CN203077011U - Novel brake shoe drilling clamp - Google Patents
Novel brake shoe drilling clamp Download PDFInfo
- Publication number
- CN203077011U CN203077011U CN 201320093191 CN201320093191U CN203077011U CN 203077011 U CN203077011 U CN 203077011U CN 201320093191 CN201320093191 CN 201320093191 CN 201320093191 U CN201320093191 U CN 201320093191U CN 203077011 U CN203077011 U CN 203077011U
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- CN
- China
- Prior art keywords
- rotary disk
- chuck body
- workpiece
- anchor clamps
- novel brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a novel brake shoe drilling clamp. The novel brake shoe drilling clamp comprises a clamp body, wherein a rotary shaft is rotatably connected with the clamp body; a rotary disk is mounted on one end of the rotary shaft; and a location device for limiting the rotary disk is mounted on one side of the clamp body close to the rotary disk. The clamp with a location indexing structure is simple to operate, and can lower the labor intensity of operators and improve the processing efficiency. Meanwhile, the novel brake shoe drilling clamp is simplified in structure and can greatly lower the manufacture cost in comparison with clamps in the conventional background art.
Description
Technical field
The utility model relates to a kind of brake-shoe ironworking anchor clamps, relates in particular to a kind of drum brake brake-shoe anvil hole anchor clamps, belongs to technical field of mechanical manufacturing equipment.
Background technology
The brake-shoe iron is one of important spare part of drum brake, drum brake brake-shoe iron boring grab structure as shown in Figure 1 and Figure 2 in the past, comprise a chuck body 1, rotary disk 3 is housed on chuck body 1, be fixed with the circular alignment pin 11 of gyroaxis 20, workpiece rhombus alignment pin 2 and workpiece on the rotary disk 3, alignment pin 16, gear shaft 23 are housed on the chuck body 1, the slip that fixing rocking arm 24 on the gear shaft 23, the swing by rocking arm 24 drive alignment pin 16 realizes the calibration function of this boring grab.
The anchor clamps using method is: screw rod 6 is fixed on rotary flange dish 10, the gyroaxis 20 by self screw thread, platen 5 and nut 7, and rotary flange dish 10 usefulness soket head cap screws 4 are fixed on the rotary disk 3.Workpiece 30 usefulness workpiece rhombus alignment pins 2 and the circular alignment pin of workpiece 11 location are installed on the rotary disk 3, compress by pressing plate 9, open washer 8 usefulness nuts 7.During workpiece 30 borings, all needing to rotate rocking arm 24 driven gear axles 23 with hand behind the intact round of every brill rotates, gear shaft 23 drive alignment pins 16 slide stage clip 15 compressions in alignment pin lining 12 and withdraw from from the alignment pin first calibration positioning adapter 12 holes, rotate rotary disk 3 then by hand, Deng rotating to when the next calibration positioning adapter hole site, unclamp and rotate rocking arm 24, alignment pin 16 is entered in the locating hole of next calibration positioning adapter 12 under stage clip 15 pressure effects, repeat next row's boring processing.Stage clip 15 installs to the left end of alignment pin 16 by stage clip clamping nut 14.The boring grab of this structure, the one, complicated operating process, production efficiency is low and operator's labour intensity is big; The 2nd, alignment pin weares and teares because of frequently slidably reciprocating comparatively fast needs periodic replacement; The 3rd, the quick wearing and tearing of alignment pin can reduce the positional precision in brake-shoe iron hole; The 4th, clamp structure complexity, cost height.
The utility model content
Problem to be solved in the utility model provide a kind of simple in structure, working (machining) efficiency is high, satisfy the novel brake-shoe anvil hole anchor clamps of workpiece Geometrical Tolerance Principle.
In order to address the above problem, the utility model by the following technical solutions:
A kind of novel brake-shoe anvil hole anchor clamps comprise chuck body, are rotatably connected to gyroaxis on the described chuck body, and an end of described gyroaxis is equipped with rotary disk,
A side of close rotary disk is equipped with and is used for rotary disk is carried out spacing positioner on the described chuck body.
Below be the further optimization of the utility model to such scheme:
The location indexing means comprises the steel ball holder that is installed on the chuck body, and the end near rotary disk in the described steel ball holder is equipped with steel ball stage clip and locking ball, and the other end of steel ball holder is fastenedly connected by clamp nut and chuck body.
