CN112122911B - Screw thread sleeve device, assembling equipment and assembling method - Google Patents
Screw thread sleeve device, assembling equipment and assembling method Download PDFInfo
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- CN112122911B CN112122911B CN202010878696.3A CN202010878696A CN112122911B CN 112122911 B CN112122911 B CN 112122911B CN 202010878696 A CN202010878696 A CN 202010878696A CN 112122911 B CN112122911 B CN 112122911B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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Abstract
The invention provides a screw thread sleeve device, assembling equipment and an assembling method, and relates to the screw thread sleeve device and the assembling equipment. It has solved the spacing problem of screw rod swivel nut among the prior art. The screw sleeve device and the assembling method comprise a screw rod and a screw sleeve, wherein a spiral step is arranged at the end part of the screw sleeve, a limiting sleeve is sleeved on the screw rod on the side of the spiral step, the cross section of an inner cavity of the limiting sleeve is a regular polygon, a polygonal rod section matched with the inner cavity of the limiting sleeve is arranged on the screw rod, and the polygonal rod section limits the limiting sleeve to rotate around the screw rod. The invention provides the limiting part with simple structure and high strength for the screw thread sleeve device by adopting the spiral steps, and simultaneously provides the assembling equipment and the assembling method for assembling the screw thread sleeve device, so that the limiting part has better matching, the contact height of the limiting sleeve and the spiral steps is enough, and the rotation of the screw is not influenced.
Description
Technical Field
The invention belongs to the technical field of mechanical components, and particularly relates to a screw sleeve device and assembling equipment.
Background
The mechanism formed by the screw barrel is widely applied to various mechanical equipment, the screw rotates relative to the barrel to realize the telescopic motion of the screw relative to the barrel, however, in some application occasions, the limit of the rotation position of the screw relative to the barrel is usually needed, so that the screw stops rotating, for example, a clamping limit part is arranged between the end part of the barrel and the screw, if the parts are too large, the use of the device is influenced, and if the parts are too small, the corresponding strength cannot be achieved, and the device is easy to damage.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a screw barrel device, assembling equipment and an assembling method.
The purpose of the invention can be realized by the following technical scheme: a screw and screw sleeve device comprises a screw and a screw sleeve, wherein a spiral step is arranged at the end part of the screw sleeve, a limiting sleeve is sleeved on the screw at the side of the spiral step, the section of an inner cavity of the limiting sleeve is a regular polygon, a polygonal rod section matched with the inner cavity of the limiting sleeve is arranged on the screw, the polygonal rod section limits the limiting sleeve to rotate around the screw, an axial limiting part is arranged at one side of the polygonal rod section close to the spiral step, and the axial limiting part limits the limiting sleeve to move towards the spiral step along the screw; the stop collar has radial protrusion, the spiral step can spacing radial protruding rotation, the screw rod tip has the draw-in groove.
In some embodiments of the screw thread sleeve device, the screw thread sleeve device further comprises a baffle plate arranged on the screw, and the limit sleeve is located between the baffle plate and the axial limit part.
The utility model provides an assembly equipment of screw rod swivel nut device, includes swivel nut positioning seat, screw rod rotating device and stop collar clamping jaw, the swivel nut positioning seat is used for fixed swivel nut, the screw rod rotating device is used for the relative swivel nut of control screw rod to rotate, the stop collar clamping jaw is used for the relative screw rod of centre gripping swivel nut control swivel nut to move, the screw rod rotating device is including can overlapping the sleeve of screw rod tip, the sleeve inner chamber have with screw rod tip draw-in groove complex bead, the sleeve is rotated by motor control, the stop collar clamping jaw is removed by the relative screw rod of mobile device control.
