CN212762497U

CN212762497U - Special indexer for grinding square head of screw tap

Info

Publication number: CN212762497U
Application number: CN202020894057.1U
Authority: CN
Inventors: 程庆中; 梁保华; 郭振宇
Original assignee: Dongguan Cloey Cutting Tools Co ltd
Current assignee: Dongguan Cloey Cutting Tools Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-03-23
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a special graduator of screw tap square head grinding, including grinding subassembly, bearing, ring gear, screw tap body, screw, pinion and fixture block, both ends all are provided with the carousel around the grinding subassembly, and the fixed bearing that is provided with in top of carousel to the inside fixed mounting of bearing has the connecting axle, the equal bolt fastening in the left and right sides of connecting axle has the connecting plate, and the fixed ring gear that is provided with in side of connecting plate, be provided with the screw tap body around the carousel side, and be provided with the screw around the carousel surface to the outside fixedly connected with pinion of screw, the turning block is installed in the inside rotation of screw below, and the front end fixedly connected with fixed disk of turning block. This special indexer of screw tap square head grinding conveniently carries out disposable dismouting work to each screw tap on the device, and the convenience is stabilized putting the screw tap of different diameter sizes moreover, has promoted the result of use of device.

Description

Special indexer for grinding square head of screw tap

Technical Field

The utility model relates to an graduator technical field specifically is a special graduator of screw tap square head grinding.

Background

The tap generally comprises a handle, a crown and a working part, the working part of the tap needs to be ground in the production process of the tap, and the tap indexer mainly clamps the head of the tap and grinds the head of the tap through grinding equipment.

Some tap grinding indexers currently on the market:

(1) because the sizes of the front ends of the screw taps are different, the conventional indexer is inconvenient for fixing the handle parts of the screw taps according to the size of the whole screw tap during grinding, and the application range is low;

(2) when the screw taps at different positions on the device are disassembled, the disassembly and assembly work is inconvenient to carry out in batches, and the screw taps are generally required to be disassembled one by one, so that the use is troublesome.

Therefore, we propose a special indexer for grinding the square head of the tap so as to solve the problems mentioned above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special indexer of screw tap square head grinding to some indexer on the existing market that solve above-mentioned background art and provide is not convenient for fix the shank according to the size of screw tap for the grinding, is not convenient for dismantle in batches moreover and the problem of installation.

In order to achieve the above object, the utility model provides a following technical scheme: a special indexer for grinding a square head of a screw tap comprises a grinding assembly, a bearing, a gear ring, a screw tap body, a screw, an auxiliary gear and a fixture block, wherein turntables are arranged at the front end and the rear end of the grinding assembly, the bearing is fixedly arranged above the turntables, a connecting shaft is fixedly arranged inside the bearing, connecting plates are fixedly arranged on the left side and the right side of the connecting shaft through bolts, the gear ring is fixedly arranged on the side surface of each connecting plate, the screw tap body is arranged on the periphery of the side surface of each turntable, the screw is arranged on the periphery of the surface of each turntable, the auxiliary gear is fixedly connected to the outer side of the screw, a rotating block is rotatably arranged inside the lower portion of the screw, a fixing disc is fixedly connected to the front end of each rotating block, an extrusion block is fixedly arranged below the fixing disc, an, and a clamping block is fixedly connected below the internal connecting block.

Preferably, the rotary tables are symmetrically distributed on the front side and the rear side of the grinding assembly, and the connecting shaft and the grinding assembly form a rotating structure through a bearing.

Preferably, the connecting plates are symmetrically distributed on the left side and the right side of the connecting shaft, the connecting plates and the gear ring are integrated, the gear blocks on the outer side of the gear ring are made of rubber, and the auxiliary gears and the gear ring on the turntable are all in meshed connection.

Preferably, the tap body is distributed on the surface of the rotary disc in a centrosymmetric manner, and the tap body corresponds to the screw one by one.

Preferably, the fixed disc and the extrusion block form a rotating structure through the rotating block and the screw, and the extrusion block is made of rubber.

Preferably, the internal connection blocks are distributed in a stacked manner in the lap joint groove, and the internal connection blocks form a detachable structure through the fixture blocks and the adjacent internal connection blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this special indexer of screw tap square head grinding:

(1) the turntables are arranged on the front side and the rear side of the grinding assembly of the device, the device can be driven by an external motor to integrally rotate, a plurality of screw taps are ground, the use efficiency of the device is improved, the lap joint grooves and the inner grooves in the device are communicated with each other, the screw taps with different sizes can be placed and fixed through the lap joint grooves and a plurality of inner joint blocks in the lap joint grooves, and the application range of the device is improved;

(2) be provided with intermeshing's ring gear and pinion in the outside of device, the tooth piece department of ring gear is the rubber material moreover for do not need too high precision between the ring gear on the device and the pinion, only need the ring gear in the middle of the device can drive pinion rotation can, promoted the result of use of device, convenient follow-up comes all pinion to carry out disposable dismantlement work through rotating the ring gear, promoted the convenience that the device used.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the turntable of the present invention;

fig. 4 is the overall structure diagram of the screw of the present invention.

In the figure: 1. grinding the assembly; 2. a turntable; 3. a bearing; 4. a connecting shaft; 5. a connecting plate; 6. a gear ring; 7. a tap body; 8. a screw; 9. a pinion gear; 10. rotating the block; 11. fixing the disc; 12. extruding the block; 13. an inner tank; 14. a lap joint groove; 15. an internal connection block; 16. and (7) clamping 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 a technical solution: a special indexer for grinding a square head of a screw tap comprises a grinding component 1, a rotary table 2, a bearing 3, a connecting shaft 4, a connecting plate 5, a gear ring 6, a screw tap body 7, a screw 8, a secondary gear 9, a rotating block 10, a fixed disc 11, an extrusion block 12, an inner groove 13, a lapping groove 14, an inner connecting block 15 and a fixture block 16, wherein the rotary table 2 is arranged at the front end and the rear end of the grinding component 1, the bearing 3 is fixedly arranged above the rotary table 2, the connecting shaft 4 is fixedly arranged in the bearing 3, the connecting plate 5 is fixedly arranged at the left side and the right side of the connecting shaft 4 through bolts, the gear ring 6 is fixedly arranged on the side surface of the connecting plate 5, the screw tap body 7 is arranged on the periphery of the side surface of the rotary table 2, the screw 8 is arranged on the periphery of the surface of the rotary table 2, the secondary gear 9 is fixedly connected to the outer, and the lower part of the fixed disc 11 is fixedly provided with an extrusion block 12, the inside of the rotary disc 2 is provided with an inner groove 13 and a lapping groove 14, the inside of the lapping groove 14 is movably provided with an inner connecting block 15, and the lower part of the inner connecting block 15 is fixedly connected with a clamping block 16.

2 symmetric distribution of carousel are both sides around grinding subassembly 1, and connecting axle 4 passes through to constitute rotating-structure between bearing 3 and the grinding subassembly 1, can drive grinding subassembly 1 through external motor and rotate to carry out grinding work to a plurality of screw tap bodies 7, promoted the practicality of device.

Connecting plates 5 are symmetrically distributed on the left side and the right side of a connecting shaft 4, the connecting plates 5 and a gear ring 6 are integrated, the gear blocks on the outer side of the gear ring 6 are made of rubber, each auxiliary gear 9 on the rotary table 2 is in meshed connection with the gear ring 6, and screws 8 on the device can be assembled and disassembled by rotating the gear ring 6.

The tap body 7 is central symmetry form distribution on the surface of carousel 2, and tap body 7 and screw 8 one-to-one, can fix the tap body 7 through each screw 8 on the device, has promoted the stability of device.

The fixed disc 11 and the extrusion block 12 form a rotating structure through the rotating block 10 and the screw 8, the extrusion block 12 is made of rubber, and the lower surface of the device is an arc-shaped extrusion block 12 to press and fix the screw tap body 7.

The internal connection blocks 15 are distributed in a stacked mode in the lap joint grooves 14, the internal connection blocks 15 form a detachable structure through the fixture blocks 16 and the adjacent internal connection blocks 15, the tap bodies 7 of different sizes can be fixed through the internal connection blocks 15 which are mutually overlapped, and the application range of the device is widened.

