29-barrel clamp plate; 291-arc plate; 292-latch; 293-rack; 3-a support seat; 31-a rotating seat; 311-slot; 312-a chute; 313-a second boss; 32-a fixed ring; 321-a second slit; 322-a retaining ring support boss; 33-an overload protection adjustment mechanism; 331-overload protection regulating gear ring; 332-adjusting plate; 333-sliding block; 334-a hinged lever; 4-mounting an adjusting sleeve; 41-upper regulating teeth; 42-fixing bolts; 43-a catch; 5-lower adjusting sleeve; 51-lower adjustment teeth; 52-fixing ear; 53-slotted hole; 54-a connecting rod; 55-gravity ball; 56-pull ring.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
A clockwork spring torque test auxiliary tool comprises a barrel bottom support 2 and a supporting seat 3;
the barrel bottom support 2 comprises a chassis 21, an inserting column 22 fixed on the lower surface of the chassis 21 and a barrel placing seat 24 detachably mounted on the chassis 21, a barrel clamping plate 29 used for clamping a barrel is arranged in the barrel placing seat 24, and an interval adjusting mechanism used for adjusting the distance between the barrel clamping plates 29 is arranged on the upper surface of the chassis 21; the side wall of the insertion column 22 is provided with a spring piece 23, wherein one end of the spring piece 23 may be fixed on the insertion column 22, or the middle part of the spring piece 23 is fixed on the insertion column 22, and the spring piece 23 is arc-shaped, as shown in fig. 2.
Specifically, 2 barrel clamping plates 29 are symmetrically arranged in the barrel placing seat 24, 2 adjusting grooves 243 extending along the radius direction of the barrel placing seat 24 are symmetrically arranged at the bottom of the barrel placing seat 24, and the 2 barrel clamping plates 29 are respectively movably arranged in the corresponding adjusting grooves 243; the barrel clamping plate 29 comprises an arc plate 291 and a rack 293, wherein the arc plate 291 is provided with a clamping tooth 292 used for being clamped between teeth of the barrel gear, the rack 293 is arranged on the lower portion of the arc plate 291, the barrel is placed in the barrel placing seat 24 during use, and the distance between the 2 barrel clamping plates is adjusted through the interval adjusting mechanism, so that the clamping tooth 292 is clamped between the teeth of the gear on the barrel to fix the barrel.
Specifically, the spacing adjusting mechanism can be adjusted by adopting a gear set, and comprises a driving gear 25, a transmission gear 26 and a diameter adjusting gear ring 28; the diameter adjusting gear ring 28 is rotatably arranged on the upper surface of the chassis 21 and comprises a circular ring 281 and inner teeth 282 and outer teeth 283 which are respectively arranged on the inner side wall and the outer side wall of the circular ring 281, the inner teeth 282 are arranged on the whole inner side wall of the circular ring 281, and the outer teeth 283 are arranged on the outer side wall of the circular ring 281; the driving gear 25 is rotatably disposed at the center of the chassis 21, the transmission gear 26 is rotatably disposed between the driving gear 25 and the internal teeth 282, and the transmission gear 26 is respectively engaged with the driving gear 25 and the internal teeth 282. specifically, for the purpose of the present invention, the number of the transmission gears 26 may be specifically set as required, as shown in fig. 2, the present embodiment specifically selects 2 transmission gears 26, and the rack 293 is engaged with the driving gear 25. When the distance between the barrel clamping plates 29 needs to be changed, the external teeth 283 are poked to enable the diameter adjusting gear ring 28 to rotate, the internal teeth 282 drive the transmission gear 26 to rotate, the transmission gear 26 drives the driving gear 25 to rotate, and the driving gear 25 drives the rack 293 to move to enable the barrel clamping plates 29 to approach or depart from each other.
