CN116857279B - Rolling element flexible retainer assembling device and assembling method - Google Patents
Rolling element flexible retainer assembling device and assembling method Download PDFInfo
- Publication number
- CN116857279B CN116857279B CN202311064874.9A CN202311064874A CN116857279B CN 116857279 B CN116857279 B CN 116857279B CN 202311064874 A CN202311064874 A CN 202311064874A CN 116857279 B CN116857279 B CN 116857279B
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- chain belt
- thimble
- groove
- flexible
- block
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- 238000005096 rolling process Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000008569 process Effects 0.000 abstract description 23
- 238000009434 installation Methods 0.000 description 10
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
Abstract
The application discloses a rolling element flexible retainer assembling device and an assembling method, wherein the assembling device comprises the following components: fixing platform, the fixing base, the chain belt storehouse, first guide block, the second guide block, the thimble fixed block, thimble and slide guide rail, through the setting in detachable chain belt storehouse, make this assemblage device's chain belt spacing groove can make flexible chain belt shape relatively fixed, thereby conveniently place one ball into the ball mounting hole of flexible chain belt, then install the chain belt storehouse in the chain belt storehouse mounting groove, through the promotion of the direction of first guide block and thimble, can be fast with the flexible chain belt group of putting into the ball in the chain belt storehouse found to the slide in, the process of setting up the in-process flexible chain belt is continuous, convenient and fast, and in the setting up the in-process, four sets of flexible chain belts of putting into the ball in the slide are once only pushed into the spherical groove of slide through four thimble, convenient operation, the efficiency of assemblage can be very big promotion.
Description
Technical Field
The application relates to a rolling element assembling machine, in particular to a rolling element flexible retainer assembling device and an assembling method.
Background
The rolling elements are an important component in the ball slides of rolling bearings or linear guides, which allow easy movement by rolling between the tracks. With the development of industry, the precision requirements for the operation of mechanical devices are also increasing, for which purpose designers have devised rolling bearings and ball slides with flexible cages.
The rolling element flexible cage is capable of holding and guiding the movement of the rolling elements in the track, is inherently flexible and wear resistant, is capable of adapting to high rotational speed and high temperature operating environments, and is typically made of polyimide or other similar materials having excellent wear resistance and high temperature resistance. The flexible retainer can not only keep the rolling elements at the correct positions of the running tracks, so that the rolling elements can keep the correct movement track in the running process, the rolling elements are prevented from deflecting or jamming, the collision and friction between the rolling elements can be reduced to the greatest extent, the movement efficiency, the running accuracy, the service life and the stability of the rolling elements are improved, and the vibration and the noise in the running process of the rolling elements are reduced.
The flexible retainer of the rolling bearing can be directly designed into an annular structure, and the assembly is simple and quick. However, in the ball sliding seat, because the structure and the movement characteristic of the ball sliding seat lead to that the flexible retainer needs to have a fracture to be assembled into the ball groove of the ball sliding seat, the flexible retainer is required to be formed into a ring shape along the ball groove in the assembling process, the flexible retainer and the rolling elements are manually plugged into the ball groove of the ball sliding seat by a person, and the rolling elements are sequentially placed into the mounting holes of the flexible retainer one by one while the flexible retainer is continuously plugged into the ball groove in the plugging process. However, in the process of implementing the technical scheme of the embodiment of the application, the inventor discovers that the above technology has at least the following technical problems: because the rolling elements are smooth and have limited volume, the rolling elements are easy to fall off in the process of being placed in the mounting holes of the flexible retainer, so that the assembly efficiency of the flexible retainer of the rolling elements is low; meanwhile, the assembly process needs to alternately carry out two steps of placing the rolling elements into the flexible retainer and plugging the flexible retainer into the ball groove, so that the operation is complicated, and the assembly efficiency is further reduced.
Disclosure of Invention
The embodiment of the application solves the problems of complicated operation and low efficiency in the assembly process of the rolling element flexible retainer in the prior art by providing the assembly device and the assembly method of the rolling element flexible retainer, and realizes the rapid and convenient assembly of the rolling element flexible retainer.
