CN215699992U

CN215699992U - 4.5 axle anchor clamps

Info

Publication number: CN215699992U
Application number: CN202121344821.9U
Authority: CN
Inventors: 黄吉锦; 蒙平; 陈乐平
Original assignee: Zhejiang Boqin Precision Industry Co ltd
Current assignee: Zhejiang Boqin Precision Industry Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-02-01
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a 4.5-shaft clamp which comprises a rotating shaft and a turnover shaft which are vertically connected, wherein the output end of the rotating shaft is connected with a processing table, the top surface of the processing table is provided with a positioning plate, the bottom surface of the processing table is provided with a hydraulic cylinder, the hydraulic cylinder is connected with a fixed seat, the surface of the fixed seat is provided with a connecting rod, the connecting rod is rotatably connected with a first moving frame and a second moving frame, one side of each of the first moving frame and the second moving frame is hinged with a jig body, a sliding device is arranged between the jig body and the processing table and horizontally slides towards the center of the processing table, the side surface of the processing table is horizontally provided with a guide pillar, and the guide pillar penetrates through the jig body and is connected with a first limiting block; the utility model realizes quick positioning and clamping, effectively avoids workpiece surface damage, improves the processing efficiency and reduces the processing cost.

Description

4.5 axle anchor clamps

Technical Field

The utility model relates to the field of tool fixtures, in particular to a 4.5-shaft fixture.

Background

The tool clamp is a process device used for quickly fastening a workpiece and keeping a machine tool, a cutter and the workpiece at correct relative positions, and is an essential part for machining; the existing 4.5-shaft clamp can be used for machining a CNC workpiece structure in a swing angle mode, wherein the turnover shaft can rotate 180 degrees, the rotating shaft can rotate 360 degrees, multiple-process machining can be carried out on the same clamp without disassembling a workpiece, and the machining period of the workpiece is shortened; the Chinese patent with the application number of CN2019212166078 discloses a 4.5-shaft tool clamp, which comprises a B shaft and an A shaft which are vertically connected, wherein a workpiece mounting plate is fixedly connected to the output end of the A shaft, positioning and clamping mechanisms are symmetrically and fixedly connected to the workpiece mounting plate, and each positioning and clamping mechanism comprises a positioning mechanism and a clamping mechanism; the positioning mechanism comprises a supporting plate, a bearing, a threaded rod, a threaded pipe and a positioning plate, and the clamping mechanism comprises two transmission rods, two springs, two transmission holes and a clamping plate; the distance between the clamping mechanisms needs to be adjusted through the positioning mechanism, then the workpiece is clamped by the clamping mechanisms, and in the clamping process, an additional mechanical arm is needed to assist in clamping.

Therefore, the existing 4.5-shaft clamp is complex in clamping, inconvenient to operate by a user, and easy to cause surface damage of a workpiece, so that the machining efficiency is low, and the production cost is high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a 4.5-shaft clamp, which can realize quick positioning and clamping, effectively avoid the surface damage of a workpiece, improve the processing efficiency and reduce the processing cost.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a 4.5 axle anchor clamps, includes perpendicular rotation axis and the trip shaft of connecting, be connected with the processing platform on the output of rotation axis, the top surface of processing platform is equipped with the locating plate, and the bottom surface of processing platform is equipped with the pneumatic cylinder, the pneumatic cylinder is connected with the fixing base, and the surface of fixing base is equipped with the connecting rod, it is connected with first removal frame and second removal frame to rotate on the connecting rod, one side that first removal frame and second removed the frame all articulates there is the tool body, be equipped with slider between tool body and the processing platform, slider towards processing platform center department horizontal slip, processing platform side level is equipped with the guide pillar, and the guide pillar runs through the tool body and is connected with first stopper.

Specifically, the tool body includes link and elastic clamping device, elastic clamping device includes clamp plate and regulating plate, the regulating plate sets up on the link, the clamp plate is equipped with adjusting screw to regulating plate one side, adjusting screw runs through the regulating plate and is connected with the second stopper, the last cover of adjusting screw is equipped with the spring, and the spring is in between regulating plate and the clamp plate.

Specifically, a silica gel layer is arranged on one side, away from the adjusting plate, of the clamping plate.

Specifically, be equipped with pressure induction plate between clamp plate and the silica gel layer, processing platform one side still is equipped with the pressure display, the second stopper be with adjusting bolt complex adjusting nut.

Specifically, the sliding device comprises a sliding rail and a sliding block, the sliding rail is arranged on the machining table, and the sliding block is arranged at the position, corresponding to the sliding rail, of the connecting frame.

Specifically, threaded connection has fastening nut on the connecting rod, fastening nut is in the outside of second removal frame.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that: through the locating plate with the work piece location, drive first removal frame and second by the pneumatic cylinder again and remove the frame and rotate, make the tool body slide towards the work piece direction and realize the quick clamping work piece, this simple structure, it is more convenient to compare in current anchor clamps operation, can avoid loaded down with trivial details clamping probably to the damage that the work piece caused, improves machining efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention illustrating clamping a workpiece;

FIG. 3 is a schematic view of a fixing base connection structure according to the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a rotating shaft; 2. a turning shaft; 3. a processing table; 4. a hydraulic cylinder; 5. a fixed seat; 6. a connecting rod; 7. a first movable frame; 8. a second movable frame; 9. a connecting frame; 10. a guide post; 11. a first stopper; 12. positioning a plate; 13. a clamping plate; 14. an adjusting plate; 15. adjusting the screw rod; 16. a spring; 17. a silica gel layer; 18. a pressure sensing plate; 19. a pressure display; 20. adjusting the nut; 21. a slide rail; 22. a slider; 23. fastening a nut; 24. and (5) a workpiece.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" or "a number" means two or more unless explicitly specified otherwise.

The utility model provides a 4.5 axle anchor clamps, includes perpendicular rotation axis 1 and the trip shaft 2 of connecting, be connected with processing platform 3 on the output of rotation axis 1, the top surface of processing platform 3 is equipped with locating plate 12, and the bottom surface of processing platform 3 is equipped with pneumatic cylinder 4, pneumatic cylinder 4 is connected with fixing base 5, and the surface of fixing base 5 is equipped with connecting rod 6, it is connected with first removal frame 7 and second removal frame 8 to rotate on connecting rod 6, first removal frame 7 and second removal frame 8 one side all articulate there is the tool body, be equipped with slider between tool body and the processing platform 3, slider is towards processing platform 3 center department horizontal slip, processing platform 3 side level is equipped with guide pillar 10, and guide pillar 10 runs through the tool body and is connected with first stopper 11.

As shown in fig. 1 and 2, when the present invention is used, a workpiece 24 is positioned and arranged on a processing table 3 through a positioning plate 12, a hydraulic cylinder 4 is started, the hydraulic cylinder 4 extends out to drive a fixed seat 5 to move downwards, the fixed seat 5 drives a connecting rod 6 to move downwards, a first movable frame 7 and a second movable frame 8 rotate downwards, a jig body hinged with the jig body is driven to horizontally slide towards the workpiece 24 under the limitation of a horizontal guide pillar 10, and meanwhile, a sliding device assists the jig body to rapidly slide relative to the processing table 3 and contact the workpiece 24, so as to rapidly clamp the workpiece 24; when a workpiece 24 needs to be loosened, the hydraulic cylinder 4 retracts to drive the fixed seat 5 to move upwards, the fixed seat 5 drives the connecting rod 6 to move upwards, the first movable frame 7 and the second movable frame 8 rotate upwards, and due to the limitation of the guide pillar 10, the first movable frame 7 and the second movable frame 8 drive the jig body to horizontally slide towards the direction far away from the workpiece 24, so that the workpiece 24 is quickly loosened, and meanwhile, the first limiting block 11 enables the jig body not to be separated from the guide pillar 10 in the sliding process; only the hydraulic cylinder 4 needs to extend out and retract, so that the workpiece 24 can be quickly clamped and loosened, the clamping efficiency of the workpiece 24 is greatly improved, the damage to the workpiece 24 caused by complicated clamping is avoided, and the machining efficiency is improved.

Specifically, the tool body includes link 9 and elastic clamping device, elastic clamping device includes clamping plate 13 and regulating plate 14, regulating plate 14 sets up on link 9, clamping plate 13 is equipped with adjusting screw 15 in the relative regulating plate 14 one side, adjusting screw 15 runs through regulating plate 14 and is connected with the second stopper, the cover is equipped with spring 16 on adjusting screw 15, and spring 16 is in between regulating plate 14 and clamping plate 13.

As shown in fig. 2 and 4, when the workpiece 24 is clamped, the jig body slides towards the workpiece 24 and the clamping plate 13 contacts the workpiece 24, the jig body continues to slide, the clamping plate 13 is forced to drive the adjusting screw 15 to move and simultaneously compress the spring 16, and simultaneously, the restoring force generated by the spring 16 clamps the workpiece 24; the elastic clamping device enables the clamp to have flexibility, so that the clamping performance of the clamp is guaranteed, and meanwhile, the damage to the outer surface of the workpiece 24 is effectively avoided.

Specifically, a silicone layer 17 is disposed on a side of the clamping plate 13 away from the adjusting plate 14.

As shown in fig. 2, when the workpiece 24 is clamped, the silica gel layer 17 can be attached to the surface of the workpiece 24 in a copying manner, so that the surface damage of the workpiece 24 is effectively avoided, the clamping stability is improved, the workpiece 24 cannot shake after being clamped, and the machining precision is ensured.

Specifically, be equipped with pressure-sensitive plate 18 between clamp plate 13 and the silica gel layer 17, processing platform 3 one side still is equipped with pressure display 19, the second stopper be with adjusting bolt complex adjusting nut 20.

When clamping the workpiece 24, the pressure sensing plate 18 can detect the clamping force of the clamp and display the clamping force on the pressure display 19; when the clamping pressure is too high, the user can adjust the position of the adjusting nut 20 to enable the pressing plate to be close to the adjusting plate 14 to achieve fine adjustment of the clamping pressure, and damage to the workpiece 24 caused by the too high clamping pressure is avoided.

Specifically, the sliding device includes a slide rail 21 and a slider 22, the slide rail 21 is disposed on the processing table 3, and the slider 22 is disposed at a position where the connecting frame 9 corresponds to the slide rail 21.

In the process of clamping or loosening the workpiece 24, the sliding of the jig body is realized by the sliding of the sliding block 22 arranged on the jig body and the sliding rail 21 on the processing table 3 in a matching way, and the jig body can rapidly slide to a required position to clamp or loosen the workpiece 24 by the sliding of the sliding block 22 and the sliding rail 21.

Specifically, a fastening nut 23 is connected to the connecting rod 6 through a thread, and the fastening nut 23 is located on the outer side of the second movable frame 8.

As shown in fig. 3, during the clamping of the workpiece 24, the fastening nut 23 ensures that the first mobile frame 7 and the second mobile frame 8 do not disengage from the connecting rod 6 during the rotation; after clamping the workpiece 24, the first movable frame 7 and the second movable frame 8 can be locked by fastening the nuts 23, so that the stability of the clamp is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a 4.5 axle anchor clamps, includes rotation axis and the trip shaft of perpendicular connection, its characterized in that: the processing platform is connected with the output end of rotation axis, the top surface of processing platform is equipped with the locating plate, and the bottom surface of processing platform is equipped with the pneumatic cylinder, the pneumatic cylinder is connected with the fixing base, and the surface of fixing base is equipped with the connecting rod, it is connected with first removal frame and second removal frame to rotate on the connecting rod, one side of first removal frame and second removal frame all articulates there is the tool body, be equipped with slider between tool body and the processing platform, slider towards processing platform center department horizontal slip, processing platform side level is equipped with the guide pillar, and the guide pillar runs through the tool body and is connected with first stopper.

2. A 4.5-axis clamp according to claim 1, wherein: the jig body comprises a connecting frame and an elastic clamping device, the elastic clamping device comprises a clamping plate and an adjusting plate, the adjusting plate is arranged on the connecting frame, the clamping plate is provided with an adjusting screw rod relative to one side of the adjusting plate, the adjusting screw rod penetrates through the adjusting plate and is connected with a second limiting block, a spring is sleeved on the adjusting screw rod, and the spring is located between the adjusting plate and the clamping plate.

3. A 4.5-axis clamp according to claim 2, wherein: and a silica gel layer is arranged on one side, away from the adjusting plate, of the clamping plate.

4. A 4.5-axis clamp according to claim 3, wherein: and a pressure induction plate is arranged between the clamping plate and the silica gel layer, a pressure display is further arranged on one side of the processing table, and the second limiting block is an adjusting nut matched with the adjusting bolt.

5. A4.5-axis clamp according to claim 4, wherein: the sliding device comprises a sliding rail and a sliding block, the sliding rail is arranged on the processing table, and the sliding block is arranged at the position where the connecting frame corresponds to the sliding rail.

6. A 4.5-axis clamp according to claim 1, wherein: and the connecting rod is in threaded connection with a fastening nut, and the fastening nut is positioned on the outer side of the second movable frame.