CN203062364U - Pneumatic pressing mechanism for universal fixture - Google Patents
Pneumatic pressing mechanism for universal fixture Download PDFInfo
- Publication number
- CN203062364U CN203062364U CN 201320110642 CN201320110642U CN203062364U CN 203062364 U CN203062364 U CN 203062364U CN 201320110642 CN201320110642 CN 201320110642 CN 201320110642 U CN201320110642 U CN 201320110642U CN 203062364 U CN203062364 U CN 203062364U
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- pressing plate
- pressure plate
- plate frame
- anchor clamps
- casing
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Abstract
The utility model discloses a pneumatic pressing mechanism for a universal fixture. The pneumatic pressing mechanism comprises a bracket arranged on a worktable, wherein a case body is rotationally connected onto the bracket; a flat clamp is fixedly arranged on a top plate of the case body and is used for mounting workpieces; an air cylinder is arranged on the bottom surface of the inner side of the case body; a piston rod of the air cylinder is connected with a pressure plate frame; a pressure plate bolt is vertically fixed on the pressure plate frame; and a pressure plate is fixedly arranged at the upper end of the pressure plate bolt. When the pneumatic pressing mechanism disclosed by the utility model is used for cutting and machining medium-small parts, the pressure plate frame, the pressure plate bolt and the pressure plate are driven by the air cylinder to integrally act and quickly press the workpieces, so that the clamping time of the workpieces is shortened and the production efficiency is increased.
Description
Technical field
The utility model relates to the milling machine universal fixturing.
Background technology
Fraise jig adopts following four schemes usually in the prior art:
A. make the simple and easy anchor clamps of fixed angle of the line cutting at the different angles demand;
B. the fixed universal fixturing of the plane parallel of forming with lathe X, Y-axis;
C. the fixed universal fixturing of the plane parallel of forming with lathe X, Z axle;
D. be combined into simple global angle anchor clamps with plate.
Yet A, B, C, D class anchor clamps generally adopt screw fit pressing plate workpiece pressing, lose time.
The utility model content
Technical problem to be solved in the utility model just provides a kind of universal fixturing pneumatic clamping mechanism, when milling machine (machining center) is gone up in the machining finding, can compress fast, saves time.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of universal fixturing pneumatic clamping mechanism, it is characterized in that: comprise the support that is installed on the workbench, the casing that is rotationally connected on the described support fixedly has flat anchor clamps on the top board of described casing, described flat anchor clamps are used for installing workpiece, described box inside bottom surface is provided with cylinder, the piston rod of described cylinder connects the pressing plate frame, and vertical fixing has follower bolt on the described pressing plate frame, and fixedly there is pressing plate the follower bolt upper end.
Preferably, described pressing plate frame is at follower bolt rear side top fastening bolt after also vertical fixing has pressing plate, and the top fastening bolt upper end is fixed with pressing plate behind the pressing plate.
Preferably, middle part, described box inside bottom surface vertical fixing one pressing plate frame guide pad, described pressing plate frame is slidingly arranged on the pressing plate frame guide pad.
Preferably, described pressing plate front end is ladder structure of right angle.
Preferably, described flat anchor clamps on roof box, pass through bolting between flat anchor clamps and roof box by the ladder finger setting.
The utility model during finding, drives pressing plate frame, follower bolt and pressing plate one body action by cylinder in machining, workpiece pressing has fast been saved clamping time of workpiece, and production efficiency is improved.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described:
Fig. 1 is the anchor clamps front view;
Fig. 2 is the anchor clamps vertical view;
Fig. 3 is the anchor clamps left view;
Fig. 4 is the anchor clamps right view.
The specific embodiment
Fig. 1 to Fig. 4 shows the concrete structure that fast locating pneumatic compresses the inclination angle trimming regulating universal fixturing, it comprises the support that is installed on the workbench 28, a casing is rotationally connected on the described support, described casing comprises two blocks of side plates 8, two blocks of side plates 8 are parallel to each other, two side plate bottom vertical are fixed on the cylinder base plate 18, and two side plate top vertical fixing have top board 9, and this top board 9 is the positioning panel of flat anchor clamps 11.
Described two blocks of side plates are provided with evagination side's tenon in two ends about in the of 8, the two ends, the left and right sides of described top board 9 and cylinder base plate 18 are provided with the locating notch of indent, two blocks of side plates evagination side's tenon at two ends and locating notch (mortise) at top board and two ends, the cylinder base plate left and right sides up and down connect, top board and cylinder base plate and side plate are fixed by bolt in Z-direction then, be pressed in the locating notch by the evagination side tenon of bolt with side plate in X-direction, make and form a highly stable and firm body structure between these four blocks of plates.
Described casing is provided with pneumatic clamping mechanism workpiece pressing, is provided with the casing angle regulator between described casing and the support.Described pneumatic clamping mechanism comprises the cylinder 17 that is installed on the box inside bottom surface, and the piston rod of described cylinder connects pressing plate frame 16, and vertical fixing has follower bolt 14 on the described pressing plate frame 16, and fixedly there is pressing plate 15 the follower bolt upper end.Described pressing plate frame 16 is at follower bolt rear side top fastening bolt 19 after also vertical fixing has pressing plate, and the top fastening bolt upper end is fixing with pressing plate 15 behind the pressing plate.Middle part, described box inside bottom surface vertical fixing one pressing plate frame guide pad 13, described pressing plate frame 16 is slidingly arranged on the pressing plate frame guide pad 13.Described pressing plate 15 front ends are ladder structure of right angle.Described cylinder 17 and pressing plate 15 are provided with two, and are symmetrically distributed in pressing plate frame guide pad 13 both sides.The end face of described pressing plate frame guide pad is supported on the top board bottom surface, has played the function that strengthens casing intensity simultaneously so be fixed on the pressing plate frame guide pad at casing middle part, also is unlikely to cause the flexural deformation of roof box when making cylinder be in impaction state.
Described support comprises two blocks of side stand plates 6, two blocks of side stand plates 6 are parallel to each other and perpendicular to table plane, base plate 1 is fixedly arranged on the described table plane, the side of being provided with, described side stand plate 6 bottom tenon, described base plate 1 is provided with square locating hole, and the square tenon of described side stand plate inserts the square locating hole on the base plate and uses the bolt vertical fixing on base plate.Described base plate is positioned by X-direction locating piece 26 on the plane of workbench 28, and X-direction locating piece 26 is located at the two ends of base plate 1, and wherein insert in the T-slot of table plane X-direction locating piece bottom, and insert in the locating hole of base plate 1 at X-direction locating piece 26 tops.Described base plate 1 top is crimped with retaining bits cover plate, and described retaining bits cover plate is fixed by screw and base plate, and described X-direction locating piece is provided with screwed hole, one screw is fixed in the screwed hole, be socketed with spring on the screw, apical grafting retaining bits cover plate bottom surface, spring upper end, spring lower end apical grafting X-direction locating piece end face.Described workbench 28 1 sides are provided with water fender 30, and described water fender is bent plate, described water fender by bolting on base plate 1.
Described casing angle regulator comprises casing angle fine positioning mechanism, described casing angle fine positioning mechanism comprises the gear compound graduation side plate of being located between box side 8 and the side stand plate 67, described gear compound graduation side plate and casing are fixed, described gear compound graduation side plate 7 circumferentially is evenly equipped with a circle index hole, described side stand plate is provided with the calibration dowel hole, after casing turns to set angle, calibration alignment pin 4 passes calibration dowel hole and index hole with gear compound graduation side plate location, and fastening by passing through fastening bolt 32 behind calibration alignment pin 4 location again between gear compound graduation side plate 7 and the side stand plate 6.The corresponding described index hole of described casing is provided with the casing locating hole, is connected with casing alignment pin 5 between described casing locating hole and the index hole, between described gear compound graduation side plate and the casing by passing through bolting again behind the casing alignment pin location.One rotating shaft 3 of described gear compound graduation side plate 7 center fixation, corresponding described rotating shaft is provided with shaft hole on the described side stand plate 6, is provided with axle sleeve 2 in the described shaft hole, and described rotating shaft 3 is transferred in axle sleeve 2.
Described casing angle regulator also comprises casing angle micro-adjusting mechanism, described casing angle micro-adjusting mechanism comprises the tooth bar 20 of being located at gear compound graduation side plate 7 belows, described tooth bar is threaded on the tooth bar trimming bolt 21, described tooth bar trimming bolt 21 belows are provided with and tooth bar 20 are fluctuated and tooth bar is fixed on tooth bar floating structure with gear compound graduation side plate gear engagement position, and described casing angle micro-adjusting mechanism is provided with the Teethed bolt lock fixed structure with the tooth bar locking position.Described Teethed bolt lock fixed structure comprises the tooth bar rotating shaft 23 of being located at tooth bar trimming bolt one end, and described tooth bar rotating shaft is locked tooth bar trimming bolt 21 when needed by lock-screw 22.Described tooth bar floating structure comprises the tooth bar guiding back-up block 24 of being located at the tooth bar below, and described tooth bar bottom is provided with gathering sill, and described tooth bar guiding back-up block top is located in the gathering sill, and described tooth bar guiding back-up block is located on the floating ejector pin 25.Described base plate is provided with floating knock hole, be provided with spring in the floating knock hole, described floating ejector pin bottom is supported in the spring top, described tooth bar guiding back-up block bottom is provided with the lock pin groove, and tooth bar Z-direction lock pin 27 passes side stand plate 6 and inserts the lock pin groove tooth bar 20 is positioned at and gear compound graduation side plate gear engagement position.Described side stand plate 6 is provided with tooth bar Z-direction lock pin guide pin bushing 29, and described tooth bar Z-direction lock pin 27 passes tooth bar Z-direction lock pin guide pin bushing.Described tooth bar trimming bolt 21 1 ends are provided with carrying handle.Described tooth bar guiding back-up block is ladder structure of right angle, and wherein the lock pin groove is located on the oblique side.
