CN218639138U

CN218639138U - Precision machining multistation synchronous clamping jig structure

Info

Publication number: CN218639138U
Application number: CN202222988403.4U
Authority: CN
Inventors: 马超; 廖加良
Original assignee: Jinzhijie Dongguan Precision Machinery Co ltd
Current assignee: Jinzhijie Dongguan Precision Machinery Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-17
Anticipated expiration: 2032-11-08

Abstract

The application relates to the technical field of jigs, especially, relate to a precision machine tooling multistation presss from both sides tight tool structure in step. The key points of the technical scheme are as follows: the device comprises a bottom plate which can be fixedly connected with machining equipment, a jig frame which is fixedly connected with the bottom plate, a driving cylinder which is arranged between the jig frame and the bottom plate, and a sliding clamping assembly which is arranged on the jig frame; the telescopic shaft of the driving cylinder drives the sliding clamping assembly to clamp or unlock the workpiece. This application has the efficiency of promotion clamping work piece in-process a bit.

Description

Precision machining multistation synchronous clamping jig structure

Technical Field

The application relates to the technical field of jigs, especially, relate to a precision machining multistation clamping jig structure in step.

Background

The tooling jig is a common tool used for improving the workpiece manufacturing efficiency in the manufacturing industry, is usually used together with other equipment, and in the precision machining process, personnel need to place the workpiece in the tooling jig according to requirements so as to improve the mounting precision of the workpiece and machine the workpiece.

Present tool is of a great variety, differs to the tool that the process of difference designed, and to the tool of precision machining, the bench vice on the main use machining equipment presss from both sides tightly the work piece, rotates the lead screw through rotatory rocker, and the lead screw drives movable vice jaw and presss from both sides tightly to the work piece that is located between movable vice jaw and the fixed vice jaw to fixed vice jaw.

Aiming at the related technologies, the clamping efficiency of the workpiece is low, the workpiece clamped at a time is limited, and improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to promote the efficiency of clamping work piece in-process, this application provides a precision machine tooling multistation clamping tool structure in step.

The application provides a pair of precision machining multistation clamping jig structure adopts following technical scheme:

the multi-station synchronous clamping jig structure for precision machining comprises a base plate which can be fixedly connected with machining equipment, a jig frame which is fixedly connected with the base plate, a driving cylinder which is arranged between the jig frame and the base plate, and a sliding clamping assembly which is arranged on the jig frame; the sliding clamping assembly comprises a vertical sliding piece vertically sliding on the jig frame, a horizontal sliding piece horizontally sliding on the jig frame and clamping pieces fixedly connected to the horizontal sliding piece respectively; horizontal sliding part includes first sliding block and second sliding block, first sliding block with the second sliding block sets up in opposite directions, vertical sliding part one end fixed connection in the output shaft of driving cylinder, vertical sliding part other end fixedly connected with wedge boss, first sliding block with the second sliding block all seted up with wedge boss assorted chute, the telescopic shaft of driving cylinder drives vertical sliding part slides along vertical direction, through the wedge boss drives first sliding block with the second sliding block is close to or keeps away from, so that the holder carries out centre gripping or unblock to the work piece.

Through adopting above-mentioned technical scheme, the work piece that personnel will treat processing is placed between the holder, starts the drive thick stick and makes first sliding block and second sliding block slide in opposite directions, makes the holder carry out automatic centre gripping to the work piece, promotes the efficiency of clamping work piece in-process.

Preferably, the jig frame comprises a plurality of vertical plates fixedly connected to the bottom plate along the vertical direction and a transverse plate fixedly connected to the vertical plates, and the transverse plate is located on one side, far away from the bottom plate, of the vertical plate.

Through adopting above-mentioned technical scheme, the tool frame passes through diaphragm and riser setting, and is rational in infrastructure, reliable, improves overall structure's assembly stability.

Preferably, the driving cylinder is a driving cylinder, and the driving cylinder is fixedly installed on the transverse plate and vertically arranged upwards.

