CN213437367U

CN213437367U - Drilling machine clamp convenient to adjust

Info

Publication number: CN213437367U
Application number: CN202022308679.4U
Authority: CN
Inventors: 吴旭明; 戴�峰; 高瑛
Original assignee: China Tobacco Zhejiang Industrial Co Ltd
Current assignee: China Tobacco Zhejiang Industrial Co Ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-15
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a drilling machine fixture convenient to adjust, which comprises a fixture foundation plate (1), wherein four corners of the fixture foundation plate (1) are provided with foundation plate fixing grooves (2), and the lower surface of the fixture foundation plate (1) is provided with a key groove (3) for positioning; a rotary cylinder (4) is arranged on the clamp base plate, a rotary seat (14) is arranged on the rotary cylinder (4), a cylinder rod (16) is arranged on the rotary seat (14), and a pressing plate (5) used for pressing a workpiece (6) to be drilled is arranged at the upper end of the cylinder rod (16); the fixture base plate is characterized in that a core hole (10) is formed in the center of the fixture base plate (1), and a positioning core disc (7) which is in plug-in fit with the core hole (10) is arranged on the core hole (10). Utilize the utility model discloses, can satisfy the processing demand of different model work pieces, simple structure, the practicality is strong.

Description

Drilling machine clamp convenient to adjust

Technical Field

The utility model relates to the technical field of machining, concretely relates to drill jig convenient to adjust.

Background

A drill press refers to a machine tool that uses a drill bit to form a hole in a workpiece, and usually the drill bit rotates as a primary motion and the drill bit moves axially as a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters and capable of expanding, reaming and reaming or tapping and the like. 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. The drilling machine fixture is a fixing tool for processing a workpiece on a drilling machine.

For example, chinese patent publication No. CN203527031U discloses a fixture for drilling machine workpieces, wherein a base plate and a pressing block are disposed on a worktable of a drilling machine, coaxial screw holes are disposed at corresponding positions on the worktable, the base plate and the pressing block, respectively, a locking member sequentially passes through the screw holes on the worktable, the base plate and the pressing block, and a workpiece to be drilled is clamped between the pressing block and the worktable through the locking member.

However, the existing drilling machine fixture is mostly designed in a fixed structure, can only be applied to parts of fixed models, can not be adjusted, can not meet the use requirements, and the manufacturing cost of a plurality of drilling machine fixtures is higher, so that a novel drilling machine fixture convenient to adjust is urgently needed to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

For solving prior art's is not enough, the utility model provides a drill jig convenient to adjust has solved current drill jig and has mostly been fixed structural design, can only be applicable to the spare part of fixed model, can not adjust, can't satisfy the user demand, and the higher problem of a plurality of drill jig's cost of manufacture can satisfy the processing demand of different model work pieces.

A drilling machine clamp convenient to adjust comprises a clamp base plate, wherein base plate fixing grooves are formed in four corners of the clamp base plate, and key grooves for positioning are formed in the lower surface of the clamp base plate;

a rotary cylinder is arranged on the fixture base plate, a rotary seat is arranged on the rotary cylinder, a cylinder rod is arranged on the rotary seat, and a pressing plate for pressing a workpiece to be drilled is arranged at the upper end of the cylinder rod;

the center position of anchor clamps foundatin plate is provided with the core hole, the core hole on be equipped with core hole grafting complex location core dish.

The utility model discloses in, the core hole sets up for the counter bore, through the grafting cooperation in location core dish and core hole, can inject the position of location core dish, and then realize fixing a position the product.

Furthermore, the foundation plate fixing groove is designed to be an open groove, and one end of the foundation plate fixing groove is arc-shaped. The base plate fixing groove is mainly used for fixedly connecting the clamp base plate with the drilling machine platform,

further, the key grooves are arranged on the lower surface of the clamp base plate at equal intervals. The key slot is mainly used for positioning the clamp foundation plate.

Furthermore, a mandrel matched with the mandrel hole is arranged at the lower end of the positioning core disc, and the positioning core disc and the mandrel have the same axis; the upper end of the positioning core disc is provided with a conical end head, and a lightening hole is formed in the positioning core disc.

The core hole and the size specification of the mandrel are matched with each other, and the position of the positioning core disc can be limited by fixing the mandrel; the arrangement of the lightening holes can effectively reduce the dead weight of the positioning core disc, and is convenient to install; the conical end is convenient for positioning and installing the workpiece to be drilled, and the workpiece to be drilled is a disc part or an end cover part.

