CN210172727U

CN210172727U - Precision molar machine

Info

Publication number: CN210172727U
Application number: CN201920620053.1U
Authority: CN
Inventors: Xiangang Yang; 杨显钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-03-24
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses an accurate tooth grinding machine, the on-line screen storage device comprises a base, one side that driven gear is close to first slider is connected with accurate lead screw, the both sides of accurate lead screw all are provided with accurate swivel nut, the inside of base is provided with the action wheel, one side that the base was kept away from to the action wheel is provided with the second crank, one side of action wheel is provided with from the driving wheel, one side of keeping away from the action wheel from the driving wheel is provided with the fly leaf. The utility model discloses a set up two accurate swivel nuts on accurate lead screw, and become the restriction relation each other, make the transmission of whole device more accurate, the lead screw connecting rod adopts the roll formula part fixed for the friction is littleer, and the operation is more smooth and easy, drives the action wheel through the second crank that sets up and rotates, makes to move up the fly leaf from the driving wheel rotation, with slide rail jack-up, the adjustment slide rail angle realizes the product processing of different tooth distances, has improved work efficiency.

Description

Precision molar machine

Technical Field

The utility model relates to the technical field of machining, specifically a precision grinding machine.

Background

The inner and outer screw teeth are usually used for the die, and when some screw teeth which are not particularly precise are usually processed, the process of grinding the screw rod is a very common procedure in the production process of modern products, and the selection of the processing method is different according to different precision requirements of the products.

The existing tooth grinding machine transmission structure has the advantages that the precise screw rod is of an integral structure, the friction coefficient is large, the abrasion is easy, the chuck is only fixed on the main body sliding block by using screws, the direction needs to be corrected after the chuck is fixed, the operation is troublesome, when products with different screw pitches are processed, the precise screw rods with different specifications and related matching parts need to be replaced, the product processing with different tooth pitches can be realized, the operation is complex, and the efficiency is low.

Disclosure of Invention

An object of the utility model is to provide an accurate grinding machine to solve the current grinding machine transmission structure who provides in the above-mentioned background art, accurate lead screw is monolithic structure, and coefficient of friction is big, easy wearing and tearing, and the chuck only uses the fix with screw on the main part slider, and the direction still needs to be rectified after fixed, and is comparatively troublesome, when processing the product of different pitches, need change the accurate lead screw of different specifications and relevant supporting parts, just can realize the product processing of different tooth distances, and the operation is complicated, the problem of inefficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a precise tooth grinding machine comprises a base, wherein a vertical plate is installed at the upper end of the base, a cross beam is fixed at the upper end of the vertical plate, a mounting seat is fixed at the middle position of the bottom end of the cross beam, a grinding wheel is arranged at the bottom end of the mounting seat, a first sliding block is arranged on one side of the vertical plate, a sliding rail is arranged below the first sliding block, a driven gear is arranged on one side of the sliding block, a precise lead screw is connected to one side of the driven gear, which is close to the first sliding block, precise screw sleeves are arranged on two sides of the precise lead screw, a fixed seat is installed on one side, which is far away from the precise lead screw, of each precise screw sleeve, the fixed seat is installed on the surface of the base, a four-jaw chuck is arranged at the upper end of the first sliding block, a workpiece is arranged on one side, one side that four claw chucks were kept away from to the driving gear is connected with first crank, the below of driving gear is provided with drive gear, drive gear passes through the fixed block to be fixed on first slider surface, vertical locating piece and horizontal locating piece are installed to the upper end of first slider, the inside of base is provided with the action wheel, one side that the base was kept away from to the action wheel is provided with the second crank, one side of action wheel is provided with from the driving wheel, one side of keeping away from the action wheel from the driving wheel is provided with the fly leaf, the fly leaf is kept away from one side of following the driving wheel and is installed the second slider, one side that the fly leaf was kept away from to the second slider is.

Preferably, the driving gear, the transmission gear and the driven gear are engaged with each other.

Preferably, the number of the slide rails is two, one end of the slide rail close to the first slide block is fixed on the surface of the base through a rotating shaft, and the upper end of the movable plate is movably connected with the slide rail through the rotating shaft.

Preferably, the surfaces of the driving wheel and the driven wheel are provided with mutually meshed latch teeth, and one side of the movable plate is provided with the latch teeth mutually meshed with the driving wheel and the driven wheel.

Preferably, the number of the movable plate, the second sliding block and the fixed plate is two, and the surface of the fixed plate is provided with a sliding groove matched with the second sliding block.

Preferably, the bottom of jack catch is the arc, the one side that four-jaw chuck is close to the riser contacts with longitudinal positioning piece, the adjacent one side of four-jaw chuck contacts with horizontal locating piece.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up two accurate swivel nuts on accurate lead screw, and become the restriction relation each other, thereby more ideal with the meshing of accurate lead screw, make the transmission of whole device more accurate, the lead screw connecting rod adopts the roll formula part fixed, make the friction littleer, the operation is more smooth and easy, the part life-span is longer, can be with four-jaw chuck quick fixation and need not the calibration through the vertical fixing piece and the horizontal fixed block that set up, and is simple in operation, it rotates to drive the action wheel through the second crank that sets up, make to move up the fly leaf from the driving wheel rotation, with slide rail jack-up, adjustment slide rail angle, realize the product processing of different tooth distances, and the work efficiency is improved.

Drawings

Fig. 1 is a front view of the present invention;

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

FIG. 3 is a schematic view of the external structure of the four-jaw chuck of the present invention;

fig. 4 is a schematic view of the internal structure of the first slider according to the present invention.

In the figure: 1. a base; 2. a vertical plate; 3. a cross beam; 4. a mounting seat; 5. a grinding wheel; 6. a slide rail; 7. a first slider; 8. a four-jaw chuck; 9. a workpiece; 10. a driving gear; 11. a first crank; 12. a transmission gear; 13. a driven gear; 14. a fixing plate; 15. a second crank; 16. a second slider; 17. a movable plate; 18. a driving wheel; 19. a driven wheel; 20. a claw; 21. a precision screw rod; 22. a precision thread sleeve; 23. a fixed seat; 24. longitudinal positioning blocks; 25. and (5) transversely positioning the blocks.

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, the present invention provides an embodiment: a precise tooth grinding machine comprises a base 1, a vertical plate 2 is installed at the upper end of the base 1, a cross beam 3 is fixed at the upper end of the vertical plate 2, a mounting seat 4 is fixed at the middle position of the bottom end of the cross beam 3, a grinding wheel 5 is arranged at the bottom end of the mounting seat 4, a first sliding block 7 is arranged at one side of the vertical plate 2, a sliding rail 6 is arranged below the first sliding block 7, a driven gear 13 is arranged at one side of the sliding block, a precise screw rod 21 is connected to one side of the driven gear 13 close to the first sliding block 7, precise screw sleeves 22 are arranged at two sides of the precise screw rod 21, a fixed seat 23 is installed at one side of the precise screw sleeve 22 far away from the precise screw rod 21, the fixed seat 23 is installed on the surface of the base 1, a four-jaw chuck 8 (with the type being KS 160-4) is arranged at the upper end of the first sliding block 7, a workpiece 9 is arranged at, one side of the driving gear 10, which is far away from the four-jaw chuck 8, is connected with a first crank 11, a transmission gear 12 is arranged below the driving gear 10, the transmission gear 12 is fixed on the surface of the first slider 7 through a fixing block, a longitudinal positioning block 24 and a transverse positioning block 25 are installed at the upper end of the first slider 7, a driving wheel 18 is arranged inside the base 1, a second crank 15 is arranged at one side of the driving wheel 18, which is far away from the base 1, a driven wheel 19 is arranged at one side of the driving wheel 18, a movable plate 17 is arranged at one side of the driven wheel 19, which is far away from the driving wheel 18, a second slider 16 is installed at one side of the movable plate 17, which is far away from the driven.

In this implementation: work piece 9 is fixed through the four-jaw chuck 8 that sets up, make its rotation through the first crank 11 on the driving gear 10 that sets up, it rotates to drive driven gear 13 through drive gear 12, it removes to drive the relative base 1 of first slider 7 through the rotation of accurate lead screw 21, through two accurate swivel nuts 22 that set up, and become the mutual restriction relation, thereby more ideal with the meshing of accurate lead screw 21, make the transmission of whole device more accurate, it rotates to drive action wheel 18 through the second crank 15 that sets up, make from the rotation of driving wheel 19 with the fly leaf 17, jack-up slide rail 6, adjust 6 angles of slide rail, realize the product processing of different tooth pitches, and the work efficiency is improved.

Referring to fig. 1 and fig. 1, the driving gear 10, the transmission gear 12 and the driven gear 13 are engaged with each other, the driving gear 18 and the driven gear 19 are provided with engaging teeth on surfaces thereof, the movable plate 17 is provided with engaging teeth on one side thereof, the driving gear 10, the transmission gear 12 and the driven gear 13 are engaged with each other, so that rotation is more stable, and the slide rail 6 is lifted more stably by the engaging teeth.

Referring to fig. 1 and 2, two slide rails 6 are provided, one end of each slide rail 6, which is close to the first slider 7, is fixed on the surface of the base 1 through a rotating shaft, the upper end of the movable plate 17 is movably connected with the slide rail 6 through the rotating shaft, the movable plate 17, the second slider 16 and the fixed plate 14 are both provided with two numbers, a sliding groove matched with the second slider 16 is formed in the surface of the fixed plate 14, the driving wheel 18 is driven to rotate through the second crank 15, so that the driven wheel 19 rotates to drive the movable plate 17 to move in the sliding groove through the second slider 16, the slide rail 6 is jacked up, the angle of the slide rail 6 is adjusted, product processing with different tooth pitches is realized, and the.