The working principle is as follows: when the special square-head grinding indexer for the screw tap is used, as shown in fig. 1-2, the device drives the grinding assembly 1 to rotate by connecting a motor to the left side of the grinding assembly 1, so that the square-head grinding work is carried out on the screw tap body 7 on the surface of the rotary table 2, the screw tap bodies 7 on each part of the device are firstly installed in the rotary table 2, the rotary table 2 and the screw tap bodies 7 are fixed through screws 8, then the gear ring 6 rotates on the rotary table 2 through the bearing 3 and the connecting shaft 4 through the connecting plate 5 on the rotating device, because the connecting shaft 4 and the pinion 9 are mutually meshed, the pinion 9 can also rotate along with the connecting shaft 4 and the gear ring 6 in the rotating process, because the tooth block on the outer side of the gear ring 6 is made of rubber, all the pinions 9 can be driven to rotate together without high precision between the connecting shaft 4 and the pinion 9, the situations of blocking and the like cannot occur, so that the purpose of disassembling and assembling all the screw tap bodies 7 at one time is achieved;

as shown in fig. 1 and 3-4, the screw 8 is in threaded connection with the rotary disk 2, so that the object tap body 7 can be pressed by rotating the screw 8 and pressing the pressing block 12 below the fixed disk 11 (shown in connection with fig. 1 and 3), since the pressing block 12 passes through the rotating structure formed between the rotating block 10 above the fixed plate 11 and the screw 8, therefore, the cambered surface of the extrusion block 12 can be adjusted by rotating the extrusion block 12, the adjusted extrusion block 12 is convenient for compressing objects, the internal connecting blocks 15 which are distributed in a stacking manner are arranged in the overlapping groove 14, the internal connecting blocks 15 and the adjacent internal connecting blocks 15 are mutually clamped, and screws 8 with different lengths are matched to clamp tap bodies 7 with different diameters, the above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a special indexer of screw tap square head grinding, includes grinding subassembly (1), bearing (3), ring gear (6), screw tap body (7), screw (8), pinion (9) and fixture block (16), its characterized in that: the grinding assembly is characterized in that rotary tables (2) are arranged at the front end and the rear end of the grinding assembly (1), bearings (3) are fixedly arranged above the rotary tables (2), connecting shafts (4) are fixedly arranged inside the bearings (3), connecting plates (5) are fixedly arranged on the left side and the right side of each connecting shaft (4) through bolts, gear rings (6) are fixedly arranged on the side surfaces of the connecting plates (5), screw tap bodies (7) are arranged on the periphery of the side surfaces of the rotary tables (2), screws (8) are arranged on the periphery of the surface of each rotary table (2), auxiliary gears (9) are fixedly connected to the outer sides of the screws (8), rotating blocks (10) are rotatably arranged inside the lower portions of the screws (8), fixed discs (11) are fixedly connected to the front ends of the rotating blocks (10), extrusion blocks (12) are fixedly arranged below the fixed discs (11), inner grooves (13) and overlapping grooves (14), and an inner connecting block (15) is movably arranged in the lap joint groove (14), and a clamping block (16) is fixedly connected below the inner connecting block (15).

2. The special indexer for grinding the square head of the tap according to claim 1, wherein the special indexer comprises: the rotary tables (2) are symmetrically distributed on the front side and the rear side of the grinding assembly (1), and the connecting shaft (4) forms a rotating structure with the grinding assembly (1) through the bearing (3).

3. The special indexer for grinding the square head of the tap according to claim 1, wherein the special indexer comprises: connecting plate (5) symmetric distribution is in the left and right sides of connecting axle (4), and connecting axle (4), connecting plate (5) and gear ring (6) be a whole to the material of gear ring (6) outside tooth piece is the rubber material, be the meshing connection between pinion (9) and gear ring (6) everywhere on carousel (2).

4. The special indexer for grinding the square head of the tap according to claim 1, wherein the special indexer comprises: the tap body (7) is distributed on the surface of the rotary table (2) in a centrosymmetric manner, and the tap body (7) corresponds to the screws (8) one by one.

5. The special indexer for grinding the square head of the tap according to claim 1, wherein the special indexer comprises: the fixed disc (11) and the extrusion block (12) form a rotating structure through the rotating block (10) and the screw (8), and the extrusion block (12) is made of rubber.

6. The special indexer for grinding the square head of the tap according to claim 1, wherein the special indexer comprises: the internal connecting blocks (15) are distributed in a stacked manner in the lap joint grooves (14), and the internal connecting blocks (15) form a detachable structure with the adjacent internal connecting blocks (15) through fixture blocks (16).