Through adopting above-mentioned technical scheme, adopt to drive actuating cylinder and avoid electric connection, can install the cylinder between diaphragm and bottom plate, further satisfy the use scene of machining.

Preferably, gas flow channel and a plurality of gas branch road have been seted up to the riser, gas flow channel includes first runner and second runner, gas flow channel follows from the side of riser is followed the length direction setting of riser, gas branch road one end with gas flow channel is linked together, gas branch road the other end with drive actuating cylinder to the intercommunication.

Through adopting above-mentioned technical scheme, can be in gas flow way one end installation pneumatic connector, the tracheal fast loading and unloading of being convenient for, and when diaphragm and bottom plate directly were equipped with a plurality of actuating cylinders that drive, can set up a plurality of gas branch roads respectively with drive actuating cylinder and be linked together, insert the power supply setting that the tool can be accomplished fast to the trachea to pneumatic connector, improve the convenience that the tool used.

Preferably, the clamping piece is fixedly connected with a placing boss, a clamping part is arranged on one side of the placing boss, and the clamping part is used for clamping a workpiece.

Through adopting above-mentioned technical scheme, the work piece can be put on placing the boss, and the pneumatic actuating cylinder makes the clamping part of holder lock the work piece simultaneously after accomplishing initial positioning, improves the stability when the work piece is placed to follow-up clamping part carries out the centre gripping.

Preferably, the transverse plate penetrates through the transverse plate along the vertical direction to be provided with a first sliding groove for the vertical sliding piece to slide, the transverse plate is far away from one side of the bottom plate to be provided with a second sliding groove for the horizontal sliding piece to slide, and the first sliding groove is communicated with the second sliding groove.

Through adopting above-mentioned technical scheme, first sliding tray and second sliding tray carry on spacingly to vertical slider and horizontal sliding part respectively, improve the stability of vertical slider and horizontal sliding part when sliding to promote the stability to the work piece centre gripping.

Preferably, the horizontal sliding part is fixedly connected with a sliding boss, and the transverse plate can be detachably connected with a limiting part for limiting the sliding boss.

Through adopting above-mentioned technical scheme, locating part demountable installation is in the diaphragm, and the locating part plays the spacing effect of vertical direction to the slip boss, and the setting dismantled of locating part can be convenient for change or maintain the second slider, improves the convenience of maintaining.

Preferably, the transverse plate is further fixedly connected with a baffle, and the baffle is used for blocking materials from entering the interior of the transverse plate.

Through adopting above-mentioned technical scheme, the baffle can prevent that produced piece from falling into first sliding tray in the machining process, reduces the slip effect that the piece influences vertical slider, improves the usability of tool.

Preferably, the bottom plate has run through along the upper and lower surface and has seted up a plurality of bar groove, the bar groove interval is located the bottom plate.

Through adopting above-mentioned technical scheme, available bolt passes the bar groove respectively and fixes the tool to the processing platform of machining equipment, improves the stability of tool installation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. a worker places a workpiece to be machined between the clamping pieces, and starts the driving lever to enable the first sliding block and the second sliding block to slide oppositely, so that the clamping pieces automatically clamp the workpiece, and the efficiency in the workpiece clamping process is improved;

2. the pneumatic connector can be mounted at one end of the gas flow channel by arranging the gas flow channel and the gas branches, so that the gas pipe can be conveniently and quickly mounted and dismounted, and when the transverse plate and the bottom plate are directly provided with the plurality of driving cylinders, the plurality of gas branches can be respectively communicated with the driving cylinders, and the power source setting of the jig can be quickly completed by connecting the gas pipes into the pneumatic connector, so that the use convenience of the jig is improved;

3. through setting up the bar groove, available bolt passes the bar groove respectively and fixes the tool to the processing platform of machining equipment, improves the stability of tool installation.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present application.

Fig. 2 is a cross-sectional view of a riser with a gas flow passage according to the first embodiment of the present application.

Fig. 3 is a schematic view of the overall structure of the sliding clamp assembly according to the first embodiment of the present application.

Fig. 4 is a schematic overall structure diagram of the transverse plate according to the first embodiment of the present application.

Description of the reference numerals: 1. a base plate; 11. a strip-shaped groove; 2. a jig frame; 21. a vertical plate; 211. a gas flow channel; 2111. a first flow passage; 2112. a second flow passage; 212. a gas branch; 22. a transverse plate; 221. a first sliding groove; 222. a second sliding groove; 3. a driving cylinder; 31. a driving cylinder; 4. a sliding clamping assembly; 41. a vertical slide; 411. a wedge-shaped boss; 42. a horizontal sliding member; 421. a first slider; 4211. a sliding boss; 422. a second slider; 43. a clamping member; 431. placing a boss; 432. a clamping portion; 5. a stopper; 6. a baffle plate; 7. and (4) a pneumatic joint.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses precision machine tooling multistation presss from both sides tight tool structure in step.

Referring to fig. 1 and 3, the precision machining multi-station synchronous clamping jig structure comprises a base plate 1 which can be fixedly connected to machining equipment, a jig frame 2 which is fixedly connected with the base plate 1, a driving cylinder 3 which is arranged between the jig frame 2 and the base plate 1, and a sliding clamping assembly 4 which is arranged on the jig frame 2; the sliding clamping assembly 4 includes a vertical sliding member 41 vertically sliding on the jig frame 2, a horizontal sliding member 42 horizontally sliding on the jig frame 2, and clamping members 43 respectively fixedly connected to the horizontal sliding member 42.

The horizontal sliding member 42 includes a first sliding block 421 and a second sliding block 422, the first sliding block 421 and the second sliding block 422 are disposed in opposite directions, one end of the vertical sliding member 41 is fixedly connected to an output shaft of the driving cylinder 3, the other end of the vertical sliding member 41 is fixedly connected to the wedge-shaped boss 411, inclined grooves matched with the wedge-shaped boss 411 are formed in the first sliding block 421 and the second sliding block 422, in this embodiment, the number of the sliding clamping assemblies 4 is four, and the number of the driving cylinders 3 is four. The telescopic shaft of driving cylinder 3 drives vertical slider 41 to slide along vertical direction, drive first sliding block 421 and second sliding block 422 through wedge boss 411 and be close to or keep away from to make holder 43 carry out centre gripping or unblock to the work piece, the work piece that personnel will treat processing is placed between holder 43, start the drive thick stick and make first sliding block 421 and second sliding block 422 slide in opposite directions, make holder 43 carry out automatic centre gripping to the work piece, promote the efficiency of clamping work piece in-process.

Wherein, tool frame 2 includes along a plurality of risers 21 of vertical direction fixed connection in bottom plate 1 and fixed connection in the diaphragm 22 of riser 21, and in this embodiment, riser 21 quantity is three, and the quantity of diaphragm 22 is one. The transverse plate 22 is located on one side, far away from the bottom plate 1, of the vertical plates 21, the three vertical plates 21 are arranged in parallel at intervals, the transverse plate 22 can be further detachably connected with a limiting part 5 used for limiting the sliding boss 4211, and the sliding boss 4211 is integrally formed on the horizontal sliding part 42. Simultaneously, the drive lever adopts and drives actuating cylinder 31, drives actuating cylinder 31 and passes through bolt fixed connection diaphragm 22 and be located diaphragm 22 near bottom plate 1 one side, improves structural rationality and compact degree.

Further, referring to fig. 4, the horizontal plate 22 is provided with a first sliding groove 221 for the vertical sliding element 41 to slide along the vertical direction, a second sliding groove 222 for the horizontal sliding element 42 to slide is provided on one side away from the bottom plate 1, the first sliding groove 221 is communicated with the second sliding groove 222, in this embodiment, since the number of the sliding clamping assemblies 4 is four, the number of the second sliding grooves 222 provided on the horizontal plate 22 is two, the horizontal sliding elements 42 of the two sets of sliding clamping assemblies 4 are provided in the same second sliding groove 222 to slide, the number of the first sliding grooves 221 is four, and the first sliding grooves 221 are arranged on the horizontal plate 22 at rectangular intervals, so as to improve the stability of the vertical sliding element 41 and the horizontal sliding elements 42 during the sliding process.

In addition, referring to fig. 2, the vertical plate 21 is provided with a gas flow passage 211 and a plurality of gas branches 212, in this embodiment, the number of the gas branches 212 is eight. The gas flow passage 211 comprises a first flow passage 2111 and a second flow passage 2112, the gas flow passage 211 is arranged along the length direction of the vertical plate 21 from the side surface of the vertical plate 21, one end of each gas branch 212 is communicated with the gas flow passage 211, the other end of each gas branch 212 is respectively communicated with different driving cylinders 31, the four gas branches 212 are respectively communicated with upper gas ports in the first flow passage 2111 and the four driving cylinders 31, the other four gas branches 212 are respectively communicated with lower gas ports in the second flow passage 2112 and the four driving cylinders 31, the first flow passage 2111 and the second flow passage 2112 are respectively detachably provided with a pneumatic connector 7, gas pipes are respectively arranged on the pneumatic connectors 7, the expansion and contraction of the driving cylinders 31 can be controlled by controlling the input of compressed air, the four driving cylinders 31 share the same gas flow passage 211, the linkage among the driving cylinders 31 is realized, the number of the mounted gas pipes is also simplified, and the convenience is improved.

Simultaneously, integrated into one piece has holder 43 and holder 43 to set up in opposite directions respectively on first sliding block 421 and the second sliding block 422, holder 43 integrated into one piece has the boss 431 of placing, the one side of placing boss 431 is equipped with clamping part 432, semi-circular slot has been seted up to clamping part 432, clamping part 432 is used for pressing from both sides tight the work piece, in this embodiment, clamping part 432 is two with the quantity of placing boss 431, this multistation synchronous clamping jig single can the centre gripping eight work pieces process, the profile of clamping part 432 can be decided according to the work piece outline, do not do the restriction here. The extension of the telescopic bar of the single driving cylinder 31 can enable the two clamping pieces 43 to slide close to the two workpieces to simultaneously clamp the two workpieces, so that the quantity of the workpieces clamped at a single time is increased, a plurality of workpieces can be clamped at a time to be processed, and the efficiency of workpiece clamping is improved.

In order to improve the stability of bottom plate 1 when can connecting in machining equipment, bottom plate 1 runs through along the upper and lower surface and has seted up a plurality of bar groove 11, and in this embodiment, the quantity of bar groove 11 is four. Four strip grooves 11 are arranged at intervals on the bottom plate 1 near four corners and are all arranged along the length direction of the vertical plate 21.

In order to prevent that the piece from falling into first sliding tray 221 and influencing the centre gripping effect, diaphragm 22 still has baffle 6 through bolt fixedly connected with, and in this embodiment, baffle 6 is the rectangle setting, and the quantity of baffle 6 is four, locates four vertical sliding part 41 tops respectively, and baffle 6 is used for blockking in the material gets into the first sliding tray 221 of diaphragm 22.