Further optimize:
With the corresponding position of steel ball holder the locking ball lining is installed on the described rotary disk, described locking ball lining is provided with hemispheric locating hole near a side of chuck body;
When the locking ball lining of rotary disk was rotated near the locking ball position, locking ball can be shifted onto in the locating hole of locking ball lining by the steel ball stage clip under the pressure effect of steel ball stage clip.
Further optimize:
Side away from chuck body on the described rotary disk is equipped with the rotary flange dish, and described rotary flange dish is fixedlyed connected with rotary disk.
Further optimize: be connected with screw rod on the described rotary flange dish, be set with platen and pressing plate on the described screw rod, platen is arranged near rotary flange dish one end on the screw rod, and pressing plate and open washer are arranged on the other end of screw rod;
A wherein end of described screw rod passes the rotary flange dish and rotary disk is threaded with gyroaxis, and the other end is connected with hex nut.
Further optimize: described rotary disk is provided with and is used for workpiece rhombus alignment pin and the circular alignment pin of workpiece that workpiece is positioned, and the circular alignment pin of described workpiece rhombus alignment pin and workpiece is symmetrical arranged with respect to the central axis of rotary disk.
Further optimize: chuck body is provided with apical axis, and described apical axis is symmetrical arranged with respect to the central axis of rotary disk.
The utility model adopts such scheme, during use, at first workpiece is installed on the anchor clamps rotary disk by workpiece rhombus alignment pin and the circular alignment pin of workpiece, compresses by nut with pressing plate, open washer to be installed on the anchor clamps.Behind the intact round of every brill, rotate workpiece by hand and drive the rotary disk rotation, when locking ball second lining of rotary disk is rotated near the locking ball position, locking ball can be shifted onto in the spherical pore of calibration locking ball second lining by the steel ball stage clip under the pressure effect of steel ball stage clip, has tangible feel this moment.At this moment next round that just can processing work.Rotational workpieces drive rotary disk rotation once more after the boring, because the locating hole shape on locking ball second lining of rotary disk is a hemispherical, locking ball was easy to screw out from the locking ball second lining hemispherical-shaped aperture when rotary disk turned round like this.The anchor clamps of this location calibration frame mode, simple to operate, promptly reduced operator's labour intensity, improved working (machining) efficiency.Simultaneously, compare with anchor clamps in traditional background technology, designs simplification has reduced the anchor clamps cost of manufacture significantly.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing 1 is a brake-shoe iron boring grab schematic diagram in the utility model background technology;
Accompanying drawing 2 is that A-A in the accompanying drawing 1 is to cutaway view;
Accompanying drawing 3 is a brake-shoe iron boring grab schematic diagram among the utility model embodiment;
Accompanying drawing 4 is that B-B in the accompanying drawing 3 is to cutaway view.
Among the figure:The 1-chuck body; 2-workpiece rhombus alignment pin; The 3-rotary disk; The 4-soket head cap screw; The 5-platen; The 6-screw rod; The 7-hex nut; The 8-open washer; The 9-pressing plate; 10-rotary flange dish; The circular alignment pin of 11-workpiece; 12-calibration positioning adapter; 13-alignment pin lining; 14-stage clip clamping nut; The 15-stage clip; The 16-alignment pin; The 17-single-row tapered roller bearing; The 18-stop washer; The 19-round nut; The 20-gyroaxis; The 21-deep groove ball bearing; The 22-apical axis; The 23-gear shaft; The 24-rocking arm; 25-locking ball lining; The 26-locking ball; 27-steel ball stage clip; 28-steel ball holder; The 29-clamp nut; The 30-workpiece.
The specific embodiment
Embodiment, as shown in Figure 3, Figure 4, a kind of novel brake-shoe anvil hole anchor clamps, comprise chuck body 1, be rotatably connected to gyroaxis 20 on the described chuck body 1, one end of described gyroaxis 20 is equipped with rotary disk 3, is equipped with near a side of rotary disk 3 on the described chuck body 1 and is used for positioner that rotary disk 3 is positioned.
Positioner comprises the steel ball holder 28 that is installed on the chuck body 1, end near rotary disk 3 in the described steel ball holder 28 is equipped with steel ball stage clip 27 and locking ball 26, and the other end of steel ball holder 28 is fastenedly connected by clamp nut 29 and chuck body 1.