An aspect of an embodiment of the present application provides a rolling element flexible cage assembly device, including:
a fixed platform;
the fixing seat is fixedly arranged on the fixing platform, and a chain belt bin mounting groove is formed in each of the left side and the right side of the fixing seat;
the two chain belt bins are detachably arranged in the chain belt bin mounting groove and comprise a chain belt bin base and a chain belt bin cover, the upper side and the lower side of the chain belt bin base are respectively provided with a chain belt groove, and the two sides of the chain belt groove are respectively provided with a chain belt limiting groove;
the first guide block is fixedly arranged at the front end of the fixed seat, a limiting hole corresponding to the position of the chain belt groove is formed in the first guide block, and a limiting part corresponding to the position of the chain belt limiting groove is formed in the side edge of the limiting hole;
the second guide block is fixedly arranged at the rear end of the fixed seat and is provided with a thimble guide hole corresponding to the position of the chain belt groove;
the thimble fixing block can be arranged on the fixing platform in a front-back sliding way and is positioned at the rear side of the second guide block;
the four ejector pins slide back and forth in the ejector pin guide holes and are fixedly arranged on the ejector pin fixing block;
the sliding seat guide rail is arranged at the front side of the first guide block and is fixedly arranged on the fixed platform.
As some embodiments of the application, the application further comprises a thimble guide rail, wherein the thimble guide rail is arranged at the rear side of the second guide block and fixedly arranged on the fixed platform, and the thimble fixing block slides back and forth on the thimble guide rail.
As some embodiments of the application, the inner side of the chain belt bin mounting groove is provided with a foolproof circular arc, and the outer side of the chain belt bin cover is provided with a foolproof part matched with the foolproof circular arc.
As some embodiments of the application, the ejector pin fixing block further comprises a fixing block limiting piece which is arranged at the rear side of the ejector pin fixing block and fixedly arranged on the fixing platform and used for limiting the position of the ejector pin fixing block, which is farthest in backward sliding, and the fixing block limiting piece is preferably a bolt.
As some embodiments of the application, the ejector pin fixing block further comprises an ejector pin limiting piece, wherein the ejector pin limiting piece is arranged on the ejector pin fixing block in a threaded mode and extends out of the front side of the ejector pin fixing block, and the ejector pin limiting piece is preferably a bolt.
As some embodiments of the application, the ejector pin fixing device also comprises ejector pin fixing pieces which are positioned at two sides of the ejector pin fixing block and can enable the ejector pin fixing block to clamp and fix the ejector pin, and the ejector pin fixing pieces preferably adopt bolts.
As some embodiments of the application, the base of the chain belt bin is also provided with a base groove; the chain belt bin cover is provided with a bin cover mounting part matched with the base groove; the chain belt bin cover is also provided with a chain belt part corresponding to the chain belt groove in position.
As some embodiments of the present application, the first guide block is further provided with a first mounting hole, a first threaded member is disposed in the first mounting hole, and the first guide block is fixedly mounted at the front end of the fixing seat through the first threaded member; the second guide block is also provided with a second mounting hole, a second threaded piece is arranged in the second mounting hole, and the second guide block is fixedly arranged at the rear end of the fixing seat through the second threaded piece; the thimble guide rail is provided with a third mounting hole, a guide rail mounting piece is arranged in the third mounting hole, the thimble guide rail is fixedly mounted on the fixed platform through the guide rail mounting piece, and the first thread piece, the second thread piece and the guide rail mounting piece preferably adopt bolts.
In another aspect, the embodiment of the present application provides a method for assembling a flexible rolling element cage, where the assembling method uses the assembling device according to any one of the embodiments, and the steps include:
s1, installing an end cover on one end of a sliding seat to be placed with balls and a flexible chain belt, assembling the other end of the sliding seat towards a first guide block onto a sliding seat guide rail, and pushing the sliding seat to be contacted with the first guide block for fixing;
s2, inserting the flexible chain belt into the chain belt groove along the chain belt limiting groove, then placing the balls into the ball mounting holes of the flexible chain belt, covering the chain belt bin cover, and mounting the chain belt bin with the flexible chain belt and the balls placed into the chain belt bin mounting groove;
s3, pushing the thimble fixing block to move forwards, so as to drive the thimble to move forwards, enabling the thimble to extend into the chain belt groove from the thimble guide hole, pushing the flexible chain belt and balls therein forwards, enabling the balls in the flexible chain belt to pass through the limit hole and enter the ball groove of the sliding seat, and enabling the flexible chain belt and the balls in the flexible chain belt to be assembled into a ring shape in the sliding seat under the guide of the end cover;
s4, the sliding seat is withdrawn from the sliding seat guide rail, then balls at the end-to-end joint of the flexible chain belt are fed in, and then an end cover at the other end of the sliding seat is installed, so that the assembly is completed.
