CN212330413U - Excavator chassis track chain link processing frock clamp - Google Patents

Abstract

The application relates to an excavator chassis track link machining tool clamp which comprises a base plate, a longitudinal clamping assembly, a first transverse clamping assembly and a second transverse clamping assembly, wherein the longitudinal clamping assembly is arranged on the base plate; the longitudinal clamping head of the longitudinal clamping assembly rotates by taking the second end as an axis and longitudinally displaces so as to enable the first end of the longitudinal clamping head to be close to or far away from the chain link; the first movable block of the first transverse clamping assembly can tightly support the chain link along the transverse direction; the second movable block of the second transverse clamping assembly can transversely abut against the chain link. So set up, through vertical drive, first transverse drive and the horizontal drive centre gripping of second and release work piece, can improve processing and assembly automation control degree by a wide margin, be favorable to simplifying the operation flow, promote work efficiency, moreover, through the ascending centre gripping application of force of a plurality of directions, be favorable to fastening the centre gripping of chain link, prevent that the chain link slippage is not hard up.

Description

Excavator chassis track chain link processing frock clamp

Technical Field

The application relates to the technical field of excavator tracks, in particular to an excavator chassis track link machining tool clamp.

Background

With the development of social economy, infrastructure construction is continuously invested, and an excavator is common construction equipment, and the crawler structures adopted by the excavator are different from each other in various construction environments. The caterpillar is a flexible chain ring which is driven by the driving wheel and surrounds the driving wheel, the loading wheel, the inducer and the riding wheel. The crawler belt consists of crawler belt plates, crawler belt pins and the like. The track pin connects the track shoes together to form a track link. The crawler board has holes in its two ends for meshing with the driving wheel and inducing teeth in its middle part to regulate the crawler and prevent the crawler from falling off during turning or side-tilting running, and reinforcing antiskid ribs in the surface contacting with ground to raise the firmness of the crawler board and the adhesion between the crawler and ground. The track chain in the track is a rotatable chain belt which is positioned in the track shoe and fixedly arranged with the track shoe, is similar to a chain of a bicycle, and drives the chain belt to rotate through a wheel shaft.

The track chain is formed by connecting a plurality of chain links end to end, connecting holes are formed in two ends of each chain link and used for connecting two adjacent chain links, and mounting holes are formed in the side portions of the chain links and used for being connected and fixed to the inner side of the track shoe. When the chain link is used for processing the connecting hole and the mounting hole, the chain link needs to be manually clamped and fixed through a tool clamp. Because the chain link is irregular shape, receives the influence at processing position, leads to frock clamp's tight space of clamp to be restricted, needs the position and the centre gripping intensity of manual adjustment chain link, complex operation, and inefficiency.

Therefore, how to solve the problems that the existing tool clamp needs to manually clamp and fix the chain link, the operation is complex and the efficiency is low is a key technical problem to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

For overcoming the problem that exists in the correlation technique to a certain extent at least, the aim at of this application provides an excavator chassis track chain link processing frock clamp, and it can have now frock clamp need manually carry out the centre gripping to the link fixed, problem complex operation and inefficiency. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the application are described in detail in the following.

The application provides an excavator chassis track link machining tool clamp which comprises a base plate, a longitudinal clamping assembly arranged on the base plate, a first transverse clamping assembly and a second transverse clamping assembly, wherein the first transverse clamping assembly and the second transverse clamping assembly are positioned on two sides of the longitudinal clamping assembly;

the longitudinal clamping assembly comprises a longitudinal clamping head and a longitudinal drive, the first end of the longitudinal clamping head can abut against the side edge of the chain link, the longitudinal drive is connected with the bottom plate, the drive end of the longitudinal drive is connected with the second end of the longitudinal clamping head, and the longitudinal drive can drive the longitudinal clamping head to rotate by taking the second end as a shaft and longitudinally displace so as to enable the first end of the longitudinal clamping head to be close to or far away from the chain link;

the first transverse clamping assembly comprises a first fixed block and a first movable block which are used for clamping two side surfaces of the end part of the chain link respectively, and a first transverse drive which is connected between the first fixed block and the first movable block and is used for driving the first movable block to abut against the chain link along the transverse direction, the first fixed block is connected with the bottom plate, and one sides of the first fixed block and the first movable block, which are close to the longitudinal clamping assembly, are provided with first through grooves which penetrate along the longitudinal direction;

the horizontal centre gripping subassembly of second is including being used for the centre gripping respectively the second fixed block and the second movable block of chain link tip both sides face, connection the second fixed block with be used for driving between the second movable block is along transversely supporting tightly the horizontal drive of second of chain link, the second fixed block with the bottom plate is connected, the second fixed block with the second movable block is close to one side of vertical centre gripping subassembly all is provided with along the second that vertically runs through and leads to the groove.

Preferably, the first fixed block and the second fixed block are respectively clamped on two side surfaces of the chain link, and the first movable block and the second movable block are respectively clamped on two side surfaces of the chain link.

Preferably, a first boss is arranged on one side, facing the first movable block, of the first fixed block, and the first transverse drive and the first through grooves are distributed on two sides of the first boss; the second transverse driving device is provided with a second boss facing the second movable block at a position close to the first boss, and an adjusting bolt is arranged on one side of the first boss facing the second boss.

Preferably, the first lateral clamp assembly and the second lateral clamp assembly are each displaceably connected to the base plate in a direction towards and away from each other.

Preferably, the first movable block comprises a first rod part and a first U-shaped part, an opening of the first U-shaped part is far away from the first rod part and forms the first through groove, one end of the first rod part is connected with the first U-shaped part, the other end of the first rod part is hinged to the first transverse driving end, the middle part of the first rod part is connected to the first boss through a first hinge rod, and two ends of the first hinge rod are hinged to the middle part of the first rod part and the first boss respectively;

the second movable block is including second pole portion and second U type portion, the opening of second U type portion is kept away from second pole portion sets up and forms the second leads to the groove, the one end of second pole portion with second U type portion is connected, the other end with second transverse drive's drive end is articulated, just the middle part of second pole portion is connected through the second hinge rod on the second boss, the both ends of second hinge rod articulate respectively second pole portion with on the second boss.

Preferably, the length of the first shank portion is greater than the length of the second shank portion.

Preferably, the first through groove and the second through groove are both arc-shaped grooves.

Preferably, a first cushion block is arranged on one side, facing the first movable block, of the first fixed block, and the first cushion block is close to the outer side of the opening of the first through groove; and a second cushion block is arranged on one side of the second fixed block, which faces the second movable block, and the second cushion block is close to the outer side of the opening of the second through groove.

Preferably, first through holes penetrating along the transverse direction are formed in the first movable block and close to two sides of the opening of the first through groove; and second through holes which penetrate through along the transverse direction are arranged on the two sides of the opening, close to the second through groove, of the second movable block.

Preferably, the longitudinal drive is provided as a corner cylinder.

The technical scheme provided by the application can comprise the following beneficial effects:

through vertical drive, first transverse drive and the horizontal drive centre gripping of second and release work piece, can improve processing and assembly automation control degree by a wide margin, be favorable to simplifying the operation flow, promote work efficiency, moreover, through the ascending centre gripping application of force of a plurality of directions, be favorable to fastening the centre gripping of chain link, prevent that the chain link slippage is not hard up.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front perspective view of the present excavator undercarriage track link machining tool clamp shown in accordance with certain exemplary embodiments;

FIG. 2 is a rear perspective view of the present excavator undercarriage track link machining tool clamp shown in accordance with certain exemplary embodiments;

FIG. 3 is a top view of the present excavator undercarriage track link machining tool clamp shown in accordance with certain exemplary embodiments;

FIG. 4 is a front perspective view of the excavator undercarriage track link machining tool clamp shown with links installed, in accordance with certain exemplary embodiments;

figure 5 is a rear perspective view of the excavator undercarriage track link machining tool clamp shown with links installed according to some exemplary embodiments.