Referring to fig. 3, the bottom ends of the jaws 20 are arc-shaped, one side of the four-jaw chuck 8 close to the vertical plate 2 is in contact with the longitudinal positioning block 24, one side of the four-jaw chuck 8 adjacent to the vertical plate 2 is in contact with the transverse positioning block 25, the workpiece is conveniently fixed through the arranged arc-shaped jaws 20, the four-jaw chuck 8 can be quickly fixed through the arranged longitudinal positioning block 24 and the transverse positioning block 25 without calibration, the operation is simple,

the working principle is as follows: when the four-jaw chuck 8 is installed, the four-jaw chuck 8 is respectively abutted against a transverse positioning block 25 and a longitudinal positioning block 24 for fixing, so that the later correction process is avoided, the four-jaw chuck 8 is convenient to position and install, a small bevel gear in the four-jaw chuck 8 is rotated by a wrench, the small bevel gear drives a large bevel gear, a jaw 20 is driven to move through an Archimedes spiral groove on the back surface of the large bevel gear, a workpiece 9 is clamped, a first crank 11 is rotated, a driving gear 10 is rotated, a driven gear 13 is driven to rotate through a transmission gear 12, a first sliding block 7 is driven to move relative to a base 1 through the rotation of a precise screw rod 21, a mutual restriction relationship is formed through a precise screw sleeve 22, so that the meshing with the precise screw rod 21 is more ideal, the transmission of the whole device is more accurate, the grinding of a product is realized through a grinding wheel 5 in the moving process, when products with different screw pitches are processed, a driving wheel 18 is, the driven wheel 19 rotates to drive the movable plate 17 to move in the sliding groove through the second sliding block 16, the sliding rail 6 is jacked up, the angle of the sliding rail 6 is adjusted, product processing with different tooth pitches is achieved, and working efficiency is improved.

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.

Claims

1. The utility model provides a precision teething bed, includes base (1), its characterized in that: the grinding machine is characterized in that a vertical plate (2) is installed at the upper end of a base (1), a cross beam (3) is fixed at the upper end of the vertical plate (2), a mounting seat (4) is fixed at the bottom middle position of the cross beam (3), a grinding wheel (5) is arranged at the bottom end of the mounting seat (4), a first sliding block (7) is arranged on one side of the vertical plate (2), a sliding rail (6) is arranged below the first sliding block (7), a driven gear (13) is arranged on one side of the sliding block, one side of the driven gear (13) close to the first sliding block (7) is connected with a precision lead screw (21) extending into the first sliding block (7), precision thread sleeves (22) are arranged on two sides of the precision lead screw (21), a fixing seat (23) is installed on one side, far away from the precision lead screw (21), of each precision thread sleeve (22), and the fixing seat (, the upper end of the first sliding block (7) is provided with a four-jaw chuck (8), one side, close to a vertical plate, of the four-jaw chuck (8) is provided with a workpiece (9), clamping jaws (20) are arranged on the periphery of the workpiece (9), one side, close to a driven gear (13), of the four-jaw chuck (8) is connected with a driving gear (10), one side, far away from the four-jaw chuck (8), of the driving gear (10) is connected with a first crank (11), a transmission gear (12) is arranged below the driving gear (10), the transmission gear (12) is fixed on the surface of the first sliding block (7) through a fixing block, a longitudinal positioning block (24) and a transverse positioning block (25) are installed at the upper end of the first sliding block (7), a driving wheel (18) is arranged inside the base (1), and a second crank (15) is arranged on one side, far away, one side of action wheel (18) is provided with from driving wheel (19), one side of keeping away from action wheel (18) from driving wheel (19) is provided with fly leaf (17), second slider (16) are installed to one side that driven wheel (19) were kept away from in fly leaf (17), one side that fly leaf (17) were kept away from in second slider (16) is provided with fixed plate (14), the inner wall at base (1) is installed at the both ends of fixed plate (14).

2. The precision grinding machine as claimed in claim 1, wherein: the driving gear (10), the transmission gear (12) and the driven gear (13) are meshed with each other.

3. The precision grinding machine as claimed in claim 1, wherein: the quantity of slide rail (6) is two, the surface at base (1) is fixed through the pivot to the one end that slide rail (6) are close to first slider (7), the upper end and the slide rail (6) of fly leaf (17) are through pivot swing joint.

4. The precision grinding machine as claimed in claim 1, wherein: the surface of the driving wheel (18) and the surface of the driven wheel (19) are provided with mutually meshed latch teeth, and one side of the movable plate (17) is provided with the latch teeth mutually meshed with the driving wheel (18) and the driven wheel (19).

5. The precision grinding machine as claimed in claim 1, wherein: the number of the movable plates (17), the number of the second sliding blocks (16) and the number of the fixed plates (14) are two, and sliding grooves matched with the second sliding blocks (16) are formed in the surfaces of the fixed plates (14).

6. The precision grinding machine as claimed in claim 1, wherein: the bottom of jack catch (20) is the arc, one side that four-jaw chuck (8) are close to riser (2) contacts with vertical positioning piece (24), one side that four-jaw chuck (8) are adjacent contacts with horizontal positioning piece (25).