An assembling method of a screw sleeve device of a screw rod comprises the steps of firstly, fixing a screw sleeve on a screw sleeve positioning seat to enable a limit sleeve to be sleeved on a polygonal rod section of the screw rod, then the screw rod is screwed into the threaded sleeve until the radial bulge of the limiting sleeve is clamped on the spiral step, the distance between the upper end surface of the spiral step and the lower end surface of the radial bulge is measured, if the distance is smaller, the limiting sleeve clamping jaw clamps the limiting sleeve and moves the limiting sleeve upwards to enable the limiting sleeve to leave the polygonal rod section of the screw rod, so that the sleeve is sleeved at the end part of the screw rod, the motor controls the screw rod to be screwed into the screw rod through the sleeve, the rotating angle is integral multiple of the central angle of the regular polygon of the section of the inner cavity of the limiting sleeve, the screw pitch corresponding to the rotating angle is smaller than the distance from the lower end surface of the radial protrusion to the bottom of the spiral step, then the stop collar clamping jaw moves the stop collar downwards, so that the stop collar is sleeved on the polygonal rod section of the screw rod again.
In some assembling equipment embodiments of the screw thread sleeve device, the screw thread sleeve device further comprises a baffle feeding device, the baffle feeding device comprises two turntables which are parallel from top to bottom, a baffle falling hole is formed in the upper turntable, a baffle charging barrel corresponding to the baffle falling hole is circumferentially arranged above the upper turntable, a discharge port of the baffle charging barrel is pressed close to the upper surface of the upper turntable from bottom to top, an arc-shaped guide groove corresponding to the baffle charging barrel is formed in the lower turntable, baffle falling holes are formed in the arc-shaped guide groove, baffles with different thicknesses are arranged in different baffle charging barrels, the thickness of the baffle in the baffle charging barrel from the farthest position to the nearest position is reduced by half, the lower turntable is controlled to lift by a lifting device, the upper turntable is controlled to rotate by a rotating device, a baffle guide pipe is arranged in the baffle falling hole, and the lower port of the baffle guide pipe corresponds to the upper end part of the screw, still include the boss, the gliding cooperation in arc guide way in boss bottom, the gliding cooperation separation blade in boss upper portion falls into downtheholely.
In some embodiments of the assembling device for the screw thread sleeve device, the assembling device further comprises a baffle piece feeding device, the baffle piece guide pipe comprises two half pipe bodies, one of the two half pipe bodies is a fixed half pipe body, the other half pipe body is a floating half pipe body, the fixed half pipe body is fixed in position, and the upper opening edge of the floating half pipe body is in contact with the lower rotary disc through an elastic resetting device.
In some embodiments of the assembling device for the screw thread insert device, the upper opening edge of the floating half pipe body is provided with a ball.
In some assembling equipment embodiments of the screw thread sleeve device, a baffle lower ejector rod is arranged above the upper turntable corresponding to the baffle guide pipe.
A method for assembling a screw thread sleeve device comprises the steps of measuring the distance between a limiting sleeve and the end part of a screw after the limiting sleeve is adjusted, determining the number and the combination mode of required blocking pieces according to the distance, controlling a lower rotary disc to ascend to enable a boss to enter a blocking piece falling-in hole, enabling the upper end surface of the boss to be flush with the upper surface of an upper rotary disc, controlling the upper rotary disc to rotate relative to the lower rotary disc to enable the boss to move along an arc-shaped guide groove, enabling the blocking piece falling-in hole to rotate below a corresponding blocking piece material cylinder, then downwards moving the lower rotary disc to enable the blocking piece to fall into the blocking piece falling-in hole, controlling the lower rotary disc to downwards move until the upper end surface of the falling blocking piece is flush with the upper surface of the upper rotary disc, then controlling the upper rotary disc to continuously rotate relative to the lower rotary disc to enable the boss to continuously move below another material cylinder along the arc-shaped guide groove, then downwards moving the lower rotary disc to enable the blocking piece at the position to fall into the blocking piece falling-in hole, the carousel moves down under the control until the baffle up end that falls with go up carousel upper surface parallel and level, so until the separation blade of needs all fall into the separation blade and fall into the hole, then the relative carousel continuation rotation down of carousel in the control makes the boss follow the arc guide way continues to remove, until the boss quilt the separation blade stand pipe blocks, then the carousel moves down, makes the boss up end with separation blade stand pipe suitable for reading along the parallel and level, then go up the relative carousel rotation down of carousel and make the separation blade move from the boss separation blade stand pipe top for the separation blade falls into in the separation blade stand pipe, the separation blade from the separation blade stand pipe under the mouth come out the cover arrive the screw rod upper end.
After a boss is blocked by a baffle guide pipe, a lower rotary disc moves downwards to enable the upper end face of the boss to be flush with the upper opening edge of a fixed semi-pipe body, and then the upper rotary disc rotates relative to the lower rotary disc to enable a baffle to move to the position above the baffle guide pipe from the boss, so that the baffle falls into the baffle guide pipe.
Compared with the prior art, the screw thread sleeve device, the assembling equipment and the assembling method have the following advantages:
the invention provides the limiting part with simple structure and high strength for the screw thread sleeve device by adopting the spiral steps, and simultaneously provides the assembling equipment and the assembling method for assembling the screw thread sleeve device, so that the limiting part has better matching, the contact height of the limiting sleeve and the spiral steps is enough, and the rotation of the screw is not influenced.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having different letter suffixes may represent different examples of similar components. The drawings illustrate generally, by way of example, but not by way of limitation, various embodiments discussed herein.
FIG. 1 is an axial schematic view of a screw and nut assembly;
FIG. 2 is a front view of the screw boss device;
FIG. 3 is a schematic EE cross-sectional view of FIG. 2;
FIG. 4 is a schematic view of a screw;
FIG. 5 is a schematic view of a threaded insert;
FIG. 6 is a schematic view of a stop collar;
FIG. 7 is a schematic view of an assembly apparatus of the screw thread insert device;
FIG. 8 is a cross-sectional view of the assembly apparatus of the screw thread insert device;
FIG. 9 is a schematic view of the boss being flush with the upper surface of the upper turntable;
FIG. 10 is a schematic AA cross-sectional view of FIG. 9;
FIG. 11 is a schematic view of a flap drop hole positioned below a first flap cartridge;
FIG. 12 is a schematic view of the BB section of FIG. 11;
FIG. 13 is a schematic view of a tab drop-in hole located below a third tab cartridge;
FIG. 14 is a schematic cross-sectional view CC of FIG. 13;
FIG. 15 is a schematic view of the flapper guide tube blocking the boss;
FIG. 16 is a schematic DD section view of FIG. 15;
FIG. 17 is a schematic view of a flap entry flap guide tube;
FIG. 18 is a schematic EE cross-sectional view of FIG. 17;
fig. 19 is a schematic view of the flap being pushed downward.
In the figure, a baffle 1, an upper rotary disc 2, a baffle falling hole 201, a lower rotary disc 3, an arc-shaped guide groove 301, a baffle falling hole 302, a baffle material barrel 4, a lifting device 5, a rotating device 6, a baffle guide pipe 7, a fixed semi-pipe body 701, a floating semi-pipe body 702, a ball 7021, a boss 8, a baffle lower ejector rod 9 and an elastic resetting device 10; the device comprises a screw 11, a polygonal rod section 111, an axial limiting part 112, a clamping groove 113, a thread sleeve 12, a limiting sleeve 13, a spiral step 121, a radial protrusion 131, a thread sleeve positioning seat 21, a limiting sleeve clamping jaw 22, a sleeve 23, a motor 24 and a mechanical arm 25.
Detailed Description
The following are specific examples of the present invention, and the technical solutions of the present invention are further described with reference to the drawings, but the present invention is not limited to these examples, and the following embodiments do not limit the invention according to the claims. Moreover, all combinations of features described in the embodiments are not necessarily essential to the solution of the invention.
