CN209998965U - Clamping assembly, clamp and wire drawing equipment - Google Patents

Abstract

The utility model discloses a centre gripping subassembly, anchor clamps and wire drawing equipment foretell centre gripping subassembly includes holding head, supporting rod, elastic component and is used for the drive the flexible drive unit that the supporting rod removed, the holding head is equipped with the centre gripping hole, the supporting rod can move towards under flexible drive unit's the drive the holding head removes, in order to stretch into expand in the centre gripping hole, when flexible drive unit resets, the supporting rod can reset under the effect of elastic component, anchor clamps include revolving stage, drive revolving stage pivoted rotation drive unit, install in anchor clamps fixed block on the revolving stage and install in on the anchor clamps fixed block the centre gripping subassembly, wire drawing equipment includes numerically control grinder and foretell anchor clamps, the revolving stage of anchor clamps install in on numerically control grinder's the track, centre gripping subassembly and anchor clamps can make the center of ceramic product and the center of emery wheel keep to send, reduce calibration and restoration, guarantee product outward appearance nature.

Description

Clamping assembly, clamp and wire drawing equipment

Technical Field

The utility model relates to a ceramic machining equipment technical field, concretely relates to centre gripping subassembly, anchor clamps and wire drawing equipment.

Background

Ceramic bezel is in the course of working, need carry out abrasive machining with its surface, adopt high-speed rotatory diamond grinding wheel and chuck clamping abrasive machining to form at present, and the emery wheel can wear and tear naturally in grinding process, and the chuck need calibrate when the clamping work piece because the outward appearance and the size requirement of product are than higher, need calibrate at every turn during the clamping work piece, and the emery wheel needs often to be restoreed, and product appearance and size are unstable, seriously influence processingquality and production efficiency, unable mass production. Therefore, the working procedures are required to be added for repairing the grinding wheel, reducing the workpiece calibration and ensuring the stability of the product appearance.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses it is necessary to provide kinds of centre gripping subassemblies that can make the center of ceramic product and the center of emery wheel keep to send, reduce emery wheel calibration and restoration, guarantee that product outward appearance sends nature.

The utility model discloses still provide kinds of anchor clamps.

The utility model discloses still provide kinds of wire drawing equipment.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

kinds of centre gripping subassembly, it includes clamping head, supporting rod, elastic component and is used for the drive the flexible drive unit that the supporting rod removed, the clamping head is equipped with the centre gripping hole, the supporting rod can move under flexible drive unit's the drive the clamping head removes, in order to stretch into expand in the centre gripping hole, when flexible drive unit resets, the supporting rod can reset under the effect of elastic component.

The clamping assembly can clamp ceramic products such as a ceramic bezel and the like, the ceramic products are installed on a numerical control grinding machine, the height of the center point of the ceramic product and the height of the center point of the grinding wheel are kept , the chuck can meet the required size and appearance requirements only through times of calibration, the product quality is improved, grinding wheel repairers are fixed on the three-jaw chuck to directly repair the grinding wheel, and therefore the original calibration and repair processing technology can be reduced, the labor cost is reduced, and the production efficiency is improved.

Wherein embodiments, the clamping head comprises a clamping cylinder and at least two clamping parts connected with the clamping cylinder, at least two clamping parts are arranged at intervals, and the clamping hole is formed between the clamping parts.

in some embodiments, the clamping rod includes a push rod and a clamping core connected to the push rod, the telescopic driving member is configured to drive the push rod, and the clamping core is configured to extend into the clamping hole to enlarge the clamping hole.

, the clamping core comprises a core rod and a taper connecting the end of the core rod, the taper is used for enlarging the clamping hole.

in some embodiments, the push rod has a threaded hole near end of the clamp head, the end of the clamp core has an external thread, and the clamp core is connected with the push rod in a threaded manner.

in some embodiments, the clamping assembly further comprises a positioning barrel, the clamping head is mounted at the end of the positioning barrel, the clamping rod is mounted in the positioning barrel, the end of the elastic member is connected with the clamping rod, and the end of the elastic member is connected with the positioning barrel.

in some embodiments, the clamping assembly further comprises a sealing cover mounted to the outer wall of the positioning cylinder.

in some embodiments, the clamping assembly further comprises a sealing box, the sealing cover is hermetically installed in the sealing box, and the telescopic driving component and the clamping head are both connected to the sealing box.

The utility model discloses still provide kinds of anchor clamps, it includes revolving stage, drive revolving stage pivoted rotate the drive unit, install in anchor clamps fixed block on the revolving stage and install in the anchor clamps fixed block on the centre gripping subassembly.

The utility model discloses still provide kinds of wire drawing equipment, including numerically control grinder, still include anchor clamps, the revolving stage install in numerically control grinder's track is last.

Drawings

Fig. 1 is a schematic view of a clamp according to a preferred embodiment of the present invention ;

FIG. 2 is a schematic view of the fixture of FIG. 1 from another view point ;

FIG. 3 is a schematic view of the clip of FIG. 2 from another view ;

FIG. 4 is a sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic view of the clamping assembly of the clamp of FIG. 1 with the seal cartridge removed;

FIG. 6 is a schematic view of the clamp assembly of FIG. 5 with the seal cap and positioning barrel removed;

fig. 7 is an exploded view of the clamping assembly of fig. 5.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example

Referring to fig. 4 to 7, the utility model provides an kinds of clamping components 40 for clip the miniature grinding product of waiting such as ceramic product, this clamping components 40 includes clamping head 41, clamping rod 42, connect the elastic component 43 of clamping rod 42 and be used for driving the flexible drive unit 44 that clamping rod 42 removed, clamping head 41 is equipped with centre gripping hole 45, clamping rod 42 can move towards clamping head 41 under the drive of flexible drive unit 44, in order to stretch into to enlarge centre gripping hole 45 in the centre gripping hole 45, can put into centre gripping hole 4 with ceramic product this moment, when flexible drive unit 44 resets, clamping rod 42 can reset under the effect of elastic component 43, centre gripping hole 45 resumes original size this moment, clip ceramic product.

Referring to fig. 7, in detail, the clamping head 41 includes at least two clamping portions 47 connected to the clamping cylinders 46 and , the at least two clamping portions 47 are disposed at intervals, the clamping hole 45 is formed between the at least two clamping portions 47, when the clamping rod 42 is pushed into the clamping hole 45, the clamping portions 47 are opened outwards to enlarge the clamping hole 45, in this embodiment, the number of the clamping portions 47 is four, and of course, in other embodiments, the number of the clamping portions 47 may not be four, but , two, three or more.

Referring to fig. 4 and 6, the clamping rod 42 includes a push rod 48 and a clamping core 49 connected to the push rod 48, the telescopic driving member 44 is used for driving the push rod 48, and the clamping core 49 is used for extending into the clamping hole 45 to expand the clamping hole 45. In this embodiment, the telescopic driving member 44 is a cylinder, and the push rod 48 is disposed near the cylinder, and when the piston rod of the cylinder extends, the push rod 48 can be pushed to move toward the gripping head 41.

Referring to FIG. 7, the clamp core 49 includes a tapered portion 491 at the end of the core rod 490 and connected to the core rod 490, the tapered portion 491 is used to enlarge the clamp hole 45. the end with larger size of the tapered portion 491 is larger than the diameter of the clamp hole 45, and the end with smaller size is smaller than the diameter of the clamp hole 45, so that the end with larger size of the tapered portion 491 is inserted into the clamp hole 45 first to enlarge the clamp hole 45.

In this embodiment, the push rod 48 has a threaded hole at the end near the clamping head 41, the end of the clamping core 49 has an external thread, and the clamping core 49 is connected to the push rod 48 by a thread.

Referring to fig. 4 and 5, the clamping assembly 40 further includes a positioning cylinder 50, the clamping head 41 is mounted at an end of the positioning cylinder 50, the clamping rod 42 is mounted in the positioning cylinder 50, an end of the elastic member 43 is connected to the pushing rod 48 of the clamping rod 42, and another end is connected to the positioning cylinder 50, such that the clamping rod 42 compresses the elastic member 43 when moving in the positioning cylinder 50, and when the ceramic product is placed in the clamping hole 45, the telescopic driving member 44 is reset, and the clamping rod 42 is reset under the restoring force of the elastic member 43 and leaves the clamping hole 45.

Referring to fig. 4, specifically, the th step 51 is disposed on the inner wall of the positioning tube 50, the second step 420 is disposed on the clamping rod 42, the end of the elastic element 43 abuts against the th step 51, and the end abuts against the second step 420, wherein the elastic element 43 may be a spring or a spring.

Referring to fig. 4 and 5, the clamping assembly 40 further includes a sealing cover 60 mounted on an outer wall of the positioning cylinder 50, wherein the sealing cover 60 is used for sealing the positioning cylinder 50.

Referring to fig. 2 and 4, the clamping assembly 40 further includes a sealing box 70, the sealing box 70 encloses the positioning cylinder 50 and the sealing cover 60, the clamping head 41 is located at the end of the sealing box 70, and the sealing cover 60 is sealingly installed in the sealing box 70, i.e. the outer wall of the sealing cover 60 is sealingly connected with the inner wall of the sealing cover 60, so that the positioning cylinder 50 can be sealingly installed in the sealing box 70 to protect the internal structure of the sealing box 70.

In this embodiment, the telescopic driving member 44 is installed at the end of the sealing box 70 and is connected to the sealing box 70 by two upper and lower connecting blocks 80.

The clamping assembly 40 can clamp ceramic products such as a ceramic bezel and the like, the ceramic products are installed on a numerical control grinding machine, the heights of the central point of the ceramic products and the central point of the grinding wheel are kept , the chuck can meet the required size and appearance requirements only through times of calibration, the product quality is improved, grinding wheel repairers are fixed on the three-jaw chuck to directly repair the grinding wheel, and therefore the original calibration and repair processing technology can be reduced, the labor cost is reduced, and the production efficiency is improved.

Example two

Referring to fig. 1, 2 and 4, the present embodiment provides kinds of jigs 100, which include a turntable 10, a rotation driving unit 20 for driving the turntable 10 to rotate, a jig fixing block 30 mounted on the turntable 10, and a clamping assembly 40 of embodiment mounted on the jig fixing block 30. the turntable 10 rotates by an angle under the action of the rotation driving unit 20, so that the clamping assembly 40 aligns with a grinding wheel of a numerically controlled grinder, and the clamping assembly 40 rotates along with the turntable 10 and clamps a ceramic product for the grinding wheel to grind the ceramic product.

The turntable 10 is a disk and is driven to rotate by a rotation driving part 20. the turntable 10 is rotatably mounted on the mounting block 11. in this embodiment, the rotation driving part 20 is a motor.

Referring to fig. 2 and 4, the fixture fixing block 30 is mounted on the turntable 10 for fixing the clamping assembly 40. In this embodiment, the clamp fixing block 30 is vertically installed on the turntable 10 to rotate with the turntable 10.

The clamping assembly 40 is mounted to the clamp anchor block 30. in this embodiment, the clamping assembly 40 is mounted to the side of the clamp anchor block 30.

The telescopic driving part 44 and the clamp fixing block 30 are both connected to the sealing box 70, so that the structure of the whole clamp 100 is more stable.

Referring to fig. 1, the clamp 100 further includes a clamp cover 90, the clamp cover 90 covers the rotation driving member 20, the clamp fixing block 30 and the clamping assembly 40, and the clamping head 41 is exposed out of the clamp cover 90, so that dust generated by grinding can be prevented from entering the clamping assembly 40, and the service life of the clamping assembly 40 can be ensured.

The fixture 100 can clamp ceramic products such as a ceramic bezel and the like, the ceramic products are installed on a numerical control grinding machine, the heights of the central points of the ceramic products and the grinding wheel are kept , the chuck can meet the required size and appearance requirements only through times of calibration, the product quality is improved, grinding wheel repairers are fixed on a three-jaw chuck to directly repair the grinding wheel, and therefore the original calibration and repair processing technology can be reduced, the labor cost is reduced, and the production efficiency is improved.

EXAMPLE III

The utility model discloses still provide kinds of wire drawing equipment, including the numerically control grinder, still include embodiment two anchor clamps 100, the revolving stage 10 of anchor clamps 100 is installed on the track of numerically control grinder.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. The utility model provides an kinds of centre gripping subassembly, its characterized in that, include supporting head, supporting rod, elastic component and be used for the drive the flexible drive unit that the supporting rod removed, the supporting head is equipped with the centre gripping hole, the supporting rod can move under the drive of flexible drive unit the supporting head removes, in order to stretch into expand in the centre gripping hole, when flexible drive unit resets, the supporting rod can reset under the effect of elastic component.
2. 2. The clamping assembly of claim 1 wherein said clamping head includes a clamping barrel and at least two clamping portions in body engagement with said clamping barrel, said at least two clamping portions being spaced apart to define said clamping aperture therebetween.
3. 3. The assembly of claim 1, wherein the clamping rod comprises a push rod and a clamping core connected to the push rod, the telescopic driving member is configured to drive the push rod, and the clamping core is configured to extend into the clamping hole to enlarge the clamping hole.
4. 4. The clamp assembly of claim 3, wherein said clamp core includes a core pin and tapers integrally connecting ends of said core pin, said tapers adapted to enlarge said clamp bore.
5. 5. The clamp assembly of claim 3, wherein said pushrod has a threaded hole at an end near said clamp head, and said clamp core has an external thread at an end thereof, said clamp core being threadedly coupled to said pushrod.
6. 6. The clamping assembly of claim 1, further comprising a positioning barrel, said clamping head being mounted to an end of said positioning barrel, said clamping bar being mounted within said positioning barrel, said resilient member having an end connected to said clamping bar and an end connected to said positioning barrel.
7. 7. The clamping assembly of claim 6 further comprising a sealing cap mounted to an outer wall of said positioning cylinder.
8. 8, clamp, comprising a turntable, a rotation driving component for driving the turntable to rotate, a clamp fixing block mounted on the turntable, and the clamping assembly of any one of claims 1-7 and mounted on the clamp fixing block.
9. The drawing apparatus of claim 9 or , comprising a numerically controlled grinder, further comprising the fixture of claim 8, wherein the turntable is mounted on a track of the numerically controlled grinder.

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