CN214603189U - A frock clamp and drilling machine for nut drilling machine - Google Patents
A frock clamp and drilling machine for nut drilling machine Download PDFInfo
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- CN214603189U CN214603189U CN202120441850.0U CN202120441850U CN214603189U CN 214603189 U CN214603189 U CN 214603189U CN 202120441850 U CN202120441850 U CN 202120441850U CN 214603189 U CN214603189 U CN 214603189U
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- clamping
- grip block
- drilling machine
- fixed column
- nut
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Abstract
The utility model provides a frock clamp for nut drilling machine, including hollow fixed column, six bar guide ways are distributed along circumference array on the fixed column top surface, the fixed column is inside to include the grip block that annular array distributes and can be in the fixed column rotatable grip block, grip block and fixed column axle center department all have the through-hole that supplies the hexagonal rod to pass, grip block just to one side of grip block be equipped with regular hexagon's centre gripping spout, the quantity of grip block is six, the grip block slides in six limits of centre gripping spout respectively through the centre gripping slider that the bottom set up, the grip block has a 60 degrees apex angle, two limits that the grip block constitutes the apex angle are laminated with one side that adjacent grip block constitutes the apex angle respectively, the grip block top is equipped with the guiding axle that slides in the guide way, the centre gripping slider on same grip block is located under the guiding axle, above-mentioned frock clamp for nut drilling machine, can clamp hexagonal bars with different specifications.
Description
Technical Field
The utility model relates to a nut processing field, concretely relates to frock clamp and drilling machine for nut drilling machine.
Background
The nut is a fastener with bolt cooperation use, wide application in the machine-building trade, the model of nut is various, need drill and the tapping to hexagonal rod at processing hexagon nut, when drilling and tapping, need use special anchor clamps to adorn the card location, nevertheless when carrying out the centre gripping to the hexagonal rod of different specifications, the anchor clamps of different specifications only can correspond, it is inconvenient to dismantle when changing anchor clamps, and it is very important to center when processing the screw thread moreover, so relate to a frock clamp that is used for the hexagon nut drilling machine especially important.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art not enough, provide a frock clamp and drilling machine for nut drilling machine to the realization is to the centre gripping of different specification hex nut stocks.
In order to achieve the purpose, the utility model provides a tool clamp for a nut drilling machine, which comprises a hollow fixed column, six guide grooves which are obliquely arranged in a strip shape are distributed on the top surface of the fixed column along the circumferential direction in an array manner, the inside of the fixed column comprises clamping blocks which are distributed in an annular array manner and a clamping disc which can rotate in the fixed column, through holes for the hexagonal rods to pass through are formed in the axes of the clamping disc and the fixed column, a regular hexagonal clamping sliding groove is formed in one side of the clamping disc, which is opposite to the clamping blocks, the number of the clamping blocks is six, the clamping blocks respectively slide in six edges of the clamping sliding groove through clamping sliding blocks arranged at the bottom, the clamping block has a 60-degree vertex angle, two edges of the vertex angle formed by the clamping block are respectively attached to one edge of the vertex angle formed by the adjacent clamping block, the top of the clamping block is provided with a guide shaft which slides in the guide groove, and the clamping slide block on the same clamping block is positioned under the guide shaft.
Specifically, the centre gripping dish periphery has a plurality of teeth of a cogwheel, and the teeth of a cogwheel passes the arc hole on the fixed column and meshes with drive gear, and drive gear passes through driving motor and realizes rotatoryly.
Specifically, the periphery of the clamping disc is further provided with a limiting sliding block, and a limiting sliding groove in the inner wall of the fixing column slides.
Specifically, lightening holes are further formed in the top surfaces of the fixing columns.
Specifically, the clamping block is pentagonal and consists of an equilateral triangle and a rectangle, so that the clamping range of the clamping block can be enlarged.
The utility model discloses still include a nut drilling machine that has this frock clamp, including frame, pushing equipment, cutting mechanism and drilling mechanism, frock clamp passes through the backup pad to be fixed in the frame, and pushing equipment is located the backup pad left side, and drilling mechanism is located the frock clamp right side, and cutting mechanism is located the frock clamp rear side, cutting mechanism can follow hexagonal bar radial direction reciprocating sliding in the frame, and drilling mechanism can follow hexagonal bar axial direction reciprocating motion in the frame.
