CN212170714U - Cutting die device for cutting off insulation sleeve - Google Patents

Abstract

The utility model discloses a cutting die device for cutting off an insulating sleeve, which comprises a baffle (2), a spring guide pin (3), a bracket (5) for positioning and supporting a round pipe material (32) of an insulating sleeve blank to be cut off, a knife rest (7) and a standard blade (9); the standard blade (9) is mounted on the tool rest (7), the tool rest (7) comprises a second cavity (17) and a second matching hole (18), the tool rest (7) moves along the bracket (5) and the spring guide pin (3) along the direction of the insulating sleeve blank circular tube material (32) to be cut under the action of external pressure F, and the second cavity (17) and the second matching hole (18) on the tool rest (7) move until the insulating sleeve blank circular tube material (32) to be cut is cut by the standard blade (9). The utility model provides a cut-off die device cuts off under external pressure F's effect and waits to cut off insulation support blank pipe material, easy operation has improved machining efficiency greatly.

Description

Cutting die device for cutting off insulation sleeve

Technical Field

The utility model belongs to the field of machinery, especially, relate to a cut-off die device for cutting off insulation support.

Background

In the electronic component industry, it is often necessary to process a thin and short insulating sleeve (as shown in fig. 1), and the processing method mainly includes purchasing a blank tube material (as shown in fig. 2) with an outer diameter and an inner hole meeting requirements, cutting the blank tube material by using a lathe, and enabling the length L1 to meet the requirements. The defects of lathe machining are mainly as follows: as the blank is a slender insulating tube material, the clamping is not easy, the material utilization rate is low, and the economical efficiency is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide convenient operation improves machining efficiency greatly, and material utilization is high, the cutting off die device for cutting off insulation support that economic is reasonable.

In order to realize the purpose of the utility model, the cutting die device for cutting off the insulating sleeve provided herein comprises a baffle plate, a spring guide pin, a bracket for positioning and supporting the round pipe material of the insulating sleeve blank to be cut off, a knife rest and a standard blade; the standard blade is installed on the tool rest, the tool rest comprises a second cavity and a second matching hole, and under the action of external pressure F, the second cavity and the second matching hole on the tool rest move along the support and the spring guide pin along the direction of the insulating sleeve blank circular tube material to be cut off until the standard blade cuts off the insulating sleeve blank circular tube material to be cut off.

Further, the utility model provides a cutting off die device still including the suit in the compression spring of spring guide pin periphery. When the external pressure F is removed, the compression spring is slowly restored from the compressed state, the upward acting force is generated to push the tool holder to move upwards to restore to the original position, the tool holder can be restored to the original position without external force, and the operation is further simplified.

Further, the utility model provides a cutting off die device still includes the apron, it has two fourth screw via holes to distribute on the apron, the apron pass through the fourth screw in support fastening connection. This apron realizes the limit function to the knife rest, avoids the knife rest to break away from the support when upwards replying.

Further, the utility model provides a cutting off die device still including install in be used for on the support the location to support the die of waiting to cut off insulating sleeve pipe blank pipe material, the die including one or more locating hole and with standard blade forms clearance fit's die cavity.

Furthermore, the cutting die device provided by the utility model also comprises a base, the base comprises a first mating hole, a first waist-shaped groove and a third threaded hole, the first waist-shaped groove and the third threaded hole are used for being installed on the hand board press, and the baffle and the bracket are installed on the base through a third screw; the spring guide pin is pressed vertically into the first mating hole of the base and forms an interference fit. The installation is convenient through the base.

Further, the spring guide pin comprises a first connecting section forming an interference fit with the first mating hole and a second connecting section forming a clearance fit with the second mating hole.

The clamping plate is further provided with a clamping plate, and first screw through holes are distributed in the clamping plate; the tool rest further comprises a first threaded hole matched with the first screw through hole; the standard insert is locked to the holder by the clamping plate and the first screw.

Further, the bracket comprises a third screw through hole, a first cavity, a fourth threaded hole and a second threaded hole.

Further, the baffle plate comprises a second kidney-shaped groove, and the kidney-shaped groove is used for adjusting the length L1 of the cut insulating sleeve, and once the L1 is determined and locked by a third screw, the position of the baffle plate is fixed.

Furthermore, the number of the spring guide pins is two, and the spring guide pins are symmetrically distributed on two sides of the support, so that the tool rest can stably move up and down.