Locking ball lining 25 is interference fit with rotary disk 3.Steel ball holder 28 is to be threaded with chuck body 1, can regulate axial location, and it is fixing with clamp nut 29 that axial location regulates the back.
With steel ball holder 28 corresponding positions locking ball lining 25 is installed on the described rotary disk 3, described locking ball lining 25 is provided with hemispheric locating hole near a side of chuck body 1, when the locking ball lining 25 of rotary disk 3 is rotated near locking ball 26 positions, locking ball 26 can be shifted onto in the spherical pore of locking ball lining 25 under the pressure effect of steel ball stage clip 27 by steel ball stage clip 27, at this moment next round that just can processing work 30.
Because the locating hole shape on the locking ball lining 25 of rotary disk 3 is a hemispherical, locking ball 26 was easy to screw out from locking ball lining 25 hemispherical-shaped aperture when rotary disk 3 turned round like this.
Described gyroaxis 20 is rotationally connected with chuck body 1 by single-row tapered roller bearing 17 and deep groove ball bearing 21 respectively.
Single-row tapered roller bearing 17, deep groove ball bearing 21 make gyroaxis 20 drive rotary disk 3 rotations, and the end play that the rotating accuracy of gyroaxis 20 is adjusted single-row tapered roller bearing 17 by slewing circle nut 19 guarantees.
Described gyroaxis 20 is locked by stop washer 18 and round nut 19 away from an end of rotary disk 3;
Side away from chuck body 1 on the described rotary disk 3 is equipped with rotary flange dish 10, and described rotary flange dish 10 is fixedlyed connected with rotary disk 3 by soket head cap screw 4.
Rotary flange dish 10 is little matched in clearance with rotary disk 3, is compressed by soket head cap screw 4.
Be connected with screw rod 6 on the described rotary flange dish 10, be set with platen 5 and pressing plate 9 on the described screw rod 6, platen 5 is arranged on the other end that is arranged on screw rod 6 near rotary flange dish 10 1 ends, pressing plate 9 on the screw rod 6.
Platen 5 presses rotary flange dish 10 and connects by bolt.
A wherein end of described screw rod 6 passes rotary flange dish 10 and rotary disk 3 is threaded with gyroaxis 20, and the other end is connected with hex nut 7 and open washer 8.
Gyroaxis 20 is interference fit with rotary flange dish 10 and rotary disk 3.
Described rotary disk 3 is provided with and is used for workpiece rhombus alignment pin 2 and the circular alignment pin 11 of workpiece that workpiece is positioned, and the circular alignment pin 11 of described workpiece rhombus alignment pin 2 and workpiece is symmetrical arranged with respect to the central axis of rotary disk 3.
Workpiece rhombus alignment pin 2 and rotary disk 3 interference fit.Circular alignment pin 11 of workpiece and rotary disk 3 interference fit.
Chuck body 1 is provided with for the apical axis 22 that prevents that rotary disk 3 from tilting when rotating, and described apical axis 22 is symmetrical arranged with respect to the central axis of rotary disk 3.
During use, at first workpiece 30 is installed on the anchor clamps rotary disk 3 by the circular alignment pin 11 of workpiece rhombus alignment pin 2 and workpiece, compress with pressing plate 9 and be installed on the anchor clamps.
Rotate workpiece 30 by hand and drive rotary disk 3 rotations, when the locking ball lining 25 of rotary disk 3 is rotated near locking ball 26 positions, locking ball 26 can be shifted onto in the spherical pore of calibration locking ball lining 26 by steel ball stage clip 27 under the pressure effect of steel ball stage clip 27, have tangible feel this moment, at this moment next round that just can processing work 30.
Rotational workpieces 30 drive rotary disks 3 rotations once more after the boring, because the locating hole shape on the locking ball lining 25 of rotary disk 3 is a hemispherical, locking ball 26 was easy to screw out from locking ball lining 25 hemispherical-shaped aperture when rotary disk 3 turned round like this.
The anchor clamps of this location calibration frame mode, simple to operate, promptly reduced operator's labour intensity, improved working (machining) efficiency.Simultaneously, compare with anchor clamps in traditional background technology, designs simplification has reduced the anchor clamps cost of manufacture significantly.
