CN211361396U

CN211361396U - Direction adjustable machining clamp

Info

Publication number: CN211361396U
Application number: CN201921411694.2U
Authority: CN
Inventors: 王森
Original assignee: Wuhan Feites Auto Parts Co ltd
Current assignee: Wuhan Feites Auto Parts Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-08-28
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a direction adjustable machining anchor clamps, the on-line screen storage device comprises a base, base upper surface one side is equipped with first bracing piece, spherical groove has been seted up to the upper end of first bracing piece, be equipped with the ball that matches with it in the spherical groove, the top of first bracing piece is equipped with first fastening bolt, a plurality of screw holes have evenly been seted up on the surface of ball, and first fastening bolt runs through first bracing piece and ball threaded connection, one side fixedly connected with second bracing piece that first bracing piece was kept away from to the ball, one side lateral wall that the ball was kept away from to the second bracing piece is connected with clamping device through the dead lever. The utility model discloses a direction adjustable machining anchor clamps that provide not only can carry out the centre gripping to irregularly shaped's work piece, can carry out the ascending adjustment of a plurality of directions in order to adapt to different processing demands to the clamping tool moreover, and simple to use, the practicality is strong.

Description

Direction adjustable machining clamp

Technical Field

The utility model relates to a machining technical field especially relates to a direction adjustable machining anchor clamps.

Background

The machining refers to a process of changing the external dimensions or properties of a workpiece by a mechanical device, the machining usually requires a clamp to clamp the workpiece in addition to the machining machine, and the workpiece is more and more in style with the development of the machining industry.

However, the existing machining clamp clamps a workpiece through a clamping plate, only the workpiece with a regular shape can be clamped, and the clamp can be adjusted only in a single direction and cannot meet machining requirements.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the clamp can not clamp workpieces with irregular shapes and has single adjusting direction, and provides a machining clamp with adjustable direction.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a direction adjustable machining anchor clamps, includes the base, base upper surface one side is equipped with first bracing piece, spherical groove has been seted up to the upper end of first bracing piece, be equipped with the ball that matches with it in the spherical groove, the top of first bracing piece is equipped with first fastening bolt, a plurality of screw holes have evenly been seted up on the surface of ball, and first fastening bolt runs through first bracing piece and ball threaded connection, one side fixedly connected with second bracing piece that first bracing piece was kept away from to the ball, one side lateral wall that the ball was kept away from to the second bracing piece is connected with clamping device through the dead lever.

Preferably, the clamping device comprises a disc, a groove is arranged at the center of the disc, a bevel gear disc is rotatably connected in the groove, a knob is arranged on the side wall of the disc close to the fixed rod, the knob penetrates through the disc and is fixedly connected with the bevel gear disc, four symmetrically arranged chutes are further formed in the surface of the disc, a moving block is slidably connected in each chute through a fixed block, a clamping rod is fixedly connected to one end of the moving block away from the groove, the clamping rod is perpendicular to the disc, a threaded hole is formed in the moving block, a sleeve with threads on the outer wall is in threaded connection with the threaded hole in the threaded hole, a connecting rod is rotatably connected to the inner wall of the sleeve, which is far away from the moving block, a plurality of threaded holes are uniformly formed in the circumferential direction of the connecting rod in the sleeve, a second fastening bolt is further in threaded connection with, one end of the connecting rod, which is far away from the bearing, is fixedly connected with a bevel gear, and the bevel gear is meshed with a bevel gear disk.

Preferably, the opening diameter of the spherical groove is smaller than the diameter of the ball and larger than the diameter of the second support rod.

Preferably, each clamping rod side wall is provided with anti-slip lines.

Preferably, the bottom of the base is provided with a plurality of rubber cushions.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the four clamping rods which can move simultaneously and independently on the clamping device enable the clamping device to clamp the workpiece with the regular shape and clamp the workpiece with the irregular shape, so that the problem that the clamp needs to be replaced when different workpieces are machined is avoided, and the use scenes of the machining clamp are greatly enriched;

2. through the cooperation use of spherical groove and ball for when work piece position and direction are adjusted to needs, clamping device can be according to actual processing needs random adjustment position and direction in great scope, has avoided the unicity of adjustment direction, has improved the practicality.

Drawings

Fig. 1 is a schematic structural view of a direction-adjustable machining fixture provided by the present invention;

fig. 2 is a schematic structural view of a clamping device in the direction-adjustable machining fixture provided by the present invention;

fig. 3 is a schematic structural diagram at a in fig. 2.

In the figure: the device comprises a base 1, a first supporting rod 2, a spherical groove 3, a ball 4, a first fastening bolt 5, a second supporting rod 6, a fixing rod 7, a knob 8, a disk 9, a clamping rod 10, a groove 11, a conical fluted disc 12, a helical gear 13, a sliding groove 14, a moving block 15, a fixing block 16, a connecting rod 17, a sleeve 18, a bearing 19 and a second fastening bolt 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a direction-adjustable machining fixture, which comprises a base 1, wherein a plurality of cushion pads are arranged at the bottom of the base 1, and the cushion pads can reduce vibration during machining, so as to improve the machining quality of workpieces, a first support rod 2 is arranged on one side of the upper surface of the base 1, a spherical groove 3 is arranged at the upper end of the first support rod 2, balls 4 matched with the spherical groove 3 are arranged in the spherical groove 3, the opening diameter of the spherical groove 3 is smaller than the diameter of the balls 4 and larger than the diameter of a second support rod 6, the balls 4 are fixed in the spherical groove 3 to avoid falling off during rotation, a first fastening bolt 5 is arranged at the top of the first support rod 2, a plurality of threaded holes are uniformly arranged on the surface of the balls 4, the first fastening bolt 5 penetrates through the first support rod 2 to be in threaded connection with the balls 4, a second support rod 6 is fixedly connected to one side, the side wall of one side of the second support rod 6, which is far away from the ball 4, is connected with a clamping device through a fixed rod 7, when the position of a workpiece needs to be adjusted in the machining process, the first fastening bolt 5 is screwed off, the second support rod 6 rotates around the ball 4 until the clamping device reaches the machining position, and the first fastening bolt 5 penetrates through the first support rod 2 and is in threaded connection with a threaded hole in the ball 4, so that the direction fixing can be completed;

the clamping device comprises a disc 9, a groove 11 is formed in the center of the disc 9, a bevel gear disc 12 is rotatably connected in the groove 11, a knob 8 is arranged on one side wall, close to a fixed rod 7, of the disc 9, the knob 8 penetrates through the disc 9 and is fixedly connected with the bevel gear disc 12, four symmetrically-arranged sliding grooves 14 are further formed in the surface of the disc 9, a moving block 15 is slidably connected in each sliding groove 14 through a fixed block 16, a clamping rod 10 is fixedly connected to one end, far away from the groove 11, of the moving block 15, the clamping rod 10 is arranged perpendicular to the disc 9, anti-slip threads are arranged on the side wall of each clamping rod 10 to increase clamping force, a workpiece is prevented from falling off during machining, a threaded hole is formed in the moving block 15, a sleeve 18 with threads on the outer wall of the threaded hole is in threaded connection, a connecting rod 17 is rotatably connected to the inner, the sleeve 18 is further in threaded connection with a second fastening bolt 20, the second fastening bolt 20 penetrates through the sleeve 18 and is in threaded connection with a threaded hole in the connecting rod 17, one end, far away from the bearing 19, of the connecting rod 17 is fixedly connected with a helical gear 13, the helical gear 13 is meshed with the conical fluted disc 12, when a workpiece is clamped, the workpiece is placed between the four clamping rods 10, the conical fluted disc 12 of the rotating knob 8 drives the four helical gears 13 to rotate, each helical gear 13 drives the connecting rod 17 to rotate respectively, the connecting rod 17 rotates in the sleeve 18, but when the connecting rod 17 and the sleeve 18 are fixed together through the second fastening bolt 20, the connecting rod 17 drives the sleeve 18 to rotate, the sleeve 18 pushes the moving block 15 to move through threads, so that the clamping rods 10 move to realize clamping, when an irregular workpiece is clamped, the clamping rods 10 can be controlled to move independently until the four clamping rods 10, when a certain supporting rod 10 motion of needs control, screw up the second fastening bolt 20 that corresponds with this supporting rod 10 position this moment, make connecting rod 17 drive this sleeve 18 and rotate, mode through threaded connection can drive this supporting rod 10 and carry out the displacement, meanwhile, the second fastening bolt 20 that three supporting rod 10 corresponds in addition is in the state of unscrewing, awl fluted disc 12 still drives connecting rod 17 through helical gear 13 and rotates, but connecting rod 17 does not fix with sleeve 18, can rotate in sleeve 18, consequently, sleeve 18 does not take place to rotate, therefore four supporting rods 10 in this scheme can adjust alone, thereby be applicable to the work piece of irregular shape.

In the utility model, before machining, a workpiece is placed between four clamping rods 10, a rotary knob 8 is rotated to enable a conical fluted disc 12 to drive four bevel gears 13 to rotate, each bevel gear 13 respectively drives a connecting rod 17 to rotate, the connecting rod 17 drives a sleeve 18 to rotate, the sleeve 18 pushes a moving block 15 to move through threads, so that the clamping rods 10 move to realize clamping, when an irregular workpiece is clamped, one clamping rod 10 contacts with the outline of the workpiece, a second fastening bolt 20 is unscrewed, the rotary knob 8 is continuously rotated to the second clamping rod 10 to contact with the outline of the workpiece after the unscrewing, according to the rule, until the four clamping rods 10 all contact with the workpiece, namely, the clamping is completed, when the position of the workpiece needs to be adjusted in the machining process, the first fastening bolt 5 is unscrewed, the second supporting rod 6 rotates around a ball 4, until the clamped workpiece reaches the machining position, the first fastening bolt 5 is threaded through the threaded holes in the first support rod 2 and the ball 4 to complete the directional fixation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a direction adjustable machining anchor clamps, includes base (1), its characterized in that, base (1) upper surface one side is equipped with first bracing piece (2), spherical groove (3) have been seted up to the upper end of first bracing piece (2), be equipped with ball (4) that match with it in spherical groove (3), the top of first bracing piece (2) is equipped with first fastening bolt (5), a plurality of screw holes have evenly been seted up on the surface of ball (4), and just first fastening bolt (5) run through first bracing piece (2) and ball (4) threaded connection, one side fixedly connected with second bracing piece (6) of first bracing piece (2) are kept away from in ball (4), one side lateral wall that ball (4) were kept away from in second bracing piece (6) is connected with clamping device through dead lever (7).

2. The direction-adjustable machining clamp as claimed in claim 1, characterized in that the clamping device comprises a circular disc (9), a groove (11) is formed in the center of the circular disc (9), a conical toothed disc (12) is rotatably connected in the groove (11), a knob (8) is arranged on one side wall of the circular disc (9) close to the fixed rod (7), the knob (8) penetrates through the circular disc (9) and is fixedly connected with the conical toothed disc (12), four symmetrically arranged sliding grooves (14) are further formed in the surface of the circular disc (9), a moving block (15) is slidably connected in each sliding groove (14) through a fixed block (16), a clamping rod (10) is fixedly connected to one end, far away from the groove (11), of the moving block (15), the clamping rod (10) is arranged perpendicular to the circular disc (9), and a threaded hole is formed in the moving block (15), threaded hole female connection has the outer wall to establish screwed sleeve (18), one side inner wall that movable block (15) was kept away from in sleeve (18) is rotated through bearing (19) and is connected with connecting rod (17), is located a plurality of screw holes have evenly been seted up to connecting rod (17) circumference in sleeve (18), it has second fastening bolt (20) to go back threaded connection on sleeve (18), and second fastening bolt (20) run through threaded hole threaded connection on sleeve (18) and connecting rod (17), the one end fixedly connected with helical gear (13) of bearing (19) are kept away from in connecting rod (17), and helical gear (13) and awl fluted disc (12) meshing setting.

3. The direction adjustable machining jig according to claim 1, characterized in that the opening diameter of the spherical groove (3) is smaller than the diameter of the ball (4) and larger than the diameter of the second support rod (6).

4. The adjustable direction machining fixture according to claim 2, wherein each clamping rod (10) is provided with anti-slip threads on the side wall.

5. The direction adjustable machining fixture as claimed in claim 1, characterized in that a plurality of rubber cushions are arranged at the bottom of the base (1).