CN210997336U

CN210997336U - Thermal expansion instrument capable of quickly positioning tool holder

Info

Publication number: CN210997336U
Application number: CN201921924074.9U
Authority: CN
Inventors: 韩成镇
Original assignee: Dongguan Jiahong Precision Machinery Co ltd
Current assignee: Dongguan Jiahong Precision Machinery Co ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2020-07-14
Anticipated expiration: 2029-11-09

Abstract

The utility model discloses a can carry out thermal expansion appearance of quick location to cutter handle, including thermal expansion appearance body, slide, heating ring, cooling ring and spout, base and slide are installed to the top of thermal expansion appearance body, the inside of base is provided with the clamp plate, the clamp plate is inside the base through first slide bar swing joint, the bottom of first valve plate is connected with the second valve plate, the lower terminal surface of second valve plate is fixed with the second slide bar, the fixed surface of first slide bar has horizontal distribution's dead lever, first cavity is linked together through passageway and second cavity, and the three all sets up inside the base, the third valve plate is connected through horizontal pole and splint, and the horizontal pole passes through second spring and inner base wall sliding connection. This can carry out thermal expansion appearance of quick location to cutter handle utilizes and presses rotatory mode, carries out convenient fixed mounting to the cutter handle to base inner structure can adapt to the location installation of multiple diameter cutter, and it is more convenient to operate.

Description

Thermal expansion instrument capable of quickly positioning tool holder

Technical Field

The utility model relates to a thermal expansion appearance technical field specifically is a thermal expansion appearance that can carry out quick location to the handle.

Background

The thermal expansion instrument is a device for assembling and disassembling a cutter and a cutter handle by utilizing a thermal expansion and contraction principle, wherein the pore volume of the cutter in the cutter handle is expanded under the heating condition, the cutter rod part of the cutter is inserted into a hole, and then cooling operation is carried out to realize stable connection of the cutter and the cutter handle, so that whether the cutter handle can be quickly and stably positioned in a base of the device or not determines the installation efficiency of the cutter, but the existing thermal expansion instrument has the following defects in actual use:

the locating mode of current handle of a knife and base, mostly be for installing several location becket on the base, all need handle the becket alone when dismantling the installation to the different becket of different diameters need be changed when the location, and the operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can carry out thermal expansion appearance of quick location to the handle of a knife to the locate mode who proposes current handle of a knife and base among the solution above-mentioned background art, mostly be for installing several location becket on the base, all need carry out the independent processing to the becket when dismantling the installation, and the handle of a knife of different diameters need change different becket when the location, operate very troublesome problem.

In order to achieve the above object, the utility model provides a following technical scheme: a thermal expansion instrument capable of quickly positioning a cutter handle comprises a thermal expansion instrument body, a slide seat, a heating ring, a cooling ring and a slide groove, wherein the base and the slide seat are installed above the thermal expansion instrument body and are in sliding connection with the heating ring and the cooling ring through the slide groove, a press plate is arranged inside the base, an electromagnet is installed on the upper end face of the press plate, the press plate is movably connected inside the base through a first slide rod, a first valve plate is fixed at the bottom end of the first slide rod, a second valve plate is connected at the bottom end of the first valve plate and is in sliding connection with the first valve plate, a second slide rod is fixed at the lower end face of the second valve plate, fixing rods which are horizontally distributed are fixed on the surface of the first slide rod, the first cavity is communicated with a second cavity through a channel, the first cavity, the channel, the second cavity, the third cavity and a third valve plate are arranged inside the base, the third valve plate is connected with the clamping plate through a cross rod, and the cross rod is connected with the inner wall of the base in a sliding mode through a second spring.

Preferably, the bottom end of the first valve plate is rotatably connected with the top end of the second valve plate, and the outer edge of the second valve plate is tightly attached to the inner wall of the first cavity.

Preferably, the tail end of the second sliding rod is vertically connected to the bottom wall of the first cavity in a sliding mode, and a first spring is installed at the bottom end of the second sliding rod.

Preferably, the tail end of the fixing rod is anastomosed inside the first rod groove, the side of the first rod groove is communicated with the second rod groove which is horizontally distributed, the first rod groove and the second rod groove are both arranged on the side wall of the first cavity, and the width of the first rod groove and the width of the second rod groove are the same.

Preferably, the clamping plates are obliquely distributed above the pressing plates, and balls are embedded in the inner walls of the clamping plates.

Compared with the prior art, the beneficial effects of the utility model are that: according to the thermal expansion instrument capable of quickly positioning the cutter handle, the cutter handle is conveniently and fixedly installed in a pressing and rotating mode, the internal structure of the base can adapt to positioning and installation of cutters with various diameters, and the operation is more convenient;

1. the first valve plate and the second valve plate are structurally designed, so that the valve plate can be positioned by utilizing the rotation action and the rotation of the fixing rod after the pressing operation is performed;

2. the use of multiunit cavity structure and splint structure, the convenient to use person is through the mode of pressing the handle of a knife, the displacement length of automatic adjustment splint to handle of a knife to different diameters is fixed a position the installation.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the base of the present invention;

fig. 3 is a schematic side view of the first rod groove of the present invention.

In the figure: 1. a thermal expansion instrument body; 2. a base; 3. a slide base; 4. a heating ring; 5. a cooling ring; 6. a chute; 7. pressing a plate; 8. an electromagnet; 9. a first slide bar; 10. a first cavity; 11. a first valve plate; 12. a second valve plate; 13. a second slide bar; 14. a first spring; 15. fixing the rod; 16. a first rod groove; 17. a second rod groove; 18. a channel; 19. a second cavity; 20. a third valve plate; 21. a cross bar; 22. a splint; 23. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a thermal expansion instrument capable of quickly positioning a cutter handle comprises a thermal expansion instrument body 1, a base 2, a sliding seat 3, a heating ring 4, a cooling ring 5, a sliding groove 6, a pressing plate 7, an electromagnet 8, a first sliding rod 9, a first cavity 10, a first valve plate 11, a second valve plate 12, a second sliding rod 13, a first spring 14, a fixing rod 15, a first rod groove 16, a second rod groove 17, a channel 18, a second cavity 19, a third valve plate 20, a transverse rod 21, a clamping plate 22 and a second spring 23, wherein the base 2 and the sliding seat 3 are installed above the thermal expansion instrument body 1, the sliding seat 3 is in sliding connection with the heating ring 4 and the cooling ring 5 through the sliding groove 6, the pressing plate 7 is arranged inside the base 2, the electromagnet 8 is installed on the upper end face of the pressing plate 7, the pressing plate 7 is movably connected inside the base 2 through the first sliding rod 9, the first valve plate 11 is fixed at the bottom end of the first sliding rod 9, the second valve plate 12 is connected with the bottom end of the, the two are connected inside the first cavity 10 in a sliding manner, the lower end face of the second valve plate 12 is fixed with a second slide rod 13, the surface of the first slide rod 9 is fixed with a horizontally distributed fixing rod 15, the first cavity 10 is communicated with the second cavity 19 through a channel 18, the three are arranged inside the base 2, the inside of the second cavity 19 is connected with a third valve plate 20 in a sliding manner, the third valve plate 20 is connected with a clamping plate 22 through a cross rod 21, and the cross rod 21 is connected with the inner wall of the base 2 in a sliding manner through a second spring 23.

The bottom end of the first valve plate 11 is rotatably connected with the top end of the second valve plate 12, the outer edge of the second valve plate 12 is tightly attached to the inner wall of the first cavity 10, the tail end of the second slide bar 13 is vertically and slidably connected to the bottom wall of the first cavity 10, the bottom end of the second slide bar 13 is provided with a first spring 14, the pressing plate 7 is forced to drive the first slide bar 9 and the first valve plate 11 to move downwards, the second valve plate 12 can synchronously drive the second slide bar 13 to move downwards under the pressure action of the first valve plate 11, the first spring 14 is forced to stretch, and at the moment, air in the first cavity 10 is correspondingly extruded and enters the second cavity 19 through the channel 18.

The tail end of the fixed rod 15 is engaged in the first rod groove 16, the side of the first rod groove 16 is communicated with a second rod groove 17 which is horizontally distributed, the first rod groove 16 and the second rod groove 17 are both arranged on the side wall of the first cavity 10, the groove widths of the first rod groove and the second rod groove are the same, when the first slide bar 9 moves downwards, the fixed rod 15 can synchronously move, when the first slide bar 9 rotates horizontally, the fixed rod 15 can correspondingly rotate and engage in the second rod groove 17, and therefore the position states of the second valve plate 12, the third valve plate 20 and the clamping plate 22 are fixed.

The clamping plates 22 are obliquely distributed above the pressing plate 7, balls are embedded in the inner walls of the clamping plates 22, the third clamping plate 20 correspondingly receives extrusion acting force, the clamping plates 22 are driven by the cross rods 21 to move inwards, when the inner surfaces of the clamping plates 22 with the balls are attached to the surfaces of the tool shanks, the tool shanks cannot move downwards continuously, and a user can rotate the tool shanks.

The working principle is as follows: when the knife handle is positioned and installed, as shown in fig. 2, the knife handle can be vertically placed downwards in the hole at the top end of the base 2, so that the bottom end of the knife handle is in contact with the electromagnet 8 above the pressing plate 7, then the pressing plate 7 can be pressed downwards through the knife handle, the pressing plate 7 is forced to drive the first slide rod 9 and the first valve plate 11 to move downwards, at the moment, the second valve plate 12 can synchronously drive the second slide rod 13 to move downwards under the pressure action of the first valve plate 11, the first spring 14 is forced to stretch, at the moment, air in the first cavity 10 is correspondingly extruded and enters the second cavity 19 through the channel 18, at the moment, the third valve plate 20 is correspondingly extruded, and drives the clamping plate 22 to move inwards through the cross rod 21, when the inner surface of the clamping plate 22 with the ball is attached to the surface of the knife handle, the knife handle cannot move downwards continuously, a user can rotate the knife handle, and the electromagnet 8 is provided with strong magnetism after, the pressing plate 7 correspondingly rotates the first slide rod 9, and as shown in fig. 2 and 3, when the first slide rod 9 moves downwards, the fixing rod 15 moves synchronously, and when the first slide rod 9 rotates horizontally, the fixing rod 15 also rotates correspondingly and fits in the second rod groove 17, thereby fixing the position of the second valve plate 12 and the third valve plate 20 and the clamping plate 22.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can carry out thermal expansion appearance of quick location to cutter handle, includes thermal expansion appearance body (1), slide (3), heating ring (4), cooling ring (5) and spout (6), its characterized in that: the thermal expansion instrument is characterized in that a base (2) and a sliding seat (3) are installed above a thermal expansion instrument body (1), the sliding seat (3) is connected with a heating ring (4) and a cooling ring (5) in a sliding manner through a sliding groove (6), a pressing plate (7) is arranged inside the base (2), an electromagnet (8) is installed on the upper end face of the pressing plate (7), the pressing plate (7) is movably connected inside the base (2) through a first sliding rod (9), a first valve plate (11) is fixed at the bottom end of the first sliding rod (9), a second valve plate (12) is connected at the bottom end of the first valve plate (11), the two valve plates are connected inside a first cavity (10) in a sliding manner, a second sliding rod (13) is fixed on the lower end face of the second valve plate (12), fixing rods (15) which are horizontally distributed are fixed on the surface of the first sliding rod (9), the first cavity (10) is communicated with a second cavity (19) through a channel (18, the three parts are all arranged inside the base (2), the inside of the second cavity (19) is connected with a third valve plate (20) in a sliding mode, the third valve plate (20) is connected with a clamping plate (22) through a cross rod (21), and the cross rod (21) is connected with the inner wall of the base (2) in a sliding mode through a second spring (23).

2. The thermal dilatometer capable of rapidly positioning the tool shank according to claim 1, wherein: the bottom end of the first valve plate (11) is rotatably connected with the top end of the second valve plate (12), and the outer edge of the second valve plate (12) is tightly attached to the inner wall of the first cavity (10).

3. The thermal dilatometer capable of rapidly positioning the tool shank according to claim 1, wherein: the tail end of the second sliding rod (13) is vertically connected to the bottom wall of the first cavity (10) in a sliding mode, and a first spring (14) is installed at the bottom end of the second sliding rod (13).

4. The thermal dilatometer capable of rapidly positioning the tool shank according to claim 1, wherein: the tail end of the fixing rod (15) is anastomosed inside the first rod groove (16), the side of the first rod groove (16) is communicated with a second rod groove (17) which is horizontally distributed, the first rod groove (16) and the second rod groove (17) are arranged on the side wall of the first cavity (10), and the widths of the first rod groove and the second rod groove are the same.

5. The thermal dilatometer capable of rapidly positioning the tool shank according to claim 1, wherein: the clamping plates (22) are obliquely distributed above the pressing plate (7), and balls are embedded in the inner walls of the clamping plates (22).