More specifically, the lower surface edge of the barrel placing seat 24 is provided with 2 integrated barrel placing seat supporting bulges 244, the barrel placing seat supporting bulges 244 are placed at the edge of the chassis 21 and fixed on the chassis 21 through bolts, a gap is reserved between the chassis 21 and the barrel placing seat 24, and the transmission gear 26 is positioned in the gap; the thickness of the driving gear 25 is larger than that of the transmission gear 26, the lower surface of the barrel seat 24 is provided with a gear groove 242 for accommodating the driving gear 25, and the rack 293 penetrates into the gear groove 242 and is engaged with the driving gear 25; a first slit 241 through which the external teeth 283 protrude is further formed between the 2 barrel seat support bosses 244, and the external teeth 283 can move with the ring 281 in the first slit 241.
The edge of chassis 21 caves in downwards and forms first boss 211, and diameter adjustment ring gear 28 rotates the cover and establishes the periphery at first boss 211, and first boss 211 provides the support for diameter adjustment ring gear 28's rotation. In addition, for the purpose of rotational support, a limit gear 27 may be provided, the limit gear 27 being rotatably provided on the chassis 21 and meshing only with the internal teeth 282, the limit gear 27 being located in a space formed between the chassis 21 and the barrel seat 24.
The supporting seat 3 comprises a rotating seat 31 rotatably arranged on the detection base 1 and an overload protection adjusting mechanism 33 arranged on the upper surface of the rotating seat 31, and a circular slot 311 for inserting the insertion column 22 is arranged in the middle of the rotating seat 31; the overload protection adjusting mechanism 33 comprises at least 2 adjusting plates 332 and adjusting components, a limiting area is formed between every two adjacent adjusting plates 332, each adjusting component is used for driving the corresponding adjusting plate 332 to be close to or far away from the corresponding inserting column 22, one end of each spring piece 23 is clamped in the corresponding limiting area to limit rotation of the corresponding inserting column 22, when the torque borne by the corresponding spring reaches a preset torque range, the spring pieces deform due to the fact that the barrel bottom supports 2 indirectly receive external force, the force applied by the end of each spring piece to the corresponding limiting area is increased, finally, the end of each spring piece is separated from the corresponding limiting area, the corresponding inserting column rotates, the torque borne by the corresponding spring is released to avoid damage to the corresponding spring, and the preset torque range is a preset qualified range in detection of the corresponding spring, is smaller than the maximum torque borne by the corresponding spring based on materials, lengths and the like and is larger than the minimum torque required by energy storage for normal work of the watch; in addition, considering that different types of springs need to bear different torque ranges, so that the spring leaf applies different force to the limiting area when the plug post needs to rotate, the corresponding relation is formed between the adjustment of the distance between the barrel clamping plates 29 and the adjustment of the distance between the adjusting plate 332 and the plug post 22, and when the distance between the barrel clamping plates 29 becomes smaller or larger, the distance between the adjusting plate 332 and the inserting column 22 correspondingly becomes larger or smaller at the same time so as to be suitable for the spring barrels with different sizes and models, more specifically, when the distance between the barrel clamping plates 29 is smaller, a barrel with a small size can be placed, the distance between the corresponding adjusting plate 332 and the inserting column 22 is larger, and at the moment, when the inserted column is required to rotate, the limit force application size of the end part of the spring piece 23 to the limit area is reduced, the resistance to be overcome when the barrel bottom support 2 rotates is smaller, and the preset torque range corresponding to a small-sized spring is smaller; conversely, when the distance between barrel clamp 29 is greater, the distance between corresponding adjusting plate 332 and insertion column 22 is smaller, so as to adapt to the barrel with larger size.
Specifically, the adjusting component comprises an overload protection adjusting gear ring 331, a sliding block 333 and a hinge rod 334; the overload protection adjusting gear ring 331 is rotatably arranged on the rotating seat 31, teeth are arranged on the periphery of the overload protection adjusting gear ring 331, a hinge rod 334 is hinged to the inner side wall of the overload protection adjusting gear ring 331, the hinge rod 334 is further hinged to a sliding block 333, and the sliding block 333 is fixed on the outer side wall of the adjusting plate 332; the sliding block 333 is slidably disposed along a radial length direction of the rotating seat 31, and more specifically, the sliding groove 312 for sliding the sliding block 333 is disposed on the upper surface of the rotating seat 31.
