CN210524834U

CN210524834U - Grinding fixture for hard alloy bar

Info

Publication number: CN210524834U
Application number: CN201921697101.3U
Authority: CN
Inventors: 朱锁敖; 朱锋
Original assignee: Danyang Yixin Alloy Co Ltd
Current assignee: Danyang Yixin Alloy Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-15
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a grinding clamp for hard alloy bars, which has the technical scheme that a plurality of groups of supporting blocks in the middle support the alloy bars above, different position threaded holes and positioning pin holes are selected above a fixed bottom plate, and the position is adjusted according to the position to be polished, thereby being convenient and fast; the upper fixing block and the lower mounting groove are fixedly mounted through the fixing bolts, the left side of the alloy rod is fixed through the fixing block device, the limiting of the alloy rod is completed, the supporting of a plurality of groups of supporting blocks is integrated, the fixing and limiting of the alloy rod are completed, and the structure is simple and reliable; the combination through locating pin and fixation nut carries out the location installation, when guaranteeing fixed mounting's stability, promotes the progress of installation to promote the precision of grinding, V type piece belongs to the easy wearing and tearing piece in addition, needs regularly to change, through locating pin and fixation nut's integrated design, can change fast by the high accuracy.

Description

Grinding fixture for hard alloy bar

Technical Field

The utility model relates to an alloy processing equipment field, in particular to carbide is grinding anchor clamps for rod.

Background

The hard alloy round bar is a tungsten steel round bar and is also called a tungsten steel bar. Cemented carbides are composite materials made of refractory metal compounds (hard phases) and a binder metal (binder phase) produced by powder metallurgy. Cemented carbide (WC) is an inorganic compound containing equal amounts of tungsten and carbon atoms. The carbon content of the hard alloy is three times of that of steel, the crystal structure is denser than that of steel and titanium, the hardness of the hard alloy is very high, and the hard alloy has a good application prospect.

However, in the actual production process, the outer side of the bar needs to be polished, the precision of the grinding and clamping equipment for the bar is low at present, the position of polishing cannot be adjusted according to the requirement, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a grinding clamp for hard alloy bars, wherein a plurality of groups of supporting blocks in the middle support the alloy bars above, different position threaded holes and positioning pin holes are selected above a fixed bottom plate, and the position is adjusted according to the position to be polished, so that the grinding clamp is convenient and quick; the upper fixing block is clamped in the alloy rod positioning block through the convex part of the connecting block, the upper fixing block rotates around the hinge, the upper fixing block and the lower mounting groove are fixedly mounted through the fixing bolt, the left side of the alloy rod is fixed through the fixing block device, the limiting of the alloy rod is completed, the support of a plurality of groups of supporting blocks is integrated, and the fixing and limiting of the alloy rod are completed; the motor in the motor cabin drives the output shaft and the connecting block to rotate, the alloy rod is driven to rotate above the supporting block through the connection of the connecting block and the alloy rod positioning block, the alloy rod is ground by matching with an external grinding structure, and the structure is simple and reliable.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a grinding clamp for hard alloy bars comprises a fixed base plate, wherein the fixed base plate is a cast iron base, has good economy and stability, buffers and absorbs shock, a plurality of groups of supporting blocks are fixedly arranged above the fixed base plate, and alloy bars are arranged above the supporting blocks; the right end of the fixed bottom plate is provided with a motor cabin, a motor is arranged in the motor cabin, the left end of the motor is coaxially and fixedly connected with an output shaft, the left side of the output shaft is fixedly provided with a connecting block, the right end of the alloy rod is provided with an alloy rod positioning block, the alloy rod positioning block comprises a side flange and a positioning clamping groove, and the side flange is clamped with the side edge of the connecting block; and a fixed block is arranged above the left side of the fixed bottom plate.

Furthermore, a plurality of groups of threaded holes and positioning pin holes are uniformly distributed above the fixed bottom plate, the threaded holes are used for installation and fixation, and the positioning pin holes are used for installation and positioning.

Furthermore, the supporting shoe is including V type piece, dull polish layer, locating pin, fixation nut and gasket, the downthehole fixed mounting of locating pin has the locating pin, installs V type piece through the locating pin top for the support to top alloy stick, the PMKD bottom is provided with the counter bore groove, fixation nut passes through the screw hole with V type piece fixed mounting in PMKD top.

Furthermore, the V-shaped block outside is provided with the dull polish layer, the dull polish layer adopts high polymer plastics material, has good wear resistance.

Furthermore, be provided with the recess in the positioning groove, through carrying out the joint with the connecting block bulge to control the rotation of alloy rod, drive output shaft and connecting block through the motor in the motor cabin and rotate, drive the alloy rod through the joint of connecting block and alloy rod locating piece and rotate above the supporting shoe.

Further, the fixed block is including lower mounting groove, hinge, last fixed block, axle sleeve, counter bore groove, bed course and fixing bolt, mounting groove fixed mounting is in the PMKD top down, and inside is the semicircular groove structure design, mounting groove left side fixed mounting has the hinge down, and the hinge top is rotated and is connected with the fixed block, goes up the shape of fixed block and the mounting groove is about mirror symmetry down.

Further, the shaft sleeves are arranged in the lower mounting groove and the upper fixing block and are of semicircular structures on the upper side and the lower side, the alloy rod is arranged in the middle of the inner portion of the shaft sleeve, and the shaft sleeve is made of alloy materials and has good wear resistance.

Further, all be provided with the counter bore groove in mounting groove and the last fixed block outside down, it has fixing bolt to rotate through the counter bore groove, installs fixedly through fixing bolt and nut, and is swift convenient, and the practicality is strong, mounting groove right-hand member top is provided with the bed course down, and the bed course adopts the rubber material, promotes the buffer capacity, increases fixed stability.

To sum up, the utility model discloses following beneficial effect has:

1. the alloy rods above are supported by a plurality of groups of supporting blocks in the middle, different position threaded holes and positioning pin holes are selected above the fixed bottom plate, and the position is adjusted according to the position to be polished, so that the alloy rod polishing machine is convenient and quick;

2. the upper fixing block and the lower mounting groove are fixedly mounted through the fixing bolts, the left side of the alloy rod is fixed through the fixing block device, the limiting of the alloy rod is completed, the supporting of a plurality of groups of supporting blocks is integrated, the fixing and limiting of the alloy rod are completed, and the structure is simple and reliable;

3. the combination through locating pin and fixation nut carries out the location installation, when guaranteeing fixed mounting's stability, promotes the progress of installation to promote the precision of grinding, V type piece belongs to the easy wearing and tearing piece in addition, needs regularly to change, through locating pin and fixation nut's integrated design, can change fast by the high accuracy.

Drawings

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

FIG. 2 is a top view of the fixed base plate in this embodiment;

FIG. 3 is a side sectional view of the support block in the present embodiment;

FIG. 4 is a side view of the alloy rod positioning block of the present embodiment;

fig. 5 is a side view structural view of the fixing block in the present embodiment.

In the figure, 1, a bottom plate is fixed; 11. a threaded hole; 12. a positioning pin hole; 2. a motor compartment; 3. an output shaft; 4. connecting blocks; 5. a support block; 51. a V-shaped block; 52. sanding layer; 53. positioning pins; 54. fixing a nut; 56. a gasket; 6. an alloy rod; 7. a fixed block; 71. a lower mounting groove; 72. a hinge; 73. an upper fixed block; 74. a shaft sleeve; 75. a countersink groove; 76. a cushion layer; 77. fixing the bolt; 8. an alloy rod positioning block; 81. a side flange; 82. and a positioning clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1, in order to provide a grinding fixture for hard alloy rods in a preferred embodiment of the present invention, the grinding fixture comprises a fixing base plate 1, the fixing base plate 1 is a cast iron base, and has good economy and stability, and absorbs shock by buffering, as shown in fig. 2, a plurality of sets of threaded holes 11 and positioning pin holes 12 are uniformly distributed above the fixing base plate 1, the threaded holes 11 are used for installation and fixation, the positioning pin holes 12 are used for installation and positioning, a plurality of sets of supporting blocks 5 are fixedly installed above the fixing base plate 1, an alloy rod 6 is placed and installed above the supporting blocks 5, as shown in fig. 3, the supporting blocks 5 include V-shaped blocks 51, a sand grinding layer 52, positioning pins 53, fixing nuts 54 and spacers 56, the threaded holes 11 and the positioning pin holes 12 are arranged in the fixing base plate 1, positioning pins 53 are fixedly installed in the positioning pin holes 12, and V-, the V-shaped block 51 belongs to an easily-worn part and needs to be replaced regularly, and the V-shaped block can be replaced quickly with high precision through the combined design of the positioning pin 53 and the fixing nut 54;

the right end of the fixed bottom plate 1 is provided with a motor cabin 2, a motor is arranged in the motor cabin 2, the left end of the motor is coaxially and fixedly connected with an output shaft 3, the left side of the output shaft 3 is fixedly provided with a connecting block 4, the right end of the alloy rod 6 is provided with an alloy rod positioning block 8, as shown in the comprehensive figure 4, the alloy rod positioning block 8 comprises a side flange 81 and a positioning clamping groove 82, the side flange 81 is clamped with the side edge of the connecting block 4, a groove is arranged in the positioning clamping groove 82, the alloy rod 6 is controlled to rotate by being clamped with a convex part of the connecting block 4, the motor in the motor cabin 2 drives the output shaft 3 and the connecting block 4 to rotate, and the alloy rod 6 is driven to rotate above the supporting block 5 by being clamped with the connecting;

the fixing base plate comprises a fixing base plate 1, and is characterized in that a fixing block 7 is arranged above the left side of the fixing base plate 1, as shown in fig. 5, the fixing block 7 comprises a lower mounting groove 71, a hinge 72, an upper fixing block 73, a shaft sleeve 74, counter bore grooves 75, a cushion layer 76 and a fixing bolt 77, the lower mounting groove 71 is fixedly mounted above the fixing base plate 1, the interior of the lower mounting groove is designed into a semicircular groove structure, the hinge 72 is fixedly mounted on the left side of the lower mounting groove 71, the upper fixing block 73 is rotatably connected above the hinge 72, the shape of the upper fixing block 73 is symmetrical to the shape of the lower mounting groove 71 relative to the mirror surface, the shaft sleeves 74 are arranged inside the lower mounting groove 71 and the upper fixing block 73, the shaft sleeve 74 is formed into semicircular structures on the upper side and the lower side, an alloy rod 6 is arranged in the, there is fixing bolt 77 through counter bore groove 75 rotation, installs fixedly through fixing bolt 77 and nut, and is swift convenient, and the practicality is strong, mounting groove 71 right-hand member top is provided with bed course 76 down, and bed course 76 adopts the rubber material, promotes the buffer capacity, increases fixed stability.

The specific implementation process comprises the following steps: firstly, screwing out an upper fixing block 73 to be in an open state around a hinge 72, placing an alloy rod 6 above the inner side of a lower mounting groove 71, supporting the alloy rod 6 above through a plurality of groups of supporting blocks 5 in the middle, selecting different position threaded holes 11 and positioning pin holes 12 above a fixed bottom plate 1, and adjusting the position according to the position to be polished, so that the device is convenient and quick; the upper fixing block 73 is rotated around a hinge 72 by being clamped in the alloy rod positioning block 8 together with the protruding part of the connecting block 4, the upper fixing block 73 and the lower mounting groove 71 are fixedly mounted through a fixing bolt 77, the left side of the alloy rod 6 is fixed through a fixing block 7 device, the limiting of the alloy rod 6 is completed, and the fixing and limiting of the alloy rod 6 are completed by integrating the supporting of a plurality of groups of supporting blocks 5; the motor through in the motor cabin 2 drives output shaft 3 and connecting block 4 and rotates, drives alloy rod 6 through the joint of connecting block 4 and alloy rod locating piece 8 and rotates 5 tops of supporting shoe, cooperates outside grinding structure to carry out the grinding to alloy rod 67, and simple structure is reliable.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a carbide is grinding anchor clamps for rod, includes PMKD (1), its characterized in that: a plurality of groups of supporting blocks (5) are fixedly arranged above the fixed bottom plate (1), and alloy rods (6) are arranged above the supporting blocks (5); the right end of the fixed bottom plate (1) is provided with a motor cabin (2), a motor is arranged in the motor cabin (2), the left end of the motor is coaxially and fixedly connected with an output shaft (3), the left side of the output shaft (3) is fixedly provided with a connecting block (4), the right end of the alloy rod (6) is provided with an alloy rod positioning block (8), the alloy rod positioning block (8) comprises a side flange (81) and a positioning clamping groove (82), and the side flange (81) is clamped with the side edge of the connecting block (4); and a fixed block (7) is arranged above the left side of the fixed bottom plate (1).

2. A grinding jig for cemented carbide rods according to claim 1, characterized in that: a plurality of groups of threaded holes (11) and positioning pin holes (12) are uniformly distributed above the fixed bottom plate (1), and two threaded holes (11) and one positioning pin hole (12) are arranged at the vertical position of each group.

3. A grinding jig for cemented carbide rods according to claim 2, characterized in that: the supporting shoe (5) is including V type piece (51), dull polish layer (52), locating pin (53), fixation nut (54) and gasket (56), fixed mounting has locating pin (53) in locating pin hole (12), installs V type piece (51) through locating pin (53) top, PMKD (1) bottom is provided with the counter bore groove, fixation nut (54) are through screw hole (11) with V type piece (51) fixed mounting in PMKD (1) top.

4. A grinding jig for cemented carbide rods according to claim 3, characterized in that: and a frosting layer (52) is arranged on the outer side of the V-shaped block (51), and the frosting layer (52) is made of high polymer plastics.

5. A grinding jig for cemented carbide rods according to claim 1, characterized in that: a groove is formed in the positioning clamping groove (82), and the groove is clamped with the protruding part of the connecting block (4).

6. A grinding jig for cemented carbide rods according to claim 2, characterized in that: fixed block (7) including lower mounting groove (71), hinge (72), go up fixed block (73), axle sleeve (74), counter bore groove (75), bed course (76) and fixing bolt (77), mounting groove (71) fixed mounting is in PMKD (1) top down, mounting groove (71) left side fixed mounting has hinge (72) down, and hinge (72) top is rotated and is connected with fixed block (73), goes up the shape of fixed block (73) and lower mounting groove (71) about mirror symmetry.

7. A grinding jig for cemented carbide rods according to claim 6, characterized in that: the lower mounting groove (71) and the upper fixing block (73) are internally provided with shaft sleeves (74), the shaft sleeves (74) are formed by two groups of semicircular structures which are symmetrically distributed at the upper side and the lower side, the middle part in the shaft sleeves (74) is provided with an alloy rod (6), and the shaft sleeves (74) are internally made of alloy materials.

8. A grinding jig for cemented carbide rods according to claim 6, characterized in that: lower mounting groove (71) and last fixed block (73) outside all are provided with counter bore groove (75), have fixing bolt (77) through counter bore groove (75) rotation, mounting groove (71) right-hand member top is provided with bed course (76) down, and bed course (76) adopt the rubber material.