CN210081259U

CN210081259U - Machining clamp

Info

Publication number: CN210081259U
Application number: CN201920727057.XU
Authority: CN
Inventors: 李中义; 赵成军
Original assignee: Dalian Innovation Source Dragon Machinery Co Ltd
Current assignee: Dalian Innovation Source Dragon Machinery Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-18
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to the technical field of clamp, and a machining anchor clamps is disclosed, which comprises a base, the side fixed mounting of base has rotating device, the bottom fixed mounting of base has fixing device, the carousel has been cup jointed to the base internalization, placed the flabellum on the carousel, and the quantity of flabellum is three, and three the groove of accomodating has all been seted up to the inboard of flabellum, and is three accomodate the rear side in the groove and all seted up threaded hole, and three the screw hole runs through threely respectively the flabellum, it is three to accomodate the inslot and all placed the only commentaries on classics piece, it is three the front side of only changeing the piece all is provided with anti-skidding line. This machining anchor clamps through driving the piece that splines inwards remove and press from both sides tight work piece, has increased the pressure that the work piece received, and then has increased the frictional force between work piece and the piece that splines, and the anti-skidding line of the piece front side of splines simultaneously also can increase frictional force with the contact of work piece, has effectually prevented to take place relative rotation between work piece and the flabellum.

Description

Machining clamp

Technical Field

The utility model relates to an anchor clamps technical field specifically is a machining anchor clamps.

Background

The center of the silicon oil shock absorber shell is a through hole which is sleeved in a crankshaft of an engine, a circle of cavity is formed around the silicon oil shock absorber shell and the cover plate, an inertia block is accommodated in the cavity, a bearing belt axially separates the inertia block from the silicon oil shock absorber shell, silicon oil is injected into a gap between the inertia block and the silicon oil shock absorber shell, the inertia block, the bearing belt and the silicon oil are sealed in the silicon oil shock absorber shell through the cover plate, and cooling fins are welded on two sides of the silicon oil shock absorber shell.

Two sets of clamps are needed to be used in the cutting machining process of the silicon oil damper cover, one set of clamp is an inner-contraction clamp, the other set of clamp is an outer-expansion clamp, in the using process of the inner-contraction clamp, the damper needs to be placed between three fan blades, the fan blades are placed in the base and fixed, in the fixing mode, the inner sides of the fan blades and the damper are both smooth cylindrical surfaces, in the machining process, when the inner side of the fan blade is in contact with a rotating cutter, tangential force can be applied, relative rotation between a workpiece and the fan blades can be caused, and the cutting angle can be changed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a following technical scheme: the utility model provides a machining anchor clamps, includes the base, the side fixed mounting of base has rotating device, the bottom fixed mounting of base has fixing device, the carousel has been cup jointed in the base internalization, placed the flabellum on the carousel, and the quantity of flabellum is three, it is three the groove of accomodating has all been seted up to the inboard of flabellum, and is three the rear side of accomodating the inslot all sets up threaded hole, and three the screw hole runs through threely respectively the flabellum is three the inslot of accomodating has all placed the piece of splining, and is three the front side of splining the piece all is provided with anti-skidding line, and is three the rear side of splining the piece all rotates installs the threaded rod, and three threaded rod respectively with three.

Preferably, rotating device includes the open slot, and the open slot is seted up in the bottom of base side, bottom in the base rotates respectively and installs gear and shifting block, and the shifting block is located the place ahead of gear, the shifting block runs through the open slot, the rear end fixed mounting of shifting block has the semi-gear, the top fixed mounting of gear has the connecting axle, the top of connecting axle and the bottom fixed connection of carousel.

Preferably, the half gear is meshed with a gear, and the diameter of the half gear is three times that of the gear.

Preferably, the fixing device comprises two clamping blocks, the two clamping blocks are fixed to the bottom of the base, a connecting block is fixedly mounted between the corresponding sides of the two clamping blocks, and a fixing block is fixedly mounted at the bottom of the connecting block.

Preferably, the top of the three fan blades is provided with a tool balance groove, and the tool balance groove is arc-shaped.

The utility model discloses possess following beneficial effect:

1. this machining anchor clamps, through rotating the threaded rod, the threaded rod can be to flabellum inside removal when screw hole internal rotation, drives simultaneously and ends the turning block and inwards remove and press from both sides tight work piece, has increased the pressure that the work piece received, and then has increased the work piece and has stopped the frictional force between the turning block, and the anti-skidding line of turning block front side simultaneously also can increase frictional force with the contact of work piece, has effectually prevented to take place relative rotation between work piece and the flabellum.

2. This machining anchor clamps drives the semi-gear through rotating the shifting block and rotates, and the semi-gear drives gear revolve, and the gear drives the connecting axle and rotates, and the connecting axle drives the carousel and rotates, and the carousel drives the flabellum at top and rotates, and the flabellum drives the work piece rotation in the middle of pressing from both sides, need not lift the work piece off among the whole operation process and reassemble, only need to adjust the angle of work piece through the shifting block, therefore the operation is very convenient, has reduced the time that the adjustment work piece consumes moreover.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a schematic structural view of the fixing device of the present invention;

fig. 5 is a schematic structural view of the threaded rod and the rotation stopping block of the present invention.

In the figure: 1. a base; 2. a rotating device; 201. an open slot; 202. a gear; 203. shifting blocks; 204. a half gear; 205. a connecting shaft; 3. a fixing device; 301. a clamping block; 302. connecting blocks; 303. a fixed block; 4. a turntable; 5. a fan blade; 6. a receiving groove; 7. a threaded hole; 8. a rotation stopping block; 9. anti-skid lines; 10. a threaded rod; 11. and (5) a tool balancing groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the device includes a base 1, the base 1 is circular, a rotation device 2 is fixedly installed on a side of the base 1, the rotation device 2 includes an open slot 201, the open slot 201 is opened at a bottom of the side of the base 1, a length of the open slot 201 is provided for a half gear 204 to rotate out, a gear 202 and a dial 203 are respectively rotatably installed at a bottom in the base 1, the dial 203 is located in front of the gear 202, the dial 203 penetrates the open slot 201, a half gear 204 is fixedly installed at a rear end of the dial 203, the half gear 204 is engaged with the gear 202 to ensure that the half gear 204 can drive the gear 202 to rotate, a diameter of the half gear 204 is three times a diameter of the gear 202, the half gear 204 has a larger diameter, when the half gear 204 is rotated, the rotation angle of the gear 202 is larger than the rotation angle of the half gear 204, when the diameter of the half gear 204 is three times the diameter of, the gear 202 can rotate for one circle, so that each angle of a workpiece can be processed, the top of each fan blade 5 is provided with a tool balance groove 11, the tool balance groove 11 is arc-shaped, the diameter of the tool balance groove 11 is 15 cm, the depth of the tool balance groove 11 is 1.5 cm, vibration is prevented when a product is rotationally cut during processing, and therefore deformation or cracks are generated, the top of the gear 202 is fixedly provided with a connecting shaft 205, the top end of the connecting shaft 205 is fixedly connected with the bottom of the turntable 4, the bottom of the base 1 is fixedly provided with a fixing device 3, the fixing device 3 comprises two clamping blocks 301, the number of the clamping blocks 301 is two, the clamping blocks 301 are fixed at the bottom of the base 1, a connecting block 302 is fixedly arranged between the corresponding side edges of the two clamping blocks 301, the height of the connecting block 302 is the same as that of the clamping blocks 301, and a fixing block, fixed block 303 can be fixed on the lathe, also can insert the lathe slide, thereby it is fixed with base 1, carousel 4 has been cup jointed to base 1 internalization, the diameter of carousel 4 is the same with base 1's internal diameter, flabellum 5 has been placed on carousel 4, and the quantity of flabellum 5 is three, three flabellum 5 can close into a circle, and the diameter of synthetic circle is the same with base 1's internal diameter, three flabellum 5's inboard has all been seted up and has been accomodate groove 6, three rear side of accomodating the inslot 6 has all seted up threaded hole 7, and three threaded hole 7 runs through three flabellum 5 respectively, three are accomodate and have all placed in the inslot 6 and end commentaries on classics piece 8, three front side that ends commentaries on classics piece 8 all is provided with anti-skidding line 9, three rear side that ends commentaries on classics piece 8 all rotates installs threaded rod.

The working principle is that a workpiece to be processed is placed among three fan blades 5, the fan blades 5 are extruded, the fan blades 5 fix the workpiece, then the fan blades 5 are placed on a turntable 4 of a base 1, the base 1 fixes the three fan blades 5, then a threaded rod 10 is sequentially rotated until the threaded rod is fixed, and the threaded rod 10 moves towards the inner sides of the fan blades 5 while rotating in a threaded hole 7 to extrude the workpiece; when a workpiece needs to be rotated, the shifting block 203 is rotated, the shifting block 203 drives the half gear 204 to rotate, the half gear 204 drives the gear 202 meshed with the half gear to rotate, the gear 202 drives the connecting shaft 205 to rotate, the connecting shaft 205 drives the rotating disc 4 at the top to rotate, the rotating disc 4 drives the three fan blades 5 at the top to rotate, and the fan blades 5 drive the clamped workpiece to rotate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a machining anchor clamps, includes base (1), its characterized in that: a rotating device (2) is fixedly arranged at the side edge of the base (1), a fixing device (3) is fixedly arranged at the bottom of the base (1), a rotary table (4) is movably sleeved in the base (1), fan blades (5) are placed on the rotary table (4), the number of the fan blades (5) is three, the inner sides of the three fan blades (5) are all provided with accommodating grooves (6), the rear sides in the three accommodating grooves (6) are all provided with threaded holes (7), three threaded holes (7) respectively penetrate through the three fan blades (5), the rotation stopping blocks (8) are respectively arranged in the three accommodating grooves (6), anti-skid grains (9) are respectively arranged on the front sides of the three rotation stopping blocks (8), threaded rods (10) are respectively rotatably arranged on the rear sides of the three rotation stopping blocks (8), and the three threaded rods (10) are respectively matched with the three threaded holes (7).

2. A machining jig according to claim 1, wherein: rotating device (2) include open slot (201), and open slot (201) set up in the bottom of base (1) side, bottom in base (1) rotates respectively and installs gear (202) and shifting block (203), and shifting block (203) are located the place ahead of gear (202), shifting block (203) run through open slot (201), the rear end fixed mounting of shifting block (203) has half gear (204), the top fixed mounting of gear (202) has connecting axle (205), the top of connecting axle (205) and the bottom fixed connection of carousel (4).

3. A machining jig according to claim 2, wherein: the half gear (204) meshes with the gear (202), and the diameter of the half gear (204) is three times the diameter of the gear (202).

4. A machining jig according to claim 1, wherein: fixing device (3) are including clamp splice (301), the quantity of clamp splice (301) is two, and all is fixed in the bottom of base (1), two fixed mounting has connecting block (302) between the corresponding side of clamp splice (301), the bottom fixed mounting of connecting block (302) has fixed block (303).

5. A machining jig according to claim 1, wherein: three frock compensating groove (11) have all been seted up at the top of flabellum (5), frock compensating groove (11) are circular-arc.