CN111256972A - Testing device for constant force spring production and using method thereof - Google Patents
Testing device for constant force spring production and using method thereof Download PDFInfo
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- CN111256972A CN111256972A CN202010117264.0A CN202010117264A CN111256972A CN 111256972 A CN111256972 A CN 111256972A CN 202010117264 A CN202010117264 A CN 202010117264A CN 111256972 A CN111256972 A CN 111256972A
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Abstract
The invention discloses a testing device for producing a constant force spring and a using method thereof, and the testing device comprises a base, wherein a supporting plate is fixedly connected to the top of the base close to the left side, two transverse plates are fixedly connected to the side wall of the right side of the base along the vertical direction, a connecting plate is fixedly connected between the two transverse plates, the front wall of the connecting plate is movably connected with a rotating shaft through a bearing, a constant force spring body is sleeved outside the rotating shaft, a vertical plate is arranged on the right side of the constant force spring body, a rotating plate is movably connected to the front wall of the vertical plate through the bearing and the rotating shaft, a movable plate is connected to the front wall of the rotating plate. According to the invention, through the mutual matching among the air cylinder, the thick pipe, the piston block and the movable rod, the constant force spring body can be driven by the rotating plate and the clamping wheel to deflect to different angles, the tensile resistance test can be carried out in multiple directions, and the test efficiency can be effectively improved.
Description
Technical Field
The invention relates to the technical field of household articles for daily use, in particular to a testing device for constant force spring production and a using method thereof.
Background
A constant force spring is a special extension spring. They consist of a spiral of metal sheets, the inner side of which is bent so that each turn of metal sheet is tightly wound around the turn of metal sheet inside it. When the sheet metal is stretched (twisted), the internal stress resists the load force, exactly as in a normal tension spring, but the coefficient is close to constant (zero). The constant force type spring is suitable for occasions with large stretching amount and no increase of load. In use, the spring is typically wound tightly around the drum using the ID, with its free end connected to the load, or vice versa, leaving the free end fixed, the spring itself providing the working force.
The constant force spring is tested before being used, but the testing device for producing the constant force spring in the prior art has the defects of low testing efficiency, low using efficiency and the like when being used, so that the working efficiency of the testing device is greatly reduced, and therefore the testing device for producing the constant force spring and the using method thereof are provided.
Disclosure of Invention
The invention provides a testing device for producing a constant force spring and a using method thereof, aiming at overcoming the defects of low testing efficiency, low using efficiency and the like in the prior art. The testing device for producing the constant force spring and the using method thereof have the characteristics of high testing efficiency, high using efficiency and the like.
In order to achieve the purpose, the invention provides the following technical scheme that the testing device for producing the constant force spring comprises a base, wherein a supporting plate is fixedly connected to the top of the base close to the left side, two transverse plates are fixedly connected to the side wall of the right side of the base along the vertical direction, a connecting plate is fixedly connected between the two transverse plates, the front wall of the connecting plate is movably connected with a rotating shaft through a bearing, a constant force spring body is sleeved outside the rotating shaft, a vertical plate is arranged on the right side of the constant force spring body, the front wall of the vertical plate is movably connected with a rotating plate through a bearing and a rotating shaft, a movable plate is connected to the front wall of the rotating plate in a sliding manner, straight plates are respectively installed on the front wall of the movable plate close to the top and the bottom, second electric telescopic rods are respectively and fixedly connected to the top and the bottom of the two, the other ends of the two U-shaped rods are fixedly connected with a movable plate, the positions, close to the left side and the right side, of the front wall of the movable plate are respectively and movably connected with clamping wheels through a rotating shaft and a bearing, the positions, close to the top and the bottom, of the front wall of the rotating plate are respectively and fixedly connected with a U-shaped frame, a sliding rod is fixedly connected between the inner walls of the left side and the right side of the U-shaped frame, a movable ring is sleeved outside the sliding rod, a fixed rod is fixedly connected between the movable ring and the straight plate, a first electric telescopic rod is fixedly connected to the inner wall of the left side of the U-shaped frame below the movable ring, the right end of the first electric telescopic rod is fixedly connected with the side wall of the fixed rod, a thick pipe is fixedly connected to the position, close to the top, of the right, seted up on the right side lateral wall of thick pipe with movable rod assorted through-hole, the right-hand member of movable rod passes the through-hole to extend to outside the thick pipe, the back wall of movable rod is close to right side department and has the connecting piece through pivot and bearing swing joint, and the connecting piece installs on the lateral wall of rotor plate, install the cylinder on the left side lateral wall of backup pad, the air duct has been cup jointed on the bottom gas outlet of cylinder, and the other end of air duct runs through the lateral wall of backup pad and is linked together with the inside of thick pipe.
