CN108253036B - Jaw synchronizer combined sliding block - Google Patents
Jaw synchronizer combined sliding block Download PDFInfo
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- CN108253036B CN108253036B CN201810140596.3A CN201810140596A CN108253036B CN 108253036 B CN108253036 B CN 108253036B CN 201810140596 A CN201810140596 A CN 201810140596A CN 108253036 B CN108253036 B CN 108253036B
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- spring
- hole
- synchronizer
- steel ball
- mounting seat
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
Abstract
The invention discloses a claw-type synchronizer combined sliding block, which comprises a spring, a synchronizer push block, a steel ball and a spring mounting seat, wherein a connecting block is arranged on the bottom surface of the synchronizer push block, a mounting through hole extending from bottom to top is formed in the bottom surface of the connecting block, the upper port of the mounting through hole is positioned between two meshing teeth, the mounting through hole extends upwards to the middle part of the tooth side surface of the meshing teeth, the diameter of the upper port of the mounting through hole is smaller than the diameter of the steel ball, and the diameter of the steel ball is smaller than the diameters of the hole body and the lower port of the mounting through hole; the upper ends of the two side walls of the spring mounting seat are respectively provided with a claw, the two sides of the connecting block are respectively provided with a clamping groove, and the bottom of the spring mounting seat is provided with a spring limiting boss; the lower end of the spring is sleeved on the spring limiting boss, the steel ball is propped in the installation through hole by the upper end of the spring, and the spring installation seat presses the connecting block until the clamping jaw is clamped in the corresponding clamping groove, at the moment, the steel ball is propped by the spring at the upper port of the installation through hole. The method is suitable for synchronizers.
Description
Technical Field
The invention relates to a sliding block for a synchronizer, in particular to a jaw-type synchronizer combined sliding block.
Background
The synchronizer sliding block is used as a presynchronization component of the synchronizer, is applied to a manual transmission, a mechanical automatic transmission and a double-clutch transmission, is one of core parts in the transmission, and the stability and the reliability of the synchronizer sliding block directly influence the quality and the service life of the synchronizer.
Currently, the existing synchronizer sliders are generally of a distributed structure, as shown in fig. 8: during assembly, one end of the spring 1 is firstly arranged in a spring hole on the gear hub a, then the other end of the spring 1 is arranged in the synchronizer pushing block 2, the steel ball 3 is arranged in the synchronizer pushing block, and then the sliding gear sleeve b is assembled after the steel ball 3 is pressed by a tool. Therefore, the assembly process is complex, the steel ball 3 is easy to fall off, and the assembly is very difficult.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provides a jaw synchronizer combined sliding block.
In order to achieve the above purpose, the claw-type synchronizer combined sliding block provided by the invention comprises a spring, a synchronizer push block and a steel ball, wherein a connecting block is arranged on the bottom surface of the synchronizer push block, a mounting through hole extending upwards from bottom to top is formed in the bottom surface of the connecting block, the upper port of the mounting through hole is positioned on the synchronizer push block and corresponds to the position between two meshing teeth on the top surface of the synchronizer push block, the mounting through hole extends upwards to the position in the middle of the tooth side surface of the meshing teeth, the diameter of the upper port of the mounting through hole is smaller than that of the steel ball, and the diameter of the steel ball is smaller than that of a hole body and a lower port of the mounting through hole;
the spring mounting seat is characterized by further comprising a spring mounting seat with a U-shaped structure, wherein clamping claws are respectively and inwards bent at the upper ends of two side walls of the spring mounting seat, clamping grooves matched with the clamping claws are respectively arranged at two sides of the connecting block, and a spring limiting boss for mounting the spring is arranged at the bottom of the spring mounting seat at a position corresponding to the mounting through hole;
the lower end of the spring is sleeved on the spring limiting boss, the steel ball is propped in the installation through hole by the upper end of the spring, the spring installation seat is pressed towards the connecting block until the clamping jaw is clamped in the corresponding clamping groove, and at the moment, the steel ball is propped by the spring to be pressed at the upper port of the installation through hole.
The diameter of the upper port of the mounting through hole is designed to be smaller than that of the steel ball, so that the steel ball cannot fall out from the upper port of the mounting through hole, meanwhile, a connecting block is additionally arranged on the bottom surface of the synchronizer push block, and the spring mounting seat is connected through a claw structure formed by a claw and a clamping groove, so that the lower end of the spring can be mounted in the spring mounting seat, and the upper end of the spring pushes the steel ball against the upper port of the mounting through hole, so that the sliding block is of an integral structure and cannot be scattered; in addition, during installation, the lower end of the spring is only required to be installed in the base, then the steel ball is propped against the installation through hole by the upper end of the spring, and finally the spring installation seat is pressed towards the connecting block until the clamping jaw is clamped in the clamping groove, so that the whole assembly process is very simple; in addition, as the spring mounting seat and the synchronizer push block are of a split type structure, the spring mounting seat can be independently designed and processed, so that the processing is simpler, and the size of the spring mounting seat can be designed smaller when the spring mounting seat is independently designed and processed, so that the cost is reduced, and the structure of the sliding block is more compact; finally, the spring limiting boss is additionally arranged at the bottom of the spring mounting seat, so that the spring can be positioned, the spring is convenient to mount, and the spring can be prevented from falling off.
In the above scheme, the clamping part of the clamping groove and the clamping claw is of an inclined surface structure. Through designing the clamping part of draw-in groove and jack catch as inclined plane structure, can prevent like this that the jack catch from taking place to loosen.
In the above scheme, grooves are respectively formed in the bottoms of the two side faces of the synchronizer pushing block. Through offer a recess respectively in the both sides face bottom of synchronous ware ejector pad, alleviateed the weight of synchronous ware ejector pad on the one hand greatly like this, on the other hand has provided operating space for the dismantlement of spring mounting seat, has made things convenient for the maintenance of later stage.
In the above scheme, the single side wall upper end of spring mount pad all is equipped with two interval arrangement's jack catch, also all be equipped with two interval arrangement's on the corresponding unilateral face of connecting block draw-in groove. Two clamping claws which are arranged at intervals are designed at the upper end of the single side wall of the spring mounting seat, so that the clamping claws can be effectively prevented from sliding along the clamping grooves, and the sliding block can be further prevented from being scattered.
In the above scheme, the diameter of the steel ball is larger than the inner diameter of the spring.
In the above scheme, the spring limiting boss and the spring mounting seat are of an integrated structure. Through designing spacing boss of spring and spring mount pad as an organic whole structure, improved production efficiency like this greatly.
In the scheme, the spring limiting boss is formed by stamping and stretching the bottom surface upwards. The spring limiting boss is designed to be formed by stamping and stretching from the bottom surface upwards, so that the production cost is reduced.
In the scheme, the outer diameter of the spring limiting boss is matched with the inner diameter of the spring.
In the scheme, the clamping jaw and the spring mounting seat are of an integrated structure, and the clamping jaw and the spring mounting seat are made of elastic steel plates. The clamping claw and the spring mounting seat are designed to be made of elastic steel plates, so that clamping of the clamping claw is facilitated.
In the above scheme, the spring mounting seat, the claw and the spring limiting boss are of an integrated structure. Through designing spring mount pad, jack catch and spacing boss of spring as an organic whole structure, improved production efficiency like this further.
The technical scheme provided by the invention has the beneficial effects that:
1. the diameter of the upper port of the mounting through hole is designed to be smaller than that of the steel ball, so that the steel ball cannot fall out from the upper port of the mounting through hole, meanwhile, a connecting block is additionally arranged on the bottom surface of the synchronizer push block, and the spring mounting seat is connected through a claw structure formed by a claw and a clamping groove, so that the lower end of the spring can be mounted in the spring mounting seat, and the upper end of the spring pushes the steel ball against the upper port of the mounting through hole, so that the sliding block is of an integral structure and cannot be scattered;
2. during installation, the lower end of the spring is installed in the base, the steel ball is propped against the installation through hole by the upper end of the spring, and finally the spring installation seat is pressed towards the connecting block until the clamping jaw is clamped in the clamping groove, so that the whole assembly process is very simple;
3. because the spring mounting seat and the synchronizer push block are of split type structures, the spring mounting seat can be designed and processed independently, so that the processing is simpler, and the size of the spring mounting seat can be designed smaller when the spring mounting seat is designed and processed independently, so that the cost is reduced, and the structure of the sliding block is more compact;
4. the spring limiting boss is additionally arranged at the bottom of the spring mounting seat, so that the spring can be positioned, the spring is convenient to mount, and the spring can be prevented from falling off;
5. the clamping part of the clamping groove and the clamping jaw is designed to be of an inclined surface structure, so that the clamping jaw can be effectively prevented from loosening;
6. the bottoms of the two side surfaces of the synchronizer push block are respectively provided with the groove, so that the weight of the synchronizer push block is greatly reduced, and an operation space is provided for the disassembly of the spring mounting seat, thereby facilitating the later maintenance;
7. two clamping claws which are arranged at intervals are designed at the upper end of the single side wall of the spring mounting seat, so that the clamping claws can be effectively prevented from sliding along the clamping grooves, and the sliding block can be further prevented from being scattered;
8. the spring limiting boss and the spring mounting seat are designed into an integrated structure, so that the production efficiency is greatly improved;
9. the spring limiting boss is designed to be formed by stamping and stretching from the bottom surface upwards, so that the production cost is reduced;
10. the clamping jaw and the spring mounting seat are designed to be made of elastic steel plates, so that clamping of the clamping jaw is facilitated;
11. through designing spring mount pad, jack catch and spacing boss of spring as an organic whole structure, improved production efficiency like this further.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is a schematic diagram of an explosive structure according to the present invention;
FIG. 4 is a schematic diagram of the structure of a synchronizer push block;
FIG. 5 is a schematic view of another view angle structure of the synchronizer push block;
FIG. 6 is a schematic view of the structure of a spring mount;
FIG. 7 is a schematic cross-sectional view of a spring mount;
fig. 8 is a schematic diagram of an assembly structure of a conventional slider mechanism.
In the figure: the device comprises a spring 1, a synchronizer push block 2, a connecting block 2a, meshing teeth 2b, a clamping groove 2c, a groove 2d, a steel ball 3, an installation through hole 4, an upper port 4a, a hole body 4b, a lower port 4c, a spring installation seat 5, a claw 5a, a spring limiting boss 5b, a tooth hub a and a sliding tooth sleeve b.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, which should not be construed as limiting the invention.
Examples: the claw-type synchronizer combined sliding block comprises a spring 1, a synchronizer push block 2 and a steel ball 3, wherein a connecting block 2a is arranged on the bottom surface of the synchronizer push block 2, a mounting through hole 4 extending from bottom to top is formed in the bottom surface of the connecting block 2a, an upper port 4a of the mounting through hole 4 is positioned on the synchronizer push block 2 corresponding to a position between two meshing teeth 2b on the top surface of the synchronizer push block, the mounting through hole 4 extends upwards to a position in the middle of the tooth side surface of the meshing teeth 2b, the diameter of an upper port 4a of the mounting through hole 4 is smaller than the diameter of the steel ball 3, and the diameter of the steel ball 3 is smaller than the diameters of a hole body 4b and a lower port 4c of the mounting through hole 4;
the spring mounting seat 5 is of a U-shaped structure, clamping claws 5a are respectively and inwards bent at the upper ends of two side walls of the spring mounting seat 5, clamping grooves 2c matched with the clamping claws 5a are respectively formed in two sides of the connecting block 2a, and a spring limiting boss 5b for mounting the spring 1 is arranged at the bottom of the spring mounting seat 5 at a position corresponding to the mounting through hole 4;
the lower end of the spring 1 is sleeved on the spring limiting boss 5b, the steel ball 3 is propped in the installation through hole 4 by the upper end of the spring 1, the spring installation seat 5 presses towards the connecting block 2a until the claw 5a is clamped in the corresponding clamping groove 2c, and at the moment, the steel ball 3 is propped by the spring 1 at the upper port 4a of the installation through hole 4.
The diameter of the upper port 4a of the mounting through hole 4 is designed to be smaller than the diameter of the steel ball 3, so that the steel ball 3 cannot fall out from the upper port 4a of the mounting through hole 4, meanwhile, a connecting block 2a is additionally arranged on the bottom surface of the synchronizer pushing block 2, and a spring mounting seat 5 is connected through a claw structure formed by a claw 5a and a clamping groove 2c, so that the lower end of the spring 1 can be mounted in the spring mounting seat 5, and the upper end of the spring 1 pushes the steel ball 3 against the upper port 4a of the mounting through hole 4, so that the slider is of an integral structure and the problem of falling apart cannot occur; in addition, during installation, the lower end of the spring 1 is only required to be installed in the base 5a, then the steel ball 3 is propped against the installation through hole 4 by the upper end of the spring 1, and finally the spring installation seat 5 is pressed towards the connecting block 2a until the claw 5a is clamped in the clamping groove 2c, so that the whole assembly process is very simple; in addition, because the spring mounting seat 5 and the synchronizer pushing block 2 are of a split type structure, the spring mounting seat 5 can be independently designed and processed, so that the processing is simpler, and when the spring mounting seat 5 is independently designed and processed, the size of the spring mounting seat 5 can be designed smaller, so that the cost is reduced, and the structure of the sliding block is more compact; finally, through adding the spacing boss 5b of spring in the bottom of spring mount pad 5, can play the locate action to spring 1 like this to make things convenient for spring 1's installation, also can avoid spring 1 to deviate from.
