CN215617937U - Burr trimming device for drum casting - Google Patents

Abstract

A device for trimming the rough edge of a reel casting comprises a rack, a rotating seat, a rotating disk, a telescopic rod, a push rod and a rotating mechanism; the machine frame comprises a workbench, a support frame, a support plate, a base and 4 vibration absorbers, wherein the workbench is horizontally fixed at the top of the support frame, the support plate is horizontally fixed in the middle of the support frame, the base is horizontally fixed at the bottom of the support plate, the workbench, the support plate and the base are arranged in parallel, the base is of a rectangular box structure, and the four corners of the bottom of the base are respectively provided with the 4 vibration absorbers; the top of the supporting plate is provided with a rotating seat, a telescopic rod is arranged between the rotating seat and the rotating disk, and the workbench is provided with a rotating hole for the rotating disk to pass through. The device for trimming the rough edge of the drum casting has the advantages of reasonable structural design, good overall stability, vibration and noise reduction, high movement flexibility, convenience in operation, reduction of time waste caused by bending or lowering heads of workers, high working efficiency and wide application prospect.

Description

Burr trimming device for drum casting

Technical Field

The utility model relates to the technical field of a rough edge trimming device, in particular to a rough edge trimming device for a drum casting.

Background

The winding drum is mainly used for being arranged on a winch and used for winding and unwinding a steel wire rope. The mandrel is a metal molding obtained by a casting method, i.e., a mandrel casting is obtained by pouring, injecting, sucking or other casting methods into a prepared casting mold with a smelted liquid metal. After the roll casting is formed, burrs are left around the roll casting, and these burrs must be removed before the roll product can flow into the next process.

Most of the burr trimming devices in the prior art place the drum casting on a working table, and rotate the drum casting to remove burrs. However, once the position of the rough edge of the drum casting to be removed is close to the working table, the rough edge needs to be better removed by bending down or lowering the head, so that the labor intensity of workers is increased, time waste is caused, and the working efficiency is affected. If one end of the roll casting can be lifted, the position of the rough edge to be removed is lifted, and the rough edge can be easily removed. In addition, the roll casting is bulky, heavy, has poor mobility, and is noisy, vibrating and unstable in operation. Therefore, it is necessary to develop a trimming device for a roll casting to solve the above technical problems.

Chinese patent application No. CN201822176594.8 discloses a semi-automatic burr trimming tool, which aims to solve the problem of the risk of scratching fingers, and does not solve the problems of low working efficiency, poor moving flexibility, large noise and severe vibration of the burr trimming device.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects, the utility model aims to provide the device for trimming the rough edge of the drum casting, which has the advantages of reasonable structural design, good overall stability, vibration and noise reduction, high movement flexibility, convenience in operation, reduction of time waste caused by bending or lowering heads of workers, high working efficiency and wide application prospect.

The technical scheme is as follows: a device for trimming the rough edge of a reel casting comprises a rack, a rotating seat, a rotating disk, a telescopic rod, a push rod and a rotating mechanism; the machine frame comprises a workbench, a support frame, a support plate, a base and 4 vibration absorbers, wherein the workbench is horizontally fixed at the top of the support frame, the support plate is horizontally fixed in the middle of the support frame, the base is horizontally fixed at the bottom of the support plate, the workbench, the support plate and the base are arranged in parallel, the base is of a rectangular box structure, and the four corners of the bottom of the base are respectively provided with the 4 vibration absorbers; the utility model discloses a roll casting machine, including the backup pad, the backup pad top is provided with the rotary disk, be provided with the telescopic link between roating seat and the rotary disk, the workstation is offered the rotatory hole that is used for the rotary disk to pass through, the backup pad is provided with the push rod along the position that its length direction is close to the right-hand member, the one end that the backup pad was kept away from to the push rod is provided with the ejector pad that is used for a roll casting tip to promote the push hole that the ejector pad passed has been seted up to the workstation, the one end that the push hole was kept away from to the workstation is provided with and is used for roll casting other end pivoted rotary mechanism, forms roll casting one end and is pushed up the structure of the back other end roll casting bulk movement of being convenient for under rotary mechanism's effect by the push rod.

The burr trimming device for the drum casting is reasonable in structural design and good in overall stability, vibration dampers are installed at four corners of the bottom of the base to serve as vibration reduction devices, so that the transmission of vibration is weakened, and the problems of high noise, severe vibration and unstable operation of the burr trimming device in the operation process caused by environmental vibration, rotating disc operation vibration, artificial shaking and the like are solved; the push rod capable of lifting one end of the drum casting is arranged at the right end of the workbench, and the fixing plate for downwards rotating the other end of the drum casting is arranged at the other end of the workbench, so that burrs of the drum casting close to the workbench surface of the workbench can be easily removed, and time waste caused by bending over or lowering heads of workers is reduced; set up the telescopic link between roating seat and rotary disk, offer the rotatory hole that is used for the rotary disk to pass on the workstation, rotary disk and workstation upper surface parallel and level can realize that the reel foundry goods does not influence the rotation on vertical face when the switching-over.

Further, the device for trimming the rough edge of the reel casting further comprises a control cabinet; the vibration absorber comprises a support, a mass block, a first metal wire mesh rubber, a second metal wire mesh rubber, a screw and a nut; the support, the first wire mesh rubber, the mass block and the second wire mesh rubber are sequentially arranged from bottom to top; the screw penetrates through the support, the first metal mesh rubber, the mass block, the second metal mesh rubber and the base bottom plate, and a nut is arranged above the screw.

Further, in the above device for trimming the rough edge of the drum casting, the first protective shell is arranged at the upper end and the lower end of the first metal wire mesh rubber; the upper end and the lower end of the second metal wire mesh rubber are provided with a second protective shell; and a gasket is arranged at the joint of the screw and the bracket.

The vibration absorber is composed of a support, a mass block, a protective shell, a bolt, a nut, a pair of wire mesh rubbers and the like. The support is used for connecting and fixing other components of the vibration absorber, the protective shell can provide supporting and protecting effects for the first metal mesh rubber and the second metal mesh rubber, the first metal mesh rubber and the second metal mesh rubber are organically combined into a whole, the bolt penetrates through the vibration absorbing mechanism, and the relative pre-tightening amount of the first metal mesh rubber and the second metal mesh rubber can be controlled by adjusting the bolt and the nut. The vibration absorber is of a symmetrical structure, bidirectional vibration absorption in the axial direction can be achieved through the vibration absorber, when the first metal wire mesh rubber and the second metal wire mesh rubber are excited by external vibration and the vibration absorption mechanism has a certain pre-tightening amount in working, the first metal wire mesh rubber and the second metal wire mesh rubber on the upper layer and the lower layer bear pressure, so that the vibration absorber can bear periodic tension and compression loads, the overall stability of the rough edge trimming device of the drum casting is improved, and the problems that the rough edge trimming device of the drum casting is large in noise, severe in vibration and unstable in operation in the operation process are solved.

Further, foretell reel foundry goods repair hair limit device, rotary mechanism includes fixed plate, fixed column, rotary rod, the workstation is offered and is used for the fixed plate to rotate the time rectangular hole that passes through, the fixed plate is L type structure, fixed plate one end be located the rectangular hole and with the workstation parallel and level, be provided with on the workstation rather than vertically fixed column, the fixed column has two and sets up about the central line symmetry of workstation length direction, the position that is close to two fixed columns on the fixed plate is provided with the rotary rod, two be provided with in the fixed column with rotary rod interference fit's bearing.

Furthermore, the device for trimming the rough edge of the reel casting also comprises a reset mechanism; the reset mechanism comprises a clamping ring and a compression spring, the clamping ring is arranged on the top of the supporting plate, the compression spring is fixed in the clamping ring, an annular groove used for fixing one end part of the compression spring is formed in the fixing plate, and a structure which can automatically reset under the action of the compression spring after the reel casting rotates and releases the thrust of the push rod is formed.

Further, foretell reel foundry goods repair hair limit device, be provided with the slide that is used for the fixed column to remove on the workstation, the slide sets up along workstation length direction, the one end that the fixed column is located the slide is provided with the slide rather than the cooperation use, the both sides wall of slide is provided with the roller that is used for reducing friction, the slide bottom is provided with the draw-in groove, the draw-in groove has a plurality of and the interval is even between every draw-in groove, be provided with the fixed orifices that runs through its thickness direction on the slide, form the pin and pass the fixed orifices and put into the fixed column rigidity's structure behind the draw-in groove.

