Combined tool apron for milling machine

Abstract

The utility model discloses a combined tool apron for a milling machine, which comprises an occlusion component which is arranged between a bottom tool apron and an upper tool apron and is used for increasing the connection stability of the bottom tool apron and the upper tool apron. According to the combined tool apron for the milling machine, an occlusion assembly is arranged at the joint of an upper tool apron and a bottom tool apron of the combined tool apron for the milling machine, so that an upper occlusion mechanism on the occlusion assembly pushes a first occlusion plate to move in the opening direction of a first mounting groove under the rotation of an adjusting bolt; the first meshing plate is meshed with a second meshing plate on a lower meshing mechanism mounted on the bottom tool apron, so that the joint of the upper tool apron and the bottom tool apron is meshed, and the connection stability and the friction coefficient of the upper tool apron and the bottom tool apron are increased; therefore, the torque force output by the rotor is timely converted to the cutter mounted on the upper cutter holder through the bottom cutter holder.

Description

Technical Field

[0001] The utility model relates to the technical field of a milling machine tool seat, in particular to a combined tool seat for a milling machine. Background Art

[0002] As the main equipment for road maintenance and repair, the milling machine is used to mill and break the asphalt (or cement) pavement or roadbed that affects the normal use of the highway. When the road milling machine is working, the milling rotor installed at the bottom rotates, driving the many milling cutter heads fixed on the rotor, and the milling cutter heads cut and break the road or roadbed to be repaired. At the same time, the road milling machine removes the cutting products, and then re-paves the road or roadbed to complete the repair or maintenance of the highway. The milling cutter head is set on the milling rotor through the milling cutter seat. The milling cutter seat supports the milling cutter head during work and is severely squeezed, strongly worn and impacted.

[0003] In the existing combined tool holder for milling machines (the combined tool holder for milling machines with application number 202220237618.X), no bite assembly is arranged between the bottom tool holder and the upper tool holder, so that the bite assembly increases the connection stability and friction coefficient between the bottom tool holder and the upper tool holder, so that the torque output by the rotor can be converted to the tool head in time, so that the tool head can mill the asphalt concrete floor. Utility Model Content

[0004] In view of the above-mentioned defects or shortcomings in the prior art, it is desired to provide a combined tool holder for a milling machine, which is used to solve the technical problem that the existing combined tool holder for a milling machine does not have an interlocking component between the bottom tool holder and the upper tool holder, so that the interlocking component increases the connection stability and friction coefficient between the bottom tool holder and the upper tool holder, so that the torque output by the rotor can be converted to the cutter head in time, so that the cutter head can mill the asphalt concrete floor.

[0005] According to the technical solution provided in the embodiment of the present application, a combined tool holder for a milling machine includes a snap-fit ​​assembly, which is arranged between a bottom tool holder and an upper tool holder, and is used to increase the connection stability between the bottom tool holder and the upper tool holder;

[0006] The engagement assembly includes two upper engagement mechanisms and two lower engagement mechanisms, the two upper engagement mechanisms are movably arranged at the bottom of the upper knife seat, and the two lower engagement mechanisms are correspondingly movably arranged at the top of the bottom knife seat, and the upper engagement mechanism is structurally compatible with the lower engagement mechanism, and the upper engagement mechanism includes a first engagement plate, a plurality of first connecting rods and a plurality of adjusting bolts, a plurality of the first connecting rods are fixedly installed on the top of the first engagement plate in parallel and at intervals, and the first connecting rods are movably installed in the slide groove on the upper knife seat, and each of the adjusting bolts is screwed into the corresponding adjusting groove on the upper knife seat, so that the adjusting bolt is rotated to push the first engagement plate on the upper engagement mechanism to move along the slide groove, and mesh with the second engagement plate on the lower engagement mechanism installed on the bottom knife seat, so that the connecting surfaces of the upper knife seat and the bottom knife seat are meshed and connected, thereby increasing the connection stability of the combined knife seat.

