CN218135037U

CN218135037U - Precision finishing shape anchor clamps of preapring for an unfavorable turn of events

Info

Publication number: CN218135037U
Application number: CN202222245988.0U
Authority: CN
Inventors: 郭二辉; 李俊超; 郁亚培; 罗演魁; 刘浩
Original assignee: Zhengzhou Chuangmingcheng Automation Equipment Technology Co ltd
Current assignee: Zhengzhou Chuangmingcheng Automation Equipment Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-27
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to the technical field of clamp equipment, in particular to an anti-deformation clamp for precision machining; the automatic lifting device comprises a base, wherein a vertical rotating shaft is arranged in the middle of the base, a moving frame is arranged on the top of the vertical rotating shaft, sliding assemblies are arranged on the outer side surfaces of the left end and the right end of the moving frame, L-shaped supports are arranged on the front surface and the rear surface of the moving frame, a sliding plate is arranged on the supporting frame, a transmission assembly is further arranged in the supporting frame, linear driving mechanisms are fixed at the front end and the rear end of the sliding plate, a limiting frame is fixed at the upper end of each linear driving mechanism, a clamping jaw is connected on the limiting frame in a sliding manner, and a driving motor connected with the vertical rotating shaft is also fixed on the base; the utility model provides a precision finishing shape anchor clamps of preapring for an unfavorable turn of events can improve the clamping stability of accurate work piece, simple structure convenient operation and simple structure, convenient to use.

Description

Precision finishing shape anchor clamps of preapring for an unfavorable turn of events

Technical Field

The utility model relates to a fixture technical field, concretely relates to precision finishing preapre for an unfavorable turn of events shape anchor clamps.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any process in a process, the means for quickly, conveniently and safely mounting a workpiece may be referred to as a fixture. The clamping device is generally composed of a positioning element, a clamping device, a tool setting guide element (for determining the relative position of the tool to the workpiece or guiding the direction of the tool), an indexing device, a connecting element, a clamping body and the like.

Precision machining has higher requirements on machining precision and surface roughness, and a common problem in precision machining is that a workpiece can deform during clamping, and the workpiece is easy to elastically deform under the action of clamping force and machining stress when the surface of the workpiece is ground or otherwise machined. When the existing clamp for precision machining is used, the clamping stability is poor, the installation, the fixation and the disassembly of the clamp are inconvenient, the size of clamping force is not well controlled, and the machining precision is easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at: the anti-deformation clamp for precision machining can improve the clamping stability of a precision workpiece, and is simple in structure and convenient to operate.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a precision finishing preapre for an unfavorable turn of events shape anchor clamps, includes the base, base intermediate position department is provided with vertical rotating shaft, be provided with on vertical rotating shaft's the top remove the frame, remove about the frame all be provided with on the both ends lateral surface with base sliding connection's slip subassembly, all be provided with L shape support on removing the front and back of frame, the upper end of removing the frame still is provided with the support frame, still be provided with on the leading flank of support frame with L shape support articulated link, be provided with on the trailing flank of support frame hank frame, be connected with the drive shaft on hank frame bottom surface, the drive shaft middle part is connected with driving motor, driving motor with at the back L shape support is articulated, be provided with the slide on the support frame, the slide with be connected by slip subassembly between the support frame, still be provided with drive assembly in the support frame, drive assembly's lower extreme with the support frame is connected, the upper end with the slide is connected, both ends are fixed with linear driving mechanism around on the slide, linear driving mechanism's upper end is fixed with the limit frame, all seted up on the front and back of limit frame, the spout has all connected with the slip connection of limit frame, the jack catch comprises claw head, main part and the jack catch, the jack catch connection of main part of jack catch, the jack catch is provided with the jack catch and the vertical shaft connection of the jack catch, the jack catch is also the jack catch is provided with the motor connection of the main part of the jack catch, the jack catch is connected with the jack catch, the jack catch connection of the main part of the vertical motor connection of the jack catch is connected with the jack catch.