The utility model has the advantages that: the utility model provides a cutting off die device cuts off under external pressure F's effect and waits to cut off insulation support blank pipe material, and easy operation has improved machining efficiency greatly, and material utilization is high, and is economical reasonable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic view of an insulation bushing according to the present invention;

fig. 2 is a schematic view of an insulating sleeve blank material recorded in the present invention;

fig. 3 is an exploded view of the cutting die device according to the present invention;

fig. 4 is a structural diagram of a cutting die device provided by the present invention;

fig. 5 is a structural view of an upper die mechanism according to the present invention;

fig. 6 is a plan view of the base according to the present invention;

fig. 7 is a front view of the base according to the present invention;

fig. 8 is a front view of the baffle according to the present invention;

fig. 9 is a plan view of a baffle plate according to the present invention;

fig. 10 is a view showing a structure of a spring guide pin according to the present invention;

fig. 11 is a front view of the stand according to the present invention;

fig. 12 is a right side view of the stand according to the present invention;

fig. 13 is a plan view of the bracket according to the present invention;

fig. 14 is a cross-sectional view of a front view of a female mold according to the present invention;

fig. 15 is a right side view of the female mold according to the present invention;

fig. 16 is a cross-sectional view of a plan view of the female die according to the present invention;

fig. 17 is a cross-sectional view of a front view of a tool holder according to the present invention;

fig. 18 is a plan view of a front view of the tool holder according to the present invention;

fig. 19 is a left side view (right rotation 90 °) of the tool holder according to the present invention;

fig. 20 is a plan view of the cover plate according to the present invention;

fig. 21 is a right side view of the cover plate according to the present invention;

FIG. 22 is a block diagram of a standard blade according to the present invention;

fig. 23 is a left side view of the splint according to the present invention;

fig. 24 is a plan view of the splint according to the present invention;

in the figure: 1. the base, 2, the baffle, 3, the spring guide pin, 4, compression spring, 5, the support, 6, the die, 7, the knife rest, 8, the apron, 9, standard blade, 10, splint, 11, first screw, 12, the second screw, 13, the third screw, 14, the fourth screw, 15, first mating holes, 16, first die cavity, 17, the second die cavity, 18, the second mating holes, 19, first kidney-shaped groove, 20, the third screw hole, 21, the second kidney-shaped groove, 22, first linkage segment, 23, the second linkage segment, 24, the third screw via hole, 25, the fourth screw hole, 26, the second screw hole, 27, the locating hole, 28, the die cavity, 29, the first screw hole, 30, the fourth screw via hole, 31, the first screw via hole, 32, the insulating sleeve blank tubular material of waiting to cut off.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods. In other instances, well-known methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the invention.

The utility model provides a cut-off die device for cutting off insulation support, its structure is shown in fig. 3-24, has included following subassembly:

the base 1 comprises a first matching hole 15, a first waist-shaped groove 19 and a third threaded hole 20; as shown in fig. 6, the first kidney-shaped grooves 19 are disposed at two opposite ends of the base 1, and the cutting die device is conveniently mounted on the hand press through the first kidney-shaped grooves 19;

a baffle 2 comprising a second kidney-shaped slot 21, as shown in fig. 9; the kidney-shaped groove is used for adjusting the length L1 of the cut insulating sleeve;

a spring guide pin 3 including a first connecting section 22 forming an interference fit with the first fitting hole 15 of the base 1 and a second connecting section 23 forming a clearance fit with the second fitting hole 18 of the tool holder 7, as shown in fig. 10;

a bracket 5 including a first cavity 16, a third screw passing hole 24, a fourth screw hole 25 and a second screw hole 26, as shown in fig. 11-13;

a tool holder 7 comprising a second cavity 17, a second mating bore 18 and a first threaded bore 29, as shown in fig. 17-19;

the standard blade 9 is used for cutting off the round pipe material 32 of the insulating sleeve blank to be cut off, and the structure of the standard blade is shown in figure 22.

As shown in fig. 3, the baffle plate 2 and the bracket 5 are tightly locked and connected on the bottom plate 1 through a third screw 13 matched with a third threaded hole 20, and are flat and flat; the first connecting section 22 of the spring guide pin 3 is pressed vertically into the first fitting hole 15 in the base 1 and forms an interference fit. When the length L1 of insulating sleeve blank pipe material that waits to cut off needs to be adjusted, unscrew third screw 3, the position of adjustment baffle 2, once L1 confirms the back and through the locking of third screw 13, realize the position fixing of baffle 2. The standard blade 9 is mounted on the tool holder 7 to form a top-die mechanism (as shown in fig. 5), and under the action of external pressure F, the second cavity 17 and the second matching hole 18 on the tool holder 7 move along the support 5 and the spring guide pin 3 along the direction of the insulating sleeve blank circular tube material 32 to be cut until the standard blade 9 cuts the insulating sleeve blank circular tube material 32 to be cut. When the tool rest 7 moves along the direction of the support 5 and the spring guide pin 3 along the insulating sleeve blank circular tube material 32 to be cut off, the standard blade 9 is required to be positioned right above the insulating sleeve blank circular tube material 32 to be cut off, so that the flatness of the cut of the insulating sleeve blank circular tube material 32 to be cut off is ensured.

The external pressure F described herein may be provided by any mechanical means, and herein the pressure F is provided by a hand press.

The standard insert 9 described herein is locked to the holder 7 by means of a clamping plate 10 and a first screw 11, as shown in fig. 3-5; the first threaded hole 29 of the tool holder 7 is used for cooperating with the first screw 11, and correspondingly, a first screw through hole 31 is distributed on the clamping plate 10, as shown in fig. 23. The standard insert 9 is locked tightly to the holder 7 by the first threaded hole 29, the first screw through hole 31 and the first screw 11.

It is of course also possible to fasten the standard insert 9 to the holder 7 in other ways, such as welding, or to fasten the standard insert 9 to the holder 7 directly by means of screws without the clamping plate 10.

In order to better position and support the round tube material 32 of the insulation sleeve blank to be cut, the cutting die device provided by the invention further comprises a female die 6, wherein the female die 6 comprises one or more positioning holes 27 and a female die cavity 28 which forms clearance fit with the standard blade 9 in the cutting process, as shown in fig. 14-16.

The female die 6 is arranged in the first cavity 16 of the support 5 to form clearance fit, the second screw 12 is screwed into the second threaded hole 26 of the support 5, the position of the female die 6 can be adjusted through the second threaded hole 26, the standard blade 9 is positioned right above the female die cavity 28 of the groove 6, and the standard blade 9 is positioned right in the middle of the female die cavity 28 of the female die 6 when the round pipe material 32 of the insulation sleeve blank to be cut is cut by the standard blade 9. After the position of the female die 6 is adjusted, the second screw 12 is rotated until the recess 6 is locked in the first cavity 16 of the holder 5.

The positioning holes 27 in the groove 6 are used for positioning and supporting the insulating sleeve blank circular tube material 32 to be cut off, the number of the positioning holes 27 can be set at will, such as 1, 2, 3 or more than 3, and when a plurality of positioning holes are arranged, the cutting off of the insulating sleeve blank circular tube material 32 to be cut off is realized.

In order to realize that the upper die mechanism can automatically return to the original position after cutting the round pipe material 32 of the insulating sleeve blank to be cut, the cutting die device provided by the invention further comprises a compression spring 4 sleeved on the periphery of the spring guide pin 3, as shown in fig. 3 and 4. The upper die mechanism compresses the compression spring 4 under the action of the pressure F, and after the cutting is completed, the pressure F is removed, and the compression spring 4 generates upward restoring force to act on the upper die mechanism to push the upper die mechanism to return to the original position.

In order to prevent the tool holder 7 from being separated from the bracket 5 under the action of the elastic force of the compression spring 4 and realize the limiting function of the tool holder 7, the cutting die device provided by the invention further comprises a cover plate 8. Two fourth screw through holes 30 are distributed on the cover plate 8, as shown in fig. 20. Fourth screw through hole 30 on apron 8, fourth screw hole 25 on support 5 and fourth screw 14 match, and apron 8 passes through fourth screw 14 and support 5 fastening connection. The cutter frame 7 is prevented from being separated from the support 5 under the action of the elastic force of the compression spring 4 through the cover plate 8, and the limiting function of the cutter frame 7 is realized.

The two spring guide pins 3 are adopted, the two first matching holes 15 matched with the two spring guide pins 3 on the base 1 are included, the two spring guide pins 3 are respectively and vertically pressed into the first matching holes 15 of the base 1 to realize interference fit and are symmetrically distributed in the center of the base 1, and the spring guide pins 3 are symmetrically distributed on two sides of the support 5.

When the device is used, the position of the baffle 2 is adjusted to enable L1 to meet the drawing requirements, then 3 insulating sleeve blank round pipe materials 32 to be cut are loaded into the positioning hole 24 of the female die 6 until the end face of the insulating sleeve blank round pipe material 32 to be cut abuts against the surface A of the baffle 2; then an upper die mechanism (shown in figure 5) consisting of a tool rest 7, a standard blade 9, a clamping plate 10 and a first screw 11 downwards presses a compression spring 4 along a bracket 5 and a spring guide pin 3 under the action of external force F provided by a hand-operated press through a second cavity 17 and a second matching hole 18 in the tool rest 7 until the standard blade 9 cuts off an insulating sleeve blank round pipe material 32 to be cut off; the external force F is cancelled, the compression spring 4 is restored, the upper die mechanism (shown in figure 5) is pushed to move upwards until the upper die mechanism contacts the cover plate 8, at the moment, the upper die mechanism (shown in figure 5) is restored to the original position, and then the movement is circulated until the insulating sleeve blank round pipe material 32 to be cut off is cut completely.

The present disclosure has been described in terms of the above-described embodiments, which are merely exemplary of the implementations of the present disclosure. It must be noted that the disclosed embodiments do not limit the scope of the disclosure. Rather, variations and modifications are possible within the spirit and scope of the disclosure, and these are all within the scope of the disclosure.

Claims (13)

1. A cut-off die device for cutting off an insulation sleeve is characterized in that: the cutting device comprises a baffle plate (2), a spring guide pin (3), a bracket (5) for positioning and supporting a round pipe material (32) of an insulating sleeve blank to be cut off, a tool rest (7) and a standard blade (9); the standard blade (9) is mounted on the tool rest (7), the tool rest (7) comprises a second cavity (17) and a second matching hole (18), the tool rest (7) moves along the bracket (5) and the spring guide pin (3) along the direction of the insulating sleeve blank circular tube material (32) to be cut under the action of external pressure F, and the second cavity (17) and the second matching hole (18) on the tool rest (7) move until the insulating sleeve blank circular tube material (32) to be cut is cut by the standard blade (9).

2. The cutting die apparatus for cutting an insulation bushing according to claim 1, wherein: the spring guide pin (3) is sleeved with a compression spring (4).

3. The cutting die apparatus for cutting an insulation bushing according to claim 1, wherein: the cutting die is characterized by further comprising a female die (6) which is arranged on the support (5) and used for positioning and supporting the round pipe material (32) of the insulating sleeve blank to be cut off, wherein the female die (6) comprises one or more than one positioning hole (27) and a female die cavity (28) which is in clearance fit with the standard blade (9).

4. The cutting die apparatus for cutting an insulation bushing according to claim 1, wherein: still include apron (8), it has two fourth screw via holes (30) to distribute on apron (8), apron (8) through fourth screw (14) with support (5) fastening connection.

5. A cutting die apparatus for cutting an insulation bushing according to any one of claims 1-4, wherein: the hand plate press is characterized by further comprising a base (1), wherein the base (1) comprises a first matching hole (15), a first waist-shaped groove (19) used for being mounted on the hand plate press and a third threaded hole (20), and the baffle plate (2) and the support (5) are mounted on the base (1) through a third screw (13); the spring guide pin (3) is vertically pressed into a first matching hole (15) of the base (1) to form interference fit.

6. The cutting die apparatus for cutting an insulation bushing according to claim 5, wherein: the spring guide pin (3) comprises a first connecting section (22) forming an interference fit with the first fitting hole (15) and a second connecting section (23) forming a clearance fit with the second fitting hole (18).

7. The cutting die apparatus for cutting an insulation bushing according to claim 1, wherein: the clamp plate is characterized by further comprising a clamp plate (10), wherein first screw through holes (31) are distributed in the clamp plate (10); the tool rest (7) further comprises a first threaded hole (29) matched with the first screw through hole (31); the standard blade (9) is locked on the tool holder (7) through the clamping plate (10) and the first screw (11).

8. A cutting die device for cutting an insulating sleeve according to claim 1, 2, 3, 4, 6 or 7, characterized in that: the bracket (5) comprises a third screw through hole (24), a first cavity (16), a fourth threaded hole (25) and a second threaded hole (26).

9. The cutting die apparatus for cutting an insulation bushing according to claim 5, wherein: the bracket (5) comprises a third screw through hole (24), a first cavity (16), a fourth threaded hole (25) and a second threaded hole (26).

10. A cutting die device for cutting an insulating sleeve according to claim 1, 2, 3, 4, 6 or 7, characterized in that: the baffle (2) comprises a second kidney-shaped groove (21) which is used for adjusting the length L1 of the cut insulating sleeve and realizing the position fixing of the baffle (2) once the L1 is determined and locked by a third screw (13).

11. The cutting die apparatus for cutting an insulation bushing according to claim 5, wherein: the baffle (2) comprises a second kidney-shaped groove (21) which is used for adjusting the length L1 of the cut insulating sleeve and realizing the position fixing of the baffle (2) once the L1 is determined and locked by a third screw (13).

12. A cutting die device for cutting an insulating sleeve according to claim 1, 2, 3, 4, 6 or 7, characterized in that: the number of the spring guide pins (3) is two, and the spring guide pins are symmetrically distributed on two sides of the support (5).

13. The cutting die apparatus for cutting an insulation bushing according to claim 5, wherein: the number of the spring guide pins (3) is two, and the spring guide pins are symmetrically distributed on two sides of the support (5).

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