CN111843464A - Many varieties of double-end lock screw mechanism - Google Patents
Many varieties of double-end lock screw mechanism Download PDFInfo
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- CN111843464A CN111843464A CN202010893473.4A CN202010893473A CN111843464A CN 111843464 A CN111843464 A CN 111843464A CN 202010893473 A CN202010893473 A CN 202010893473A CN 111843464 A CN111843464 A CN 111843464A
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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 discloses a double-head multi-variety screw locking mechanism which comprises a supporting component and a supporting component, wherein the bottom of the supporting component is arranged on a base; the bottom of the outer side of the adjusting assembly is further connected with a screw dislocation locking and attaching supply assembly, and the screw dislocation locking and attaching supply assembly corresponds to the locking and attaching assembly in the vertical direction. The support assembly, the adjusting assembly, the locking assembly and the screw staggered locking supply assembly are structurally supported mutually, supplement each other in function, can automatically adapt and automatically adjust, and realize automatic locking of screws with different specifications and screws with double efficiency at different positions and different screw hole intervals; the double-head multi-variety screw locking mechanism is simple in structure, low in cost, high in efficiency, high in automation degree, suitable for automatic locking of screws with multiple specifications, different positions and different intervals, and wide in application range.
Description
Technical Field
The invention relates to the technical field of automatic assembly equipment, in particular to a double-head multi-variety screw locking mechanism.
Background
In the prior art, one screw head locking mechanism can only convey, correct and lock screws with one specification, and at present, no screw head locking mechanism can lock screws with different specifications and sizes, no screw sleeve can automatically convey and correct screws with different specifications and sizes, and no screw head can convey, correct and lock screw locking mechanisms with various specifications and sizes; the diameter of the big head gasket and the diameter of the spring gasket are far larger than the diameter of the screw rod of the existing combined screw, so that the diameter deviation of the big head gasket and the spring gasket cannot be avoided in a screw conveying chuck, the clamping of materials in the screw chuck is serious, manual correction and treatment are needed, automatic screw locking is frequently interrupted, and the automation degree is low.
In the current automatic screw locking industry, the parts are aligned, the threaded holes are aligned and the screw holes of the screwdriver are aligned basically, the single screw of one part is not difficult to be locked, but the screw holes of a plurality of parts formed by different parts are locked and attached to a plurality of threads of different specifications, or the threads of a plurality of different specifications are locked and attached to one part, the deviation of the clearance tolerance of exceeding the normal threads causes the threaded holes of the parts to be automatically aligned with the screw threads of the screwdriver, or the screw holes of the screwdriver need to be manually adjusted, and the automatic locking and attachment cannot be realized.
The utility model provides an industry power transmission and distribution is with electric leakage moulded case circuit breaker's electrically conductive system, constitute electrically conductive system by inlet wire end and outlet terminal and current conducting plate, static contact on it, the screw of two kinds of different specifications is attached to the wiring board lock respectively, adopt handheld electric screwdriver to fix the screw in the base to it, incessantly change different electric screwdrivers lock the screw of attaching different specifications, all adopt artifical both hands to operate, the operation is poor, the high skew and the locking of easily appearing of rework rate, cause hidden danger and scaling loss to moulded case circuit breaker quality, this kind of mode is comparatively heavy and inefficient, the human cost is high.
Disclosure of Invention
The invention aims to provide a double-head multi-variety screw locking mechanism, which solves the problem that screws of different specifications of various components cannot be locked in the same process in the prior art.
The technical scheme adopted by the invention is that the double-head multi-variety screw locking mechanism comprises a supporting component arranged on a base, wherein one side of the top of the supporting component is connected with an adjusting component, and the outer side of the adjusting component is connected with a locking component; the bottom of the outer side of the adjusting assembly is further connected with a screw dislocation locking and attaching supply assembly, and the screw dislocation locking and attaching supply assembly corresponds to the locking and attaching assembly in the vertical direction.