The clamping part between the clamping groove 2c and the clamping claw 5a is of an inclined surface structure. By designing the engaging portion of the engaging groove 2c and the claw 5a to have an inclined surface structure, the claw 5a can be effectively prevented from coming loose. Grooves 2d are respectively formed in the bottoms of the two side faces of the synchronizer push block 2. Through offer a recess 2d respectively in the both sides face bottom of synchronous ware ejector pad 2, so on the one hand has alleviateed synchronous ware ejector pad 2's weight greatly, on the other hand has provided operating space for the dismantlement of spring mount pad 5, has made things convenient for later maintenance. The upper end of the single side wall of the spring mounting seat 5 is provided with two clamping claws 5a which are arranged at intervals, and the corresponding single side face of the connecting block 2a is also provided with two clamping grooves 2c which are arranged at intervals. By designing two claws 5a arranged at intervals at the upper end of the single side wall of the spring mounting seat 5, the claws 5a can be effectively prevented from sliding along the clamping grooves 2c, and therefore the sliding block can be further prevented from falling apart.
The diameter of the steel ball 3 is larger than the inner diameter of the spring 1.
The spring limiting boss 5b and the spring mounting seat 5 are of an integral structure. Through designing the spacing boss 5b of spring and the spring mount pad 5 as an organic whole structure, improved production efficiency greatly like this. The spring limiting boss 5b is formed by stamping and stretching the bottom surface upwards. The spring limiting boss 5b is designed to be formed by stamping and stretching from the bottom surface upwards, so that the production cost is reduced. The outer diameter of the spring limit boss 5b is matched with the inner diameter of the spring 1.
The claw 5a and the spring mounting seat 5 are of an integral structure, and the claw 5a and the spring mounting seat 5 are made of elastic steel plates. By designing the claw 5a and the spring mount 5 to be made of an elastic steel plate, the clamping of the claw 5a is facilitated. The spring mounting seat 5, the claw 5a and the spring limiting boss 5b are of an integrated structure. Through designing spring mount pad 5, jack catch 5a and spacing boss 5b of spring as an organic whole structure, like this further improves production efficiency.
In the embodiment, the diameter of the upper port 4a of the mounting through hole 4 is designed to be smaller than that of the steel ball 3, so that the steel ball 3 cannot fall out from the upper port 4a of the mounting through hole 4, meanwhile, the connecting block 2a is additionally arranged on the bottom surface of the synchronizer pushing block 2, and the spring mounting seat 5 is connected through a claw structure formed by the claw 5a and the clamping groove 2c, so that the lower end of the spring 1 can be mounted in the spring mounting seat 5, and the upper end of the spring 1 pushes the steel ball 3 against the upper port 4a of the mounting through hole 4, so that the sliding block is of an integral structure and the problem of falling off cannot occur; during installation, the lower end of the spring 1 is installed in the base 5a, the steel ball 3 is propped against the installation through hole 4 by the upper end of the spring 1, and finally the spring installation seat 5 is pressed towards the connecting block 2a until the claw 5a is clamped in the clamping groove 2c, so that the whole assembly process is very simple; because the spring mounting seat 5 and the synchronizer push block 2 are of a split type structure, the spring mounting seat 5 can be independently designed and processed, so that the processing is simpler, and when the spring mounting seat 5 is independently designed and processed, the size of the spring mounting seat 5 can be designed smaller, so that the cost is reduced, and the structure of the sliding block is more compact; through adding the spacing boss 5b of spring in the bottom of spring mount pad 5, can play the locate action to spring 1 like this to make things convenient for spring 1's installation, also can avoid spring 1 to deviate from.
In addition, the clamping part of the clamping groove 2c and the clamping jaw 5a is designed to be of an inclined surface structure, so that the clamping jaw 5a can be effectively prevented from loosening; the bottoms of the two side surfaces of the synchronizer push block 2 are respectively provided with the groove 2d, so that the weight of the synchronizer push block 2 is greatly reduced, and an operation space is provided for the disassembly of the spring mounting seat 5, thereby facilitating the later maintenance; by designing two claws 5a arranged at intervals at the upper end of the single side wall of the spring mounting seat 5, the claws 5a can be effectively prevented from sliding along the clamping grooves 2c, and therefore the sliding block can be further prevented from falling apart.
Finally, the spring limiting boss 5b and the spring mounting seat 5 are designed into an integrated structure, so that the production efficiency is greatly improved; the spring limit boss 5b is designed to be formed by stamping and stretching from the bottom surface upwards, so that the production cost is reduced; the clamping claw 5a and the spring mounting seat 5 are designed to be made of elastic steel plates, so that the clamping claw 5a is convenient to clamp; through designing spring mount pad 5, jack catch 5a and spacing boss 5b of spring as an organic whole structure, like this further improves production efficiency.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (6)
1. The utility model provides a jack catch type synchronizer combined sliding block, includes spring (1), synchronizer push block (2) and steel ball (3), its characterized in that, be equipped with connecting block (2 a) on the bottom surface of synchronizer push block (2), set up on the bottom surface of connecting block (2 a) from lower upwards installation through-hole (4), the upper port (4 a) of installation through-hole (4) is located on synchronizer push block (2) correspond the position between two meshing teeth (2 b) on its top surface, installation through-hole (4) upwards extend to the position of the flank middle part of meshing teeth (2 b), the diameter of the upper port (4 a) of installation through-hole (4) is less than the diameter of steel ball (3), the diameter of steel ball (3) is less than the diameter of the pore body (4 b) and the lower port (4 c) of installation through-hole (4).
The spring mounting seat (5) is of a U-shaped structure, clamping claws (5 a) are respectively and inwards bent at the upper ends of two side walls of the spring mounting seat (5), clamping grooves (2 c) matched with the clamping claws (5 a) are respectively formed in two sides of the connecting block (2 a), and a spring limiting boss (5 b) for mounting the spring (1) is arranged at the bottom of the spring mounting seat (5) at a position corresponding to the mounting through hole (4);
the lower end of the spring (1) is sleeved on the spring limiting boss (5 b), the steel ball (3) is propped in the mounting through hole (4) by the upper end of the spring (1), the spring mounting seat (5) is pressed towards the connecting block (2 a) until the claw (5 a) is clamped in the corresponding clamping groove (2 c), and at the moment, the steel ball (3) is propped against the upper port (4 a) of the mounting through hole (4) by the spring (1);
clamping groove (2 c) with the joint portion of jack catch (5 a) is the inclined plane structure, the both sides face bottom of synchronous ware ejector pad (2) is equipped with recess (2 d) respectively, the single lateral wall upper end of spring mount pad (5) all is equipped with two interval arrangement jack catch (5 a), also all be equipped with two interval arrangement on the corresponding unilateral face of connecting block (2 a) draw-in groove (2 c), jack catch (5 a) with spring mount pad (5) structure as an organic whole, just jack catch (5 a) with spring mount pad (5) are by elastic steel plate manufacturing.
2. Jaw synchronizer combination slide as claimed in claim 1, characterized in that the diameter of the steel ball (3) is larger than the inner diameter of the spring (1).
3. The jaw synchronizer combination slider of claim 1 wherein the spring stop boss (5 b) is integrally formed with the spring mount (5).
4. A jaw synchronizer combination slider as claimed in claim 3, wherein the spring limit boss (5 b) is formed by punching and stretching from the bottom surface upwards.
5. A jaw synchronizer combination slider as claimed in claim 3, wherein the outer diameter of the spring limit boss (5 b) is matched with the inner diameter of the spring (1).
6. The jaw synchronizer combination slider of claim 1 wherein the spring mount (5), the jaw (5 a), and the spring stop boss (5 b) are of unitary construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140596.3A CN108253036B (en) | 2018-02-11 | 2018-02-11 | Jaw synchronizer combined sliding block |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810140596.3A CN108253036B (en) | 2018-02-11 | 2018-02-11 | Jaw synchronizer combined sliding block |
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| Publication Number | Publication Date |
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| CN108253036A CN108253036A (en) | 2018-07-06 |
| CN108253036B true CN108253036B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810140596.3A Active CN108253036B (en) | 2018-02-11 | 2018-02-11 | Jaw synchronizer combined sliding block |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113483033B (en) * | 2021-06-28 | 2022-07-08 | 重庆长安汽车股份有限公司 | Unilateral synchronizer |
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|---|---|---|---|---|
| GB331258A (en) * | 1929-03-26 | 1930-06-26 | Arthur Alltree | Improvements in and relating to power transmission mechanism for motor cycles and the like |
| LU43696A1 (en) * | 1962-06-12 | 1963-07-08 | ||
| US4776228A (en) * | 1986-07-07 | 1988-10-11 | Chrysler Motors Corporation | Strutless synchronizer |
| DE3737578A1 (en) * | 1986-11-20 | 1988-05-26 | Zahnradfabrik Friedrichshafen | Sliding-dog clutch with inertia-lock synchronising mechanism |
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| CN107630945A (en) * | 2017-09-05 | 2018-01-26 | 十堰同创传动技术有限公司 | A kind of synchronizer assembly |
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| Publication number | Publication date |
|---|---|
| CN108253036A (en) | 2018-07-06 |
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