Preferably, the top of the base close to the right side is fixedly connected with an L-shaped plate, a round rod is fixedly connected between the bottom of the L-shaped plate and the top of the base close to the right side, a moving ring is sleeved on the round rod, a U-shaped bracket is fixedly connected on the left side wall of the moving ring, two clamping plates are movably connected in the U-shaped bracket, a fixing plate is fixedly connected at the position, close to the left side, of the bottom of the L-shaped plate, a mounting plate is fixedly connected between the side wall of the fixing plate and the side wall of the round rod, a winding roller is movably connected on the front wall of the mounting plate through a rotating shaft and a bearing, a driving motor is arranged on the top of the L-shaped plate, a belt is connected between an output shaft of the driving motor and a rotating shaft of the winding roller in a transmission way, the winding roller is wound with a tension rope, the bottom end of the tension rope is fixedly connected with an arc-shaped ring, and the arc-shaped ring is installed on the top of the U-shaped support.
Preferably, be close to right side department in the U-shaped support and be provided with the lead screw, and the top and the bottom of lead screw are respectively through inner chamber top and the bottom swing joint of bearing and U-shaped support, the bottom of U-shaped support is close to right side department and installs servo motor, the inner circle of bearing and servo motor's output shaft fixed connection are passed to the bottom of lead screw, just be close to on the lead screw top and bottom punishment do not overlap and be equipped with two nuts, and the lateral wall of nut and the inner wall sliding connection of U-shaped support, fixedly connected with L shape pole between the splint of nut.
Preferably, the bottom of the U-shaped support is fixedly connected with a buffer spring, and the bottom of the buffer spring is fixedly connected with the top of the base.
Preferably, the position that the antetheca of connecting plate is close to top and top is respectively through threaded rod and screw hole swing joint with the limiting plate, and two the central axis that the limiting plate used the axis of rotation is symmetry bearing and is the longitudinal symmetry setting.
Preferably, the threads on the two nuts are opposite, the two nuts are symmetrically arranged up and down by taking the central axis of the screw rod as a symmetry axis, the right side wall of each nut is fixedly connected with a first sliding block, and the inner wall of the U-shaped support is provided with a first sliding groove matched with the first sliding block.
Preferably, a second sliding block is installed on the rear wall of the movable plate, and a second sliding groove matched with the second sliding block is formed in the front wall of the rotating plate.
A testing device for producing a constant force spring and a using method thereof comprise the following steps:
s1: firstly, the constant force spring body is sleeved on the rotating shaft, and the two limiting plates are sequentially rotated, so that the limiting plate is positioned on the front side of the constant force spring body, the constant force spring body can be limited, and the constant force spring body can be effectively prevented from sliding off the rotating shaft;
s2: then pulling one end of the constant force spring body to enable the constant force spring body to sequentially pass through the two groups of clamping wheels and to be placed in the constant force spring body, enabling the two nuts to be folded on the screw rod by controlling the positive rotation of the servo motor, and enabling the two nuts to drive the two clamping plates to be folded through the L-shaped rod and clamp the constant force spring body;
s3: then, the left and right positions of the two groups of clamping wheels can be adjusted by controlling the extension and retraction of the first electric telescopic rod, and then the outward extension of the second electric telescopic rod is controlled to enable the two groups of clamping wheels to be in contact with the top of the constant force spring body and clamp the constant force spring body;
s4: then, the right side of the constant force spring body is pulled up or lowered by controlling the forward rotation and the reverse rotation of the driving motor, so that the tensile resistance test of the constant force spring body can be realized;
s5: then, the thick pipe is inflated or sucked through the air cylinder, so that the movable rod can drive the rotating plate to swing left and right, the constant-force spring body can be deflected to different angles, and the tensile resistance test can be performed in multiple directions;
s6: and finally, when the test is completed, the two clamping plates and the two groups of clamping wheels are loosened, the constant force spring body is slowly recovered, the two limiting plates are rotated, the two limiting plates are separated from the front side of the constant force spring body, and the constant force spring body after the test is completed is taken down from the rotating shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the mutual matching among the first electric telescopic rod, the sliding rod and the movable ring, the left and right positions of the two groups of clamping wheels can be driven to be adjusted, so that the constant force spring body can be limited from different positions, and the distance between the two groups of clamping wheels can be adjusted through the arrangement of the second electric telescopic rod, so that the constant force spring bodies with different specifications can be limited, and the use efficiency and the application range of the constant force spring body can be effectively improved;
2. according to the invention, through the mutual matching among the air cylinder, the thick pipe, the piston block and the movable rod, the constant force spring body can be driven by the rotating plate and the clamping wheel to deflect to different angles, so that the tensile resistance test can be carried out in multiple directions, and the test efficiency can be effectively improved;
3. according to the invention, through the mutual cooperation of the driving motor, the winding roller, the tension rope, the round rod, the moving ring, the U-shaped bracket and the two clamping plates, the right side of the constant-force spring body is pulled up or lowered, the tensile resistance test can be realized, and the test efficiency and the working efficiency can be effectively improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of FIG. 1 at B.
