CN216967186U

CN216967186U - Clamping device for small-sized excircle knife grinder

Info

Publication number: CN216967186U
Application number: CN202220737027.9U
Authority: CN
Inventors: 苗利河; 武振洪; 李慧; 张宇
Original assignee: Xingtai Jinchenghang Metallurgical Roll Co ltd
Current assignee: Xingtai Jinchenghang Metallurgical Roll Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-15
Anticipated expiration: 2032-03-31

Abstract

The utility model provides a small-size excircle is clamping device for sharpedge grinding machine, relates to pass sword processing technology field, including bottom plate, the drive structure of setting on the bottom plate, setting up mount pad on the bottom plate and the clamping structure of setting on the mount pad, still including setting up the calibration structure on the mount pad, the calibration structure is including setting up lateral shifting unit on the mount pad, setting up the longitudinal movement unit on the lateral shifting unit, setting up hinge plate on the longitudinal movement unit and fixing the calibration board at the hinge plate, and hinge plate inboard articulates on the longitudinal movement unit, and the inboard of calibration board is fixed in the hinge plate outside, and the outside opening of calibration board corresponds and calibration board opening inner chamber and cutter periphery adaptation with clamping structure's clamping position. The structure can be manually adjusted during clamping, the concentricity can be calibrated when the hole-shaped cutter is clamped, the machining efficiency and the precision of the hole-shaped cutter are greatly improved, and the operation is more convenient and fast.

Description

Clamping device for small-sized excircle knife grinder

Technical Field

The utility model relates to the technical field of hole-shaped cutter machining, in particular to a clamping device for a small-sized excircle knife grinder.

Background

The hole type sword is cylinder type or conical cutter, and the pass sword that will treat processing in the course of working with the help of anchor clamps is pressed from both sides tightly fixedly, because the model of hole type sword, size are various, and most anchor clamps all can't satisfy the tight demand of the pass cutter holder of most models simultaneously, need frequently change, waste time and energy, and the concentricity of the once dress card of current pass cutter holder is difficult to guarantee moreover, seriously influences the machining efficiency and the machining precision of hole type sword.

SUMMERY OF THE UTILITY MODEL

The clamping device for the small excircle sharpener provided by the utility model is used for solving the problems, can be manually adjusted during clamping, can clamp hole-shaped knives and calibrate concentricity, greatly improves the machining efficiency and precision of the hole-shaped knives, and is more convenient to operate.

The utility model adopts the technical scheme that the clamping device for the small excircle sharpener comprises a bottom plate, a driving structure arranged on the bottom plate, a mounting seat arranged on the bottom plate and a clamping structure arranged on the mounting seat, the clamping structure has rotational freedom by means of a driving structure, and also comprises a calibration structure arranged on the mounting seat, the calibration structure comprises a transverse moving unit arranged on the mounting seat, a longitudinal moving unit arranged on the transverse moving unit, a hinge plate arranged on the longitudinal moving unit and a calibration plate fixed on the hinge plate, the inner side of the hinge plate is hinged to the longitudinal moving unit, the calibrating plate is of a C-shaped structure, the opening of the calibrating plate is outward, the inner side of the calibrating plate is fixed on the outer side of the hinge plate, the opening of the outer side of the calibrating plate corresponds to the clamping position of the clamping structure, and the inner cavity of the opening of the calibrating plate is matched with the periphery of the cutter.

The lateral shifting unit sets up the adjusting connecting rod on the mount pad including sliding, sets up at the lateral adjustment screw of adjusting connecting rod one end and sets up the regulating plate at the adjusting connecting rod other end, adjusting connecting rod one end is passed the mount pad by mount pad one side and is connected with the regulating plate in the mount pad opposite side, lateral adjustment screw one end is rotated on the spacing mount pad, the other end and an adjusting connecting rod end threaded connection, the adjusting connecting rod is driven when lateral adjustment screw rotates and is carried out lateral shifting, the longitudinal shifting unit sets up on the regulating plate.

The longitudinal movement unit comprises a C-shaped or L-shaped fixing seat, a longitudinal adjusting screw rod and a movement seat, wherein the longitudinal adjusting screw rod is arranged on the fixing seat, the inner side of the fixing seat is fixed on the transverse movement unit, the opening end of the fixing seat faces the outer side, one end of the longitudinal adjusting screw rod is connected with the movement seat, the other end of the longitudinal adjusting screw rod is connected with the outer wall of the opening end of the movement seat, the longitudinal adjusting screw rod rotates to drive the longitudinal movement seat to move up and down along the outer side of the fixing seat, and the inner side of the hinge plate is hinged to the movement seat.

Clamping structure sets up initiative unit and passive unit in mount pad one side including corresponding the interval, the initiative unit includes the initiative seat fixed with the mount pad and rotates the driving shaft that sets up on the initiative seat, driving shaft one end is passed initiative seat and is corresponded with passive unit by initiative outside level, the one end in the driving shaft outside is connected with the drive structure transmission, passive unit includes the passive seat fixed with the mount pad and rotates the driven shaft that sets up on the fixing base, driven shaft one end is passed passive seat and is corresponded with the driving shaft by passive outside level.

The passive seat outside still is provided with adjusts the structure, adjust the structure including adjusting the seat, set up the regulation section of thick bamboo in adjusting the seat, set up the thrust bearing in adjusting a section of thick bamboo and stretch into the regulation pole of adjusting in the seat and being connected with a regulation section of thick bamboo by adjusting the seat outside, adjust the pole and adjust the seat and be threaded connection, it promotes to adjust a section of thick bamboo and drives driven shaft horizontal migration in the passive seat to adjust the pole rotation back, the driven shaft outside is connected with thrust bearing, be provided with the ball axle sleeve between driven shaft and the passive seat.

The calibration structure is arranged on the mounting seat between the active seat and the passive seat, and the calibration plate corresponds to the position between the driving shaft and the passive shaft.

The bottom plate comprises an upper plate and a lower plate arranged at the lower end of the upper plate, the driving structure, the mounting seat and the clamping structure are all arranged on the upper plate, the upper plate and the lower plate are connected through a rotating shaft, the position of the rotating shaft corresponds to that of the clamping structure, and the upper plate has a degree of freedom for rotating on the lower plate through the rotating shaft.

The clamping device for the small cylindrical knife sharpener has the advantages that the calibration structure is added on the basis of the clamping structure, concentricity of the clamped hole-shaped knife is adjusted, the clamping position is set as the circle center position, the calibration structure is adjusted only once when the hole-shaped knife of the same type is machined, machining precision and replacement efficiency of the hole-shaped knife are improved, the bottom plate is of a two-layer structure comprising an upper plate and a lower plate, the upper plate can rotate and displace relative to the lower plate, corresponding angles of the clamped hole-shaped knife and a grinding tool are adjusted, machining precision and efficiency are further improved, the clamping structure and the calibration structure can be suitable for most types of hole-shaped knives, and the application range is wide.

Drawings

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

FIG. 2 is a schematic diagram of a calibration structure;

FIG. 3 is a schematic view of a clamping structure;

FIG. 4 is a schematic cross-sectional view of a clamping structure;

fig. 5 is a schematic view of the structure of the base plate.

In the attached drawings, the device comprises a base plate 1, a bottom plate 2, a mounting seat 3, a hinge plate 4, a calibration plate 5, an adjusting connecting rod 6, a transverse adjusting screw 7, an adjusting plate 8, a fixed seat 9, a longitudinal adjusting screw 10, a movable seat 11, a driving seat 12, a driving shaft 13, a driven seat 14, a driven shaft 15, an adjusting seat 16, an adjusting cylinder 17, a thrust bearing 18, an adjusting rod 19, an upper plate 20, a lower plate 21 and a rotating shaft.

Detailed Description

As shown in figures 1-5, the utility model provides a clamping device for a small-sized excircle sharpener, which comprises a bottom plate 1, a driving structure arranged on the bottom plate 1, a mounting seat 2 arranged on the bottom plate 1 and a clamping structure arranged on the mounting seat 2, the clamping structure has a rotational degree of freedom by means of a driving structure, and further comprises a calibration structure arranged on the mounting base 2, the calibration structure comprises a transverse moving unit arranged on the mounting seat 2, a longitudinal moving unit arranged on the transverse moving unit, a hinge plate 3 arranged on the longitudinal moving unit and a calibration plate 4 fixed on the hinge plate 3, the inside of the hinge plate 3 is hinged on the longitudinal moving unit, the calibration plate 4 is of a C-shaped structure, the opening of the calibration plate is outward, the inside of the calibration plate 4 is fixed on the outside of the hinge plate 3, the opening of the outside of the calibration plate 4 corresponds to the clamping position of the clamping structure, and the inner cavity of the opening of the calibration plate 4 is matched with the periphery of the cutter.

During clamping, the pointed end of the hole type cutter and the circle center position of the plane at the other end of the hole type cutter are tightly clamped, before the hole type cutter is machined, the position of the calibration plate 4 is adjusted through the transverse moving unit and the longitudinal moving unit, the periphery of the clamped hole type cutter is attached to the inner cavity of the opening of the calibration plate 4, the longitudinal position and the horizontal position of the adjusted calibration plate 4 are not changed, when the hole type cutter is replaced, the calibration plate 4 can limit the outer side of the hole type cutter, the clamping position of the hole type cutter is located, the concentricity of clamping of the hole type cutter is guaranteed, after the hole type cutter is clamped, the calibration plate 4 can rotate towards one side by 90 degrees through the hinge plate 3, and therefore, obstruction cannot be caused when grinding is conducted.

As shown in fig. 1-5, the lateral shifting unit includes adjusting connecting rod 5, the horizontal adjusting screw 6 that sets up in adjusting connecting rod 5 one end and the regulating plate 7 of setting at the adjusting connecting rod 5 other end that slide to set up on mount pad 2, adjusting connecting rod 5 one end is passed mount pad (2) and is connected with regulating plate 7 in mount pad 2 opposite side by mount pad 2 one side, horizontal adjusting screw 6 one end is rotated spacing mount pad 2 on, the other end and 5 one end threaded connection of adjusting connecting rod, drive adjusting connecting rod 5 when horizontal adjusting screw 6 rotates and carry out lateral shifting, the longitudinal shifting unit sets up on regulating plate 7.

When adjusting 4 horizontal positions of calibration board, during the distance between the pass sword of calibration board 4 and centre gripping promptly, manual rotation adjusting screw 6, and adjusting screw 6 one end is rotated spacing on the mount pad, when corotation or reversal rotate adjusting screw 6, then can make adjusting connecting rod 5 remove along with the screw thread, concrete mode is setting up the connecting plate between adjusting screw 6 and adjusting connecting rod 5, connecting plate one end is fixed with adjusting connecting rod 5, connecting plate one end other end and 6 threaded connection of adjusting screw, make to rotate adjusting screw 6 and can drive adjusting connecting rod 5 translation, adjusting plate 7 on the adjusting connecting rod 5 other end then can the translation thereupon this moment, thereby drive the longitudinal movement unit translation on the adjusting plate 7, can drive hinge plate 3 and calibration board 4 and carry out the translation, can adjust the horizontal position of calibration board 4.

As shown in fig. 1-5, the longitudinal movement unit includes a C-shaped or L-shaped fixing seat 8, a longitudinal adjusting screw 9 and a moving seat 10, the inner side of the fixing seat 8 is fixed on the transverse movement unit, the opening end of the fixing seat 8 faces outward, one end of the longitudinal adjusting screw 9 is connected with the moving seat 10, the other end of the longitudinal adjusting screw is connected with the outer wall of the opening end of the moving seat 10, the longitudinal adjusting screw 9 rotates to drive the longitudinal moving seat 10 to move up and down along the outer side of the fixing seat 8, and the inner side of the hinge plate 3 is hinged to the moving seat 10.

Fixing base 8 is C type or L type, and adjusting screw 9 one end is passed 8 opening outer walls of fixing base and is connected with removal seat 10, and adjusting screw 9 is threaded connection with fixing base 8, when rotating adjusting screw 9, then can drive and remove seat 10 and carry out longitudinal movement in the 8 outsides of fixing base, then can adjust the longitudinal position of hinge plate 3 and calibration plate 4 through rotating adjusting screw 9.

As shown in fig. 1-5, the clamping structure includes an active unit and a passive unit which are correspondingly and alternately arranged on one side of the mounting seat 2, the active unit includes an active seat 11 fixed with the mounting seat 2 and a driving shaft 12 rotatably arranged on the active seat 11, one end of the driving shaft 12 horizontally penetrates through the active seat 11 from the outer side of the active seat 11 and corresponds to the passive unit, one end of the outer side of the driving shaft 12 is in transmission connection with the driving structure, the passive unit includes a passive seat 13 fixed with the mounting seat 2 and a passive shaft 14 rotatably arranged on the fixed seat 8, and one end of the passive shaft 14 horizontally penetrates through the passive seat 13 from the outer side of the passive shaft 14 and corresponds to the driving shaft 12.

The outer side end of the driving shaft 12 is in transmission connection with a driving structure, the driving structure adopts a motor, the driving structure adopts a belt or a chain, the driving shaft 12 and the driven shaft 14 are arranged correspondingly and at intervals, after the hole-clamping type cutter is clamped, the driving shaft 12 rotates under the transmission of the driving structure, the driven shaft 14 synchronously rotates under the driving of the driving shaft 12, and the hole-clamping type cutter can be polished by matching with a corresponding grinding tool at the moment.

As shown in fig. 1 to 5, an adjusting structure is further disposed outside the passive base 13, the adjusting structure includes an adjusting base 15, an adjusting cylinder 16 disposed in the adjusting base 15, a thrust bearing 17 disposed in the adjusting cylinder 16, and an adjusting rod 18 extending from the outside of the adjusting base 15 into the adjusting base 15 and connected with the adjusting cylinder 16, the adjusting rod 18 is in threaded connection with the adjusting base 15, the adjusting rod 18 pushes the adjusting cylinder 16 after rotating and drives the passive shaft 14 to move horizontally in the passive base 13, the outside of the passive shaft 14 is connected with the thrust bearing 17, and a ball shaft sleeve is disposed between the passive shaft 14 and the passive base 13.

Adjust the seat 15 and fix in the passive seat 13 outside, set up thrust bearing 17 between an adjusting barrel 16 and the passive shaft 14, it is threaded connection with adjusting seat 15 to adjust pole 18, it then can make adjusting rod 18 carry out the translation to rotate adjusting rod 18, because it is fixed with an adjusting barrel 16 to adjust pole 18, then drive adjusting barrel 16 when adjusting rod 18 translation and carry out the translation, it then can drive passive shaft 14 and carry out the translation to adjust barrel 16 translation, adjust the distance between passive shaft 14 and the driving shaft 12 with rotation adjusting rod 18, the convenience is to the clamp of hole type sword with unclamp.

As shown in fig. 1 to 5, the mounting seat 2, the driving seat 11 and the driven seat 13 form a C-shaped structure, the alignment structure is disposed on the mounting seat 2 between the driving seat 11 and the driven seat 13, and the alignment plate 4 corresponds to a position between the driving shaft 12 and the driven shaft 14.

Mount pad 2, initiative seat 11 and passive seat 13 three form C type structure, with in the opening that hole type sword centre gripping and three formed, through the centre of a circle position of calibration plate 4 calibration centre gripping simultaneously, guarantee centre gripping precision and convenience, be applicable to the pass sword of most of models, the pass sword of every kind of model only need adjust once calibration plate 4 positions again man-hour, can last the use, easy operation, convenience increase substantially machining efficiency.

As shown in fig. 1-5, the bottom plate 1 includes an upper plate 19 and a lower plate 20 disposed at the lower end of the upper plate 19, the driving structure, the mounting seat 2 and the clamping structure are disposed on the upper plate 19, the upper plate 19 and the lower plate 20 are connected by a rotating shaft 21, the position of the rotating shaft 21 corresponds to the position of the clamping structure, and the upper plate 19 has a degree of freedom of rotation on the lower plate 20 by the rotating shaft 21.

During the in-service use, hypoplastron 20 is for fixed setting at the equipment of polishing, then uses pivot 21 to be connected between upper plate 19 and the hypoplastron 20, and upper plate 19 can use pivot 21 to rotate as the central point to this angle between the centre gripping of regulation hole type sword back and the grinding apparatus, uses more in a flexible way, and the suitability is wider.

Claims

1. The utility model provides a small-size excircle is clamping device for sharpedge grinding machine, includes bottom plate (1), sets up drive structure on bottom plate (1), sets up mount pad (2) on bottom plate (1) and sets up the clamping structure on mount pad (2), clamping structure has pivoted degree of freedom, its characterized in that with the help of drive structure: still including setting up the calibration structure on mount pad (2), the calibration structure is including setting up lateral shifting unit on mount pad (2), setting up longitudinal shifting unit on lateral shifting unit, setting up hinge plate (3) and calibration board (4) of fixing at hinge plate (3) on longitudinal shifting unit, hinge plate (3) inboard articulates on longitudinal shifting unit, calibration board (4) are C type structure and opening outwards, and the inboard of calibration board (4) is fixed in the outside of hinge plate (3), and the outside opening of calibration board (4) corresponds and calibration board (4) opening inner chamber and periphery cutter adaptation with the clamping structure's clamping position.

2. The clamping device for the small-sized external grinding machine according to claim 1, characterized in that: the lateral shifting unit sets up adjusting rod (5) on mount pad (2), sets up at lateral adjustment screw (6) of adjusting rod (5) one end and sets up regulating plate (7) at the adjusting rod (5) other end including sliding, adjusting rod (5) one end is passed mount pad (2) and is connected with regulating plate (7) in mount pad (2) opposite side by mount pad (2) one side, lateral adjustment screw (6) one end is rotated spacing mount pad (2) on, the other end and adjusting rod (5) one end threaded connection, drive adjusting rod (5) when lateral adjustment screw (6) rotate and carry out lateral shifting, the longitudinal shifting unit sets up on regulating plate (7).

3. The clamping device for the small-sized external grinding machine according to claim 1, characterized in that: the longitudinal movement unit comprises a C-shaped or L-shaped fixing seat (8), a longitudinal adjusting screw rod (9) and a movement seat (10), wherein the longitudinal adjusting screw rod (9) is arranged on the fixing seat (8), the inner side of the fixing seat (8) is fixed on the transverse movement unit, the opening end of the fixing seat (8) faces the outer side, one end of the longitudinal adjusting screw rod (9) is connected with the movement seat (10), the other end of the longitudinal adjusting screw rod is connected with the outer wall of the opening end of the movement seat (10), the longitudinal adjusting screw rod (9) rotates to drive the longitudinal movement seat (10) to move up and down along the outer side of the fixing seat (8), and the inner side of the hinge plate (3) is hinged to the movement seat (10).

4. The clamping device for the small-sized external grinding machine according to claim 1, characterized in that: clamping structure sets up initiative unit and passive unit in mount pad (2) one side including corresponding the interval, initiative unit includes initiative seat (11) fixed with mount pad (2) and rotates driving shaft (12) of setting on initiative seat (11), driving shaft (12) one end is passed initiative seat (11) and is corresponded with passive unit by initiative seat (11) outside level, the one end in driving shaft (12) outside is connected with the drive structure transmission, passive unit includes passive seat (13) fixed with mount pad (2) and rotates driven shaft (14) of setting on fixing base (8), driven shaft (14) one end is passed passive seat (13) and is corresponded with driving shaft (12) by driven shaft (14) outside level.

5. The clamping device for the small-sized external grinding machine according to claim 4, characterized in that: the outer side of the driven seat (13) is further provided with an adjusting structure, the adjusting structure comprises an adjusting seat (15), an adjusting cylinder (16) arranged in the adjusting seat (15), a thrust bearing (17) arranged in the adjusting cylinder (16) and an adjusting rod (18) which is connected with the adjusting cylinder (16) and extends into the adjusting seat (15) from the outer side of the adjusting seat (15), the adjusting rod (18) is in threaded connection with the adjusting seat (15), the adjusting rod (18) pushes the adjusting cylinder (16) after rotating and drives the driven shaft (14) to horizontally move in the driven seat (13), the outer side of the driven shaft (14) is connected with the thrust bearing (17), and a ball shaft sleeve is arranged between the driven shaft (14) and the driven seat (13).

6. The clamping device for the small-sized external grinding machine according to claim 4, characterized in that: the calibration device is characterized in that the mounting seat (2), the driving seat (11) and the driven seat (13) form a C-shaped structure, the calibration structure is arranged on the mounting seat (2) between the driving seat (11) and the driven seat (13), and the calibration plate (4) corresponds to the position between the driving shaft (12) and the driven shaft (14).

7. The clamping device for the small-sized external grinding machine according to claim 1, characterized in that: the bottom plate (1) comprises an upper plate (19) and a lower plate (20) arranged at the lower end of the upper plate (19), the driving structure, the mounting seat (2) and the clamping structure are all arranged on the upper plate (19), the upper plate (19) and the lower plate (20) are connected through a rotating shaft (21), the position of the rotating shaft (21) corresponds to that of the clamping structure, and the upper plate (19) has the degree of freedom of rotation on the lower plate (20) through the rotating shaft (21).