CN112548614B

CN112548614B - A equipment for accessory production

Info

Publication number: CN112548614B
Application number: CN202011212761.5A
Authority: CN
Inventors: 徐福明
Original assignee: Wujiang Fuming Machinery Co ltd
Current assignee: Wujiang Fuming Machinery Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2022-06-14
Anticipated expiration: 2040-11-03
Also published as: CN112548614A

Abstract

The invention discloses equipment for accessory production, relates to the technical field of hardware processing equipment, and aims to solve the problem that the processing quality of a part is affected by deformation easily generated in the clamping process of a traditional thin-wall cylindrical ring part. The key points of the technical scheme are as follows: the bench drill comprises a bench drill body, wherein a base is fixedly connected to the bench drill body, a bottom plate is fixedly connected to the base, a first sliding groove is formed in the bottom plate, a first supporting plate and a second supporting plate which are symmetrically arranged are connected in the first sliding groove in a sliding mode, a first adjusting structure used for adjusting the distance between the first supporting plate and the second supporting plate is arranged in the first sliding groove, and a first limiting plate is fixedly connected to the position, close to the top, of the first supporting plate.

Description

A equipment for accessory production

Technical Field

The invention relates to the technical field of hardware processing equipment, in particular to equipment for accessory production.

Background

The machine tool fixture is a device for fixing a machining object to occupy a correct position for receiving machining or detection in a machine manufacturing process. The clamp can be divided into a universal clamp and a special clamp, and the universal clamp has strong adaptability but low efficiency; the special fixture is poor in adaptability to most parts, but is higher in efficiency.

At present, a thin-wall cylindrical ring part is generally processed by clamping an outer circle or an inner hole of the part, such as a three-jaw chuck, although the three-jaw chuck has the characteristics of simplicity in manufacturing and convenience in clamping, the part is very easy to deform when the three-jaw chuck is used on the thin-wall cylindrical ring part, the processing precision of the part is difficult to guarantee, for example, a bobbin case is one of the thin-wall cylindrical ring parts, the bobbin case is one of important accessories of an embroidery machine, the processing precision of the bobbin case has a crucial influence on the use process of the embroidery machine, a bench drill is usually adopted in daily production to process a thread guide hole on the bobbin case, when the bobbin case deforms, the use of a bobbin inside the bobbin case can be influenced, the use process of the embroidery machine is further influenced, and therefore, the arrangement of a structure is necessary for realizing the firm clamping of the bobbin case and effectively avoiding the deformation of the bobbin case.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide equipment for producing accessories, which achieves the purpose of improving the processing quality of thin-wall cylindrical ring parts by realizing protective firm clamping on the thin-wall cylindrical ring parts.

The technical purpose of the invention is realized by the following technical scheme: the equipment for producing accessories comprises a bench drill body, wherein a base is fixedly connected to the bench drill body, the base is fixedly connected with a bottom plate, the bottom plate is provided with a first sliding groove, the first sliding groove is internally and slidably connected with a first supporting plate and a second supporting plate which are symmetrically arranged, a first adjusting structure for adjusting the distance between the first supporting plate and the second supporting plate is arranged in the first sliding groove, a first limiting plate is fixedly connected at the position of the first supporting plate close to the top, a first clamping structure is arranged on the first limiting plate, the top of the second supporting plate is fixedly connected with a connecting ring, one side of the connecting ring, which is close to the first limiting plate, is fixedly connected with a second limiting plate, and a second clamping structure and a third clamping structure are arranged on the second limiting plate, and a linkage structure is arranged between the second clamping structure and the third clamping structure.

By adopting the technical scheme, the distance between the first supporting plate and the second supporting plate can be adjusted through the first adjusting structure, so that the processes of approaching to and separating from each other can be realized between the first supporting plate and the second supporting plate, the first supporting plate and the second supporting plate drive the structures on the first supporting plate and the second supporting plate to move in the moving process, further, the workpiece is clamped, the internal support and the external clamping of the workpiece are realized through the combined action of the second clamping structure and the third clamping structure, the workpiece can be effectively prevented from being extruded to generate deformation while the workpiece is clamped, the workpiece can be effectively improved in processing quality while the workpiece is protected, the simultaneous driving of the clamping processes of the second clamping structure and the third clamping structure can be realized through the linkage structure, and the workpiece is simultaneously clamped by the second clamping structure and the third clamping structure, the clamping process of the workpiece is more convenient and faster.

The invention is further configured to: set up a plurality of second sliding chutes that circumference evenly set up on the second limiting plate, one side fixedly connected with that first limiting plate was kept away from to the second limiting plate corresponds a plurality of first splice blocks with second sliding chute position, and is a plurality of first splice groove has all been seted up in the first splice block, go back fixedly connected with link in the link, one side that the second limiting plate was kept away from to the link is seted up threaded hole, the tight structure of second clamp includes the first adjusting screw with link threaded connection, the one end that first adjusting screw is close to the second limiting plate is equipped with smooth section and direction inclined plane, the tight structure of second clamp still includes gliding L clamp bar in a plurality of second sliding chutes and a plurality of first splice grooves, one side fixedly connected with arc compact heap that L clamp bar is close to first limiting plate.

Through adopting above-mentioned technical scheme, first adjusting screw can realize the removal of first adjusting screw on the link through rotatory first adjusting screw with link threaded connection, first adjusting screw removes and drives direction inclined plane and smooth section and removes, realize the promotion to L clamp bar through the closure of the slope that leads with the butt of L clamp bar, L clamp bar removes along second sliding tray and first connecting groove under the effect that first adjusting screw promoted, L clamp bar removes and drives the outside extension of the arc compact heap of L clamp bar fixed connection, the in-process of arc compact heap extension realizes gradually with the laminating of work piece, and then the realization is tight to pressing from both sides of work piece.

The invention is further configured to: one side ring array that the second limiting plate is close to first limiting plate has a plurality of second spread grooves that communicate with a plurality of second sliding tray, the third presss from both sides tight structure and includes a plurality of second connecting blocks that slide in a plurality of second spread grooves, sliding connection has first compact heap on the second connecting block, be equipped with the second that is used for adjusting first compact heap removal on the second connecting block and adjust the structure, first arc compresses tightly the groove has been seted up to one side that the second was kept away from to first compact heap.

Through adopting above-mentioned technical scheme, the second connecting block removes and drives the second and adjust the structure removal, and then drive the first piece removal that compresses tightly, the first piece removal that compresses tightly drives first arc and compresses tightly the groove and realize compressing tightly the work piece, the laminating through first arc compress tightly groove and work piece can effectively realize the guard action to the work piece, and then make the processingquality of work piece better, realize the regulation to first compact heap position through the second regulation structure, and then make the first compact heap can be applicable to the clamp of not unidimensional work piece tightly, and then make the processingquality of work piece better.

The invention is further configured to: the linkage structure comprises a plurality of transmission racks fixedly connected with a plurality of L-shaped clamping rods, a transmission gear meshed with the transmission racks is rotatably connected between the second sliding groove and the second connecting groove, and a plurality of clamping teeth meshed with the transmission gear are fixedly connected to the second connecting block.

By adopting the technical scheme, the L-shaped clamping rod moves to drive the transmission rack fixedly connected with the L-shaped clamping rod to move, the transmission rack moves to drive the transmission gear to rotate through meshing, the transmission gear rotates to drive the second connecting block to move through meshing, and the second connecting block moves to drive the first clamping block to move so as to realize clamping and releasing of the workpiece, so that the workpiece replacement process becomes more convenient and faster.

The invention is further configured to: the second limiting plate is provided with a plurality of third connecting grooves which are uniformly arranged in the circumferential direction, a limiting rod is connected in each third connecting groove in a sliding manner, a sliding groove is defined between the limiting rods, two sliding blocks which are symmetrically arranged are connected in the sliding groove in a sliding manner, a plurality of pushing rods which are uniformly arranged in the circumferential direction are hinged on the two sliding blocks, one side, far away from the sliding blocks, of each pushing rod is hinged with one limiting rod, a first elastic piece is fixedly connected between the two sliding blocks, a rectangular groove is formed in the first adjusting screw rod, a rectangular sliding block is connected in the rectangular groove in a sliding manner, an adjusting telescopic rod with two ends penetrating out of the first adjusting screw rod is in threaded connection with the rectangular sliding block, the inner diameter section of the adjusting telescopic rod is rectangular, and a second elastic piece used for pushing the rectangular sliding block to the first elastic piece is sleeved on the adjusting telescopic rod, the one end that adjusts the telescopic link and be close to the second limiting plate passes the second limiting plate and laminates with the sliding block, adjust the telescopic link and keep away from the one end fixedly connected with magnetism adjusting knob of second limiting plate, set up on the first adjusting screw and be used for magnetism adjusting knob male caulking groove.

By adopting the technical scheme, the magnetic adjusting button can be accommodated in the caulking groove by utilizing the self telescopic function of the adjusting telescopic rod, the protection of the magnetic adjusting button and the adjusting telescopic rod is further realized, the magnetic adjusting button and the first adjusting screw rod are mutually attracted, the placement of the magnetic adjusting button is more stable, the magnetic adjusting button is rotated to drive the adjusting telescopic rod fixedly connected with the magnetic adjusting button to rotate, the length of one side, close to the first elastic part, of the adjusting telescopic rod can be changed by the rotation of the adjusting telescopic rod through the threaded connection with the rectangular sliding block, the adjusting telescopic rod can be driven to move when the first adjusting screw rod moves, the adjusting telescopic rod is moved to realize the attachment with the sliding block, the extrusion of the sliding block is further realized, the pushing rod is driven to move by the movement of the sliding block, the pushing rod is driven to expand outwards by the hinging with the limiting rod, the realization is with the further laminating of bobbin case, make the bobbin case more firm stable by the restriction, and then make the processingquality of bobbin case better, when gag lever post and the first adjusting screw of bobbin case laminating are still when removing, adjust the reverse rectangle slider that promotes of telescopic link and remove, the in-process that the rectangle slider removed compresses the second elastic component gradually, the second elastic component is compressed and is produced the reverse rectangle slider that promotes of elasticity, can also ensure gag lever post limiting displacement's stability when realizing adjusting telescopic link guard action.

The invention is further configured to: the first adjusting structure comprises a first bidirectional screw rotatably connected with the wall of the first sliding groove and a first adjusting knob fixedly connected with one end of the first bidirectional screw penetrating out of the first sliding groove, and the first supporting plate and the second supporting plate are both in threaded connection with the first bidirectional screw.

Through adopting above-mentioned technical scheme, first adjust knob rotates and drives and rotates with first adjust knob fixed connection's first bidirectional screw, and first bidirectional screw rotates and drives first backup pad and second backup pad and realize being close to each other and keeping away from each other, and then drives the structure on first limiting plate and the second limiting plate and realize pressing from both sides tightly the work piece.

The invention is further configured to: the second adjusting structure comprises a second adjusting screw rod in threaded connection with the second connecting block, a second adjusting knob is fixedly connected to one side, close to the second connecting block, of the second adjusting screw rod, and one side, far away from the second connecting block, of the second adjusting screw rod is rotatably connected with the first pressing block.

Through adopting above-mentioned technical scheme, the second adjust knob utilizes the principle of laborsaving lever, make the operator utilize second adjust knob drive second adjusting screw pivoted process become more laborsaving, second adjusting screw rotates through the threaded connection with the second connecting block, make second adjusting screw can change the length that stretches into second connecting block bottom, second adjusting screw drives the first compact heap removal of being connected with second adjusting screw rotation at the pivoted in-process, and then make the first compact heap can be applicable to compressing tightly of not unidimensional work piece, and then make the effect that first compact heap compressed tightly the work piece more firm, make the processingquality of work piece better.

The invention is further configured to: one side of first limiting plate that is close to the second limiting plate has been seted up circumference and has evenly been set up four fourth spread grooves, the central point of first limiting plate puts and has been seted up the gear groove, first press from both sides tight structure include with two of vertical direction the fourth spread groove rotates the second bidirectional screw rod of connecting, fourth spread groove and fixedly connected with third adjust knob are worn out to the one end of second bidirectional screw rod, two of horizontal direction all rotate in the fourth spread groove and be connected with the drive screw who penetrates the gear inslot, the equal fixedly connected with intermeshing's of part bevel gear that drive screw and second bidirectional screw rod are located the gear inslot bevel gear, equal threaded connection has the arc pressure strip on drive screw and the second bidirectional screw rod.

By adopting the technical scheme, the third adjusting knob utilizes the principle of labor-saving levers, so that the rotating process of the third adjusting knob driving the second bidirectional screw rod becomes more convenient and faster, the third adjusting knob rotates to drive the second bidirectional screw rod fixedly connected with the third adjusting knob to rotate, the second bidirectional screw rod rotates to drive the bevel gear fixedly connected with the second bidirectional screw rod to rotate, the bevel gear rotates to drive the bevel gear on the driving screw rod to rotate through meshing so as to drive the driving screw rod to rotate, the driving screw rod and the second bidirectional screw rod rotate to drive the arc-shaped pressing plate in threaded connection with the driving screw rod and the second bidirectional screw rod to move, the arc-shaped pressing plate moves to further clamp the workpiece, and the clamping state of the workpiece is more stable, meanwhile, the arc-shaped pressing plate can be used for clamping the workpiece, so that the damage to the workpiece can be reduced, and the processing quality of the workpiece is better.

The invention is further configured to: and third elastic pieces used for pushing the L-shaped clamping rods to one side close to each other are fixedly connected in the second connecting grooves.

Through adopting above-mentioned technical scheme, the elasticity that utilizes the third elastic component of compressed to produce promotes L clamp bar and removes, and then makes L clamp bar can realize automatic re-setting when losing the effect of first adjusting screw thrust for the process of work piece dismouting becomes more convenient.

In conclusion, the invention has the following beneficial effects:

the distance between the first supporting plate and the second supporting plate is adjusted through the first adjusting structure, so that the first supporting plate and the second supporting plate can be close to each other and away from each other, the first supporting plate and the second supporting plate drive the structures on the first supporting plate and the second supporting plate to move in the moving process, further, the workpiece is clamped, the inner part and the outer part of the workpiece are supported and clamped through the combined action of the second clamping structure and the third clamping structure, the workpiece can be effectively prevented from being extruded to deform while being clamped, the workpiece can be effectively protected, the processing quality of the workpiece can be effectively improved while the workpiece is protected, the clamping processes of the second clamping structure and the third clamping structure can be simultaneously driven through the linkage structure, and the workpiece can be simultaneously clamped by the second clamping structure and the third clamping structure, the clamping process of the workpiece becomes more convenient and faster.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a second schematic structural view of the present invention;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is a third schematic structural view of the present invention;

FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;

FIG. 8 is an enlarged view taken at D in FIG. 7;

fig. 9 is an enlarged view at E in fig. 7.

