CN203556749U - Auxiliary tool for positioning pin assembling - Google Patents
Auxiliary tool for positioning pin assembling Download PDFInfo
- Publication number
- CN203556749U CN203556749U CN201320717158.1U CN201320717158U CN203556749U CN 203556749 U CN203556749 U CN 203556749U CN 201320717158 U CN201320717158 U CN 201320717158U CN 203556749 U CN203556749 U CN 203556749U
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- China
- Prior art keywords
- pin
- positioning sleeve
- fixed head
- cursor
- auxiliary mould
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Abstract
The utility model provides an auxiliary tool for positioning pin assembling. The auxiliary tool comprises a fixing plate. One side of the fixing plate is fixedly provided with a positioning sleeve used for being arranged at the tail end of a pin in a sleeved mode. A positioning block is fixedly arranged on the positioning sleeve. A positioning clamping groove used for clamping a pin head of a cotter pin is formed in the positioning block. A rotatable rotating arm is arranged on the fixing plate and between the fixing plate and the positioning sleeve. A compression roller used for abutting against the side face of the pin is arranged on the rotating arm. The other side of the fixing plate is also provided with a driving device used for driving the rotating arm to rotate so as to enable the compression roller to rotate around the positioning sleeve. According to the auxiliary tool for positioning pin assembling, the problem that the pin is easily rotated relative to a connected piece is solved, great convenience is brought to operation, the structural quality of a positioning pin assembly formed after coiling is improved, and working efficiency can be effectively improved.
Description
Technical field
The utility model relates to machine components package technique, relates in particular to a kind of alignment pin assembling auxiliary mould.
Background technology
The general mode that adopts pin assembly to carry out pin connection such as brake lever in brake system of rail vehicle, pull bar, can relatively rotate with two parts that guarantee to be connected.
Figure 1A is the structural representation of the pin in Assembly of pin; Figure 1B is the structural representation of the split pin in Assembly of pin; As Figure 1A and Figure 1B, pin assembly generally comprises columned pin 11 and is radially arranged in the split pin 12 of pin, during use, pin 11 can be run through to the circular hole on two parts that needs connect, and by split pin 12 through the through hole 13 of pin 11 bottoms with to pin 11 axial limitings.And, the microscler substrate of general employing is bent to form flat-shaped split pin 12, split pin one end is that plunger 14, the other end of cast forms pin tail 15 by substrate stacked, in split pin 12, through after pin 11, needs the substrate end of pin tail 15 to break into two with one's hands in the opposite direction and coil on pin 11 surfaces; To prevent its loss.
But owing to being face of cylinder matched in clearance between pin 11 and the circular hole of connected piece, pin 11 can rotate in circular hole, thereby cause at the operating difficulties that the substrate disc of split pin pin tail is rolled onto to pin 11 surfaces the poor and inefficiency of Forming Quality.
Utility model content
For above-mentioned defect of the prior art, the utility model provides a kind of alignment pin assembling auxiliary mould, for pin and the split pin of alignment pin assembly, prevents that it from rotating relatively, and then the convenient operation of coiling to split pin pin tail, improve Forming Quality and operating efficiency.
The utility model provides a kind of alignment pin assembling auxiliary mould, comprising: fixed head, and described fixed head one side is fixedly installed and is useful on the sheathed positioning sleeve to pin tail end; On described positioning sleeve, be fixedly installed locating piece, on described locating piece, be formed with the locating groove of the plunger for engaging split pin; On described fixed head and between described fixed head and described positioning sleeve, be provided with rotatable cursor, on described cursor, be provided with the pressure roller for compressing described pin side; The opposite side of described fixed head is also provided with for driving cursor to rotate so that the drive unit that described pressure roller rotates around described positioning sleeve.
Alignment pin assembling auxiliary mould as above, preferably, described positioning sleeve is the annulus mating with described pin, the central shaft of described annulus is perpendicular to described fixed head.