In the figure: 11. a first fixed block; 12. a first movable block; 13. a first lateral drive; 14. a first hinge lever; 15. a first cushion block; 21. a second fixed block; 22. a second movable block; 23. a second transverse drive; 24. a second hinge lever; 25. a second cushion block; 31. a longitudinal clamping head; 32. longitudinal driving; 4. a base plate; 5. and (4) a chain link.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus or methods consistent with aspects of the present application.

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 to 5, the present embodiment provides an excavator chassis track link machining tool fixture, which includes a base plate 4, a longitudinal clamping assembly, a first transverse clamping assembly and a second transverse clamping assembly, wherein the longitudinal clamping assembly, the first transverse clamping assembly and the second transverse clamping assembly are all disposed above the base plate 4, and the longitudinal clamping assembly is disposed in the middle of the base plate 4 and is used for longitudinally abutting against a link 5 and clamping the link 5 between the longitudinal clamping assembly and the base plate 4; the first transverse clamping assembly and the second transverse clamping assembly are respectively positioned at two sides of the longitudinal clamping assembly and are used for applying force along the transverse direction and respectively clamping two side surfaces of the end part of the chain link 5. Therefore, the chain links 5 can be clamped and fastened by clamping and applying force in multiple directions, and the chain links 5 are prevented from slipping and loosening.

The longitudinal clamping assembly comprises a longitudinal clamping head 31 and a longitudinal drive 32, wherein the longitudinal drive 32 is fixedly connected with the bottom plate 4, and the drive end of the longitudinal drive 32 can rotate along the self axial direction and move along the longitudinal direction; the longitudinal holding head 31 has a first end and a second end, and the second end of the longitudinal holding head 31 is fixedly connected to the driving end of the longitudinal driving unit 32, so that the longitudinal holding head 31 can rotate around the second end of the longitudinal holding head 31 as an axis and move longitudinally under the driving of the longitudinal driving unit 32, and the first end of the longitudinal holding head 31 is close to or far away from the chain link 5. In the actual operation process, when the chain link 5 needs to be clamped, the longitudinal drive 32 drives the longitudinal clamping head 31 to rotate so that the first end of the longitudinal clamping head 31 is located above the chain link 5, and the longitudinal drive 32 drives the longitudinal clamping head 31 to displace along the longitudinal direction and the direction close to the bottom plate 4 so that the first end of the longitudinal clamping head 31 abuts against the side portion of the chain link 5, and the chain link 5 is clamped between the longitudinal clamping assembly and the bottom plate 4; when the chain link 5 needs to be disassembled, the longitudinal driving unit 32 drives the longitudinal clamping head 31 to displace along the longitudinal direction and the direction far away from the bottom plate 4, so that the first end of the longitudinal clamping head 31 is far away from the side portion of the chain link 5, and the longitudinal driving unit 32 drives the longitudinal clamping head 31 to rotate, so that the first end of the longitudinal clamping head 31 and even any position are not located above the chain link 5, and the chain link 5 is convenient to disassemble and assemble.

Wherein, vertical clamping head 31 can be set up to bar platelike, and first end and second end are the position that vertical clamping head 31 is close to both ends respectively, conveniently like this with vertical clamping head 31 screw in or screw out the top of chain link 5. Moreover, the extending direction of the longitudinal clamping head 31 can be vertical to the longitudinal direction, which is beneficial to increasing the contact surface between the longitudinal clamping head 31 and the chain link 5 and improving the clamping stability.

First horizontal centre gripping subassembly is including first fixed block 11, first movable block 12 and first horizontal drive 13, and wherein, first fixed block 11 fixed connection is in the top of bottom plate 4, and first horizontal drive 13 is connected between first movable block 12 and first fixed block 11 for drive first movable block 12 along transversely supporting tight chain link 5, and press from both sides tight chain link 5 between first fixed block 11 and first movable block 12. Moreover, one side that first fixed block 11 and first movable block 12 are close to vertical centre gripping subassembly is provided with along the first logical groove that vertically runs through, and when first fixed block 11 and second movable block 22 centre gripping chain link 5, two first logical grooves are located the both sides face of chain link 5 respectively, like this, can run through two first logical grooves when the connecting hole of processing chain link 5, both are convenient for process and make, can promote clamping face and centre gripping steadiness again.

The second transverse clamping assembly comprises a second fixed block 21, a second movable block 22 and a second transverse driving 23, wherein the second fixed block 21 is fixedly connected above the bottom plate 4, and the second transverse driving 23 is connected between the second movable block 22 and the second fixed block 21 and used for driving the second movable block 22 to transversely abut against the chain link 5 and clamp the chain link 5 between the second fixed block 21 and the second movable block 22. Moreover, one side of the second fixed block 21 and the second movable block 22 close to the longitudinal clamping assembly is provided with a second through groove which penetrates along the longitudinal direction, when the second fixed block 21 and the second movable block 22 clamp the chain link 5, the two second through grooves are respectively positioned on two side surfaces of the chain link 5, and thus, the two second through grooves can penetrate through when a connecting hole of the chain link 5 is machined, so that the machining and manufacturing are facilitated, and the clamping surface and the clamping stability can be improved.

It should be noted that, the first lateral clamping assembly and the second lateral clamping assembly are used for respectively clamping two ends of the chain link 5, the longitudinal clamping assembly is used for abutting against the middle of the side edge of the chain link 5, and the above-mentioned "longitudinal direction" and "lateral direction" are two directions perpendicular to each other, where the "longitudinal direction" is a direction perpendicular to the plane of the base plate 4, i.e. the axial direction of the mounting hole of the chain link 5; "lateral" is the direction perpendicular to the direction of the line connecting the first lateral clamp assembly and the second lateral clamp assembly, i.e. the axial direction of the connecting hole of the link 5.

So set up, through longitudinal drive 32, first transverse drive 13 and the 23 centre gripping of second transverse drive and release work piece, can improve processing and assembly automation control degree by a wide margin, be favorable to simplifying the operation flow, promote work efficiency, moreover, through the ascending centre gripping application of force of a plurality of directions, be favorable to fastening the centre gripping of chain link 5, prevent that chain link 5 slippage is not hard up.

In this embodiment, the first fixed block 11 and the second fixed block 21 are respectively clamped on two side surfaces of the chain link 5, the first movable block 12 and the second movable block 22 are respectively clamped on two side surfaces of the chain link 5, when the chain link 5 is installed, the side surfaces of two ends of the chain link 5 are firstly abutted between the first fixed block 11 and the second fixed block 21, the first transverse drive 13 drives the first movable block 12 to abut against the chain link 5 along the first longitudinal direction, the second transverse drive 23 drives the second movable block 22 to abut against the chain link 5 along the second longitudinal direction, wherein the first longitudinal direction and the second longitudinal direction are parallel and opposite in direction, so that the tightness of connection and installation is promoted, and the structural characteristics of the chain link 5 are better met. Of course, the first lateral clamp assembly and the second lateral clamp assembly may be arranged in a central symmetrical distribution.

In order to further enhance the installation tightness of the chain link 5, a first boss is arranged on one side of the first fixed block 11 facing the first movable block 12, and the first boss is positioned on two sides of the first transverse drive 13 and the first through groove and is arranged in a protruding manner; the position that second transverse drive 23 is close to first boss is provided with the second boss, and the second boss extends the setting towards second movable block 22 to support tightly between first boss and second boss after making chain link 5 install, first boss is provided with adjusting bolt towards one side of second boss in addition, through twisting adjusting bolt's position, can support adjusting bolt tightly at the tip of chain link 5, prevents that chain link 5 from deviating from. Specifically, the adjusting bolt may penetrate and screw the first boss into the first boss.

In order to adapt to the installation of chains with different sizes, the first transverse clamping assembly and the second transverse clamping assembly are connected to the bottom plate 4 in a displaceable mode, so that the first transverse clamping assembly and the second transverse clamping assembly can be displaced in the direction of being close to or away from each other, the first transverse clamping assembly and the second transverse clamping assembly are clamped on the two side faces of the end portions of the chain links 5 with different models respectively, and clamping adaptability is guaranteed. Specifically, a sliding rail structure is arranged between each of the first transverse clamping assembly and the second transverse clamping assembly and the bottom plate 4, and the sliding rail structure can comprise a sliding groove and a guide rail.

In some preferred schemes, the first movable block 12 is Y-shaped, and includes a first rod portion and a first U-shaped portion, the opening of the first U-shaped portion is far away from the first rod portion, and forms the first through groove, one end of the first rod portion is connected to the first U-shaped portion, and the other end is hinged to the driving end of the first transverse driving 13, specifically, the first rod portion and the first U-shaped portion are located on the same plane and are integrally formed, and the first rod portion is driven to move to further drive the first U-shaped portion to abut against the side surface of the end portion of the chain link 5. Moreover, the middle part of the first rod part is connected to the first boss through the first hinge rod 14, and two ends of the first hinge rod 14 are respectively hinged to the middle part of the first rod part and the first boss, specifically, the first hinge rod 14 is provided with two parts and is respectively located at two sides of the first boss. When the chain link 5 needs to be clamped, the first transverse driver 13 drives one end of the first rod portion to displace along the direction away from the first fixing block 11, and a lever mechanism is formed due to the fulcrum action of the first hinge rod 14, so that the other end of the first rod portion drives the first U-shaped portion to displace along the direction close to or away from the first fixing block 11.

Correspondingly, second movable block 22 is the Y type, it is including second pole portion and second U type portion, the opening of second U type portion is kept away from the setting of second pole portion, and is formed above-mentioned second and lead to the groove, the one end and the second U type portion of second pole portion are connected, the other end is articulated with the drive end of second transverse drive 23, specifically, second pole portion and second U type portion are located the coplanar, and integrated into one piece, through driving the displacement of second pole portion, and then drive the tip side that second U type portion supported tight chain link 5. Moreover, the middle part of the second rod part is connected to the second boss through the second hinge rod 24, and two ends of the second hinge rod 24 are respectively hinged to the middle part of the second rod part and the second boss, specifically, the second hinge rod 24 is provided with two parts and respectively located at two sides of the second boss. When the chain link 5 needs to be clamped, the second transverse driver 23 drives one end of the second rod portion to displace along the direction away from the second fixed block 21, and a lever mechanism is formed due to the fulcrum action of the second hinge rod 24, so that the other end of the second rod portion drives the second U-shaped portion to displace along the direction close to or away from the second fixed block 21.

By adopting the lever mechanism, when the clamping state is released, the first U-shaped part and the second U-shaped part can be displaced to a position lower than the clamping surface, so that the assembling and disassembling interference on the workpiece can be reduced, and the operation is convenient; moreover, the action track is small, the parts clamped by the lever mechanism can achieve the clamping effect, the interference to surrounding equipment can be reduced, and the purpose of saving space is achieved.

Wherein, first transverse drive 13 and second transverse drive 23 can set up to high power lever hydraulic cylinder, and its cylinder body adopts integrated into one piece, and the centre gripping dynamics improves with traditional product comparison, and the strong point position adopts integrated structure with the cylinder body, makes the volume more solid, has improved the high strength of centre gripping work piece.

Since the structures of the two ends of the chain link 5 are not completely consistent, the length of the first rod part is greater than that of the second rod part, and different thickness regions are used through different opening and closing distances, specifically, in the same chain link 5, the thickness of the first transverse clamping assembly is greater than that of the second transverse clamping assembly.

In some preferred schemes, the first through groove and the second through groove are both arc-shaped grooves, and the connecting holes of the chain links 5 are both circular and matched with the arc-shaped grooves in structure, so that when the connecting holes are machined, the arc-shaped grooves surround the outer sides of the connecting holes, which can be used as a reference and is beneficial to increasing the clamping area.

In some preferred schemes, be provided with first cushion 15 on the first fixed block 11, first cushion 15 is located the one side towards first movable block 12, and first cushion 15 is provided with two in addition, and is close to two outsides in the opening of first logical groove respectively, specifically, be provided with through-hole or the blind hole that is used for installing first cushion 15 on the first fixed block 11, first cushion 15 is flexible material, and protrusion in the setting of first fixed block 11, be favorable to promoting the toughness and the degree of agreeing with of connecting the installation.

Correspondingly, be provided with second cushion 25 on the second fixed block 21, second cushion 25 is located the one side towards second movable block 22, and second cushion 25 is provided with two, and is close to two outsides in the opening that the second led to the groove respectively, specifically, be provided with through-hole or the blind hole that is used for installing second cushion 25 on the second fixed block 21, second cushion 25 is flexible material, and protrusion in the setting of second fixed block 21, be favorable to promoting the toughness and the degree of agreeing with of connecting the installation.

In some preferred schemes, a first through hole penetrating along the transverse direction is arranged on the first movable block 12, wherein two first through holes are arranged and are respectively arranged close to two sides of the opening of the first through groove; correspondingly, the second movable block 22 is provided with two second through holes penetrating along the transverse direction, wherein the two second through holes are respectively arranged near two sides of the opening of the second through groove. Therefore, the first through hole and the second through hole can be internally provided with a cushion block or a bolt for abutting against the chain link 5, and the clamping tightness and the clamping adaptability are further improved.

In some preferred schemes, the longitudinal drive 32 is arranged as an angle cylinder, so that the time for clamping and releasing the workpiece is greatly reduced, because the hydraulic clamp is relied on, the hydraulic pressure realizes the automatic clamping and releasing of the workpiece, and an operator only needs to load and unload the workpiece. According to actual measurement and calculation, the time for clamping and releasing the workpiece by the automatic and semi-automatic clamp is reduced by 90 to 95 percent relative to that of a manual clamp; the positioning precision is high, and the repeatability of the clamping force ensures the positioning and clamping accuracy; the space is fully utilized as high as possible, and the space utilization rate of the clamp is improved. Because the standard hydraulic components are very compact in structure, the overall compactness of the hydraulic clamp is ensured, so that a set of clamp can simultaneously clamp a plurality of workpieces at one time, and simultaneously, the clamping and releasing of the workpieces can be controlled according to the design of the process flow and the sequence.

It should be noted that the terms "first," "second," and the like, as used herein, are not intended to limit the specific order, but merely to distinguish one element or function from another. The stated horizontal, vertical, up and down are indicated when the excavator chassis track link machining tool clamp is in a laying state as shown in figure 1.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the application comprise basic schemes of the schemes, are independent of each other and are not restricted to each other, but can be combined with each other under the condition of no conflict, so that multiple effects are achieved together.

While embodiments of the present application have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present application, and that changes, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. The excavator chassis track chain link machining tool clamp is characterized by comprising a base plate (4), a longitudinal clamping assembly arranged on the base plate (4), a first transverse clamping assembly and a second transverse clamping assembly, wherein the first transverse clamping assembly and the second transverse clamping assembly are positioned on two sides of the longitudinal clamping assembly;

the longitudinal clamping assembly comprises a longitudinal clamping head (31) with a first end capable of abutting against the side edge of the chain link (5) and a longitudinal drive (32) connected with the bottom plate (4), wherein the driving end of the longitudinal drive (32) is connected to a second end of the longitudinal clamping head (31) and can drive the longitudinal clamping head (31) to rotate and longitudinally displace by taking the second end as a shaft so as to enable the first end of the longitudinal clamping head (31) to be close to or far away from the chain link (5);

the first transverse clamping assembly comprises a first fixed block (11) and a first movable block (12) which are used for being clamped on two side faces of the end part of the chain link (5) respectively, and a first transverse drive (13) which is connected between the first fixed block (11) and the first movable block (12) and is used for driving the first movable block (12) to abut against the chain link (5) along the transverse direction, the first fixed block (11) is connected with the bottom plate (4), and first through grooves which penetrate along the longitudinal direction are formed in one sides, close to the longitudinal clamping assembly, of the first fixed block (11) and one side, close to the longitudinal clamping assembly, of the first movable block (12);

the second transverse clamping assembly comprises a second fixed block (21) and a second movable block (22) which are used for respectively clamping the two side faces of the end part of the chain link (5), and is connected with the second fixed block (21) and the second movable block (22) for driving the second movable block (22) to transversely abut against the second transverse driving part (23) of the chain link (5), the second fixed block (21) is connected with the bottom plate (4), and the second fixed block (21) and the second movable block (22) are close to one side of the longitudinal clamping assembly and are provided with a second through groove which penetrates along the longitudinal direction.

2. The excavator undercarriage track link processing tool clamp as claimed in claim 1, characterized in that the first fixed block (11) and the second fixed block (21) are respectively clamped on two side surfaces of the link (5), and the first movable block (12) and the second movable block (22) are respectively clamped on two side surfaces of the link (5).

3. The excavator chassis track link machining tool clamp as claimed in claim 2, characterized in that one side of the first fixed block (11) facing the first movable block (12) is provided with a first boss, and the first transverse drive (13) and the first through groove are distributed on two sides of the first boss; the second transverse driving device (23) is provided with a second boss extending towards the second movable block (22) at a position close to the first boss, and an adjusting bolt is arranged on one side of the first boss facing the second boss.

4. The excavator undercarriage track link machining tool clamp of claim 3, characterized in that the first and second lateral clamping assemblies are displaceably connected to the base plate (4) in a direction towards and away from each other.

5. The excavator chassis track link machining tool clamp as claimed in claim 3, wherein the first movable block (12) comprises a first rod portion and a first U-shaped portion, an opening of the first U-shaped portion is arranged away from the first rod portion and forms a first through groove, one end of the first rod portion is connected with the first U-shaped portion, the other end of the first rod portion is hinged to a driving end of the first transverse drive (13), the middle of the first rod portion is connected to the first boss through a first hinge rod (14), and two ends of the first hinge rod (14) are respectively hinged to the middle of the first rod portion and the first boss;

the second movable block (22) is including second pole portion and second U type portion, the opening of second U type portion is kept away from second pole portion sets up and forms the second leads to the groove, the one end of second pole portion with second U type portion is connected, the other end with the drive end of second transverse drive (23) is articulated, just the middle part of second pole portion is passed through second articulated rod (24) and is connected on the second boss, the both ends of second articulated rod (24) articulate respectively second pole portion with on the second boss.

6. The excavator undercarriage track link machining tool clamp of claim 5 wherein the first rod portion has a length greater than the length of the second rod portion.

7. The excavator undercarriage track link machining tool clamp of claim 1 wherein the first through slot and the second through slot are both configured as circular arc shaped slots.

8. The excavator chassis track link machining tool clamp as claimed in claim 1, characterized in that a first cushion block (15) is arranged on one side of the first fixed block (11) facing the first movable block (12), and the first cushion block (15) is close to the opening outer side of the first through groove; a second cushion block (25) is arranged on one side, facing the second movable block (22), of the second fixed block (21), and the second cushion block (25) is close to the outer side of the opening of the second through groove.

9. The excavator chassis track link machining tool clamp as claimed in claim 1, wherein the first movable block (12) is provided with first through holes which penetrate along the transverse direction and are close to two sides of the opening of the first through groove; and second through holes which penetrate along the transverse direction are arranged on the second movable block (22) close to the two sides of the opening of the second through groove.

10. The excavator undercarriage track link machining tool clamp of claim 1 wherein the longitudinal drive (32) is provided as an angle cylinder.

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