In the figure: 1. a bench drill body; 2. a base; 3. a base plate; 4. a first sliding groove; 5. a first support plate; 6. a second support plate; 7. a first limit plate; 8. a connecting ring; 9. a second limiting plate; 10. a second sliding groove; 11. a first connection block; 12. a first connecting groove; 13. a connecting frame; 14. a threaded hole; 15. a first adjusting screw; 16. a smooth section; 17. a guide slope; 18. an L-shaped clamping bar; 19. an arc-shaped pressing block; 20. a second connecting groove; 21. a second connecting block; 22. a first compact block; 23. a first arcuate hold-down slot; 24. a drive rack; 25. a transmission gear; 26. clamping teeth; 27. a third connecting groove; 28. a limiting rod; 29. a chute; 30. a slider; 31. a push rod; 32. a first elastic member; 33. a rectangular groove; 34. a rectangular slider; 35. adjusting the telescopic rod; 36. a second elastic member; 37. a magnetic adjusting knob; 38. caulking grooves; 39. a first bidirectional screw; 40. a first adjustment knob; 41. a second adjusting screw; 42. a second adjustment knob; 43. a fourth connecting groove; 44. a gear groove; 45. a second bidirectional screw; 46. a third adjusting knob; 47. a drive screw; 48. a bevel gear; 49. an arc-shaped pressing plate; 50. and a third elastic member.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

An apparatus for producing accessories is shown in fig. 1, fig. 2, fig. 3 and fig. 5, and comprises a bench drill body 1, a base 2 is fixedly connected to the bench drill body 1, a bottom plate 3 is fixedly connected to the base 2 through bolts, a first sliding groove 4 is formed in the bottom plate 3, a first supporting plate 5 and a second supporting plate 6 which are symmetrically arranged are slidably connected to the first sliding groove 4, a first adjusting structure for adjusting the distance between the first supporting plate 5 and the second supporting plate 6 is arranged in the first sliding groove 4, the first supporting plate 5 and the second supporting plate 6 are close to each other and far away from each other through adjusting the distance between the first supporting plate 5 and the second supporting plate 6, the structures on the first supporting plate 5 and the second supporting plate 6 are driven to be close to each other and far away from each other to clamp a workpiece, a first limiting plate 7 is welded at the position of the top of the first supporting plate 5, the integral shape of the first limiting plate 7 is disc-shaped, a first clamping structure is arranged on the first limiting plate 7, a connecting ring 8 is fixedly connected to the top of the second supporting plate 6, a second limiting plate 9 is welded to one side, close to the first limiting plate 7, of the connecting ring 8, the integral shape of the second limiting plate 9 is disc-shaped, a second clamping structure and a third clamping structure are arranged on the second limiting plate 9, the second clamping structure is used for supporting and clamping the inner cylinder wall of the thin-walled cylinder ring part, the third clamping structure is used for clamping the outer wall of the thin-walled cylinder ring part, the thin-walled cylinder ring part can be effectively prevented from being deformed and affecting the processing quality of workpieces while being firmly clamped by the aid of the second clamping structure and the third clamping structure through clamping and supporting of the thin-walled cylinder ring part inside and outside simultaneously, the problem that the deformation of the thin-walled cylinder ring part is affected by the deformation of the second clamping structure and the third clamping structure can be achieved through the linkage structure, and the effect of the second clamping structure and the third clamping structure can be achieved through the linkage structure Simultaneous clamping action.

As shown in fig. 5, 7, 8 and 9, the second position-limiting plate 9 is provided with six second sliding grooves 10 which are uniformly arranged in the circumferential direction, one side of the second position-limiting plate 9, which is away from the first position-limiting plate 7, is welded with six first connecting blocks 11 corresponding to the positions of the second sliding grooves 10, the first connecting grooves 12 are formed in the first connecting blocks 11, the connecting ring 8 is further fixedly connected with a connecting frame 13, one side of the connecting frame 13, which is away from the second position-limiting plate 9, is provided with a threaded hole 14, the second clamping structure comprises a first adjusting screw 15 in threaded connection with the connecting frame 13, one end of the first adjusting screw 15, which is close to the second position-limiting plate 9, is provided with a smooth section 16 and a guide inclined plane 17, the second clamping structure further comprises six L-shaped clamping rods 18 which slide in the six second sliding grooves 10 and the six first connecting grooves 12, one side of the L-shaped clamping rods 18, which is close to the first position-limiting plate 7, is fixedly connected with an arc-shaped pressing block 19, the clamping of the thin-wall cylinder ring part is realized by the attachment of the arc-shaped pressing block 19 and the inner cylinder wall of the thin-wall cylinder ring part, and meanwhile, the protection effect of the thin-wall cylinder ring part can be realized by increasing the contact area of the arc-shaped pressing block 19 and the thin-wall cylinder ring part.

As shown in fig. 4 and 5, a plurality of second connecting grooves 20 communicated with a plurality of second sliding grooves 10 are arranged in an annular array on one side of the second limiting plate 9 close to the first limiting plate 7, the cross section of each second connecting groove 20 is T-shaped, the third clamping structure comprises a plurality of second connecting blocks 21 sliding in the second connecting grooves 20, the main body of each second connecting block 21 is L-shaped, a first pressing block 22 is slidably connected onto each second connecting block 21, a second adjusting structure for adjusting the movement of the first pressing block 22 is arranged on each second connecting block 21, a first arc-shaped pressing groove 23 is formed in one side of each first pressing block 22 away from the second adjusting structure, the position of each first pressing block 22 is adjusted through the adjusting structure, on one hand, the first pressing block 22 can be better suitable for processing parts with different sizes, the application range of the overall structure is wider, on the other hand, the first pressing block 22 can be better attached to a thin-wall cylinder ring part, the thin-wall cylindrical ring part can be better clamped, and the processing quality of the thin-wall cylindrical ring part is better.

As shown in fig. 7 and 8, the linkage structure includes a plurality of transmission racks 24 fixedly connected to a plurality of L-shaped clamping rods 18, a transmission gear 25 engaged with the transmission racks 24 is rotatably connected between the second sliding groove 10 and the second connecting groove 20, a plurality of latches 26 engaged with the transmission gear 25 are fixedly connected to the second connecting block 21, the L-shaped clamping rods 18 move to drive the transmission racks 24 to move, the transmission racks 24 move to drive the transmission gear 25 to rotate through engagement, the transmission gear 25 rotates to push the second connecting block 21 through engagement with the latches 26 on the second connecting block 21, and the second connecting block 21 moves to drive the first clamping block 22 to move so as to clamp the thin-wall cylindrical ring part.

As shown in fig. 3, 5, 7 and 9, the second position-limiting plate 9 is provided with three third connecting grooves 27 uniformly arranged in the circumferential direction, each of the three third connecting grooves 27 is connected with a position-limiting rod 28 in a sliding manner, a sliding groove 29 is defined between the position-limiting rods 28, two sliding blocks 30 symmetrically arranged are connected in the sliding groove 29 in a sliding manner, three pushing rods 31 uniformly arranged in the circumferential direction are hinged on each of the two sliding blocks 30, one side of each of the three pushing rods 31 away from the corresponding sliding block 30 is hinged with one of the position-limiting rods 28, a first elastic member 32 is fixedly connected between the two sliding blocks 30, the first elastic member 32 is a spring, the two sliding blocks 30 are pushed to move by the elastic force generated by the compressed first elastic member 32, the two sliding blocks 30 move to drive the pushing rods 31 to move, the pushing rods 31 move to drive the position-limiting rods 28 to move, and further realize the automatic resetting of the three position-limiting rods 28, a rectangular groove 33 is formed in the first adjusting screw 15, a rectangular sliding block 34 is connected in the rectangular groove 33 in a sliding manner, an adjusting telescopic rod 35 with two ends penetrating out of the first adjusting screw 15 is connected to the rectangular sliding block 34 in a threaded manner, the inner diameter section of the adjusting telescopic rod 35 is rectangular, a second elastic part 36 used for pushing the rectangular sliding block 34 to the first elastic part 32 is sleeved on the adjusting telescopic rod 35, the second elastic part 36 is a spring, the rectangular sliding block 34 is pushed by the elastic force generated by the compressed second elastic part 36, the rectangular sliding block 34 pushes the adjusting telescopic rod 35 to move, the adjusting telescopic rod 35 can move when the limiting rod 28 is tightly attached to the inner wall of a workpiece while the pushing action of the adjusting telescopic rod 35 is ensured, the phenomenon that the workpiece is supported by the limiting rod 28 is avoided, one end, close to the second limiting plate 9, of the adjusting telescopic rod 35 passes through the second limiting plate 9 and is attached to the sliding block 30, adjust the one end fixedly connected with magnetic adjustment button 37 that telescopic link 35 kept away from second limiting plate 9, offer on the first adjusting screw 15 and be used for magnetic adjustment button 37 male caulking groove 38, drive through rotatory magnetic adjustment button 37 and rotate with magnetic adjustment button 37 fixed connection's regulation telescopic link 35, adjust telescopic link 35 and rotate and drive rectangle slider 34 through the threaded connection with rectangle slider 34 and rotate, nevertheless because rectangular channel 33 has restricted the rotation of rectangle slider 34 and has made regulation telescopic link 35 can only remove along rectangle slider 34, realize the regulation to regulation telescopic link 35 position, make regulation telescopic link 35 can adjust according to the size of work piece, make overall structure's application scope more extensive.

As shown in fig. 4, 6 and 7, the first adjusting structure includes a first bidirectional screw 39 rotatably connected to a wall of the first sliding groove 4 and a first adjusting knob 40 fixedly connected to an end of the first bidirectional screw 39 penetrating out of the first sliding groove 4, the first support plate 5 and the second support plate 6 are both in threaded connection with the first bidirectional screw 39, the first adjusting knob 40 rotates to drive the first bidirectional screw 39 fixedly connected to the first adjusting knob 40 to rotate, the first bidirectional screw 39 rotates to drive the first support plate 5 and the second support plate 6 in threaded connection with the first bidirectional screw 39 to rotate, the first sliding groove 4 limits the rotational freedom of the first support plate 5 and the second support plate 6 so that the first support plate 5 and the second support plate 6 can only slidably fit with the bidirectional screw of the first bidirectional screw 39 along the first sliding groove 4 to realize that the first support plate 5 and the second support plate 6 can simultaneously approach and separate, the first supporting plate 5 and the second supporting plate 6 are driven to move through the movement of the first supporting plate 5 and the second supporting plate 6, and then the workpiece is clamped.

As shown in fig. 5, the second adjusting structure includes a second adjusting screw 41 in threaded connection with the second connecting block 21, a second adjusting knob 42 is fixedly connected to a side of the second adjusting screw 41 close to the second connecting block 21, a side of the second adjusting screw 41 away from the second connecting block 21 is rotatably connected to the first pressing block 22, the second adjusting knob 42 rotates to drive the second adjusting screw 41 to rotate, the second adjusting screw 41 rotates to drive the first pressing block 22 rotatably connected to the second adjusting screw 41 to rotate, because the second connecting block 21 limits the rotation of the first pressing block 22, the first pressing block 22 can only move on the second connecting block 21, and meanwhile, the second adjusting screw 41 enables the second adjusting screw 41 to change the length penetrating into the bottom of the second adjusting screw 41 through threaded connection with the second connecting block 21, the second adjusting screw 41 drives the first pressing block 22 to move to adjust the position of the first pressing block 22, therefore, the first pressing block 22 can clamp workpieces with different sizes, and the application range of the whole structure is wider.

As shown in fig. 1 and 2, one side of the first position-limiting plate 7 close to the second position-limiting plate 9 is provided with four fourth connecting grooves 43 which are uniformly arranged in the circumferential direction, the central position of the first position-limiting plate 7 is provided with a gear groove 44, the first clamping structure comprises a second bidirectional screw 45 which is rotatably connected with the two fourth connecting grooves 43 in the vertical direction, one end of the second bidirectional screw 45 penetrates through the groove wall of the fourth connecting groove 43 and is fixedly connected with a third adjusting knob 46, the two fourth connecting grooves 43 in the horizontal direction are rotatably connected with a driving screw 47 which penetrates into the gear groove 44, the screw directions of the driving screws 47 in the two first connecting grooves 12 in the horizontal direction are opposite, the parts of the driving screw 47 and the second bidirectional screw 45 which are positioned in the gear groove 44 are fixedly connected with bevel gears 48 which are engaged with each other, the driving screw 47 and the second bidirectional screw 45 are both threadedly connected with arc-shaped pressing plates 49, the third adjusting knob 46 rotates to drive the second bidirectional screw 45 to rotate, the second bidirectional screw 45 rotates to drive the bevel gear 48 fixedly connected with the second bidirectional screw 45 to rotate, the bevel gear 48 on the second bidirectional screw 45 rotates to drive the bevel gear 48 fixedly connected with the driving screw 47 to rotate through meshing, the driving screw 47 and the second bidirectional screw 45 rotate to drive the arc pressing plate 49 to rotate through threaded connection with the arc pressing plate 49, the arc pressing plate 49 can only slide along the fourth connecting groove 43 due to the fact that the fourth connecting groove 43 limits the rotation of the arc pressing plate 49, and the four arc pressing plates 49 move to be attached to a workpiece so as to clamp the workpiece.

As shown in fig. 5 and 8, the six second connecting grooves 20 are fixedly connected with a third elastic member 50 for pushing the six L-shaped clamping bars 18 to one side close to each other, the third elastic member 50 is configured as a spring, and the elastic force generated by the compressed third elastic member 50 pushes the L-shaped clamping bars 18 to move, so that the L-shaped clamping bars 18 are automatically reset, and the clamping process of the workpiece is more convenient and faster.

The working principle is as follows: adjusting the distance between the arc-shaped pressing plates 49 according to the actual size of the workpiece, rotating the third adjusting knob 46, the third adjusting knob 46 rotates to drive the second bidirectional screw 45 fixedly connected with the third adjusting knob 46 to rotate, the second bidirectional screw 45 rotates to drive the bevel gear 48 fixedly connected with the second bidirectional screw 45 to rotate, the bevel gear 48 rotates to drive the bevel gear 48 on the driving screw 47 to rotate through meshing, the driving screw 47 and the second bidirectional screw 45 rotate to drive the arc-shaped pressing plates 49 in threaded connection with the driving screw 47 and the second bidirectional screw 45 to rotate, because the fourth connecting groove 43 limits the rotation of the arc-shaped pressing plates 49, the arc-shaped pressing plates 49 move along the driving screw 47 and the second bidirectional screw 45, thereby realizing the adjustment of the positions between the four arc-shaped pressing plates 49, and enabling the four arc-shaped pressing plates 49 to be in proper positions, the position of the first pressing block 22 is adjusted according to the actual size of the workpiece, the second adjusting knob 42 is rotated, the second adjusting knob 42 rotates to drive the second adjusting screw 41 fixedly connected with the second adjusting knob 42 to rotate, the length of the second adjusting screw 41 extending into the bottom of the second connecting block 21 can be changed in the rotating process of the second adjusting screw 41 due to the threaded connection between the second adjusting screw 41 and the second connecting block 21, the second adjusting screw 41 can drive the first pressing block 22 rotatably connected with the second adjusting screw 41 to move when the process is completed, the position of the first pressing block 22 is adjusted, due to the sliding connection between the first pressing block 22 and the second connecting block 21, the first pressing block 22 cannot rotate along with the second adjusting screw 41 when the position of the first pressing block 22 is adjusted, and the position of the first arc-shaped pressing groove 23 is fixed, thereby ensuring the stability of the function of the first compressing block 22 for compressing and limiting, adjusting the position of the adjusting telescopic rod 35 according to the actual size of the workpiece, and further ensuring the stability of the size that the three limiting rods 28 can limit, rotating the magnetic adjusting button 37, the magnetic adjusting button 37 rotates to drive the adjusting telescopic rod 35 fixedly connected with the magnetic adjusting button 37 to rotate, the adjusting telescopic rod 35 rotates to enable the adjusting telescopic rod 35 to change the length penetrating to one side of the second limiting plate 9 through the threaded connection with the rectangular slider 34, placing the workpiece on the second limiting plate 9, rotating the first adjusting screw 15, the first adjusting screw 15 drives the connecting frame 13 to move through the threaded connection with the connecting frame 13, the first adjusting screw 15 can only move along the connecting frame 13 due to the fixed connection between the connecting frame 13 and the connecting ring 8, and the guiding inclined plane 17 and the smooth section 16 are driven to gradually approach to the second limiting plate 9 during the movement of the first adjusting screw 15, when the process is finished, the L-shaped clamping rod 18 is gradually pushed away outwards under the action of the guide inclined surface 17, the L-shaped clamping rod 18 drives the arc-shaped pressing block 19 to gradually expand outwards in the moving process and to be attached to the inner wall of the thin-walled cylindrical ring part to clamp the thin-walled cylindrical ring part, the L-shaped clamping rod 18 drives the transmission rack 24 fixedly connected with the L-shaped clamping rod 18 to move in the moving process, the transmission rack 24 drives the transmission gear 25 to rotate through meshing in the moving process, the transmission gear 25 rotates to realize pushing of the second connecting block 21 through meshing with the clamping teeth 26 on the second connecting block 21, the second connecting block 21 drives the first pressing block 22 to gradually approach to the outer wall of the thin-walled cylindrical ring part to clamp the thin-walled cylindrical ring part in the moving process, and the telescopic rod 35 is adjusted to gradually approach to the sliding block 30 and pushes the sliding block 30 to move in the finishing process, the sliding block 30 drives the pushing rod 31 hinged with the sliding block 30 to move in the moving process, the pushing rod 31 moves to drive the limiting rod 28 to move towards two sides through the hinge joint with the limiting rod 28, the workpiece is clamped gradually in the moving process of the limiting rod 28, when the limiting rod 28 is attached to the workpiece but the first adjusting screw 15 needs to move, the limiting rod 28 cannot expand outwards at the moment, the pushing rod 31 and the sliding block 30 are both in fixed positions, the adjusting telescopic rod 35 pushes the rectangular sliding block 34 to move at the moment, the rectangular sliding block 34 moves to compress the second elastic piece 36, the position of the adjusting telescopic rod 35 has self-adaptability, the structure is protected, at the moment, the first elastic piece 32 and the third elastic piece 50 are both in a compressed state, the first adjusting knob 40 is rotated, the first adjusting knob 40 rotates to drive the first supporting plate 5 and the second supporting plate 6 in the first sliding groove 4 to approach each other, the first limiting plate 7 is attached to the workpiece to clamp the workpiece, when the workpiece needs to rotate by an angle, the first adjusting screw 15 is rotated reversely, so that the first adjusting screw 15 is gradually far away from the second limiting plate 9, at the moment, the L-shaped clamping rod 18 and the limiting rod 28 are automatically reset under the action of elastic forces generated by the compressed third elastic piece 50 and the first elastic piece 32, meanwhile, the second connecting block 21 is also far away from the workpiece under the action of the linkage structure, the workpiece can be adjusted in angle, and the novel working principle is achieved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides an equipment for accessory production, includes bench drill body (1), fixedly connected with base (2), its characterized in that on bench drill body (1): the base (2) is fixedly connected with a bottom plate (3), the bottom plate (3) is provided with a first sliding groove (4), the first sliding groove (4) is internally and slidably connected with a first supporting plate (5) and a second supporting plate (6) which are symmetrically arranged, a first adjusting structure for adjusting the distance between the first supporting plate (5) and the second supporting plate (6) is arranged in the first sliding groove (4), a first limiting plate (7) is fixedly connected to the position, close to the top, of the first supporting plate (5), a first clamping structure is arranged on the first limiting plate (7), a connecting ring (8) is fixedly connected to the top of the second supporting plate (6), a second limiting plate (9) is fixedly connected to one side, close to the first limiting plate (7), of the connecting ring (8), and a second clamping structure and a third clamping structure are arranged on the second limiting plate (9), a linkage structure is arranged between the second clamping structure and the third clamping structure, a plurality of second sliding grooves (10) which are uniformly arranged in the circumferential direction are formed in the second limiting plate (9), one side, away from the first limiting plate (7), of the second limiting plate (9) is fixedly connected with a plurality of first connecting blocks (11) corresponding to the second sliding grooves (10), a plurality of first connecting grooves (12) are formed in the first connecting blocks (11), a connecting frame (13) is also fixedly connected in the connecting ring (8), one side, away from the second limiting plate (9), of the connecting frame (13) is provided with a threaded hole (14), the second clamping structure comprises a first adjusting screw rod (15) in threaded connection with the connecting frame (13), one end, close to the second limiting plate (9), of the first adjusting screw rod (15) is provided with a smooth section (16) and a guide inclined plane (17), the second clamping structure further comprises an L-shaped clamping rod (18) sliding in a plurality of second sliding grooves (10) and a plurality of first connecting grooves (12), one side, close to the first limiting plate (7), of the L-shaped clamping rod (18) is fixedly connected with an arc-shaped pressing block (19), one side, close to the first limiting plate (7), of the second limiting plate (9) is provided with a plurality of second connecting grooves (20) communicated with the plurality of second sliding grooves (10), the third clamping structure comprises a plurality of second connecting blocks (21) sliding in the plurality of second connecting grooves (20), the second connecting blocks (21) are slidably connected with first pressing blocks (22), second adjusting structures used for adjusting the movement of the first pressing blocks (22) are arranged on the second connecting blocks (21), one side, far away from the second adjusting structures, of the first pressing blocks (22) is provided with first arc-shaped pressing grooves (23), the linkage structure comprises a plurality of transmission racks (24) fixedly connected with a plurality of L-shaped clamping rods (18), a transmission gear (25) meshed with the transmission racks (24) is rotatably connected between a second sliding groove (10) and a second connecting groove (20), a plurality of clamping teeth (26) meshed with the transmission gear (25) are fixedly connected on a second connecting block (21), a plurality of third connecting grooves (27) which are circumferentially and uniformly arranged are formed in a second limiting plate (9), a plurality of limiting rods (28) are slidably connected in the third connecting grooves (27), a plurality of sliding grooves (29) are formed in the limiting rods (28), sliding blocks (30) are symmetrically arranged in the sliding grooves (29), a plurality of pushing rods (31) which are circumferentially and uniformly arranged are hinged on the sliding blocks (30), and one side, away from the sliding blocks (30), of the pushing rods (31) is hinged with one limiting rod (28) respectively, two go back the first elastic component of fixedly connected with (32) between sliding block (30), rectangular channel (33) have been seted up in first adjusting screw (15), sliding connection has rectangle slider (34) in rectangular channel (33), threaded connection has regulation telescopic link (35) that first adjusting screw (15) were worn out at both ends on rectangle slider (34), the internal diameter cross-sectional shape of adjusting telescopic link (35) is the rectangle, it is equipped with second elastic component (36) that are used for pushing rectangle slider (34) to first elastic component (32) to adjust telescopic link (35) to go up the cover, the one end that adjusts telescopic link (35) and is close to second limiting plate (9) is passed second limiting plate (9) and is laminated with (30), the one end fixed connection that second limiting plate (9) were kept away from in regulation telescopic link (35) has magnetic adjusting button (37), set up on first adjusting screw (15) and be used for magnetic adjusting button (37) male caulking groove (38).

2. An apparatus for the production of accessories according to claim 1, wherein: the first adjusting structure comprises a first bidirectional screw (39) rotatably connected with the wall of the first sliding groove (4) and a first adjusting knob (40) fixedly connected with one end, penetrating out of the first sliding groove (4), of the first bidirectional screw (39), and the first supporting plate (5) and the second supporting plate (6) are in threaded connection with the first bidirectional screw (39).

3. The apparatus for the production of parts according to claim 1, wherein: the second is adjusted the structure and is included second adjusting screw (41) with second connecting block (21) threaded connection, second adjusting screw (41) are close to one side fixedly connected with second adjust knob (42) of second connecting block (21), one side that second connecting block (21) was kept away from in second adjusting screw (41) is rotated with first compact heap (22) and is connected.

4. An apparatus for the production of accessories according to claim 1, wherein: one side of the first limit plate (7) close to the second limit plate (9) is provided with four fourth connecting grooves (43) which are uniformly arranged in the circumferential direction, a gear groove (44) is formed in the center of the first limiting plate (7), the first clamping structure comprises a second bidirectional screw (45) which is rotatably connected with two fourth connecting grooves (43) in the vertical direction, one end of the second bidirectional screw rod (45) penetrates through the fourth connecting groove (43) and is fixedly connected with a third adjusting knob (46), the two fourth connecting grooves (43) in the horizontal direction are both rotatably connected with driving screw rods (47) penetrating into the gear grooves (44), the drive screw (47) and the second bidirectional screw (45) are both fixedly connected with bevel gears (48) which are meshed with each other at the parts positioned in the gear grooves (44), and the driving screw (47) and the second bidirectional screw (45) are both in threaded connection with an arc-shaped pressing plate (49).

5. An apparatus for the production of accessories according to claim 2, wherein: third elastic pieces (50) used for pushing the L-shaped clamping rods (18) to one side close to each other are fixedly connected in the second connecting grooves (20).