Belt fixing device

Abstract

The utility model belongs to the technical field of belt shaft replacement tools, and discloses a belt fixing device. The belt fixing device comprises a clamping mechanism and at least two supports, the clamping mechanism comprises a first clamping assembly, a second clamping assembly and a driving part, and the driving part can drive the first clamping assembly and the second clamping assembly to clamp or loosen a belt; the at least two supports are connected to the lower side of the second clamping assembly, and the heights of the at least two supports are adjustable. In the using process, the first clamping assembly is located above the belt, the appropriate support height is adjusted according to the heights of different belts, the second clamping assembly is right located below the belt, then the driving piece drives the first clamping assembly and the second clamping assembly to be close to each other and clamp the belt, and after the belt is clamped and fixed, the belt is cut off. When the belt shaft is replaced, the fixed part of the belt does not shift, so that the belt pulley is prevented from shifting when the belt shaft is replaced, and the joint position of the belt is conveniently and quickly found when the subsequent belt is connected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt shaft replacement tool technical field especially relates to a belt fixing device. BACKGROUND

[0002] The belt shaft is a kind of mechanical component for transmission power, it is usually made of metal or other hard material, it is connected with engine or other power source by belt, so as to transmit rotary motion and power to the position needed to drive, when replacing belt shaft, the belt needs to be cut, if the end portion of the belt cut is not fixed, when replacing belt shaft, pulley is prone to displacement, and the installation of belt will be more time-consuming and laborious, and the clamping of the belt of different heights cannot be realized with one tool.

[0003] Therefore, it is urgent to design a kind of belt fixing device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of belt fixing devices, can realize the clamping and loosening of belt, and can be compatible with the clamping of belt of different heights.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] The belt fixing device includes:

[0007] The clamping mechanism includes first clamping component, second clamping component and driving part, the driving part can drive the first clamping component and the second clamping component to clamp or loosen the belt;

[0008] At least two supports are connected to the lower side of the second clamping component, and the height of the at least two supports is adjustable.

[0009] As an optional scheme, the driving part is a bolt, the bolt is threaded through the first clamping component and is threadedly connected with the first clamping component, and the bottom end of the bolt is pivotally connected with the second clamping component.

[0010] As an optional scheme, the driving part is a bolt, the bolt is threaded through the first clamping component and is threadedly connected with the first clamping component, and the bottom end of the bolt is pivotally connected with the second clamping component.

[0011] As an optional scheme, the clamping mechanism further includes at least two guide members, the guide members extend in vertical direction, one end of the guide members is connected to one of the first clamping component and the second clamping component, and the other end of the guide members is arranged through the other one of the first clamping component and the second clamping component.

[0012] As an optional solution, the support comprises:

[0013] a fixed part, the upper end of which is connected with the second clamping assembly;

[0014] an adjusting part, which is threadedly connected with the lower end of the fixed part.

[0015] As an optional solution, the lower end of the fixed part is provided with a first threaded groove, and the adjusting part is threadedly connected with the first threaded groove.

[0016] As an optional solution, the adjusting part comprises:

[0017] a threaded part, which extends in the vertical direction and is threadedly connected with the fixed part;

[0018] a supporting part, the cross-sectional area of which is larger than that of the threaded part and which is connected with the lower end of the threaded part.

[0019] As an optional solution, the two bolts are arranged at intervals in the length direction of the first clamping assembly, and the distance between the two bolts is adjustable.

[0020] As an optional solution, the first clamping assembly comprises:

[0021] two first clamping members, each of which extends in the first direction;

[0022] a first fixed rod, which is connected between the two first clamping members, and the two first clamping members are in one-to-one correspondence with the two ends of the first fixed rod and are in sliding fit with the two ends of the first fixed rod;

[0023] The second clamping assembly comprises:

[0024] two second clamping members, each of which extends in the first direction;

[0025] a second fixed rod, which is connected between the two second clamping members, and the two second clamping members are in one-to-one correspondence with the two ends of the second fixed rod and are in sliding fit with the two ends of the second fixed rod;

[0026] One of the bolts is arranged through one of the first clamping members and the corresponding second clamping member, and the other bolt is arranged through the other first clamping member and the corresponding second clamping member.

[0027] As an optional solution, the first clamping assembly can be divided into two parts; and / or

[0028] The second clamping assembly can be divided into two parts.

[0029] The beneficial effects of the present application are as follows:

[0030] The utility model provides a kind of belt fixing device, when using, first clamping component is located above the belt, according to the height of different belt, adjust the height of appropriate support, so that second clamping component is just located below the belt, then by driving piece drives first clamping component and second clamping component mutually close and clamps the belt, after the belt is clamped and fixed, again replace belt shaft, the part of fixed belt will not displace, to avoid the displacement of pulley when replacing belt shaft, simultaneously can also facilitate the connection of subsequent belt and quickly find the joint position of belt. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is the structure schematic diagram of the belt fixing device provided by the utility model embodiment;

[0032] Figure 2 It is the local schematic diagram of the belt fixing device provided by the utility model embodiment Figure 1 ;

[0033] Figure 3 It is the local schematic diagram of the belt fixing device provided by the utility model embodiment Figure 2 ;

[0034] Figure 4 It is the local schematic diagram of the belt fixing device provided by the utility model embodiment Figure 3 .

[0035] In the drawing:

[0036] 10, clamping mechanism;11, first clamping component;111, first clamping piece;112, first fixed rod;1121, first connecting piece;1122, first fixed part;12, second clamping component;121, second clamping piece;1211, second screw groove;122, second fixed rod;1221, second connecting piece;1222, second fixed part;123, connecting convex part;

[0037] 13, driving piece;14, guide piece;

[0038] 20, support;21, fixed part;211, first screw groove;212, plug-in slot;22, adjusting part;221, screw part;222, support part. DETAILED DESCRIPTION

[0039] The utility model makes further detailed description in combination with drawing and embodiment. It can be understood that the specific embodiment described here is only used to explain the utility model, and is not limited to the utility model. In addition, it needs to be explained that, in order to facilitate description, only relevant part in the drawing is shown, not all structures.

[0040] ​In the description of the utility model, unless another definite provision and limitation, the term "link", "connection", "fix" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication or two elements of the interaction relationship.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0041] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0042] In the description of the embodiment, the terms "on", "under", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawing, only for the convenience of description and simplification operation, and not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model.In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0043] The embodiment provides a kind of belt fixing device, for when replacing belt shaft, belt is clamped and fixed, after cutting belt, the part of belt fixed will not be displaced, avoid pulley displacement, facilitate the connection of subsequent belt.As shown in Figure 1 The belt fixing device includes clamping mechanism 10 and at least two supports 20, clamping mechanism 10 includes first clamping assembly 11, second clamping assembly 12 and driving member 13, driving member 13 can drive first clamping assembly 11 and second clamping assembly 12 to clamp or loosen the belt;At least two supports 20 are connected to the lower side of second clamping assembly 12, and the height of at least two supports 20 is adjustable.

[0044] The belt fixing device, in use, the first clamping assembly 11 is located above the belt, according to the height of different belts, adjust the height of the support 20, so that the second clamping assembly 12 is just below the belt, and then the driving member 13 drives the first clamping assembly 11 and the second clamping assembly 12 to move close to each other and clamp the belt, after the belt is clamped and fixed, the belt is disconnected, when the belt shaft is replaced, the fixed part of the belt will not be displaced, thereby avoiding the displacement of the belt pulley when the belt shaft is replaced, and the joint position of the belt can be quickly found when the subsequent belt is connected.

[0045] In an optional embodiment, the driving member 13 is a driving element capable of outputting linear motion, such as a linear motor or a pneumatic cylinder, and the first clamping assembly is connected to the output end of the driving member 13. This requires the use of power during operation.

[0046] Optionally, as shown in Figure 1 and Figure 2 , the driving member 13 is a bolt, the bolt passes through the first clamping assembly 11 and is threadedly connected with the first clamping assembly 11, and the bolt is also threadedly connected with the second clamping assembly 12. Through the above arrangement, when the driving member 13 is screwed, the first clamping assembly 11 can be driven to descend, so that the first clamping assembly 11 and the second clamping assembly 12 clamp the belt.

[0047] Optionally, in order to realize the threaded connection of the bolt and the second clamping assembly 12, a second threaded groove 1211 is formed on the second clamping assembly 12. Since the second threaded groove 1211 has a groove bottom, it can limit the stroke of the driving member 13, preventing the driving member 13 from being screwed too much and causing excessive clamping force to damage the belt.

[0048] In another optional embodiment, the second clamping assembly 12 can also be provided with a threaded hole, which is threadedly connected with the driving member 13, which is not limited here.

[0049] Optionally, the driving member 13 is provided with two in the extension direction of the first clamping assembly 11, which can improve the balance of the clamping force, and ensure that the first clamping assembly 11 will not rotate during the downward movement of the first clamping assembly 11.

[0050] In another optional embodiment, the bolt passes through the first clamping assembly 11 and is threadedly connected with the first clamping assembly 11, and the bottom end of the bolt is pivotally connected with the second clamping assembly 12. In this way, when the bolt is rotated, the bottom end of the bolt rotates in the second clamping assembly 12, and with the rotation of the bolt, the first clamping assembly 11 rises or descends. The bottom end of the bolt and the second clamping assembly 12 are pivotally connected, which can be achieved by a bearing, which is not described here.

[0051] Optionally, as shown in Figure 1 andFigure 2 As shown, the clamping mechanism 10 also includes at least two guide members 14, the guide members 14 being along the vertical direction ( Figure 1 Extending in the Z-direction, one end of the guide member 14 is connected to one of the first clamping assembly 11 and the second clamping assembly 12, and passes through the other of the first clamping assembly 11 and the second clamping assembly 12. Through the above arrangement, the rising and falling of the first clamping assembly 11 can be precisely guided, preventing the first clamping assembly 11 from deviating during the lifting and lowering process.

[0052] Optionally, such as Figure 1 As shown, the spacing between the two bolts is adjustable, and the above settings can accommodate the clamping of belts of different widths.

[0053] To achieve adjustable spacing between the two bolts, the length of the first clamping assembly 11 and the length of the second clamping assembly 12 can be adjusted. By simultaneously adjusting the lengths of the first clamping assembly 11 and the second clamping assembly 12, the spacing between the two bolts can be adjusted.

[0054] Specifically, such as Figure 1 and Figure 3 As shown, the first clamping assembly 11 includes a first fixing rod 112 and two first clamping members 111, both of which are along a first direction ( Figure 1 The first clamping rod 112 extends along the first direction (perpendicular to the Z direction). A first fixing rod 112 connects to two first clamping members 111, each corresponding to one end of the first fixing rod 112 and slidingly engaging with it. The second clamping assembly 12 includes a second fixing rod 122 and two second clamping members 121, both extending along the first direction. The second fixing rod 122 connects to the two second clamping members 121, each corresponding to one end of the second fixing rod 122 and slidingly engaging with it. One bolt passes through one of the first clamping members 111 and its corresponding second clamping member 121, and another bolt passes through the other first clamping member 111 and its corresponding second clamping member 121. With the above configuration, the two first clamping members 111 slide relative to the first fixed rod 112, and at the same time, the two second clamping members 121 slide relative to the second fixed rod 122, thereby changing the distance between the two bolts. The two bolts limit the width of the belt on both sides to prevent the belt from shifting during the descent of the first clamping assembly 11.

[0055] The two first clamping members 111 are provided with sliding grooves corresponding to the ends of the first fixed rod 112 to realize sliding cooperation with the first fixed rod 112, and the two second clamping members 121 are provided with sliding grooves corresponding to the ends of the second fixed rod 122 to realize sliding cooperation with the second fixed rod 122. Meanwhile, damping structures such as damping rubbers are arranged in the sliding grooves, which can position the first clamping member 111 or the second clamping member 121 when sliding into place. With a little force, the first clamping member 111 and the second clamping member 121 can be slid.

[0056] Optionally, the first clamping assembly 11 can be split into two parts, and / or the second clamping assembly 12 can be split into two parts. Through the above arrangement, there are obstacles around the belt. When installing, the entire first clamping assembly 11 cannot be placed simultaneously above the belt. The first clamping assembly 11 can be disassembled, passed through the gap, and then assembled. The second clamping assembly 12 is the same.

[0057] Optionally, the first fixed rod 112 includes a first connecting piece 1121 and a first fixed part 1122, one end of the first connecting piece 1121 is detachably connected with the first fixed part 1122, the first clamping member 111 and the corresponding first fixed part 1122 are in sliding cooperation, and the first clamping assembly 11 is split and combined through the detachable arrangement of the first fixed part 1122 and the first connecting piece 1121. The second fixed rod 122 includes a second connecting piece 1221 and a second fixed part 1222, one end of the second connecting piece 1221 is detachably connected with the second fixed part 1222, the second clamping member 121 and the corresponding second fixed part 1222 are in sliding cooperation, and the second clamping assembly 12 is split and combined through the detachable arrangement of the second fixed part 1222 and the second connecting piece 1221.

[0058] Further, the connection relationship between the first fixed part 1122 and the first connecting piece 1121 can be selected as screw connection, buckle connection, plug-in detachable mode, and the connection relationship between the second fixed part 1222 and the second connecting piece 1221 can be selected as screw connection, buckle connection, plug-in detachable mode, which are not limited herein.

[0059] Optionally, as shown in Figure 1 and Figure 4 The support 20 includes a fixed part 21 and an adjusting part 22, the upper end of the fixed part 21 is connected with the second clamping assembly 12, and the adjusting part 22 is threadedly connected with the lower end of the fixed part 21. By rotating the adjusting part 22, the extending or retracting in the fixed part 21 is realized.

[0060] Specifically, the lower end of the fixed part 21 is provided with a first threaded groove 211, and the adjusting part 22 is threadedly connected with the first threaded groove 211.

[0061] Optionally, as shown inFigure 4 As shown, the adjusting part 22 comprises a threaded part 221 and a supporting part 222, the threaded part 221 extends along the vertical direction and is threadedly connected with the fixed part 21, and the cross-sectional area of the supporting part 222 is larger than that of the threaded part 221 and is connected with the lower end of the threaded part 221. Through the above arrangement, the supporting part 222 can play a better supporting role to prevent the support 20 from toppling over.

[0062] Optionally, as Figure 4 As shown, the second clamping piece 121 is provided with a connecting convex part 123, the top of the fixed part 21 is provided with a plug-in groove 212, and the connecting convex part 123 is plugged into the plug-in groove 212 to be plugged with the fixed part 21, so that the operator can quickly realize the connection of the second clamping piece 121 and the support 20.

[0063] When the belt fixing device of the embodiment is used, two bolts are respectively threadedly connected to two first clamping pieces 111, the distance between the two bolts is adjusted according to the different widths of the belt, the second clamping assembly 12 is placed under the belt, two guide pieces 14 are respectively passed through two second clamping pieces 121, at this time, the two bolts are also aligned with the second threaded grooves 1211 on the two second clamping pieces 121, and the two bolts are screwed downward to clamp the belt, wherein the support 20 can be connected and screwed at the same time when the second clamping assembly 12 is placed, and the adjusting part 22 is screwed to make the bottom of the support 20 abut against the ground or other platform, at this time, the height of the second clamping assembly 12 is approximately flush with the lower side of the belt.

[0064] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not the limitation of the embodiments of the utility model. For ordinary skilled in the art, various obvious changes, re-adjustment and replacement can be made without departing from the protection scope of the utility model. Here, it is not necessary and impossible to enumerate all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A belt fixing device, characterized in that, include: The clamping mechanism (10) includes a first clamping component (11), a second clamping component (12), and a drive component (13), wherein the drive component (13) can drive the first clamping component (11) and the second clamping component (12) to clamp or release the belt; At least two supports (20) are connected to the lower side of the second clamping assembly (12), and the height of the at least two supports (20) is adjustable.

2. The belt fixing device according to claim 1, characterized in that, The driving component (13) is a bolt, which passes through the first clamping assembly (11) and is threadedly connected to the first clamping assembly (11). The bolt is also threadedly connected to the second clamping assembly (12).

3. The belt fixing device according to claim 1, characterized in that, The driving component (13) is a bolt, which passes through the first clamping assembly (11) and is threadedly connected to the first clamping assembly (11). The bottom end of the bolt is pivotally connected to the second clamping assembly (12).

4. The belt fixing device according to claim 1, characterized in that, The clamping mechanism (10) further includes at least two guide members (14), which extend vertically. One end of the guide member (14) is connected to one of the first clamping assembly (11) and the second clamping assembly (12), and passes through the other of the first clamping assembly (11) and the second clamping assembly (12).

5. The belt fixing device according to any one of claims 1-4, characterized in that, The support (20) includes: The fixing part (21) is connected at its upper end to the second clamping assembly (12); The adjusting part (22) is threadedly connected to the lower end of the fixing part (21).

6. The belt fixing device according to claim 5, characterized in that, The lower end of the fixing part (21) is provided with a first threaded groove (211), and the adjusting part (22) is threadedly connected to the first threaded groove (211).

7. The belt fixing device according to claim 6, characterized in that, The adjustment unit (22) includes: The threaded portion (221) extends vertically and is threadedly connected to the fixing portion (21); The support part (222) has a cross-sectional area larger than the threaded part (221) and is connected to the lower end of the threaded part (221).

8. The belt fixing device according to any one of claims 2-3, characterized in that, Two bolts are provided at intervals along the length of the first clamping assembly (11), and the distance between the two bolts is adjustable.

9. The belt fixing device according to claim 8, characterized in that, The first clamping assembly (11) includes: Both first clamping members (111) extend along a first direction; The first fixing rod (112) is connected between the two first clamping members (111), and the two first clamping members (111) correspond one-to-one with the two ends of the first fixing rod (112) and are slidably engaged. The second clamping assembly (12) includes: Both second clamping members (121) extend along the first direction; The second fixing rod (122) is connected between the two second clamping members (121), and the two second clamping members (121) correspond one-to-one with the two ends of the second fixing rod (122) and are slidably engaged. One of the bolts passes through one of the first clamping members (111) and the corresponding second clamping member (121), and the other bolt passes through another first clamping member (111) and the corresponding second clamping member (121).

10. The belt fixing device according to any one of claims 1-4, characterized in that, The first clamping assembly (11) can be disassembled into two parts; and / or The second clamping component (12) can be split into two parts.

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