Reference numbers in the figures: 1. a base; 2. a movable rod; 3. a piston block; 4. a thick pipe; 5. a support plate; 6. a vertical plate; 7. a cylinder; 8. a rotating shaft; 9. a limiting plate; 10. a connecting plate; 11. a transverse plate; 12. a fixing plate; 13. A winding roller; 14. a drive motor; 15. mounting a plate; 16. a tension rope; 17. an L-shaped plate; 18. a round bar; 19. A buffer spring; 20. a U-shaped frame; 21. a rotating plate; 22. a first electric telescopic rod; 23. a U-shaped rod; 24. A clamping wheel; 25. a movable plate; 26. a slide bar; 27. a movable ring; 28. a straight plate; 29. moving the plate; 30. A servo motor; 31. a nut; 32. a splint; 33. an L-shaped rod; 34. a U-shaped bracket; 35. an arc-shaped ring; 36. A screw rod; 37. a moving ring; 38. a second electric telescopic rod; 39. a constant force spring body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a testing device for producing a constant force spring comprises a base 1, a supporting plate 5 is fixedly connected to the top of the base 1 close to the left side, two transverse plates 11 are fixedly connected to the right side wall of the base 1 along the vertical direction, a connecting plate 10 is fixedly connected between the two transverse plates 11, a rotating shaft 8 is movably connected to the front wall of the connecting plate 10 through a bearing, a constant force spring body 39 is sleeved outside the rotating shaft 8, limiting plates 9 are respectively movably connected to the front wall of the connecting plate 10 close to the top and the top through threaded rods and threaded holes, the two limiting plates 9 are vertically and symmetrically arranged by taking the central axis of the rotating shaft 8 as a symmetrical bearing, the constant force spring body 39 can be limited, the constant force spring body 39 can be effectively prevented from slipping off the rotating shaft 8, a vertical plate 6 is arranged on the right side of the constant force spring body 39, and the front wall of the, the front wall of the rotating plate 21 is slidably connected with a movable plate 25, the rear wall of the movable plate 25 is provided with a second slider, the front wall of the rotating plate 21 is provided with a second sliding groove matched with the second slider, the front wall of the movable plate 25 is provided with straight plates 28 near the top and the bottom respectively, the top and the bottom of the two straight plates 28 are respectively and fixedly connected with second electric telescopic rods 38, the top and the bottom of the two second electric telescopic rods 38 are respectively and fixedly connected with U-shaped rods 23, the other ends of the two U-shaped rods 23 are fixedly connected with a movable plate 29, the front wall of the movable plate 29 near the left and the right sides is respectively and movably connected with clamping wheels 24 through rotating shafts and bearings, the arrangement of the second electric telescopic rods 38 can realize the adjustment of the distance between the two groups of clamping wheels 24, thereby realizing the limit of constant force spring bodies 39 with different specifications and effectively improving, the front wall of the rotating plate 21 is respectively and fixedly connected with a U-shaped frame 20 near the top and the bottom, a sliding rod 26 is fixedly connected between the inner walls of the left side and the right side of the U-shaped frame 20, a movable ring 27 is sleeved outside the sliding rod 26, a fixed rod is fixedly connected between the movable ring 27 and the straight plate 28, a first electric telescopic rod 22 is fixedly connected on the inner wall of the left side of the U-shaped frame 20 below, the right end of the first electric telescopic rod 22 is fixedly connected with the side wall of the fixed rod, the left and the right positions of two groups of clamping wheels 24 can be adjusted by the mutual matching of the first electric telescopic rod 22, the sliding rod 26 and the movable ring 27, so that the constant force spring body 39 can be limited from different positions, the thick