Furthermore, a plurality of support studs in threaded connection are arranged on the fixture base plate, adjusting holes are formed in the support studs, and a support block for supporting a workpiece to be drilled is arranged at the upper end of each support stud.

The supporting block and the supporting stud can be fixed by welding, and the supporting block is made of cast iron. The design of adjusting hole is convenient for carry out rotation regulation to the support stud, and then realizes the regulation of supporting shoe high position.

Furthermore, the number of the support studs is four, and the upper end surfaces of the support blocks on the four support studs are in a horizontal state. The supporting block is mainly used for supporting the workpiece to be drilled.

Furthermore, the lower surface of the pressure strip is provided with a copper gasket, so that damage to the surface of the workpiece to be drilled due to overlarge pressure can be effectively avoided.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a set up location core dish and dabber and treat the drilling work piece and fix a position, the location core dish is provided with different size specifications, can change as required, and an anchor clamps can satisfy the processing demand of different model work pieces, and the support height of support double-screw bolt also can adjust through the regulation hole, simple structure, and the practicality is strong.

Drawings

FIG. 1 is a schematic structural view of a drill jig that is easy to adjust according to the present invention;

FIG. 2 is a front cross-sectional view of a drill press fixture of the present invention that is easy to adjust;

fig. 3 is a schematic diagram of a rotary cylinder in a drill jig convenient to adjust.

In the figure: 1. a fixture base plate; 2. a foundation plate fixing groove; 3. a keyway; 4. a rotating cylinder; 5. a compression plate; 6. drilling a workpiece; 7. positioning the core disc; 8. a tapered end; 9. lightening holes; 10. a core hole; 11. a mandrel; 12. a support stud; 13. a support block; 14. a rotating base; 15. an adjustment hole; 16. a cylinder rod; 17. and a copper gasket.

Detailed Description

The invention will be described in further detail with reference to the following figures and examples, which are intended to facilitate the understanding of the invention without limiting it.

As shown in fig. 1-3, in this embodiment, a drilling machine fixture convenient to adjust includes fixture foundation plate 1, foundation plate fixing groove 2 and keyway 3, and the four corners of fixture foundation plate 1 are provided with foundation plate fixing groove 2, and fixture foundation plate 1 is provided with keyway 3 on its lower surface. Be provided with revolving cylinder 4 on the anchor clamps foundatin plate 1, be provided with roating seat 14 on the revolving cylinder 4, be provided with cylinder rod 16 on the roating seat 14, the upper end of cylinder rod 16 is provided with pressure strip 5.

The foundation plate fixing groove 2 is designed to be an open groove, one end of the foundation plate fixing groove 2 is arc-shaped, and the key groove 3 is formed in the fixture foundation plate 1 at equal intervals. 2 fixed slot of foundatin plate mainly used anchor clamps foundatin plate 1 and the fixed connection of drilling machine platform, 3 mainly used of keyway are fixed a position anchor clamps foundatin plate 1.

The central position of anchor clamps foundatin plate 1 is provided with core hole 10, and core hole 10 interpolation has connect with dabber 11, and dabber 11 is the lower extreme of location core disc 7, and location core disc 7 is coaxial with dabber 11. The core hole 10 is a counter bore, the core hole 10 is matched with the core shaft 11 in size, the position of the core disc 7 can be limited and positioned by fixing the core shaft 11, and then the product is positioned.

As shown in fig. 2 and 3, in the present embodiment, a tapered end 8 is provided at the upper end of the positioning core disc 7, a lightening hole 9 is provided in the positioning core disc 7, and a workpiece 6 to be drilled is provided outside the positioning core disc 7. The dead weight of the positioning core disc 7 can be effectively reduced due to the arrangement of the lightening holes 9, the installation is convenient, the conical end 8 is convenient for the positioning installation of the workpiece 6 to be drilled, and the workpiece 6 to be drilled is a disc type or end cover type part.

