CN203092208U - Hydraulic bench vise - Google Patents
Hydraulic bench vise Download PDFInfo
- Publication number
- CN203092208U CN203092208U CN 201320100290 CN201320100290U CN203092208U CN 203092208 U CN203092208 U CN 203092208U CN 201320100290 CN201320100290 CN 201320100290 CN 201320100290 U CN201320100290 U CN 201320100290U CN 203092208 U CN203092208 U CN 203092208U
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- main body
- platform main
- regular jaw
- hydraulic
- piston
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Abstract
The utility model provides a multifunctional hydraulic bench vise comprising a bench vise main body 1, a push piston 2 arranged in the bench vise main body 1 and capable of moving in a reciprocating mode, a plurality of driven pistons 3 arranged on the bench vise main body 1 and moving in the reciprocating mode, and a fixed jaw 4 fixed on the bench vise main body 1. A hydraulic pipeline 11 used for filling hydraulic oil 6 is formed in the bench vise main body 1. The push piston 2 is arranged in the hydraulic pipeline 11 and can move in the reciprocating mode in the hydraulic pipeline 11. A plurality of openings are formed in the hydraulic pipeline 11 outside the bench vise main body 1. The driven pistons 3 are respectively arranged in the openings and can move in the openings in the reciprocating mode, and the bottom of each driven piston 3 extends into the hydraulic pipeline 11. The multifunctional hydraulic bench vise can achieve clamping of a plurality of small workpieces at the same time, guarantees that clamping force exerted on each clamped workpiece is uniform, and improves small workpiece machining efficiency of a numerical control machine tool.
Description
Technical field
The utility model relates to a kind of clamping device, relates in particular to a kind of hydraulic bench vice that is applicable to the multiple miniature precision workpiece of quick clamping.
Background technology
At present, the hydraulic bench vice build that metal cutting is used always is bigger, is not suitable for less, the in irregular shape workpiece of clamping overall dimensions, and at every turn generally can only workpiece of clamping, function singleness, efficient are comparatively low, are difficult to satisfy the requirement of multiple miniature precision batch workpiece processing.
The utility model content
The utility model can not satisfy the problem of multiple miniature precision batch workpiece processing request at prior art, a kind of hydraulic bench vice is provided, comprise pincers platform main body 1, place described pincers platform main body 1 inside reciprocating promotion piston 2, a plurality ofly be installed on the reciprocating relay piston 3 on the described pincers platform main body 1 and be fixed in regular jaw 4 on the described pincers platform main body 1; Described pincers platform main body 1 inside offers the conduit under fluid pressure 11 that is used for can hydraulic oil 6, and described promotion piston 2 installings also can move back and forth in described conduit under fluid pressure 11; Described conduit under fluid pressure 11 also is provided with a plurality of openings in described pincers platform main body 1 outside, and described a plurality of relay pistons 3 are installed respectively and can be moved back and forth at these a plurality of opening parts, and the bottom of each described relay piston 3 is all stretched in the described conduit under fluid pressure 11; The reciprocating motion of described promotion piston 2 in described conduit under fluid pressure 11 conducts to described a plurality of relay piston 3 by described hydraulic oil 6, drive described a plurality of relay piston 3 and in described a plurality of openings of correspondence, move back and forth respectively, thereby make the vice jaw surface of described a plurality of relay piston 3 further stretch into described regular jaw 4 respectively or in described regular jaw 4, withdraw from.
In the above-mentioned hydraulic bench vice of the utility model, also comprise the alignment pin 7 that connects described pincers platform main body 1 and described regular jaw 4, be used for described regular jaw 4 is anchored on clamping screw 8 on the described pincers platform main body 1.
In the above-mentioned hydraulic bench vice of the utility model, also comprise the driving bolt 9 of fixedlying connected with described promotion piston 2; Described conduit under fluid pressure 11 and described driving bolt 9 corresponding madial walls are provided with corresponding self-locking thread 111.
In the above-mentioned hydraulic bench vice of the utility model, the turn of described driving bolt 9 in described self-locking thread 111 drives described promotion piston 2 and moves back and forth.
In the above-mentioned hydraulic bench vice of the utility model, described pincers platform main body 1 is provided with a plurality of notches 101, fixedly installs a regular jaw 4 in each notch 101.
In the above-mentioned hydraulic bench vice of the utility model, each described regular jaw 4 is provided with die cavity, is used to place the workpiece with this cavity shape, size coupling; This die cavity is provided with and stretches into the opening that the vice jaw surface of the described relay piston 3 of described regular jaw 4 aligns on described regular jaw 4.
