CN210633377U - Special broach sharpening anchor clamps of marine broach - Google Patents

Abstract

The utility model belongs to the technical field of the broach, especially, be a special broach sharpening anchor clamps of marine broach, including workstation and broach, fixed mounting has two fixed blocks on the workstation, the top of workstation is equipped with first dwang and second dwang, first dwang rotates with corresponding fixed block to be connected, the second dwang runs through corresponding fixed block and rotates with corresponding fixed block to be connected, first dwang with the equal fixed mounting of one end that the second dwang is close to each other has a mounting box, two one side that the mounting box is close to each other all is equipped with two arc pieces, two the arc hole has all been seted up to one side that the mounting box is close to each other, two the arc piece runs through corresponding arc hole and extends to in the mounting box, be equipped with the lead screw in the mounting box. The utility model discloses rotatable broach for the broach need not carry out the shift position, also can realize comprehensive polishing, convenient operation.

Description

Special broach sharpening anchor clamps of marine broach

Technical Field

The utility model relates to a broach technical field especially relates to a special broach sharpening anchor clamps of marine broach.

Background

Broaches are shaped tools used for broaching. The surface of the cutter is provided with a plurality of rows of cutter teeth, the size and the shape of each row of cutter teeth are sequentially increased and changed from a cutting-in end to a cutting-out end, when the broach makes broaching movement, each cutter tooth cuts a certain thickness of metal from a workpiece, and finally the required size and shape are obtained, the broach is commonly used for processing round holes, spline holes, key slots, planes, forming surfaces and the like in batch and mass production, the productivity is high, and the broach is divided into an inner broach and an outer broach according to different processing surface parts; according to different stress modes during working, the method is divided into a broach and a push broach, the push broach is commonly used for calibrating a heat-treated molded hole, the abrasion of the broach mainly occurs on a rear tool face, particularly the corner of a chip dividing groove is more serious, the broach needs to be reground when the abrasion VB exceeds 0.3mm, and the regrind process is generally carried out on a special grinder.

However, the conventional grinding machine generally fixes the broach, and polishes the cutting edge of the broach by moving the grinding sheet, and for the cylindrical broach, the position of the broach needs to be changed many times to polish all the cutting edges on the broach once, so that time is wasted due to frequent replacement, and the operation is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special broach sharpening fixture for a marine broach.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a special broach sharpening anchor clamps of marine broach, includes workstation and broach, fixed mounting has two fixed blocks on the workstation, the top of workstation is equipped with first dwang and second dwang, first dwang rotates with corresponding fixed block to be connected, the second dwang runs through corresponding fixed block and rotates with corresponding fixed block to be connected, the equal fixed mounting of one end that first dwang and second dwang are close to each other has the mounting box, two one side that the mounting box is close to each other all is equipped with two arc pieces, two one side that the mounting box is close to each other all has seted up the arc hole, two the arc piece runs through corresponding arc hole and extends to in the mounting box, be equipped with the lead screw in the mounting box, the both ends of lead screw all with the mounting box rotates to be connected, the lead screw run through two arc pieces and with two arc piece threaded connection, two equal fixed mounting in one side that the arc piece is close to each other has the fixture block, two draw-in grooves have all been seted up at the both ends of broach, the fixture block with draw-in groove looks adaptation.

Preferably, the mounting box is provided with a slide bar, two ends of the slide bar are fixedly connected with the inner wall of the mounting box, and the slide bar penetrates through the two arc-shaped blocks and is connected with the two arc-shaped blocks in a sliding manner.

Preferably, the same clamp is installed on the two arc-shaped blocks.

Preferably, one end of the screw rod extends to the outside of the mounting box and is provided with a hexagonal block.

