CN213857138U

CN213857138U - Clamp for drilling machine

Info

Publication number: CN213857138U
Application number: CN202022067478.XU
Authority: CN
Inventors: 徐福明
Original assignee: Wujiang Fuming Machinery Co ltd
Current assignee: Wujiang Fuming Machinery Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-08-03
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses an anchor clamps for drilling machine relates to machining equipment technical field, aims at solving the constrictive problem of traditional anchor clamps application scope. The key points of the technical scheme are as follows: the fixture comprises a base, the sliding tray has been seted up at the top of base, sliding connection has the symmetry to set up two clamping plates in the sliding tray, be equipped with the regulation structure that is used for adjusting interval between two clamping plates in the sliding tray, two clamping plates each other the equal fixedly connected with in one side that is close to hold the piece, two one sides that hold the piece and be close to each other all are equipped with the inclined plane of downward sloping, two equal fixedly connected with adjusting screw one in one side that the clamping plate kept away from each other and adjusting screw two, through setting up anchor clamps to adjustable structure, make anchor clamps can be applicable to the clamping of more size work pieces, and then solved the constrictive problem of traditional anchor clamps application scope.

Description

Clamp for drilling machine

Technical Field

The utility model relates to a machining equipment technical field, more specifically say, it relates to an anchor clamps for drilling machine.

Background

The drilling machine is a machine tool which mainly uses a drill bit to process holes on a workpiece, usually, the drill bit rotates to move mainly, the drill bit moves axially to move in a feeding mode, the drilling machine is simple in structure, machining accuracy is relatively low, through holes and blind holes can be drilled, special cutters can be replaced, and machining such as hole expanding, hole reaming and hole reaming or tapping can be carried out. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates (main motion). The drilling machine is characterized in that a workpiece is fixed and a cutter does rotary motion.

The drilling machine can carry out the processing of multiple type work piece, wherein just including the processing of axle type part, the axle type part rolls easily when processing, therefore need carry out the clamping to axle type part through anchor clamps when processing, the stability of work piece clamping influences the processingquality of work piece, traditional frock can't realize the adjustment according to the size of work piece, need change different frocks when the part of different sizes need be processed to needs, operation process is very troublesome, therefore there is the place that can optimize.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide an anchor clamps for drilling machine reaches the purpose that increases anchor clamps application scope through setting up anchor clamps into adjustable structure.

The above technical purpose of the present invention can be achieved by the following technical solutions: a clamp for a drilling machine comprises a base, wherein the top of the base is provided with a sliding groove, the sliding groove is connected with two clamping plates which are symmetrically arranged in a sliding way, an adjusting structure for adjusting the distance between the two clamping plates is arranged in the sliding groove, one sides of the two clamping plates, which are close to each other, are fixedly connected with bearing blocks, one sides of the two bearing blocks, which are close to each other, are provided with inclined planes which incline downwards, one sides of the two clamping plates, which are far away from each other, are fixedly connected with a first adjusting screw rod and a second adjusting screw rod, an adjusting block is connected to the first adjusting screw rod in a threaded manner, a pressing rod is rotatably connected to the outer side of the adjusting block, the pressing rod is provided with a plurality of clamping grooves for clamping the adjusting screw rods, one side of the pressing rod, far away from the clamping grooves, is further connected with a pressing structure in a sliding mode, and the adjusting screw rods are provided with locking structures for limiting the rotation of the pressing rods.

By adopting the technical scheme, the adjusting structure realizes the adjustment of the distance between the clamping plates, the clamping plates move to bring the bearing blocks to move so as to realize the adjustment of the distance between the bearing blocks, so that the bearing blocks can bear and position workpieces with different sizes, the inclined planes are arranged to enclose a V-shaped positioning opening, the positioning effect on the workpiece is realized by utilizing the characteristic of good centering property of the V-shaped positioning opening, the process of installing the workpiece becomes more convenient and faster, the adjusting block drives the compressing rod to move up and down by moving the adjusting screw rod I, the compressing rod moves up and down to drive the compressing structure to move up and down, and then make compact structure can realize the compressing tightly effect to not unidimensional work piece, compress tightly the pole and alternate on adjusting screw two through the go-in card slot and realize the restriction to compressing tightly the pole pivoted through locking structure, and then ensure to compress tightly the stability that the pole compressed tightly the function.

