CN217619254U

CN217619254U - Clamp convenient for clamping cylindrical workpiece

Info

Publication number: CN217619254U
Application number: CN202220128068.8U
Authority: CN
Inventors: 王文明; 周东明
Original assignee: Kunshan Mahle Precision Machinery Co ltd
Current assignee: Kunshan Mahle Precision Machinery Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-10-21
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a conveniently carry out anchor clamps of centre gripping to cylinder work piece belongs to machine tool anchor clamps technical field, including lathe operation platform, the output shaft of cylinder runs through the inside department placed in the middle of third dead lever and the one end fixed connection of connecting block, the both sides fixed mounting of connecting block has the rack, the inside rotation that passes through pin pole and gear of the top of first dead lever is connected, the gear is connected with the fixture meshing, the inside bottom internal rotation that passes through pin pole and fixed block in top of second dead lever is connected, the top fixed mounting of fixed block has the rack, the rack is connected with gear meshing, the lateral wall integrated into one piece of fixed block has L shape pole, slewing mechanism and fixture use the connecting block to set up to two sets of as the symmetry axis, through top installation slewing mechanism and fixture at lathe operation platform, connect through the meshing between slewing mechanism and the fixture, can carry out the effect of fixing the centre gripping to the cylinder work piece of placing the bench, be convenient for the processing to the cylinder work piece.

Description

Clamp convenient for clamping cylindrical workpiece

Technical Field

The utility model relates to a machine tool clamp technical field specifically is a convenient anchor clamps that carry out the centre gripping to the cylinder work piece.

Background

The machine tool is a machine for manufacturing machines, but parts with high precision requirements and fine surface roughness requirements generally need to be finally machined on the machine tool by a cutting method, in the machine manufacturing process, cylindrical machine parts are often encountered, in order to manufacture the parts, blanks of workpieces or semi-finished products of the workpieces need to be installed and fixed for machining operation, however, the existing cylindrical workpiece clamping machine tool clamp cannot adjust and clamp cylinders with different diameters in actual use, cannot accurately adjust clamping force, leaves an indentation on the surface of the cylinder if the clamping force on the cylinder is too large, and loosens the cylinder if the clamping force on the cylinder is insufficient, so that the practicability is insufficient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently carry out anchor clamps of centre gripping to cylinder work piece, through installation slewing mechanism and fixture on lathe operation platform's top, connect through the meshing between slewing mechanism and the fixture, can fix the effect of centre gripping to placing the cylinder work piece of bench, be convenient for to the processing 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 an anchor clamps that conveniently carry out centre gripping to cylinder work piece includes machine tool operation platform, the control box is installed to one side of machine tool operation platform, the inside fixed mounting of control box has the cylinder, the output shaft of cylinder runs through the inside department placed in the middle of the third dead lever and the one end fixed connection of connecting block, third dead lever fixed mounting is on the lateral wall of control box, the other end fixedly connected with grip block of connecting block, the both sides fixed mounting of connecting block has the rack, the rack is connected with the slewing mechanism meshing, slewing mechanism includes first dead lever and gear, first dead lever sets up as integrated into one piece with the third dead lever, the bottom and the gear revolve of first dead lever are connected, the gear is connected with the fixture meshing, fixture includes second dead lever, fixed block and L shape pole, second dead lever and third dead lever set up as integrated into one piece, the inside bottom internal rotation that is connected with the fixed block through the pin bar in the top of second dead lever, the top fixed mounting of fixed block has the rack, the rack is connected with the gear revolve the meshing, the lateral wall integrated into one piece of L shape pole, the top fixedly connected with the fixture and the axis of fixed block set up as two sets up as symmetrical mechanism.

Preferably, sliding grooves are formed in the top ends of the first fixing rod and the second fixing rod and are respectively in sliding connection with the side wall of the gear and the side wall of the fixing block.

Preferably, a placing table is fixedly mounted on the top surface of the machine tool operating platform, and a cylindrical workpiece is placed on the top surface of the placing table.

Preferably, the fixed block is provided in a fan shape.

Preferably, the side wall of the clamping block is adhered with a non-slip mat, and the thickness of the non-slip mat is 2-5 mm.

Preferably, a pin hole is formed in the side wall of the bottom end of the first fixing rod positioned in the sliding groove, and the pin rod is respectively installed on the side walls of the gear and the first fixing rod in a penetrating mode through the pin hole.

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

the utility model provides a conveniently carry out anchor clamps of centre gripping to cylinder work piece, through driving the cylinder, can make the connecting block with cylinder output shaft fixed connection promote forward, thereby make the rack and the slewing mechanism meshing of connecting block both sides be connected, again because of meshing is connected between slewing mechanism and the fixture and use the connecting block to set up to two sets of as the symmetry axis, can make two L shape poles press from both sides tightly to the cylinder work piece through driving the cylinder, impel forward because of the connecting block again, can make three grip block press from both sides the lateral wall of cylinder work piece tightly, thereby fix processing to the cylinder work piece, again because of pasting at the lateral wall of grip block has the slipmat, can prevent through the effect of slipmat to take place to slide between the lateral wall of cylinder work piece in the clamping process and grip block, through setting up three not equidirectional fixed centre gripping to it to the cylinder work piece, can adjust the centre gripping to the cylinder work piece of different diameters sizes.

Drawings

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

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

fig. 3 is a schematic side view of the chute of the present invention.

Reference numbers in the figures: 1. a machine tool operating platform; 2. an operation box; 3. a cylinder; 4. a rotating mechanism; 401. a first fixing lever; 402. a gear; 5. a clamping mechanism; 501. a second fixing bar; 502. a fixed block; 503. an L-shaped rod; 6. a pin rod; 7. a chute; 8. a third fixing bar; 9. connecting blocks; 10. a rack; 11. a non-slip mat; 12. a placing table; 13. a cylindrical workpiece; 14. and (4) clamping the block.

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.

The utility model provides a clamp which is convenient for clamping a cylindrical workpiece and is shown in figures 1-3, comprising a machine tool operation platform 1, a placing table 12 is fixedly arranged on the top surface of the machine tool operation platform 1, a cylindrical workpiece 13 is placed on the top surface of the placing table 12, an operation box 2 is arranged on one side of the machine tool operation platform 1, a cylinder 3 is fixedly arranged in the operation box 2, an output shaft of the cylinder 3 penetrates through the middle part of the inside of a third fixing rod 8 and is fixedly connected with one end of a connecting block 9, the third fixing rod 8 is fixedly arranged on the side wall of the operation box 2, the other end of the connecting block 9 is fixedly connected with a clamping block 14, racks 10 are fixedly arranged on the two sides of the connecting block 9, the racks 10 are meshed with a rotating mechanism 4, the rotating mechanism 4 comprises a first fixing rod 401 and a gear 402, the first fixing rod 401 and the third fixing rod 8 are integrally formed, the bottom end inside of the first fixing rod 401 is connected with the rotation of the gear 402, a chute 7 is arranged in the top end of the first fixing rod 401, a side wall of the first fixing rod 401 is provided with a pin hole, a pin 6 is connected with a sliding block of the second fixing rod 501 through a pin 402, a pin 501 and a pin 501 which is connected with a sliding block 501 which is connected with a sliding mechanism 4, the side wall of the bottom end of the fixed block 502 is fixedly connected and rotatable with the chute 7 through the action of the pin rod 6, the fixed block 502 is fan-shaped, when the gear 402 is meshed and connected with the rack 10 fixed on the side wall of the top end of the fixed block 502, the L-shaped rod 503 can be clamped inwards, so that the cylindrical workpiece 13 can be clamped and fixed, the side wall of the fixed block 502 is slidably connected with the chute 7, the top end of the fixed block 502 is fixedly provided with the rack 10, the rack 10 is meshed and connected with the gear 402, the side wall of the fixed block 502 is integrally formed with the L-shaped rod 503, the top end of the L-shaped rod 503 is fixedly connected with the clamping block 14, the rotating mechanism 4 and the clamping mechanism 5 are arranged into two groups by taking the connecting block 9 as a symmetry axis, the racks 10 on two sides of the connecting block 9 are meshed with the racks on the side walls of the gear 402 and the fixing block 502 to be connected, the rotating mechanism 4 and the clamping mechanism 5 are arranged in two groups by taking the connecting block 9 as a symmetry axis, the cylindrical workpiece 13 can be clamped and fixed from three different directions at the same time, clamping can be adjusted on the cylindrical workpiece 13 with different diameters, the side wall of the clamping block 14 is pasted with the non-slip mat 11, the thickness of the non-slip mat 11 is 2-5 mm, the non-slip mat 11 is pasted on the side wall of the clamping block 14, and sliding between the side wall of the cylindrical workpiece 13 and the clamping block 14 in the clamping process can be prevented through the effect of the non-slip mat 11.

When the clamping device is used specifically, when a cylindrical workpiece 13 is machined, the cylindrical workpiece 13 is placed on the top surface of the placing table 12, the cylinder 3 is driven, when an output shaft of the cylinder 3 is pushed forwards, the racks 10 on two sides of the connecting block 9 fixedly connected with the output shaft of the cylinder 3 are meshed with the gear 402 and the side wall racks of the fixing block 502 in pairs, the cylindrical workpiece 13 is clamped and fixed from three different directions through the clamping block 14 fixed at the top end of the L-shaped rod 503 and the other end of the connecting block 9, when the output shaft of the cylinder 3 moves backwards, the clamping block 14 can release clamping and fixing of the cylindrical workpiece 13, the anti-slip pad 11 is adhered to the side wall of the clamping block 14, sliding between the side wall of the cylindrical workpiece 13 and the clamping block 14 in the clamping process can be prevented through the effect of the anti-slip pad 11, the cylindrical workpiece 13 can be fixedly clamped in three different directions, and the cylindrical workpiece 13 with different diameters can be clamped in an adjustable mode.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 conveniently carry out anchor clamps of centre gripping to cylinder work piece, includes lathe operation platform (1), its characterized in that: the automatic clamping device is characterized in that an operation box (2) is installed on one side of the machine tool operation platform (1), an air cylinder (3) is fixedly installed inside the operation box (2), an output shaft of the air cylinder (3) penetrates through the inside middle of a third fixing rod (8) and is fixedly connected with one end of a connecting block (9), the third fixing rod (8) is fixedly installed on the side wall of the operation box (2), a clamping block (14) is fixedly connected with the other end of the connecting block (9), racks (10) are fixedly installed on two sides of the connecting block (9), the racks (10) are meshed with a rotating mechanism (4), the rotating mechanism (4) comprises a first fixing rod (401) and a gear (402), the first fixing rod (401) and the third fixing rod (8) are arranged in an integrated mode, the bottom end inside of the first fixing rod (401) is connected with the gear (402) in a rotating mode, the gear (402) is meshed with a clamping mechanism (5), the clamping mechanism (5) comprises a second fixing rod (501), a fixing block (502) and an L-shaped rod (503), the bottom end of the second fixing rod (501) is connected with the third fixing rod (8), the top end of the rack (502) is connected with a pin rod (502), and the top end of the fixing rod (502) is connected with a second fixing rod (6), rack (10) are connected with gear (402) meshing, the lateral wall integrated into one piece of fixed block (502) has L shape pole (503), the top fixedly connected with grip block (14) of L shape pole (503), slewing mechanism (4) and fixture (5) use connecting block (9) to set up to two sets of as the symmetry axis.

2. The clamp for conveniently clamping the cylindrical workpiece as claimed in claim 1, wherein: the top ends of the first fixing rod (401) and the second fixing rod (501) are internally provided with sliding grooves (7), and the sliding grooves (7) are respectively in sliding connection with the side wall of the gear (402) and the side wall of the fixing block (502).

3. The clamp for facilitating clamping of a cylindrical workpiece as claimed in claim 1, wherein: the top surface of the machine tool operating platform (1) is fixedly provided with a placing table (12), and a cylindrical workpiece (13) is placed on the top surface of the placing table (12).

4. The clamp for facilitating clamping of a cylindrical workpiece as claimed in claim 1, wherein: the fixed block (502) is arranged in a fan shape.

5. The clamp for conveniently clamping the cylindrical workpiece as claimed in claim 1, wherein: the side wall of the clamping block (14) is adhered with an anti-skid pad (11), and the thickness of the anti-skid pad (11) is 2-5 mm.

6. The clamp for facilitating clamping of a cylindrical workpiece as claimed in claim 2, wherein: the side wall of the bottom end of the first fixing rod (401) located on the sliding groove (7) is provided with a pin hole, and the pin rod (6) is respectively installed on the side walls of the gear (402) and the first fixing rod (401) in a penetrating mode through the pin hole.