Through setting up the slide, the position of fixed column can remove, is applicable to not unidimensional reel foundry goods, and the range of application is wider.

Further, the frame of the above-mentioned device for trimming the rough edge of the roll casting further comprises a moving mechanism, and the moving mechanism is located outside the shock absorber; the moving mechanism comprises a roller cavity formed in the base and a roller lifting motor located at the top of the roller cavity, the roller lifting motor is fixedly mounted on the base, a roller lifting shaft below the roller lifting motor extends into the roller cavity, and a roller is connected below the roller lifting shaft.

By installing the telescopic roller on the base, when the trimming device needs to be static, the roller can retract into the roller cavity; when the trimming device needs to be moved, the idler wheels can be released, so that the trimming device can be easily moved, the problem that the trimming device is inconvenient to move is solved, and various conditions can be conveniently dealt with.

Furthermore, the moving mechanism of the above-mentioned device for trimming the rough edge of the drum casting further comprises a control switch, and the roller lifting motor is electrically connected with the control switch.

The telescopic of the roller can be flexibly controlled by controlling the switch.

The utility model has the beneficial effects that:

(1) the burr trimming device for the drum casting is reasonable in structural design and good in overall stability, vibration dampers are installed at four corners of the bottom of the base to serve as vibration reduction devices, so that the transmission of vibration is weakened, and the problems of high noise, severe vibration and unstable operation of the burr trimming device in the operation process caused by environmental vibration, rotating disc operation vibration, artificial shaking and the like are solved;

(2) according to the device for trimming the rough edge of the drum casting, the telescopic roller is arranged on the base, and when the device for trimming the rough edge needs to be static, the roller can retract into the roller cavity; when the trimming device needs to move, the roller can be released, so that the trimming device can be easily moved, the problem that the trimming device is inconvenient to move is solved, and various conditions can be conveniently dealt with;

(3) convenient operation can lift up a reel foundry goods tip push rod through setting up at the workstation right-hand member, and sets up the fixed plate that is used for the reel foundry goods other end downwardly rotating at the other end of workstation, can easily get rid of the deckle edge that the reel foundry goods is close to the workstation mesa, reduces the workman and bends or the waste in the time that the bow brought, and application prospect is extensive.

Drawings

FIG. 1 is a front view of a device for trimming the edges of a roll casting according to the present invention;

FIG. 2 is a top view of a deburring device for a barrel casting according to the present invention;

FIG. 3 is an enlarged view at A of FIG. 2 of the apparatus for trimming the feathered edges of the roll casting of the present invention;

FIG. 4 is a partial cross-sectional view of the base of the apparatus for trimming the feathered edges of the roll casting of the present invention;

FIG. 5 is a schematic structural diagram of a shock absorber of the device for trimming the rough edge of the drum casting according to the present invention;

in the figure: the device comprises a machine frame 1, a workbench 11, a rotating hole 111, a pushing hole 112, a rectangular hole 113, a slide way 114, a sliding seat 1141, a fixing hole 1142, a roller 115, a clamping groove 116, a support frame 12, a support plate 13, a base 14, a vibration damper 15, a support 151, a mass block 152, a first wire mesh rubber 153, a second wire mesh rubber 154, a screw 155, a nut 156, a first protective shell 157, a second protective shell 158, a gasket 159, a moving mechanism 16, a roller cavity 161, a roller lifting motor 162, a roller lifting shaft 163, a roller 164, a control switch 165, a rotating seat 2, a rotating disk 4, a telescopic rod 5, a push rod 6, a pushing block 61, a rotating mechanism 7, a fixing plate 71, a ring groove 711, a fixing column 72, a rotating rod 73, a resetting mechanism 8, a clamping ring 81 and a compression spring 82.

Detailed Description

The utility model will be further elucidated with reference to the accompanying figures 1-5 and specific examples.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The device for trimming the rough edge of the drum casting with the structure shown in fig. 1, 2 and 3 comprises a frame 1, a rotating seat 2, a rotating disk 4, an expansion link 5, a push rod 6 and a rotating mechanism 7; the rack 1 comprises a workbench 11, a support frame 12, a support plate 13, a base 14 and 4 vibration dampers 15, wherein the workbench 11 is horizontally fixed at the top of the support frame 12, the support plate 13 is horizontally fixed at the middle part of the support frame 12, the base 14 is horizontally fixed at the bottom of the support plate 13, the workbench 11, the support plate 13 and the base 14 are arranged in parallel, the base 14 is of a rectangular box structure, and the four corners at the bottom of the base 14 are respectively provided with the 4 vibration dampers 15; the utility model discloses a reel casting device, including backup pad 13, telescopic link 5, workstation 11, push rod 6, push rod 61, push rod 6, push rod 13, push rod 112, backup pad 13, supporting plate 13, the one end of keeping away from, and the structure of being convenient for reel casting moving entirely under rotary mechanism's 7 effect is played the back other end by push rod 6 to formation reel casting one end, backup pad 13 is provided with push rod 6 along the position that its length direction is close to the right-hand member, the one end that backup pad 13 was kept away from to push rod 6 is provided with the ejector pad 61 that is used for a reel casting tip to promote, workstation 11 is seted up and is used for ejector pad 61 to pass, the one end that push rod 11 was kept away from push rod 112 is provided with and is used for reel casting other end pivoted rotary mechanism 7.

In addition, as shown in fig. 4 and 5, the damper 15 includes a bracket 151, a mass 152, a first wire mesh rubber 153, a second wire mesh rubber 154, a screw 155, and a nut 156; the bracket 151, the first wire mesh rubber 153, the mass block 152 and the second wire mesh rubber 154 are sequentially arranged from bottom to top; the screw 155 penetrates through the bracket 151, the first wire mesh rubber 153, the mass block 152, the second wire mesh rubber 154 and the bottom plate of the base 14, and a nut 156 is arranged above the screw 155.

Wherein, the upper end and the lower end of the first wire mesh rubber 153 are provided with a first protective shell 157; a second protective shell 158 is arranged at the upper end and the lower end of the second wire mesh rubber 154; a gasket 159 is arranged at the joint of the screw 155 and the bracket 151.

Further, as shown in fig. 1, 2, and 3, the rotating mechanism 7 includes a fixed plate 71, fixed columns 72, and a rotating rod 73, the workbench 11 is provided with a rectangular hole 113 for the fixed plate 71 to pass through when rotating, the fixed plate 71 is an L-shaped structure, one end of the fixed plate 71 is located in the rectangular hole 113 and is flush with the workbench 11, the workbench 11 is provided with the fixed columns 72 perpendicular thereto, two of the fixed columns 72 are symmetrically arranged about a center line of the workbench 11 in the length direction, the positions of the fixed plate 71 close to the two fixed columns 72 are provided with the rotating rod 73, and bearings in interference fit with the rotating rod 73 are provided in the two fixed columns 72.

Further, a reset mechanism 8 is also included; reset mechanism 8 includes snap ring 81, compression spring 82, be provided with snap ring 81 on the backup pad 13 top, the snap ring 81 internal fixation has compression spring 82, be provided with the annular 711 that is used for fixing a compression spring 82 tip on the fixed plate 71, form the rotatory and automatic re-setting's under compression spring 82's effect structure behind the thrust of relieving push rod 6 of the reel foundry goods.

In addition, a slide track 114 for moving the fixed column 72 is arranged on the workbench 11, the slide track 114 is arranged along the length direction of the workbench 11, a slide seat 1141 matched with the fixed column 72 for use is arranged at one end, located at the slide track 114, of the fixed column 72, roller rollers 115 for reducing friction are arranged on two side walls of the slide track 114, clamping grooves 116 are arranged at the bottom of the slide track 115, the clamping grooves 116 are provided with a plurality of clamping grooves 116, the interval between each clamping groove 116 is uniform, a fixing hole 1142 penetrating through the thickness direction of the slide seat 1141 is arranged on the slide seat 1141, and a structure for fixing the position of the fixed column 72 after the pin penetrates through the fixing hole 1142 and is placed in the clamping groove 116 is formed.

Further, as shown in fig. 4 and 5, the frame 1 further includes a moving mechanism 16, and the moving mechanism 11 is located outside the shock absorber 15; the moving mechanism 16 includes a roller cavity 161 formed in the base 14 and a roller lifting motor 162 located at the top of the roller cavity 161, the roller lifting motor 162 is fixedly installed on the base 14, a roller lifting shaft 163 below the roller lifting motor 162 extends into the roller cavity 161, and a roller 164 is connected below the roller lifting shaft 163. The moving mechanism 16 further includes a control switch 165, and the roller lifting motor 162 is electrically connected to the control switch 165.