Specifically, pushing equipment includes the lead screw that sets up along hexagonal rod axial direction fixed in the frame, and the cover is equipped with and pushes away the material slider on the lead screw, pushes away material slider upper surface fixed with the adjustment cylinder, and the epaxial finger cylinder that is fixed with of jar of adjustment cylinder, the rotation of lead screw is driven by lead screw motor.
Specifically, drilling mechanism includes the drilling rod of being connected with the drilling motor, and the drilling rod front end is the spiral bit, and the middle section is the helicla flute screw tap, and the twist angle unanimity of spiral bit and helicla flute screw tap corresponds the connection, the drilling rod is just to the grip block axle center.
A frock clamp and drilling machine for nut drilling machine that obtains through above-mentioned technical scheme, its beneficial effect is: the fixture can clamp the hexagonal nut bars with different specifications on the premise of centering, and is stable in clamping and accurate in positioning; the drilling machine realizes automatic feeding through the pushing mechanism, and due to the design that the drill bit and the screw tap head are integrated, the time for replacing the drill rod is saved, and the nut machining efficiency is improved.
Drawings
Figure 1 is a structural schematic diagram of a work fixture for a nut drilling machine.
Fig. 2 is a schematic structural view of the clamping plate of the present invention.
Fig. 3 is a schematic structural view of the fixing column of the present invention.
Fig. 4 is a schematic structural diagram of the clamping block of the present invention.
Fig. 5 is a schematic structural diagram of the nut drilling machine of the present invention.
Fig. 6 is a schematic structural view of the drill rod of the present invention.
In the figure, 1, fixing columns; 11. a guide groove; 12. lightening holes; 13. an arc-shaped hole; 14. a limiting chute; 2. a clamping plate; 21. a clamping chute; 22. gear teeth; 23. a limiting slide block; 3. a clamping block; 31. clamping the sliding block; 32. a guide shaft; 4. a drive gear; 5. a drive motor; 6. a frame; 7. a material pushing mechanism; 71. a lead screw; 72. a lead screw motor; 73. a material pushing slide block; 74. adjusting the cylinder; 75. a finger cylinder; 8. a cutting mechanism; 9. a drilling mechanism; 91. a drill stem; 91a, a twist drill; 91b, spiral fluted tap; 92. drilling motor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to the attached drawings, a tooling fixture for a nut drilling machine comprises a hollow fixed column 1, six guide grooves 11 which are obliquely arranged in a strip shape (not collinear with the diameter of a circular disc) are distributed on the upper surface of the fixed column 1 along the circumferential direction in an array manner, a clamping disc 2 which is coaxially arranged with the fixed column 1 and can rotate in the fixed column 1 and clamping blocks 3 which are distributed on the clamping disc 2 in an annular array manner are arranged in the fixed column 1, through holes for hexagonal rods to pass through are formed in the axle centers of the clamping disc 2 and the fixed column 1, a regular hexagonal clamping chute 21 is formed in one surface, facing the clamping block 3, of the clamping disc 2, the number of the clamping blocks 3 is six, the clamping blocks 3 respectively slide in six edges of the clamping chute 21 through clamping slide blocks 31 arranged at the bottom, the clamping blocks 3 have an apex angle of 60 degrees, two edges, forming the apex angle, of the clamping blocks 3 are respectively attached to one edge formed by adjacent clamping blocks 3, the top of the clamping block 3 is provided with a guide shaft 32 which slides in the guide groove 11, and the clamping slide block 31 on the same clamping block 3 is positioned under the guide shaft 32.
The periphery of the clamping disc 2 is provided with a plurality of gear teeth 22, the gear teeth 22 penetrate through arc-shaped holes 13 in the fixed column 1 to be meshed with the driving gear 4, the driving gear 4 rotates through the driving motor 5, and the length of each arc-shaped hole 13 is twice of the total length of the gear teeth 22 on the clamping disc 2.
The periphery of the clamping disc 2 is further provided with a limiting sliding block 23, a limiting sliding groove 14 on the inner wall of the fixing column 1 slides, and the limiting sliding groove 14 is connected with the arc-shaped hole 13.
In order to reduce the weight, lightening holes 12 are also arranged on the top surface of the fixing column 1.
The clamping block 3 is pentagonal and consists of an equilateral triangle and a rectangle, and the clamping range of the clamping block 3 can be enlarged.