As some embodiments of the present application, since there is no strict sequence between the steps S1 and S2 and they do not interfere with each other, a scheme of performing the step S2 first and then the step S1, or performing the step S1 and the step S2 simultaneously may be adopted.
As some embodiments of the application, the rolling elements may also be in the form of cylindrical rollers, tapered rollers, spherical rollers, etc.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
1. convenient operation and high efficiency. Through the setting of dismantling the chain belt storehouse for this assemblage device can dismantle the chain belt storehouse earlier, open chain belt storehouse lid, then insert the chain belt inslot with flexible chain belt, this moment, chain belt spacing groove can make flexible chain belt shape relatively fixed, thereby conveniently place one ball into the ball mounting hole of flexible chain belt, the setting up of chain belt groove can also prevent that the ball from rolling down to other places, after the ball is placed and is accomplished, cover chain belt storehouse lid, prevent the in-process of follow-up removal chain belt storehouse, the ball breaks away from in the ball mounting hole of flexible chain belt, then install chain belt storehouse in the chain belt storehouse mounting groove, the direction through first guide block and the promotion of thimble, can be fast with the flexible chain belt group of putting into the ball in the chain belt storehouse set up in the slide that the end cover has been installed to one end, only need after the flexible chain belt end cover of connecting department after one, the end cover of slide other end has been installed, the assemblage of flexible chain belt in the slide has been accomplished promptly. In the assembling process, the process of placing the balls into the flexible chain belts is continuously carried out, the assembling process is convenient and fast, and in the assembling process, the four groups of flexible chain belts with the balls placed into the sliding seat are pushed into the ball grooves of the sliding seat through the four ejector pins at one time, so that the assembling efficiency can be greatly improved.
2. Reasonable structure and convenient use. Through the arrangement of the thimble guide rail, the thimble fixing block slides forward and backward more smoothly, the thimble sliding track is more accurate, the thimble is prevented from colliding with the chain belt bin or the first guide block or scraping due to inaccurate sliding track, and meanwhile, the phenomenon that a flexible chain belt is not pushed in place can be avoided; through the arrangement of the thimble limiting piece, the pushing distance of the flexible chain belt can be conveniently adjusted and controlled, and meanwhile, a sufficient gap is reserved between the thimble fixing block and the second guide block, so that the thimble fixing block can be conveniently withdrawn backwards; the arrangement of the fixed block limiting piece enables the thimble fixed block to be positioned in the thimble guide hole when the thimble fixed block moves to the farthest position backwards, so that the thimble can be directly pushed in the next assembling process without inserting the thimble into the thimble guide hole, and the assembling device is convenient to transfer and store while improving the efficiency; through the matching arrangement of the base groove and the bin cover installation part, the chain belt bin cover can be conveniently and rapidly covered, the position after the cover is accurately not shifted, and the balls can be prevented from being separated from the flexible chain belt due to the shift of the chain belt bin cover; through the setting of chain belt portion for the chain belt groove need not to open too deeply, thereby more conveniently put into the ball mounting hole of flexible chain belt with the ball.
3. Convenient to use. Due to the arrangement of the fool-proof arc and the fool-proof part, when the direction of the installation of the chain belt bin into the chain belt bin installation groove is incorrect, the installation cannot be carried out in place, the condition of reverse installation of the chain belt bin is effectively avoided, reverse installation of the chain belt bin is timely identified, and the use efficiency of the assembly device is improved; through the arrangement of the thimble fixing piece, the thimble can be conveniently installed or replaced, and meanwhile, the positions of the thimble can be conveniently adjusted, so that the front ends of the four thimbles are level; the fixed block limiting part, the first threaded part, the second threaded part, the guide rail mounting part, the thimble limiting part and the thimble fixing part can be directly used for bolts, and the bolts are convenient to adjust, disassemble and install.
4. The applicability is high. The chain belt limiting groove and the limiting part are designed according to the structure of the flexible chain belt, the shape and the position of the flexible chain belt are relatively fixed before assembly, so that balls can be conveniently placed in the chain belt, the flexible chain belt can be pushed into the corresponding position in the sliding seat at one time, the assembly efficiency is greatly improved, and meanwhile, after the assembly device is used, all steps can be programmed, namely, the assembly device can adopt an automatic program to control the assembly process of the rolling element flexible retainer, so that the assembly method is high in applicability.
Drawings
FIG. 1 is a schematic perspective view of a slider;
FIG. 2 is a schematic perspective view of an assembly device according to an embodiment of the present application;
FIG. 3 is a schematic view illustrating the positions of the slide and the first guide block when the embodiment of the present application is assembled;
FIG. 4 is a schematic diagram of a front view of a first guide block according to an embodiment of the present application;
FIG. 5 is a schematic perspective view of the assembly of the fixing seat and the chain belt bin according to the embodiment of the application;
FIG. 6 is an exploded perspective view of a chain belt magazine according to an embodiment of the present application;
FIG. 7 is a schematic diagram showing the front view of the chain belt bin base and the chain belt bin cover according to the embodiment of the application;
FIG. 8 is a schematic perspective view of an embodiment of a thimble fixing member, a thimble and a second guide block according to the present application;
FIG. 9 is a schematic diagram of a front view of a second guide block according to an embodiment of the present application;
FIG. 10 is a schematic perspective exploded view of a rear carriage with a flexible chain belt assembled according to an embodiment of the present application;
FIG. 11 is a schematic view partially in section during assembly of an embodiment of the present application, with the left chain belt magazine base hidden for clearer illustration, and with the slide carriage and end cap partially in section;
fig. 12 is a partially enlarged schematic view of fig. 11 at a.
The reference numerals are: 1-fixed platform, 11-fixed block limiting piece, 2-fixed seat, 21-chain belt bin mounting groove, 211-fool-proof arc, 3-chain belt bin, 31-chain belt bin base, 311-chain belt groove, 3111-chain belt limiting groove, 312-base groove, 32-chain belt bin cover, 321-chain belt part, 322-bin cover mounting part, 323-fool-proof part, 4-first guide block, 41-limiting hole, 411-limiting part, 42-first mounting hole, 4 a-first screw piece, 5-second guide block, 51-thimble guide hole, 52-second mounting hole, 5 a-second screw piece, 6-thimble fixing block, 6 a-thimble guide rail, 6a 1-third mounting hole, 6 aa-guide rail mounting piece, 6 b-thimble limiting piece, 6 c-thimble fixing piece, 7-thimble, 9-slide, 9 a-slide guide rail, 91-end cover, 92-ball, 93-flexible chain belt.
Detailed Description
The embodiment of the application solves the problems of complicated operation and low efficiency in the assembly process of the flexible rolling element retainer in the prior art by providing the assembly device and the assembly method of the flexible rolling element retainer, and the flexible rolling element retainer is assembled into the sliding seat 9 at one time through the chain belt bin 3 and the first guide block 4.
The technical scheme in the embodiment of the application aims to solve the problems of complicated operation and low efficiency, and the overall thought is as follows:
through setting up chain belt storehouse 3, place the ball 92 into flexible chain belt 93 earlier in, then will put into the flexible chain belt 93 of ball 92 through thimble 7 and first guide block 4 and assemble to one end and installed in the slide 9 of end cover 91, mend ball 92 in flexible chain belt 93 end to end department, then install the end cover 91 of other one end again, conveniently accomplished the assemblage of rolling element flexible holder promptly.
In order to better understand the above technical solution, the following describes the above technical solution in detail with specific embodiments.
