CN103639478B - A kind of adjustable secondary support means - Google Patents

Abstract

The invention discloses an adjustable auxiliary supporting device, which comprises a clamp body and a clamp nut; a column is arranged on the left side of the upper surface of the clamp body; a handle is horizontally arranged on the column; Vertical block; the upper end of the vertical block is provided with a drilling template; the middle part of the vertical block is provided with a V-shaped block; the handle is connected with the V-shaped block through a screw, and can push the V-shaped block to move left and right; the clamp body The middle part is provided with a second mandrel; the drill template is provided with a drill sleeve; the center line of the drill sleeve coincides with the center line of the second mandrel; the right side of the clamp body is provided with a first mandrel; The first mandrel is sleeved with a split washer; the clamping nut is threadedly fixed on the upper part of the first mandrel; the second mandrel is an optical axis, and the upper sleeve of the second mandrel is provided with a support sleeve; the support sleeve is provided with an adjustment device; the invention has simple structure, fast adjustment and high clamping efficiency.

Description

An adjustable auxiliary support device

technical field

The invention relates to an improvement of an auxiliary support device, in particular to an adjustable auxiliary support device with fast adjustment and high clamping efficiency.

Background technique

The clamping of the workpiece affects the overall efficiency of the workpiece processing, and the clamping of the workpiece can be improved to improve the processing efficiency. An existing special drilling jig for lever-type workpieces uses a clamping nut to clamp one end of the lever, and the other end adopts an auxiliary support, and then processes it. As shown in Figure 1, the existing auxiliary support device includes a clamp body 1, Clamping nut 12; the left side of the upper surface of the clamp body 1 is provided with a column 2; the column is horizontally provided with a handle 3; the inner side of the column is provided with a vertical block 16; the upper end of the vertical block 16 is provided with There is a drilling template 6; the middle part of the vertical block 16 is provided with a V-shaped block 5; the handle 3 is connected with the V-shaped block 5 through a screw, and can push the V-shaped block 5 to move left and right; the middle part of the clamp body 1 is provided with There is a second mandrel 15; the second mandrel 15 is covered with an adjustment device 4, and the adjustment device is a lock nut; the upper end of the second mandrel is provided with a support sleeve 10; the drilling template 6 A drill bushing 8 is arranged on it; a bushing 9 is arranged between the drill bushing 8 and the clamp body 1; the upper surface of the drill bushing 8 is fixed on the drilling template 6 by screws 7; the center line of the drill bushing 8 Coincident with the center line of the second mandrel 15; the right side of the clamp body 1 is provided with a first mandrel 14; the first mandrel 14 is sleeved with a split washer 13; the clamping nut 12 is screwed On the top of the first mandrel 14; during work, one end of the workpiece 11 is sleeved on the first mandrel 14, and pressed by the split washer 13, and locked on the first mandrel 14 by the clamping nut 12; The other end of the workpiece 11 is arranged in the V-shaped block 5 and is supported by the support sleeve 10; since the workpiece 11 is subjected to gravity and cutting force during processing, the workpiece 11 is easy to sag and deform. Now the auxiliary support screw sleeve 10 is added below the workpiece, and the lock nut is adjusted to fit the workpiece 11 to support the workpiece; but the adjustment process of the support screw sleeve is slow and the efficiency is low.

Contents of the invention

The object of the present invention is to provide an adjustable auxiliary support device with fast adjustment and high clamping efficiency in order to overcome the shortcomings of the prior art.

In order to achieve the above object, the technical solution adopted by the present invention is: an adjustable auxiliary support device, including a clamp body and a clamp nut; a column is arranged on the left side of the upper surface of the clamp body; handle; the inner side of the column is provided with a vertical block; the upper end of the vertical block is provided with a drilling template; the middle part of the vertical block is provided with a V-shaped block; the handle is connected with the V-shaped block through a screw, and can push the V-shaped The shape block moves left and right; the middle part of the clamp body is provided with a second mandrel; the drill template is provided with a drill sleeve; a bushing is provided between the drill sleeve and the clamp body; the upper surface of the drill sleeve passes through Screws are fixed on the drilling template; the center line of the drill sleeve coincides with the center line of the second mandrel; the right side of the clamp body is provided with a first mandrel; the first mandrel is covered with a split washer ; The clamping nut is threadedly fixed on the upper part of the first mandrel; when working, one end of the workpiece is sleeved on the first mandrel, pressed by the split washer, and locked on the first mandrel by the clamping nut; The other end of the workpiece is set in the V-shaped block and is supported by a support sleeve; the second mandrel is an optical axis, and a support sleeve is provided on the upper sleeve of the second mandrel; There is an adjustment device.

Preferably, the adjustment device includes a locking ring; both ends of the locking ring are connected by bolts and locked by nuts.

Preferably, the adjustment device further includes a cam; the cam is rotatably arranged at the tail of the bolt; when the protrusion rotates, it can squeeze the end of the locking ring to lock the locking ring more tightly.

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

In the adjustable auxiliary supporting device of the present invention, the second mandrel is an optical axis, and a support sleeve is provided on the upper sleeve of the second mandrel; an adjustment device is provided on the support sleeve; in this way, the support sleeve can be adjusted Convenient and fast, at the same time, the adjustment device includes a locking ring; the two ends of the locking ring are connected by bolts and locked with nuts; the tail of the bolt is rotatably provided with a cam; when the protrusion rotates, it can squeeze The end of the locking ring is pressed to make the locking ring tighter; the invention has the advantages of simple structure, fast adjustment and high clamping efficiency.

Description of drawings

Below in conjunction with accompanying drawing, technical solution of the present invention will be further described:

Accompanying drawing 1 is the sectional view of the auxiliary supporting device of prior art;

Accompanying drawing 2 is the sectional view of adjustable auxiliary supporting device of the present invention;

Accompanying drawing 3 is the magnified view of the assembly schematic diagram of the adjusting device that adjustable auxiliary supporting device of the present invention is used;

Among them: 1. Clamp body; 2. Column; 3. Handle; 4. Adjusting device; 5. V-shaped block; 6. Drill template; 7. Screw; 8. Drill sleeve; 9. Bushing; 10. Support sleeve; 11. workpiece; 12. clamping nut; 13. split washer; 14. first mandrel; 15. second mandrel; 16. vertical block; 41. locking ring; 42. bolt; 43. nut; 44. cam.

detailed description

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Accompanying drawing 2-3 is a kind of adjustable auxiliary supporting device described in the present invention, comprises clamping body 1, clamping nut 12; The left side of the upper surface of described clamping body 1 is provided with column 2; A handle 3 is provided; the inboard of the column is provided with a vertical block 16; the upper end of the vertical block 16 is provided with a drilling template 6; the middle part of the vertical block 16 is provided with a V-shaped block 5; the handle 3 is connected with a screw rod The V-shaped block 5 is connected, and can push the V-shaped block 5 to move left and right; the middle part of the clamp body 1 is provided with a second mandrel 15; the drill template 6 is provided with a drill sleeve 8; the drill sleeve 8 and clamp Specifically, a bushing 9 is arranged between the 1; the upper surface of the drill sleeve 8 is fixed on the drill template 6 by a screw 7; the center line of the drill sleeve 8 coincides with the center line of the second mandrel 15; the clamp Specifically, the right side of 1 is provided with a first mandrel 14; the first mandrel 14 is sleeved with a split washer 13; the clamp nut 12 is threadedly fixed on the top of the first mandrel 14; during work, the workpiece 11 One end of one end is sleeved on the first mandrel 14, and is compressed by the split washer 13, and is locked on the first mandrel 14 by the clamping nut 12; the other end of the workpiece 11 is arranged in the V-shaped block 5, and Supported by a support sleeve 10; the second mandrel 15 is an optical axis, and the upper sleeve of the second mandrel is provided with a support sleeve 10; the support sleeve 10 is provided with an adjustment device 4; the adjustment device 4 , including a locking ring 41; the two ends of the locking ring 41 are connected by bolts 42 and locked with nuts 43; the adjustment device 4 also includes a cam 44; the cam 44 is rotatably arranged at the tail of the bolt 42 ; When the protrusion 44 rotates, it can squeeze the end of the locking ring 41 to lock the locking ring 41 more tightly.

Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art:

In the adjustable auxiliary supporting device of the present invention, the second mandrel 15 is an optical axis, and a support sleeve 10 is provided on the upper sleeve of the second mandrel; the adjustment device 4 is sleeved on the support sleeve 10; In this way, the adjustment of the support sleeve 10 is convenient and quick, and at the same time, the adjustment device 4 includes a locking ring 41; the two ends of the locking ring 41 are connected by bolts 42 and locked by nuts 43; the tail of the bolt 42 is rotatably arranged There is a cam 44; when the protrusion 44 rotates, it can squeeze the end of the locking ring 41, so that the locking ring 41 can be locked more tightly; the present invention has simple structure, fast adjustment and high clamping efficiency.

The above-mentioned embodiments are only to illustrate the technical conception and characteristics of the present invention. Substantial equivalent changes or modifications shall fall within the protection scope of the present invention.

Claims (1)

1. an adjustable secondary support means, comprises clamp body, binding nut; The left side of the upper surface of described clamp body is provided with column; Described column has been horizontally disposed with hands handle; The inner side of described column is provided with vertical block; The upper end of described vertical block is provided with bushing plate; The middle part of described vertical block is provided with vee-block; Described handle is connected with vee-block by screw rod, and vee-block can be promoted to move left and right; The middle part of described clamp body is provided with the second mandrel; Described bushing plate is provided with drill bushing; It is provided with lining between described drill bushing and clamp body; The upper surface of described drill bushing is fixed by screws on bushing plate; The centrage of described drill bushing and the centrage of the second mandrel overlap;The right side of described clamp body is provided with the first mandrel; Described first mandrel is arranged with open washer; Described binding nut is threadedly secured in the top of the first mandrel; During work, one end of workpiece is enclosed within the first mandrel, and is compressed by open washer, and is locked on the first mandrel by binding nut; The other end of described workpiece is arranged in vee-block, and is supported by support set; It is characterized in that: described second mandrel is optical axis, described second mandrel is arranged with support set; Described support set is arranged with adjustment device; Described adjustment device, comprises cam; Described cam can be rotatably set in the afterbody of bolt; When projection rotates, the end of retaining ring can be extruded, make locking ring lock obtain tighter.