The transmission assembly comprises a gear seat fixed in the support frame, a straight gear fixed on the gear seat, and an upper rack and a lower rack which are in meshing transmission with the straight gear, wherein the upper rack is fixed on the sliding plate, the lower rack is fixed on the support frame, and the straight gear is in transmission connection with an external motor.

The sliding assembly comprises sliding blocks and sliding rails, the sliding rails are arranged in a long strip shape, and the sliding rails are connected with a plurality of sliding blocks in a sliding mode; the movable rack is fixedly connected with a vertical slide rail, a slide block in sliding connection with the vertical slide rail is fixedly connected to the base, the support frame is fixedly connected with a horizontal slide rail, and the slide block in sliding connection with the support frame is fixed to the bottom surface of the slide plate.

The linear driving mechanism comprises a shell fixed on the sliding plate and a main shaft arranged in the shell in sliding connection, and the linear driving mechanism is connected with an external power supply to provide power so that the main shaft can move in a telescopic mode along the shell.

The sliding plate is further provided with a baffle positioned on the inner side of the linear driving mechanism, the baffle is composed of a vertical plate and a bending plate, the bending plate is bent towards the outer side direction, and reinforcing ribs are further arranged on the outer side surface of the baffle.

The spout comprises vertical notch and the straight line notch of buckling, and the straight line notch of buckling extends towards the outside direction.

The beneficial effects of the utility model reside in that: the linear driving mechanism is fixedly connected with a limiting frame, a clamping jaw is arranged in the limiting frame, the tail part of the clamping jaw is connected with the linear driving mechanism, the linear moving mechanism is driven by external drive to move up and down, the clamping jaw rotates along the sliding chute under the action of the sliding chute and the sliding shaft, a workpiece positioned on the side of the clamping jaw is clamped, the clamping force is controlled by a motor, and the clamping is convenient without manual adjustment; secondly the removal frame is compared in the base and can be reciprocated, and the support frame can horizontal migration for removing the frame, and can make the whole slope of support frame and the spare part on upper portion form the contained angle with the level under the motion of drive shaft, the centre gripping dysmorphism work piece of being convenient for.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a side view of fig. 1.

Fig. 4 is a schematic view of a partial structure of the present invention.

In the figure: 1. a base; 2. a vertical rotating shaft; 3. a movable frame; 4. a sliding assembly; 5. an L-shaped bracket; 6. a support frame; 7. a connecting frame; 8. a twisting frame; 9. a drive shaft; 10. a drive motor; 11. a slide plate; 12. a transmission assembly; 13. a linear drive mechanism; 14. a limiting frame; 15. a chute; 16. a claw; 17. a slide shaft; 18. a slider; 19. a slide rail; 20. and a baffle plate.

Detailed Description

The invention is further explained below with reference to the drawings and the embodiments.

