CN210306565U

CN210306565U - Jacket dismounting device

Info

Publication number: CN210306565U
Application number: CN201920985555.4U
Authority: CN
Inventors: 杨永修; 张海洋; 王乐; 王智; 郭华卫; 齐光辉; 董立忠; 刘井泽; 尚谦; 陈浩
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-14
Anticipated expiration: 2029-06-27

Abstract

The utility model relates to a hydraulic pressure presss from both sides the cover and dismantles technical field, discloses a press from both sides cover dismounting device, including inner ring, outer loop and pressing piece. The bottom of the inner ring is annularly provided with a plurality of clamping flaps, the inner walls of the clamping flaps are inwards convexly provided with clamping sheets for clamping the jacket, and the outer side walls of the clamping flaps are provided with pressing grooves; the outer ring is sleeved outside the inner ring, the inner side of the outer ring is circumferentially provided with a rotating groove corresponding to the pressing groove, and the depth of the rotating groove gradually becomes shallow along the length direction; the pressing piece is arranged in the pressing groove, part of the pressing piece is located in the pressing groove, and part of the pressing piece is located in the rotating groove. The jacket is sleeved with the jacket dismounting device, the outer ring rotates relative to the inner ring, the pressing piece slides along the rotating groove, the clamping flap can be folded inwards under the action of the pressing piece, the clamping piece is inserted into a gap between the jacket and the knife handle, the jacket is preliminarily separated from the knife handle, then the jacket and the knife handle are thoroughly separated by upward lifting and pulling, and the jacket is dismounted.

Description

Jacket dismounting device

Technical Field

The utility model relates to a hydraulic pressure presss from both sides the cover and dismantles technical field, especially relates to a press from both sides cover dismounting device.

Background

In modern society, the popularization and application of numerical control machine tools promote the development of machine manufacturing industry. In the process of numerical control machining of workpieces, a hydraulic system is generally adopted to clamp a cutter through a hydraulic buffer, the hydraulic system can decelerate and buffer an object acting on the hydraulic system until the hydraulic system stops, the acting object can be protected to a certain extent, and a medium acting between the buffer and the cutter is a jacket.

The clamping force of the hydraulic clamping is different according to different cutters, so that the clamping sleeve and the cutter handle are difficult to separate. The general current dismantlement method is mostly prized with spanner or a word screwdriver, and frequent number of times is too much then can lead to pressing from both sides the cover to increase the mar and not hard up, reduces life, and extravagant cost is and be unfavorable for permanent use.

Therefore, a jacket disassembling device is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press from both sides cover dismounting device, it need not to prize to pressing from both sides the cover, can not leave the mar on pressing from both sides the cover, also can not make to press from both sides the cover not hard up, can increase the life who presss from both sides the cover.

To achieve the purpose, the utility model adopts the following technical proposal:

provided is a jacket-dismounting device including:

the clamping device comprises an inner ring, a clamping sleeve and a clamping piece, wherein a plurality of clamping flaps are annularly arranged at the bottom of the inner ring, the inner walls of the clamping flaps are inwards and convexly provided with clamping pieces for clamping the clamping sleeve, and the outer side wall of each clamping flap is provided with a pressing groove;

the outer ring is sleeved outside the inner ring, a rotating groove corresponding to the pressing groove is formed in the inner side of the outer ring along the circumferential direction, and the depth of the rotating groove becomes gradually shallow along the length direction;

the pressing piece is arranged in the pressing groove, and is partially positioned in the pressing groove and partially positioned in the rotating groove.

Preferably, the pressing device further comprises a middle ring, the middle ring is located between the inner ring and the outer ring, an accommodating groove corresponding to the pressing groove is formed in the middle ring, and the pressing part is partially located in the accommodating groove.

Preferably, the outer ring further comprises a limit pin, a guide groove is formed in the outer side wall of the inner ring, the guide groove and the rotation groove are the same in length, a guide hole matched with the guide groove is formed in the middle ring, a pin hole is formed in the outer ring, the limit pin penetrates through the pin hole and the guide hole, part of the limit pin is located in the guide groove, and the limit pin is configured to limit the rotation amount of the outer ring relative to the inner ring.

Preferably, the inner ring is provided with a first fixing hole, the middle ring is provided with a second fixing hole matched with the first fixing hole, and the first fixing hole and the second fixing hole are internally provided with fixing pins in a penetrating manner.

Preferably, a handle is arranged on the outer ring.

Preferably, the number of the clamping lobes is four, and the four clamping lobes are uniformly distributed in the circumferential direction of the inner ring.

Preferably, the inner ring is symmetrically provided with two first jacks, the middle ring is provided with a second jack matched with the two first jacks, the first jack and the second jack are internally provided with a poke rod in a penetrating manner, and two ends of the poke rod are exposed out of the outer side of the middle ring.

Preferably, the clamping piece is wedge-shaped.

Preferably, the pressing piece is a steel ball.

Preferably, the top cover is buckled at the top end of the middle ring.

The utility model has the advantages that: the jacket is sleeved with the jacket dismounting device, the clamping piece is located in a gap between the knife handle and the jacket, the outer ring rotates relative to the inner ring, the pressing piece slides along the rotary groove, the clamping flap can be inwards folded under the action of the pressing piece due to the fact that the depth of the rotary groove gradually becomes shallow along the length direction, the clamping piece is inserted into the gap between the knife handle and the jacket, the jacket and the knife handle are preliminarily separated, then the jacket dismounting device is upwards lifted, the jacket can be separated from the knife handle, and dismounting of the jacket is completed. Use this to press from both sides cover dismounting device need not to prize the cover that presss from both sides, can not leave the mar on pressing from both sides the cover, also can not make to press from both sides the cover not hard up, can increase the life who presss from both sides the cover, reduces use cost.

Drawings

Fig. 1 is a schematic structural view of a jacket dismounting device of the present invention;

FIG. 2 is an exploded view of the jacket remover according to the present invention;

fig. 3 is a sectional view of the jacket dismounting device provided by the present invention;

fig. 4 is a schematic structural diagram of the inner ring provided by the present invention;

fig. 5 is a schematic structural diagram of an outer ring provided by the present invention.

In the figure: 10. a jacket; 20. a knife handle;

1. an inner ring; 11. a clamping flap; 111. a clamping piece; 112. pressing the groove; 12. a guide groove; 13. a first fixing hole; 14. a first jack;

2. an outer ring; 21. a rotating tank; 22. a pin hole; 23. a handle;

3. a pressing member; 4. a middle ring; 41. accommodating grooves; 42. a pilot hole; 43. a second fixing hole; 44. a second jack;

5. a spacing pin; 6. a fixing pin; 7. a poke rod; 8. and a top cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present embodiment discloses a collet removing device which includes an inner ring 1, an outer ring 2 and a pressing member 3. As shown in fig. 2-4, the bottom of the inner ring 1 is provided with a plurality of clamping flaps 11, and specifically, the side wall of the bottom of the inner ring 1 is provided with a plurality of through grooves along the length direction, so as to divide the side wall of the bottom of the inner ring 1 into a plurality of clamping flaps 11. The gripping flaps 11 are evenly arranged in the circumferential direction of the inner ring 1. Preferably, the number of the gripping petals 11 in the present embodiment is four, and may be five, six, etc. in other embodiments. The inner wall of the clamping flap 11 is provided with a clamping piece 111 protruding inwards for clamping the jacket 10. The clamping pieces 111 are wedge-shaped and can be inserted into a gap between the tool shank 20 and the collet 10 to primarily separate the tool shank 20 from the collet 10, and then clamp the collet 10 to separate the collet 10 from the tool shank 20.

As shown in fig. 2-5, the outer ring 2 is sleeved outside the inner ring 1, the outer side wall of the clamping flap 11 is provided with a pressing groove 112, the inner side of the outer ring 2 is circumferentially provided with a rotating groove 21 corresponding to the pressing groove 112, and the depth of the rotating groove 21 gradually becomes shallower from one end to the other end along the length direction. Each pressing groove 112 is provided with a pressing element 3, preferably, the pressing elements 3 in this embodiment are steel balls, and the steel balls can roll, so that friction between the pressing elements and the inner ring 1 and the outer ring 2 can be reduced, abrasion of the pressing elements 3, the inner ring 1 and the outer ring 2 can be reduced, and labor can be saved. But may also be a block or the like in other embodiments. The pressing member 3 is partially located in the pressing groove 112 and partially located in the rotation groove 21. The outer ring 2 rotates relative to the inner ring 1, the pressing piece 3 slides along the rotating groove 21, and the pressing piece 3 presses the clamping petals 11, so that the clamping petals 11 are folded inwards, and the clamping sheets 111 clamp the jacket 10.

The jacket dismounting device is sleeved on the jacket 10, the clamping piece 111 is located in a gap between the tool shank 20 and the jacket 10, the outer ring 2 rotates relative to the inner ring 1, the pressing piece 3 slides along the rotating groove 21, the clamping flap 11 can be inwardly folded under the action of the pressing piece 3 due to the fact that the depth of the rotating groove 21 becomes gradually shallow along the length direction, the clamping piece 111 is inserted into the gap between the tool shank 20 and the jacket 10, the jacket 10 is initially separated from the handle of the tool shank 20, then the jacket dismounting device is upwards pulled to separate the jacket 10 from the tool shank 20, and dismounting of the jacket 10 is completed. The jacket dismounting device does not need to pry the jacket 10, scratches cannot be left on the jacket 10, the jacket 10 cannot be loosened, the service life of the jacket 10 can be prolonged, and the use cost is reduced.

As shown in fig. 1-3, optionally, the jacket dismounting device further includes a middle ring 4 and a limit pin 5, wherein the middle ring 4 is located between the inner ring 1 and the outer ring 2, i.e., is sleeved outside the inner ring 1 and passes through the outer ring 2. The middle ring 4 is fixed on the inner ring 1 and does not rotate relative to the inner ring 1. The middle ring 4 is provided with a receiving groove 41 corresponding to the pressing groove 112, and the middle part of the pressing member 3 is located in the receiving groove 41.

As shown in fig. 2, the outer side wall of the inner ring 1 is provided with a guide groove 12, the length of the guide groove 12 is the same as that of the rotation groove 21, the middle ring 4 is provided with a guide hole 42 matched with the guide groove 12, and the length of the guide hole 42 is the same as that of the guide groove 12. The outer ring 2 is provided with a pin hole 22, one end of a limit pin 5 penetrates through the pin hole 22 and the guide hole 42 and is partially positioned in the guide groove 12, and the limit pin 5 is configured to limit the rotation amount of the outer ring 2 relative to the inner ring 1. Because the length of the guide slot 12 and the guide hole 42 is the same as the length of the rotary slot 21, the outer ring 2 rotates relative to the middle ring 4 and the inner ring 1, and the limit pin 5 is matched with the guide slot 12 for limiting, so that the pressing piece 3 just slides from one end of the rotary slot 21 to the other end.

As shown in fig. 1-3, a first fixing hole 13 is formed in the inner ring 1, a second fixing hole 43 matched with the first fixing hole 13 is formed in the middle ring 4, a fixing pin 6 penetrates through the first fixing hole 13 and the second fixing hole 43, and the fixing pin 6 can fix the inner ring 1 and the middle ring 4 so that the inner ring 1 and the middle ring 4 cannot rotate relatively.

The inner ring 1 is symmetrically provided with two first jacks 14, the middle ring 4 is provided with a second jack 44 matched with the two first jacks 14, the first jack 14 and the second jack 44 are internally provided with the poke rod 7 in a penetrating manner, and two ends of the poke rod 7 are exposed out of the middle ring 4. The outer ring 2 is provided with a handle 23, and the outer ring 2 can rotate relative to the inner ring 1 by pulling the handle 23. The corresponding arc length of the initial included angle between the handle 23 and the poke rod 7 on the outer ring 2 is the same as the length of the rotating groove 21, the handle 23 and the end part of the poke rod 7 can be respectively held by two hands, so that the outer ring 2 and the inner ring 1 rotate relatively, when the included angle between the outer ring and the inner ring is 0 degree, the outer ring 2 rotates in place, and the clamping flap 11 is folded inwards to clamp the jacket 10. Optionally, the jacket remover further comprises a top cover 8, and the top cover 8 is buckled at the top end of the middle ring 4.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A jacket disassembly apparatus, comprising:

the clamping device comprises an inner ring (1), wherein a plurality of clamping flaps (11) are annularly arranged at the bottom of the inner ring (1), clamping sheets (111) are inwards convexly arranged on the inner walls of the clamping flaps (11) and used for clamping a jacket (10), and pressing grooves (112) are arranged on the outer side walls of the clamping flaps (11);

the outer ring (2) is sleeved outside the inner ring (1), a rotating groove (21) corresponding to the abutting groove (112) is formed in the inner side of the outer ring (2) along the circumferential direction, and the depth of the rotating groove (21) becomes shallow gradually along the length direction;

the pressing piece (3) is arranged in the pressing groove (112), and the pressing piece (3) is partially positioned in the pressing groove (112) and partially positioned in the rotating groove (21).

2. Collet disassembly device according to claim 1, further comprising an intermediate ring (4), wherein the intermediate ring (4) is located between the inner ring (1) and the outer ring (2), wherein a receiving groove (41) corresponding to the pressing groove (112) is provided on the intermediate ring (4), and wherein the pressing element (3) is partially located in the receiving groove (41).

3. The jacket dismounting device according to claim 2, further comprising a limit pin (5), wherein a guide groove (12) is formed in an outer side wall of the inner ring (1), the guide groove (12) has the same length as the rotation groove (21), a guide hole (42) matched with the guide groove (12) is formed in the middle ring (4), a pin hole (22) is formed in the outer ring (2), the limit pin (5) penetrates through the pin hole (22) and the guide hole (42), and is partially located in the guide groove (12), and the limit pin (5) is configured to limit the rotation amount of the outer ring (2) relative to the inner ring (1).

4. The jacket disassembly device according to claim 2, wherein the inner ring (1) is provided with a first fixing hole (13), the middle ring (4) is provided with a second fixing hole (43) matched with the first fixing hole (13), and the first fixing hole (13) and the second fixing hole (43) are internally provided with fixing pins (6).

5. Collet disassembly device according to claim 1, wherein a handle (23) is provided on the outer ring (2).

6. Collet chuck removal device according to claim 1, characterized in that the number of gripping flaps (11) is four and that four gripping flaps (11) are evenly distributed circumferentially in the inner ring (1).

7. The jacket dismounting device according to claim 2, wherein the inner ring (1) is symmetrically provided with two first insertion holes (14), the middle ring (4) is provided with a second insertion hole (44) matched with the two first insertion holes (14), the first insertion hole (14) and the second insertion hole (44) are internally provided with a poke rod (7), and two ends of the poke rod (7) are exposed out of the outer side of the middle ring (4).

8. Collet dismounting device according to claim 1, characterized in that the clamping tabs (111) are wedge-shaped.

9. Collet dismounting device according to claim 1, characterized in that the press-on piece (3) is a steel ball.

10. The jacket disassembly apparatus of claim 2, further comprising a top cap (8), wherein the top cap (8) is buckled on the top end of the middle ring (4).