The utility model discloses further set up to: the adjusting structure comprises a bidirectional screw rod in threaded connection with the sliding groove and a rotating wheel fixedly connected with the bidirectional screw rod, and the bottom of the clamping plate is fixedly connected with a sliding block in threaded connection with the bidirectional screw rod.

Through adopting above-mentioned technical scheme, the setting up of runner utilizes the principle of laborsaving lever to make runner driven process become more laborsaving, the runner rotates and drives and runner fixed connection's two-way screw rod rotates, two-way screw rod rotates and drives the sliding block realization of being close to each other and keeping away from each other with two-way screw rod threaded connection, the sliding block removes and drives the clamping board and removes, the clamping board removes and drives and accepts the piece and remove, the realization is to the regulation of accepting the distance between the piece, and then make and accept the piece and can realize the location to not unidimensional work piece.

The utility model discloses further set up to: one side fixedly connected with T shape connecting block that the clamping groove is kept away from to the compression bar, compact structure include with T shape connecting block sliding connection's frame piece, threaded connection has compression screw on the frame piece, compression screw's bottom is rotated and is connected with V-arrangement compression bar.

Through adopting above-mentioned technical scheme, the frame piece realizes the regulation to compact structure position through the slip on T shape connecting block, and then makes compact structure can be applicable to not compressing tightly of unidimensional work piece, and compression screw makes compression screw can change the length of interlude to frame piece bottom through the threaded connection with the frame piece, and compression screw drives V-arrangement compression rod and is close to the work piece gradually and realize the effect of compressing tightly to the work piece.

The utility model discloses further set up to: the equal symmetry in both sides that lie in the draw-in groove on the compression bar is equipped with a plurality of joint grooves, the locking structure includes the latch segment, the bottom of latch segment is rotated and is connected with the lock spacer, the bottom fixedly connected with of lock spacer alternates a plurality of joint blocks at the joint inslot.

Through adopting above-mentioned technical scheme, realize the restriction to the rotatory degree of freedom of clamping lever through the mutual joint of joint groove and joint piece, correspond joint piece and joint groove position, rotatory locking block, the locking block rotates the removal of realizing on adjusting screw two, and the locking block removes to drive and rotates the lock plate removal of being connected with the locking block, and the lock plate removal drives the joint piece alternate of lock plate bottom and realizes the restriction to clamping lever pivoted in the joint inslot.

The utility model discloses further set up to: the top of the compression screw rod is fixedly connected with a knob.

Through adopting above-mentioned technical scheme, the knob utilizes the principle of laborsaving lever to make the process of knob drive become more laborsaving swift on the one hand, and on the other hand can realize exerting bigger effort to the compression screw for the effect of compression screw locking is better, and then makes the processingquality of work piece better.

The utility model discloses further set up to: and the V-shaped pressing rod and the inclined plane are fixedly connected with pressing blocks, and a plurality of bulges are fixedly connected on the pressing blocks.

By adopting the technical scheme, the pressing block is used for increasing the friction coefficient of the V-shaped pressing rod, the inclined plane and the contact surface of the workpiece, so that the workpiece is firmly and stably clamped, the machining quality of the workpiece is better, the friction coefficient of the surface of the pressing block is increased by the aid of the protruding arrangement, the process of clamping the workpiece by the pressing block is more stable, and the machining quality of the workpiece is better.

The utility model discloses further set up to: and a bearing nut is further in threaded connection with the bottom of the pressing rod on the second adjusting screw rod.

Through adopting above-mentioned technical scheme, realize accepting the compressing rod through the setting of accepting the nut, and then reinforcing overall structure's stability.

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

the adjusting structure realizes the adjustment of the distance between the clamping plates, the clamping plates move to take the bearing blocks to move and then realize the adjustment of the distance between the bearing blocks, the bearing blocks can realize bearing and positioning of workpieces with different sizes, a V-shaped positioning opening is formed by the inclined planes in a surrounding mode through the setting, the positioning effect on the workpieces is realized by utilizing the V-shaped positioning opening to have the characteristic of good centering property, the process of workpiece installation is more convenient and faster, the adjusting blocks drive the compression rods to move up and down through moving on the adjusting screw rods I, the compression rods move up and down to drive the compression structures to move up and down, the compression structures can realize the compression effect on the workpieces with different sizes, the compression rods alternate on the adjusting screw rods II through the clamping grooves to limit the rotation of the compression rods through the locking structures, and the stability of the compression rod compression functions is ensured.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a second schematic structural view of the present invention;

fig. 4 is an enlarged view at B in fig. 3.

In the figure: 1. a base; 2. a sliding groove; 3. installing a clamping plate; 4. a bearing block; 5. a bevel; 6. adjusting a first screw rod; 7. adjusting a screw rod II; 8. an adjusting block; 9. a hold down bar; 10. a clamping groove is formed; 11. a bidirectional screw; 12. a rotating wheel; 13. a slider; 14. a T-shaped connecting block; 15. a frame block; 16. a compression screw; 17. a V-shaped compression bar; 18. a clamping groove; 19. a locking block; 20. a locking piece; 21. a clamping block; 22. a knob; 23. a compression block; 24. a protrusion; 25. receiving the nut.

Detailed Description

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

A fixture for a drilling machine is disclosed, as shown in figures 1 and 2, and comprises a base 1, wherein a sliding groove 2 is arranged at the top of the base 1, two clamping plates 3 which are symmetrically arranged are slidably connected in the sliding groove 2, an adjusting structure for adjusting the distance between the two clamping plates 3 is arranged in the sliding groove 2, a plurality of symmetrically arranged bearing blocks 4 are fixed at one side of each of the two clamping plates 3 close to each other, inclined planes 5 which incline downwards are arranged at one sides of the two opposite bearing blocks 4 close to each other, a pressing block 23 is fixedly connected on the inclined planes 5, a plurality of bulges 24 which are uniformly arranged are integrally formed on the pressing block 23 and the surface of a workpiece, a first adjusting screw rod 6 and a second adjusting screw rod 7 are fixedly connected at one side of each clamping plate 3 far away from each other, an adjusting block 8 is connected on the first adjusting screw rod 6 through threads, a pressing rod 9 is rotatably connected at the outer side of the adjusting block 8, and a pressing structure for pressing the workpiece is slidably connected on the pressing rod 9, and a locking structure for limiting the rotation of the pressing rod 9 is further arranged on the second adjusting screw rod 7.

As shown in fig. 3 and 4, the adjusting structure includes a bidirectional screw 11 and a rotating wheel 12 fixedly connected with the bidirectional screw 11, the bidirectional screw 11 is rotatably connected with a groove wall of the sliding groove 2, one side of the bidirectional screw 11 penetrating through the sliding groove 2 is fixedly connected with the rotating wheel 12, a sliding block 13 in threaded connection with the bidirectional screw 11 is integrally formed at the bottom of the clamping plate 3, the pressing structure includes a frame block 15, a T-shaped connecting block 14 for sliding the frame block 15 is fixedly connected to the pressing rod 9, a T-shaped groove for sliding the T-shaped connecting block 14 is formed on the frame block 15, a pressing screw 16 penetrating through the bottom of the frame block 15 is in threaded connection with the frame block 15, a V-shaped pressing rod 17 is rotatably connected to the bottom of the pressing screw 16, a knob 22 is fixedly connected to the top of the pressing screw 16, a pressing block 23 is fixedly connected to a surface of the V-shaped pressing rod 17, which is in contact with the workpiece, a plurality of protrusions 24 are integrally formed on a surface of the pressing block 23, which is attached to the workpiece, one side that the crimping structure was kept away from to compress tightly pole 9 evenly offers the card that is used for adjusting screw two 7 to penetrate and goes into groove 10, and a plurality of joint grooves 18 have been seted up to the equal symmetry in both sides that lie in a plurality of card and go into groove 10 on compressing tightly pole 9.

As shown in fig. 3 and 4, the locking structure includes a locking block 19 in threaded connection with the second adjusting screw 7, the bottom of the locking block 19 is rotatably connected with a locking piece 20, a plurality of clamping blocks 21 inserted in the clamping grooves 18 are integrally formed at the bottom of the locking piece 20, and the second adjusting screw 7 is located at the bottom of the pressing rod 9 and is further in threaded connection with a receiving nut 25.

The working principle is as follows: rotating a rotating wheel 12, rotating the rotating wheel 12 to drive a bidirectional screw 11 fixedly connected with the rotating wheel 12 to rotate, rotating the bidirectional screw 11 to drive a sliding block 13 in threaded connection with the bidirectional screw 11 to relatively approach and relatively separate, moving the sliding block 13 to drive a clamping plate 3 fixedly connected with the sliding block 13 to mutually approach and separate, moving the clamping plate 3 to drive a bearing block 4 fixedly connected with the clamping plate 3 to move, adjusting the relative distance between the bearing blocks 4, placing a workpiece between inclined planes 5 arranged on the bearing block 4, rotating an adjusting block 8, enabling the adjusting block 8 to vertically move on an adjusting screw 6 through the rotating connection with the adjusting screw 6, enabling the adjusting block 8 to vertically move to drive a pressing rod 9 rotationally connected with the adjusting block 8 to vertically move, enabling the pressing rod 9 to be in a proper position, and rotating the bearing nut 25 to enable the bearing nut 25 to be in a proper position, rotate the inside that the pinch bar 9 made two 7 of adjusting screw enter into the pinch bar 9 through the go-in groove 10 of card, rotatory locking piece 19, locking piece 19 makes the locking piece 19 realize reciprocating on adjusting screw two 7 through the threaded connection with two 7 of adjusting screw, locking piece 19 removes and drives and 19 lock plate 20 of being connected of rotation of locking piece is close to the pinch bar 9 gradually, make joint piece 21 card go into the joint inslot 18 in realize the restriction to pinch bar 9 pivoted, rotatory knob 22, knob 22 rotates and drives and rotates with knob 22 fixed connection's pinch screw 16, pinch screw 16 rotates and drives and 16 rotates the V-arrangement pinch bar 17 of being connected of rotation of pinch screw and be close to the work piece gradually and realize compressing tightly the work piece, the aforesaid does the utility model discloses a working principle.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a anchor clamps for drilling machine which characterized in that: the clamping device comprises a base (1), a sliding groove (2) is formed in the top of the base (1), two clamping plates (3) which are symmetrically arranged are connected in the sliding groove (2), an adjusting structure used for adjusting the distance between the two clamping plates (3) is arranged in the sliding groove (2), one side, close to each other, of each clamping plate (3) is fixedly connected with a bearing block (4), one side, close to each other, of each bearing block (4) is provided with a downward inclined surface (5), one side, far away from each other, of each clamping plate (3) is fixedly connected with a first adjusting screw rod (6) and a second adjusting screw rod (7), the first adjusting screw rod (6) is in threaded connection with an adjusting block (8), the outer side of the adjusting block (8) is rotatably connected with a pressing rod (9), a plurality of clamping grooves (10) used for clamping the second adjusting screw rods (7) are arrayed on the pressing rod (9), and a compression structure is further connected to one side, far away from the clamping groove (10), of the compression rod (9) in a sliding manner, and a locking structure used for limiting the rotation of the compression rod (9) is arranged on the second adjusting screw rod (7).

2. The jig for a drilling machine according to claim 1, wherein: the adjusting structure comprises a bidirectional screw (11) in threaded connection with the sliding groove (2) and a rotating wheel (12) fixedly connected with the bidirectional screw (11), and the bottom of the clamping plate (3) is fixedly connected with a sliding block (13) in threaded connection with the bidirectional screw (11).

3. The jig for a drilling machine according to claim 1, wherein: one side fixedly connected with T shape connecting block (14) of draw-in groove (10) are kept away from in compressing tightly pole (9), compact structure includes frame piece (15) with T shape connecting block (14) sliding connection, threaded connection has compression screw (16) on frame piece (15), the bottom of compression screw (16) is rotated and is connected with V-arrangement compressing rod (17).

4. The jig for a drilling machine according to claim 1, wherein: the equal symmetry in both sides that lie in draw-in groove (10) on compression bar (9) is equipped with a plurality of joint grooves (18), the locking structure includes latch segment (19), the bottom of latch segment (19) is rotated and is connected with lock plate (20), a plurality of joint blocks (21) of bottom fixedly connected with alternate in joint groove (18) of lock plate (20).

5. The jig for a drilling machine according to claim 3, wherein: the top of the compression screw rod (16) is fixedly connected with a knob (22).

6. The jig for a drilling machine according to claim 3, wherein: the V-shaped pressing rod (17) and the inclined plane (5) are fixedly connected with pressing blocks (23), and a plurality of bulges (24) are fixedly connected to the pressing blocks (23).

7. The jig for a drilling machine according to claim 1, wherein: and a bearing nut (25) is further in threaded connection with the bottom of the pressing rod (9) on the second adjusting screw rod (7).