The embodiment is as follows: as shown in FIGS. 1 to 4, the utility model relates to a precision machining anti-deformation clamp, which comprises a base 1, notches are arranged at the left and right sides of the front surface of the base 1, a slide block 18 is fixedly connected to a side surface away from the center in the notches, a vertical rotating shaft 2 is arranged at the center of the base 1, a driving motor 10 is connected to the vertical rotating shaft 2, the driving motor 10 is fixed to the upper surface of the base 1, a moving frame 3 is fixedly connected to the top of the vertical rotating shaft 2, the moving frame 3 is in a door-shaped structure, the middle of the moving frame is recessed, the center of the bottom surface of the moving frame is fixedly connected to the vertical rotating shaft 2, slide rails 19 are fixedly connected to the outermost surfaces of the left and right sides of the moving frame 3, the slide rails 19 are slidably connected to the slide block 18 on the base 1, an upward convex L-shaped support 5 is fixedly connected to the upper end of the front side of the moving frame 3, a downward convex L-shaped support 5 is fixedly connected to the lower end of the rear side, a suspended support 6 is arranged above the moving frame 3, a connecting frame 7 is fixedly connected on the front side surface of a supporting frame 6, the connecting frame 7 is hinged with an L-shaped support arranged on the same side surface, a twisting frame 8 is fixedly connected on the rear side surface of the supporting frame 6, a driving shaft 9 is fixedly connected on the bottom surface of the twisting frame 8, the other end of the driving shaft 9 is connected with a driving motor 10, a motor base of a driving motor is fixedly connected with the twisting frame 8 of the L-shaped support 5 on the same side surface, a transmission assembly 12 is fixedly arranged inside the supporting frame 6 and comprises an external driving straight gear, a gear base fixed on the inner side surface of the supporting frame 6, an upper gear and a lower gear meshed with the straight gear, wherein the lower gear is fixed on the inner bottom surface of the supporting frame, the upper gear is fixedly connected with a sliding plate 11 positioned above the supporting frame, a sliding block 18 is fixedly connected on the bottom surface of the sliding plate 11, a sliding rail 19 is fixedly connected on the top surface of the supporting plate and is slidably connected with the corresponding sliding block 18, and linear driving mechanisms 13 are fixedly connected on the front and rear ends of the upper surface of the sliding plate 11, make the main shaft up-and-down motion in the casing through external power source drive, the main shaft top is connected on the afterbody of jack catch 16, it has the spacing 14 of opposition setting still to fasten on the casing top of linear driving mechanism 13, spout 15 is seted up at spacing 14 center, slide 17 at jack catch 16 middle part is along spout 15 sliding connection, spout 15 comprises vertical notch and the straight line notch of buckling, and the straight line notch of buckling extends towards the outside direction, jack catch 16 comprises the claw head, main part and claw tail, the claw head, the claw tail is perpendicular with the main part, slide 17 is located the junction of main part and claw tail, it has baffle 20 still to fasten on the slide 11, baffle 20 comprises vertical board and bending plate, bending plate buckles towards the outside direction, and still be provided with the strengthening rib on the baffle 20 lateral surface, baffle 20 is located linear driving mechanism 13's inboard.

The working principle and the using steps are as follows: as shown in fig. 3, an external power supply supplies power to the driving motor 10, so that the vertical rotating shaft 2 driven by the driving motor rotates to ascend or descend, and two sides of the moving frame 3 fixedly connected with the driving motor are connected with the base 1 through the sliding assembly 4 and limited, so that the moving frame 3 and the structure above the moving frame integrally ascend or descend; one end of the movable frame 3 is hinged with the support frame 6, the other end of the movable frame is in transmission connection with the linear line and the driving shaft 9, the driving motor 10 is driven by an external power supply to work to drive the driving shaft 9 to lift, and further the support frame 6 and the structure above the support frame rotate around the hinged position as a circle center, so that the clamping surface can be inclined at any angle; the support frame 6 is connected with a sliding plate 11 in a sliding way, a transmission assembly 12 is fixedly connected in the support frame, and the transmission assembly is driven by an external power supply and transmitted to a gear rack, so that the sliding plate 11 at the upper part and the structure at the upper part integrally move left and right to adjust the clamping position; two linear driving mechanisms 13 are fixedly connected to the front end and the rear end of the surface of the sliding plate 11, a limiting frame 14 is fixedly connected to the top surface of the sliding plate, a clamping jaw 16 is rotatably connected to the inside of the limiting frame 14, the tail end of the clamping jaw 16 is hinged to the linear driving mechanisms 13, a main jaw is slidably connected to a sliding groove 15 in the limiting frame 14, a sliding shaft 17 with the clamping jaw 16, a tail end hinge point and the sliding groove 15 form a movement mechanism, the main shaft is driven to move up and down under external driving, the tail end of the clamping jaw 16 moves up and down, the sliding shaft 17 of the clamping jaw 16 serves as a sliding and rotation center, the main jaw moves up and down along the sliding groove 15 during movement, and rotates around the sliding shaft 17 to enable a jaw head of the clamping jaw 16 to rotate from the outer side to the inner side, and the jaw head can also move up and down under the effect that the sliding groove 15 moves up and down, so that a workpiece on the inner side of the sliding plate 11 can be clamped.

The utility model discloses a jack catch 16 below still rigid coupling has baffle 20, baffle 20 is fixed about providing for the work piece of centre gripping spacing messenger, the jack catch 16 of baffle 20 top can rotate and elevating movement, will provide from the work piece top and add the holding power, further spacing fixed work piece, all receive the clamping force effect at upper and lower left and right four sides, and inclination when the size of clamping force and centre gripping can be controlled through control motor's lift, during the centre gripping stability is strong, simple structure convenient operation.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a precision finishing clamp of preapring for an unfavorable turn of events, its characterized in that: the automatic lifting device comprises a base, base intermediate position department is provided with vertical pivot, be provided with on the top of vertical pivot and remove the frame, remove about the frame on the both ends lateral surface all be provided with base sliding connection's slip subassembly, all be provided with L shape support on removing the front and back of frame, the upper end of removing the frame still is provided with the support frame, still be provided with on the leading flank of support frame with L shape support articulated link, be provided with the hank frame on the trailing flank of support frame, be connected with the drive shaft on the hank frame bottom surface, the drive shaft middle part is connected with driving motor, driving motor with at the back the L shape support is articulated, be provided with the slide on the support frame, the slide with connect by slip subassembly between the support frame, still be provided with drive assembly in the support frame, drive assembly's lower extreme with the support frame is connected, the upper end with the slide is connected, both ends department is fixed with linear drive mechanism around on the slide, linear drive mechanism's upper end is fixed with the limit frame, the spout has all been seted up on the front and back of limit frame, sliding connection has the spout on the limit frame, sliding connection of slide assembly, the dog head is formed by dog head, claw and the claw tail, claw and perpendicular pivot and the vertical pivot fixed connection of drive mechanism also there is connected with the motor drive mechanism.

2. The precision machining anti-deformation clamp according to claim 1, characterized in that: the transmission assembly comprises a gear seat fixed in the support frame, a straight gear fixed on the gear seat, and an upper rack and a lower rack which are in meshing transmission with the straight gear, wherein the upper rack is fixed on the sliding plate, the lower rack is fixed on the support frame, and the straight gear is in transmission connection with an external motor.

3. The precision machining deformation-preventing clamp according to claim 1, characterized in that: the sliding assembly comprises sliding blocks and sliding rails, the sliding rails are arranged in a long strip shape, and the sliding rails are connected with a plurality of sliding blocks in a sliding mode; the movable rack is fixedly connected with a vertical slide rail, a slide block in sliding connection with the vertical slide rail is fixedly connected to the base, the support frame is fixedly connected with a horizontal slide rail, and the slide block in sliding connection with the horizontal slide rail is fixed to the bottom surface of the slide plate.

4. The precision machining anti-deformation clamp according to claim 1, characterized in that: the linear driving mechanism comprises a shell fixed on the sliding plate and a main shaft arranged in the shell in sliding connection, and the linear driving mechanism is connected with an external power supply to provide power so that the main shaft can move in a telescopic mode along the shell.

5. The precision machining anti-deformation clamp according to claim 1, characterized in that: the sliding plate is further provided with a baffle positioned on the inner side of the linear driving mechanism, the baffle is composed of a vertical plate and a bending plate, the bending plate is bent towards the outer side direction, and reinforcing ribs are further arranged on the outer side surface of the baffle.

6. The precision machining anti-deformation clamp according to claim 1, characterized in that: the spout comprises vertical notch and the sharp notch of buckling, and the sharp notch of buckling extends towards the outside direction.