Example 1: this embodiment is a rolling element flexible cage assembly device, as shown in fig. 2 to 9, including:
a fixed platform 1;
the fixed seat 2 is fixedly arranged on the fixed platform 1, and a chain belt bin mounting groove 21 is respectively formed in the left side and the right side of the fixed seat;
the two chain belt bins 3 are detachably arranged in the chain belt bin mounting groove 21 and comprise a chain belt bin base 31 and a chain belt bin cover 32, the upper side and the lower side of the chain belt bin base 31 are respectively provided with a chain belt groove 311, and the two sides of the chain belt groove 311 are respectively provided with a chain belt limiting groove 3111;
the first guide block 4 is fixedly arranged at the front end of the fixed seat 2, a limiting hole 41 corresponding to the position of the chain belt groove 311 is formed in the first guide block, and a limiting part 411 corresponding to the position of the chain belt limiting groove 3111 is formed at the side edge of the limiting hole 41;
the second guide block 5 is fixedly arranged at the rear end of the fixed seat 2 and is provided with a thimble guide hole 51 corresponding to the position of the chain belt groove 311;
the thimble fixing block 6 is arranged on the fixing platform 1 in a front-back sliding way and is positioned at the rear side of the second guide block 5;
four ejector pins 7 which slide back and forth in the ejector pin guide holes 51 and are fixedly arranged on the ejector pin fixing block 6;
the slide guide 9a is disposed in front of the first guide block 4 and is fixedly mounted on the fixed platform 1.
The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:
as shown in fig. 1 to 12, in the present embodiment, the slide 9 in which the balls 92 (rolling elements) and the flexible chain belt 93 (flexible retainer) are to be assembled is taken as an example, by the arrangement of the detachable chain belt magazine 3, the chain belt magazine 3 can be detached first, the chain belt magazine cover 32 is opened, and then the flexible chain belt 93 is inserted into the chain belt groove 311, at this time, the chain belt limit groove 3111 can make the shape and position of the flexible chain belt 93 relatively fixed, thereby conveniently placing one of the balls 92 into the ball mounting hole of the flexible chain belt 93, the arrangement of the chain belt groove 311 can prevent the balls 92 from rolling down to other places, after the placement of the balls 92, the chain belt magazine cover 32 is covered, the balls 92 are disengaged from the ball mounting hole of the flexible chain belt 93 in the process of preventing the subsequent movement of the chain belt magazine 3, and then the chain belt magazine 3 is mounted into the chain belt magazine mounting groove 21, and the flexible chain belt 93 with the flexible chain belt 93 of the magazine 3 being built into the end cover 91 can be assembled by the guide of the first guide block 4 and the pushing of the ejector pin 7, and the slide 9 is replaced with the end cover 9 after the balls 92 are mounted into the end cover 9. In the assembling process, the process of placing the balls 92 into the flexible chain belt 93 is continuously carried out, the assembling process is convenient and quick, and in the assembling process, the four groups of flexible chain belts 93 with the balls 92 placed into the sliding seat 9 are pushed into the ball grooves of the sliding seat 9 through the four ejector pins 7 at one time, so that the assembling efficiency can be greatly improved.
Example 2: this embodiment is based on embodiment 1, and further optimizes the structure of the rolling element flexible cage assembly device, as shown in fig. 2 to 9, specifically:
the device also comprises a thimble guide rail 6a, wherein the thimble guide rail 6a is arranged at the rear side of the second guide block 5 and fixedly arranged on the fixed platform 1, and the thimble fixed block 6 slides back and forth on the thimble guide rail 6 a; through the setting of thimble guide rail 6a for thimble fixed block 6 back-and-forth slip is more smooth and easy, and makes thimble 7 sliding track more accurate, prevents that thimble 7 from leading to colliding or scraping with chain belt storehouse 3 or first guide block 4 because of the sliding track is inaccurate, can avoid flexible chain belt 93 to pass not put in place simultaneously.
The device also comprises a fixed block limiting piece 11 which is arranged at the rear side of the thimble fixed block 6 and fixedly arranged on the fixed platform 1 and is used for limiting the position of the thimble fixed block 6 which slides furthest backwards; when the thimble fixing block 6 moves to the farthest position backwards due to the arrangement of the fixing block limiting piece 11, the thimble 7 is completely withdrawn from the chain belt bin 3 and is positioned in the thimble guide hole 51, so that the thimble fixing block 6 can be directly pushed in the next assembling process without inserting the thimble 7 into the thimble guide hole 51, and the efficiency is improved, and meanwhile, the assembling device is convenient to transfer and store.
The ejector pin fixing block is characterized by further comprising an ejector pin limiting piece 6b, wherein the ejector pin limiting piece 6b is arranged on the ejector pin fixing block 6 in a threaded manner and extends out towards the front side of the ejector pin fixing block 6; through the setting of thimble locating part 6b, can conveniently adjust and control flexible chain belt 93 the distance of pushing in, make simultaneously to push into back thimble fixed block 6 and second guide block 5 between leave sufficient clearance, conveniently withdraw from thimble fixed block 6 backward.
The ejector pin fixing pieces 6c are positioned at two sides of the ejector pin fixing block 6, so that the ejector pin fixing block 6 can clamp and fix the ejector pin 7; through the setting of thimble mounting 6c, can conveniently install or change thimble 7, can conveniently adjust the position of thimble 7 simultaneously for four thimble 7 front ends parallel and level.
The inner side of the chain belt bin mounting groove 21 is provided with a fool-proof circular arc 211, and the outer side of the chain belt bin cover 32 is provided with a fool-proof part 323 matched with the fool-proof circular arc 211; the setting of preventing slow-witted circular arc 211 and preventing slow-witted portion 323 for when chain belt storehouse 3 installs to the interior direction of chain belt storehouse mounting groove 21 incorrect, unable installation is put in place, has effectively avoided the condition that the dress was reversed in the installation of chain belt storehouse 3, thereby in time discerns chain belt storehouse 3 dress and is reversed, improves the efficiency that assemblage device used.
The chain belt bin base 31 is also provided with a base groove 312; the chain belt bin cover 32 is provided with the bin cover installation part 322 matched with the base groove 312, and the chain belt bin cover 32 can be conveniently and quickly covered by the matching arrangement of the base groove 312 and the bin cover installation part 322, so that the position is accurate and does not deviate after the chain belt bin cover 32 is covered, and the balls 92 can be separated from the flexible chain belt 93 due to the deviation of the chain belt bin cover 32; the chain belt bin cover 32 is also provided with a chain belt portion 321 corresponding to the chain belt groove 311 in position, and the chain belt groove 311 does not need to be opened too deeply by the arrangement of the chain belt portion 321, so that the balls 92 can be more conveniently placed into the ball mounting holes of the flexible chain belt 93.
The first guide block 4 is also provided with a first mounting hole 42, a first screw 4a is arranged in the first mounting hole 42, and the first guide block 4 is fixedly arranged at the front end of the fixed seat 2 through the first screw 4 a; the second guide block 5 is also provided with a second mounting hole 52, a second screw thread piece 5a is arranged in the second mounting hole 52, and the second guide block 5 is fixedly arranged at the rear end of the fixed seat 2 through the second screw thread piece 5 a; the thimble guide rail 6a is provided with a third mounting hole 6a1, a guide rail mounting piece 6aa is arranged in the third mounting hole 6a1, and the thimble guide rail 6a is fixedly mounted on the fixed platform 1 through the guide rail mounting piece 6 aa.
In this embodiment, the fixing block limiting part 11, the first threaded part 4a, the second threaded part 5a, the guide rail mounting part 6aa, the thimble limiting part 6b and the thimble fixing part 6c are all bolts, which can be conveniently adjusted, detached and installed.
Example 3: this embodiment is a method for assembling a flexible cage for rolling elements, which requires the use of the assembling device of embodiment 1 or embodiment 2, as shown in fig. 1 to 12, comprising the steps of:
s1, installing an end cover 91 at one end of a sliding seat 9 to be placed with a ball 92 and a flexible chain belt 93, assembling the other end of the sliding seat 9 on a sliding seat guide rail 9a towards a first guide block 4, and pushing the sliding seat 9 to be contacted with the first guide block 4 for fixing;
s2, inserting the flexible chain belt 93 into the chain belt groove 311 along the chain belt limiting groove 3111, placing the balls 92 in the ball mounting holes of the flexible chain belt 93, covering the chain belt bin cover 32, and mounting the chain belt bin 3 with the flexible chain belt 93 and the balls 92 placed into the chain belt bin mounting groove 21;
s3, pushing the thimble fixing block 6 to move forwards, so as to drive the thimble 7 to move forwards, enabling the thimble 7 to extend into the chain belt groove 311 from the thimble guide hole 51, pushing the flexible chain belt 93 and the balls 92 therein forwards, enabling the flexible chain belt 93 to penetrate through the limit holes 41 and enter the ball grooves of the sliding seat 9 with the balls 92 therein, and enabling the flexible chain belt 93 and the balls 92 therein to be assembled into a ring shape in the sliding seat 9 under the guide of the end cover 91;
s4, the sliding seat 9 is moved forwards to withdraw from the sliding seat guide rail 9a, then the balls 92 at the joint of the head and the tail of the flexible chain belt 93 are fed in, and the end cover 91 at the other end of the sliding seat 9 is installed, so that the assembly is completed.
The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:
according to the chain belt limiting groove 3111 and the limiting part 411 which are designed according to the structure of the flexible chain belt 93 and matched with the chain belt limiting groove, the shape and the position of the flexible chain belt 93 are relatively fixed before assembly, so that the ball 92 can be conveniently placed in the chain belt, the flexible chain belt 93 can be pushed into the corresponding position in the sliding seat 9 at one time, the assembly efficiency is greatly improved, and meanwhile, after the assembly device is used, all steps can be programmed, namely, the assembly process of the assembly device on the rolling element flexible retainer can be controlled by adopting an automatic program, so that the assembly method is high in applicability.
Of course, the balls 92 shown in the embodiment are only one type of rolling elements, and when the rolling elements are in other forms such as cylindrical rollers, tapered rollers, spherical rollers, etc., the construction and method of use of the assembly device are consistent and fall within the scope of the application.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (2)
1. A rolling element flexible cage assembly device, comprising:
a fixed platform (1);
the fixed seat (2) is fixedly arranged on the fixed platform (1), and a chain belt bin mounting groove (21) is respectively formed in the left side and the right side of the fixed seat;
the two chain belt bins (3) are detachably arranged in the chain belt bin mounting groove (21) and comprise a chain belt bin base (31) and a chain belt bin cover (32), a chain belt groove (311) is respectively formed in the upper side and the lower side of the chain belt bin base (31), and a chain belt limit groove (3111) is respectively formed in the two sides of the chain belt groove (311);
the first guide block (4) is fixedly arranged at the front end of the fixed seat (2), a limiting hole (41) corresponding to the position of the chain belt groove (311) is formed in the side edge of the limiting hole (41), and a limiting part (411) corresponding to the position of the chain belt limiting groove (3111) is formed in the side edge of the limiting hole (41);
the second guide block (5) is fixedly arranged at the rear end of the fixed seat (2) and is provided with a thimble guide hole (51) corresponding to the chain belt groove (311);
the thimble fixing block (6) can be arranged on the fixing platform (1) in a front-back sliding way and is positioned at the rear side of the second guide block (5);
four ejector pins (7) which slide back and forth in the ejector pin guide holes (51) and are fixedly arranged on the ejector pin fixing block (6);
the sliding seat guide rail (9 a) is arranged at the front side of the first guide block (4) and is fixedly arranged on the fixed platform (1);
the device also comprises a thimble guide rail (6 a), wherein the thimble guide rail (6 a) is arranged at the rear side of the second guide block (5) and fixedly arranged on the fixed platform (1), and the thimble fixed block (6) slides back and forth on the thimble guide rail (6 a);
a fool-proof arc (211) is arranged on one side of the inner side of the chain belt bin mounting groove (21), and a fool-proof part (323) matched with the fool-proof arc (211) is arranged on the outer side of the chain belt bin cover (32);
the device also comprises a fixed block limiting piece (11) which is arranged at the rear side of the thimble fixed block (6) and fixedly arranged on the fixed platform (1) and is used for limiting the position of the thimble fixed block (6) which slides furthest backwards;
the ejector pin fixing device further comprises an ejector pin limiting piece (6 b), wherein the ejector pin limiting piece (6 b) is arranged on the ejector pin fixing block (6) in a threaded mode and extends out to the front side of the ejector pin fixing block (6);
the device also comprises thimble fixing pieces (6 c) which are positioned at two sides of the thimble fixing block (6) and can enable the thimble fixing block (6) to clamp and fix the thimble (7);
a base groove (312) is formed in the chain belt bin base (31); a bin cover mounting part (322) matched with the base groove (312) is arranged on the chain belt bin cover (32); the chain belt bin cover (32) is also provided with a chain belt part (321) corresponding to the chain belt groove (311);
the first guide block (4) is also provided with a first mounting hole (42), a first threaded piece (4 a) is arranged in the first mounting hole (42), and the first guide block (4) is fixedly arranged at the front end of the fixed seat (2) through the first threaded piece (4 a); a second mounting hole (52) is further formed in the second guide block (5), a second threaded piece (5 a) is arranged in the second mounting hole (52), and the second guide block (5) is fixedly mounted at the rear end of the fixed seat (2) through the second threaded piece (5 a); the thimble guide rail (6 a) is provided with a third mounting hole (6 a 1), a guide rail mounting piece (6 aa) is arranged in the third mounting hole (6 a 1), and the thimble guide rail (6 a) is fixedly mounted on the fixed platform (1) through the guide rail mounting piece (6 aa).
2. A method of assembling a flexible rolling element cage, the method comprising the steps of:
s1, installing an end cover (91) at one end of a sliding seat (9) of a ball (92) to be placed and a flexible chain belt (93), assembling the other end of the sliding seat (9) on a sliding seat guide rail (9 a) towards a first guide block (4), and pushing the sliding seat (9) to be contacted with the first guide block (4) for fixation;
s2, inserting the flexible chain belt (93) into the chain belt groove (311) along the chain belt limiting groove (3111), placing the balls (92) in ball mounting holes of the flexible chain belt (93), covering the chain belt bin cover (32), and mounting the chain belt bin (3) with the flexible chain belt (93) and the balls (92) placed in the chain belt bin mounting groove (21);
s3, pushing the thimble fixing block (6) to move forwards, so as to drive the thimble (7) to move forwards, enabling the thimble (7) to extend into the chain belt groove (311) from the thimble guide hole (51), pushing the flexible chain belt (93) and balls (92) in the flexible chain belt forward, enabling the flexible chain belt (93) to penetrate through the limit hole (41) and enter a ball groove of the sliding seat (9), and enabling the flexible chain belt (93) and the balls (92) in the flexible chain belt to be assembled into a ring shape in the sliding seat (9) under the guide of the end cover (91);
s4, the sliding seat (9) is withdrawn from the sliding seat guide rail (9 a), then balls (92) at the joint of the head and the tail of the flexible chain belt (93) are fed in, and then an end cover (91) at the other end of the sliding seat (9) is installed, so that the assembly is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311064874.9A CN116857279B (en) | 2023-08-23 | 2023-08-23 | Rolling element flexible retainer assembling device and assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311064874.9A CN116857279B (en) | 2023-08-23 | 2023-08-23 | Rolling element flexible retainer assembling device and assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116857279A CN116857279A (en) | 2023-10-10 |
| CN116857279B true CN116857279B (en) | 2023-11-28 |
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ID=88234366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311064874.9A Active CN116857279B (en) | 2023-08-23 | 2023-08-23 | Rolling element flexible retainer assembling device and assembling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116857279B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007187200A (en) * | 2006-01-11 | 2007-07-26 | Shangyin Sci & Technol Co Ltd | Chain for ball connection |
| JP2012189112A (en) * | 2011-03-09 | 2012-10-04 | Ntn Corp | Ball bearing retainer and ball bearing |
| CN111720445A (en) * | 2019-03-20 | 2020-09-29 | 精浚科技股份有限公司 | Rolling module and chain belt of linear sliding rail |
| CN214849191U (en) * | 2021-06-08 | 2021-11-23 | 乐清市昌顺电子有限公司 | Connector with fool-proof function |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4295573B2 (en) * | 2003-07-24 | 2009-07-15 | 日本トムソン株式会社 | Linear motion guidance unit |
| TWM330884U (en) * | 2007-09-07 | 2008-04-21 | Ome Technology Co Ltd | Snap-on retention structure for linear rail |
-
2023
- 2023-08-23 CN CN202311064874.9A patent/CN116857279B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007187200A (en) * | 2006-01-11 | 2007-07-26 | Shangyin Sci & Technol Co Ltd | Chain for ball connection |
| JP2012189112A (en) * | 2011-03-09 | 2012-10-04 | Ntn Corp | Ball bearing retainer and ball bearing |
| CN111720445A (en) * | 2019-03-20 | 2020-09-29 | 精浚科技股份有限公司 | Rolling module and chain belt of linear sliding rail |
| CN214849191U (en) * | 2021-06-08 | 2021-11-23 | 乐清市昌顺电子有限公司 | Connector with fool-proof function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116857279A (en) | 2023-10-10 |
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