Device for heating thermal shrinkage knife handle

Abstract

The utility model relates to a device for heating a thermal shrinkage knife handle, which comprises a workbench and a base arranged on the workbench, a knife handle seat used for placing the thermal shrinkage knife handle is arranged on the base, a heating part used for heating a clamping end of the thermal shrinkage knife handle is arranged above the knife handle seat, and a support assembly used for installing the heating part is further arranged on the base. The heating part can move between an initial position and a heating position along the support assembly through upward pulling or downward pushing of an operator. And the power assisting mechanism comprises a power assisting piece arranged on the support assembly, a first connecting piece is arranged between the power assisting piece and the heating part, and in the process that an operator pulls up or pushes down to adjust the position of the heating part, the power assisting piece can always provide vertically upward assisting power for heating through the first connecting piece. The power assisting piece in the power assisting mechanism always applies upward pulling force to the heating part through the first connecting piece so as to counteract gravity, and therefore more labor is saved for operators.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool machining technical field, concretely relates to a device for heating heat shrinkable tool holder. BACKGROUND

[0002] The heat shrinkable tool holder is an important component in high-speed finishing, and can solve the problems of balance, vibration precision and clamping strength in high-speed finishing, so it is widely used in actual production process.

[0003] The Chinese utility model patent "a device for heating heat shrinkable tool holder" with patent No. ZL202323420144.6 (publication No. CN222176584U) provides a device, which comprises a base, a tool holder seat for placing the heat shrinkable tool holder is arranged on the base, a heating part for heating the clamping end of the heat shrinkable tool holder is arranged above the tool holder seat, the heating part is arranged on the support through the connecting piece, and a certain preset distance is kept with the base, the heating part can move up and down and be locked through the locking device.

[0004] However, the device has the following problems in use: first, because the length of the tool to be machined is different, the heating part needs to be adjusted according to the actual situation of the tool, and the current position adjustment operation mainly relies on manual completion, because the weight of the heating part is large, the operator feels very tired in the operation process, thereby causing inconvenience in use; second, the temperature of the position of the clamped tool during the heating process can reach 200℃-300℃, and the operator needs to use tweezers and other tools to insert or pull out the tool during the installation or disassembly process, at this time, the hands are easily scalded.

[0005] Therefore, the prior art needs to be further improved. UTILITY MODEL CONTENTS

[0006] The first technical problem to be solved by the utility model is to provide a device for heating heat shrinkable tool holder, which is convenient for operators to operate and saves labor.

[0007] The second technical problem to be solved by the utility model is to provide a device for heating heat shrinkable tool holder, which is safer for operators to operate.

[0008] The technical scheme adopted by the utility model to solve the first technical problem is that the device for heating heat shrinkable tool holder comprises:

[0009] A workbench, a base is arranged on the workbench;

[0010] The knife handle seat is arranged on the base and used for placing the heat-shrinkable knife handle.

[0011] The heating part is arranged above the knife handle seat and used for heating the clamping end of the heat-shrinkable knife handle.

[0012] The base is characterized in that further comprising:

[0013] The support assembly is arranged on the base, the heating part is arranged on the support assembly and keeps a preset distance from the base, and the heating part can be moved along the support assembly between an initial position and a heating position through the upward pulling or downward pushing action of an operator.

[0014] The assisting mechanism comprises an assisting part arranged on the support assembly, and a first connecting part arranged between the assisting part and the heating part, so that the assisting part can always provide vertical upward assisting force to the heating part through the first connecting part to reduce the pulling force or pushing force of the operator during the adjustment of the position of the heating part by the upward pulling or downward pushing action of the operator.

[0015] In order to facilitate the installation of the assisting part, preferably, the top of the support assembly is provided with a bottom plate, the top of the bottom plate is provided with a top plate, at least two supporting parts for connecting the bottom plate and the top plate are arranged between the bottom plate and the top plate, and the bottom plate, the top plate and the supporting parts jointly enclose a first installation space for installing the assisting part. The heating part is installed at a position close to the middle of the support assembly, and the assisting part provides a pulling force to counteract the gravity of the heating part, so that the operator can adjust the position of the heating part more easily. Therefore, the assisting part needs to be installed above the heating part. Since the space above the support assembly is large, the bottom plate, the top plate and the supporting parts are arranged to enclose an independent space for installing the assisting part.

[0016] In order to facilitate the implementation of the assisting action, preferably, a hook is arranged on the assisting part, an installation part for hanging the hook is arranged on the top plate, and the assisting mechanism further comprises a first installation part, one end of the first installation part is connected with the first connecting part, and the other end is used for hanging the heating part. The assisting part is arranged in the first installation space, the hook on the top of the assisting part is hung on the installation part of the top plate to be fixed, the heating part is hung on the first installation part, and the assisting part applies upward pulling force to the first installation part and the heating part through the first connecting part. The pulling force is equal to the gravity of the heating part.

[0017] In order to improve the stability of the heating part, as preferred, the support assembly comprises a first support and a second support arranged adjacent to one side of the base, and a third support and a fourth support arranged adjacent to the other side of the base, the first support is arranged opposite to the third support, and the second support is arranged opposite to the fourth support, the first support, the second support, the third support and the fourth support are all provided with a support seat, at least one of the support seats is provided with a first adjusting part for adjusting the tightness of the corresponding support, and two adjacent support seats on the same side are provided with a second mounting part, and each second mounting part surrounds to form a second mounting space for mounting the heating part. Among them, the support assembly comprises four independent supports, and the supports are arranged in pairs, each support is provided with a support seat, and the support seats of the first support and the second support on the same side are provided with a second mounting part, and the support seats of the third support and the fourth support are also provided with a second mounting part, the two second mounting parts are arranged opposite to each other and surround to form a second mounting space, and the heating part is arranged in the second mounting space. Compared with arranging the heating part on one side of the support, the overall stress of the support is more uniform, and the stability is better. When adjusting the position of the heating part, the operator can directly move each support and second mounting part, and then lock the heating part by adjusting the first adjusting part when moving to the final position.

[0018] In order to solve the second technical problem, as preferred, the support assembly further comprises a fifth support arranged on the base, the fifth support is also provided with the support seat, and the first adjusting part is arranged on the corresponding support seat, the support seat is provided with a clamping part, one end of the handle part of the tool is fixed by the clamping part, and the other end is fixed by the clamping end. Among them, the temperature of the heat conduction head on the heating part in the working state can reach 200℃-300℃, by arranging the fifth support and the clamping part, the operator can replace the manual clamping and dismounting of the tool with tweezers, and the operator's hands are prevented from being scalded by the heat conduction head; in addition, during the heating process, one end of the handle of the tool is clamped and fixed by the clamping part, and the other end is fixed by the clamping end of the heating part, and the two-point fixing method makes the overall stability of the tool stronger.

[0019] In order to realize precise fixing of the tool, as preferred, the clamping part is provided with a insertion hole and a second adjusting part, the insertion hole can be provided for the tool, and the second adjusting part can adjust the size of the insertion hole to control the tightness of the clamping. Among them, the specifications of each tool to be processed are different, after the tool is inserted into the insertion hole, the clamping part can control the aperture size of the insertion hole by adjusting the second adjusting part according to the diameter of the tool, so as to ensure that all tools can be precisely clamped.

[0020] To facilitate tool access, a shelf is preferably provided above the workbench, with legs extending vertically downwards onto both sides of the shelf. The heating element and cutting tools are mounted on a support assembly maintained at a predetermined distance from the base. During the heating process, operators need to use various tools; the shelf, with its legs, maintains the same height as the heating element, allowing operators to easily reach and grab the tools, thus facilitating operation.

[0021] To facilitate tool organization, preferably, the shelf is provided with a divider that divides the shelf into at least two sections for tool placement. The shelf, divided by the divider, forms multiple sections, each of which can be used to store tools according to their type, thus making it easier for operators to find the required tools more quickly during processing.

[0022] Furthermore, the assistive component is a spring balancer or a pneumatic balancer. By adjusting the tension of the spring balancer, the gravity of the heating element is balanced to achieve a near-zero-gravity state.

[0023] Compared with the prior art, the advantages of this utility model are as follows: by setting a support assembly on the base, and setting a heating part and an assist mechanism on the support assembly, when the operator adjusts the position of the heating part by pulling up or pushing down, the assist component in the assist mechanism always applies an upward pulling force to the heating part through the first connecting member to counteract the gravity, thereby making it easier for the operator to operate. Attached Figure Description

[0024] Figure 1 This is a three-dimensional structural diagram of an embodiment of the present utility model;

[0025] Figure 2 This is a front view of an embodiment of the present utility model;

[0026] Figure 3 This is a top view of an embodiment of the present utility model;

[0027] Figure 4 This is a three-dimensional structural diagram of an embodiment of the present utility model (the workbench is omitted);

[0028] Figure 5 for Figure 4 A schematic diagram of the longitudinal section.

[0029] As shown in the figure: 1, workbench; 2, base; 3, handle seat; 4, heat shrinkage handle; 41, clamping end; 5, heating part; 6, support assembly; 61, first support; 62, second support; 63, third support; 64, fourth support; 65, fifth support; 66, bottom plate; 67, top plate; 671, mounting part; 68, support; 69, first mounting space; 7, power assisting mechanism; 71, power assisting part; 711, hook; 72, first connecting part; 73, first mounting part; 8, support; 81, first adjusting part; 9, second mounting part; 91, second mounting space; 10, clamping part; 101, insertion hole; 102, second adjusting part; 11, storage platform; 111, supporting leg; 112, partition; A, tool. DETAILED DESCRIPTION

[0030] The utility model will be described in further detail below in combination with the embodiment of the drawings.

[0031] As Figures 1 to 5 shown, it is the best embodiment of the utility model. The device for heating heat shrinkage handle includes workbench 1, and workbench 1 is provided with base 2, wherein the base 2 is provided with handle seat 3 for placing heat shrinkage handle 4, and heating part 5 for heating the clamping end 41 of heat shrinkage handle 4 is arranged above handle seat 3, and support assembly 6 for heating part 5 is arranged on base 2, and support assembly 6 keeps a preset distance with base 2, in addition, heating part 5 can also be moved between the initial position and the heating position along support assembly 6 through the pulling or pushing action of operating personnel, and the key of the embodiment is that: it further includes power assisting mechanism 7, and the power assisting mechanism 7 includes power assisting part 71 arranged on support assembly 6, and first connecting part 72 is arranged between power assisting part 71 and heating part 5, and in the process of operating personnel adjusting the position of heating part 5 through pulling or pushing action, power assisting part 71 can always provide vertical upward power to heating part 5 through first connecting part 72 to reduce the pulling force or pushing force of operating personnel.

[0032] The power assisting part 71 in the embodiment can be designed in multiple forms, for example, pneumatic balancer, spring balancer and the like, and the specific structure of the power assisting part 71 is shown in Figure 1 and Figure 2The spring balancer in the embodiment is low in cost and high in safety, and the balancer body needs to be fixed above the object to be assisted, for this purpose, the bottom plate 66 is arranged on the top of the support assembly 6, the top plate 67 is arranged above the bottom plate 66, in order to ensure the stability between the bottom plate 66 and the top plate 67, four supporting pieces 68 are arranged between the bottom plate 66 and the top plate 67, the bottom plate 66, the top plate 67 and the supporting pieces 68 together enclose the first mounting space 69 for mounting the balancer body, meanwhile, the mounting portion 671 is arranged on the top plate 67, the hook 711 on the top of the balancer body can be hung on the mounting portion 671 to keep fixed, in addition, the first connecting piece 72 in the embodiment is preferably a steel rope which is high in strength and can be used to bear heavy objects, in the working process, the balancer body provides upward pulling force to the first mounting piece 73 and the heating part 5 by the energy accumulated by the internal spring through the steel rope, and the pulling force is equal to the gravity of the heating part 5.

[0033] The device for heating the heat-shrinkable handle in the prior art mostly adopts the method of fixing the heating part 5 on one side of the support, and the support is a stainless steel sliding rod, and the following problems exist in the use process: first, the heating part 5 is single-sided stressed, and the stability is poor; second, the stainless steel sliding rod is easy to be oxidized and corroded after long-term use, at this time, when the operator pulls or pushes the support 8 to the oxidized and corroded place, the support 8 is easy to be stuck out, thereby affecting the adjustment of the position of the heating part 5.

[0034] For this purpose, reference is made to Figure 4, the first support 61 and the second support 62 are provided with a second mounting piece 9, and correspondingly, the third support 63 and the fourth support 64 are also provided with a second mounting piece 9, the two second mounting pieces 9 are oppositely arranged and enclose a second mounting space 91, the second mounting space 91 can be used for mounting the heating part 5, compared with the heating part 5 being arranged on one side of the support, the advantages of this fixing mode are that the stress is more uniform and the stability is better; meanwhile, the support 8 of the third support 63 is provided with a first adjusting part 81, when it is necessary to adjust the position of the heating part 5, the operator can directly move the four supports 8 and the two second mounting pieces 9, when the final position is reached, the operator can lock the heating part 5 by adjusting the first adjusting part 81. Finally, it should be pointed out that the support assembly 6 in the embodiment is a light shaft which is treated by quenching process, and is not easy to be oxidized and has good toughness, even if it is used for a long time, it will not affect the sliding of the support 8.

[0035] In addition, in the processing process, the device in the prior art is easy to cause the operator's hands to be scalded, the main reason is that the current tool A is mainly disassembled by the operator using tweezers, since the temperature of the heat conduction head on the heating part 5 in the working state can reach 200-300℃, the operator's hands are easy to contact the heat conduction head when assembling and disassembling, thereby causing scalding. Therefore, with reference to Figure 2 and Figure 4 The support assembly 6 in the embodiment also includes a fifth support 65 provided on the base 2, the fifth support 65 is also provided with a support 8, and the support 8 is also provided with a first adjusting part 81, and the support 8 is also provided with a clamping piece 10, the clamping piece 10 in the embodiment mainly has the following advantages: first, the fifth support 65 and the clamping piece 10 can replace the operator to manually clamp and disassemble the tool A by using tweezers, thereby avoiding the operator's hands being scalded by the heat conduction head, and the operation safety is higher; second, during the heating process, one end of the handle part of the tool A is clamped and fixed by the clamping piece 10, and the other end is fixed by the clamping end 41 of the heating part 5, this two-point type fixing mode makes the overall stability of the tool A stronger. In addition, since the specifications of each tool A to be processed are different, the embodiment is provided with a second adjusting part 102 (with reference to Figure 5 ) on the clamping piece 10, so that when the tool A is inserted into the insertion hole 101, the clamping piece 10 can adjust the second adjusting part 102 to control the hole diameter of the insertion hole 101 according to the diameter of the tool A, thereby ensuring that all tools A can be precisely clamped.

[0036] Finally, various different tools need to be used in the processing process, such as pliers and wrenches, etc., in order to facilitate taking and placing, the embodiment places the storage table 11 above the workbench 1, and by setting the supporting legs 111 on both sides of the storage table 11, the storage table 11 can be kept consistent with the height of the heating part 5 and the tool A, during the heating process, the operator can directly grab the tool by hand, the operation is convenient, the storage table 11 can be set according to the specific requirements Different number of partition parts 112, four partition parts 112 are set on the storage table 11 in the embodiment, at this time the storage table 11 is divided into five different partitions, each partition can be classified and stored according to the type of tool, so that the operator can find the required tool faster during the processing process.

[0037] The specific working process of the device for heating the shrinkable tool handle in the embodiment is as follows: moving the support 8 on the first support 61, the second support 62, the third support 63 and the fourth support 64 to drive the heating part 5 to adjust to the final position, at this time the first adjusting part 81 is tightened to fix the heating part 5 in the second mounting space 91, the operator places the tool A in the insertion hole 101 of the clamping piece 10, and adjusts the second adjusting part 102 so that the tool A is clamped, the clamping end 41 of the shrinkable tool handle 4 increases in diameter under the action of the heating part 5, at this time the support 8 on the fifth support 65 is pulled down to drive the tool A to move downward synchronously, until the tool handle part of the tool A is inserted into the clamping end 41, after the processing is completed, the heating part 5 is turned off, the support 8 on the fifth support 65 is pulled up and the tool A is moved upward synchronously, then the second adjusting part 102 is adjusted to make the insertion hole 101 larger, and the tool A can be taken out.

Claims

1. A device for heating a heat-shrinkable tool shank, comprising: a workbench (1) provided with a base (2) thereon; a tool shank seat (3) provided on the base (2) for placing a heat-shrinkable tool shank (4); a heating part (5) provided above the tool shank seat (3) for heating a clamping end (41) of the heat-shrinkable tool shank (4); characterized in that further comprising: a bracket assembly (6) provided on the base (2), the heating part (5) being provided on the bracket assembly (6) and maintaining a preset distance from the base (2), the heating part (5) being capable of moving along the bracket assembly (6) between an initial position and a heating position through the upward pulling or downward pushing action of an operator; a power assisting mechanism (7) comprising a power assisting piece (71) provided on the bracket assembly (6), a first connecting piece (72) being provided between the power assisting piece (71) and the heating part (5), the power assisting piece (71) being capable of always providing vertical upward power to the heating part (5) through the first connecting piece (72) to reduce the pulling or pushing force of the operator during the adjustment of the position of the heating part (5) by the upward pulling or downward pushing action of the operator.

2. The device for heating a heat-shrinkable tool shank according to claim 1, characterized in that: A bottom plate (66) is provided on the top of the bracket assembly (6), a top plate (67) is provided above the bottom plate (66), at least two support pieces (68) are provided between the bottom plate (66) and the top plate (67) for connecting the two, and the bottom plate (66), the top plate (67) and the support pieces (68) together form a first mounting space (69) for mounting the power assisting piece (71).

3. The device for heating a heat-shrinkable tool shank according to claim 2, characterized in that: A hook (711) is provided on the power assisting piece (71), a mounting part (671) for hanging the hook (711) is provided on the top plate (67), and the power assisting mechanism (7) further comprises a first mounting piece (73), one end of the first mounting piece (73) is connected with the first connecting piece (72), and the other end is provided for hanging the heating part (5).

4. The device for heating a heat-shrinkable tool shank according to any one of claims 1 to 3, characterized in that: The bracket assembly (6) comprises a first bracket (61) and a second bracket (62) provided adjacently on one side of the base (2), and a third bracket (63) and a fourth bracket (64) provided adjacently on the other side of the base (2), the first bracket (61) and the third bracket (63) are provided oppositely, the second bracket (62) and the fourth bracket (64) are provided oppositely, a support seat (8) is provided on each of the first bracket (61), the second bracket (62), the third bracket (63) and the fourth bracket (64), a first adjusting part (81) for adjusting the tightness of the support seat (8) with the corresponding bracket is provided on at least one of the support seats (8), and a second mounting piece (9) is provided on two support seats (8) located on the same side and adjacently, each second mounting piece (9) forms a second mounting space (91) for mounting the heating part (5).

5. The device for heating a heat-shrinkable tool shank according to claim 4, characterized in that: The support assembly (6) further comprises a fifth support (65) arranged on the base (2), and the support (8) is arranged on the fifth support (65), and correspondingly, the first adjusting part (81) is arranged on the support (8), and the clamping part (10) is arranged on the support (8), one end of the shank part of the tool (A) is fixed by the clamping part (10), and the other end is fixed by the clamping end (41).

6. The device for heating a heat-shrinkable tool shank according to claim 5, characterized in that: The clamping part (10) is provided with a insertion hole (101) and a second adjusting part (102), the insertion hole (101) is capable of allowing the tool (A) to pass through, and the second adjusting part (102) is capable of adjusting the size of the insertion hole (101) so as to control the tightness of clamping.

7. The device for heating a heat-shrinkable tool shank according to claim 6, characterized in that: The upper portion of the workbench (1) is provided with a placing table (11), and the placing table (11) is provided with a supporting leg (111) extending vertically downward to the workbench (1) on both sides.

8. The device for heating a heat-shrinkable tool shank according to claim 7, characterized in that: The placing table (11) is provided with a partition (112), and the partition (112) divides the placing table (11) into at least two sub-zones for placing tools.

9. A device for heating a heat-shrinkable tool shank according to any one of claims 5 to 8, characterized in that: The assisting part (71) is a spring balancer or a pneumatic balancer.

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