CN207431899U - A kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine - Google Patents

Abstract

The utility model discloses a kind of clamping workpiece detent mechanisms of numerical control external cylindrical grinding machine, including board, center at the top of board is provided with workpiece, both sides at the top of board are mounted on side plate, and workpiece is plugged with thread bush, there are two clip and two locking nuts for the outer wall difference screw thread installation of thread bush between side plate in the middle part of side plate, and two locking nuts are located at the front and rear sides of clip respectively, the inner cavity of thread bush is slidably fitted with cock body.The clamping workpiece detent mechanism of the numerical control external cylindrical grinding machine, by setting clamping workpiece detent mechanism, while polishing, the phenomenon that effective positioning clamps, prevents workpiece from deviation occurs due to vibrations is carried out to workpiece, so as to improve the polishing precision of grinding machine, workpiece is placed on to the top of board first, then clip is rotated respectively, makes it close to workpiece until clamping workpiece, and then position of the clip on thread bush is carried out Primary Location by rotation lock nut.

Description

A kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine

Technical field

The utility model is related to machining equipment technical fields, are specially that a kind of clamping workpiece of numerical control external cylindrical grinding machine is determined Position mechanism.

Background technology

Grinding machine is the lathe for carrying out grinding to workpiece surface using grinding tool.Most grinding machine is using rotation at a high speed Emery wheel carry out grinding, a small number of is processed using other grinding tools such as oilstone, abrasive band and free abrasive, such as honing Machine, superfinisher, abrasive belt grinding machine, grinder and polishing machine etc..

Existing grinding machine inevitably generates vibrations during processing, and workpiece lacks effective positioning Clamp system once vibrations pass to workpiece, so as to cause workpiece deviation, then affects the polishing essence of workpiece Degree.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of clamping workpiece localization machine of numerical control external cylindrical grinding machine Structure solves the problems, such as that existing grinding machine polishing precision is relatively low.

(2) technical solution

To achieve the above object, the utility model provides following technical solution：A kind of clamping workpiece of numerical control external cylindrical grinding machine Detent mechanism, including board, the center at the top of the board is provided with workpiece, and the both sides at the top of the board are mounted on side Plate, and workpiece is plugged with thread bush, the outer wall difference screw thread peace of the thread bush between side plate in the middle part of the side plate Dress is there are two clip and two locking nuts, and two locking nuts are located at the front and rear sides of clip respectively, the thread bush Inner cavity is slidably fitted with cock body, and the one side of the cock body is equipped with push handle, and the one side of push handle extends to the outside of thread bush, institute It states and opens up fluted at the top of cock body, the bottom of the groove inner wall is equipped with buffer spring, connects at the top of the buffer spring Sliding block is connected to, clamp is installed at the top of the sliding block, straight slot, and the top extension of straight slot are offered at the top of the thread bush To the top of clip, stop collar is installed in the straight slot of the thread bush, at the axle center of the stop collar activity be plugged with reset Bar, the bottom of the release link are equipped with reset head, and are slidably connected on the outside of reset head in thread bush on the inner wall of straight slot, The bottom of the release link is socketed with resetting spring, and the both sides at the top of the board are mounted on telescopic cylinder, the flexible gas Gland at the top of cylinder is installed, slide bar is welded between the gland, sliding sleeve is connected to sliding sleeve on the outer wall of the slide bar, The bottom of the sliding sleeve is equipped with motor, and the output terminal of the motor is rotatably connected to polishing emery wheel, the polishing emery wheel it is outer Side is equipped with protective cover.

Preferably, cushion collar is socketed on the outer wall of the thread bush, and cushion collar is between clip and side plate.

Preferably, the both sides of the thread bush inner cavity are mounted on limit protrusion, and the bottom of the board is equipped with damping Footing.

Preferably, anti-skid bulge is welded on the inside of the clip, the width of the clamp is equal to the width of straight slot.

(3) advantageous effect

The utility model provides a kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine.Possesses following advantageous effect：

The clamping workpiece detent mechanism of the numerical control external cylindrical grinding machine, by setting clamping workpiece detent mechanism, in the same of polishing When, the phenomenon that effective positioning clamps, prevents workpiece from deviation occurs due to vibrations is carried out to workpiece, so as to improve grinding machine Polishing precision, workpiece is placed on to the top of board first, then rotates clip respectively, make its close to workpiece until folder Tight workpiece, then position of the clip on thread bush is carried out Primary Location by rotation lock nut, then push handle is promoted to drive plug Body moves in thread bush, when cock body is moved to straight slot position, at this time due to the deformation restitution of buffer spring, promotes card Head is popped up out of groove, and is entered in straight slot, until sticking into clip and being in contact with reset head, so as to further to clip It is positioned, prevents clip from loosening, after machining, pressed release link, reset head is driven to be moved down in straight slot, until will Clamp is squeezed out out of straight slot, and clamp is made to leave straight slot, then pulls push handle, cock body is detached, last rotation lock nut, is released Positioning to clip so as to facilitate taking-up workpiece, and prepares polishing work next time.

Description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model clip structure top view；

Fig. 3 is the utility model thread bush structure sectional side view；

Fig. 4 is the partial structurtes enlarged drawing of Fig. 3.

In figure：1 board, 2 workpieces, 3 side plates, 4 thread bush, 5 clips, 6 locking nuts, 7 cock bodys, 8 push handles, 9 grooves, 10 Buffer spring, 11 sliding blocks, 12 clamps, 13 straight slots, 14 stop collars, 15 release links, 16 resetting springs, 17 reset heads, 18 flexible gas Cylinder, 19 glands, 20 slide bars, 21 sliding sleeves, 22 motors, 23 polishing emery wheels, 24 protective covers, 25 cushion collars, 26 limit protrusions, 27 subtract Shake footing, 28 anti-skid bulges.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

As shown in Figs 1-4, the utility model provides a kind of technical solution：A kind of clamping workpiece positioning of numerical control external cylindrical grinding machine Mechanism by setting clamping workpiece detent mechanism, while polishing, carries out workpiece 2 effectively positioning and clamps, prevent from adding The phenomenon that due to vibrations deviation occurs for workpiece 2, so as to improve the polishing precision of grinding machine, including board 1, in 1 top of board Centre is provided with workpiece 2, and the both sides at 1 top of board are mounted on side plate 3, and workpiece 2 is between side plate 3, in side plate 3 Portion is plugged with thread bush 4, and the outer wall difference screw thread installation of thread bush 4 will add first there are two clip 5 and two locking nuts 6 Workpiece 2 is placed on the top of board 1, then rotates clip 5 respectively, makes it close to workpiece 2 until clamping workpiece 2, then Position of the clip 5 on thread bush 4 is carried out Primary Location by rotation lock nut 6, and the inside of clip 5 is welded with anti-skid bulge 28, anti-skid bulge 28 is set, the purpose of auxiliary clamp workpiece 2 can be played, and two locking nuts 6 are located at clip 5 respectively Front and rear sides, cushion collar 25 is socketed on the outer wall of thread bush 4, and cushion collar 25 is set between clip 5 and side plate 3 Cushion collar 25 plays the role of bumper and absorbing shock, and the inner cavity of thread bush 4 is slidably fitted with cock body 7, and the both sides of 4 inner cavity of thread bush are equal Limit protrusion 26 is installed, limit protrusion 26 is set, can prevent cock body 7 from coming off from the inner cavity of thread bush 4, the bottom of board 1 Damping footing 27 is installed, damping footing 27 is set, plays the role of damping, the one side of cock body 7 is equipped with push handle 8, and push handle 8 One side extend to the outside of thread bush 4, the top of cock body 7 opens up fluted 9, and the bottom of 9 inner wall of groove is equipped with buffering elastic Spring 10, the top of buffer spring 10 are connected with sliding block 11, and the top of sliding block 11 is equipped with clamp 12, and the top of thread bush 4 opens up There is straight slot 13, and the top of straight slot 13 extends to the top of clip 5, the width of clamp 12 is equal to the width of straight slot 13, thread bush 4 Straight slot 13 in stop collar 14 is installed, at the axle center of stop collar 14 activity be plugged with release link 15, the bottom peace of release link 15 Outside equipped with reset head 17, and reset head 17 is slidably connected in thread bush 4 on the inner wall of straight slot 13, then promotes 8 band of push handle Dynamic cock body 7 moves in thread bush 4, when cock body 7 is moved to 13 position of straight slot, at this time since the deformation of buffer spring 10 recovers Effect promotes the pop-up out of groove 9 of clamp 12, and enters in straight slot 13, until sticking into clip 5 and connecting with reset head 17 It touches, so as to further be positioned to clip 5, prevents clip 5 from loosening, the bottom of release link 15 is socketed with resetting spring 16, after machining, release link 15 is pressed, reset head 17 is driven to be moved down in straight slot 13, until by clamp 12 out of straight slot 13 It squeezes out, clamp 12 is made to leave straight slot 13, then pull push handle 8, cock body 7 is detached, last rotation lock nut 6 is released to card The positioning of folder 5 takes out workpiece 2 so as to facilitate, and prepares polishing work next time, and the both sides at 1 top of board are mounted on Telescopic cylinder 18, the top of telescopic cylinder 18 are equipped with gland 19, are welded with slide bar 20 between gland 19, slide bar 20 it is outer Sliding sleeve is connected to sliding sleeve 21 on wall, and the bottom of sliding sleeve 21 is equipped with motor 22, and the output terminal of motor 22 is rotatably connected to polishing sand Wheel 23, the outside of polishing emery wheel 23 are equipped with protective cover 24, open motor 22 and polishing emery wheel 23 is driven to rotate, be then turned on stretching Cylinder 18 drives polishing emery wheel 23 to move down, and so as to polish workpiece 2, and sliding sleeve 21 can back and forth be slided on slide bar 20 It is dynamic, so that polishing emery wheel 23 back and forth polishes to workpiece 2, improve polishing quality.

In use, workpiece 2 to be placed on to the top of board 1 first, clip 5 is then rotated respectively, makes it close to processing For part 2 until clamping workpiece 2, then position of the clip 5 on thread bush 4 is carried out Primary Location by rotation lock nut 6, then is pushed away Dynamic push handle 8 drives cock body 7 to be moved in thread bush 4, when cock body 7 is moved to 13 position of straight slot, at this time due to buffer spring 10 Deformation restitution, promote the pop-up out of groove 9 of clamp 12, and into straight slot 13, until stick into clip 5 and with reset First 17 are in contact, and so as to further be positioned to clip 5, prevent clip 5 from loosening, and after machining, pressing resets Bar 15 drives reset head 17 to be moved down in straight slot 13, until clamp 12 is squeezed out out of straight slot 13, clamp 12 is made to leave straight slot 13, push handle 8 is then pulled, cock body 7 is detached, last rotation lock nut 6 releases the positioning to clip 5, is taken out so as to facilitate Workpiece 2, and prepare polishing work next time.

It should be noted that the electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and And main controller can be the conventionally known equipment that computer etc. plays control, herein, such as first and second or the like pass It is that term is used merely to distinguish one entity or operation from another entity or operation, and not necessarily requires or secretly Show that there are any actual relationship or orders between these entities or operation.Moreover, term " comprising ", "comprising" or Any other variant thereof is intended to cover non-exclusive inclusion so that process, method, article including a series of elements or Person's equipment not only includes those elements, but also including other elements that are not explicitly listed or further includes as this mistake Journey, method, article or the intrinsic element of equipment.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine, including board (1), it is characterised in that：Board (1) top The center in portion is provided with workpiece (2), and the both sides at the top of the board (1) are mounted on side plate (3), and workpiece (2) is located at Between side plate (3), thread bush (4), the outer wall difference screw thread installation of the thread bush (4) are plugged in the middle part of the side plate (3) There are two clip (5) and two locking nuts (6), and two locking nuts (6) are located at the front and rear sides of clip (5), institute respectively The inner cavity for stating thread bush (4) is slidably fitted with cock body (7), and the one side of the cock body (7) is equipped with push handle (8), and push handle (8) One side extends to the outside of thread bush (4), is opened up fluted (9) at the top of the cock body (7), the bottom of groove (9) inner wall Portion is equipped with buffer spring (10), and sliding block (11), the top of the sliding block (11) are connected at the top of the buffer spring (10) Clamp (12) is installed, straight slot (13) is offered at the top of the thread bush (4), and clip is extended at the top of straight slot (13) (5) top, the straight slot (13) of the thread bush (4) is interior to be equipped with stop collar (14), lives at the axle center of the stop collar (14) Dynamic to be plugged with release link (15), the bottom of the release link (15) is equipped with reset head (17), and the outer sideslip of reset head (17) Dynamic to be connected on the inner wall of thread bush (4) interior straight slot (13), the bottom of the release link (15) is socketed with resetting spring (16), institute It states the both sides at the top of board (1) and is mounted on telescopic cylinder (18), gland is installed at the top of the telescopic cylinder (18) (19), slide bar (20) is welded between the gland (19), sliding sleeve is connected to sliding sleeve (21) on the outer wall of the slide bar (20), The bottom of the sliding sleeve (21) is equipped with motor (22), and the output terminal of the motor (22) is rotatably connected to polishing emery wheel (23), Protective cover (24) is installed on the outside of the polishing emery wheel (23).

2. a kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine according to claim 1, it is characterised in that：The spiral shell Cushion collar (25) is socketed on the outer wall of line set (4), and cushion collar (25) is located between clip (5) and side plate (3).

3. a kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine according to claim 1, it is characterised in that：The spiral shell The both sides of line set (4) inner cavity are mounted on limit protrusion (26), and the bottom of the board (1) is equipped with damping footing (27).

4. a kind of clamping workpiece detent mechanism of numerical control external cylindrical grinding machine according to claim 1, it is characterised in that：The card Anti-skid bulge (28) is welded on the inside of folder (5), the width of the clamp (12) is equal to the width of straight slot (13).