The implementation principle of this application embodiment a precision machine tooling multistation synchronous clamping tool structure does: an operator places the multi-station synchronous clamping jig on a machining platform of machining equipment, the jig is fixed on the machining platform through bolts, workpieces to be machined are placed on the placing bosses 431 respectively, the power starting driving cylinders 31 enable four telescopic rods driving the cylinders 31 to extend, the four groups of clamping pieces 43 are close to each other to clamp the workpieces on the placing bosses 431 respectively, clamping of eight workpieces to be machined is completed through one-time clamping, and the efficiency of clamping the workpieces is improved while the accuracy of the clamping is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a precision machine tooling multistation synchronous clamping tool structure which characterized in that: the device comprises a bottom plate (1) which can be fixedly connected with machining equipment, a jig frame (2) which is fixedly connected with the bottom plate (1), a driving cylinder (3) which is arranged between the jig frame (2) and the bottom plate (1), and a sliding clamping assembly (4) which is arranged on the jig frame (2); the sliding clamping assembly (4) comprises a vertical sliding piece (41) which vertically slides on the jig frame (2), a horizontal sliding piece (42) which horizontally slides on the jig frame (2) and clamping pieces (43) which are respectively fixedly connected to the horizontal sliding piece (42); horizontal slider (42) include first sliding block (421) and second sliding block (422), first sliding block (421) with second sliding block (422) sets up in opposite directions, vertical slider (41) one end fixed connection in the output shaft of driving cylinder (3), vertical slider (41) other end fixedly connected with wedge boss (411), first sliding block (421) with second sliding block (422) all seted up with wedge boss (411) assorted chute, the telescopic shaft of driving cylinder (3) drives vertical slider (41) slides along vertical direction, through wedge boss (411) drive first sliding block (421) with second sliding block (422) are close to or are kept away from, so that holder (43) carry out the centre gripping or unblock to the work piece.

2. The precision machining multi-station synchronous clamping jig structure of claim 1, which is characterized in that: the jig frame (2) comprises a plurality of vertical plates (21) fixedly connected to the bottom plate (1) in the vertical direction and transverse plates (22) fixedly connected to the vertical plates (21), and the transverse plates (22) are located on one side, away from the bottom plate (1), of the vertical plates (21).

3. The precision machining multi-station synchronous clamping jig structure of claim 2, which is characterized in that: the driving cylinder (3) is a driving cylinder (31), and the driving cylinder (31) is fixedly installed on the transverse plate (22) and vertically arranged upwards.

4. The precision machining multi-station synchronous clamping jig structure as claimed in claim 3, characterized in that: gas flow channel (211) and a plurality of gas branch road (212) have been seted up to riser (21), gas flow channel (211) include first runner (2111) and second runner (2112), gas flow channel (211) are from following the side of riser (21) is followed the length direction setting of riser (21), gas branch road (212) one end with gas flow channel (211) are linked together, the other end of gas branch road (212) with drive actuating cylinder (31) to the intercommunication.

5. The precision machining multi-station synchronous clamping jig structure of claim 1, which is characterized in that: the clamping piece (43) is fixedly connected with a placing boss (431), a clamping part (432) is arranged on one side of the placing boss (431), and the clamping part (432) is used for clamping a workpiece.

6. The precision machining multi-station synchronous clamping jig structure of claim 2, which is characterized in that: the transverse plate (22) penetrates through a first sliding groove (221) for the vertical sliding piece (41) to slide along the vertical direction, a second sliding groove (222) for the horizontal sliding piece (42) to slide is formed in one side, far away from the bottom plate (1), of the transverse plate, and the first sliding groove (221) is communicated with the second sliding groove (222).

7. The precision machining multi-station synchronous clamping jig structure as claimed in claim 2, characterized in that: the horizontal sliding piece (42) is fixedly connected with a sliding boss (4211), and the transverse plate (22) can also be detachably connected with a limiting piece (5) used for limiting the sliding boss (4211).

8. The precision machining multi-station synchronous clamping jig structure of claim 2, which is characterized in that: diaphragm (22) still fixedly connected with baffle (6), baffle (6) are used for blockking that the material gets into inside diaphragm (22).

9. The precision machining multi-station synchronous clamping jig structure of claim 1, which is characterized in that: bottom plate (1) runs through along the upper and lower surface and has seted up a plurality of bar groove (11), bar groove (11) interval is located bottom plate (1).