The supporting assembly comprises a pair of optical axes which are vertically arranged at intervals, and the bottom of each optical axis is provided with a positioning pin support; the top of the optical axis is connected with a fixing plate which is transversely and vertically arranged through a T-shaped support, a pair of linear guide rails is transversely arranged on the fixing plate at intervals, the linear guide rails are installed on the fixing plate through linear supports, and double sliders on the pair of linear guide rails are fixedly connected with the connecting fixing plate.
The adjusting part comprises a connecting fixing plate, the lower fixing plate is fixedly connected with the opening screw locking device at two ends of the optical axis through extending the end plate, the lower fixing plate is installed between the extending end plate and the connecting fixing plate, the lower fixing plate and the sliding block are arranged between the extending end plates, the outer end of the lower fixing plate is fixed with a double-slide-rod cylinder, the double-slide-rod cylinder is fixed with the outer end face of the extending end plate, the outer end face of the extending end plate is provided with a limiting buffer, and the opening screw locking device adjusts the distance between the.
The locking component is composed of locking screw components with the same structure, the locking screw components comprise straight line guide rail frames which are arranged in the middle of the extending end plate and provided with double sliders, an upper fixing plate is arranged on the extending end plate and connected with a fixed connecting plate, the fixed connecting plate is connected with the sliders, an upper optical shaft and a double-slider rod cylinder are fixedly connected with the upper optical shaft, the bottom of the upper optical shaft is fixed on a support, the support is fixed on a transverse fixing plate of the screwdriver, the transverse fixing plate is fixed on the sliders of the straight line guide rail frames, the lower end of the transverse fixing plate is provided with a support, an oil pressure spring buffer is arranged on the support, an automatic feeder is arranged below the extending end plate of the line guide rail frames, a screwdriver connected with the lower end of the screwdriver is arranged in a screw dislocation locking and supplying component, and any. The fixed hole on the transverse fixing plate is right opposite to the hole center of the automatic correction thread sleeve below the screw dislocation locking supply assembly, the air cylinder is installed on the transverse fixing plate, the isolating plate for isolating the subsequent screw is installed at the rod end of the air cylinder, the isolating plate is inserted into the sleeve of the fixed hole, and the sleeve is connected with the air-blowing screw conveying pipe.
The screw dislocation locking supply assembly comprises a horizontal plate arranged at the lower end of an extending end plate, a double-slider linear guide rail is arranged on the horizontal plate, sliders on the double-slider linear guide rail are connected with the plate, a bearing plate is horizontally arranged on the plate, buffer stops are arranged on the extending end plate at two sides of the bearing plate, an L-shaped plate is connected to the bottom of the bearing plate, a multi-section stroke cylinder is arranged on the L-shaped plate, and automatic correction thread sleeves are arranged on the bearing plate at intervals; the lower end of the automatic correction threaded sleeve is provided with a lower step inner hole round sleeve.
The automatic correction threaded sleeve comprises a cylinder, wherein an upper inclined threaded hole for assembling an upper screw feeding pipe is formed in the outer side of the cylinder, the upper inclined threaded hole is communicated with a straight-through inner hole for the passing in and out of a screwdriver and a screw in a penetrating manner, lower step inner hole round sleeves are arranged at two ends of the cylinder, a large taper hole is formed in a lower step inner hole round sleeve at the upper end of the upper inclined threaded hole, a small taper hole is formed in a lower step inner hole round sleeve at the lower end of the lower inclined threaded hole, and inner thread counter bores for assembling a spring sleeve are;
the jackscrew sleeves of the two external threads and the T-shaped spring sleeve are fixedly connected to two ends of the cylinder through a thread pair; the top thread sleeve of external screw thread is connected through the screw thread pair with the internal thread cover, evenly lays a plurality of balls at drum lower step hole circle cover and T type spring housing, and a plurality of balls are laid along step thin straight tube circumference down, are equipped with a plurality of springs in evenly distributed's the round hole on the outer wall of T type spring housing hole, and a plurality of springs float the roof pressure to a plurality of balls and carry out automatic correction to the screw of different specifications, spring leaf flat pad combination screw.
