CN114289750A

CN114289750A - Hardware part precision machining equipment

Info

Publication number: CN114289750A
Application number: CN202210078932.2A
Authority: CN
Inventors: 王欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-04-08

Abstract

The invention discloses precision machining equipment for hardware parts, which comprises a base, wherein two clamping components for clamping the hardware parts are arranged on the upper side of the base, a pressing plate is arranged on the upper side of each clamping component, and a drilling component for drilling the hardware parts is arranged on the lower side of the pressing plate; according to the invention, the left and right groups of clamping rods which are uniformly distributed are abutted against the surface of the part, so that the plurality of clamping rods can wrap the surface of the part to the maximum extent, and the upper clamping screw rod is rotated to enable the limiting block to be abutted against the clamping rods, so that the clamping rods cannot slide relatively, so that hardware parts with different shapes can be clamped, the applicability of the invention is improved, when the part is clamped, the plane on the inner side of the plane rotating block can rotate to be abutted against the surface of the part, indentation can be avoided to the maximum extent, and meanwhile, the rotating turntable is matched with the slide rods which slide left and right, so that a drill bit can adjust any position within a certain range, and the drilling efficiency and the drilling quality are improved.

Description

Hardware part precision machining equipment

Technical Field

The invention relates to the technical field of hardware part machining, in particular to hardware part precision machining equipment.

Background

Hardware, it passes through processing to indicate metals such as gold, silver, copper, iron, tin, the instrument that the casting obtained, be used for fixed thing, process the thing, decorate etc, present hardware spare part often need punch in the course of working, when traditional hardware spare part punches, the hardware spare part of some shape rules can press from both sides tight the operation of doing workers with traditional anchor clamps, but some shape is anomalous, then can't use traditional anchor clamps centre gripping, thereby influence drilling process, if with specific anchor clamps centre gripping operation then lead to manufacturing cost's increase, and in traditional drilling process, often need aim at spare part to press from both sides tight behind the drill bit again, thereby lead to probably drilling position when pressing from both sides tightly the deviation, influence drilling quality.

Disclosure of Invention

The invention aims to provide a hardware part precision machining device which is used for overcoming the defects in the prior art.

The precision machining equipment for the hardware parts comprises a base, wherein two clamping assemblies for clamping the hardware parts are arranged on the upper side of the base, a pressing plate is arranged on the upper side of each clamping assembly, and a drilling assembly for drilling the hardware parts is arranged on the lower side of each pressing plate;

the two clamping assemblies are arranged in bilateral symmetry, each clamping assembly comprises a clamping seat, clamping rods are uniformly distributed in the clamping seat, limiting rods are arranged in the clamping rods, limiting blocks are arranged on the front sides of the clamping rods, and upper clamping screw rods are matched with the internal threads of the limiting blocks;

the drilling subassembly includes the carousel, be provided with the slide bar in the carousel, the terminal surface is fixed with the motor cabinet under the slide bar, the sleeve has set firmly in the motor cabinet, be provided with the drill sleeve cover in the sleeve, be provided with the drill rod seat in the sleeve, be provided with the drill bit in the drill rod seat.

Preferably, the clamping seats are internally provided with clamping rod cavities with inward openings, the clamping rods on the left side and the right side are respectively in sliding fit with the corresponding clamping rod cavities, the clamping rods on the left side and the right side are internally provided with limiting rod cavities with outward openings, the limiting rods on the left side and the right side are respectively in sliding fit with the corresponding limiting rod cavities, the limiting rods on the left side and the right side are respectively fixed on the bottom walls of the clamping rod cavities, the clamping rods on the left side and the right side are respectively in sliding fit with the corresponding clamping rod cavities, clamping springs are respectively fixed between the clamping rods on the left side and the corresponding clamping rod cavities, plane rotating blocks are respectively in rotating fit with the inner side end faces of the clamping rods on the left side and the right side, and when parts are clamped, the inner side end faces of the plane rotating blocks can be abutted to the surfaces of the parts to the greatest extent, so that indentation is avoided.

Preferably, the front sides of the clamping rod cavities on the left side and the right side are respectively communicated with a limiting block cavity, two limiting blocks are respectively in sliding fit with the limiting block cavities on the corresponding sides, the front side parts of the two upper clamping screw rods are respectively extended forwards to the outside of the clamping seats on the corresponding sides, the two upper clamping screw rods are respectively in rotating fit with the clamping seats on the corresponding sides, the clamping seat on the left side is fixed on the upper end surface of the base, a vertically through clamping seat cavity is arranged in the base, the lower side part of the clamping seat on the right side is extended downwards to the inside of the clamping seat cavity, the clamping seat on the right side is in sliding fit with the clamping seat cavity, a lower clamping screw rod is rotationally matched with the left end wall of the clamping seat cavity, the right side part of the lower clamping screw rod is extended rightwards to penetrate through the clamping seat cavity to the outside of the base, and the lower clamping screw rod is in threaded fit with the clamping seat on the right side, and the lower clamping screw rod is rotated, so that the clamping seat on the right side moves leftwards, and parts are clamped.

Preferably, clamp plate normal running fit has the pivot, pivot downside downwardly extending to outside the clamp plate, the carousel is fixed in pivot downside is terminal, be equipped with the downward spout of opening in the carousel, the slide bar with sliding fit between the spout, spout left end wall normal running fit has the lead screw, lead screw right side part extends right and runs through the spout extremely outside the carousel, the lead screw with screw-thread fit between the slide bar, motor cabinet horizontal sliding fit the rotation of carousel makes the drill bit can be in the certain limit adjust wantonly with the relative position of spare part.

Preferably, the motor cabinet internal fixation has the motor, be equipped with the logical chamber that link up from top to bottom in the sleeve, drill rod seat upper end with motor power connects, the drill rod seat with motor cabinet normal running fit, the lateral part downwardly extending of drill rod seat down to lead to the intracavity, be equipped with the drill bit chamber that the opening is decurrent in the drill rod seat, the drill bit with drill bit chamber fixed connection, the drill bit cover with lead to sliding fit between the chamber, drill bit downside part downwardly extending runs through lead to the chamber with the drill bit cover, the drill bit upper end face is fixed with the drill bit spring, drill bit spring upper end with the motor cabinet butt.

Preferably, a friction block cavity positioned on the left side of the rotating shaft is arranged in the pressure plate, a limit plate cavity is arranged on the upper side of the friction block cavity, the friction block is matched in the friction block cavity in a sliding way and can be abutted against the periphery of the rotating shaft, a friction block spring is fixed between the left end surface of the friction block and the left end wall of the friction block cavity, an inclined surface cavity which is communicated up and down is arranged in the friction block, a limiting plate is in sliding fit in the limiting plate cavity, a button is fixed in the limiting plate, the upper side part of the button extends upwards to the outside of the pressing plate, the lower side part of the button extends downwards into the inclined surface cavity, the left end wall of the inclined surface cavity is an inclined surface, the lower end of the button is abutted against the left end wall of the inclined surface cavity, the friction block right-hand member with there is frictional force between the pivot periphery, makes the friction block with during pivot periphery butt, the unable free rotation of pivot.

Preferably, two bilateral symmetry guide rods are fixed on the upper end face of the base, the two guide rods are in sliding fit with the pressing plate, and two bilateral symmetry return springs are fixed between the pressing plate and the base.

The invention has the beneficial effects that: according to the invention, the left and right groups of evenly distributed clamping rods are abutted against the surface of the part, so that the plurality of clamping rods can wrap the surface of the part to the maximum extent, the upper clamping screw rod is rotated to enable the limiting block to be abutted against the clamping rods, so that the clamping rods cannot slide relatively, and the right clamping seat moves leftwards to completely clamp the part, so that the hardware parts with different shapes can be clamped, the applicability of the invention is improved, the production cost is reduced, and when the parts are clamped by the plane rotating block, the plane on the inner side of the plane rotating block can rotate to be abutted against the surface of the part, so that the indentation can be avoided to the maximum extent, and meanwhile, the rotating turntable is matched with the sliding rods which slide leftwards and rightwards, so that the drill bit can adjust any position within a certain range, and the drilling efficiency and the drilling quality are improved.

Drawings

FIG. 1 is a schematic external view of the present invention;

FIG. 2 is a schematic view of the overall structure of a hardware component precision machining apparatus according to the present invention;

FIG. 3 is a schematic view of A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged partial schematic view of the clamping lever assembly of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged, fragmentary view of the motor mount assembly of FIG. 2 in accordance with the present invention;

FIG. 6 is a three-dimensional schematic of FIG. 4 of the present invention;

fig. 7 is a partially enlarged schematic view of the shaft member of fig. 2 according to the present invention.

In the figure:

10. a base; 11. a return spring; 12. a guide bar; 13. pressing a plate; 14. a chute; 15. a rotating shaft; 16. a slide bar; 17. a turntable; 18. a screw rod; 19. a lower clamping screw rod; 20. a clamping seat; 21. a clamping rod; 22. a clamping seat cavity; 23. a clamping rod cavity; 24. an upper clamping screw rod; 25. a limiting block cavity; 26. a limiting block; 27. a limiting rod; 28. a clamping spring; 29. a limit rod cavity; 30. a plane rotation block; 31. a motor base; 32. a motor; 33. a drill rod seat; 34. a drill bit; 35. a bit spring; 36. a bit sleeve; 37. a sleeve; 38. a drill bit cavity; 39. a cavity is communicated; 40. a button; 41. a friction block; 42. a friction block cavity; 43. a bevel cavity; 44. a limiting plate; 45. a friction block spring; 46. and a limiting plate cavity.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the following embodiment is provided to illustrate the present invention, and the following detailed description is provided to illustrate the specific features of the hardware component precision machining apparatus:

referring to fig. 1 to 7, the precision machining equipment for hardware parts according to the embodiment of the invention comprises a base 10, wherein two clamping assemblies for clamping the hardware parts are arranged on the upper side of the base 10, a pressing plate 13 is arranged on the upper side of each clamping assembly, and a drilling assembly for drilling the hardware parts is arranged on the lower side of the pressing plate 13;

the two clamping assemblies are arranged in bilateral symmetry, each clamping assembly comprises a clamping seat 20, clamping rods 21 are uniformly distributed in the clamping seat 20, limiting rods 27 are arranged in the clamping rods 21, a limiting block 26 is arranged on the front side of each clamping rod 21, and an upper clamping screw rod 24 is matched with the internal thread of each limiting block 26;

the drilling assembly comprises a rotary table 17, a sliding rod 16 is arranged in the rotary table 17, a motor base 31 is fixed to the lower end face of the sliding rod 16, a sleeve 37 is fixedly arranged in the motor base 31, a drill sleeve 36 is arranged in the sleeve 37, a drill rod base 33 is arranged in the sleeve 37, and a drill bit 34 is arranged in the drill rod base 33.

Wherein, the two clamping seats 20 are respectively provided with a clamping rod cavity 23 with an inward opening, the clamping rods 21 on the left and right sides are respectively in sliding fit with the clamping rod cavities 23 on the corresponding sides, the clamping rods 21 on the left and right sides are respectively provided with a limiting rod cavity 29 with an outward opening, the limiting rods 27 on the left and right sides are respectively in sliding fit with the limiting rod cavities 29 on the corresponding sides, the limiting rods 27 on the left and right sides are respectively fixed on the bottom walls of the clamping rod cavities 23, clamping springs 28 are respectively fixed between the clamping rods 21 on the left and right sides and the bottom walls of the clamping rod cavities 23 on the corresponding sides, under the elastic force action of the clamping springs 28, the plane rotary block 30 can be abutted against the surface of a part to the maximum extent, plane rotary blocks 30 are respectively in rotating fit in the inner side surfaces of the clamping rods 21 on the left and right sides, when the part is clamped, the inner side surfaces of the plane rotary blocks 30 can be abutted against the surface of the part to the maximum extent, avoiding the generation of indentation.

Wherein, the front sides of the clamping rod cavities 23 on the left and right sides are respectively communicated with a limiting block cavity 25, two limiting blocks 26 are respectively in sliding fit with the limiting block cavities 25 on the corresponding sides, the front side parts of the two upper clamping screw rods 24 are respectively extended forwards to the outside of the clamping seats 20 on the corresponding sides, the two upper clamping screw rods 24 are respectively in rotating fit with the clamping seats 20 on the corresponding sides, the clamping seat 20 on the left side is fixed on the upper end surface of the base 10, a clamping seat cavity 22 which is communicated up and down is arranged in the base 10, the lower side part of the clamping seat 20 on the right side is extended downwards to the clamping seat cavity 22, the clamping seat 20 on the right side is in sliding fit with the clamping seat cavity 22, the left end wall of the clamping seat cavity 22 is in rotating fit with a lower clamping screw rod 19, and the right side part of the lower clamping screw rod 19 is extended rightwards to penetrate through the clamping seat cavity 22 to the outside of the base 10, the lower clamping screw rod 19 is in threaded fit with the clamping seat 20 on the right side, and the clamping seat 20 on the right side can move leftwards by rotating the lower clamping screw rod 19, so that parts are clamped.

Wherein, clamp plate 13 normal running fit has pivot 15, pivot 15 downside part downwardly extending extremely outside clamp plate 13, carousel 17 is fixed in 15 downside is terminal, be equipped with the downward spout 14 of opening in carousel 17, slide bar 16 with sliding fit between the spout 14, the end wall normal running fit in the left side of spout 14 has lead screw 18, the part of lead screw 18 right side extends right and runs through spout 14 extremely outside carousel 17, lead screw 18 with screw-thread fit between the slide bar 16, motor cabinet 31 left and right sliding fit the rotation of carousel 17 makes drill bit 34 can adjust at will in the certain extent and the relative position of spare part.

Wherein, motor cabinet 31 internal fixation has motor 32, be equipped with logical chamber 39 that link up from top to bottom in the sleeve 37, drill holder 33 upper end with motor 32 power is connected, drill holder 33 with motor cabinet 31 normal running fit, drill holder 33 downside part downwardly extending to lead to in the chamber 39, be equipped with the decurrent drill bit chamber 38 of opening in the drill holder 33, drill bit 34 with drill bit chamber 38 fixed connection, drill bit cover 36 with lead to sliding fit between the chamber 39, drill bit 34 downside part downwardly extending runs through lead to chamber 39 with drill bit cover 36, the terminal surface is ascending concave surface under drill bit cover 36, drill bit cover 36 up end is fixed with drill bit spring 35, drill bit spring 35 upper end with motor cabinet 31 butt.

Wherein, be equipped with in the clamp plate 13 and be located the left clutch blocks chamber 42 of pivot 15, clutch blocks chamber 42 upside is equipped with spacing block chamber 46, sliding fit has clutch blocks 41 in clutch blocks chamber 42, clutch blocks 41 can with pivot 15 periphery butt, be fixed with clutch blocks spring 45 between the clutch blocks 41 left end face and the clutch blocks chamber 42 left end wall, be equipped with inclined plane chamber 43 that link up from top to bottom in the clutch blocks 41, sliding fit has spacing plate 44 in the spacing block chamber 46, be fixed with button 40 in the spacing plate 44, the side part upwards extends to outside the clamp plate 13, its side part downwards extends to in the inclined plane chamber 43, inclined plane chamber 43 left end wall is the inclined plane, button 40 lower extreme with inclined plane chamber 43 left end wall butt, there is frictional force between clutch blocks 41 right-hand member and the pivot 15 periphery, when the friction block 41 abuts against the outer periphery of the rotating shaft 15, the rotating shaft 15 cannot rotate freely.

Two bilaterally symmetrical guide rods 12 are fixed on the upper end face of the base 10, the two guide rods 12 are in sliding fit with the pressing plate 13, and two bilaterally symmetrical return springs 11 are fixed between the pressing plate 13 and the base 10.

The invention relates to a hardware part precision machining device, which comprises the following working procedures:

in the initial state of the invention, the friction block spring 45 is in a compressed state, the friction block 41 is abutted against the periphery of the rotating shaft 15, the lower end of the button 40 is abutted against the left end wall of the inclined surface cavity 43, the drill spring 35 is in a relaxed state, and the clamping spring 28 is in a relaxed state.

Hardware parts are placed between the clamping rods 21 on the left side and the right side, and the lower clamping screw rod 19 is rotated, so that the clamping seat 20 on the right side moves leftwards.

When the plane of the left and right sides changes the piece 30 and all with spare part surface butt, the clamping screw 19 is pressed from both sides down in the stall, rotates clamping screw 24 on simultaneously, then stopper 26 backward move to with the holding rod 21 butt for inseparable butt between each holding rod 21, then under the frictional force effect, unable free motion between each holding rod 21, the plane of the left and right sides changes the piece 30 and is unanimous with spare part periphery profile this moment.

At this time, the lower clamping screw rod 19 is continuously rotated until the plane rotary blocks 30 on the left and right sides clamp the component, and in the clamping process, the plane rotary blocks 30 rotate, so that the end faces of the inner sides of the plane rotary blocks 30 are abutted against the surface of the component to the maximum extent, and the indentation is avoided.

Pressing the button 40 downward moves the friction block 41 to the left, the friction block spring 45 compresses, and the right end surface of the friction block 41 is away from the rotating shaft 15, so that the rotating shaft 15 can rotate freely.

Simultaneously, the screw 18 is rotated so that the slide bar 16 moves along the slide channel 14, thereby adjusting the drill bit 34 to coincide with the drilling position.

The motor 32 is activated so that the drill holder 33 is rotated and thereby the drill bit 34.

Pressing down on the pressing plate 13 makes the rotating shaft 15 move downwards, thereby driving the rotating disc 17 to move downwards, thereby making the motor base 31 move downwards, further driving the sleeve 37 to move downwards, and further making the drill sleeve 36 move downwards to abut against the surface of the component.

If the surfaces of the parts are circular arc-shaped, the lower end face of the drill bit sleeve 36 is just sleeved on the circular arc-shaped surfaces of the parts, and if the surfaces of the parts are plane, the lower end edge of the drill bit sleeve 36 is abutted against the plane of the parts, so that the stability of the drilling process of the drill bit 34 is ensured, and the drill bit 34 is prevented from being broken due to uneven stress.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. The utility model provides a hardware component precision finishing equipment, includes base (10), its characterized in that: two clamping assemblies for clamping hardware parts are arranged on the upper side of the base (10), a pressing plate (13) is arranged on the upper side of each clamping assembly, and a drilling assembly for drilling the hardware parts is arranged on the lower side of each pressing plate (13);

the two clamping assemblies are arranged in bilateral symmetry, each clamping assembly comprises a clamping seat (20), clamping rods (21) are uniformly distributed in the clamping seat (20), limiting rods (27) are arranged in the clamping rods (21), a limiting block (26) is arranged on the front side of each clamping rod (21), and an upper clamping screw rod (24) is matched with the limiting block (26) in a threaded manner;

the drilling assembly comprises a rotary table (17), a sliding rod (16) is arranged in the rotary table (17), a motor base (31) is fixed on the lower end face of the sliding rod (16), a sleeve (37) is fixedly arranged in the motor base (31), a drill sleeve cover (36) is arranged in the sleeve (37), a drill rod base (33) is arranged in the sleeve (37), and a drill bit (34) is arranged in the drill rod base (33).

2. The precision machining equipment for hardware parts according to claim 1, which is characterized in that: two all be equipped with inside clamping bar chamber (23) of opening in grip slipper (20), the left and right sides clamping bar (21) respectively with correspond the side clamping bar chamber (23) sliding fit, the left and right sides all be equipped with outside opening stop lever chamber (29) in clamping bar (21), the left and right sides stop lever (27) respectively with correspond the side stop lever chamber (29) equal sliding fit, the left and right sides stop lever (27) are fixed in respectively on clamping bar chamber (23) diapire, the left and right sides clamping bar (21) respectively with correspond the side all be fixed with clamping spring (28) between clamping bar chamber (23) diapire, the left and right sides all normal running fit has plane turning block (30) in clamping bar (21) medial surface.