Operation principle of the present utility model is described in detail in detail below:
The profile that contains location side's tenon or angle groove of base plate 1, side stand plate 6, gear compound graduation side plate 7, side plate 8, top board 9, pressing plate frame guide pad 13, cylinder base plate 18 and locating hole (notch) etc. are the cutting of clamping line and finish, and have guaranteed that the anchor clamps assembling finishes the depth of parallelism of back top board 9 and X-axis.
The adjusting at anchor clamps inclination angle comprises two kinds of gear fine setting and indexing mechanism accurate adjustments.
The method of gear fine setting is, fastening bolt 32 comes loose, extract calibration alignment pin 4, preliminary rotate " casing " is extremely near required inclination angle, on lift tooth bar 20, rotate tooth bar trimming bolt 21, rack and pinion is meshed fully after, tooth bar Z-direction lock pin 27 inserts tooth bar Z-direction lock pin guide pin bushings 29 and also snaps in the lock pin groove, rotates 21 fine settings of tooth bar trimming bolt to required inclination angle (± 15 ' interior).The inclination angle is transferred and is finished locking both sides lock-screw 22 with 21 lockings of tooth bar trimming bolt, by fastening bolt 32 " casing " and " support " locking is formed a stable and firm anchor clamps integral body again.
The indexing mechanism The method of fine adjustment is, after the method for finely tuning with gear makes the calibration dowel hole of side stand plate aim at the index hole of the required inclination angle correspondence on (range estimation) " casing " gear compound graduation side plate fully earlier, tooth bar is broken away from gear, again calibration alignment pin 4 is inserted in the calibration locating hole, make this mechanism form accurately specific inclination angle (as 0 °, 30 °, 45 °, 60 °, required high accuracy angle in 90 ° of angles commonly used such as grade or the processing of other typical products in mass production), by fastening bolt 32 " casing " and " support " locking are formed a stable and firm anchor clamps integral body then.This method of adjustment can realize that at the inclination angle of high-precision requirement special inclination angle settles the accurate adjustment of formula at one go.(according to producer's corresponding product high request angle commonly used, the angle of the index hole correspondence on the gear compound graduation side plate can be customized to the required special angle in our factory.Under the too much situation of special angle, also can make corresponding gear compound graduation side plate and change part fully.）
Adjustment finishes at the inclination angle, and workpiece 12 is connected to flat anchor clamps 11 by workpiece alignment pin 31 during cutting, and cylinder 17 drive pressing plates 15 compress workpiece 12 fast or unclamp.
Claims (5)
1. universal fixturing pneumatic clamping mechanism, it is characterized in that: comprise the support that is installed on the workbench, a casing is rotationally connected on the described support, flat anchor clamps are fixedly arranged on the top board of described casing, described flat anchor clamps are used for workpiece is installed, and described box inside bottom surface is provided with cylinder, and the piston rod of described cylinder connects the pressing plate frame, vertical fixing has follower bolt on the described pressing plate frame, and fixedly there is pressing plate the follower bolt upper end.
2. pneumatic clamping according to claim 1 mechanism is characterized in that: described pressing plate frame is at follower bolt rear side top fastening bolt after also vertical fixing has pressing plate, and the top fastening bolt upper end is fixed with pressing plate behind the pressing plate.
3. pneumatic clamping according to claim 2 mechanism, it is characterized in that: middle part, described box inside bottom surface vertical fixing one pressing plate frame guide pad, described pressing plate frame is slidingly arranged on the pressing plate frame guide pad.
4. pneumatic clamping according to claim 1 mechanism, it is characterized in that: described pressing plate front end is ladder structure of right angle.
5. pneumatic clamping according to claim 1 mechanism, it is characterized in that: described flat anchor clamps on roof box, pass through bolting between flat anchor clamps and roof box by the ladder finger setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110642 CN203062364U (en) | 2013-03-11 | 2013-03-11 | Pneumatic pressing mechanism for universal fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110642 CN203062364U (en) | 2013-03-11 | 2013-03-11 | Pneumatic pressing mechanism for universal fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203062364U true CN203062364U (en) | 2013-07-17 |
Family
ID=48761190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320110642 Expired - Lifetime CN203062364U (en) | 2013-03-11 | 2013-03-11 | Pneumatic pressing mechanism for universal fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203062364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143966A (en) * | 2013-03-11 | 2013-06-12 | 钱汝玉 | Pneumatic compressing mechanism for universal fixture |
| CN105252321A (en) * | 2015-10-28 | 2016-01-20 | 昆山鸿志犀自动化机电设备有限公司 | Manual pressing and automatic opening positioning module |
-
2013
- 2013-03-11 CN CN 201320110642 patent/CN203062364U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143966A (en) * | 2013-03-11 | 2013-06-12 | 钱汝玉 | Pneumatic compressing mechanism for universal fixture |
| CN105252321A (en) * | 2015-10-28 | 2016-01-20 | 昆山鸿志犀自动化机电设备有限公司 | Manual pressing and automatic opening positioning module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |