CN114227303A

CN114227303A - Ruler frame milling flutes anchor clamps

Info

Publication number: CN114227303A
Application number: CN202111360311.5A
Authority: CN
Inventors: 汪直; 汪界斌
Original assignee: Anhui Sanmetric Cutting Tools Co ltd
Current assignee: Anhui Sanmetric Cutting Tools Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-03-25

Abstract

The invention relates to a ruler frame groove milling clamp which comprises a combined clamp, a combined clamp driving mechanism, a ruler frame clamping and fixing mechanism and a ruler frame position correcting mechanism, wherein the combined clamp comprises a clamp frame and a clamp plate which is detachably arranged in the clamp frame, a machining caulking groove, a correcting caulking groove and a feeding caulking groove which are used for placing a ruler frame are sequentially arranged on the upper surface of the clamp plate, the combined clamp driving mechanism drives the combined clamp to move along the length direction of the combined clamp, so that the machining caulking groove, the correcting caulking groove and the feeding caulking groove move left or right by a station, the ruler frame clamping and fixing mechanism clamps the ruler frame in the machining caulking groove, and the ruler frame position correcting mechanism is driven to clamp and correct the ruler frame in the correcting caulking groove. The combined fixture and the mechanisms cooperatively work, so that the continuous feeding, correction, groove milling and blanking operations of the ruler frame can be realized, the machining efficiency is high, the ruler frames with different specifications can be machined through simple disassembly and replacement operations of the fixture plate and the correction assembly, and the production efficiency is not influenced.

Description

Ruler frame milling flutes anchor clamps

Technical Field

The invention belongs to the field of vernier caliper machining, and particularly relates to a ruler frame groove milling clamp.

Background

Milling the groove of the caliper frame is an important process for the production of the vernier caliper. At present, when various ruler frame grooves of vernier calipers are machined, a plurality of conveying, converting and outputting stations are needed to be matched, so that a plurality of required tool fixtures are needed, equipment cost, loading and unloading cost and the like are increased, all the tool fixtures need to be replaced for different specifications of ruler frames, time is wasted, labor intensity is high, and production efficiency is affected.

Disclosure of Invention

The invention aims to solve the problems and provide a ruler frame groove milling clamp.

The invention realizes the purpose through the following technical scheme:

a rule frame milling flutes fixture, comprising:

the combined clamp comprises a clamp frame and a clamp plate which is detachably arranged in the clamp frame, wherein the upper surface of the clamp plate is sequentially provided with a processing caulking groove, a correcting caulking groove and a feeding caulking groove for placing the ruler frame;

the combined clamp driving mechanism is arranged on the workbench and used for driving the combined clamp to move along the length direction of the combined clamp, so that the processing caulking groove, the correcting caulking groove and the feeding caulking groove move left or right by one station;

the ruler frame clamping and fixing mechanism is used for clamping and processing the ruler frame in the embedded groove;

a scale frame position correcting mechanism; the correcting embedded groove is detachably arranged on the ruler frame clamping and fixing mechanism and is driven by the ruler frame clamping and fixing mechanism to clamp and correct the position of the ruler frame in the correcting embedded groove;

when the combined clamp driving mechanism drives the combined clamp to do reciprocating movement left and right once, the processed ruler frame in the processing caulking groove is discharged, and the ruler frame clamping and fixing mechanism and the ruler frame position correcting mechanism respectively clamp the ruler frames in the correction caulking groove and the feeding caulking groove and place the ruler frames in the processing caulking groove and the correction caulking groove for groove milling and position correction.

As a further optimization scheme of the invention, the notches of the processing caulking groove, the correcting caulking groove and the feeding caulking groove are all larger than the groove bottom, the front side and the rear side of the processing caulking groove, the correcting caulking groove and the feeding caulking groove are respectively provided with a notch, the front end or the rear end of each notch penetrates through the side walls of the clamp plate and the clamp frame, and the top end of each notch forms an opening.

As a further optimization scheme of the invention, the combined clamp driving mechanism comprises a vertical cylinder fixedly connected to the bottom of the clamp frame and a linear guide rail for driving the vertical cylinder to horizontally move.

As a further optimization scheme of the invention, the ruler frame clamping and fixing mechanism comprises a first clamping plate and a pushing cylinder, wherein the first clamping plate is symmetrically distributed in the grooves on the front side and the rear side of the processing caulking groove, and the pushing cylinder drives the first clamping plate.

As a further optimization scheme of the invention, the ruler frame position correcting mechanism comprises connecting rods which are detachably connected to the rod ends of the two pushing air cylinders respectively through connecting components, and a correcting component and a second clamping plate which are fixedly arranged at the other ends of the two connecting rods, wherein the two connecting rods drive the two correcting components and the second clamping plate to move along with the rod ends of the pushing air cylinders, the combined correcting component is attached to the outer side wall of the ruler frame, and the second clamping plate is in clamping fit with the open groove of the correcting caulking groove.

As a further optimization scheme of the invention, the depth of the groove is greater than the depth of the processing caulking groove, the correction caulking groove and the feeding caulking groove, and bayonets are arranged on the side walls of the first clamping plate and the second clamping plate close to the ruler frame and are clamped on the edges of the two sides of the ruler frame.

As a further optimization scheme of the invention, the correction assembly comprises a connecting rod and a plurality of positioning columns which are fixed at the bottom of the connecting rod and attached to the outer side wall of the ruler frame.

As a further optimized scheme of the invention, the connecting assembly comprises a sleeve, a screw, a retaining ring and a nut, the sleeve is fixedly connected with the connecting rod, the sleeve is sleeved on the screw corresponding to the top of the retaining ring, the nut is arranged on the top of the sleeve and is in threaded connection with the screw, the cross sections of the screw in the inner cavity of the sleeve and the screw inside the sleeve are both polygonal, and the screw is fixed on the end of the pushing cylinder rod.

As a further optimized scheme of the invention, the clamp frame and the clamp plate are detachably connected through screws on two sides, and handles are fixedly arranged on the tops of two ends of the clamp plate.

The invention has the beneficial effects that:

1) according to the invention, the feeding, correcting and processing tools of the ruler frame are integrated on a combined fixture consisting of the fixture frame and the fixture plate with a plurality of caulking grooves, and the continuous feeding, correcting, groove milling and blanking operations of the ruler frame can be realized by utilizing the matched operations of the combined fixture, the combined fixture driving mechanism, the ruler frame clamping and fixing mechanism and the ruler frame position correcting mechanism, so that the processing efficiency is high, and when the ruler frames with different specifications are processed, only the fixture plate and the correcting component need to be replaced, the operation is quick and convenient, and the production efficiency is not influenced;

2) the feeding, correcting and processing caulking grooves are uniformly distributed on the clamp plate at intervals in a straight line shape, the whole combined clamp only needs to move left and right and up and down, and the continuous feeding, correcting, groove milling and blanking processing operations of the ruler frame can be realized by matching with the clamping action of the pushing cylinder, and the whole device is simple in structure, economical and practical.

Drawings

Fig. 1 is an overall top view of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic cross-sectional view of the connecting assembly of the present invention.

Fig. 4 is a top view of the screw of the present invention.

In the figure: 1. assembling a clamp; 11. a clamp frame; 12. a clamp plate; 121. processing a caulking groove; 122. correcting the caulking groove; 123. a material loading caulking groove; 124. grooving; 13. a screw; 14. a handle; 2. a modular fixture drive mechanism; 21. a vertical cylinder; 22. a linear guide rail; 3. a ruler frame clamping and fixing mechanism; 31. a first clamping plate; 32. a push cylinder; 4. a scale frame position correcting mechanism; 41. a connecting assembly; 411. a sleeve; 412. a screw; 413. a baffle ring; 414. a nut; 42. a connecting rod; 43. a correction component; 431. a connecting rod; 432. a positioning column; 44. and a second splint.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; in the description of the present invention, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.

Example 1

As shown in fig. 1-2, a rule frame milling groove clamp comprises:

the combined clamp 1 comprises a clamp frame 11 and a clamp plate 12 which is detachably arranged in the clamp frame 11, wherein a processing caulking groove 121, a correcting caulking groove 122 and a feeding caulking groove 123 which are used for placing a ruler frame are sequentially formed in the upper surface of the clamp plate 12; the notches of the processing caulking groove 121, the correcting caulking groove 122 and the feeding caulking groove 123 are larger than the groove bottoms, the front side and the rear side of the processing caulking groove 121, the correcting caulking groove 122 and the feeding caulking groove 123 are respectively provided with a notch 124, the front end or the rear end of each notch 124 penetrates through the side walls of the clamp plate 12 and the clamp frame 11, and the top ends of the notches form openings; the depth of the slot 124 is greater than the depth of the machining caulking groove 121, the correction caulking groove 122 and the feeding caulking groove 123; the clamp frame 11 and the clamp plate 12 are detachably connected through screws 13 on two sides, and handles 14 are fixedly arranged at the tops of two ends of the clamp plate 12;

the combined clamp driving mechanism 2 is arranged on the workbench and used for driving the combined clamp 1 to move along the length direction of the combined clamp so that the processing caulking groove 121, the correcting caulking groove 122 and the feeding caulking groove 123 move left or right by one station; the combined clamp driving mechanism 2 comprises a vertical cylinder 21 fixedly connected to the bottom of the clamp frame 11 and a linear guide rail 22 for driving the vertical cylinder 21 to move horizontally;

a scale frame clamping and fixing mechanism 3 for clamping and processing the scale frame in the caulking groove 121; the ruler frame clamping and fixing mechanism 3 comprises a first clamping plate 31 and a pushing cylinder 32, wherein the first clamping plate 31 is symmetrically distributed in grooves 124 on the front side and the rear side of a processing caulking groove 121, and the pushing cylinder 32 drives the first clamping plate 31;

a scale frame position correcting mechanism 4; the ruler clamping and fixing mechanism is detachably arranged on the ruler frame clamping and fixing mechanism 3, is driven by the ruler frame clamping and fixing mechanism 3, and clamps and corrects the position of the ruler frame in the correction caulking groove 122; the ruler frame position correcting mechanism 4 comprises connecting rods 42 detachably connected to the rod ends of the two pushing cylinders 32 through connecting assemblies 41 respectively, and a correcting assembly 43 and a second clamping plate 44 fixedly arranged at the other ends of the two connecting rods 42, the two connecting rods 42 drive the two correcting assemblies 43 and the second clamping plate 44 to move along with the rod ends of the pushing cylinders 32, the combined correcting assembly 43 is attached to the outer side wall of the ruler frame, and the second clamping plate 44 is in clamping fit with the open groove 124 of the correcting caulking groove 122; bayonets are arranged on the side walls, close to the ruler frame, of the first clamping plate 31 and the second clamping plate 44, and the bayonets are clamped on the edges of the two sides of the ruler frame;

when the combined clamp driving mechanism 2 drives the combined clamp 1 to perform reciprocating movement left and right once, the processed ruler frame in the processing caulking groove 121 is discharged, and the ruler frame clamping and fixing mechanism 3 and the ruler frame position correcting mechanism 4 clamp the ruler frames in the correcting caulking groove 122 and the feeding caulking groove 123 respectively and place the ruler frames in the processing caulking groove 121 and the correcting caulking groove 122 for groove milling and position correction.

It should be noted that, when the fixture plate 12 is processed, the three caulking grooves on the fixture plate 12 are different in size, so as to facilitate the feeding of workers, the size of the feeding caulking groove 123 is larger, the size of the correction caulking groove 122 is slightly smaller, and the size of the processing caulking groove 121 is the smallest but is matched with the edge of the ruler frame;

when the whole groove milling fixture is used, the fixture plate 12 is placed in the fixture frame 11 and then fixed by the screws 13 to form the combined fixture 1, the combined fixture 1 is positioned on three stations on the right side of four stations on the workbench at the moment, wherein the four stations are a blanking station, a machining station, a correction station and a loading station respectively, the machining caulking groove 121, the correction caulking groove 122 and the loading caulking groove 123 correspond to the machining station, the correction station and the loading station respectively, and the loading caulking groove 123 is positioned at the loading station at the moment, so that a worker can conveniently place the ruler frame in the loading caulking groove 123;

after the feeding is finished, the linear guide rail 22 drives the whole combined clamp 1 to move to the left by one station, at the moment, a ruler frame in the feeding caulking groove 123 moves to a correction station, the pushing cylinder 32 is started to drive the first clamping plate 31, the second clamping plate 44 and the correction assembly 43 to move towards the ruler frame, the correction assembly 43 clamps and corrects the ruler frame, the second clamping plate 44 penetrates through the notch 124 to clamp and fix the ruler frame, at the moment, the vertical cylinder 21 and the linear guide rail 22 are driven again to enable the whole combined clamp 1 to sequentially move downwards, move rightwards and move upwards, the original feeding station is recovered, the ruler frame is fixed by the second clamping plate 44, does not move and is clamped with the correction caulking groove 122, the feeding caulking groove 123 is left, and the feeding can be carried out again;

after the material is loaded again, the pushing cylinder 32 drives the first clamping plate 31, the second clamping plate 44 and the correcting component 43 to return to the original position, the clamping plates are separated from the slots 124, the combined fixture 1 is separated, at this time, the linear guide rail 22 drives the whole combined fixture 1 to move to the left by one station, the ruler frame in the correction caulking groove 122 moves to a processing station, the ruler frame in the feeding caulking groove 123 moves to the correction station, at this time, the pushing cylinder 32 is driven again, the ruler frame in the feeding caulking groove 123 is corrected by the correction mechanism, the first clamping plate 31 and the second clamping plate 44 respectively clamp and fix the two ruler frames in the correction caulking groove 122 and the feeding caulking groove 123, the vertical cylinder 21 and the linear guide rail 22 are driven again, so that the whole combined fixture 1 sequentially moves downwards, moves to the right and then moves upwards, and returns to the original feeding station, at this time, the two ruler frames are respectively located in the processing caulking groove 121 and the correction caulking groove 122, and the ruler frame in the processing caulking groove 121 can be subjected to groove milling processing by the milling machine;

after the milling groove is machined, the pushing cylinder 32 drives the first clamping plate 31, the second clamping plate 44 and the correcting assembly 43 to restore to the original positions, the linear guide rail 22 drives the combined clamp 1 to move to the left by one station, the ruler frame in the machining caulking groove 121 moves to a blanking station, blanking of workers is facilitated, meanwhile, the first clamping plate 31 and the second clamping plate 44 clamp the two ruler frames in the current correcting caulking groove 122 and the current feeding caulking groove 123 respectively, and continuous feeding, correcting and milling groove machining operation of the ruler frames can be achieved by repeating the actions, so that machining efficiency is high;

when the ruler frames with different specifications are machined, the clamp plate 12 is taken out of the clamp frame 11 through the handle 14 to be replaced only by loosening the screw 13, so that the operation is convenient and quick, and the assembly and disassembly are convenient; the correcting component 43 can be detached from the pushing cylinder 32 through the connecting component 41, and the correcting component 43 matched with a new ruler frame is replaced.

As shown in fig. 1-2, the correcting assembly 43 includes a connecting rod 431 and a plurality of positioning posts 432 fixed to the bottom of the connecting rod 431 and attached to the outer side wall of the ruler frame.

It should be noted that when the ruler frame is located in the correction caulking groove 122, the two correction assemblies 43 are driven by the pushing cylinder 32 to gradually approach the ruler frame, and the positioning post 432 can position the ruler frame when gradually approaching the outer side wall of the ruler frame;

and reference column 432 sets up to vertical form, and its top diameter is less than the bottom diameter, can make things convenient for the workman directly to throw the material at its top, puts into the chi frame from the uncovered department in top that a plurality of reference columns 432 surrounded, the chi frame is by accurate location gradually when from the top down is placed, it is accurate to correspond with processing caulking groove 121 when conveniently moving to processing caulking groove 121, can drop into processing rapidly, can cancel the setting of material loading caulking groove 123 this moment, shorten whole anchor clamps length, use in being applicable to the little space.

As shown in fig. 3-4, the connection assembly 41 includes a sleeve 411, a screw 412, a retaining ring 413, and a nut 414, the sleeve 411 is fixedly connected to the connecting rod 42, the sleeve 411 is sleeved on the screw 412 corresponding to the top of the retaining ring 413, the nut 414 is disposed on the top of the sleeve 411 and is in threaded connection with the screw 412, the cross-sections of the inner cavity of the sleeve 411 and the screw 412 inside the sleeve 411 are both polygonal, and the screw 412 is fixed to the rod end of the push cylinder 32.

It should be noted that, when the calibration assembly 43 is replaced, the calibration assembly can be detached and installed through the connection assembly 41 at one end of the connecting rod 42, specifically: the nut 414 is taken down, the connecting rod 42 drives the sleeve 411 to be separated from the screw 412, after the new correction assembly 43 is replaced, the connecting rod 42 connected with the new correction assembly 43 drives the sleeve 411 to be inserted into the screw 412, the sleeve 411 is clamped with the screw 412, because the cross sections of the inner cavity of the sleeve 411 and the screw 412 on the inner side of the sleeve 411 are both polygonal, the sleeve 411 cannot move, the stability of the correction assembly 43 is ensured, and finally the nut 414 is screwed on the screw 412 and matched with the baffle ring 413 to clamp and fix the sleeve 411.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a chi frame milling flutes anchor clamps which characterized in that includes:

the combined clamp (1) comprises a clamp frame (11) and a clamp plate (12) which is detachably arranged in the clamp frame (11), wherein a processing caulking groove (121), a correcting caulking groove (122) and a feeding caulking groove (123) for placing the ruler frame are sequentially formed in the upper surface of the clamp plate (12);

the combined clamp driving mechanism (2) is arranged on the workbench and used for driving the combined clamp (1) to move along the length direction of the combined clamp so that the processing caulking groove (121), the correcting caulking groove (122) and the feeding caulking groove (123) move left or right by one station;

the ruler frame clamping and fixing mechanism (3) is used for clamping and machining the ruler frame in the embedded groove (121);

a ruler frame position correcting mechanism (4); the ruler clamping and fixing mechanism is detachably arranged on the ruler frame clamping and fixing mechanism (3), is driven by the ruler frame clamping and fixing mechanism (3), and clamps and corrects the position of the ruler frame in the correction caulking groove (122);

when the combined clamp driving mechanism (2) drives the combined clamp (1) to do reciprocating movement left and right once, the processed ruler frame in the processing caulking groove (121) is discharged, and the ruler frame clamping and fixing mechanism (3) and the ruler frame position correcting mechanism (4) respectively clamp the ruler frames in the correcting caulking groove (122) and the feeding caulking groove (123) and place the ruler frames in the processing caulking groove (121) and the correcting caulking groove (122) for groove milling and position correction.

2. A blade milling groove holder according to claim 1, wherein: the notch of processing caulking groove (121), correction caulking groove (122) and material loading caulking groove (123) all is greater than the tank bottom, both sides all are provided with fluting (124) around processing caulking groove (121), correction caulking groove (122) and material loading caulking groove (123), fluting (124) front end or rear end run through anchor clamps board (12) and anchor clamps frame (11) lateral wall, and the top forms uncovered.

3. A blade milling groove holder according to claim 1, wherein: the combined clamp driving mechanism (2) comprises a vertical cylinder (21) fixedly connected to the bottom of the clamp frame (11) and a linear guide rail (22) for driving the vertical cylinder (21) to horizontally move.

4. A blade milling groove holder according to claim 1, wherein: the ruler frame clamping and fixing mechanism (3) comprises a first clamping plate (31) and a pushing cylinder (32), wherein the first clamping plate (31) is symmetrically distributed in grooves (124) on the front side and the rear side of a processing caulking groove (121), and the pushing cylinder (32) drives the first clamping plate (31).

5. A blade milling groove holder according to claim 4, wherein: ruler frame position correction mechanism (4) can dismantle connecting rod (42) in two promotion cylinder (32) rod ends including connecting assembling (41) respectively and fixed the correction subassembly (43) and No. two splint (44) that set up in two connecting rod (42) other ends, two connecting rods (42) drive two correction subassemblies (43) and No. two splint (44) and follow promotion cylinder (32) rod end and move, correction subassembly (43) and the laminating of ruler frame lateral wall of combination, No. two splint (44) and fluting (124) joint cooperation of correction caulking groove (122).

6. A blade milling groove holder according to claim 5, wherein: the depth of the groove (124) is larger than the depth of the processing caulking groove (121), the correction caulking groove (122) and the feeding caulking groove (123), a bayonet is arranged on one side wall, close to the ruler frame, of the first clamping plate (31) and the second clamping plate (44), and the bayonet is clamped on the edges of two sides of the ruler frame.

7. A blade milling groove holder according to claim 5, wherein: the correcting component (43) comprises a connecting rod (431) and a plurality of positioning columns (432) which are fixed at the bottom of the connecting rod (431) and attached to the outer side wall of the ruler frame.

8. A blade milling groove holder according to claim 5, wherein: coupling assembling (41) include sleeve (411), screw rod (412), keep off ring (413) and nut (414), sleeve (411) and connecting rod (42) fixed connection, sleeve (411) cover is located and is kept off on screw rod (412) that ring (413) top corresponds, nut (414) set up in sleeve (411) top and with screw rod (412) threaded connection, sleeve (411) inner chamber and screw rod (412) cross-section inboard thereof all set up to the polygon, screw rod (412) are fixed in push cylinder (32) rod end.

9. A blade milling groove holder according to claim 1, wherein: the clamp frame (11) and the clamp plate (12) are detachably connected through screws (13) on two sides, and handles (14) are fixedly arranged at the tops of two ends of the clamp plate (12).