CN2623289Y - Modified threading machine of bat - Google Patents

Abstract

The utility model discloses a modified threading machine of bat, which is characterized in that a pedestal is provided with a revolving stage, one side of which on the pedestal is provided with a stayguy device, wherein the revolving stage is provided with two sliding chutes, each of which is respectively provided with an ally arm extending upwards, the top of each of the ally arm is respectively provided with a bat fixation device, and each ally arm is fixed on the sliding chutes of the revolving stage via a fixing piece, which is respectively provided with an operating end; each fixing piece tilts from the relative distant side of the ally arm to the other side and then passes through the bottom of the ally arm and the sliding chute of the revolving stage, and a fixing block is spirally fixed on the bottom of the sliding chute at the other end of the fixing piece relative to the operation end, while the operation end of each of the fixing pieces is respectively arranged in each of the ally arms. When the utility model threads in a revolving manner, the thread does not hook the fixing piece and causes stoppage; the fixing piece can hold the ally arm without causing deformation of the ally arm, also, the fixing piece can be flexibly rotated to make the adjustment of two ally arms easy.

Description

Improved racket threader

Technical field

The utility model relates to a kind of racket threader, relates in particular to a kind of improved racket threader that is easy to adjust distance between two racket fixtures.

Background technology

As shown in Figure 7, it is a kind of existing racket threader, it mainly is to be provided with a rotatable rotary platform 71 on a pedestal 7, this pedestal 7 is provided with an anchoring (not shown) in order to control racket string degree of tightness in a side of turntable 71, this turntable 71 is provided with two support arms 8, the top of each support arm 8 is respectively equipped with a racket fixture (not shown), for fixing a racquet frame.

Because this racquet frame has the branch of size, for example the racquet frame of tennis racket and racket varies in size, so this support arm 8 must move on turntable 71, to adjust the distance between two racket fixtures, with the racquet frame that are applicable to that difference is big or small.Aforementioned existing racket threader, it is to be provided with two chutes 711 on this turntable 71, establish this support arm 8 for sliding respectively, and base plate 81 bottoms of this support arm 8 have a screw 82, one bolt 83 is upwards stretched through by the bottom of this turntable 71 and is locked in the screw 82 of this support arm 8 behind this chute 711, and the cross bar 84 that stretches through in the bottom of this nut 83, rotate these nuts 83 to push against by this cross bar 84 in the bottom of turntable 71, and fix this support arm 8, or unscrew this bolt 83, make this support arm 8 removable.

Yet, though this cross bar 84 is positioned at the bottom of this turntable 71, but this turntable 71 is rotations on this pedestal 7, therefore when turntable 71 rotates threading, the cross bar 84 of these turntable 71 bottoms can outer expose outside, make the rotation frequently of the racket string that is not through at as yet on the racquet frame, and be hooked to this cross bar 84, cause difficulty and inconvenience at threading because of turntable 71.

For this reason, someone is the mode of support arm fixedly, be designed to the structure of locking on support arm 9, but, must have certain distance between this support arm 9 and this anchoring, otherwise can cause turntable 71 this support arm 9 when rotating can snap into anchoring, therefore can't design lock solid structure in the outside of support arm 9, and the inevitable structure that locks in the indoor design of support arm 9.As shown in Figure 8, it is to be provided with a perforation that vertically stretches through 92 on the base plate 91 of support arm 9, and by stretched through the downwards chute 711 of this turntable 71 of this perforation 92, and spiral shell is consolidated a fixed block 94 for a bolt 93, by these bolt 93 these fixed blocks 94 of locking, so that this support arm 9 is fixed on this turntable 71.

Yet, when revolving this bolt 93 of lock, can be subjected to support arm 9 side walls 95 stops, and the scope of limitation Assembling tool for glasses turn has some setbacks the action that locks and unscrew, for improving this shortcoming, so offer a horizontal short slot 96 respectively in these support arm 9 side walls 95, rotate in order to the instrument that revolves lock, but thus, can weaken the intensity of this support arm 9 on the contrary.Because racket string that this racquet frame stretched through must be tensioned to predetermined poundage tension force, two support arms 9 are furthered to the centre, if the intensity of this support arm 9 weakens, as easy as rolling off a logly cause support arm 9 distortion, and influence the precision of threading.

So the shortcoming that the support arm lock solid structure of aforementioned existing racket threader is produced has improved necessity in fact.

The utility model content

In order to overcome the above-mentioned shortcoming that existing racket threader exists, the utility model provides a kind of improved racket threader, since this fixture be from top to bottom and oblique stretching through this support arm is fixed on this turntable, and the operating side of this fixture is to be positioned at this support arm, therefore this turntable is when the rotation threading, racket string can not be hooked to fixture, and can not have influence on the action of threading.This fixture also can hold on this support arm, and makes this support arm not yielding.Fixture be from top to bottom and oblique stretching through this support arm is fixed on this turntable, therefore when the operating side of this fixture of turn, can not be subjected to stopping of this support arm two side, and make things convenient for this fixture of turn, make the adjustment of two support arms easy.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of improved racket threader, it is to be provided with a rotatable rotary platform on a pedestal, the side that this pedestal is positioned at this turntable is provided with an anchoring in order to control racket string degree of tightness, this turntable upper edge long axis direction is provided with two chutes, each chute is respectively equipped with a upwardly extending support arm, each support arm can move along each chute direction respectively, and the top of each support arm is respectively equipped with a racket fixture, supplies fixedly racquet frame; It is characterized in that: described each support arm is fixed on the chute of this turntable with a fixture respectively, each fixture has an operating side respectively, each fixture respectively by each support arm relatively away from a skew back to opposite side the stretch through bottom of this support arm and the chute of this turntable, the other end of this relative operating side of fixture is fixed at the bottom of this chute with a fixed block, and the operating side of each fixture is laid respectively in each support arm.

Aforesaid improved racket threader, wherein support arm has a base plate, the both sides of this base plate extend upward a sidewall respectively, the top of this two sidewall has a pedestal, for setting firmly this racket fixture, a track is extended along the chute direction of this turntable in the bottom of this base plate, to be embedded in this chute, oblique this base plate and the track of stretching through of this fixture, this base plate has the perforation of oblique stretch through a base plate and a slide rail to position that should fixture, stretch through for this fixture, this base plate have on the top of this perforation one with this oblique vertical abutment face of boring a hole, for the operating side of this fixture against and this fixed block that locks is fixed in this support arm on this turntable.

Aforesaid improved racket threader, wherein turntable is to be the disk body of sealing shaped as frame by three long rectangles and minor axis cross section, admittedly form with the side of its major axis spiral shell connected with each other, disk body end face in the middle of this turntable offers two chutes along long axis direction, the fixing middle disk body of this turntable that certainly is positioned at of this fixture, this fixed block approximately with this turntable in the middle of the inside of disk body with wide, to improve the intensity of disk body in the middle of this turntable.

Aforesaid improved racket threader, wherein fixture is a hexagonal pod bolt, this operating side is bolt head.

The beneficial effects of the utility model are, since this fixture be from top to bottom and oblique stretching through this support arm is fixed on this turntable, and the operating side of this fixture is to be positioned at this support arm, therefore this turntable is when the rotation threading, racket string can not be hooked to fixture, and can not have influence on the action of threading.This fixture also can hold on this support arm, and makes this support arm not yielding.Fixture be from top to bottom and oblique stretching through this support arm is fixed on this turntable, therefore when the operating side of this fixture of turn, can not be subjected to stopping of this support arm two side, and make things convenient for this fixture of turn, make the adjustment of two support arms easy.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the overall appearance schematic diagram of the utility model racket threader

Fig. 2 is the exploded perspective schematic diagram of the utility model support arm and turntable

Fig. 3 is the utility model support arm is fixed in turntable with fixture a partial sectional view

Fig. 4 is the schematic diagram that the fixed block of the utility model fixture is positioned at the middle disk body of turntable

Fig. 5 is the schematic diagram of the utility model with T shape wrench operated fixture

Fig. 6 is that the oblique direction of the utility model fixture is subjected to the opposite schematic diagram of force direction with support arm

Fig. 7 is the fixedly schematic diagram of support arm of existing racket threader

Fig. 8 is the another kind of fixedly schematic diagram of support arm of existing racket threader

The specific embodiment

See also shown in Fig. 1 to 4 figure, the utility model provides a kind of improved racket threader, it is to be provided with a rotatable rotary platform 2 on a pedestal 1, and this pedestal 1 is provided with an anchoring 3 in order to control racket string degree of tightness in a side of this turntable 2, this turntable 2 be by three long rectangles and minor axis cross section be the sealing shaped as frame disk body 21, form admittedly with the side of its major axis spiral shell connected with each other.Disk body 21 end faces in the middle of this turntable 2 offer two chutes 22 along long axis direction, each chute 22 is respectively equipped with a upwardly extending support arm 4, each support arm 4 can move along each chute 22 direction respectively, and the top of each support arm 4 is respectively equipped with a racket fixture 5, supplies fixedly racquet frame.

Each support arm 4 is fixed on the chute 22 of this turntable 2 with a fixture 6 respectively, each fixture 6 has an operating side 61 respectively, and each fixture 4 be respectively by each support arm 4 relatively away from the chute 22 of skew back disk bodies 21 in the middle of the bottom of this support arm 4 that stretches through and turntable 2, and in the other end of these fixture 6 relative operating sides 61 with the solid bottom of a fixed block 62 spiral shells at this chute 22, the operating side 61 of each fixture 6 is laid respectively in each support arm 4, and fixed block 62 approximately with this turntable 2 in the middle of the inside of disk bodies 21 with wide, for the intensity of disk bodies 21 in the middle of this turntable 2 of reinforcement.

In the present embodiment, this support arm 4 has a base plate 41, the both sides of this base plate 41 extend upward a sidewall 42 respectively, the top of this two sidewall 42 has a pedestal 43, for setting firmly this racket fixture 5, and the bottom of this base plate 41 is extended with a track 411 along chute 22 directions of this turntable 2, for being embedded in this chute 22.This fixture 6 is a hexagonal pod bolt, this operating side 61 is bolt head, these fixture 6 oblique this base plate 41 and tracks 411 of stretching through, and 41 pairs of this base plates should fixture 6 the position have the perforation 412 of oblique stretched through a base plate 41 and a slide rail 411, stretch through for this fixture 6, and this base plate 41 have on the top of this perforation 412 one with these 412 oblique vertical abutment faces 44 of boring a hole, for the operating side 61 of this fixture 6 against, with this fixed block 62 that locks, and this support arm 4 is fixed on this turntable 2.

Whereby, adjust 5 of two support arms, 4 top racket fixtures apart from the time, as shown in Figure 5, its can a T shape spanner instrument embed the operating side 61 of this fixture 6, with the fixed block 62 that unscrews this fixture 6, and this support arm 4 can be moved along the chute 22 of turntable 2, and adjust 5 distances of racket fixture on two support arms, 4 tops, to be suitable for the racquet frame of different sizes.

Since this fixture 6 be from top to bottom and oblique stretching through this support arm 4 is fixed on the turntable 2, and 6 operating side 61 was to be positioned at this support arm 4 between should fixing, therefore this turntable 2 is when the rotation threading, and racket string can not be hooked to fixture 6, and can not have influence on the action of threading.

Moreover, the base plate 41 of these fixture 6 oblique these support arms 4 that stretch through, and make this fixture have long distance h to contact with base plate 41, as shown in Figure 6, and the direction that this fixture 6 tilts is subjected to force direction opposite with this support arm 4, therefore when two support arms 4 were subjected to the pulling force of racket string inside, this fixture 6 also can hold on support arm 4, and makes this support arm 4 not yielding.

In addition, since this fixture 6 be from top to bottom and oblique stretching through this support arm 4 is fixed on this turntable 2, therefore when the operating side 61 of this fixture 6 of turn, can not be subjected to stopping of these support arm 4 two sides 42, and make things convenient for this fixture 6 of turn, make the easy to adjust of two support arms 4.

Claims (4)

1, a kind of improved racket threader, it is to be provided with a rotatable rotary platform on a pedestal, the side that this pedestal is positioned at this turntable is provided with an anchoring in order to control racket string degree of tightness, this turntable upper edge long axis direction is provided with two chutes, each chute is respectively equipped with a upwardly extending support arm, the top of each support arm is respectively equipped with a racket fixture, supplies fixedly racquet frame; It is characterized in that:

Described each support arm is fixed on the chute of this turntable with a fixture respectively, each fixture has an operating side respectively, each fixture respectively by each support arm relatively away from a skew back to opposite side the stretch through bottom of this support arm and the chute of this turntable, the other end of this relative operating side of fixture is fixed at the bottom of this chute with a fixed block, and the operating side of each fixture is laid respectively in each support arm.

2, improved racket threader according to claim 1, it is characterized in that described support arm has a base plate, the both sides of this base plate extend upward a sidewall respectively, the top of this two sidewall has a pedestal, for setting firmly this racket fixture, a track is extended along the chute direction of this turntable in the bottom of this base plate, to be embedded in this chute, oblique this base plate and the track of stretching through of this fixture, this base plate has the perforation of oblique stretch through a base plate and a slide rail to position that should fixture, stretch through for this fixture, this base plate have on the top of this perforation one with this oblique vertical abutment face of boring a hole, for the operating side of this fixture against and this fixed block that locks is fixed in this support arm on this turntable.

3, improved racket threader according to claim 2, it is characterized in that described turntable is is the disk body of sealing shaped as frame by three long rectangles and minor axis cross section, admittedly form with the side of its major axis spiral shell connected with each other, disk body end face in the middle of this turntable offers two chutes along long axis direction, the fixed block of this fixture is positioned at the disk body in the middle of this turntable, this fixed block approximately with this turntable in the middle of the inside of disk body with wide.

4, improved racket threader according to claim 1 is characterized in that described fixture is a hexagonal pod bolt, and this operating side is bolt head.

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