CN214519006U

CN214519006U - Numerical control deep-hole drilling machine is with special-shaped anchor clamps convenient to adjust

Info

Publication number: CN214519006U
Application number: CN202120497358.5U
Authority: CN
Inventors: 李定伦
Original assignee: Precision Drilling Industrial Machinery Taicang Co ltd
Current assignee: Precision Drilling Industrial Machinery Taicang Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-10-29
Anticipated expiration: 2031-03-09

Abstract

The utility model discloses a numerical control deep hole drilling machine special-shaped fixture convenient to adjust, including a clamping table and an adjusting component, the numerical control deep hole drilling machine special-shaped fixture further comprises a first clamping part and a second clamping part, the upper end of the clamping table is provided with a mounting seat, a placing ring is arranged at the center of the upper end of the mounting seat, a plurality of hack lever groove seats arranged at equal intervals are arranged on the upper end surface of the hack lever groove seat in the placing ring, an elastic hack lever capable of contracting is connected on the hack lever groove seat, the lower end of the elastic hack lever is arranged in the hack lever groove seat in a penetrating manner, the upper end of the elastic hack lever extends out of the hack lever groove seat, and a spacing unit is formed between every two adjacent elastic hack levers; what is different from the traditional clamp is that a plurality of groups of limiting parts are distributed on a clamp base body, the limiting parts can be adjusted according to the shape of the special-shaped object, and when the clamp clamps the special-shaped object, the special-shaped object is surrounded outside the object to limit the special-shaped object, so that the special-shaped object is prevented from being separated from the clamp, the working safety of the machine tool is improved, and the applicability is wide.

Description

Numerical control deep-hole drilling machine is with special-shaped anchor clamps convenient to adjust

Technical Field

The utility model relates to an industrial processing technology field specifically is a numerical control deep-hole is special-shaped anchor clamps for drilling machine convenient to adjust.

Background

During the production process, irregular parts often appear. For special-shaped parts, a special clamp is adopted to meet the requirement of milling. The special fixture is specially designed for one or more working procedures of a certain workpiece. In production, a proper clamp is selected according to the shape of an object to solve the actual problem of positioning and clamping various irregular parts, and the production efficiency can be effectively improved.

Traditional special-shaped anchor clamps for drilling machine are fixed the article through the anchor clamps of similar chuck structure mostly, and the anchor clamps of this kind of structure are when fixed, because the article outward appearance is irregular, and the danger that drops takes place very easily for the article in the clamping process to bring the potential safety hazard for drilling machine processing, need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control deep-hole drilling machine is with special-shaped anchor clamps convenient to adjust to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a special-shaped clamp convenient to adjust for a numerical control deep hole drilling machine comprises a clamping table, an adjusting assembly, a first clamping portion and a second clamping portion, wherein the adjusting assembly is arranged at the bottom end of the clamping table and used for adjusting the position of the clamping table;

a plurality of rack rod groove seats which are arranged at equal intervals are arranged on the upper end faces of the rack rod groove seats in the placing rings, elastic rack rods which can contract are connected on the rack rod groove seats, the lower end parts of the elastic rack rods penetrate through the rack rod groove seats, the upper ends of the elastic rack rods extend out of the rack rod groove seats, a spacing unit is formed between every two adjacent elastic rack rods, and the sizes of the spacing units are consistent;

the first clamping parts are arranged at two sides of the placing ring, the output ends of the first clamping parts extend into the placing ring and are matched with the gap units formed between the elastic frame rods, and the first clamping parts are used for fixing the objects placed in the placing ring;

the second clamping parts are arranged on the other two sides of the placing ring, the output ends of the second clamping parts extend into the placing ring and are matched with the gap units formed between the elastic frame rods, and the second clamping parts are used for fixing the objects placed in the placing ring.

Preferably, the elastic frame rod comprises a movable rod, the lower end of the movable rod penetrates through the frame rod slot seat and is movably matched with the frame rod slot seat, the upper end of the movable rod is connected with a floating block, a metal spring is sleeved outside the rod body of the movable rod, and the upper end and the lower end of the metal spring are respectively fixedly connected with the lower end face of the floating block and the upper end face of the frame rod slot seat.

Preferably, the first clamping part comprises a first hydraulic part, the first hydraulic part is arranged on two sides of the upper end of the clamping table, one end of the first hydraulic part, which is far away from the placing ring, is fixedly connected with the upper end face of the clamping table through a second fixing part, the other end of the first hydraulic part is connected with a plurality of groups of hydraulic ejector rods, and each hydraulic ejector rod extends into the placing ring and is matched with the gap units which are transversely arranged.

Preferably, the second clamping part comprises a second hydraulic part, the second hydraulic part is arranged on the other two sides of the upper end of the clamping table, one end of the placing ring is far away from the second hydraulic part, the other end of the placing ring is fixedly connected with the upper end face of the clamping table through a second fixing part, the other end of the second hydraulic part is connected with a plurality of groups of hydraulic ejector rods, and each hydraulic ejector rod extends into the placing ring and is matched with the vertically arranged gap units.

Preferably, one end of the hydraulic ejector rod facing the center of the placing ring is provided with a fixed chuck, and the outer surface of the fixed chuck is provided with a plurality of chutes for increasing friction force.

Preferably, the adjusting component comprises a sliding rail part and an adjusting screw rod, the sliding rail part is arranged on two sides below the clamping table and is in sliding fit with a movable groove seat arranged at the lower end of the clamping table, the adjusting screw rod is arranged in the middle of the lower portion of the clamping table, a nut seat is sleeved outside a rod body of the adjusting screw rod, the nut seat is matched with the adjusting screw rod, the top end of the nut seat is fixedly connected with the lower end face of the clamping table through a first fixing part, and one end of the adjusting screw rod is connected with a driving motor used for driving the adjusting screw rod to rotate.

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

a plurality of groups of limiting pieces are distributed on the clamp seat body, the limiting pieces can be adjusted according to the shape of the special-shaped object, and when the clamp clamps the special-shaped object, the special-shaped object is surrounded outside the object to limit the special-shaped object, so that the special-shaped object is prevented from being separated from the clamp, the working safety of a machine tool is improved, and the clamp has wide applicability;

the clamping piece in the clamp adopts a hydraulic pushing mode to fix the object, can be matched with the limiting part in use, has good stability, the movable rod is sleeved with the metal spring outside the limiting part, can take out the object to play a reset function, and in addition, the bottom end of the clamp seat body is connected with the screw rod adjusting mechanism, so that a worker can conveniently adjust the position of the clamp, and the clamp is strong in practicability.

Drawings

FIG. 1 is a schematic structural diagram of a special-shaped clamp for a numerical control deep-hole drilling machine, which is convenient to adjust.

FIG. 2 is a schematic structural diagram of a clamping table in a special-shaped clamp for a numerical control deep-hole drilling machine, which is convenient to adjust.

FIG. 3 is a schematic structural diagram of a slider in a special-shaped clamp for a numerical control deep hole drilling machine, which is convenient to adjust.

In the figure: 1. a clamping table; 2. a movable slot seat; 3. a slide rail member; 4. a drive motor; 5. a nut seat; 6. adjusting the screw rod; 7. a mounting seat; 8. placing a ring; 9. a first hydraulic part; 10. a second hydraulic part; 11. a hydraulic ejector rod; 12. fixing the chuck; 13. a rack rod groove seat; 14. a slider; 15. a movable rod; 16. a metal spring; 17. a first fixing part; 18. and a second fixing part.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in an embodiment of the present invention, an adjustable special-shaped clamp for a numerical control deep hole drilling machine includes a clamping table 1, an adjusting assembly, a first clamping portion and a second clamping portion, wherein the adjusting assembly is disposed at the bottom end of the clamping table 1 for adjusting the position of the clamping table 1, a mounting seat 7 is disposed at the upper end of the clamping table 1, and a placing ring 8 is disposed at the center of the upper end of the mounting seat 7; a plurality of rack rod slot seats 13 which are arranged at equal intervals are arranged on the upper end surfaces of the rack rod slot seats 13 in the placing ring 8, elastic rack rods which can be contracted are connected on the rack rod slot seats 13, the lower end parts of the elastic rack rods penetrate through the rack rod slot seats 13, the upper ends of the elastic rack rods extend out of the rack rod slot seats 13, a spacing unit is formed between every two adjacent elastic rack rods, and the sizes of the spacing units are consistent;

the first clamping parts are arranged at two sides of the placing ring 8, the output ends of the first clamping parts extend into the placing ring 8 and are matched with the gap units formed between the elastic frame rods, and the first clamping parts are used for fixing objects placed in the placing ring 8; the second clamping parts are arranged at the other two sides of the placing ring 8, the output ends of the second clamping parts extend into the placing ring 8 and are matched with the gap units formed between the elastic frame rods, and the second clamping parts are used for fixing the objects placed in the placing ring 8; the special-shaped object is placed in the placing ring 8, the elastic frame rods which are in contact with the special-shaped object are pressed to retract into the frame rod groove seats 13, the elastic frame rods which surround the object can limit the current position of the object, the first clamping part is started, the hydraulic parts on the first clamping part penetrate through the gap units formed between the elastic frame rods to be in contact with the two sides of the object, so that the object is fixed, the second clamping part is started, the object is fixed from the other two sides, and the special-shaped object is prevented from falling off in clamping through the limitation of the elastic frame rods;

the elastic frame rod comprises a movable rod 15, the lower end part of the movable rod 15 penetrates through the frame rod groove seat 13 and is movably matched with the frame rod groove seat 13, the upper end of the movable rod 15 is connected with a floating block 14, a metal spring 16 is sleeved outside the rod body of the movable rod 15, and the upper end and the lower end of the metal spring 16 are respectively fixedly connected with the lower end face of the floating block 14 and the upper end face of the frame rod groove seat 13; when the floating block 14 is stressed, the movable rod 15 is driven to press downwards and the metal spring 16 is contracted, the movable rod 15 is contracted into the rack rod groove seat 13, and when the object is moved away, the movable rod 15 is driven by the metal spring 16 to reset;

the first clamping part comprises a first hydraulic part 9, the first hydraulic part 9 is arranged on two sides of the upper end of the clamping table 1, one end of the first hydraulic part 9, which is far away from the placing ring 8, is fixedly connected with the upper end face of the clamping table 1 through a second fixing part 18, the other end of the first hydraulic part 9 is connected with a plurality of groups of hydraulic ejector rods 11, and each hydraulic ejector rod 11 extends in the placing ring 8 and is matched with a gap unit which is transversely arranged;

the second clamping part comprises a second hydraulic part 10, the second hydraulic part 10 is arranged on the other two sides of the upper end of the clamping table 1, one end, far away from the placing ring 8, of the second hydraulic part is fixedly connected with the upper end face of the clamping table 1 through a second fixing part 18, the other end of the second hydraulic part 10 is connected with a plurality of groups of hydraulic ejector rods 11, and each hydraulic ejector rod 11 extends into the placing ring 8 and is matched with the vertically arranged gap units;

a fixed chuck 12 is arranged at one end of the hydraulic ejector rod 11 facing the center of the placing ring 8, and a plurality of inclined grooves used for increasing friction force are formed in the outer surface of the fixed chuck 12; when the device works, the hydraulic ejector rod 11 at the end part of the first hydraulic part 9 is started to work simultaneously with the hydraulic ejector rod 11 at the other side, the hydraulic ejector rod 11 penetrates through a gap unit formed between the elastic frame rods, contacts with an object and stops after fixation is completed, and the stability of object clamping can be effectively improved due to the arrangement of the plurality of groups of hydraulic ejector rods 11;

the adjusting assembly comprises sliding rail pieces 3 and adjusting screws 6, the sliding rail pieces 3 are arranged on two sides below the clamping table 1 and are in sliding fit with a movable groove seat 2 arranged at the lower end of the clamping table 1, the adjusting screws 6 are arranged in the middle below the clamping table 1, a nut seat 5 is sleeved outside a rod body of each adjusting screw 6, the top ends of the nut seats 5 and the adjusting screws 6 are matched and are fixedly connected with the lower end face of the clamping table 1 through a fixing piece I17, and one end of each adjusting screw 6 is connected with a driving motor 4 for driving the adjusting screw to rotate; the slide rail piece 3 is fixed on the processing table, the driving motor 4 is started, the driving motor 4 drives the adjusting screw rod 6 to rotate, the adjusting screw rod 6 drives the clamping table 1 to move on the slide rail piece 3 through the matching with the nut seat 5 in the rotation process, and the adjusting work of the clamp is completed.

The utility model discloses a theory of operation is: the special-shaped object is placed in the placing ring 8, the elastic frame rods which are contacted with the special-shaped object are pressed to retract into the frame rod groove seats 13, the elastic frame rods which surround the object limit the current position of the object, the first clamping part is started, the hydraulic parts on the first clamping part penetrate through the gap units formed between the elastic frame rods to be contacted with the two sides of the object, so that the object is fixed, the second clamping part is started, and the object is fixed from the other two sides; the elastic frame rod has a limiting function, the special-shaped objects can be effectively prevented from being separated in clamping, the working safety of the machine tool is improved, and the applicability is wide.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A special-shaped clamp convenient to adjust for a numerical control deep hole drilling machine comprises a clamping table (1) and an adjusting assembly, and is characterized by further comprising a first clamping part and a second clamping part, wherein the adjusting assembly is arranged at the bottom end of the clamping table (1) and used for adjusting the position of the clamping table (1), an installation seat (7) is arranged at the upper end of the clamping table (1), and a placing ring (8) is arranged at the center of the upper end of the installation seat (7);

a plurality of rack rod slot seats (13) which are arranged at equal intervals are arranged on the upper end face of each rack rod slot seat (13) in the placing ring (8), each rack rod slot seat (13) is connected with an elastic rack rod which can be contracted, the lower end part of each elastic rack rod is arranged in each rack rod slot seat (13) in a penetrating manner, the upper end of each elastic rack rod extends out of each rack rod slot seat (13), a spacing unit is formed between every two adjacent elastic rack rods, and the sizes of the spacing units are consistent;

the first clamping parts are arranged at two sides of the placing ring (8), the output ends of the first clamping parts extend into the placing ring (8) and are matched with the gap units formed between the elastic frame rods, and the first clamping parts are used for fixing objects placed in the placing ring (8);

the second clamping parts are arranged on the other two sides of the placing ring (8), and the output ends of the second clamping parts extend into the placing ring (8) and are matched with the gap units formed between the elastic frame rods, so that the second clamping parts are used for fixing objects placed in the placing ring (8).

2. The special-shaped clamp convenient to adjust for the numerical control deep hole drilling machine is characterized in that the elastic frame rod comprises a movable rod (15), the lower end part of the movable rod (15) penetrates through the frame rod slot seat (13) and is movably matched with the frame rod slot seat (13), the upper end of the movable rod (15) is connected with a floating block (14), a metal spring (16) is sleeved outside the rod body of the movable rod (15), and the upper end and the lower end of the metal spring (16) are respectively and fixedly connected with the lower end face of the floating block (14) and the upper end face of the frame rod slot seat (13).

3. The special-shaped clamp convenient to adjust for the numerical control deep hole drilling machine according to claim 1, wherein the first clamping portion comprises a first hydraulic part (9), the first hydraulic part (9) is arranged on two sides of the upper end of the clamping table (1), one end of the first hydraulic part (9) far away from the placing ring (8) is fixedly connected with the upper end face of the clamping table (1) through a second fixing part (18), the other end of the first hydraulic part (9) is connected with a plurality of groups of hydraulic ejector rods (11), and each hydraulic ejector rod (11) extends in the placing ring (8) and is matched with a transversely arranged gap unit.

4. The special-shaped clamp convenient to adjust for the numerical control deep hole drilling machine is characterized in that the second clamping portion comprises a second hydraulic part (10), the second hydraulic part (10) is arranged on the other two sides of the upper end of the clamping table (1), one end, away from the placing ring (8), of the second hydraulic part is fixedly connected with the upper end face of the clamping table (1) through a second fixing part (18), the other end of the second hydraulic part (10) is connected with a plurality of groups of hydraulic ejector rods (11), and each hydraulic ejector rod (11) extends into the placing ring (8) and is matched with a vertically arranged gap unit.

5. The special-shaped clamp convenient to adjust for the numerical control deep hole drilling machine as claimed in claim 4, wherein a fixed chuck (12) is arranged at one end of the hydraulic ejector rod (11) facing the center of the placing ring (8), and a plurality of inclined grooves for increasing friction are formed in the outer surface of the fixed chuck (12).

6. The special-shaped clamp convenient to adjust for the numerical control deep hole drilling machine is characterized by comprising sliding rail members (3) and adjusting screws (6), wherein the sliding rail members (3) are arranged on two sides below a clamping table (1) and are in sliding fit with movable groove seats (2) arranged at the lower end of the clamping table (1), the adjusting screws (6) are arranged in the middle below the clamping table (1), nut seats (5) are sleeved outside rod bodies of the adjusting screws (6), the tops of the nut seats (5) and the adjusting screws (6) are matched and fixedly connected with the lower end face of the clamping table (1) through fixing pieces (17), and one end of each adjusting screw (6) is connected with a driving motor (4) used for driving the adjusting screws to rotate.