Examples

Based on the above structural basis, as shown in fig. 1-5.

The burr trimming device for the drum casting is reasonable in structural design and good in overall stability, vibration dampers 15 are installed at four corners of the bottom of the base 14 to serve as vibration dampers, so that the transmission of vibration is weakened, and the problems of high noise, severe vibration and unstable operation of the burr trimming device in the operation process caused by environmental vibration, rotation vibration of the rotating disc 4, artificial shaking and the like are solved; the push rod 6 capable of lifting one end of the drum casting is arranged at the right end of the workbench 11, and the fixing plate 71 for downwards rotating the other end of the drum casting is arranged at the other end of the workbench 11, so that burrs of the drum casting close to the table top of the workbench 11 can be easily removed, and time waste caused by bending over or lowering heads of workers is reduced; set up telescopic link 5 between roating seat 2 and rotary disk 4, offer the rotatory hole 111 that is used for rotary disk 4 to pass on the workstation 11, rotary disk 4 and 11 upper surface levels of workstation can realize that the barrel casing does not influence the rotation on vertical face when the switching-over.

The damper 15 is composed of a bracket 151, a mass 152, a first protective shell 157, a second protective shell 158, a screw 155, a nut 156, a pair of first wire mesh rubbers 153, a pair of second wire mesh rubbers 154, and the like. The support 151 is used for connecting and fixing other components of the shock absorber 15, the first protective shell 157 and the second protective shell 158 can support and protect the first wire mesh rubber 153 and the second wire mesh rubber 154, the first wire mesh rubber 153 and the second wire mesh rubber 154 are organically combined into a whole, the screw 155 penetrates through the shock absorber 15, and the relative pre-tightening amount of the first wire mesh rubber 153 and the second wire mesh rubber 154 can be controlled by adjusting the screw 155 and the nut 156. The shock absorber 15 is of a symmetrical structure, so that the shock absorber 15 can realize bidirectional shock absorption in the axial direction, when the first wire mesh rubber 153 and the second wire mesh rubber 154 are excited by external vibration during working and the shock absorber 15 has a certain pre-tightening amount, the first wire mesh rubber 153 and the second wire mesh rubber 154 on the upper layer and the lower layer bear pressure, so that the shock absorber 15 can bear periodic tension and compression loads, the overall stability of the rough edge trimming device of the roll casting is improved, and the problems of large noise, severe vibration and unstable operation of the rough edge trimming device of the roll casting in the operation process are solved.

Further, through setting up slide 114, the position of fixed column 73 can remove, is applicable to the reel casting of different sizes, and the range of application is wider.

Further, by mounting the retractable roller 164 on the base 14, the roller 164 can be retracted into the roller cavity 161 when the trimming device needs to be stationary; when the trimming device needs to be moved, the roller 164 can be released, so that the trimming device can be easily moved, the problem that the trimming device is inconvenient to move is solved, and various conditions can be conveniently dealt with. The expansion and contraction of the roller 164 can be flexibly controlled by controlling the switch 165.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination between the embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the idea of the present invention.

Claims (8)

1. A device for trimming the rough edge of a drum casting is characterized by comprising a rack (1), a rotating seat (2), a rotating disc (4), an expansion link (5), a push rod (6) and a rotating mechanism (7); the rack (1) comprises a workbench (11), a support frame (12), a support plate (13), a base (14) and 4 vibration dampers (15), wherein the workbench (11) is horizontally fixed at the top of the support frame (12), the support plate (13) is horizontally fixed in the middle of the support frame (12), the base (14) is horizontally fixed at the bottom of the support plate (13), the workbench (11), the support plate (13) and the base (14) are arranged in parallel, the base (14) is of a rectangular box structure, and the four corners of the bottom of the base (14) are respectively provided with the 4 vibration dampers (15); a rotating seat (2) is arranged at the top of the supporting plate (13), a telescopic rod (5) is arranged between the rotating seat (2) and the rotating disc (4), the workbench (11) is provided with a rotating hole (111) for the rotating disc (4) to pass through, a push rod (6) is arranged at the position of the supporting plate (13) close to the right end along the length direction, one end of the push rod (6) far away from the support plate (13) is provided with a push block (61) used for pushing one end part of the roll casting, the workbench (11) is provided with a push hole (112) for the push block (61) to pass through, one end of the workbench (11) far away from the push hole (112) is provided with a rotating mechanism (7) for rotating the other end of the reel casting, so that a structure is formed, wherein one end of the reel casting is pushed up by the push rod (6), and the other end of the reel casting is convenient for moving integrally under the action of the rotating mechanism (7).

2. The apparatus of claim 1, wherein the vibration damper (15) comprises a bracket (151), a mass (152), a first wire mesh rubber (153), a second wire mesh rubber (154), a screw (155), a nut (156); the support (151), the first wire mesh rubber (153), the mass block (152) and the second wire mesh rubber (154) are sequentially arranged from bottom to top; the screw (155) penetrates through the support (151), the first wire mesh rubber (153), the mass block (152), the second wire mesh rubber (154) and the base plate of the base (14), and a nut (156) is arranged above the screw (155).

3. The apparatus for trimming the rough edge of the roll casting according to claim 2, wherein the first wire mesh rubber (153) is provided with a first protective shell (157) at the upper and lower ends; a second protective shell (158) is arranged at the upper end and the lower end of the second wire mesh rubber (154); and a gasket (159) is arranged at the joint of the screw (155) and the bracket (151).

4. The device for trimming the rough edge of the drum casting according to claim 1, wherein the rotating mechanism (7) comprises a fixed plate (71), fixed columns (72) and a rotating rod (73), the workbench (11) is provided with a rectangular hole (113) for the fixed plate (71) to pass through when rotating, the fixed plate (71) is of an L-shaped structure, one end of the fixed plate (71) is located in the rectangular hole (113) and is flush with the workbench (11), the workbench (11) is provided with the fixed columns (72) perpendicular to the fixed column, the fixed columns (72) are arranged symmetrically with respect to a center line of the workbench (11) in the length direction, the rotating rod (73) is arranged on the fixed plate (71) at a position close to the two fixed columns (72), and bearings in interference fit with the rotating rod (73) are arranged in the two fixed columns (72).

5. The apparatus for trimming the rough edge of a roll casting according to claim 3, further comprising a return mechanism (8); canceling release mechanical system (8) are including snap ring (81), compression spring (82), be provided with snap ring (81) on backup pad (13) top, snap ring (81) internal fixation has compression spring (82), be provided with annular (711) that are used for fixed compression spring (82) a tip on fixed plate (71), form the rotatory structure that just relieves automatic re-setting under compression spring (82) behind the thrust of push rod (6) of reel foundry goods.

6. The device for trimming the rough edge of the drum casting according to claim 3, wherein a slide way (114) for moving a fixing column (72) is arranged on the workbench (11), the slide way (114) is arranged along the length direction of the workbench (11), a slide seat (1141) matched with the fixing column (72) is arranged at one end, located on the slide way (114), of the fixing column (72), rollers (115) for reducing friction are arranged on two side walls of the slide way (114), clamping grooves (116) are arranged at the bottom of the slide way (115), a plurality of clamping grooves (116) are arranged, intervals among the clamping grooves (116) are uniform, fixing holes (1142) penetrating through the slide seat (1141) in the thickness direction are formed, and a structure for fixing the position of the fixing column (72) after a pin penetrates through the fixing holes (1142) and is placed into the clamping grooves (116) is formed.

7. The apparatus for trimming the rough edge of a barrel casting according to claim 1, wherein the frame (1) further comprises a moving mechanism (16), the moving mechanism (11) being located outside a shock absorber (15); the moving mechanism (16) comprises a roller cavity (161) formed in the base (14) and a roller lifting motor (162) located at the top of the roller cavity (161), the roller lifting motor (162) is fixedly installed on the base (14), a roller lifting shaft (163) below the roller lifting motor (162) extends into the roller cavity (161), and a roller (164) is connected below the roller lifting shaft (163).

8. The apparatus for trimming the rough edge of the roll casting according to claim 7, wherein the moving mechanism (16) further comprises a control switch (165), and the roller lifting motor (162) is electrically connected with the control switch (165).

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