[0007] Furthermore, a first elastic member is sleeved on the first connecting rod on the upper engaging mechanism, so that the first elastic member elastically supports the first connecting rod.

[0008] Furthermore, the bottom of the first connecting rod on the lower engaging mechanism is abutted against the second elastic member, and the second elastic member is movably installed in a sliding groove on the bottom knife seat.

[0009] Furthermore, the first bite plate and the second bite plate are provided with toothed blocks and toothed grooves, so that the toothed blocks on the first bite plate are meshed and connected with the toothed grooves on the second bite plate.

[0010] Furthermore, the upper knife seat is provided with a first mounting groove, in which the first bite plate is movably mounted, and the bottom knife seat is provided with a corresponding second mounting groove, in which the second bite plate is movably mounted.

[0011] Furthermore, a positioning groove is provided on the top of the bottom knife seat, and a corresponding positioning block is provided on the upper knife seat, and the positioning block is snapped into the positioning groove to positionally connect the upper knife seat with the bottom knife seat.

[0012] Furthermore, a card slot is provided at the rear end of the bottom knife seat, and a corresponding card connection block is provided on the upper knife seat, so that the card connection block is connected to the card slot, so as to increase the connection stability of the combined knife seat.

[0013] In summary, the beneficial effects of this application are:

[0014] 1. By arranging a bite assembly at the connection between the upper blade seat and the bottom blade seat of the combined blade seat for the milling machine, the upper bite mechanism on the bite assembly pushes the first bite plate to move along the opening direction of the first mounting groove under the rotation of the adjusting bolt, so that the first bite plate is meshed and connected with the second bite plate on the lower bite mechanism installed on the bottom blade seat, so that the connection between the upper blade seat and the bottom blade seat is meshed and connected, thereby increasing the connection stability and friction coefficient between the upper blade seat and the bottom blade seat, so that the torque force output by the rotor is timely converted to the tool installed on the upper blade seat through the bottom blade seat;

[0015] Second, by setting a positioning groove on the bottom knife seat of the combined knife seat and setting a corresponding positioning block on the upper knife seat, the positioning block is snapped into the positioning groove, so that the upper knife seat and the bottom knife seat are positioned and connected, thereby improving the connection stability of the upper knife seat and the bottom knife seat on the combined knife seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front view exploded structural diagram of the utility model;

[0019] Figure 3 This is a rear view exploded structure diagram of the utility model;

[0020] Figure 4 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the side cross-sectional structure of the utility model.

[0022] Numbers in the figure: bite assembly -100, upper bite mechanism -110, first bite plate -111, first connecting rod -112, adjusting bolt -113, first elastic member -114, lower bite mechanism -120, second bite plate -121, second elastic member -122, bottom knife seat -200, second mounting groove -210, positioning groove -220, clamping groove -230, upper knife seat -300, sliding groove -310, adjusting groove -320, first mounting groove -330, positioning block -340, clamping block -350. DETAILED DESCRIPTION

[0023] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] A combined tool holder for a milling machine, the structure of which is as follows Figure 1-Figure 5 As shown, it includes a bite assembly 100, which is arranged between the bottom knife seat 200 and the upper knife seat 300, and is used to increase the connection stability of the bottom knife seat 200 and the upper knife seat 300; the bite assembly 100 includes two upper bite mechanisms 110 and two lower bite mechanisms 120, the two upper bite mechanisms 110 are movably arranged at the bottom of the upper knife seat 300, and the two lower bite mechanisms 120 are correspondingly movably arranged at the top of the bottom knife seat 200, and a group of upper bite mechanisms 110 and lower bite mechanisms 120 are installed on the inclined connection surface of the combined knife seat, and the upper bite mechanism 110 and the lower bite mechanism 120 are structurally compatible, and the upper bite mechanism 110 includes a first bite plate 111, a plurality of first connecting rods 112 and A plurality of adjusting bolts 113 and a plurality of first connecting rods 112 are installed in parallel and fixed at intervals on the top of the first bite plate 111, and the first connecting rods 112 are movably installed in the slide groove 310 on the upper tool seat 300, and each adjusting bolt 113 is screwed into the corresponding adjustment groove 320 on the upper tool seat 300, so that the rotating adjusting bolt 113 can push the first bite plate 111 on the upper bite mechanism 110 to move along the slide groove 310, and mesh with the second bite plate 121 on the lower bite mechanism 120 installed on the bottom tool seat 200, so that the connecting surfaces of the upper tool seat 300 and the bottom tool seat 200 are meshed and connected, thereby increasing the friction coefficient and connection stability at the connection of the combined tool seat.

[0026] When the upper tool seat 300 on the combined tool seat is assembled with the bottom tool seat 200, the bottom tool seat 200 is fixedly installed on the rotor on the milling machine by bolts, and the connecting column on the upper tool seat 300 is clamped in the connecting groove on the bottom tool seat 200. During the connection between the upper tool seat 300 and the bottom tool seat 200, the positioning block 340 provided on the upper tool seat 300 is clamped in the positioning groove 220 on the bottom tool seat 200, so that the upper tool seat 300 and the bottom tool seat 200 are positioned and connected. At the same time, the clamping block 350 provided on the upper tool seat 300 is clamped in the clamping groove 230 on the bottom tool seat 200, so that the upper tool seat 300 and the bottom tool seat 200 are clamped when connected, providing The upper tool seat 300 on the high combination tool seat is connected stably with the bottom tool seat 200. At the same time, by rotating several adjusting bolts 113 on the upper tool seat 300, the adjusting bolts 113 push the first bite plate 111 on the upper bite mechanism 110 to move along the opening direction of the first mounting groove 330, so that the first bite plate 111 is engaged and connected with the second bite plate 121 on the lower bite mechanism 120 arranged on the bottom tool seat 200 during the movement, thereby increasing the friction coefficient and connection stability at the connection between the upper tool seat 300 and the bottom tool seat 200, so that the torque force output by the rotor can be timely converted to the tool installed on the upper tool seat 300 through the bottom tool seat 200.

[0027] As a preferred embodiment, please refer to Figure 4 and Figure 5 A first elastic member 114 is also sleeved on the first connecting rod 112 on the upper engaging mechanism 110. The first elastic member 114 is a metal spring, so that when the adjusting bolt 113 pushes the first engaging plate 111 to move along the length direction of the slide groove 310, the limiting block on the first connecting rod 112 compresses the first elastic member 114, so that the first elastic member 114 elastically limits and restores the first connecting rod 112.

[0028] As a preferred embodiment, please refer to Figure 4 and Figure 5 The bottom of the first connecting rod 112 on the lower bite mechanism 120 is abutted with a second elastic member 122, and the second elastic member 122 is a metal spring. After the first bite plate 111 on the upper bite mechanism 110 abuts against the second bite plate 121 on the lower bite mechanism 120, the first connecting rod 112 connected to the second bite plate 121 is pushed to move along the slide groove 310, thereby pushing the second elastic member 122 abutted by the first connecting rod 112 to be movable and compressed in the slide groove 310 on the bottom knife seat 200, so that the upper bite mechanism 110 and the lower bite mechanism 120 are meshed and connected.

[0029] As a preferred embodiment, please refer to Figure 2 and Figure 3The first bite plate 111 and the second bite plate 121 are provided with toothed blocks and toothed grooves, so that the toothed blocks on the first bite plate 111 are meshed and connected with the toothed grooves on the second bite plate 121 .

[0030] As a preferred embodiment, please refer to Figure 4 and Figure 5 A first mounting groove 330 is also provided on the upper tool seat 300, and the first bite plate 111 is movably installed in the first mounting groove 330 so that the first bite plate 111 moves in the first mounting groove 330, and a corresponding second mounting groove 210 is provided on the bottom tool seat 200, and the second bite plate 121 is movably installed in the second mounting groove 210 so that the second bite plate 121 moves along the first mounting groove 210.

[0031] As a preferred embodiment, please refer to Figure 2 and Figure 3 A positioning groove 220 is also provided on the top of the bottom knife seat 200, and a corresponding positioning block 340 is provided on the upper knife seat 300. The positioning block 340 is snap-fitted into the positioning groove 220 to positionally connect the upper knife seat 300 with the bottom knife seat 200.

[0032] As a preferred embodiment, please refer to Figure 2 and Figure 3 A card slot 230 is provided at the rear end of the bottom knife seat 200, and a corresponding card block 350 is provided on the upper knife seat 300, so that the card block 350 is connected to the card slot 230, which is used to increase the connection stability of the combined knife seat.

[0033] The working principle of the combined tool holder for a milling machine of the utility model is as follows:

[0034] When the upper tool holder 300 on the combined tool holder is assembled with the bottom tool holder 200, the bottom tool holder 200 is fixedly mounted on the rotor of the milling machine by bolts, and the connecting column on the upper tool holder 300 is clamped in the connecting groove on the bottom tool holder 200. During the connection process between the upper tool holder 300 and the bottom tool holder 200, the positioning block 340 provided on the upper tool holder 300 is clamped in the positioning groove 220 on the bottom tool holder 200, so that the upper tool holder 300 and the bottom tool holder 200 are positioned. The upper knife seat 300 is connected, and the clamping block 350 provided on the upper knife seat 300 is clamped in the clamping groove 230 on the bottom knife seat 200, so that the upper knife seat 300 is clamped and connected with the bottom knife seat 200, thereby improving the connection stability between the upper knife seat 300 and the bottom knife seat 200 on the combined knife seat, and at the same time, by rotating the plurality of adjusting bolts 113 on the upper knife seat 300, the adjusting bolts 113 push the first clamping plate 111 on the upper clamping mechanism 110 along the first installation groove 3 30 moves in the opening direction, so that the first connecting rods 112 fixedly connected to the top of the first bite plate 111 move in the slide groove 310 provided on the upper knife seat 300, thereby compressing the first elastic member 114 metal spring sleeved on the first connecting rod 112, so that the first bite plate 111 is engaged and connected with the second bite plate 121 on the lower bite mechanism 120 provided on the bottom knife seat 300 during the movement, thereby pushing the first connecting rods 112 fixedly connected to the bottom of the second bite plate 121 to move downward along the slide groove 310 provided on the bottom knife seat 200, so that the second elastic member 122 abutted by the first connecting rod 112 is compressed, so that the upper knife seat 300 is engaged and connected with the bottom knife seat 200, thereby increasing the friction coefficient and connection stability at the connection between the upper knife seat 300 and the bottom knife seat 200, so that the torque force output by the rotor is promptly converted to the tool installed on the upper knife seat 300 through the bottom knife seat 200.

[0035] The beneficial effects of the combined tool holder for a milling machine of the utility model are as follows:

[0036] First, by arranging the bite assembly 100 at the connection between the upper tool seat 300 and the bottom tool seat 200 of the combined tool seat for the milling machine, the upper bite mechanism 110 on the bite assembly 100 pushes the first bite plate 111 to move along the opening direction of the first installation groove 330 under the rotation of the adjusting bolt 113, so that the first bite plate 111 is meshed and connected with the second bite plate 121 on the lower bite mechanism 121 installed on the bottom tool seat 200, so that the connection between the upper tool seat 300 and the bottom tool seat 200 is meshed and connected, thereby increasing the connection stability and friction coefficient between the upper tool seat 300 and the bottom tool seat 200, so that the torque force output by the rotor is timely converted to the tool installed on the upper tool seat 300 through the bottom tool seat 200;

[0037] Second, by setting a positioning groove 220 on the bottom knife seat 200 of the combined knife seat, and setting a corresponding positioning block 240 on the upper knife seat 300, the positioning block 240 is snapped into the positioning groove 220, so that the upper knife seat 300 and the bottom knife seat 200 are positioned and connected, thereby improving the connection stability of the upper knife seat 300 and the bottom knife seat 200 on the combined knife seat.

[0038] The above description is only an explanation of the preferred embodiments of the present application and the technical principles and other schemes used. At the same time, the scope of the utility model involved in the present application is not limited to the technical scheme formed by a specific combination of the above technical features, but also includes other technical schemes formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) to form a technical scheme.

Claims

1. A combined tool holder for a milling machine, characterized by: It comprises a snap-fit ​​assembly (100), which is arranged between a bottom knife seat (200) and an upper knife seat (300) and is used to increase the connection stability between the bottom knife seat (200) and the upper knife seat (300); The bite assembly (100) comprises two upper bite mechanisms (110) and two lower bite mechanisms (120), wherein the two upper bite mechanisms (110) are movably arranged at the bottom of the upper knife seat (300), and the two lower bite mechanisms (120) are correspondingly movably arranged at the top of the bottom knife seat (200), and the upper bite mechanisms (110) and the lower bite mechanisms (120) are structurally compatible, and the upper bite mechanisms (110) comprise a first bite plate (111), a plurality of first connecting rods (112) and a plurality of adjusting bolts (113), wherein the plurality of first connecting rods (112) are fixedly installed on the top of the first bite plate (111) in parallel and at intervals, The first connecting rod (112) is movably mounted in the slide groove (310) on the upper knife seat (300), and each of the adjusting bolts (113) is screwed into a corresponding adjusting groove (320) on the upper knife seat (300), so that the adjusting bolt (113) is rotated to push the first bite plate (111) on the upper bite mechanism (110) to move along the slide groove (310) and mesh with the second bite plate (121) on the lower bite mechanism (120) installed on the bottom knife seat (200), so that the connecting surfaces of the upper knife seat (300) and the bottom knife seat (200) are meshed and connected, thereby increasing the connection stability of the combined knife seat.

2. The combined tool holder for a milling machine according to claim 1 is characterized in that: A first elastic member (114) is also sleeved on the first connecting rod (112) on the upper engaging mechanism (110), so that the first elastic member (114) elastically supports the first connecting rod (112).

3. The combined tool holder for a milling machine according to claim 1 is characterized in that: The bottom of the first connecting rod (112) on the lower engaging mechanism (120) is in contact with a second elastic member (122), and the second elastic member (122) is movably mounted in a sliding groove (310) on the bottom knife seat (200).

4. The combined tool holder for a milling machine according to claim 1 is characterized in that: The first bite plate (111) and the second bite plate (121) are provided with toothed blocks and toothed grooves, so that the toothed blocks on the first bite plate (111) are meshedly connected with the toothed grooves on the second bite plate (121).

5. The combined tool holder for a milling machine according to claim 1 is characterized in that: The upper knife seat (300) is further provided with a first mounting groove (330), and the first bite plate (111) is movably mounted in the first mounting groove (330), while the bottom knife seat (200) is provided with a corresponding second mounting groove (210), and the second bite plate (121) is movably mounted in the second mounting groove (210).

6. The combined tool holder for a milling machine according to claim 1 is characterized in that: A positioning groove (220) is also provided on the top of the bottom knife seat (200), and a corresponding positioning block (340) is provided on the upper knife seat (300); the positioning block (340) is snap-fitted into the positioning groove (220) so that the upper knife seat (300) is positioned and connected with the bottom knife seat (200).

7. The combined tool holder for a milling machine according to claim 1 is characterized in that: A clamping slot (230) is provided at the rear end of the bottom knife seat (200), and a corresponding clamping block (350) is provided on the upper knife seat (300), so that the clamping block (350) is connected to the clamping slot (230), thereby increasing the connection stability of the combined knife seat.

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