Alignment pin assembling auxiliary mould as above, preferably, described locating piece is fixedly installed on described positioning sleeve and deviates from described fixed head one side, described locating piece comprises that described locating groove is opened on described curved surfaces and described end face and with the plunger of described split pin and matches towards curved surfaces described positioning sleeve center, that match with described pin side and the end face parallel with described fixed head.
Alignment pin assembling auxiliary mould as above, preferably, described cursor one end is fixedly installed mandrel, and described mandrel is rotatably located on described fixed head, and described mandrel is positioned on the central shaft of described positioning sleeve; The other end of described cursor is fixedly installed the roll shaft extending along described turning set central shaft, and described pressure roller is rotatably set on described roll shaft.
Alignment pin assembling auxiliary mould as above, preferably, described drive unit is hydraulic motor, the output shaft of described hydraulic motor is fixedly connected with described mandrel.
Alignment pin assembling auxiliary mould as above, preferably, described fixed head is fixedly connected with the shell of described drive unit by bolt.
The alignment pin assembling auxiliary mould that the utility model provides, can be reliably fixing by positioning sleeve and locating groove coupled columns pin assemblies, by pressure roller, rotated coiling of split pin simultaneously, overcome the problem that pin easily rotates relative to connected piece, greatly facilitate operation, improved and coiled rear formation pin assembly architecture quality, and can effectively increase work efficiency.
Accompanying drawing explanation
Figure 1A is the structural representation of the pin in Assembly of pin;
Figure 1B is the structural representation of the split pin in Assembly of pin;
Fig. 2 is the structural representation of the utility model alignment pin assembling auxiliary mould embodiment;
Fig. 3 is the structural representation of positioning sleeve and fixed head in Fig. 2;
Fig. 4 is the structural representation of cursor in Fig. 2;
Fig. 5 is the assembling schematic diagram of Assembly of pin to be coiled;
Fig. 6 is the scheme of installation that alignment pin embodiment illustrated in fig. 2 is assembled auxiliary mould and Assembly of pin;
Fig. 7 is the schematic diagram after utilizing the alignment pin assembling auxiliary mould of embodiment described in Fig. 2 to coil.
The specific embodiment
Fig. 2 is the structural representation of the utility model alignment pin assembling auxiliary mould embodiment; Fig. 3 is the structural representation of positioning sleeve and fixed head in Fig. 2; Please refer to Fig. 2 and Fig. 3, the present embodiment provides a kind of alignment pin assembling auxiliary mould, comprising: fixed head 2, and fixed head 2 one sides are fixedly installed and are useful on the sheathed positioning sleeve 3 to pin tail end; On positioning sleeve, be fixedly installed locating piece 31, on locating piece 31, be formed with the locating groove 310 of the plunger for engaging split pin; On fixed head 2 and between fixed head 2 and positioning sleeve 3, be provided with rotatable cursor 4, on cursor, be provided with the pressure roller 41 for compressing pin side; The opposite side of fixed head 2 is also provided with for driving cursor 4 to rotate so that the drive unit 5 that pressure roller 41 rotates around positioning sleeve 3.
Particularly, fixed head 2 can be greater than for area the flat board of pin end face, and positioning sleeve 3 and cursor 4 can be positioned at the same side of fixed head 2, and drive unit can be fixed head opposite side.Positioning sleeve 3 can be the annulus mating with pin, and the size of positioning sleeve 3 can match with pin side circumference, upper so that positioning sleeve 3 covers are set to pin outside, and the central shaft of circular positioning sleeve 3 is perpendicular to described fixed head; Wherein the central shaft of positioning sleeve 3 referred to positioning sleeve 3 centers and the straight line perpendicular to positioning sleeve 3 place planes, when positioning sleeve 3 is that while having the cylindrical drum of certain length, this central shaft is the rotary middle spindle of this cylindrical drum; And this central shaft can be parallel with the thickness direction of fixed head.