Preferably, one end of the second rotating rod, which is far away from the mounting box, is fixedly provided with a crank.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is characterized in that a workbench, a fixed block, a first rotating rod, a second rotating rod, a mounting box, an arc-shaped block, an arc-shaped hole, a screw rod, a sliding rod, a clamping block, a broach, a clamping groove, a clamp, a hexagonal block and a crank are matched, the broach is mounted on the device, a sharpening mechanism is started, so as to sharpen the broach, the handle can be rotated according to sharpening conditions in the sharpening process, the crank rotates to drive the mounting box to rotate, the mounting box rotates to drive the screw rod and the sliding rod to rotate, the screw rod and the sliding rod drive the arc-shaped block to rotate, the arc-shaped block drives the clamping block to rotate, the clamping block can drive the broach to rotate, so as to convert the sharpening position of the broach, after the broach is sharpened, the clamp is removed, the hexagonal block is rotated by using an inner hexagonal sleeve, the screw rod rotates to drive the screw rod to rotate, the two arc-shaped blocks are far, and stopping rotating the hexagonal block until the clamping block is completely moved out of the clamping groove, rotating the hexagonal block on the other mounting box to enable the corresponding clamping blocks to be away from each other, and taking out the broach until the clamping blocks are moved to proper positions.

The utility model discloses rotatable broach for the broach need not carry out the shift position, also can realize comprehensive polishing, convenient operation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an assembly view of the mounting box, the arc-shaped block and the lead screw of the present invention;

fig. 5 is an assembly view of the middle arc-shaped block and the clamping block of the present invention.

In the figure: 1. a work table; 2. a fixed block; 3. a first rotating lever; 4. a second rotating lever; 5. Mounting a box; 6. an arc-shaped block; 7. an arc-shaped hole; 8. a screw rod; 9. a slide bar; 10. a clamping block; 11. Broaching; 12. a card slot; 13. clamping a hoop; 14. a hexagonal block; 15. a crank handle.

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 present invention provides a technical solution: a special broach sharpening fixture for marine broaches comprises a workbench 1 and a broach 11, wherein two fixed blocks 2 are fixedly mounted on the workbench 1, a first rotating rod 3 and a second rotating rod 4 are arranged above the workbench 1, the first rotating rod 3 is rotatably connected with the corresponding fixed blocks 2, the second rotating rod 4 penetrates through the corresponding fixed blocks 2 and is rotatably connected with the corresponding fixed blocks 2, mounting boxes 5 are fixedly mounted at the mutually close ends of the first rotating rod 3 and the second rotating rod 4, two arc-shaped blocks 6 are arranged at the mutually close sides of the two mounting boxes 5, arc-shaped holes 7 are formed at the mutually close sides of the two mounting boxes 5, the two arc-shaped blocks 6 penetrate through the corresponding arc-shaped holes 7 and extend into the mounting boxes 5, lead screws 8 are arranged in the mounting boxes 5, the two ends of the lead screws 8 are rotatably connected with the mounting boxes 5, the lead screws 8 penetrate through the two arc-shaped blocks 6 and are in threaded connection with the two arc-shaped blocks 6, a clamping block 10 is fixedly arranged on one side, close to each other, of each of the two arc-shaped blocks 6, two clamping grooves 12 are formed in two ends of the broach 11, and the clamping blocks 10 are matched with the clamping grooves 12;

the mounting box 5 is provided with a slide rod 9, two ends of the slide rod 9 are fixedly connected with the inner wall of the mounting box 5, the slide rod 9 penetrates through the two arc-shaped blocks 6 and is connected with the two arc-shaped blocks 6 in a sliding manner, the same clamp 13 is mounted on the two arc-shaped blocks 6, one end of the lead screw 8 extends out of the mounting box 5 and is provided with a hexagonal block 14, one end of the second rotating rod 4, which is far away from the mounting box 5, is fixedly provided with a crank 15, the broach 11 is mounted on the device through the matching of the workbench 1, the fixed block 2, the first rotating rod 3, the second rotating rod 4, the mounting box 5, the arc-shaped blocks 6, the arc-shaped holes 7, the lead screw 8, the slide rod 9, the clamp block 10, the broach 11, the clamp 12, the clamp 13, the hexagonal block 14 and the crank 15, the sharpening mechanism is started, so as to sharpen the broach 11, the blade can be sharpened, during sharpening, the installation box 5 rotates to drive the screw rod 8 and the slide rod 9 to rotate, the screw rod 8 and the slide rod 9 drive the arc-shaped block 6 to rotate, the arc-shaped block 6 drives the clamping block 10 to rotate, the clamping block 10 can drive the broach 11 to rotate, so that the sharpening position of the broach 11 is changed, after the broach 11 is sharpened, the clamp 13 is removed, the hexagonal block 14 is rotated by using the inner hexagonal sleeve, the screw rod 8 is rotated by the hexagonal block 14, the screw rod 8 rotates to enable the two arc-shaped blocks 6 to be mutually separated, the arc-shaped blocks 6 move to drive the clamping block 10 to move, until the clamping block 10 is completely moved out of the clamping groove 12, the hexagonal block 14 is stopped rotating, the hexagonal block 14 on the other installation box 5 is rotated to enable the corresponding clamping blocks 10 to be mutually separated, and until the clamping block 10 is moved to a proper position, the broach 11 can be taken out, the rotary broach does not need to change positions, and can also, the operation is convenient.

The working principle is as follows: the working table 1 is provided with a sharpening mechanism which can move on the working table 1 in parallel with the broach 11 so as to sharpen the whole length of the broach, when the cutting edge of the broach 11 needs to be sharpened, the broach 11 is installed on the device, the sharpening mechanism is started so as to sharpen the cutting edge of the broach 11, during sharpening, a handle 15 can be rotated according to sharpening conditions, a crank 15 rotates to drive a mounting box 5 to rotate, the mounting box 5 rotates to drive a screw rod 8 and a slide rod 9 to rotate, the screw rod 8 and the slide rod 9 drive an arc-shaped block 6 to rotate, the arc-shaped block 6 drives a fixture block 10 to rotate, the fixture block 10 can drive the broach 11 to rotate, thereby converting the sharpening position of the broach 11, when the broach 11 is sharpened, a clamp 13 is removed, an inner hexagonal sleeve is used to rotate a hexagonal block 14, the hexagonal block 14 rotates to drive the screw rod 8 to rotate, the screw rod 8 rotates to enable the two arc-shaped blocks 6 to be away from each other, the arc-shaped block 6 moves to drive the fixture block 10 to move until the fixture block 10 completely moves out of the clamping groove 12, the hexagonal block 14 stops rotating, the hexagonal block 14 on the other mounting box 5 rotates to enable the corresponding fixture blocks 10 to be away from each other, and the broach 11 can be taken out until the fixture block 10 moves to a proper position.

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 (5)

1. The utility model provides a special broach sharpening anchor clamps of marine broach, includes workstation (1) and broach (11), its characterized in that: fixed mounting has two fixed blocks (2) on workstation (1), the top of workstation (1) is equipped with first dwang (3) and second dwang (4), first dwang (3) rotate with corresponding fixed block (2) and are connected, second dwang (4) run through corresponding fixed block (2) and rotate with corresponding fixed block (2) and be connected, equal fixed mounting has mounting box (5) in the one end that first dwang (3) and second dwang (4) are close to each other, two one side that mounting box (5) are close to each other all is equipped with two arc pieces (6), two arc hole (7) have all been seted up to one side that mounting box (5) are close to each other, two arc piece (6) run through corresponding arc hole (7) and extend to in mounting box (5), be equipped with lead screw (8) in mounting box (5), the both ends of lead screw (8) all with mounting box (5) rotate to be connected, lead screw (8) run through two arc piece (6) and with two arc piece (6) threaded connection, two the equal fixed mounting in one side that arc piece (6) are close to each other has fixture block (10), two draw-in grooves (12) have all been seted up at the both ends of broach (11), fixture block (10) with draw-in groove (12) looks adaptation.

2. The special broach sharpening fixture for the marine broach according to claim 1, characterized in that: mounting box (5) are equipped with slide bar (9), the both ends of slide bar (9) all with the inner wall fixed connection of mounting box (5), slide bar (9) run through two arc piece (6) and with two arc piece (6) sliding connection.

3. The special broach sharpening fixture for the marine broach according to claim 1, characterized in that: two install same clamp (13) on arc piece (6).

4. The special broach sharpening fixture for the marine broach according to claim 1, characterized in that: one end of the screw rod (8) extends to the outside of the mounting box (5) and is provided with a hexagonal block (14).

5. The special broach sharpening fixture for the marine broach according to claim 1, characterized in that: the second rotating rod (4) is far away from one end of the mounting box (5) and is fixedly provided with a crank (15).

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