In order to facilitate the installation of the overload protection adjusting gear ring 331, the edge of the rotating base 31 is recessed downwards to form a second boss 313, the overload protection adjusting gear ring 331 is rotatably sleeved on the periphery of the second boss 313, and the second boss 313 provides support for the rotation of the overload protection adjusting gear ring 331.
Preferably, the number of the adjusting plates 332 can be 6, and 6 adjusting plates 332 enclose a regular hexagon, adjacent 2 adjusting plates 332 always intersect to enclose an obtuse angle to form a limiting area, the spring plate 23 is clamped at the obtuse angle, and the 6 adjusting plates 332 simultaneously approach or depart from the plug post 22 under the action of the adjusting assembly. When the spring piece is arc-shaped and the middle part is fixed, the two ends of the spring piece are clamped in the obtuse angle formed by the adjusting plate.
More specifically, a fixed ring 32 detachably mounted on the rotating seat 31 is further disposed above the overload protection adjusting mechanism 33, the slot 311 and the fixed ring 32 are coaxial, and the size of the slot 311 and the inner diameter of the fixed ring 32 are matched with the size of the inserted column 22; the lower surface edge of fixed ring 32 is equipped with 2 integrative fixed ring support protrusions 322, and fixed ring support protrusion 322 laps at the edge of seat 31 to through bolted connection, form the second slit 321 that supplies incomplete tooth to stretch out between 2 fixed ring support protrusions 322. The fixing ring 32 is used for supporting the chassis 21, and enables the adjusting assembly to be clamped in a gap between the rotating seat 31 and the fixing ring 32, so that the adjusting assembly is limited and protected.
In order to facilitate the adjustment of the distance between the barrel clamping plates 29 and the distance between the adjusting plate 332 and the inserting column 22, the outer periphery of the barrel bottom support 2 is sleeved with an upper adjusting sleeve 4, and the inner side wall of the upper adjusting sleeve 4 is provided with an upper adjusting tooth 41 meshed with the outer tooth 283; the periphery of the supporting seat 3 is sleeved with a lower adjusting sleeve 5, the inner side wall of the lower adjusting sleeve 5 is provided with lower adjusting teeth 51 meshed with teeth on the overload protection adjusting gear ring 331, and two distances can be adjusted by respectively rotating the upper adjusting sleeve 4 and the lower adjusting sleeve 5; when the distance between the barrel clamping plates 29 needs to be changed, the upper adjusting sleeve 4 and the lower adjusting sleeve 5 can synchronously rotate; when testing, lower adjusting sleeve 5 is fixed with detection base 1, and upper adjusting sleeve 4 and lower adjusting sleeve 5 can rotate relatively.
In order to further realize the adjustment and fixation of the upper adjusting sleeve 4 and the lower adjusting sleeve 5, the lower adjusting sleeve 5 is provided with a connecting assembly, and the connecting assembly comprises a fixing lug 52, a connecting rod 54 and a gravity ball 55; the fixing lug 52 is fixed on the lower adjusting sleeve 5, a long round hole 53 extending along the vertical direction is formed in the fixing lug 52, one end of a connecting rod 54 is arranged in the long round hole 53 in a sliding mode, the other end of the connecting rod is fixedly connected with a gravity ball 55, a clamping piece 43 is correspondingly arranged on the side wall of the upper adjusting sleeve 4, and the gravity ball 55 is clamped in the clamping piece 43 to enable the upper adjusting sleeve 4 and the lower adjusting sleeve 5 to be connected into a whole; the side wall of the upper adjusting sleeve 4 is in threaded connection with a fixing bolt 42, and the end part of the fixing bolt 42 is abutted against the side wall of the barrel placing seat 24.
