CN212419770U

CN212419770U - Clamp and drilling equipment thereof

Info

Publication number: CN212419770U
Application number: CN202020903032.3U
Authority: CN
Inventors: 荀欧; 荀豪迈; 贾廷顺
Original assignee: Bengbu Xunshi Machinery Co ltd
Current assignee: Bengbu Xunshi Machinery Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-01-29
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a clamp, which comprises a fixed base, supporting legs, a fixed frame, a sliding groove and a sliding block, wherein the supporting legs are fixed on the lower end surface of the fixed base; the utility model discloses a workpiece of the axle type of various diameters not only can be fixed to trapezoidal work piece groove in addition fixing base, can also fix the work piece of appearance such as curved surface, the carriage can be through the free shift position of cooperation of sliding tray and slider, thereby can the centre gripping fix the work piece of different length, the drilling mould can be according to the change of the size freedom of drilling, thereby guarantee the big or small phase-match of drill bit locating hole and drill bit, drill bit offset when can effectually prevent to drill, the carriage rocks when positioning screw can effectually prevent to drill, can effectual improvement drilling precision.

Description

Clamp and drilling equipment thereof

Technical Field

The utility model relates to a machining technology field specifically is an anchor clamps and drilling equipment thereof.

Background

Carry out drilling treatment to the work piece and be a processing mode very commonly used in machining's field, in order to more convenient when the work piece drills, reduce rocking that the work piece produced when drilling, thereby improve the efficiency and the quality of drilling, consequently all need carry out the centre gripping to the work piece when the operation of carrying out drilling, the work piece that needs drilling operation at present mainly has the plane class, axle type and curved surface class, some present mounting fixture, for example bench vice etc. are used for the work piece of fixed plane class mostly, can not carry out good centre gripping fixedly to the anchor clamps of some axle types and curved surface class, lead to the drilling unevenness easily, the hole site has the deviation.

Application number 2018204534501.1 discloses a shaft part drilling clamp, although the shaft-type tool can be fixed and punched, the size of the hole for fixing the shaft-type part arranged on the base is very limited, therefore, the fixing of shaft holes with various diameters cannot be met, the application range is very limited, workpieces with cambered surfaces cannot be fixed, and the fixing device is required to be screwed manually during fixing, the working intensity is high, the efficiency is low, and as no chip removal device is arranged, therefore, the internal chippings are easy to accumulate when drilling, and the fastening screw is directly adopted for fixing, so that the workpiece is easy to abrade, although the device is provided with the drill sleeve to prevent the drill bit from shifting during drilling, the size of the drill sleeve is fixed, so that the device cannot be suitable for drill bits with different sizes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps and drilling equipment thereof 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:

a fixture comprises a fixed base, supporting legs, a fixed frame, a sliding groove and a sliding block, wherein the supporting legs are fixed on the lower end face of the fixed base;

the middle part of the fixed base is provided with an inwards concave trapezoidal workpiece groove, the upper ends of the fixed frame and the sliding frame are both provided with an electric push rod, and the lower end of a telescopic rod of the electric push rod is connected with the fixed base;

the drilling jig is characterized in that a drilling frame is further fixed on the fixing seat arranged on the sliding frame, a die mounting hole is formed in the drilling frame, a drilling die is arranged on the die mounting hole, and a drill bit positioning hole penetrating through the drilling die is formed in the drilling die.

Preferably, the fixing frame and the sliding frame are both provided with guide grooves, the guide frames are fixed on two sides of the fixing seat, and the guide frames are clamped in the guide grooves.

Preferably, a layer of rubber block is attached to the lower end face of the fixing seat.

Preferably, the locating rack is installed in two outsides of carriage, install positioning screw on the locating rack, positioning screw runs through the locating rack.

Preferably, the middle part of the bottom surface of the workpiece groove is provided with a chip removal port penetrating through the fixed base.

Preferably, the outer side of the drilling die is provided with an external thread, the inner side surface of the die mounting hole is provided with an internal thread, and the internal thread and the external thread are screwed and fixed together.

Preferably, the drilling die is provided with a plurality of drilling dies, and the diameters of the drill positioning holes arranged on each drilling die are different.

A drilling device comprises a clamp for fixing a workpiece, and the drilling device adopts the clamp.

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

(1) the section of the workpiece groove is trapezoidal, in addition, the fixed seat arranged above the workpiece groove can fix shaft-type workpieces with various diameters and workpieces with curved surfaces and other appearances, and the sliding frame can freely move through the matching of the sliding groove and the sliding block, so that the workpieces with different lengths can be clamped and fixed, the application range is very wide, and the rubber block at the lower part of the fixed seat can prevent the clamped workpieces from being abraded;

(2) the drilling die can be freely replaced according to the size of the drilled hole, so that the matching between the drill bit positioning hole and the drill bit is ensured, the position of the drill bit can be guided during drilling, the position deviation of the drill bit during drilling can be effectively prevented, the positioning screw rod can be screwed down after the sliding frame is moved to a proper position, the lower end of the positioning screw rod is abutted against the fixed base, the sliding frame is effectively prevented from shaking during drilling, and the drilling precision can be effectively improved;

(3) the electric push rod is adopted to drive the fixing seat to press downwards to abut against a workpiece, and the fixing is carried out by rotating the screw rod relative to manual work, so that the fixing efficiency is greatly improved, and the labor intensity is reduced;

(4) the chip removal mouth can spill the metal piece that produces in time when drilling, prevents that it from piling up in a large number and influencing drilling operation.

Drawings

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

FIG. 2 is a schematic view of the sliding frame structure of the present invention;

FIG. 3 is a schematic view of the present invention for clamping a circular shaft workpiece;

fig. 4 is a schematic view of the present invention for clamping curved surface workpieces;

in the figure: the device comprises a fixed base 1, a workpiece groove 101, a chip removal port 102, a supporting leg 2, a fixed frame 3, an electric push rod 301, a fixed seat 302, a guide groove 303, a guide frame 304, a rubber block 305, a sliding frame 4, a positioning frame 401, a positioning screw 402, a drilling frame 403, a drilling mould 404, a drilling positioning hole 405, a mould mounting hole 406, a sliding groove 5 and a sliding block 6.

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. 1-4, a fixture comprises a fixing base 1, support legs 2, a fixing frame 3, a sliding frame 4, a sliding groove 5 and a sliding block 6, wherein the support legs 2 are fixed on the lower end surface of the fixing base 1, the fixing frame 3 is fixed on one side of the upper end of the fixing base 1, the sliding groove 5 is arranged on the fixing base 1, the sliding block 6 is fixed at the bottom of the sliding frame 4, the sliding block 6 is clamped inside the sliding groove 5, the sliding block 6 can move inside the sliding groove 5, so that the sliding frame 4 can freely move through the matching of the sliding groove 5 and the sliding block 6, and can clamp and fix workpieces with different lengths, positioning frames 401 are installed on two outer sides of the sliding frame 4, positioning screws 402 are installed on the positioning frames 401, the positioning screws 402 penetrate through the positioning frames 401, and after the sliding frame 4 moves to a proper position, the positioning screw 402 can be screwed down, and the lower end of the positioning screw 402 is abutted against the fixed base 1, so that the sliding frame 4 is effectively prevented from shaking during drilling, and the drilling precision can be effectively improved;

the middle part of the fixed base 1 is provided with an inwards concave trapezoidal workpiece groove 101, the middle part of the bottom surface of the workpiece groove 101 is provided with a chip removal port 102 penetrating through the fixed base 1, the chip removal port 102 can timely leak out metal chips generated during drilling, the metal chips are prevented from being accumulated in large quantities to influence the drilling operation, the upper ends of the fixed frame 3 and the sliding frame 4 are both provided with an electric push rod 301, the lower end of a telescopic rod of the electric push rod 301 is connected with a fixed seat 302, the electric push rod is adopted to drive the fixed seat 302 to press downwards to abut against a workpiece, and the workpiece is fixed relative to manual rotation of a lead screw, so that the fixing efficiency is greatly improved, and; the fixing seat 302 is matched with the trapezoidal workpiece groove 101, so that not only shaft workpieces with various diameters can be fixed, but also workpieces with shapes such as curved surfaces and the like can be fixed;

a layer of rubber block 305 is attached to the lower end face of the fixed seat 302, the rubber block 305 can effectively prevent a clamped workpiece from being worn, guide grooves 303 are formed in the inner sides of the fixed seat 3 and the sliding seat 4, guide frames 304 are fixed to two sides of the fixed seat 302, the guide frames 304 are clamped in the guide grooves 303, the fixed seat 302 can move more smoothly due to the matching of the guide frames 304 and the guide grooves 303, and the fixed seat 302 is prevented from shifting during movement;

a drilling frame 403 is further fixed on the fixed seat 302 mounted on the sliding frame 4, a mold mounting hole 406 is formed in the drilling frame 403, a drilling mold 404 is mounted on the mold mounting hole 406, and a drill positioning hole 405 penetrating through the drilling mold 404 is formed in the drilling mold 404.

The outside of drilling mould 404 is provided with the external screw thread, be provided with the internal thread on the medial surface of mould mounting hole 406, the two through the internal and external screw thread revolve with fixed being in the same place, drilling mould 404 is provided with a plurality ofly, and the drill bit locating hole 405 diameter diverse that sets up on every drilling mould 404, and the installation setting of internal and external screw thread lets drilling mould 404 can be according to the change of the size freedom of drilling to guarantee the big or small phase-match of drill bit locating hole 405 and drill bit, can play the effect of guide to the position of drill bit when drilling, drill bit offset when can effectually preventing to drill.

Specifically, during the use, control electric putter 301 removes fixing base 302 to the highest position, then place the work piece of treating processing in work piece groove 101, the position that will bore is placed upwards, then not hard up positioning screw 402, remove carriage 4 along the direction of sliding tray 5, let drill bit locating hole 405 be located the position of waiting to punch directly over, then screw up positioning screw 402, according to the size of needs drilling, install the drilling mould 404 that has suitable size drill bit locating hole 405 in mould mounting hole 406, then use drilling equipment to punch along the position of drill bit locating hole 405 can.

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 an anchor clamps, includes unable adjustment base (1), supporting leg (2), mount (3), carriage (4), sliding tray (5) and slider (6), its characterized in that: the lower end face of the fixed base (1) is fixedly provided with a supporting leg (2), one side of the upper end of the fixed base (1) is fixedly provided with a fixed frame (3), the fixed base (1) is provided with a sliding groove (5), the bottom of the sliding frame (4) is fixedly provided with a sliding block (6), and the sliding block (6) is clamped in the sliding groove (5);

an inwards concave trapezoidal workpiece groove (101) is formed in the middle of the fixed base (1), electric push rods (301) are mounted at the upper ends of the fixed frame (3) and the sliding frame (4), and the lower ends of telescopic rods of the electric push rods (301) are connected with the fixed base (302);

the drilling jig is characterized in that a drilling frame (403) is further fixed on a fixed seat (302) installed on the sliding frame (4), a die installation hole (406) is formed in the drilling frame (403), a drilling die (404) is installed on the die installation hole (406), and a drill bit positioning hole (405) penetrating through the drilling die (404) is formed in the drilling die (404).

2. A clamp as claimed in claim 1, wherein: the inboard of mount (3) and carriage (4) all is provided with guide way (303), the both sides of fixing base (302) are fixed with leading truck (304), leading truck (304) card is in guide way (303).

3. A clamp as claimed in claim 2, wherein: a layer of rubber block (305) is attached to the lower end face of the fixed seat (302).

4. A clamp as claimed in claim 1, wherein: locating rack (401) are installed in two outsides of carriage (4), install positioning screw (402) on locating rack (401), positioning screw (402) run through locating rack (401).

5. A clamp as claimed in claim 1, wherein: and a chip removal port (102) penetrating through the fixed base (1) is arranged in the middle of the bottom surface of the workpiece groove (101).

6. A clamp as claimed in claim 1, wherein: the outer side of the drilling die (404) is provided with external threads, the inner side surface of the die mounting hole (406) is provided with internal threads, and the drilling die and the die are fixed together through screwing of the internal threads and the external threads.

7. A clamp according to claim 6, wherein: the drilling die (404) is provided with a plurality of drilling dies, and the diameters of the drill positioning holes (405) arranged on each drilling die (404) are different.

8. A drilling apparatus comprising a fixture for holding a workpiece, characterized in that: the drilling apparatus employs the jig of any one of claims 1 to 7.