It will be understood by those of ordinary skill in the art that all directional references (e.g., above, below, upward, downward, top, bottom, left, right, vertical, horizontal, etc.) are illustratively used in the figures to aid the reader's understanding and do not imply (e.g., position, orientation, or use, etc.) a limitation on the scope of the invention, which is defined by the claims appended hereto. Additionally, the term "substantially" may refer to slight imprecision or deviation in conditions, amounts, values, or dimensions, etc., some of which may be within manufacturing or tolerance limits.
Example one
As shown in fig. 1 to 6, a screw and nut device includes a screw 11 and a nut 12, the end of the nut has a spiral step 121, the screw on the side of the spiral step is sleeved with a stop collar 13, the cross section of the inner cavity of the stop collar is a regular polygon, the screw has a polygonal rod section 111 matching with the inner cavity of the stop collar, the polygonal rod section limits the stop collar to rotate around the screw, one side of the polygonal rod section near the spiral step is provided with an axial limit portion 112, and the axial limit portion limits the stop collar to move towards the spiral step along the screw; the stop collar has radial bulge 131, the spiral step can spacing radial bulge's rotation, the screw rod tip has draw-in groove 113. The screw rod is characterized by further comprising a blocking piece 1 arranged on the screw rod, and the limiting sleeve is located between the blocking piece and the axial limiting portion.
As shown in fig. 7 and 8, an assembling device for a screw barrel device comprises a barrel positioning seat 21, a screw rotating device and a limiting sleeve clamping jaw 22, wherein the barrel positioning seat is used for fixing a barrel, the screw rotating device is used for controlling the relative rotation of the screw barrel, the limiting sleeve clamping jaw is a universal mechanical jaw capable of clamping mechanical parts and used for controlling the relative screw movement of the barrel through the clamping barrel, the assembling device also comprises a mechanical arm 25 for controlling the mechanical jaw, the screw rotating device comprises a sleeve 23 which can be sleeved on the end part of the screw rod, the inner cavity of the sleeve is provided with a convex rib matched with a clamping groove on the end part of the screw rod, the sleeve is controlled by a motor 24 to rotate, and the limiting sleeve clamping jaw is controlled by a moving device to move relative to the screw rod.
An assembling method using the assembling device comprises the steps of firstly fixing the threaded sleeve on the threaded sleeve positioning seat to enable the limit sleeve to be sleeved on the polygonal rod section of the screw rod, then the screw rod is screwed into the threaded sleeve until the radial bulge of the limiting sleeve is clamped on the spiral step, the distance between the upper end surface of the spiral step and the lower end surface of the radial bulge is measured, if the distance is smaller, the limiting sleeve clamping jaw clamps the limiting sleeve and moves the limiting sleeve upwards to enable the limiting sleeve to leave the polygonal rod section of the screw rod, so that the sleeve is sleeved at the end part of the screw rod, the motor controls the screw rod to be screwed into the screw rod through the sleeve, the rotating angle is integral multiple of the central angle of the regular polygon of the section of the inner cavity of the limiting sleeve, the screw pitch corresponding to the rotating angle is smaller than the distance from the lower end surface of the radial protrusion to the bottom of the spiral step, then the stop collar clamping jaw moves the stop collar downwards, so that the stop collar is sleeved on the polygonal rod section of the screw rod again.