Specifically, the connecting rod is of a U-shaped structure, and the bent part of the connecting rod is arranged in the long round hole 53 in a sliding mode. The upper surface of the detection base 1 is provided with a plurality of fixing grooves 11 corresponding to the gravity ball, and the gravity ball 55 is clamped in the fixing grooves 11 to realize the fixed connection of the lower adjusting sleeve 5 and the detection base 1. The specific operation is as follows: when the upper adjusting sleeve 4 and the lower adjusting sleeve 5 need to be rotated simultaneously, the gravity ball 55 is clamped in the clamping piece 43 to realize the connection of the upper adjusting sleeve 4 and the lower adjusting sleeve 5, and at the moment, the distance between the barrel clamping plate 29 and the distance between the adjusting plate 332 and the inserting column 22 can be adjusted simultaneously by rotating the upper adjusting sleeve 4 or the lower adjusting sleeve 5; when needs test, the connecting rod of stirring makes gravity ball 55 card in the fixed slot of corresponding detection base 1 upper surface, realizes that adjusting sleeve 5 is fixed with detection base 1 down, screws up fixing bolt 42 simultaneously, makes and goes up adjusting sleeve 4 and barrel collet 2 relatively fixed to when the barrel is put in barrel mount 24, can realize fixing the barrel body, the clockwork spring just can detect under detecting instrument's effect during the detection.
Optionally, the number of the fixing lugs 52 is equal to the number of the adjusting plates 332, and the fixing lugs are uniformly distributed, that is, when the number of the adjusting plates is 6, the number of the fixing lugs is 6. The aim at of this setting, when the moment of torsion that the clockwork spring bore reachd the maximum value of predetermineeing the moment of torsion scope, in order to protect the clockwork spring, the moment of torsion that the release clockwork spring bore, spring leaf tip breaks away from spacing region, and makes barrel collet 2 take place to rotate, goes up fastener 43 on the adjusting collar this moment and can correspond next gravity ball 55, makes things convenient for follow-up use.
Optionally, since the gravity ball 55 is provided in plural, for convenience of use, 6 connecting rods 54 are connected into a whole by a pull ring 56, and the connecting rods 54 can rotate around the pull ring 56. The specific operation is as follows: when the upper adjusting sleeve 4 and the lower adjusting sleeve 5 need to be connected into a whole, the pull ring 56 is lifted upwards, so that 6 gravity balls are lifted simultaneously, and then the gravity ball corresponding to the clamping piece 43 is turned upwards and clamped in the clamping piece 43; when detecting, the gravity ball is turned downwards to leave the clamping piece 43, and under the action of gravity, the gravity balls fall down together and are inserted into the fixing groove 11 on the detection base 1, so that the operation is simple.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a clockwork spring torque test auxiliary fixtures which characterized in that: comprises a barrel bottom support (2) and a supporting seat (3);
the barrel bottom support (2) comprises a chassis (21), an inserting column (22) fixed on the lower surface of the chassis (21) and a barrel placing seat (24) detachably mounted on the chassis (21), a barrel clamping plate (29) used for clamping a barrel is arranged in the barrel placing seat (24), and an interval adjusting mechanism used for adjusting the distance between the barrel clamping plates (29) is arranged on the upper surface of the chassis (21); a spring piece (23) is arranged on the side wall of the inserted column (22);
the supporting seat (3) comprises a rotating seat (31) rotatably arranged on the detection base (1) and an overload protection adjusting mechanism (33) arranged on the upper surface of the rotating seat (31), and a circular slot (311) for inserting the insertion column (22) is formed in the middle of the rotating seat (31); the overload protection adjusting mechanism (33) comprises at least 2 adjusting plates (332) and adjusting components, a limiting area is formed between every two adjacent adjusting plates (332), the adjusting components are used for driving the adjusting plates (332) to be close to or far away from the plug posts (22), one end of the spring piece (23) is clamped in the limiting area to limit the rotation of the plug posts (22), and when the torque borne by the spring reaches a preset torque range, the end of the spring piece is separated from the limiting area to release the torque borne by the spring; when the distance between the barrel clamping plates (29) becomes smaller or larger, the distance between the adjusting plate (332) and the inserting column (22) correspondingly becomes larger or smaller at the same time so as to be suitable for barrels with different sizes and models.
