CN211947443U

CN211947443U - Saddle adjusting device of circular knitting machine

Info

Publication number: CN211947443U
Application number: CN202020449933.XU
Authority: CN
Inventors: 钱新开
Original assignee: Xiamen Rongteng Xinda Precision Manufacturing Co ltd
Current assignee: Xiamen Rongteng Xinda Precision Manufacturing Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-11-17
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a knitting quick-witted saddle adjusting device of disc, including the saddle, Archimedes spiral adjuster and slider, the saddle is equipped with the adjustment hole, be equipped with the jump ring in the adjustment hole, Archimedes spiral adjuster includes the calibrated scale, the adjuster main part, dish spring and flat pad, calibrated scale and adjuster main part circumference fixed connection, the adjuster main part is located inside the adjustment hole, adjuster main part one end is equipped with the main part convex part, the adjuster main part other end is equipped with Archimedes spiral taper groove, the main part convex part cup joints with dish spring and flat pad in proper order, flat pad is located between dish spring and the jump ring, the slider is equipped with straight round pin, straight round pin one end and the cooperation of Archimedes spiral taper groove. The utility model discloses the displacement of accurate adjustment slider, and through the clearance of dish spring pre-compaction elimination straight round pin and Archimedes spiral cone groove, realize the zero clearance adjustment.

Description

Saddle adjusting device of circular knitting machine

Technical Field

The utility model relates to a knitting machine technical field of disc specifically is a knitting machine's of disc saddle adjusting device.

Background

The saddle sliding block device of the existing circular knitting machine has two types: the first method is as follows: the saddle sliding block adjusting knob only acts on the T-shaped saddle sliding block, and the T-shaped saddle sliding block can play a role in radial fixation; however, the machining cost and the machining difficulty of the T-shaped saddle sliding block are higher than those of a straight sliding block, and the saddle is matched with the T-shaped sliding block to machine a T-shaped groove, so that the machining cost is increased; the second method is as follows: a dovetail groove knob is adopted to fix and vertically adjust the saddle sliding block; it is a cost-effective method that is currently in common use; but the dovetail groove knob is not high in adjusting precision of the saddle sliding block, and if a spring of the saddle sliding block fails, the dovetail groove knob does not work on the saddle sliding block. It is therefore an object of the present invention to provide a saddle adjustment device for circular knitting machines that solves the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

Weak point to prior art exists, the utility model provides a circular knitting machine's saddle adjusting device reciprocates the distance through the accurate adjustment slider of rotatory graduation apparatus, and eliminates the clearance that wearing and tearing produced between straight round pin and the Archimedes spiral cone groove through the dish spring pre-compaction, realizes the zero clearance adjustment.

The utility model adopts the following technical scheme:

a saddle adjusting device of a circular knitting machine comprises a saddle, an Archimedes spiral adjuster and a sliding block.

The adjusting device comprises a saddle, and is characterized in that an adjusting hole is formed in the saddle, a clamp spring is arranged in the adjusting hole, the Archimedes spiral adjuster comprises a dial, an adjuster main body, a disc spring and a flat pad, the dial is fixedly connected with the adjuster main body in the circumferential direction, the adjuster main body is located inside the adjusting hole, a main body convex part is arranged at one end of the adjuster main body, an Archimedes spiral conical groove is formed in the other end of the adjuster main body, the main body convex part is sequentially sleeved with the disc spring and the flat pad, the flat pad is located between the disc spring and the clamp spring, a straight pin is arranged.

And in addition, a hexagonal hole is formed in the middle of the dial, an inner hexagonal screw is arranged in the hexagonal hole, and a threaded hole matched with the inner hexagonal screw is formed in the convex part of the main body.

So set up, main part convex part and calibrated scale pass through hexagon socket head cap screw fixed connection as an organic whole.

And furthermore, fixed scale marks are arranged at the opening end of the adjusting hole close to the dial, and a dial gauge is arranged on the outer side surface of the dial and matched with the fixed scale marks.

So set up, the graduation apparatus cooperatees with fixed scale mark for show the scale interval.

Further, the scale is marked with a circular precision numerical value.

So set up, conveniently rotate the calibrated scale to accurate adjustment scale value.

Further, the cross section of the Archimedes spiral conical groove is in a conical shape with 6 degrees of conical degree.

By the arrangement, the straight pin is in point contact with the Archimedes spiral conical groove, so that the straight pin can move along the Archimedes spiral conical groove conveniently.

Further provided, the disc spring comprises a disc spring concave surface and a disc spring convex surface, the disc spring concave surface is in close contact with the end surface of the adjuster body, and the disc spring convex surface is in close contact with one end of the flat pad.

So set up, the dish spring pre-compaction is eliminated the clearance of straight round pin and Archimedes spiral taper groove, realizes the zero clearance adjustment.

Further, the sliding block is in a long strip shape.

So set up, rectangular shape slider greatly reduced the processing cost and the processing degree of difficulty of slider.

Advantageous effects

Compared with the prior art, the utility model provides a knitting quick-witted saddle adjusting device of disc possesses following beneficial effect:

the saddle adjusting device of the circular knitting machine provided by the utility model moves along the Archimedes spiral cone groove through the straight pin to drive the slide block to move up and down along the saddle; the moving distance of the slide block is directly and accurately adjusted by rotating the dial gauge; the Archimedes spiral adjuster eliminates the gap generated by abrasion between the straight pin and the Archimedes spiral conical groove through the disc spring, the flat pad and the snap spring, and realizes gapless adjustment.

Drawings

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

FIG. 2 is a partial enlarged view at A;

fig. 3 is a right side view of the present invention.

Reference numerals: 1. saddle, 11, adjusting hole, 111, fixed graduation line, 12, ring-shaped clamping groove, 13, snap spring, 2, Archimedes spiral adjuster, 21, dial, 211, hexagonal hole, 2111, inner hexagonal screw, 22, adjuster body, 221, body convex part, 2211, threaded hole, 222, Archimedes spiral cone groove, 23, disc spring, 24, flat pad, 3, slider, 31, fixing hole, 32 and straight pin.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of the present invention, fig. 2 is a partial enlarged view of a point a, and fig. 3 is a right side view of the present invention. The utility model discloses a preferred embodiment one of a circular knitting machine's saddle adjusting device, including saddle 1, archimedes spiral adjuster 2 and slider 3.

The saddle 1 is provided with an adjustment hole 11 for receiving the archimedes screw adjuster 2. The opening end of the adjusting hole 11 far away from the sliding block 3 is provided with a fixed scale mark 111, the inner wall of the adjusting hole 11 is provided with an annular clamping groove 12, and a clamp spring 13 is arranged in the annular clamping groove 12.

The archimedes screw adjuster 2 comprises a dial 21, an adjuster body 22, a disc spring 23 and a flat pad 24. The dial 21 is located the adjusting hole 11 outside, and the hexagonal hole 211 has been opened at the dial 21 middle part, and hexagonal hole 211 endotheca has allen key 2111, and dial 21 inboard and adjusting hole 11 end face contact have the graduation apparatus, and 21 lateral surfaces of dial have the graduation apparatus, and the graduation apparatus cooperatees with fixed scale mark 111 for show scale interval. The scale is marked with circular precision numerical values, which is convenient for rotating the dial 21 to adjust the scale value. The adjuster body 22 is located inside the adjusting hole 11, and has a body protrusion 221 at one end and an archimedes spiral cone groove 222 at the other end. The main body protrusion 221 extends out of the adjustment hole 11, one end of the main body protrusion 221 is in interference fit with the hexagonal hole 211, and the end surface of the main body protrusion 221 is provided with a threaded hole 2211 matched with the socket head cap screw 2111, so that the socket head cap screw 2111 is in threaded connection with the threaded hole 2211, and the adjuster main body 22 and the dial 21 are fixedly connected. The main body convex part 221 is sequentially sleeved with the disc spring 23 and the flat pad 24, the disc spring 23 comprises a disc spring concave surface and a disc spring convex surface, the disc spring concave surface is in close contact with the end surface of the adjuster main body 22, the disc spring convex surface is in close contact with one end of the flat pad 24, the other end of the flat pad 24 is in close contact with one end of the clamp spring 13, when the adjuster main body 22 moves axially towards the dial 21 and applies pressure, the clamp spring 13, the flat pad 24 and the disc spring 23 are mutually matched to eliminate the pressure, and the adjuster main body 22 is prevented from moving axially. The archimedes spiral tapered groove 222 is in an archimedes spiral shape, and the cross section of the archimedes spiral tapered groove is tapered with 6-degree taper, so that the straight pin 32 is in point contact with the archimedes spiral tapered groove 222, and the straight pin 32 can move along the archimedes spiral tapered groove 222 conveniently.

The sliding block 3 is in a long strip shape, so that the processing cost and the processing difficulty of the sliding block 3 are greatly reduced. One end of the sliding block 3 is contacted with the outer side surface of the saddle 1, the sliding block 3 is provided with a fixing hole 31, the fixing hole 31 is opposite to the adjusting hole 11, a straight pin 32 is arranged in the fixing hole 31, one end of the straight pin 32 extends out of the fixing hole 31 and is matched with the Archimedes spiral conical groove 222, and the straight pin 32 moves along the Archimedes spiral conical groove 222, so that the sliding block 3 is driven to move up and down on the outer side of the saddle 1. When the adjuster main body 22 rotates, the archimedes spiral conical groove 222 rotates along with the adjuster main body, the straight pin 32 controls the slide block 3 to move up and down, and the scale value is adjusted through rotating the scale meter, so that the up-and-down moving distance of the slide block 3 can be accurately adjusted. In the process that the straight pin 32 moves in the Archimedes spiral conical groove 222, the straight pin 32 and the Archimedes spiral conical groove 222 are both worn, so that a gap is generated, and the gap can be eliminated through the clamp spring 13, the flat pad 24 and the disc spring 23.

The utility model discloses during the use, at first preliminary assembly Archimedes spiral adjuster 2 overlaps dish spring 23 and flat pad 24 on main part convex part 221 in proper order, inserts adjustment hole 11 with adjuster main part 22 again, and 13 edge fixings of jump ring are in ring groove 12, overlaps hexagonal hole 211 again on main part convex part 221 rethread hexagon socket head cap screw 2111 and connects calibrated scale 21 and adjuster main part 22, and calibrated scale 21 medial surface contacts with 1 lateral surface of saddle. Then one end of the straight pin 32 passes through the fixing hole 31 and is inserted into the Archimedes spiral cone groove 222 so as to connect the slide block 3 and the saddle 1, and finally the dial 21 is rotated, and the moving distance of the slide block 3 up and down is accurately adjusted through the dial gauge. The utility model provides a circular knitting machine's saddle adjusting device utilizes Archimedes principle, need not to extract straight round pin 32 from Archimedes spiral cone 222, can be through the direct accurate displacement distance about adjusting the slider 3 of rotatory graduation apparatus, and Archimedes spiral adjuster 2 eliminates the clearance that wearing and tearing produced between straight round pin 32 and the Archimedes spiral cone 222 through dish spring 23, flat pad 24 and jump ring 13, realizes the zero clearance adjustment.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A saddle adjusting device of a disc knitting machine is characterized by comprising a saddle, an Archimedes spiral adjuster and a sliding block, wherein the saddle is provided with an adjusting hole, a clamp spring is arranged in the adjusting hole, the Archimedes spiral adjuster comprises a dial, an adjuster main body, a disc spring and a flat pad, the dial is fixedly connected with the adjuster main body in the circumferential direction, the adjuster main body is located inside the adjusting hole, one end of the adjuster main body is provided with a main body convex part, the other end of the adjuster main body is provided with an Archimedes spiral conical groove, the main body convex part is sequentially sleeved with the disc spring and the flat pad, the flat pad is located between the disc spring and the clamp spring, the sliding block is provided with a straight pin, and one end of.

2. Saddle adjusting device for circular knitting machines according to claim 1, wherein the dial has a hexagonal hole in the middle, a hexagon socket screw is provided in the hexagonal hole, and the body protrusion has a threaded hole for engaging with the hexagon socket screw.

3. Saddle adjusting device for circular knitting machines according to claim 1, wherein the adjusting holes are provided with fixed graduation marks near the open end of the dial, and the outer side of the dial is provided with a scale which is matched with the fixed graduation marks.

4. Saddle adjustment device for circular knitting machines according to claim 3, wherein said scale is marked with circular precision values.

5. Saddle adjusting device for circular knitting machines according to claim 1, characterized in that the archimedes spiral cone groove is tapered in cross section with a 6 ° taper.

6. Saddle adjusting device for circular knitting machines according to claim 1, wherein the disc spring comprises a concave disc spring surface and a convex disc spring surface, the concave disc spring surface being in close contact with the end surface of the adjuster body, and the convex disc spring surface being in close contact with one end of the flat pad.

7. Saddle adjusting device for circular knitting machines according to claim 1, wherein the slider is elongated.