In the above-mentioned hydraulic bench vice of the utility model, each described regular jaw 4 both sides respectively is oppositely arranged the described relay piston 3 that a plurality of and described pincers platform main body 1 links to each other, and the vice jaw surface that is provided with on the telescopic end with these relay pistons 3 is as the clamping head that is used for holding workpiece.
The utility model has overcome the shortcoming of existing all kinds of bench vice scale of construction heaviness, function singleness, a kind of multi-functional hydraulic bench vice is provided, this hydraulic bench vice can not only the clamping rule square, rectangle workpiece, also can some special-shaped workpieces of clamping, a plurality of miniature workpieces of clamping simultaneously, as the clamping head, guarantee respectively to be held the chucking power uniformity that workpiece is subjected to by the relay piston 3 terminal vice jaw surfaces that are provided with; In addition, the regular jaw 4 in this hydraulic bench vice can be changed, but has expanded the processing work kind of this hydraulic bench vice, also helps to reduce the clamping time that workpiece adds man-hour, has improved the efficient of Digit Control Machine Tool processing small workpiece.
Description of drawings
The generalized section of the hydraulic bench vice that Fig. 1 provides for the utility model preferred embodiment;
Fig. 2 is the generalized section of hydraulic bench vice other direction shown in Figure 1;
Fig. 3 is the schematic perspective view of hydraulic bench vice shown in Figure 1;
Fig. 4 is used for the schematic diagram of clamping workpiece shown in Figure 1 51 for hydraulic bench vice shown in Figure 1;
Fig. 5 is used for the schematic diagram of clamping workpiece shown in Figure 1 52 for hydraulic bench vice shown in Figure 1;
Fig. 6 is used for the schematic diagram of clamping workpiece shown in Figure 1 53 and workpiece 54 for hydraulic bench vice shown in Figure 1.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1, Fig. 2 and Fig. 3 show a kind of hydraulic bench vice that the utility model preferred embodiment provides, comprise pincers platform main body 1, place described pincers platform main body 1 inside reciprocating promotion piston 2, a plurality ofly be installed on the reciprocating relay piston 3 on the described pincers platform main body 1 and be fixed in regular jaw 4 on the described pincers platform main body 1; Described pincers platform main body 1 inside offers the conduit under fluid pressure 11 that is used for can hydraulic oil 6, and described promotion piston 2 installings also can move back and forth in described conduit under fluid pressure 11.Described conduit under fluid pressure 11 also is provided with a plurality of openings in described pincers platform main body 1 outside, described a plurality of relay piston 3 is installed in these a plurality of opening parts respectively and can moves back and forth in these a plurality of openings respectively, serve as the clamping head that is used for clamping workpiece to be processed 5, and the bottom of each described relay piston 3 is all stretched in the described conduit under fluid pressure 11, and the fluid pressure that provided by described conduit under fluid pressure 11 drives.The reciprocating motion of described promotion piston 2 in described conduit under fluid pressure 11 can conduct to described a plurality of relay piston 3 by described hydraulic oil 6, drive described a plurality of relay piston 3 and in described a plurality of openings of correspondence, move back and forth respectively, thereby make the vice jaw surface of described a plurality of relay piston 3 further stretch into described regular jaw 4 respectively or in described regular jaw 4, withdraw from.
As shown in Figure 1, described hydraulic bench vice also comprises the alignment pin 7 that connects described pincers platform main body 1 and described regular jaw 4, is used for driving bolt 9 that described regular jaw 4 is anchored on the clamping screw 8 on the described pincers platform main body 1 and fixedlys connected with described promotion piston 2;
Described conduit under fluid pressure 11 and described driving bolt 9 corresponding inwalls are provided with corresponding self-locking thread 111; The turn of described driving bolt 9 in described self-locking thread 111 drives described promotion piston 2 and moves back and forth.
As shown in Figure 3, described pincers platform main body 1 offers two notches 101 that are used for ccontaining described regular jaw 4, fixedly installs a regular jaw 4 in the described notch 101 of each of described pincers platform main body 1.Each described regular jaw 4 all is positioned in position corresponding on corresponding described notch 101 bottom surfaces by the alignment pin 7 of two correspondences, and each described regular jaw 4 also is fixed on position corresponding on corresponding described notch 101 bottom surfaces by three corresponding clamping screws 8 simultaneously.