The supporting block 13 is arranged below the workpiece 6 to be drilled, the supporting stud 12 is arranged below the supporting block 13, the supporting stud 12 is connected with the fixture base plate 1 through threads, the supporting stud 12 is provided with an adjusting hole 15, the supporting block 13 and the supporting stud 12 are fixed through welding, the supporting block 13 is made of cast iron, and the adjusting hole 15 is designed to facilitate rotation adjustment of the supporting stud 12 and further achieve adjustment of the height position of the supporting block 13. In this embodiment, the number of the supporting blocks 13 is four, the upper end surfaces of the four supporting blocks 13 are in a horizontal state, the copper gasket 17 is arranged below the pressing plate 5, the supporting blocks 13 are mainly used for supporting the workpiece 6 to be drilled, and the copper gasket 17 is arranged to effectively avoid damage to the surface of the workpiece 6 to be drilled due to excessive pressure.

The specific implementation process of this embodiment is as follows:

during drilling, firstly, the fixture base plate 1 is fixed on a drilling machine workbench through keys and bolts, corresponding positioning core discs 7 are selected according to different types of workpieces 6 to be drilled, a core shaft 11 is installed in a core hole 10, the height of a support stud 12 is adjusted through an adjusting hole 15, and the upper planes of four support blocks 13 are ensured to be in a horizontal position; then, the hole of the workpiece 6 to be drilled is installed in a matching way with the positioning core disc 7, the upper end of the positioning core disc 7 is provided with a conical end 8, the workpiece 6 to be drilled is convenient to install, and the lower end face of the workpiece 6 to be drilled is placed on the supporting block 13; and then, the workpiece 6 to be drilled is pressed and fixed through the rotary cylinder 4, and drilling is carried out.

Supporting shoe 13 and location core dish 7 all select for use cast iron material, the texture is softer, can not treat drilling work piece 6 and cause the damage, pressure strip 5 with treat to be provided with copper gasket 17 on drilling work piece 6's the contact surface, avoid compressing tightly the in-process indentation appearing in the surface of treating drilling work piece 6, can effectual protection treat drilling work piece 6, guarantee the appearance quality of work piece, this drill jig can be adjusted as required, this anchor clamps frock mainly used dish class, the terminal surface drilling processing of end cover class part, can satisfy the user demand of different model products, therefore, the clothes hanger is strong in practicability.

The above-mentioned embodiment is to the technical solution and the beneficial effects of the present invention have been described in detail, it should be understood that the above is only the specific embodiment of the present invention, not used for limiting the present invention, any modification, supplement and equivalent replacement made within the principle scope of the present invention should be included in the protection scope of the present invention.

Claims

1. The drilling machine fixture convenient to adjust is characterized by comprising a fixture base plate (1), wherein four corners of the fixture base plate (1) are provided with base plate fixing grooves (2), and the lower surface of the fixture base plate (1) is provided with a key groove (3) for positioning;

a rotary cylinder (4) is arranged on the clamp base plate, a rotary seat (14) is arranged on the rotary cylinder (4), a cylinder rod (16) is arranged on the rotary seat (14), and a pressing plate (5) used for pressing a workpiece (6) to be drilled is arranged at the upper end of the cylinder rod (16);

the fixture base plate is characterized in that a core hole (10) is formed in the center of the fixture base plate (1), and a positioning core disc (7) which is in plug-in fit with the core hole (10) is arranged on the core hole (10).

2. The drilling machine fixture convenient to adjust as claimed in claim 1, wherein the base plate fixing groove (2) is designed as an open groove, and one end of the base plate fixing groove (2) is arc-shaped.

3. The drill press clamp facilitating adjustment according to claim 1, characterized in that the key grooves (3) are equally spaced on the lower surface of the clamp base plate (1).

4. The drilling machine fixture convenient to adjust as recited in claim 1, characterized in that the lower end of the positioning core disc (7) is provided with a mandrel (11) matched with the core hole (10), and the positioning core disc (7) is coaxial with the mandrel (11); the upper end of the positioning core disc (7) is provided with a conical end (8), and a lightening hole (9) is formed in the positioning core disc (7).

5. The drill press clamp convenient to adjust according to claim 1, wherein a plurality of support studs (12) in threaded connection are arranged on the clamp base plate (1), adjustment holes (15) are arranged on the support studs (12), and a support block (13) for supporting a workpiece (6) to be drilled is arranged at the upper end of each support stud (12).

6. The drill press fixture convenient to adjust as claimed in claim 5, wherein the number of the support studs (12) is four, and the upper end surfaces of the support blocks (13) on the four support studs (12) are in a horizontal state.

7. Drilling jig facilitating adjustment according to claim 1, characterized in that the lower surface of the pressure plate (5) is provided with a copper washer (17).