The utility model discloses still include a nut drilling machine that has this frock clamp, including frame 6, pushing equipment 7, cutting mechanism 8 and drilling mechanism 9, frock clamp passes through the backup pad to be fixed in frame 6 for drive gear 5 rotatory driving motor 5 is fixed in the backup pad one side of drive gear 5 dorsad, also is equipped with the through-hole that supplies the hexagonal rod to pass through in the backup pad, and pushing equipment 7 is located the backup pad left side, and drilling mechanism 9 is located the frock clamp right side and with 6 sliding connection of frame, cutting mechanism 8 is located frock clamp rear side and with 6 sliding connection of frame, hexagonal rod radial direction reciprocating sliding can be followed to cutting mechanism 8, and hexagonal rod axial direction reciprocating movement can be followed to drilling mechanism 9.
The pushing mechanism 7 comprises a lead screw 71 which is fixed on the rack 6 and arranged along the axial direction of the hexagonal bar, a pushing slider 73 is sleeved on the lead screw 71, an adjusting cylinder 74 is fixed on the upper surface of the pushing slider 73, a finger cylinder 75 is fixed on a cylinder shaft of the adjusting cylinder 74, and the lead screw 71 rotates under the drive of a lead screw motor 72.
Drilling mechanism 9 includes the drilling rod 91 of being connected with drilling motor 92, drilling rod 91 front end is fluted drill 91a, and the middle section is spiral fluted tap 91b, and the distortion angle of fluted drill 91a and spiral fluted tap 91b is unanimous and corresponds the connection, can realize going on when drilling and tapping, drilling rod 91 is just to the 2 axle centers of grip discs.
The cutter in the cutting mechanism 8 is a cutter head, belongs to the prior art, and is not further described herein; the sliding of the cutting mechanism 8 and the drilling motor 92 on the frame 6 may be achieved by telescopic cylinders.
When a hexagonal bar is machined, the finger cylinder 75 clamps the hexagonal bar and moves forwards along with the material pushing slider 73, after the hexagonal bar is pushed to a preset position, the finger cylinder 75 is loosened to return to the original position, the driving gear 4 drives the clamping disc 2 to rotate, under the double actions of the clamping chute 21 of the clamping disc 2 and the guide groove 11 of the guide shaft 32, the clamping blocks 3 move towards the direction close to the axis of the clamping disc 2 and rotate along with the axis of the clamping disc, a butted public edge always exists between every two adjacent clamping blocks 3 to form a hexagonal clamping groove to clamp the hexagonal bar, the drill rod 91 moves towards the hexagonal bar and rotates along with the drilling motor 92 to punch and tap the hexagonal bar, after tapping is completed, the drill rod 91 retreats, the cutting mechanism 8 cuts the formed nut, the nut falls into the storage box below, and the operation is repeated.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (8)
1. A tool clamp for a nut drilling machine is characterized by comprising a hollow fixed column, six guide grooves which are obliquely arranged in a strip shape are distributed on the top surface of the fixed column along the circumferential direction in an array manner, clamping blocks which are distributed in an annular array manner and a clamping disc which can rotate in the fixed column are arranged in the fixed column, through holes for hexagonal bars to pass through are formed in the axes of the clamping disc and the fixed column, a regular hexagonal clamping sliding groove is formed in one side, opposite to the clamping blocks, of the clamping disc, the number of the clamping blocks is six, the clamping blocks respectively slide in six edges of the clamping sliding groove through clamping sliding blocks arranged at the bottom, the clamping block has a 60-degree vertex angle, two edges of the vertex angle formed by the clamping block are respectively attached to one edge of the vertex angle formed by the adjacent clamping block, the top of the clamping block is provided with a guide shaft which slides in the guide groove, and the clamping slide block on the same clamping block is positioned under the guide shaft.
2. The tool clamp for the nut drilling machine according to claim 1, wherein a plurality of gear teeth are arranged on the periphery of the clamping disc, the gear teeth penetrate through arc-shaped holes in the fixed column to be meshed with the driving gear, and the driving gear is rotated through the driving motor.
3. The tool clamp for the nut drilling machine according to claim 1, wherein a limiting sliding block is further arranged on the periphery of the clamping disc and slides in a limiting sliding groove in the inner wall of the fixed column.
4. The tooling clamp for the nut drilling machine as recited in claim 1, wherein a lightening hole is further formed on the top surface of the fixing column.