Claims (7)
1. novel brake-shoe anvil hole anchor clamps comprise chuck body (1), are rotatably connected to gyroaxis (20) on the described chuck body (1), and an end of described gyroaxis (20) is equipped with rotary disk (3), it is characterized in that:
One side of the upward close rotary disk (3) of described chuck body (1) is equipped with and is used for rotary disk (3) is carried out spacing stopping means.
2. a kind of novel brake-shoe anvil according to claim 1 hole anchor clamps is characterized in that:
Stopping means comprises the steel ball holder (28) that is installed on the chuck body (1), end near rotary disk (3) in the described steel ball holder (28) is equipped with steel ball stage clip (27) and locking ball (26), and the other end of steel ball holder (28) is fastenedly connected by clamp nut (29) and chuck body (1).
3. a kind of novel brake-shoe anvil according to claim 2 hole anchor clamps is characterized in that:
Described rotary disk (3) is gone up and the corresponding position of steel ball holder (28) is equipped with locking ball lining (25), and described locking ball lining (25) is provided with hemispheric locating hole near a side of chuck body (1).
4. a kind of novel brake-shoe anvil according to claim 3 hole anchor clamps is characterized in that:
The side that described rotary disk (3) is gone up away from chuck body (1) is equipped with rotary flange dish (10), and described rotary flange dish (10) is fixedlyed connected with rotary disk (3).
5. a kind of novel brake-shoe anvil according to claim 4 hole anchor clamps is characterized in that:
Be connected with screw rod (6) on the described rotary flange dish (10), be set with platen (5) and pressing plate (9) on the described screw rod (6), platen (5) is arranged on the other end that is arranged on screw rod (6) near last rotary flange dish (10) one ends of screw rod (6), pressing plate (9);
A wherein end of described screw rod (6) passes rotary flange dish (10) and rotary disk (3) is threaded with gyroaxis (20), and the other end is connected with hex nut (7).
6. a kind of novel brake-shoe anvil according to claim 5 hole anchor clamps is characterized in that:
Described rotary disk (3) is provided with and is used for workpiece rhombus alignment pin (2) and the circular alignment pin (11) of workpiece that workpiece is positioned, and described workpiece rhombus alignment pin (2) and workpiece circle alignment pin (11) are symmetrical arranged with respect to the central axis of rotary disk (3).
7. a kind of novel brake-shoe anvil according to claim 6 hole anchor clamps is characterized in that:
Chuck body (1) is provided with apical axis (22), and described apical axis (22) is symmetrical arranged with respect to the central axis of rotary disk (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320093191 CN203077011U (en) | 2013-03-01 | 2013-03-01 | Novel brake shoe drilling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320093191 CN203077011U (en) | 2013-03-01 | 2013-03-01 | Novel brake shoe drilling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203077011U true CN203077011U (en) | 2013-07-24 |
Family
ID=48822886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320093191 Expired - Fee Related CN203077011U (en) | 2013-03-01 | 2013-03-01 | Novel brake shoe drilling clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203077011U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028800A (en) * | 2014-06-06 | 2014-09-10 | 内蒙古科技大学 | Brake shoe arc surface drilling device |
| CN104148693A (en) * | 2014-07-31 | 2014-11-19 | 常州纺织服装职业技术学院 | Radial drilling device for shaft sleeve parts |
| CN104354017A (en) * | 2014-11-06 | 2015-02-18 | 新余钢铁集团有限公司 | Circumferential drilling hole positioning device for round workpiece |
-
2013
- 2013-03-01 CN CN 201320093191 patent/CN203077011U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028800A (en) * | 2014-06-06 | 2014-09-10 | 内蒙古科技大学 | Brake shoe arc surface drilling device |
| CN104148693A (en) * | 2014-07-31 | 2014-11-19 | 常州纺织服装职业技术学院 | Radial drilling device for shaft sleeve parts |
| CN104354017A (en) * | 2014-11-06 | 2015-02-18 | 新余钢铁集团有限公司 | Circumferential drilling hole positioning device for round workpiece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shaanxi Taifeng Automotive Brake Systems Co., Ltd. Assignor: Shouguang Taifeng Brake System Technology Co., Ltd. Contract record no.: 2014610000099 Denomination of utility model: Novel brake shoe drilling clamp Granted publication date: 20130724 License type: Exclusive License Record date: 20140701 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20160301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |