TW201706056A - Adjustable full-range chuck jaw - Google Patents

Abstract

The present invention discloses an adjustable full-range chuck jaw which comprises: a jaw with a plurality of through-holes which pass through from the upper side of the jaw to its back side, the plurality of through-holes consisting of a first set of through-holes and a second set of through-holes; and a jaw holder having a plurality of screw-holes formed on the surface of the jaw. The plurality of screw-holes are arranged along the jaw holders-with only one set of through-holes can be passed by a plurality of screws and be fixed at the screw-holes at the same time. Within the present invention, the same chuck jaw can be used to hold objects with different sizes in a full-range process, changing jaws is merely required for objects with different shapes. The problems in prior art which multiple sizes of chuck jaws are required and a time-consuming and exhausting process due to short hydraulic stroke can be solved according to the present invention.

Description

Adjustable full stroke fixture

The present invention relates to a clamp, and more particularly to an adjusted full stroke clamp.

Under the vigorous development of the industry, in order to meet the production needs, a variety of different functions and characteristics of the processing equipment have been developed, wherein the lathe is a processing machine tool that clamps the workpiece on a rotating main shaft. In order to meet various needs, the types of lathes can be divided into ordinary lathes, table lathes, vertical lathes, hexagonal lathes, automatic lathes, cam lathes, CNC lathes, and the like. All kinds of lathes need a clamp (also called a collet) to fix the workpiece or the clamp. The clamp can be divided into a manual clamp, a pneumatic clamp or a hydraulic clamp according to the feeding method of the clamping force.

In general, the clamp does not produce long-distance movements, which means that only one type of clamp does not accommodate the full range of the lathe. When the size of the holder changes, it is necessary to replace the different clamps for clamping. In order to be able to process various sizes of holders, the added cost of purchasing different sizes of fixtures, the time required for time-consuming grinding and the space required to store more fixtures will increase the cost of production. On the other hand, the traditional way of replacing the fixture often requires a lot of effort and more time to process, resulting in reduced processing capacity. Therefore, how to design a gripper of various sizes that can quickly change and clamp the full range of the lathe The fixtures have become the subject of research and development by various manufacturers.

In view of the above-described problems of the prior art, it is an object of the present invention to provide an adjustable full stroke clamp that can quickly adjust the position of the jaws with the size of the holder. The invention can clamp all the clamping objects in the full stroke range of the lathe with only a few fixtures, greatly reducing the cost of purchasing the fixture, and also saving a lot of time for making the jaws and space for storing various sizes of fixtures. On the other hand, the present invention only needs to adjust the bolt fixing position on the jaws, that is, the size of the clamp that can be clamped by the clamp can be quickly changed, and the problem that the large bolts fixed on the chuck body need to be disassembled is solved. In addition, by the number marked next to the screw hole, the fixture can be quickly and accurately adjusted to the size of the holder to improve production efficiency.

An embodiment of the present invention provides an adjusted full stroke clamp, the clamp comprising: at least one T-shaped block, the at least one T-shaped block having a plurality of screw holes; and a clamping jaw having a self-theft claw The upper surface penetrates a plurality of through holes of the lower surface of the jaw, the plurality of through holes correspond to the plurality of screw holes of the at least one T-shaped block; and a clamping seat configured to accommodate Forming at least one groove of the at least one T-shaped block on the upper surface of the jaw block, the longitudinal direction of the at least one groove being parallel to the longitudinal direction of the jaw seat; wherein, by using a plurality of bolts Passing the plurality of through holes of the at least one T-shaped block through the plurality of through holes of the jaw to fix the jaw and the jaw seat; and wherein the size of the clamp that the clamp can hold It is determined by adjusting the relative position of the jaw and the jaw seat, and the size range of the clamp that the clamp can hold is determined according to the length of the groove.

Another embodiment of the present invention provides an adjusted full stroke clamp The jig includes: a jaw having at least one protrusion formed on a lower surface of the jaw, the jaw having a plurality of penetrations from an upper surface of the jaw to a lower surface of the jaw And a clamping seat having a plurality of screw holes and a plurality of grooves configured to receive the at least one protrusion formed on an upper surface of the clamping jaw, the longitudinal direction of the plurality of grooves The direction is perpendicular to the longitudinal direction of the jaw seat; wherein the plurality of bolts are inserted through the plurality of through holes of the jaws to fasten at least one of the plurality of screw holes of the jaw holder to fix the a jaw and the jaw seat; and wherein the clamp is capable of gripping the size of the holder by receiving one of the plurality of grooves of the jaw holder to receive the at least one protrusion of the jaw The block is determined, and the size range of the clamp that the clamp can hold is determined according to the distance between the two grooves which is the farthest from the plurality of grooves.

Yet another embodiment of the present invention provides an adjusted full stroke clamp The jig includes: a jaw having a first plurality of through holes extending from an upper surface of the jaw to a lower surface of the jaw; and a jaw seat, the jaw seat first a plurality of screw holes are formed on the upper surface of the jaw base, and the first plurality of screw holes are arranged from one end of the jaw base to the other end of the jaw seat along the longitudinal direction of the jaw seat; Securing the jaw and the jaw seat by threading a first plurality of bolts through the first plurality of through holes of the jaw to at least one of the first plurality of threaded holes of the jaw seat; Wherein the size of the clamp that can be clamped by the clamp is determined by selecting one of the first plurality of screw holes of the clamp seat to be tightened by the first plurality of bolts, and the clamp is The size range of the clamp that can be clamped is It is determined according to the distance between the two screw holes which is the farthest distance of the first plurality of screw holes.

Other equivalents and advantages of the invention are apparent to those skilled in the art, and equivalent modifications and variations are possible within the scope of the present invention without departing from the spirit and scope of the invention.

1‧‧‧ chuck body

2‧‧‧ Slider

3‧‧‧Claw seat

4‧‧‧Claw seat through hole

5‧‧‧ Groove

6‧‧‧Claws

7‧‧‧through holes

8‧‧‧Clamping Department

9‧‧‧T-block

10‧‧‧ screw holes

11‧‧‧Claw seat

12‧‧‧ Groove

13‧‧‧ screw holes

14‧‧‧Claw seat through hole

15‧‧‧claw

16‧‧‧Bumps

17‧‧‧through holes

18‧‧‧Clamping Department

31‧‧‧Claw seat

32‧‧‧ screw holes

33‧‧‧Prong jaw through hole

34‧‧‧claw

35‧‧‧through holes

36‧‧‧Clamping Department

41‧‧‧Claw seat

42‧‧‧The first plurality of screw holes

43‧‧‧Second multiple screw holes

44‧‧‧Claw seat through hole

45‧‧‧claw

46‧‧‧ gripping department

47‧‧‧The first multiple runs through hole

48‧‧‧The second plurality runs through hole

49‧‧‧Multiple bolts

51‧‧‧Claw seat

52‧‧‧ screw holes

53‧‧‧No.

54‧‧‧Claw seat through hole

55‧‧‧claw

56~63‧‧‧through holes

71‧‧‧Claw seat

72‧‧‧ screw holes

73‧‧‧claw

74~77‧‧‧First set of through holes

78~81‧‧‧Second set of through holes

82‧‧‧ gripping department

83‧‧‧ gripping department

The first figure is a perspective view of the adjusted full stroke clamp of the first embodiment.

The second figure is a perspective view of the adjusted full stroke clamp of the second embodiment.

The third figure is a perspective view of the adjusted full stroke clamp of the third embodiment.

The fourth figure is a combination diagram of the adjusted full stroke clamp of the fourth embodiment.

The fifth figure is a perspective view of the adjusted full stroke clamp of the fourth embodiment.

The sixth drawing is a combination diagram of the adjusted full stroke clamp of the fifth embodiment.

Figure 7 is a perspective view of the adjusted full stroke clamp of the fifth embodiment.

The following is a more complete description of the subject matter of the present invention, which is set forth in the <Desc/Clms Page number> example. However, the subject matter of the subject matter may be embodied in a variety of different forms, and thus the subject matter of the subject matter is not to be construed as being limited to the exemplified embodiments. Therefore, those skilled in the art will understand from this disclosure that the following description of the embodiments are merely for the purpose of illustration, and not limitation The purpose of the invention as defined by the scope.

First, please refer to the first figure. The first figure is a perspective view of the adjusted full stroke clamp of the first embodiment, which includes the chuck body 1, three sliders 2 and three sets of clamps on the chuck body 1, each A set of clamps is composed of a jaw seat 3, a jaw seat through hole 4, a groove 5, a jaw 6, a through hole 7, a clamping portion 8, a T-shaped block 9 and a screw hole 10.

In the first embodiment of the present invention, each set of clips has two T-shaped blocks 9, each T-shaped block 9 has two screw holes 10; each set of clamp jaws 6 has four through holes 7, Each of the through holes 7 penetrates from the upper surface of the clamping jaw 6 to the lower surface of the clamping jaw 6, and each of the through holes 7 corresponds to the screw hole 10 on the T-shaped block 9; the clamping jaws 3 of each set of clamps are configured to accommodate Two grooves 5 of the two T-shaped blocks 9 are formed on the upper surface of the jaw holder 3, and the longitudinal direction of each groove 5 is parallel to the longitudinal direction of the jaw holder 3.

The jaw 6 can be fixed to the jaw seat 3 through the T-block 9 or adjust the position of the jaw 6. In a fixed manner, in a case where each T-shaped block 9 is placed in the corresponding groove 5, the screw hole 10 is fastened by passing the four bolts through the four through holes 7 to fix the jaw 6 and the jaw seat 3. When the position of the jaws 6 is to be adjusted, each bolt can be adjusted after being relaxed.

Each set of clamps is bolted to the three sliders 2 on the chuck body 1 by bolts passing through the jaw seat through holes 4. The clamping portion 8 of each set of clamps can simultaneously hold the workpiece to be processed (also referred to as workpiece or workpiece). The size of the clamp that can be clamped by the clamp is determined by adjusting the relative position of the jaw 6 and the jaw seat 3, and the size range of the clamp that can be clamped by the clamp is determined according to the length of the groove 5. The clamping portion 8 of the jaw 6 is not limited to the circular arc shape as shown in the first figure, and the clamping portion 8 can be manufactured according to the shape of the holder. The jaw 6 of the specific embodiment has two clamping portions 8 in this embodiment. Can hold two kinds of not The same shape of the holder.

In the first embodiment, the two side ends of the jaws 6 respectively have a downward extending portion, the distance of the downward extending portions of the two side ends is the width of the jaw seat 3, and when the fixing jaws 6 are In the case of the jaw seat 3, the downwardly extending portions of the two side ends are located on both sides of the jaw seat 3. The stability between the jaw 6 and the jaw seat 3 can be enhanced by the downwardly extending portion of the jaw 6. Further, the present invention can also be implemented if both side ends of the jaws 6 do not have a downward extending portion.

With the first embodiment, all the different sizes of the gripper in the full stroke range of the lathe can be clamped by the same jig, thereby achieving the effect of saving production cost.

Next, please refer to the second figure. The second figure is a perspective view of the adjusted full stroke clamp of the second embodiment, which includes the chuck body 1, three sliders 2 and three sets of clamps on the chuck body 1, each A set of clamps is composed of a jaw seat 11, a groove 12, a screw hole 13, a jaw seat through hole 14, a jaw 15, a projection 16, a through hole 17, and a clamping portion 18.

In the second embodiment of the present invention, the jaws 15 of each set of clamps have projections 16 formed on the lower surface of the jaws 15, and the jaws 15 have a surface from the upper surface of the jaws 15 to the lower surface of the jaws 15. Four through holes 17; each set of clamp jaws 11 has a plurality of screw holes 13 and a plurality of grooves 12 configured to receive the projections 16 are formed on the upper surface of the jaw seat 11, the plurality of The longitudinal direction of the groove 12 is perpendicular to the longitudinal direction of the jaw seat 11, and the plurality of grooves 12 are arranged equidistantly. Each of the plurality of grooves 12 may also be marked with a size number associated with the size of the holder that the clamp can hold, allowing the operator to adjust the jaws more quickly.

The jaws 15 are fixed to the jaw seat 11 through the projections 16 or adjust the position of the jaws 15. In a fixed manner, in the case where the bump 16 is placed in one of the plurality of grooves 12, the corresponding bolt hole 13 is fastened by passing the four bolts through the four through holes 17 to fix the jaw 15 and the jaw seat 11 . . When the position of the jaws 15 is to be adjusted, after each bolt is loosened, the position of the projection 16 placed in the groove 12 can be adjusted to be adjusted.

Each set of clamps is bolted to the three sliders 2 on the chuck body 1 by bolts through the jaw seat through holes 14. The clamping portion 18 of each set of clamps can simultaneously hold the workpiece to be processed (also referred to as workpiece or workpiece). The size of the clamp that can be clamped by the clamp is determined by selecting one of the plurality of grooves 12 of the jaw seat 11 to receive the projection 16 of the jaw 15 and the clamp can hold the clamp The size range is determined by the distance between the two grooves furthest from the plurality of grooves 12. The embodiment of the clamping portion 18 of the jaw 15 is as in the first embodiment, and details are not described herein again.

With the second embodiment, all the different sizes of the clamps in the full stroke range of the lathe can be clamped by the same clamp, thereby achieving the effect of saving production cost. Compared to the first embodiment, the second embodiment utilizes the manner in which the projections 16 and the bolts are used to secure the jaws 15 to the jaw block 11 to produce a more secure attachment effect than the first embodiment.

Please refer to the third figure. The third figure is a perspective view of the adjusted full stroke clamp of the third embodiment, which includes the chuck body 1, the three sliders 2 on the chuck body 1 and three sets of clamps, each of which The group jig is composed of a jaw seat 31, a screw hole 32, a jaw seat through hole 33, a jaw 34, a through hole 35, and a clamping portion 36. The screw holes 32 are arranged at equal distances.

In a third embodiment of the present invention, the jaws 34 of each set of clamps have four through holes 35 extending from the upper surface of the jaws 34 to the lower surface of the jaws 34; the jaws 31 of each set of clamps A plurality of screw holes 32 are formed on the upper surface of the jaw holder 31, and a plurality of screw holes 32 are arranged from one end of the jaw holder 31 to the other end of the jaw holder 31 along the longitudinal direction of the jaw holder 31. Each of the plurality of screw holes 32 may also be marked with a size number associated with the size of the holder that the clamp can hold, allowing the operator to adjust the jaws more quickly.

The jaws 34 can be fixed to the jaw seat 31 by bolts or adjust the position of the jaws 34. The fixing manner is to fix the clamping jaw 34 and the clamping jaw 31 by bolting the four bolts through the four through holes 35 of the clamping jaw 34 to the four corresponding screw holes 32 of the clamping jaw 31. When the position of the jaws 34 is to be adjusted, the bolts can be adjusted by loosening each bolt and fixing the position of the bolts.

Each set of clamps is bolted to the three sliders 2 on the chuck body 1 by bolts passing through the jaw seat through holes 33. The clamping portion 36 of each set of clamps can simultaneously hold the holder to be processed. The size of the clamp that can be clamped by the clamp is determined by selecting the corresponding positions of the four through holes 35 and the screw holes 32, and the size of the clamp that can be clamped by the clamp is based on the distance of the plurality of screw holes 32. The distance between the two most screw holes is determined. The embodiment of the clamping portion 36 of the clamping jaw 34 is as in the first embodiment, and will not be described herein.

By the third embodiment, all the different sizes of the clamps in the full stroke range of the lathe can be clamped by the same clamp, thereby achieving the effect of saving production cost. Compared with the second embodiment, the size of the clamp that can be clamped by the fourth embodiment is larger than that of the second embodiment. The second embodiment is numerous because the fourth embodiment provides a screw hole at the recess of the second embodiment, so that the optional holder has a larger size.

Please refer to the fourth and fifth figures at the same time. The fourth and fifth figures are respectively a combined view and a perspective view of the adjusted full stroke clamp of the fourth embodiment, including the chuck body 1 and the chuck body 1 Three sliders 2 and three sets of clamps, each set of clamps is a clamp seat 41, a first plurality of screw holes 42, a second plurality of screw holes 43, a jaw seat through hole 44, a jaw 45, a clamping portion 46. The first plurality of through holes 47, the second plurality of through holes 48, and the plurality of bolts 49 (only one bolt is represented). The first plurality of screw holes 42 and the screw holes in the second plurality of screw holes 43 are arranged at equal distances.

In the fourth embodiment of the present invention, the two sides of the jaws 45 of each set of clamps respectively have a downward extending portion, and the distance from the downward extending portions of the two side ends is the width of the jaw seat 41. And when the clamping jaw 45 and the clamping jaw 41 are fixed, the downward extending portions of the two side ends are located on both sides of the clamping jaw 41; the clamping jaw 45 has a surface extending from the upper surface of the clamping jaw 45 to the clamping jaw 45. The first plurality of through holes 47 of the lower surface and the downwardly extending portions have a second plurality of through holes 48; the jaw base 41 has a first plurality of screw holes 42 formed on the upper surface of the jaw seat 41 and Two or more screw holes 43 are formed on both side surfaces of the jaw seat 41, and the first plurality of screw holes 42 and the second plurality of screw holes 43 are arranged from one end of the jaw seat 41 in the longitudinal direction of the jaw seat 41 to The other end of the jaw seat 41.

Through the design of the downward extending portion of the both ends of the jaw 45, the jaw 45 and the jaw seat 41 can be precisely combined, which not only increases the structural strength of the entire clamp, but also causes the bolt to be misaligned when fixed. When the lathe is processed, the chuck is clockwise or reverse When the hour hand rotates, the resistance of the turning falls on both sides of the jaw 45, and the downward extension of the both ends of the jaw 45 makes the machining process more stable.

The jaws 45 are fixed to the jaw seat 41 via the bolts 49 or adjust the position of the jaws 45. The fixing manner is that the first plurality of through holes 47 and the second plurality of through holes 48 are divided into a first group of through holes and a second group of through holes. When the first plurality of through holes are corresponding to the first plurality of screw holes 42 and the second plurality of screw holes 43, the second group of through holes cannot correspond to the first plurality of screw holes 42 and the second plurality of screw holes 43; When the second group of through holes corresponds to the first plurality of screw holes 42 and the second plurality of screw holes 43, the first group of through holes cannot correspond to the first plurality of screw holes 42 and the second plurality of screw holes 43. And the size of the clamp that can be clamped by the clamp is further determined by selecting one of the first set of through holes and the second set of through holes to the first plurality of screw holes 42 and the second plurality of screw holes 43 It is determined by a plurality of bolts 49 being fastened. When the position of the jaws 45 is to be adjusted, each bolt 49 is relaxed and the position of the bolt is changed to be adjusted.

Each set of clamps is bolted to the three sliders 2 on the chuck body 1 by bolts through the jaw seat through holes 44. The clamping portion 46 of each set of clamps can simultaneously hold the holder to be processed. The size of the clamp that can be clamped by the clamp is selected by selecting four of the eight through holes (four through holes 47 and four through holes 48) and the first plurality of screw holes 42 and the second plurality The corresponding position of the screw hole 43 is determined, and the size range of the clamp that can be clamped by the clamp is determined according to the distance between the two screw holes which are the farthest from the plurality of screw holes 42. The embodiment of the clamping portion 46 of the clamping jaw 45 is as in the first embodiment, and will not be described herein.

Dividing the first plurality of through holes 47 and the second plurality of through holes 48 into The two sets of through holes are for clamping when the size of the clamps is just between the two screw holes of the jaws 41, and the two sets of through holes can be used at different times. The jaws 45 need to be adjusted to the grips between the screw holes.

With the fourth embodiment, all the different sizes of the gripper in the full stroke range of the lathe can be clamped by the same jig, thereby achieving the effect of saving production cost. Compared to the third embodiment, the fourth embodiment can be clamped by adjusting the position of the through hole when the size of the holder is just between the screw holes on the jaw block.

Please refer to the sixth figure. The sixth figure is a combination diagram of the adjusted full stroke clamp of the fifth embodiment. The clamp is a jaw seat 51, a screw hole 52, a number 53, a jaw seat through hole 54, and a jaw 55. The through holes 56~63 are composed.

In the sixth embodiment of the present invention, the jaws 55 of each set of clamps have eight through holes 56-63 extending from the upper surface of the jaws 55 to the lower surface of the jaws 55; the jaws of each set of clamps The seat 51 has a plurality of screw holes 52 formed on the upper surface of the jaw base 51, and a plurality of screw holes 52 are arranged from one end of the jaw base 51 to the other end of the jaw base 51 in the longitudinal direction of the jaw base 51. Each of the plurality of screw holes 52 is marked with a size number 53 associated with the size of the holder that the clamp can hold, so that the operator can adjust the jaws more quickly, for example, the jaw seat 51 There are 28 screw holes on both sides of the upper surface, and the number 1 to 28 can be indicated in the middle of the jaw seat 51. By pre-recording the number corresponding to each screw hole, the operator can quickly move the jaws 55 to the position to be adjusted by the recording table, which can improve the error and time spent by the conventional manual measurement method.

The jaws 55 are fixed to the jaw seat 51 by bolts or adjust the position of the jaws 55. The fixing method is that the eight through holes 56 to 63 are divided into the first group of through holes 56 to 59 and The second set of through holes 60-63, when the first set of through holes 56-59 correspond to the plurality of screw holes 52, the second set of through holes 60-63 cannot correspond to the plurality of screw holes 52; The first set of through holes 56-59 of the jaws 55 are bolted to the four corresponding screw holes 52 of the jaw seat 51 to fix the jaws 55 and the jaw seat 51. When the position of the jaws 55 is to be adjusted, the adjustment is completed by moving each of the bolts, moving the jaws 55 and changing the position of the bolts. In addition, the number of through holes in the fifth embodiment is not limited to eight, and the number of through holes in the jaws 55 may be increased as appropriate, so that the jaws 55 and the jaws 51 can transmit more fixing strength by transmitting more bolts. .

The eight through holes 56-63 are divided into a first group of through holes 56-59 and a second group of through holes 60-63, so that the size of the holder is just adjusted to the jaws 51 on the jaws 51. When the screw holes are between, the characteristics of the corresponding screw holes of the two sets of through holes may be utilized to clamp the clamps to be adjusted between the screw holes.

In this embodiment, if the second set of through holes 60-63 are moved corresponding to the plurality of screw holes 52, the first set of through holes 56-59 cannot correspond to the plurality of screw holes 52. By the movement between the first set of through holes 56-59 and the second set of through holes 60-63, the distance that the jaws 55 can be finely adjusted is smaller than the pitch of the plurality of screw holes 52.

At the same time, referring to the seventh figure, the seventh figure is a perspective view of the adjusted full stroke clamp of the fifth embodiment, which comprises a chuck body 1 and three sets of clamps, each set of clamps being a jaw base 71 and a screw hole 72, The jaws 73, the first group of through holes 74 to 77, the second group of through holes 78 to 81, the clamping portion 82 and the clamping portion 83 are formed. The screw holes in the plurality of screw holes 72 are arranged at equal distances.

Passing through the first set of through holes 74-77 or the second set of through holes by bolts After 78 to 81, the jaws 73 are fixed to the screw holes 72 of the jaw holder 71. At this time, the holding portion 82 or the holding portion 83 can be selected according to the size or shape of the holder to fix the holder. For example, when the holder is a hollow disk, the clamping portion 82 of each clamp can be placed at the center of the hollow disk, and the hollow disk is fixed by externally biasing the center of the chuck body 1; . The outer diameter of the hollow disk may be clamped by the clamping portion 83 of each clamp, and the hollow disk may be fixed by the force applied to the center of the outer chuck body 1.

With the fifth embodiment, the same clamp can be used to clamp all the different sizes of the gripper in the full stroke range of the lathe, and different gripping portions on the clamp can be used to clamp the grips of different shapes, only for the grips of different shapes. The jaws are replaced, thereby saving the cost of purchasing the jig and improving the conventional method. Due to the short hydraulic stroke, it is time-consuming and labor-intensive to manufacture a large number of jaws of different sizes. Compared to the fourth embodiment, the fifth embodiment can eliminate the cost of drilling the side faces of the jaws and the jaw base.

Thus far, the preferred embodiments of the present invention have been described by the foregoing description and drawings. All of the features disclosed in this specification may be combined with other methods, and each of the features disclosed in the specification may be selectively replaced with the same, equal or similar purpose features, and thus, in addition to the particularly salient features All of the features disclosed in this specification are only one example of equal or similar features.

Various changes and modifications can be made without departing from the scope and spirit of the invention, and the invention is not limited by the description. Implementation of the embodiment the way. Further, the present invention is not limited to processing equipment for lathes, and can be implemented on various types of equipment or equipment having jaws.

While the present invention has been described in connection with the present invention, it will be understood by those skilled in the art that the invention may be modified and modified without departing from the scope of the invention as defined by the appended claims. For example, the size, shape, location or orientation of the various components can be varied as needed and/or desired. The components shown directly connected or contacting each other may also have an intermediate structure therebetween. The function of a single component can be implemented by two components, and vice versa. The structure and function of an embodiment can also be employed by another embodiment. It is not necessary to present all of the advantages in a particular embodiment at the same time. Each feature is unique to the prior art, and the applicant also considers a single feature or a combination of other features as a separate description of a further invention, including structures and/or structures embodied by the features. Functional concept. Therefore, the description of the foregoing embodiments of the present invention is intended to be illustrative only and not restrictive

1‧‧‧ chuck body

71‧‧‧Claw seat

72‧‧‧ screw holes

73‧‧‧claw

74~77‧‧‧First set of through holes

78~81‧‧‧Second set of through holes

82‧‧‧ gripping department

83‧‧‧ gripping department

Claims (18)

An adjustable full stroke clamp comprising: at least one T-shaped block, the at least one T-shaped block having a plurality of screw holes; and a clamping jaw having a surface extending from the upper surface of the clamping jaw to the clamping jaw a plurality of through holes corresponding to the at least one T-shaped block; and a clamping seat configured to receive the at least one T-shaped block Forming at least one groove on an upper surface of the jaw base, the longitudinal direction of the at least one groove being parallel to a longitudinal direction of the jaw seat; wherein the plurality of bolts pass through the plurality of bolts And the plurality of screw holes of the at least one T-shaped block are fastened to fix the clamping jaw and the clamping jaw; and wherein the clamping member is capable of clamping the size of the clamping body by adjusting the clamping jaw The relative position of the jaws is determined, and the size range of the holder that the clamp can hold is determined according to the length of the groove. The jig of claim 1, wherein the size range of the clamp that the clamp can hold comprises a full range of travel of the lathe. The jig of claim 1, wherein the two sides of the jaw have a downward extending portion, and the distance of the downward extending portions of the two sides is the width of the jaw seat, and when the fixing is fixed The jaws and the jaw seat are located on opposite sides of the jaw seat. An adjusted full stroke clamp comprising: a jaw having at least one protrusion formed on a lower surface of the jaw, the jaw having a plurality of through holes extending from an upper surface of the jaw to a lower surface of the jaw; and a jaw a plurality of grooves having a plurality of screw holes and a plurality of grooves configured to receive the at least one protrusion are formed on the upper surface of the jaw base, and the longitudinal direction of the plurality of grooves is perpendicular to the clip a longitudinal direction of the pawl; wherein the jaw is fixed to the jaw by at least one of a plurality of bolt holes of the jaw block being inserted through the plurality of through holes of the jaw And a size of the holder that can be clamped by the clamp is determined by selecting one of the plurality of grooves of the jaw seat to receive the at least one protrusion of the jaw, and The size range of the holder that can be clamped by the clamp is determined according to the distance between the two grooves which are the farthest from the plurality of grooves. The jig of claim 4, wherein the size range of the clamp that the clamp can hold comprises a full stroke range of a lathe. The jig of claim 4, wherein the two sides of the jaw have a downward extending portion, the distance of the downward extending portions of the two sides is the width of the jaw seat, and when the fixing is fixed The jaws and the jaw seat are located on opposite sides of the jaw seat. The jig of claim 4, wherein the jaw has a first clamping portion and a second clamping portion, wherein the size of the clamp that the clamp can hold is further selected by selecting the first clamping The portion is determined by one of the second clamping portions. The jig of claim 4, wherein the plurality of grooves of the jaw seat are arranged at equal distances. The jig of claim 8, wherein each of the plurality of grooves of the jaw block is marked with a size number associated with a size of the holder that the clamp can hold. An adjusted full stroke clamp comprising: a jaw having a first plurality of through holes extending from an upper surface of the jaw to a lower surface of the jaw; and a jaw seat, the clamp The claw seat has a first plurality of screw holes formed on the upper surface of the jaw seat, and the first plurality of screw holes are arranged from one end of the jaw base to the jaw seat in the longitudinal direction of the jaw seat One end; wherein at least one of the first plurality of screw holes of the jaw holder is fastened by passing the first plurality of bolts through the first plurality of through holes of the jaw to fix the jaw and the a jaw holder; and wherein the size of the holder that the clamp can hold is determined by selecting one of the first plurality of screw holes of the jaw holder to be tightened by the first plurality of bolts And the size range of the clamp that can be clamped by the clamp is determined according to the distance between the two screw holes that are the farthest from the first plurality of screw holes. The jig of claim 10, wherein the size range of the clamp that the clamp can hold comprises a full range of travel of a lathe. The jig of claim 10, wherein the two sides of the jaw have a downward extending portion, the distance of the downward extending portions of the two sides is the width of the jaw seat, and when the fixing is fixed The jaws and the jaw seat are located on opposite sides of the jaw seat. The jig of claim 10, wherein the jaw has a first clamping portion and a second clamping portion, wherein the size of the clamp that the clamp can hold is further selected by selecting the first clamping The portion is determined by one of the second clamping portions. The jig of claim 10, wherein the plurality of screw holes of the jaw seat are arranged at equal distances. The jig of claim 14, wherein each of the plurality of screw holes of the jaw holder is marked with a size number associated with a size of the holder that the clamp can hold. The jig of claim 12, wherein the downwardly extending portions of the two side ends have a second plurality of through holes, the jaw seat having a second plurality of screw holes formed on both sides of the jaw seat On the surface, the second plurality of screw holes are arranged from one end of the jaw seat to the other end of the jaw seat along the longitudinal direction of the jaw seat. The jig of claim 10, wherein the first plurality of through holes of the jaw are divided into a first group of through holes and a second group of through holes, and when the first group of through holes corresponds to the first plurality of through holes The second group of through holes cannot correspond to the first plurality of screw holes when the screw holes are formed, and the first group of through holes cannot correspond to the first portion when the second group of through holes corresponds to the first plurality of screw holes a plurality of screw holes, and the size of the clamp that can be clamped by the clamp is further selected by selecting one of the first set of through holes and the second set of through holes to the first plurality of screw holes The first plurality of bolts are tightened and determined. The jig of claim 16, wherein the first plurality of through holes and the second plurality of through holes are divided into a first group of through holes and a second group of through holes, when the first group runs through When the hole corresponds to the first plurality of screw holes and the second plurality of screw holes, the second group of through holes cannot correspond to the first plurality of screw holes and the hole a second plurality of screw holes, and when the second group of through holes corresponds to the first plurality of screw holes and the second plurality of screw holes, the first group of through holes cannot correspond to the first plurality of screw holes The second plurality of screw holes, and the size of the clamp that can be clamped by the clamp is further selected by the one of the first set of through holes and the second set of through holes to the first plurality of snails The hole and the second plurality of screw holes are determined by the first plurality of bolts being bolted to the second plurality of bolts.