2. The spring torque test auxiliary tool according to claim 1, characterized in that: the number of the barrel clamping plates (29) is 2, the barrel clamping plates are symmetrically arranged in the barrel placing seat (24), 2 adjusting grooves (243) extending along the radial direction of the barrel placing seat (24) are symmetrically arranged at the bottom of the barrel placing seat (24), and the 2 barrel clamping plates (29) are respectively movably arranged in the corresponding adjusting grooves (243).
3. The spring torque test auxiliary tool according to claim 2, characterized in that: the distance adjusting mechanism comprises a driving gear (25), a transmission gear (26) and a diameter adjusting gear ring (28);
the diameter adjusting gear ring (28) is rotatably arranged on the upper surface of the chassis (21) and comprises a circular ring (281) and inner teeth (282) and outer teeth (283) which are respectively arranged on the inner side wall and the outer side wall of the circular ring (281), the inner teeth (282) are arranged on the inner side wall of the circular ring (281), and the outer teeth (283) are arranged on the outer side wall of the circular ring (281);
the driving gear (25) is rotationally arranged at the center of the chassis (21), the transmission gear (26) is rotationally arranged between the driving gear (25) and the internal teeth (282), and the transmission gear (26) is respectively meshed with the driving gear (25) and the internal teeth (282);
the strip box clamping plate (29) comprises an arc plate (291) and a rack (293), wherein a clamping tooth (292) used for being clamped between teeth of the strip box gear is arranged on the arc plate (291), the rack (293) is arranged on the lower portion of the arc plate (291), and the rack (293) is meshed with the driving gear (25).
4. The spring torque test auxiliary tool according to claim 3, characterized in that: the lower surface edge of barrel laying seat (24) is equipped with 2 integrative barrel laying seat support arch (244), and barrel laying seat support arch (244) are taken at chassis (21) edge to through bolted connection, form between 2 barrel laying seat support arch (244) and supply first slit (241) that external tooth (283) stretched out.
5. The spring torque test auxiliary tool according to claim 3, characterized in that: the adjusting component comprises an overload protection adjusting gear ring (331), a sliding block (333) and a hinged rod (334);
the overload protection adjusting gear ring (331) is rotatably arranged on the rotating seat (31), teeth are arranged on the periphery of the overload protection adjusting gear ring (331), a hinge rod (334) is hinged to the inner side wall of the overload protection adjusting gear ring (331), the hinge rod (334) is further hinged to a sliding block (333), and the sliding block (333) is fixed on the outer side wall of the adjusting plate (332); the slider (333) is slidably provided along the radial length direction of the rotating base (31).
6. The spring torque test auxiliary tool according to claim 5, characterized in that: the number of regulating plates (332) is 6, and 6 regulating plates (332) enclose into regular hexagon, and adjacent 2 regulating plates (332) intersect throughout and enclose into the obtuse angle so as to form spacing region, and spring leaf (23) card is in the obtuse angle department.
7. The spring torque test auxiliary tool according to claim 5, characterized in that: a fixed ring (32) detachably mounted on the rotating seat (31) is further arranged above the overload protection adjusting mechanism (33), the slot (311) and the fixed ring (32) are coaxial, and the size of the slot (311) is matched with the size of the inserted column (22) through the inner diameter of the fixed ring (32);
the lower surface edge of solid fixed ring (32) is equipped with 2 integrative solid fixed ring support protrusion (322), and solid fixed ring support protrusion (322) are taken at rotating seat (31) edge to through bolted connection, form between 2 solid fixed ring support protrusion (322) and supply second slit (321) that incomplete tooth stretches out.