Example two
As shown in fig. 9 to 19, different from the above embodiment, the present invention further comprises a baffle loading device, the baffle loading device comprises two rotating disks which are parallel up and down, the upper rotating disk 2 has a baffle dropping hole 201, a baffle cylinder 4 corresponding to the baffle dropping hole is circumferentially arranged above the upper rotating disk, the discharge port of the baffle cylinder is close to the upper surface of the upper rotating disk, the lower rotating disk 3 has an arc guide groove 301 corresponding to the baffle cylinder, the arc guide groove has a baffle dropping hole 302, different baffle cylinders have baffles 1 with different thicknesses, for example, the thickness of the baffle in the baffle cylinder from the farthest to the nearest to the baffle dropping hole is reduced by half, the lower rotating disk is controlled to move up and down by a lifting device 5, the lifting device is an electric cylinder, the upper rotating disk is controlled to rotate by a rotating device 6, the rotating device is a motor, a baffle guide tube 7 is arranged in the baffle dropping hole, the lower port of the baffle guide pipe corresponds to the upper end part of the screw rod. The novel guide rail structure further comprises a boss 8, the bottom of the boss is in sliding fit in the arc-shaped guide groove, and a matched baffle piece at the upper part of the boss slides into the hole 201. A baffle lower ejector rod 9 is arranged above the upper turntable corresponding to the baffle guide pipe.
A method for assembling a screw thread sleeve device comprises the steps of measuring the distance between a limiting sleeve and the end part of a screw after the limiting sleeve is adjusted, determining the number and the combination mode of required blocking pieces according to the distance, controlling a lower rotary disc to ascend to enable a boss to enter a blocking piece falling-in hole, enabling the upper end surface of the boss to be flush with the upper surface of an upper rotary disc, controlling the upper rotary disc to rotate relative to the lower rotary disc to enable the boss to move along an arc-shaped guide groove, enabling the blocking piece falling-in hole to rotate below a corresponding blocking piece material cylinder, then downwards moving the lower rotary disc to enable the blocking piece to fall into the blocking piece falling-in hole, controlling the lower rotary disc to downwards move until the upper end surface of the falling blocking piece is flush with the upper surface of the upper rotary disc, then controlling the upper rotary disc to continuously rotate relative to the lower rotary disc to enable the boss to continuously move below another material cylinder along the arc-shaped guide groove, then downwards moving the lower rotary disc to enable the blocking piece at the position to fall into the blocking piece falling-in hole, the carousel moves down under the control until the baffle up end that falls with go up carousel upper surface parallel and level, so until the separation blade of needs all fall into the separation blade and fall into the hole, then the relative carousel continuation rotation down of carousel in the control makes the boss follow the arc guide way continues to remove, until the boss quilt the separation blade stand pipe blocks, then the carousel moves down, makes the boss up end with separation blade stand pipe suitable for reading along the parallel and level, then go up the relative carousel rotation down of carousel and make the separation blade move from the boss separation blade stand pipe top for the separation blade falls into in the separation blade stand pipe, the separation blade from the separation blade stand pipe under the mouth come out the cover arrive the screw rod upper end.
EXAMPLE III
Different from the embodiment, the device further comprises a baffle loading device, wherein the baffle guide pipe comprises two half pipe bodies, one of the two half pipe bodies is a fixed half pipe body 701, the other half pipe body is a floating half pipe body 702, the fixed half pipe body is fixed in position, and the upper opening edge of the floating half pipe body is in contact with the lower rotary disc through a return spring 10. The upper opening edge of the floating half pipe body is provided with a ball 7021 so as to reduce friction. The floating semi-tube body is provided with a sliding block 7021, and the fixed semi-tube body is provided with a sliding groove 7011 matched with the sliding block.
After a boss is blocked by a baffle guide pipe, a lower rotary disc moves downwards to enable the upper end face of the boss to be flush with the upper opening edge of a fixed semi-pipe body, and then the upper rotary disc rotates relative to the lower rotary disc to enable a baffle to move to the position above the baffle guide pipe from the boss, so that the baffle falls into the baffle guide pipe.
Although some terms are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention. The order of execution of the operations, steps, and the like in the apparatuses and methods shown in the specification and drawings may be implemented in any order as long as the output of the preceding process is not used in the subsequent process, unless otherwise specified. The descriptions using "first", "next", etc. for convenience of description do not imply that they must be performed in this order.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (7)
1. The assembling equipment of the screw barrel device is characterized by comprising a barrel positioning seat, a screw rotating device and a limiting sleeve clamping jaw, wherein the barrel positioning seat is used for fixing a barrel, the screw rotating device is used for controlling the screw to rotate relative to the barrel, the limiting sleeve clamping jaw is used for clamping the barrel to control the barrel to move relative to the screw, the screw rotating device comprises a sleeve which can be sleeved at the end part of the screw, the inner cavity of the sleeve is provided with a convex edge matched with a clamping groove at the end part of the screw, the sleeve is controlled to rotate by a motor, the limiting sleeve clamping jaw is controlled by a moving device to move relative to the screw, the assembling equipment further comprises a baffle feeding device, the baffle feeding device comprises two turntables which are parallel up and down, a baffle feeding hole is formed in the upper turntable, a baffle cylinder corresponding to the baffle feeding hole is circumferentially arranged above the upper turntable, a discharge hole of the baffle cylinder faces down and is close to the upper surface of the upper turntable, have on the carousel down with the arc guide way that the separation blade feed cylinder corresponds, the separation blade hole that falls has on the arc guide way, has the separation blade of different thickness in the different separation blade feed cylinders, the carousel is gone up and down by elevating gear control down, it is rotatory by rotating device control to go up the carousel, the downthehole separation blade stand pipe that is provided with of separation blade whereabouts, port correspond under the separation blade stand pipe the screw rod upper end still includes the boss, the gliding cooperation of boss bottom is in the arc guide way, and the gliding cooperation separation blade in boss upper portion falls into downthehole.
2. The assembling equipment of a screw thread insert device according to claim 1, wherein the baffle guide tube comprises two half tube bodies, one of which is a fixed half tube body and the other of which is a floating half tube body, the fixed half tube body is fixed in position, and the upper opening edge of the floating half tube body is kept in contact with the lower rotary disc through an elastic resetting device.
3. The assembly apparatus of claim 2, wherein the floating body has balls at the upper rim thereof.
4. The assembling apparatus of a screw barrel device according to claim 1, wherein a baffle lower ejector pin is provided above said upper turntable in correspondence to said baffle guide tube.
5. The assembling method of the screw and thread sleeve device is characterized by comprising the screw and thread sleeve device and assembling equipment of the screw and thread sleeve device, wherein the screw and thread sleeve device comprises a screw and a thread sleeve, the end part of the thread sleeve is provided with a spiral step, a limiting sleeve is sleeved on the screw at the side of the spiral step, the cross section of an inner cavity of the limiting sleeve is a regular polygon, a polygonal rod section matched with the inner cavity of the limiting sleeve is arranged on the screw, the polygonal rod section limits the limiting sleeve to rotate around the screw, one side of the polygonal rod section, which is close to the spiral step, is provided with an axial limiting part, and the axial limiting part limits the limiting sleeve to move towards the spiral step along the screw; the limiting sleeve is provided with a radial protrusion, the spiral step can limit the rotation of the radial protrusion, the end part of the screw rod is provided with a clamping groove and further comprises a blocking piece arranged on the screw rod, the limiting sleeve is positioned between the blocking piece and the axial limiting part, the assembling equipment of the screw rod and screw sleeve device comprises a screw sleeve positioning seat, a screw rod rotating device and a limiting sleeve clamping jaw, the screw sleeve positioning seat is used for fixing the screw sleeve, the screw rod rotating device is used for controlling the screw rod to rotate relative to the screw sleeve, the limiting sleeve clamping jaw is used for clamping the screw sleeve to control the screw sleeve to move relative to the screw rod, the screw rod rotating device comprises a sleeve which can be sleeved at the end part of the screw rod, the inner cavity of the sleeve is provided with a convex edge matched with the clamping groove at the end part of the screw rod, the sleeve is controlled to rotate by a motor, the limiting sleeve clamping jaw is controlled by a moving device to move relative to the screw rod, and further comprises a blocking piece feeding device, the baffle piece feeding device comprises two turntables which are parallel up and down, a baffle piece dropping hole is arranged on the upper turntable, a baffle piece charging barrel corresponding to the baffle piece dropping hole is arranged on the upper turntable in the circumferential direction, a discharging port of the baffle piece charging barrel is pressed close to the upper surface of the upper turntable downwards, an arc-shaped guide groove corresponding to the baffle piece charging barrel is arranged on the lower turntable, baffle piece dropping holes are arranged on the arc-shaped guide groove, baffle pieces with different thicknesses are arranged in different baffle piece charging barrels, the lower turntable is controlled to lift by a lifting device, the upper turntable is controlled to rotate by a rotating device, a baffle piece guide pipe is arranged in the baffle piece dropping hole, the lower port of the baffle piece guide pipe corresponds to the upper end part of the screw rod, the baffle piece guide pipe comprises two half pipe bodies, one of the two half pipe bodies is a fixed half pipe body, the other is a floating half pipe body, the fixed half pipe body is fixed in position, and the upper port edge of the floating half pipe body is kept in contact with the lower turntable through an elastic resetting device, the screw rod positioning device is characterized by further comprising a boss, the bottom of the boss is slidably matched in the arc-shaped guide groove, a sliding matching blocking piece at the upper portion of the boss falls into the hole, firstly, the screw sleeve is fixed on the screw sleeve positioning seat, the limiting sleeve is sleeved on the polygonal rod section of the screw rod, then the screw rod is screwed into the screw sleeve until the radial protrusion of the limiting sleeve is clamped on the spiral step, at the moment, the distance between the upper end face of the spiral step and the lower end face of the radial protrusion is measured, if the distance is smaller, the limiting sleeve clamping jaw clamps the limiting sleeve and moves the limiting sleeve upwards, the limiting sleeve is separated from the polygonal rod section of the screw rod, the sleeve is sleeved on the end portion of the screw rod, the motor controls the screw rod to be screwed into the screw sleeve through the sleeve, the rotation angle is integral multiple of the regular polygonal central angle of the cross section of the inner cavity of the limiting sleeve, and the screw pitch corresponding to the angle is smaller than the distance between the lower end face of the spiral step and the bottom of the radial protrusion, then the stop collar clamping jaw moves the stop collar downwards, so that the stop collar is sleeved on the polygonal rod section of the screw rod again.
6. The assembling method of a screw barrel device according to claim 5, wherein after the position-limiting sleeve is adjusted, the distance between the position-limiting sleeve and the end of the screw is measured, then the required number and combination of the baffle pieces are determined according to the distance, then the lower rotary table is controlled to ascend so that the boss enters the baffle piece falling-in hole, the upper end surface of the boss is aligned with the upper surface of the upper rotary table, then the upper rotary table is controlled to rotate relative to the lower rotary table, so that the boss moves along the arc-shaped guide groove, so that the baffle piece falling-in hole rotates below the corresponding baffle piece barrel, then the lower rotary table moves downwards so that the baffle piece falls into the baffle piece falling-in hole, the lower rotary table is controlled to move downwards until the upper end surface of the falling baffle piece is aligned with the upper surface of the upper rotary table, then the upper rotary table is controlled to continue to rotate relative to the lower rotary table, so that the boss continues to move below another baffle piece barrel along the arc-shaped guide groove, then the carousel moves down for the separation blade of this department falls into the separation blade entering hole, under the control the carousel move down until the separation blade up end that falls with go up carousel upper surface parallel and level, so all fall into the separation blade and fall into the hole until required separation blade, then the relative carousel down of carousel continues to rotate in the control, makes the boss follow the arc guide way continues to move, until the boss quilt the separation blade stand pipe blocks, then the carousel moves down, make boss up end with the separation blade stand pipe suitable for reading along the parallel and level, then go up the relative carousel down of carousel rotation of carousel and make the separation blade move from the boss separation blade stand pipe top for the separation blade falls into in the separation blade stand pipe, the separation blade from the separation blade stand pipe under the port cover arrive the screw rod upper end.
7. The method of assembling a screw barrel assembly according to claim 5 or 6 wherein after the boss is stopped by the stopper guide tube, the lower turntable is moved downward so that the upper end surface of the boss is flush with the upper opening edge of the fixed half pipe body, and then the upper turntable is rotated relative to the lower turntable so that the stopper is moved from the boss to above the stopper guide tube so that the stopper falls into the stopper guide tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010878696.3A CN112122911B (en) | 2020-08-27 | 2020-08-27 | Screw thread sleeve device, assembling equipment and assembling method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010878696.3A CN112122911B (en) | 2020-08-27 | 2020-08-27 | Screw thread sleeve device, assembling equipment and assembling method |
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| CN112122911A CN112122911A (en) | 2020-12-25 |
| CN112122911B true CN112122911B (en) | 2022-03-08 |
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| CN207724193U (en) * | 2017-12-29 | 2018-08-14 | 魏柏祥 | A kind of swivel nut rotary positioning mechanism of window setscrew |
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| CN209212847U (en) * | 2018-11-30 | 2019-08-06 | 杭州扬正汽车配件有限公司 | A kind of automotive electronic parking screw rod |
| CN210160713U (en) * | 2019-06-21 | 2020-03-20 | 博众精工科技股份有限公司 | Automatic assembling device for round nut |
| CN210344109U (en) * | 2019-06-05 | 2020-04-17 | 广州市亨威汽车配件有限公司 | Parking swivel nut with limiting effect |
| CN210397526U (en) * | 2019-07-24 | 2020-04-24 | 浙江诸暨万宝机械有限公司 | Parking swivel nut assembly applied to vehicle parking system |
| CN210661143U (en) * | 2019-07-24 | 2020-06-02 | 浙江诸暨万宝机械有限公司 | Vehicle parking system |
| CN111577738A (en) * | 2020-05-21 | 2020-08-25 | 台州丽盾智能科技有限公司 | Nut convenient to disassemble and assemble and assembling method thereof |
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| CN207437712U (en) * | 2017-10-26 | 2018-06-01 | 江苏永亚汽车零部件有限公司 | A kind of automatic parking swivel nut |
| CN207724193U (en) * | 2017-12-29 | 2018-08-14 | 魏柏祥 | A kind of swivel nut rotary positioning mechanism of window setscrew |
| CN108526843A (en) * | 2018-06-06 | 2018-09-14 | 广州昭和汽车零部件有限公司 | A kind of damper preloading spring kludge |
| CN209212847U (en) * | 2018-11-30 | 2019-08-06 | 杭州扬正汽车配件有限公司 | A kind of automotive electronic parking screw rod |
| CN210344109U (en) * | 2019-06-05 | 2020-04-17 | 广州市亨威汽车配件有限公司 | Parking swivel nut with limiting effect |
| CN210160713U (en) * | 2019-06-21 | 2020-03-20 | 博众精工科技股份有限公司 | Automatic assembling device for round nut |
| CN210397526U (en) * | 2019-07-24 | 2020-04-24 | 浙江诸暨万宝机械有限公司 | Parking swivel nut assembly applied to vehicle parking system |
| CN210661143U (en) * | 2019-07-24 | 2020-06-02 | 浙江诸暨万宝机械有限公司 | Vehicle parking system |
| CN111577738A (en) * | 2020-05-21 | 2020-08-25 | 台州丽盾智能科技有限公司 | Nut convenient to disassemble and assemble and assembling method thereof |
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| CN112122911A (en) | 2020-12-25 |
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