3. The precision machining equipment for hardware parts according to claim 2, characterized in that: the front sides of the clamping rod cavities (23) on the left side and the right side are respectively communicated with a limiting block cavity (25), two limiting blocks (26) are respectively in sliding fit with the limiting block cavities (25) on the corresponding sides, the front side parts of the two upper clamping screw rods (24) are respectively extended forwards to the outside of the clamping seats (20) on the corresponding sides, the two upper clamping screw rods (24) are respectively in rotating fit with the clamping seats (20) on the corresponding sides, the left clamping seat (20) is fixed on the upper end surface of the base (10), a vertically through clamping seat cavity (22) is arranged in the base (10), the lower side part of the right clamping seat (20) is extended downwards into the clamping seat cavity (22), the right clamping seat (20) is in sliding fit with the clamping seat cavity (22), and the left end wall of the clamping seat cavity (22) is in rotating fit with a lower clamping screw rod (19), the right side part of the lower clamping screw rod (19) extends rightwards to penetrate through the clamping base cavity (22) to the outside of the base (10), and the lower clamping screw rod (19) is in threaded fit with the clamping base (20) on the right side.

4. The precision machining equipment for hardware parts according to claim 1, which is characterized in that: the utility model discloses a novel pressure plate, including clamp plate (13), clamp plate (13) normal running fit has pivot (15), pivot (15) downside part downwardly extending extremely outside clamp plate (13), carousel (17) are fixed in pivot (15) downside is terminal, be equipped with opening decurrent spout (14) in carousel (17), slide bar (16) with sliding fit between spout (14), spout (14) left end wall normal running fit has lead screw (18), lead screw (18) right side part extends right and runs through spout (14) extremely outside carousel (17), lead screw (18) with screw-thread fit between slide bar (16).

5. The precision machining equipment for hardware parts according to claim 1, which is characterized in that: a motor (32) is fixed in the motor base (31), a through cavity (39) which is communicated up and down is arranged in the sleeve (37), the upper end of the drill rod seat (33) is in power connection with the motor (32), the drill rod seat (33) is in running fit with the motor seat (31), the lower part of the drill rod seat (33) extends downwards into the through cavity (39), a drill bit cavity (38) with a downward opening is arranged in the drill rod seat (33), the drill bit (34) is fixedly connected with the drill bit cavity (38), the drill bit sleeve (36) is in sliding fit with the through cavity (39), the lower side part of the drill bit (34) extends downwards to penetrate through the through cavity (39) and the drill bit sleeve (36), a drill spring (35) is fixed on the upper end face of the drill sleeve (36), and the upper end of the drill spring (35) is abutted against the motor base (31).

6. The precision machining equipment for hardware parts according to claim 4, characterized in that: be equipped with in clamp plate (13) and be located left clutch block chamber (42) of pivot (15), clutch block chamber (42) upside is equipped with limiting plate chamber (46), sliding fit has clutch block (41) in clutch block chamber (42), clutch block (41) can with pivot (15) periphery butt, clutch block (41) left end face with be fixed with clutch block spring (45) between clutch block chamber (42) left end wall, be equipped with inclined plane chamber (43) that link up from top to bottom in clutch block (41), sliding fit has limiting plate (44) in limiting plate chamber (46), limiting plate (44) internal fixation has button (40), button (40) upside part upwards extends to outside clamp plate (13), its downside part downwardly extending extremely in inclined plane chamber (43), inclined plane chamber (43) left end wall is the inclined plane, the lower end of the button (40) is abutted against the left end wall of the inclined surface cavity (43).

7. The precision machining equipment for hardware parts according to claim 1, which is characterized in that: two bilateral symmetry guide rods (12) are fixed on the upper end face of the base (10), the two guide rods (12) are in sliding fit with the pressing plate (13), and two bilateral symmetry return springs (11) are fixed between the pressing plate (13) and the base (10).