5. The tool clamp for the nut drilling machine according to claim 1, wherein the clamping block is pentagonal and consists of an equilateral triangle and a rectangle.
6. A nut drilling machine is characterized by comprising a rack, a material pushing mechanism, a cutting mechanism and a drilling mechanism, wherein the tool is fixed on the rack through a supporting plate, the material pushing mechanism is located on the left side of the supporting plate, the drilling mechanism is located on the right side of the tool, the cutting mechanism is located on the rear side of the tool, the cutting mechanism can slide back and forth on the rack in the radial direction of a hexagonal bar, and the drilling mechanism can slide back and forth on the rack in the axial direction of the hexagonal bar.
7. The nut drilling machine according to claim 6, wherein the material pushing mechanism comprises a lead screw which is fixed on the rack and arranged along the axial direction of the hexagonal bar, a material pushing slider is sleeved on the lead screw, an adjusting cylinder is fixed on the upper surface of the material pushing slider, a finger cylinder is fixed on a cylinder shaft of the adjusting cylinder, and the lead screw is driven to rotate by a lead screw motor.
8. The nut drilling machine as claimed in claim 6, wherein the drilling mechanism comprises a drill rod connected with a drilling motor, the front end of the drill rod is a twist drill, the middle section of the drill rod is a spiral tap, the twist angles of the twist drill and the spiral tap are consistent and correspondingly connected, and the drill rod is opposite to the axis of the clamping disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120441850.0U CN214603189U (en) | 2021-03-02 | 2021-03-02 | A frock clamp and drilling machine for nut drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120441850.0U CN214603189U (en) | 2021-03-02 | 2021-03-02 | A frock clamp and drilling machine for nut drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214603189U true CN214603189U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120441850.0U Active CN214603189U (en) | 2021-03-02 | 2021-03-02 | A frock clamp and drilling machine for nut drilling machine |
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| Country | Link |
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| CN (1) | CN214603189U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227326A (en) * | 2021-12-27 | 2022-03-25 | 苏州航天紧固件有限公司 | Tool jig for bolt machining for aerospace |
| CN114223600A (en) * | 2022-01-05 | 2022-03-25 | 重庆电子工程职业学院 | Aquaculture feeding system based on Internet of things |
| CN114367685A (en) * | 2022-01-13 | 2022-04-19 | 山东小鸭精工机械有限公司 | Workpiece clamping device |
| CN114428006A (en) * | 2021-12-31 | 2022-05-03 | 中国矿业大学 | Weak cemented rock sample preparation device and preparation method |
| CN115351570A (en) * | 2022-09-01 | 2022-11-18 | 宁波海信紧固件有限公司 | Locknut inner circle fillet processing equipment |
| CN117182583A (en) * | 2023-11-01 | 2023-12-08 | 泰州市申工不锈钢制品有限公司 | Stainless steel nut processingequipment |
-
2021
- 2021-03-02 CN CN202120441850.0U patent/CN214603189U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227326A (en) * | 2021-12-27 | 2022-03-25 | 苏州航天紧固件有限公司 | Tool jig for bolt machining for aerospace |
| CN114428006A (en) * | 2021-12-31 | 2022-05-03 | 中国矿业大学 | Weak cemented rock sample preparation device and preparation method |
| CN114428006B (en) * | 2021-12-31 | 2024-01-30 | 中国矿业大学 | Weak cemented rock sample preparation device and preparation method |
| CN114223600A (en) * | 2022-01-05 | 2022-03-25 | 重庆电子工程职业学院 | Aquaculture feeding system based on Internet of things |
| CN114223600B (en) * | 2022-01-05 | 2022-12-13 | 重庆电子工程职业学院 | Aquaculture feeding system based on Internet of things |
| CN114367685A (en) * | 2022-01-13 | 2022-04-19 | 山东小鸭精工机械有限公司 | Workpiece clamping device |
| CN115351570A (en) * | 2022-09-01 | 2022-11-18 | 宁波海信紧固件有限公司 | Locknut inner circle fillet processing equipment |
| CN117182583A (en) * | 2023-11-01 | 2023-12-08 | 泰州市申工不锈钢制品有限公司 | Stainless steel nut processingequipment |
| CN117182583B (en) * | 2023-11-01 | 2024-04-02 | 泰州市申工不锈钢制品有限公司 | Stainless steel nut processingequipment |
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