As depicted in figs. 1 and 2, the regular jaw 4 in the present embodiment is divided into two classes, promptly is used for clamping shape comparatively first regular jaw 41 and second regular jaw 42 that is used for clamping workpiece in irregular shape of the workpiece of rule (as rectangle, square);
In the above-mentioned hydraulic bench vice, each described regular jaw 4 is provided with die cavity, being used to place the workpiece 5 shown in the workpiece 5(Fig. 1 that mates with this cavity shape, size is total label of one group of workpiece, and the single workpiece that it specifically comprises four types is labeled as 51,52,53 and 54 respectively); This die cavity is provided with the opening that the vice jaw surface with corresponding described relay piston 3 aligns on described regular jaw 4 clamping faces (face of being close to corresponding relay piston 3 when workpiece is held is defined as clamping face);
Wherein, the die cavity on described first regular jaw 41 is predetermined regular shape.In the present embodiment, a side of this first regular jaw 41 is provided with one first die cavity 411, and opposite side is provided with a plurality of second identical die cavities 412, and the quantity of this second die cavity 412 is preferably five in the present embodiment.The shape of this first die cavity 411 and second die cavity 412 is cuboid, and the volume of first die cavity can be respectively applied for and hold the cuboid workpiece with corresponding size and shape greater than the volume of second die cavity;
Wherein, described first die cavity 411 is used for workpiece 52 ccontaining and these first die cavity, 411 shapes, size coupling, and described second die cavity 412 is used for workpiece 51 ccontaining and these second die cavity, 412 shapes, size coupling.
The die cavity of described second regular jaw 42 is irregularly shaped for what be scheduled to.In the present embodiment, a side of this second regular jaw 42 is provided with the 3rd die cavity 413 of a T type, and opposite side is provided with the 4th die cavity 414 of a L type, can be respectively applied for and hold the special-shaped workpiece with corresponding size and shape.
Wherein, described the 3rd die cavity 413 is used for workpiece 54 ccontaining and the 3rd die cavity 413 shapes, size coupling, and described the 4th die cavity 414 is used for workpiece 53 ccontaining and the 4th die cavity 414 shapes, size coupling.
Each described regular jaw 4 both sides respectively is oppositely arranged and is preferably each described regular jaw 4 each side in the described relay piston 3(present embodiment that a plurality of and described pincers platform main body 1 links to each other five described relay pistons 3 are set), stretch out the vice jaw surface that is provided with on the telescopic end of described pincers platform main body 1 with these relay pistons 3 as the clamping head that is used for holding workpiece.
The hydraulic bench vice of using the utility model embodiment comes the concrete grammar of clamping workpiece as follows: the workpiece of placement one and this cavity shape, size coupling at least one predetermined die cavity of described regular jaw 4.Should corresponding this clamping of predetermined die cavity be subjected to the size of force direction to be subjected to the size of force direction slightly little than the clamping of this workpiece.As shown in Figure 4, in the present embodiment, this predetermined 412 pairs of second die cavity should clamping be subjected to the size of force direction to be subjected to the little 0.10～1.00mm of size of force direction than the clamping of this workpiece 51.
The described driving bolt of turn 9(in actual use then, can use the described driving bolt 9 of torque spanner turn, can obtain chucking power more accurately), this driving bolt 9 is moved in the conduit under fluid pressure 11 of described pincers platform main body 1, thereby utilize the described promotion piston 2 of described driving bolt 9 drivings to stretch in the conduit under fluid pressure 11 of described pincers platform main body 1, thereby compress the hydraulic oil 6 in the conduit under fluid pressure 11 that is filled in described pincers platform main body 1.
According to hydraulic transmission principle, each relay piston 3 has synchronism, all clamp the workpiece that respectively places described regular jaw 4 die cavities with identical pressure, as workpiece of a plurality of relay piston jaws clamping simultaneously, then can obtain the chucking power of several times, as shown in Figure 5, the chucking power of each relay piston 3 jaw is F, and workpiece 52 suffered chucking powers so shown in Figure 5 then are 3F;
When a plurality of workpiece of this hydraulic tongs platform clamping simultaneously, even size disunity on the vice jaw surface of a plurality of worker's workpiece that are held, but because hydraulicdriven characteristic, unified, uniformly synchronous chucking power that the different bites on the clamping face of the workpiece that each is held can both obtain guarantees the clamping precision.As shown in Figure 6, the suffered chucking power of bite f, d, the h of bite a, the b of workpiece 53, c, d, e and workpiece 54 all is F.
After according to said method all kinds of workpiece being carried out clamping, can process it according to the routine operation method.
When the workpiece of processing is finished in dismounting, only need opposite spin to drive bolt 9, the described promotion piston 2 that will link to each other with described driving bolt 9 spurs outside the conduit under fluid pressure 11 of described pincers platform main body 1, make the conduit under fluid pressure 11 of pincers platform main body 1 form negative pressure, thereby each relay piston 3 is sucked back by the negative pressure in the conduit under fluid pressure 11, thereby in the corresponding opening of withdrawal conduit under fluid pressure 11, unclamp and be held workpiece.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (7)
1. hydraulic bench vice, it is characterized in that, comprise pincers platform main body (1), place the inner reciprocating promotion piston (2) of described pincers platform main body (1), a plurality ofly be installed on the reciprocating relay piston (3) on the described pincers platform main body (1) and be fixed in regular jaw (4) on the described pincers platform main body (1); Described pincers platform main body (1) inside offers the conduit under fluid pressure (11) that is used for can hydraulic oil (6), and described promotion piston (2) installing also can move back and forth in described conduit under fluid pressure (11); Described conduit under fluid pressure (11) also is provided with a plurality of openings in described pincers platform main body (1) outside, described a plurality of relay piston (3) is installed respectively and can be moved back and forth at these a plurality of opening parts, and the bottom of each described relay piston (3) is all stretched in the described conduit under fluid pressure (11); The reciprocating motion of described promotion piston (2) in described conduit under fluid pressure (11) conducts to described a plurality of relay piston (3) by described hydraulic oil (6), drive described a plurality of relay piston (3) and in described a plurality of openings of correspondence, move back and forth respectively, thereby make the vice jaw surface of described a plurality of relay piston (3) further stretch into described regular jaw (4) respectively or in described regular jaw (4), withdraw from.
2. hydraulic bench vice according to claim 1, it is characterized in that, also comprise the alignment pin (7) that connects described pincers platform main body (1) and described regular jaw (4), be used for described regular jaw (4) is anchored on clamping screw (8) on the described pincers platform main body (1).
3. hydraulic bench vice according to claim 1 is characterized in that, also comprises the driving bolt (9) of fixedlying connected with described promotion piston (2); The madial wall that described conduit under fluid pressure (11) is corresponding with described driving bolt (9) is provided with corresponding self-locking thread (111).
4. hydraulic bench vice according to claim 3 is characterized in that, the turn of described driving bolt (9) in described self-locking thread (111) drives described promotion piston (2) and move back and forth.
5. hydraulic bench vice according to claim 2 is characterized in that, described pincers platform main body (1) is provided with a plurality of notches (101), fixedly installs a regular jaw (4) in each notch (101).
6. hydraulic bench vice according to claim 1 is characterized in that, each described regular jaw (4) is provided with die cavity, is used to place the workpiece that mates with this cavity shape, size; This die cavity is provided with and stretches into the opening that the vice jaw surface of the described relay piston (3) of described regular jaw (4) aligns on described regular jaw (4).
7. hydraulic bench vice according to claim 6, it is characterized in that, each described regular jaw (4) both sides respectively is oppositely arranged the described relay piston (3) that a plurality of and described pincers platform main body (1) links to each other, with the vice jaw surface that is provided with on the telescopic end of these relay pistons (3) as the clamping head that is used for holding workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100290 CN203092208U (en) | 2013-03-05 | 2013-03-05 | Hydraulic bench vise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100290 CN203092208U (en) | 2013-03-05 | 2013-03-05 | Hydraulic bench vise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203092208U true CN203092208U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320100290 Expired - Lifetime CN203092208U (en) | 2013-03-05 | 2013-03-05 | Hydraulic bench vise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203092208U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203640A (en) * | 2013-03-05 | 2013-07-17 | 深圳市飞亚达科技发展有限公司 | Hydraulic bench clamp and workpiece clamping method using same |
| CN115070454A (en) * | 2022-08-19 | 2022-09-20 | 苏州双州电子科技有限公司 | CNC numerical control lathe axle type work piece adds clamping apparatus |
| CN115890306A (en) * | 2023-03-01 | 2023-04-04 | 成都市鸿侠科技有限责任公司 | Fixing tool for self-adaptive special-shaped thin-wall part |
-
2013
- 2013-03-05 CN CN 201320100290 patent/CN203092208U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203640A (en) * | 2013-03-05 | 2013-07-17 | 深圳市飞亚达科技发展有限公司 | Hydraulic bench clamp and workpiece clamping method using same |
| CN103203640B (en) * | 2013-03-05 | 2015-09-02 | 深圳市飞亚达科技发展有限公司 | Hydraulic bench vice and use the clamping workpiece method of this hydraulic bench vice |
| CN115070454A (en) * | 2022-08-19 | 2022-09-20 | 苏州双州电子科技有限公司 | CNC numerical control lathe axle type work piece adds clamping apparatus |
| CN115890306A (en) * | 2023-03-01 | 2023-04-04 | 成都市鸿侠科技有限责任公司 | Fixing tool for self-adaptive special-shaped thin-wall part |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |