CN212735124U

CN212735124U - Clamp for realizing accurate drilling of cylindrical workpiece

Info

Publication number: CN212735124U
Application number: CN202020722927.7U
Authority: CN
Inventors: 张建; 周祥
Original assignee: Suzhou Rijin Mould Co ltd
Current assignee: Suzhou Rijin Mould Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-03-19
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a fixture for realizing accurate drilling of a cylindrical workpiece, which comprises a base, a stand column and a top plate, wherein the upper surface of the base is symmetrically and fixedly connected with the stand column, the stand column is far away from one end of the base and is fixedly connected with the top plate, the upper surface of the top plate is fixedly connected with a fixed seat, one side of the upper surface of the top plate, which is far away from the fixed seat, is provided with a movable clamping device, one end of the upper surface of the top plate, which is far away from the fixed seat, is fixedly provided with a first slide rail through a bolt, the first slide rail is not slidably connected with a first slide block, the upper part of the first slide block is fixedly connected with an L-shaped connecting plate through a bolt, the upper surface of the L-shaped connecting plate is provided with a rotating device, the top plate is provided with a long, the dimensional cost is lower, and the drilling precision is higher.

Description

Clamp for realizing accurate drilling of cylindrical workpiece

Technical Field

The utility model relates to an accurate boring grab technical field specifically is an anchor clamps that realize accurate drilling of cylinder work piece.

Background

In the production process of non-standard parts, the work of drilling holes in a cylindrical workpiece is often met, due to the outward factors of the cylinder, the clamping is difficult and firm, and therefore the drilling holes in the curved surface of the cylinder are difficult.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a realize anchor clamps of accurate drilling of cylinder work piece to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a realize anchor clamps of accurate drilling of cylinder work piece, includes base, stand and roof, the symmetrical fixedly connected with stand of base upper surface, the one end fixedly connected with roof of base is kept away from to the stand, fixed surface is connected with the fixing base on the roof, clamping device is installed to one side that the fixing base was kept away from to the roof upper surface, the fixed bolt fixed mounting that has first slide rail through of one end that the fixing base was kept away from to the roof upper surface, non-sliding connection has first slider on the first slide rail, bolt fixedly connected with L shape connecting plate is passed through on first slider upper portion, L shape connecting plate upper surface mounting has rotary device, rectangular hole has been seted up on the roof, rotary device's one end is passed rectangular hole and metering device is installed to L shape connecting plate.

Preferably, clamping device includes second slide rail, second slider, sliding seat, pneumatic cylinder, backup pad and connecting block, fixedly connected with backup pad between base and the roof, backup pad one side fixedly connected with pneumatic cylinder, pneumatic cylinder expansion end fixedly connected with chain link piece, the through-hole has been seted up on the roof, the symmetrical fixedly connected with second slide rail of roof upper surface, sliding connection has the second slider on the second slide rail, second slider upper portion has the sliding seat through bolt fixed link, the one end that the pneumatic cylinder was kept away from to the connecting block passes through-hole and sliding seat bottom fixed connection on the roof.

Preferably, rotary device includes that riser, square rolling bearing, plum blossom hand twist bolt, rubber rand, diaphragm and uide bushing, fixed surface is connected with the riser on the L shape connecting plate, riser upper end fixedly connected with diaphragm, bolt fixedly connected with direction rolling bearing is passed through to one side that the riser is close to the fixing base, direction rolling bearing inner circle fixedly connected with uide bushing, set up threaded hole on the diaphragm, threaded hole inside threaded connection has plum blossom hand to twist the bolt, the plum blossom hand is twisted the bolt and is kept away from the one end fixedly connected with rubber rand of diaphragm.

Preferably, metering device includes rack, gear, calibrated scale, pivot and pointer, rotary device's one end fixedly connected with rack is kept away from to L shape connecting plate, the through-hole has been seted up on the roof, through-hole inner wall fixedly connected with calibrated scale, the calibrated scale middle part is rotated through the bearing and is connected with the pivot, the one end fixedly connected with gear that the pivot is close to the rack, the wheel and rack meshing is connected, the one end fixedly connected with pointer of gear is kept away from in the pivot.

Preferably, waist-shaped holes are symmetrically formed in the base.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a motion drive gear of rack rotates, indicates the position change of drilling on the cylinder work piece by the position change of pointer again, has improved the drilling precision on the cylinder work piece.

2. The utility model discloses a sliding seat motion that the promotion of pneumatic cylinder is to the form of embracing by movable block and fixed block presss from both sides tight cylinder work piece, because embracing of the characteristic of pneumatic cylinder itself presss from both sides more stably, and has saved the process of artifical clamping, has saved the manpower.

Drawings

Fig. 1 is a schematic view of a first three-dimensional structure of the present invention;

fig. 2 is a schematic view of a second three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a half-cut three-dimensional structure of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the metering device of the present invention.

In the figure: 1. a base; 2. a column; 3. a top plate; 4. a fixed seat; 5. a clamping device; 501. a second slide rail; 502. a second slider; 503. a movable seat; 504. a hydraulic cylinder; 505. a support plate; 506. connecting blocks; 6. a first slide rail; 7. a first slider; 8. a rotating device; 801. a vertical plate; 802. a square bearing with a seat; 803. screwing the bolt by a quincunx hand; 804. a rubber collar; 805. a transverse plate; 806. a guide sleeve; 9. A metering device; 901. a rack; 902. a gear; 903. a dial scale; 904. a rotating shaft; 905. a pointer; 10. an L-shaped connecting plate; 11. a waist-shaped hole; 12. and (4) a long hole.

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. 1-3, a fixture for realizing accurate drilling of a cylindrical workpiece comprises a base 1, an upright column 2 and a top plate 3, wherein the upright column 2 is symmetrically and fixedly connected to the upper surface of the base 1, the top plate 3 is fixedly connected to one end of the upright column 2 far away from the base 1, a fixed seat 4 is fixedly connected to the upper surface of the top plate 3, a clamping device 5 is installed on one side of the upper surface of the top plate 3 far away from the fixed seat 4, a first slide rail 6 is fixedly installed on one end of the upper surface of the top plate 3 far away from the fixed seat 4 through a bolt, a first slide block 7 is non-slidably connected to the first slide rail 6, an L-shaped connecting plate 10 is fixedly connected to the upper portion of the first slide block 7 through a bolt, a rotating device 8 is installed on the upper surface of the L-shaped connecting plate 10, a long hole 12 is formed in the top plate 3, the measuring device 9 comprises a rack 901, a gear 902, a dial 903, a rotating shaft 904 and a pointer 905, wherein the L-shaped connecting plate 10 is far away from one end of the rotating device 8 and is fixedly connected with the rack 901, the top plate 3 is provided with a through hole, the inner wall of the through hole is fixedly connected with the dial 903, the middle part of the dial 903 is rotatably connected with the rotating shaft 904 through a bearing, one end of the rotating shaft 904, which is close to the rack 901, is fixedly connected with the gear 902, the gear 902 is meshed with the rack 901 and is connected, one end of the rotating shaft 904, which is far away from the gear 902, is fixedly connected with the pointer 905, the rotation of the gear 902 is driven through the movement of the rack 901, so that the pointer 905 fixedly connected with the gear 902 through the rotating shaft 904 synchronously rotates, the movement.

Clamping device 5 includes second slide rail 501, second slider 502, sliding seat 503, pneumatic cylinder 504, backup pad 505 and connecting block 506, fixedly connected with backup pad 505 between base 1 and the roof 3, backup pad 505 one side fixedly connected with pneumatic cylinder 504, pneumatic cylinder 504 expansion end fixedly connected with chain link piece, the through-hole has been seted up on the roof 3, surface symmetry fixedly connected with second slide rail 501 on the roof 3, sliding connection has second slider 502 on the second slide rail 501, second slider 502 upper portion has sliding seat 503 through bolt fixed link, the one end that pneumatic cylinder 504 was kept away from to the connecting block 506 is passed through-hole and the bottom fixed connection of sliding seat 503 on the roof 3.

Referring to fig. 4, the rotating device 8 includes a vertical plate 801, a square bearing with seat 802, a torx hand screw 803, a rubber collar 804, a horizontal plate 805 and a guide sleeve 806, the vertical plate 801 is fixedly connected to the upper surface of the L-shaped connecting plate 10, the horizontal plate 805 is fixedly connected to the upper end of the vertical plate 801, the square bearing with seat 802 is fixedly connected to one side of the vertical plate 801 close to the fixing seat 4 through a bolt, the guide sleeve 806 is fixedly connected to the inner ring of the square bearing with seat 802, a threaded hole is formed in the horizontal plate 805, the torx hand screw 803 is connected to the threaded hole through a thread, and the rubber collar 804 is fixedly connected to one end of the torx hand screw 803.

The working principle is as follows: the cylindrical workpiece to be drilled is placed between the movable seat 503 and the fixed seat 4, the movable seat 503 with one end connected to the movable seat is driven to move along the direction of the second sliding rail 501 through the extension of the movable end of the hydraulic cylinder 504, the fixed seat 4 and the movable seat 503 clamp the workpiece, the other end of the workpiece is inserted into the guide sleeve 806, the movable seat 503 is slightly loosened, the workpiece can rotate, the rotating device 8 which pushes the workpiece to move drives the rack 901 to move, the gear 902 rotates with the rack, the position of the pointer 905 changes, the moving distance is displayed, the position accuracy of drilling is improved, when the workpiece needs to be drilled at different curved surface positions, the workpiece is rotated due to the fact that the square bearing with the seat 802 is arranged at one end of the workpiece, and then the workpiece is fixed through the torx bolt 803.

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 realize anchor clamps of accurate drilling of cylinder work piece, includes base (1), stand (2) and roof (3), surface symmetry fixedly connected with stand (2) on base (1), the one end fixedly connected with roof (3) of base (1), its characterized in that are kept away from in stand (2): fixed surface is connected with fixing base (4) on roof (3), clamping device (5) are installed to one side that fixing base (4) were kept away from to roof (3) upper surface, the fixed first slide rail (6) of having installed through bolt fixed mounting in one end that fixing base (4) were kept away from to roof (3) upper surface, on first slide rail (6) nonskid connection has first slider (7), bolt fixedly connected with L shape connecting plate (10) are passed through on first slider (7) upper portion, surface mounting has rotary device (8) on L shape connecting plate (10), rectangular hole (12) have been seted up on roof (3), the one end that rotary device (8) were kept away from in L shape connecting plate (10) passes rectangular hole (12) and installs metering device (9).

2. The clamp for realizing accurate drilling of the cylindrical workpiece according to claim 1, wherein: the clamping device (5) comprises a second sliding rail (501), a second sliding block (502), a movable seat (503), a hydraulic cylinder (504), a supporting plate (505) and a connecting block (506), a supporting plate (505) is fixedly connected between the base (1) and the top plate (3), one side of the supporting plate (505) is fixedly connected with a hydraulic cylinder (504), the movable end of the hydraulic cylinder (504) is fixedly connected with a link block, a through hole is arranged on the top plate (3), a second slide rail (501) is symmetrically and fixedly connected with the upper surface of the top plate (3), a second sliding block (502) is connected on the second sliding rail (501) in a sliding way, the upper part of the second sliding block (502) is fixedly and fixedly connected with a movable seat (503) through a bolt, one end of the connecting block (506) far away from the hydraulic cylinder (504) penetrates through a through hole in the top plate (3) to be fixedly connected with the bottom of the movable seat (503).

3. The clamp for realizing accurate drilling of the cylindrical workpiece according to claim 2, wherein: rotary device (8) include riser (801), square rolling bearing (802), plum blossom hand screwed bolt (803), rubber rand (804), diaphragm (805) and uide bushing (806), fixed surface is connected with riser (801) on L shape connecting plate (10), riser (801) upper end fixedly connected with diaphragm (805), bolt fixedly connected with square rolling bearing (802) is passed through to one side that riser (801) are close to fixing base (4), square rolling bearing (802) inner circle fixedly connected with uide bushing (806) of square rolling bearing (802), set up threaded hole on diaphragm (805), the inside threaded connection of screw hole has plum blossom hand screwed bolt (803), plum blossom hand screwed bolt (803) keep away from one end fixedly connected with rubber rand (804) of diaphragm (805).

4. The clamp for realizing accurate drilling of the cylindrical workpiece according to claim 3, wherein: metering device (9) include rack (901), gear (902), calibrated scale (903), pivot (904) and pointer (905), one end fixedly connected with rack (901) of rotary device (8) are kept away from in L shape connecting plate (10), through-hole inner wall fixedly connected with calibrated scale (903), calibrated scale (903) middle part is rotated through the bearing and is connected with pivot (904), one end fixedly connected with gear (902) that pivot (904) are close to rack (901), gear (902) are connected with rack (901) meshing, one end fixedly connected with pointer (905) of gear (902) are kept away from in pivot (904).

5. The clamp for realizing accurate drilling of the cylindrical workpiece according to claim 3, wherein: waist-shaped holes (11) are symmetrically formed in the base (1).