8. The spring torque test auxiliary tool according to claim 5, characterized in that: an upper adjusting sleeve (4) is sleeved on the periphery of the barrel bottom support (2), and an upper adjusting tooth (41) meshed with the outer tooth (283) is arranged on the inner side wall of the upper adjusting sleeve (4); the periphery of the supporting seat (3) is sleeved with a lower adjusting sleeve (5), and the inner side wall of the lower adjusting sleeve (5) is provided with lower adjusting teeth (51) meshed with teeth on the overload protection adjusting gear ring (331); when the distance between the barrel clamping plates (29) needs to be changed, the upper adjusting sleeve (4) and the lower adjusting sleeve (5) can synchronously rotate; when the test is carried out, the lower adjusting sleeve (5) is fixed with the detection base (1), and the upper adjusting sleeve (4) and the lower adjusting sleeve (5) can rotate relatively.
9. The spring torque test auxiliary tool according to claim 8, characterized in that: the lower adjusting sleeve (5) is provided with a connecting component which comprises a fixing lug (52), a connecting rod (54) and a gravity ball (55);
the fixing lug (52) is fixed on the lower adjusting sleeve (5), a long round hole (53) extending in the vertical direction is formed in the fixing lug (52), one end of a connecting rod (54) is slidably arranged in the long round hole (53), the other end of the connecting rod is fixedly connected with a gravity ball (55), a clamping piece (43) is correspondingly arranged on the side wall of the upper adjusting sleeve (4), and the gravity ball (55) is clamped in the clamping piece (43) to realize that the upper adjusting sleeve (4) and the lower adjusting sleeve (5) are connected into a whole;
the upper surface of the detection base (1) is provided with a plurality of fixing grooves (11) corresponding to the gravity balls, and the gravity balls (55) are clamped in the fixing grooves (11) to realize the fixed connection of the lower adjusting sleeve (5) and the detection base (1);
the side wall of the upper adjusting sleeve (4) is in threaded connection with a fixing bolt (42), and the end part of the fixing bolt (42) is abutted against the side wall of the barrel placing seat (24).
10. The spring torque test auxiliary tool according to claim 9, characterized in that: the number of the fixing lugs (52) is equal to that of the adjusting plates (332) and is evenly distributed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111478779.4A CN113878527B (en) | 2021-12-07 | 2021-12-07 | Clockwork spring torque test auxiliary fixtures |
| PCT/CN2022/105910 WO2023103382A1 (en) | 2021-12-07 | 2022-07-15 | Auxiliary tool for testing mainspring torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111478779.4A CN113878527B (en) | 2021-12-07 | 2021-12-07 | Clockwork spring torque test auxiliary fixtures |
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| CN113878527A true CN113878527A (en) | 2022-01-04 |
| CN113878527B CN113878527B (en) | 2022-02-25 |
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| CN202111478779.4A Active CN113878527B (en) | 2021-12-07 | 2021-12-07 | Clockwork spring torque test auxiliary fixtures |
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| WO (1) | WO2023103382A1 (en) |
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| WO2023103382A1 (en) * | 2021-12-07 | 2023-06-15 | 天津海鸥表业集团有限公司 | Auxiliary tool for testing mainspring torque |
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Also Published As
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|---|---|
| CN113878527B (en) | 2022-02-25 |
| WO2023103382A1 (en) | 2023-06-15 |
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Denomination of invention: A winding torque testing auxiliary fixture Granted publication date: 20220225 Pledgee: Qilu Bank Co.,Ltd. Tianjin Nankai Branch Pledgor: TIANJIN SEAGULL WATCH Co.,Ltd. Registration number: Y2024980009222 |