Further, locating piece 31 can be fixedly installed on the inner side of positioning sleeve 3 or front side, rear side along central shaft, on it, can offer the locating groove 310 with split pin plunger form fit, so that positioning sleeve 3 cover is set on pin, the plunger of the ring-type of the split pin of this pin tail end can just be contained in locating groove 310, thereby make can not relatively rotate between positioning sleeve 3 and split pin.
4 of cursors can be located on the protruding post on fixed head 2 one side surfaces by turning set, rotatable to guarantee cursor 4; Pressure roller 41 can be arranged on cursor 4 and be positioned at the position of positioning sleeve 3 peripheries, and, the rotary middle spindle of cursor 4 can be coaxial with the central shaft of positioning sleeve 3, so that cursor 4 is when rotate, pressure roller 41 can rotate around fixed cover 3, and, pressure roller 41 can be determined according to the substrate thickness of pin and split pin afterbody to the distance of positioning sleeve 3, so that the substrate of split pin can be pressed on to pin side by pressure roller 41, in the process of rotating around positioning sleeve 3 at pressure roller 41, also the substrate of split pin is pressed into the circular arc with the laminating of pin side circumference.In addition, cursor 4 can be between positioning sleeve 3 and fixed head 2, not interfere pin to extend in positioning sleeve 3.
Drive unit can adopt motor, hydraulic motor that can outputting rotary power etc., and to drive cursor 4 to rotate, fixed head 2 can be fixedly connected with the shell of drive unit by bolt.
Fig. 5 is the assembling schematic diagram of Assembly of pin to be coiled; While utilizing alignment pin assembling auxiliary mould that the present embodiment provides to position pin assemblies to install, please refer to Fig. 2, Fig. 3 and Fig. 5, can split pin 12 be inserted in the flat hole of pin 11 bottoms in advance, plunger and pin tail are divided into and stretch out pin 11 both sides; Then, can utilize existing dowelled spanner and distribution spanner split pin 12 is sold to tail substrate two ends respectively towards oppositely breaking into two with one's hands, when utilizing the fixing pin of dowelled spanner 11, utilize a point dish pin spanner to be inserted between split pin 12 afterbody substrate two ends, and bend in the opposite direction substrate two ends, form structure as shown in Figure 5.The follow-up frock that just can utilize the present embodiment is sold tail to split pin 12 and is coiled, specifically can comprise: positioning sleeve 3 is set to pin 11 tail ends, and the plunger that makes split pin 12 is fastened in the locating groove 310 on locating piece 31, make pressure roller be positioned at pin 11 outsides, the substrate two ends outside breaking split pin 12 into two with one's hands and sell tail simultaneously, form structure as shown in Figure 6; Then, utilize drive unit to drive cursor 4 to rotate the first angle with counterclockwise (clockwise) direction, in this process, pressure roller 41 just can be coiled in pin 11 sides by a substrate part for split pin 12 gradually, finally drive again cursor 4 to rotate the second angle with clockwise (counterclockwise) direction, so that substrate another part of split pin 12 is coiled on pin 11 sides, form structure as shown in Figure 7.Wherein the first angle and the second angle and can be more than or equal to 270 ° so that split pin 12 is coiled in the part of pin 11 sides, reach the more than 3/4ths of pin 11 whole circumference.
The alignment pin assembling auxiliary mould that the present embodiment provides, can be reliably fixing by positioning sleeve and locating groove coupled columns pin assemblies, by pressure roller, rotated coiling of split pin simultaneously, overcome the problem that pin easily rotates relative to connected piece, greatly facilitate operation, improved and coiled rear formation pin assembly architecture quality, and can effectively increase work efficiency.
Further, locating piece 31 can be fixedly installed on the side that positioning sleeve 3 deviates from fixed head 2, locating piece 31 comprises that locating groove 310 is opened on curved surfaces 311 and end face 312 and with the plunger of split pin and matches towards curved surfaces 311 positioning sleeve 3 centers, that match with pin side and the end face 312 parallel with fixed head 2.Be that the corresponding curved surfaces 311 of locating groove 310 and end face 312 form respectively opening, so that split pin plunger enters into locating groove 310 more easily, when realizing by the reliable limit opening pin of locating groove 310 front and rear wall plunger, further facilitate operation.