The invention has the beneficial effects that:
the support assembly, the adjusting assembly, the locking assembly and the screw staggered locking supply assembly are structurally supported mutually, supplement each other in function, can automatically adapt and automatically adjust, and realize automatic locking of screws with different specifications and screws with double efficiency at different positions and different screw hole intervals; the double-head multi-variety screw locking mechanism is simple in structure, low in cost, high in efficiency, high in automation degree, suitable for automatic locking of screws with multiple specifications, different positions and different intervals, and wide in application range. The supporting component is simple in structure assembly, the locking component can be quickly adjusted along the linear guide rail, and the locking component is suitable for products of different specifications and sizes.
In the adjusting assembly, a pair of clamping adjusting lockers can quickly adjust the position of the double-head locking assembly along the optical axis and quickly lock the fixed position. The double-sliding-rod cylinder pushes the screw locking assembly to automatically jump into the automatic correction thread sleeves in the screw dislocation locking supply assembly along the X axis, screws of different specifications are automatically corrected to be in the center in any automatic correction thread sleeve, the screw locking assembly automatically eliminates deviation, the screws on the base are locked in the center, the double-sliding-rod cylinder automatically switches among the three automatic correction thread sleeves, and automatic locking of the screws at different X axis positions is achieved. The locking assembly is matched with the screw dislocation locking supply assembly, namely the double-sliding-rod cylinder pushes the screw locking assembly to move step by step along the X axis according to fixed length intervals, the switching is carried out in the automatic correction threaded sleeve, the multi-stroke cylinder synchronously pushes the screw dislocation locking supply assembly to supply different screws to enter the automatic correction threaded sleeve, and the multi-stroke cylinder pushes the screw locking assembly to synchronously realize the automatic locking of the screws corresponding to different positions.
The automatic correction thread sleeve is three automatic correction thread sleeves with different specifications, each automatic correction thread sleeve is divided into two correction sleeves (double-head correction sleeves) with different sizes and specifications, each correction sleeve is suitable for screws with different specifications and diameters of 3.5D-D, the diameter of the elastic sheet or the flat pad is not more than that of the screws with 1.7D specifications, and D is the maximum diameter of the flat pad or the elastic pad; d is the diameter of the screw; the automatic correction thread sleeve automatically corrects the large-diameter gasket, the spring gasket and the small-diameter screw rod of the combined screw, the combined screw is pressed by the screwdriver after the screwdriver rotates, the combined screw is always coincided with the rotation center of the screwdriver, no material is clamped, the screw is automatically and continuously locked and attached, the automation degree is high, and continuous locking and attachment are realized without faults.
Drawings
FIG. 1 is a schematic structural diagram of a double-headed multi-variety screw locking mechanism of the present invention;
FIG. 2 is a schematic view of the self-aligning thread bushing of the present invention;
in the figure, 1, a positioning pin support, 2, an optical shaft, 3, a T-shaped support, 4, a fixing plate, 5, a support, 6, a fixed optical shaft, 7, a second open screw locker, 8, a first open screw locker, 9, a linear support, 10, a linear guide rail, 11, a locking screw component I, 12, a locking screw component II, 13, an upper fixing plate I, 14, an upper fixing plate II, 15, a double slide block, 16, a connecting fixing plate, 17, a lower fixing plate, 18, an extending end plate, 19, a double slide rod cylinder, 20, a linear guide rail bracket, 21, an upper fixing plate, 22, a limit buffer, 23, a fixing plate, 24, an upper optical shaft, 25, a support, 26, an electric block, 27, a transverse fixing plate, 28, a bracket, 29, an oil pressure spring buffer, 30, a multi-section stroke cylinder, 32, L, 33, a double slide block linear guide rail, 34, a horizontal plate, 35, a fixing hole I, 36 fixing holes II, 37 plates, 38 buffer stops, 39 automatic correction threaded sleeves I, 40 cylinders, 41 lower step inner hole round sleeves, 42 automatic correction threaded sleeves II, 43 automatic correction threaded sleeves III, 61 balls, 62 springs, 63 round holes, 64T-shaped spring sleeves, 65 first internal thread sleeves, 66 jackscrew sleeves, 67 large taper holes, 68 small taper holes, 69 second straight-through inner holes, 70 first straight-through inner holes, 71 second internal thread sleeves, 72 first operating flats, 73 first thread pairs, 74 second thread pairs, 75 second operating flats, 76 jackscrew through holes, 77 third thread pairs, 78 fourth thread pairs, 79. T-shaped spring sleeves I, 80. T-shaped spring sleeves II, 81 first oblique cone inner tubes.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a double-head multi-variety screw locking mechanism comprises a supporting component arranged on a base, wherein one side of the top of the supporting component is connected with an adjusting component, and the outer side of the adjusting component is connected with a locking component; the bottom of the outer side of the adjusting assembly is also connected with a screw dislocation locking and attaching supply assembly, and the screw dislocation locking and attaching supply assembly corresponds to the locking and attaching assembly in the vertical direction.
The supporting component comprises a pair of optical axis 2, the bottom of which is provided with a positioning pin support 1 fixed on two sides of the two layers of rails of the base; the upper ends of the pair of optical axes 2 are fixed with a fixing plate 4 which is transversely and vertically arranged through a T-shaped support 3; a pair of linear guide rails 10 are transversely arranged on the other side of the fixed plate 4 at intervals and are installed on the fixed plate 4 through linear supports 9, double sliders 15 on the pair of linear guide rails 10 are fixedly connected with connecting fixed plates 16, and the distance between the centers of the two connecting fixed plates 16 is equal to the distance between the centers of locking screw holes of a wire inlet end and a wire outlet end of a locking product base;
the adjusting assembly is characterized in that a connecting and fixing plate 16 is fixedly connected with a second open screw locker 7 and a first open screw locker 8 at two ends of a fixed optical axis 6 through an extending end plate 18, a lower fixing plate 17 is installed between the extending end plate 18 and the connecting and fixing plate 16, a double-row linear slide rail and a slide block are arranged between the lower fixing plate 17 and the extending end plate 18, a double-slide-rod cylinder 19 is fixed at the outer end of the lower fixing plate 17, the double-slide-rod cylinder 19 is fixed with the outer end face of one of the extending end plate 18, a limiting buffer 22 is arranged at the other outer end face of the extending end plate 18, the double-slide-rod cylinder 19 pushes a screw locking assembly II12 to lock an X-axis screw (the double-row linear slide rail and the slide block are arranged between the lower fixing plate 17 and the extending end plate 18, and the double; a fixed optical axis 6 is arranged in the middle of the linear guide rail 10, the fixed optical axis 6 is fixed on the extending end plate 18 through a pair of supports 5 at two ends, the upper ends of the first open screw locker 8 and the second open screw locker 7 are locked at two ends of the fixed optical axis 6, and the lower ends of the first open screw locker 8 and the second open screw locker 7 are fixedly connected with the lower surface of the end of the extending section extending out of the end plate 18;
the locking assembly is composed of a locking screw assembly I11 and a locking screw assembly II12 which have the same structure, and the locking screw assembly II12 has the structure that: the automatic feeder comprises a linear guide rail frame 20 which is vertically extended out of the middle of an end plate 18 and provided with double sliders, an upper fixing plate 21 with a middle U-shaped groove is arranged on the extended end plate 18, the upper fixing plate 21 is connected with a fixing plate 23, the fixing plate 23 is connected with the sliders, the upper fixing plate 21 is connected with an upper optical shaft 24 and a double-slider cylinder 19, the bottom of the upper optical shaft 24 is fixed on a support 25, the support 25 is fixed on a transverse fixing plate 27 of an electric screwdriver 26, the transverse fixing plate 27 is fixed on the sliders of the linear guide rail frame 20, a support 28 is arranged at the lower end of the transverse fixing plate 27, an oil pressure spring buffer 29 is arranged on the support 28, 6 screw dislocation locking supply components, namely screw dislocation locking supply components for the fleeing of a screwdriver, which is an automatic feeder and is connected with the lower end of the electric screwdriver 26, are arranged at the outer end. A fixing hole I35 on the transverse fixing plate 27 is over against the center of a hole of an automatic correction thread sleeve III43 under the screw dislocation locking supply assembly, an air cylinder is arranged on the transverse fixing plate 27, an isolation plate for isolating subsequent screws is arranged at the rod end of the air cylinder, the isolation plate is inserted into a sleeve of the fixing hole 35, and the sleeve is connected with an air-blowing screw conveying pipe controlled by an electromagnetic valve of the screw automatic feeder; the top of the fixed hole 35 is provided with a screw guide pipe 30 which is opposite to three automatic correction thread sleeves I39, II42 and III43 with different specifications for automatically correcting the offset of screws; the inner walls of the three automatic correction threaded sleeves are provided with detection elements for detecting the existence of the screws, and the air-blowing screw conveying pipe is sleeved with the detection elements for detecting the existence of the air-blowing screws.
The screw dislocation locking and attaching supply assembly comprises a horizontal plate 34 arranged at the lower end of an extending end plate 18, a double-slider linear guide rail 33 is arranged on the horizontal plate 34, sliders on the double-slider linear guide rail 33 are connected with a plate 37, the plate 37 is horizontally and directly provided with a bearing plate, buffer stops 38 are arranged on two sides of the bearing plate on the extending end plate 18, the bottom of the bearing plate is connected with an L-shaped plate 32, a multi-section stroke cylinder 31 is arranged on the L-shaped plate 32, and automatic correction thread sleeves I39, automatic correction thread sleeves II42 and automatic correction thread sleeves III43 which are arranged at intervals with the centers of 2-pole, 3-pole, 4-pole inlet and outlet end pole grooves at equal intervals are arranged on the; the upper end and the lower end of the three automatic correction threaded sleeves are provided with lower step inner hole round sleeves 41.
As shown in fig. 2, the self-aligning thread bush II42 has the following structure: the T-shaped spring sleeves I64 are assembled on two sides of the cylinder 40, and the inner holes of the cylinder 40, the first oblique cone inner tube 81 and the small taper hole 68 are directly communicated to form a three-step cylinder to form an automatic correction threaded sleeve II 42.
An upper inclined threaded hole (not shown) for assembling an upper screw feeding pipe is formed in the outer side of the cylinder 40, the upper inclined threaded hole is communicated with a first through inner hole 70 for enabling a screwdriver and a screw to pass in and out in a penetrating mode, lower step inner hole round sleeves 41 are arranged at two ends of the cylinder 40, a large taper hole 67 for enabling a large-specification screwdriver to enter is formed in the lower step inner hole round sleeve 41 at the upper end of the upper inclined threaded hole, a small-specification screwdriver entering hole small taper hole 68 is formed in the lower step inner hole round sleeve 41 at the lower end of the lower inclined threaded hole, and inner thread counter bores for assembling a T-shaped spring sleeve I64 are formed in two ends.
The external thread jackscrew sleeve 66 is connected with the T-shaped spring sleeve I64 through a fourth thread pair 78; the external thread jackscrew sleeve 66 and the T-shaped spring sleeve II80 are fixedly connected to the two ends of the cylinder 40 through a thread pair 77; the external thread screw-jacking sleeve 66 is connected with the first internal thread sleeve 65 through a first thread pair 73, a plurality of balls 61 are uniformly distributed on the lower step inner hole round sleeve 41 and the T-shaped spring sleeve I64 of the cylinder 40, the plurality of balls 61 are distributed along the circumference of the lower step inner hole round sleeve 41 to form rolling output channels (no friction and no material clamping) such as a screwdriver, a screw, a spring leaf screw and the like, a plurality of springs 62 are arranged in a round hole 63 uniformly distributed on the outer wall of the inner hole of the T-shaped spring sleeve I64, the plurality of springs 62 are used for floating jacking the plurality of balls 61 (the floating jacking is suitable for screws with the specification diameter of 3.5D-D, the diameter of the elastic sheet or the flat pad is not more than the screw with the specification of 1.7D, D is the maximum diameter of the flat pad or the elastic pad, and D is the screw diameter), the spring piece flat pad combined screw automatically corrects inclination and offset to automatically align the center of the screwdriver and the screw and the spring piece flat pad combined screw; the inner hole wall of the external thread jackscrew sleeve 66 is provided with a plurality of jackscrew through holes 76 and a plurality of jackscrew jacking springs 62, and the springs 62 jack the balls 61, so that the balls 61 are pressed on the wall of the first through inner hole 70 of the cylinder 40.
The working principle is as follows: the first polar groove of the base is sent to the lower side of a double-head multi-variety screw locking mechanism by the feeding positioning conveying assembly, the screws are conveyed into a fixing hole I35 of the screw distributing assembly by the automatic screw feeder through an electromagnetic valve and an air blowing pipe, a lower step inner hole round sleeve 41 in three automatic correction threaded sleeves on the bearing plate is driven by a multi-section stroke air cylinder 31 of the screw dislocation locking supply assembly, the required specification screws are aligned to the screwdriver 26 and the screwdriver, specific inclined screws are automatically clamped by automatic correction and automatic telescopic balls, a pushing air cylinder is pushed and pressed with the screwdriver 26 and the screwdriver in a rotating and jacking mode, and the corrected screws are locked into fixed contacts, wiring seats and the like to be locked in screw through holes of the base.
Claims (6)
1. A double-head multi-variety screw locking mechanism is characterized by comprising a supporting component arranged on a base, wherein one side of the top of the supporting component is connected with an adjusting component, and the outer side of the adjusting component is connected with a locking component; the bottom of the outer side of the adjusting assembly is further connected with a screw dislocation locking and attaching supply assembly, and the screw dislocation locking and attaching supply assembly corresponds to the locking and attaching assembly in the vertical direction.
2. The double-ended multi-variety lock screw mechanism according to claim 1, wherein the support assembly comprises a pair of optical axes vertically arranged at intervals, and a positioning pin support is arranged at the bottom of each optical axis; the top of the optical axis is connected with a fixing plate which is transversely and vertically arranged through a T-shaped support, a pair of linear guide rails is transversely arranged on the fixing plate at intervals, the linear guide rails are installed on the fixing plate through linear supports, and double sliders on the pair of linear guide rails are fixedly connected with the connecting fixing plate.
3. The multi-variety double-head lock screw mechanism according to claim 2, wherein the adjusting assembly comprises a connecting fixing plate, the lower fixing plate is fixedly connected with the opening screw locking devices at two ends of the optical axis through extending end plates, the lower fixing plate is installed between the extending end plates and the connecting fixing plate, double-row linear slide rails and sliding blocks are arranged between the lower fixing plate and the extending end plates, double-slide-rod cylinders are fixed at the outer ends of the lower fixing plate, the double-slide-rod cylinders are fixed with the outer end faces of the extending end plates, limiting buffers are arranged on the outer end faces of the extending end plates, and the opening screw locking devices adjust the distance between the centers of.
4. The double-ended multi-variety lock screw mechanism according to claim 1, the locking assembly consists of locking screw assemblies with the same structure, each locking screw assembly comprises a linear guide rail frame which extends out of the middle of the end plate and is vertically provided with double sliders, an upper fixing plate is arranged on the extending end plate and is connected with a fixed connecting plate, the fixed connecting plate is connected with the sliders and is fixedly connected with an upper optical shaft and a double-slider cylinder, the bottom of the upper optical shaft is fixed on a support, the support is fixed on a transverse fixing plate of the electric screwdriver, the transverse fixing plate is fixed on the sliders of the linear guide rail frame, the lower end of the transverse fixing plate is provided with a support, the support is provided with an oil pressure spring buffer, and the linear guide rail frame is arranged below the extending, the screwdriver connected with the lower end of the electric screwdriver is shifted into the screw dislocation locking supply assembly, and any screw in the screw dislocation locking supply assembly is screwed into the threaded hole of the product. The fixed hole on the transverse fixing plate is right opposite to the hole center of the automatic correction thread sleeve below the screw dislocation locking supply assembly, the air cylinder is installed on the transverse fixing plate, the isolating plate for isolating the subsequent screw is installed at the rod end of the air cylinder, the isolating plate is inserted into the sleeve of the fixed hole, and the sleeve is connected with the air-blowing screw conveying pipe.
5. The double-end multi-variety screw locking mechanism according to claim 1, wherein the screw dislocation locking and supplying assembly comprises a horizontal plate arranged at the lower end of an extending end plate, a double-slider linear guide rail is arranged on the horizontal plate, sliders on the double-slider linear guide rail are connected with the plate, a bearing plate is horizontally arranged on the plate, buffer stops are arranged on the extending end plate at two sides of the bearing plate, an L-shaped plate is connected to the bottom of the bearing plate, a multi-section stroke cylinder is arranged on the L-shaped plate, and automatic correction thread sleeves are arranged on the bearing plate at intervals; the lower end of the automatic correction threaded sleeve is provided with a lower step inner hole round sleeve.
6. The double-ended multi-variety lock screw mechanism according to claim 5, wherein the self-aligning thread bushing comprises a cylinder, an upper inclined threaded hole for assembling an upper screw feeding pipe is formed in the outer side of the cylinder, the upper inclined threaded hole is communicated with a through inner hole for the passing in and out of a screw driver and a screw, lower step inner hole round bushings are arranged at two ends of the cylinder, a large taper hole is formed in each lower step inner hole round bushing at the upper end of the upper inclined threaded hole, a small taper hole is formed in each lower step inner hole round bushing at the lower end of the lower inclined threaded hole, and inner thread counter bores for assembling a spring bushing are formed in two ends of the cylinder;
the jackscrew sleeves of the two external threads and the T-shaped spring sleeve are fixedly connected to two ends of the cylinder through a thread pair; the top thread sleeve of external screw thread is connected through the screw thread pair with the internal thread cover, evenly lays a plurality of balls at drum lower step hole circle cover and T type spring housing, and a plurality of balls are laid along step thin straight tube circumference down, are equipped with a plurality of springs in evenly distributed's the round hole on the outer wall of T type spring housing hole, and a plurality of springs float the roof pressure to a plurality of balls and carry out automatic correction to the screw of different specifications, spring leaf flat pad combination screw.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893473.4A CN111843464B (en) | 2020-08-31 | 2020-08-31 | Many varieties of double-end lock screw mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893473.4A CN111843464B (en) | 2020-08-31 | 2020-08-31 | Many varieties of double-end lock screw mechanism |
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| CN111843464A true CN111843464A (en) | 2020-10-30 |
| CN111843464B CN111843464B (en) | 2022-04-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115635292A (en) * | 2022-12-23 | 2023-01-24 | 河北省机电一体化中试基地有限公司 | Multi-specification screw locking system and locking method based on machine vision |
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| CN104889724A (en) * | 2015-07-02 | 2015-09-09 | 宁波飞羚电气有限公司 | Screw machine and machining process thereof |
| CN105014368A (en) * | 2015-08-04 | 2015-11-04 | 厦门理工学院 | Adjustable multi-shaft automatic screwing machine and position adjustment method thereof |
| US20170361407A1 (en) * | 2016-06-20 | 2017-12-21 | Hyundai Motor Company | Multi-axis nut runner apparatus and method of operating the multi-axis nut runner apparatus |
| CN206982121U (en) * | 2017-05-15 | 2018-02-09 | 东莞市关键自动化设备有限公司 | A kind of new-type double end screw locking machine |
| CN107838668A (en) * | 2017-11-28 | 2018-03-27 | 苏州嘉孚朗自动化设备有限公司 | A kind of double locks screw device |
| CN108098316A (en) * | 2017-12-29 | 2018-06-01 | 宁波继峰汽车零部件股份有限公司 | A kind of automatic dress screw device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115635292A (en) * | 2022-12-23 | 2023-01-24 | 河北省机电一体化中试基地有限公司 | Multi-specification screw locking system and locking method based on machine vision |
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