pipe 4 is fixedly connected at the position near the top of the right side wall of the supporting plate 5, the right side of the thick pipe, the right side wall of the piston block 3 is fixedly connected with a movable rod 2, the right side wall of the thick pipe 4 is provided with a through hole matched with the movable rod 2, the right end of the movable rod 2 passes through the through hole, and extends out of the thick pipe 4, the back wall of the movable rod 2 close to the right side is movably connected with a connecting piece through a rotating shaft and a bearing, the connecting piece is arranged on the side wall of the rotating plate 21, the air cylinder 7 is arranged on the side wall of the left side of the supporting plate 5, the air outlet at the bottom of the air cylinder 7 is sleeved with an air duct, and the other end of the air duct penetrates through the side wall of the supporting plate 5 to be communicated with the interior of the thick tube 4, and through the mutual matching among the cylinder 7, the thick tube 4, the piston block 3 and the movable rod 2, the constant force spring body 39 can be driven by the rotating plate 21 and the clamping wheel 24 to deflect to different angles, tensile resistance testing can be performed on the constant force spring body in multiple directions, and testing efficiency can be effectively improved;
a round bar 18 is fixedly connected between the bottom of an L-shaped plate 17 fixedly connected to the top of the base 1 near the right side and the top of the base 1 near the right side, a moving ring 37 is sleeved on the round bar 18, a U-shaped bracket 34 is fixedly connected to the left side wall of the moving ring 37, two clamping plates 32 are movably connected to the U-shaped bracket 34, a fixed plate 12 is fixedly connected to the bottom of the L-shaped plate 17 near the left side, a mounting plate 15 is fixedly connected between the side wall of the fixed plate 12 and the side wall of the round bar 18, a winding roller 13 is movably connected to the front wall of the mounting plate 15 through a rotating shaft and a bearing, a driving motor 14 is installed on the top of the L-shaped plate 17, a belt is connected between the output shaft of the driving motor 14 and the rotating shaft of the winding roller 13 in a transmission manner, a tension rope 16 is wound on the winding roller 13, an arc-shaped ring 35, through the mutual cooperation between the driving motor 14, the winding roller 13, the tension rope 16, the round rod 18, the moving ring 37, the U-shaped bracket 34 and the two clamping plates 32, the right side of the constant force spring body 39 is lifted or lowered, and the tensile resistance test can be carried out on the constant force spring body, so that the test efficiency and the working efficiency can be effectively improved, a lead screw 36 is arranged in the U-shaped bracket 34 close to the right side, the top end and the bottom end of the lead screw 36 are respectively movably connected with the top and the bottom of an inner cavity of the U-shaped bracket 34 through a bearing, a servo motor 30 is arranged at the position of the U-shaped bracket 34 close to the right side, the bottom end of the lead screw 36 penetrates through an inner ring of the bearing to be fixedly connected with an output shaft of the servo motor 30, two nuts 31 are respectively sleeved on the lead screw 36 close to the top and the bottom, the side wall of the nut, and two nuts 31 use the central axis of lead screw 36 to be symmetry setting from top to bottom as the symmetry axis, the first slider of fixedly connected with on the right side lateral wall of nut 31, and set up on the inner wall of U-shaped support 34 with first slider assorted first spout, fixedly connected with L shape pole 33 between the splint 32 of nut 31, two nuts 31 drive two splint 32 through L shape pole 33 and fold mutually, and press from both sides the tight constant force spring body 39, fixedly connected with buffer spring 19 on the bottom of U-shaped support 34, buffer spring 19's bottom and base 1's top fixed connection.
A testing device for producing a constant force spring and a using method thereof comprise the following steps:
s1: firstly, the constant force spring body 39 is sleeved on the rotating shaft 8, and the two limit plates 9 are sequentially rotated, so that the limit plate 9 is positioned at the front side of the constant force spring body 39, the constant force spring body 39 can be limited, and the constant force spring body 39 can be effectively prevented from sliding off the rotating shaft 8;
s2: then, one end of the constant force spring body 39 is pulled to sequentially pass through the two groups of clamping wheels 24 and be placed in the constant force spring body 39, the two nuts 31 are folded on the screw rod 36 by controlling the positive rotation of the servo motor 30, the two nuts 31 drive the two clamping plates 32 to be folded through the L-shaped rod 33, and the constant force spring body 39 is clamped;
s3: then, the left and right positions of the two groups of clamping wheels 24 can be adjusted by controlling the extension and retraction of the first electric telescopic rod 22, and the outward extension of the second electric telescopic rod 38 is controlled to enable the two groups of clamping wheels 24 to be in contact with the top of the constant force spring body 39 and clamp the constant force spring body;
s4: then, the right side of the constant force spring body 39 is pulled up or lowered by controlling the forward rotation and the reverse rotation of the driving motor 14, so that the tensile resistance test of the constant force spring body can be realized;
s5: then, the thick pipe 4 is inflated or sucked through the air cylinder 7, so that the movable rod 2 can drive the rotating plate 21 to swing left and right, the constant-force spring body 39 can be deflected to different angles, and tensile resistance testing can be performed in multiple directions;
s6: finally when the test is accomplished, become flexible two splint 32 and two sets of centre gripping wheel 24, slowly retrieve constant force spring body 39 to rotatory two limiting plates 9, make two limiting plates 9 break away from the front side of constant force spring body 39, take off constant force spring body 39 after the test is accomplished from axis of rotation 8, cylinder 7, driving motor 14, first electric telescopic handle 22, servo motor 30 and second electric telescopic handle 38 have control switch through external power cord electric connection respectively.
The working principle is as follows: when the invention is used, firstly, the constant force spring body 39 is sleeved on the rotating shaft 8, and the two limit plates 9 are sequentially rotated, so that the limit plate 9 is positioned at the front side of the constant force spring body 39, the limit function can be realized on the constant force spring body 39, the constant force spring body 39 can be effectively prevented from sliding off the rotating shaft 8, one end of the constant force spring body 39 is pulled to sequentially pass through the two groups of clamping wheels 24 and be arranged in the constant force spring body 39, at the moment, the servo motor 30 is started, the two nuts 31 are folded on the screw rod 36 by controlling the positive rotation of the servo motor 30, the two nuts 31 drive the two clamp plates 32 to be folded through the L-shaped rod 33, the constant force spring body 39 is clamped, the first electric telescopic rod 22 is started, the movable ring 27 is driven to slide on the sliding rod 26 through the fixed rod by controlling the first electric telescopic rod 22, the fixed rod drives the clamping wheels 24 to slide left and right on the front wall of the rotating plate 21 through the movable plate 25, the second sliding block slides left and right in the second sliding groove, the left and right positions of the two groups of clamping wheels 24 can be adjusted, the second electric telescopic rod 38 is started, the two groups of clamping wheels 24 are contacted with and clamped with the top of the constant force spring body 39 by controlling the outward extension of the second electric telescopic rod 38, the driving motor 14 is started, the winding roller 13 winds or unwinds the tension rope 16 by controlling the forward rotation and the reverse rotation of the driving motor 14, so that the tension rope 16 drives the U-shaped bracket 34 to ascend or descend through the arc-shaped ring 35, the U-shaped bracket 34 drives the movable ring 37 to slide up and down on the round rod 18, the right side of the constant force spring body 39 can be lifted or lowered, the tension resistance test can be carried out on the constant force spring body, the air cylinder 7 is started, the air cylinder 7 is used for inflating or inhaling, piston block 3 horizontal slip in thick pipe 4, piston block 3 drives rotor plate 21 through movable rod 2 and carries out the horizontal hunting, thereby can realize that constant force spring body 39 deflects into different angles, can carry out the stretching resistance test on it is diversified, can effectual improvement its efficiency of software testing and availability factor, when the test is accomplished, not hard up two splint 32 and two sets of centre gripping wheel 24, slowly retrieve constant force spring body 39, and two rotatory limiting plates 9, make two limiting plates 9 break away from the front side of constant force spring body 39, constant force spring body 39 after will testing the completion takes off from axis of rotation 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a testing arrangement is used in constant force spring production, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a supporting plate (5) near the left side, the right side wall of the base (1) is fixedly connected with two transverse plates (11) along the vertical direction, a connecting plate (10) is fixedly connected between the two transverse plates (11), the front wall of the connecting plate (10) is movably connected with a rotating shaft (8) through a bearing, a constant force spring body (39) is sleeved outside the rotating shaft (8), a vertical plate (6) is arranged at the right side of the constant force spring body (39), the front wall of the vertical plate (6) is movably connected with a rotating plate (21) through a bearing and a rotating shaft, a movable plate (25) is connected on the front wall of the rotating plate (21) in a sliding manner, straight plates (28) are respectively installed near the top and the bottom of the front wall of the movable plate (25), and second electric telescopic rods (38) are respectively and, the top ends and the bottom ends of the two second electric telescopic rods (38) are respectively and fixedly connected with a U-shaped rod (23), the other ends of the two U-shaped rods (23) are fixedly connected with a movable plate (29), the positions, close to the left and right sides, of the front wall of the movable plate (29) are respectively and movably connected with clamping wheels (24) through rotating shafts and bearings, the positions, close to the top and the bottom, of the front wall of the rotary plate (21) are respectively and fixedly connected with a U-shaped frame (20), a sliding rod (26) is fixedly connected between the inner walls of the left and the right sides of the U-shaped frame (20), a movable ring (27) is sleeved outside the sliding rod (26), a fixed rod is fixedly connected between the movable ring (27) and the straight plate (28), a first electric telescopic rod (22) is fixedly connected to the inner wall of the left side of the U-shaped frame (20), a thick pipe (4) is fixedly connected to the right side wall of the supporting plate (5) near the top, the right side of the thick pipe (4) is sealed, a piston block (3) is connected in the thick pipe (4) in a sliding way, the right side wall of the piston block (3) is fixedly connected with a movable rod (2), the right side wall of the thick pipe (4) is provided with a through hole matched with the movable rod (2), the right end of the movable rod (2) passes through the through hole, and extends to the outside of the thick pipe (4), the back wall of the movable rod (2) is movably connected with a connecting piece through a rotating shaft and a bearing at the position close to the right side, the connecting piece is arranged on the side wall of the rotating plate (21), the air cylinder (7) is arranged on the side wall of the left side of the supporting plate (5), the air outlet at the bottom of the air cylinder (7) is sleeved with an air guide pipe, and the other end of the air duct penetrates through the side wall of the support plate (5) and is communicated with the interior of the thick tube (4).
2. The testing device for producing the constant force spring according to claim 1, wherein: the utility model discloses a wire winding machine, including base (1), be close to right side department fixedly connected with L shaped plate (17) at the top of base (1), be close to right side department fixedly connected with round bar (18) between the bottom of L shaped plate (17) and the top of base (1), round bar (18) are gone up a cover and are equipped with shift ring (37), fixedly connected with U-shaped support (34) on the left side lateral wall of shift ring (37), swing joint has two splint (32) in U-shaped support (34), the bottom of L shaped plate (17) is close to left side department fixedly connected with fixed plate (12), fixedly connected with mounting panel (15) between the lateral wall of fixed plate (12) and the lateral wall of round bar (18), there are wire winding roller (13) through pivot and bearing swing joint on the antetheca of mounting panel (15), install driving motor (14) on the top of L shaped plate (17), the transmission is connected with the belt between the output shaft of driving motor (14), the winding roller (13) is wound with a tension rope (16), the bottom end of the tension rope (16) is fixedly connected with an arc-shaped ring (35), and the arc-shaped ring (35) is installed on the top of the U-shaped support (34).
3. The testing device for producing the constant force spring according to claim 2, wherein: be close to right side department in U-shaped support (34) and be provided with lead screw (36), and the top and the bottom of lead screw (36) are respectively through inner chamber top and the bottom swing joint of bearing and U-shaped support (34), the bottom of U-shaped support (34) is close to right side department and installs servo motor (30), the inner circle of bearing and the output shaft fixed connection of servo motor (30) are passed to the bottom of lead screw (36), just be close to top and bottom punishment on lead screw (36) and do not overlap and be equipped with two nuts (31), and the lateral wall of nut (31) and the inner wall sliding connection of U-shaped support (34), fixedly connected with L shape pole (33) between splint (32) of nut (31).
4. The testing device for producing the constant force spring according to claim 2, wherein: the bottom of the U-shaped support (34) is fixedly connected with a buffer spring (19), and the bottom of the buffer spring (19) is fixedly connected with the top of the base (1).
5. The testing device for producing the constant force spring according to claim 1, wherein: the position that the antetheca of connecting plate (10) is close to top and top is respectively through threaded rod and screw hole swing joint have limiting plate (9), and two limiting plate (9) use the central axis of rotation (8) to be symmetry bearing and set up from top to bottom.
6. The test device for producing the constant force spring according to claim 3, wherein: two screw thread on nut (31) is opposite, and two nut (31) use the central axis of lead screw (36) to be symmetry setting from top to bottom as the symmetry axis, the first slider of fixedly connected with on the right side lateral wall of nut (31), and seted up on the inner wall of U-shaped support (34) with first slider assorted first spout.
7. The testing device for producing the constant force spring according to claim 1, wherein: a second sliding block is installed on the rear wall of the movable plate (25), and a second sliding groove matched with the second sliding block is formed in the front wall of the rotating plate (21).
8. The test device for producing the constant force spring and the use method thereof according to any one of claims 1 to 7 are characterized by comprising the following steps:
s1: firstly, the constant force spring body (39) is sleeved on the rotating shaft (8), and the two limiting plates (9) are sequentially rotated, so that the limiting plate (9) is positioned on the front side of the constant force spring body (39), the constant force spring body (39) can be limited, and the constant force spring body (39) can be effectively prevented from sliding off the rotating shaft (8);
s2: then pulling one end of the constant force spring body (39) to enable the constant force spring body to sequentially pass through the two groups of clamping wheels (24) and to be placed in the constant force spring body (39), enabling the two nuts (31) to be folded on the screw rod (36) by controlling the positive rotation of the servo motor (30), enabling the two nuts (31) to drive the two clamping plates (32) to be folded through the L-shaped rod (33), and clamping the constant force spring body (39);
s3: then, the left and right positions of the two groups of clamping wheels (24) can be adjusted by controlling the extension and retraction of the first electric telescopic rod (22), and the outward extension of the second electric telescopic rod (38) is controlled to enable the two groups of clamping wheels (24) to be in contact with the top of the constant force spring body (39) and clamp the constant force spring body;
s4: then, the right side of the constant force spring body (39) is pulled up or lowered by controlling the forward rotation and the reverse rotation of the driving motor (14), so that the tensile resistance test of the constant force spring body can be realized;
s5: then, the thick pipe (4) is inflated or sucked through the air cylinder (7), so that the movable rod (2) can drive the rotating plate (21) to swing left and right, the constant-force spring body (39) can be deflected to different angles, and tensile resistance testing can be performed on the constant-force spring body in multiple directions;
s6: finally, when the test is completed, the two clamping plates (32) and the two groups of clamping wheels (24) are loosened, the constant force spring body (39) is slowly recovered, and the two limiting plates (9) are rotated, so that the two limiting plates (9) are separated from the front side of the constant force spring body (39), and the constant force spring body (39) after the test is completed is taken down from the rotating shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010117264.0A CN111256972A (en) | 2020-02-25 | 2020-02-25 | Testing device for constant force spring production and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010117264.0A CN111256972A (en) | 2020-02-25 | 2020-02-25 | Testing device for constant force spring production and using method thereof |
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| CN111256972A true CN111256972A (en) | 2020-06-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381159A (en) * | 2021-06-18 | 2021-09-10 | 上海航天测控通信研究所 | Passive adjustment mechanism of film antenna tensile force |
| CN113883998A (en) * | 2021-12-06 | 2022-01-04 | 山东隽宇电子科技有限公司 | Construction site cable detection equipment |
| CN114047070A (en) * | 2021-10-28 | 2022-02-15 | 重庆交通大学 | A test device for testing wire rope performance |
-
2020
- 2020-02-25 CN CN202010117264.0A patent/CN111256972A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381159A (en) * | 2021-06-18 | 2021-09-10 | 上海航天测控通信研究所 | Passive adjustment mechanism of film antenna tensile force |
| CN113381159B (en) * | 2021-06-18 | 2022-07-01 | 上海航天测控通信研究所 | Passive adjustment mechanism of film antenna tensile force |
| CN114047070A (en) * | 2021-10-28 | 2022-02-15 | 重庆交通大学 | A test device for testing wire rope performance |
| CN114047070B (en) * | 2021-10-28 | 2024-05-24 | 重庆交通大学 | Test device for testing performance of steel wire rope |
| CN113883998A (en) * | 2021-12-06 | 2022-01-04 | 山东隽宇电子科技有限公司 | Construction site cable detection equipment |
| CN113883998B (en) * | 2021-12-06 | 2022-03-08 | 山东隽宇电子科技有限公司 | Construction site cable detection equipment |
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Application publication date: 20200609 |