Further, as shown in Figure 2 and Figure 4, cursor 4 one end are fixedly installed mandrel 42, and mandrel 42 is rotatably located on fixed head 2, and mandrel 42 is positioned on the central shaft of positioning sleeve 3; The other end of cursor 4 is fixedly installed the roll shaft 401 extending along positioning sleeve 3 central shafts, and pressure roller 41 is rotatably set on roll shaft 401; Drive unit 5 can be hydraulic motor, and the output shaft of hydraulic motor can axially stretch out and be fixedly connected with by flat key with mandrel along positioning sleeve 3; By hydraulic motor output shaft, drive mandrel 42 together to rotate, and hydraulic motor output torque is large, control is convenient, also can realize easily forward, reversion, has further facilitated operation, has improved operating efficiency.
Finally it should be noted that: above each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of the each embodiment technical scheme of the utility model.
Claims (6)
1. an alignment pin assembling auxiliary mould, is characterized in that, comprising: fixed head, and described fixed head one side is fixedly installed and is useful on the sheathed positioning sleeve to pin tail end; On described positioning sleeve, be fixedly installed locating piece, on described locating piece, be formed with the locating groove of the plunger for engaging split pin; On described fixed head and between described fixed head and described positioning sleeve, be provided with rotatable cursor, on described cursor, be provided with the pressure roller for compressing described pin side; The opposite side of described fixed head is also provided with for driving cursor to rotate so that the drive unit that described pressure roller rotates around described positioning sleeve.
2. alignment pin assembling auxiliary mould according to claim 1, is characterized in that, described positioning sleeve is the annulus mating with described pin, and the central shaft of described annulus is perpendicular to described fixed head.
3. alignment pin assembling auxiliary mould according to claim 2, it is characterized in that, described locating piece is fixedly installed on described positioning sleeve and deviates from described fixed head one side, described locating piece comprises that described locating groove is opened on described curved surfaces and described end face and with the plunger of described split pin and matches towards curved surfaces described positioning sleeve center, that match with described pin side and the end face parallel with described fixed head.
4. alignment pin assembling auxiliary mould according to claim 3, it is characterized in that, described cursor one end is fixedly installed mandrel, and described mandrel is rotatably located on described fixed head, and described mandrel is positioned on the central shaft of described positioning sleeve; The other end of described cursor is fixedly installed the roll shaft extending along described turning set central shaft, and described pressure roller is rotatably set on described roll shaft.
5. alignment pin assembling auxiliary mould according to claim 4, is characterized in that, described drive unit is hydraulic motor, and the output shaft of described hydraulic motor is fixedly connected with described mandrel.
6. according to the arbitrary described alignment pin assembling of claim 1-5 auxiliary mould, it is characterized in that, described fixed head is fixedly connected with the shell of described drive unit by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717158.1U CN203556749U (en) | 2013-11-14 | 2013-11-14 | Auxiliary tool for positioning pin assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320717158.1U CN203556749U (en) | 2013-11-14 | 2013-11-14 | Auxiliary tool for positioning pin assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203556749U true CN203556749U (en) | 2014-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320717158.1U Expired - Fee Related CN203556749U (en) | 2013-11-14 | 2013-11-14 | Auxiliary tool for positioning pin assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203556749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203486A (en) * | 2018-08-30 | 2019-01-15 | 青岛盈科精密橡塑有限公司 | A kind of application method of cross cutting welding fusion device |
-
2013
- 2013-11-14 CN CN201320717158.1U patent/CN203556749U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203486A (en) * | 2018-08-30 | 2019-01-15 | 青岛盈科精密橡塑有限公司 | A kind of application method of cross cutting welding fusion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20161114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |