Polishing clamp convenient to operate after shaft rod welding

Abstract

The utility model discloses a convenient-to-operate fixture for polishing a shaft rod after welding, and relates to the technical field of processing fixtures, the fixture comprises an abrasive belt polisher, fixture mechanisms are arranged at two ends of the abrasive belt polisher, each fixture mechanism comprises two clamping seats, and the two clamping seats are oppositely distributed up and down; arc-shaped grooves are formed in the ends, close to each other, of the clamping bases, the two arranged clamp mechanisms can clamp the two ends of shaft rods of different sizes, the sliding barrels slide backwards on the supporting rods so that the welding points of the shaft rods can be close to the abrasive belt grinding machine, and a worker can rotate from the ends, penetrating through the clamping bases, of the shaft rods; therefore, the abrasive belt grinding machine can stably, uniformly and safely grind welding points of the abrasive belt grinding machine, and the limiting type clamp can solve the problems that grinding is unstable and uniform due to the fact that a workpiece is held by hand, and certain potential safety hazards exist in the grinding process.

Description

TECHNICAL FIELD

[0001] The utility model relates to processing fixture technical field, especially in a kind of shaft post-welding polishing clamp of convenient operation. BACKGROUND

[0002] Some shafts of rod piece are needed to polish the outer wall after a series of processing steps are completed, since the polishing mode of some small batch, short section post-welding shaft is relatively simple, it is usually used with sand belt polisher in handheld mode.

[0003] The inventor found that the problems in the prior art have not been well solved in the process of implementing the scheme: although the handheld + sand belt polisher mode can simply complete the polishing work at welding point, since the handheld force is uneven and unstable, it can cause different stress points at polishing place, easily cause over-polishing problem, and the handheld mode has poor safety, and staff can easily touch sand belt when handheld shaft piece is processed, thereby causing unnecessary safety hazard. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a kind of shaft post-welding polishing clamp of convenient operation, which can effectively solve the problems in the background art.

[0005] To achieve the above object, the technical scheme adopted by the utility model is as follows:

[0006] A kind of shaft post-welding polishing clamp of convenient operation, including sand belt polisher, the both ends of sand belt polisher are equipped with clamp mechanism, the clamp mechanism includes clamping seat, the number of clamping seat is two, and it is distributed oppositely up and down, the end of clamping seat close to each other is excavated with arc-shaped groove, the inside both ends of arc-shaped groove are provided with rotating roller, the bottom of the side of clamping seat close to sand belt polisher below is fixed with three bottom plates, the bottom plate on both ends is all fixed with slide rod, the middle bottom plate is rotatably connected with adjusting screw, the position of the slide rod and adjusting screw of the clamping seat above is respectively fixed with sleeve, the end of the clamping seat below away from sand belt polisher is fixed with slide cylinder, the position of slide cylinder is all equipped with support rod, the rear end of support rod is all fixed with side plate, the bottom of side plate is all fixed with fixed seat, handle is equipped below between two clamp mechanisms, the top of handle both ends is respectively fixed with the bottom of the clamping seat below two clamp mechanisms.

[0007] Preferably, the rotating roller is rotatably connected in the inside of arc-shaped groove.

[0008] Preferably, the slide rod is slidably connected after penetrating sleeve.

[0009] Preferably, the inner wall of the sleeve located at the position of the adjusting screw is provided with a threaded groove, and the sleeve is connected with the adjusting screw through the threaded groove.

[0010] Preferably, the support rods are respectively connected with the sliding tubes through sliding.

[0011] Preferably, the outer wall of the support rod is provided with a spring, and the two ends of the spring are respectively fixedly connected with the side plate and the side of the sliding tube close to the side plate.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] The two clamp mechanisms can clamp the two ends of the shaft with different sizes, and the shaft welding point is close to the abrasive belt grinding machine through the backward sliding of the sliding tube on the support rod, the staff can rotate the end of the shaft through the clamping seat, so that the abrasive belt grinding machine can stably, uniformly and safely polish the welding point, and the limiting type clamp can avoid the problems of unstable polishing, uneven polishing and safety hidden trouble during polishing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is one side structure schematic view of the utility model discloses a kind of shaft rod welding post-polishing clamp of convenient operation;

[0015] Figure 2 It is another side structure schematic view of the utility model discloses a kind of shaft rod welding post-polishing clamp of convenient operation;

[0016] Figure 3 It is clamp mechanism structure schematic view of the utility model discloses a kind of shaft rod welding post-polishing clamp of convenient operation;

[0017] Figure 4 It is the enlarged structure schematic view of place A of the utility model discloses a kind of shaft rod welding post-polishing clamp of convenient operation.

[0018] In the drawing: 1, abrasive belt grinding machine;2, clamp mechanism;21, clamping seat;22, sleeve;23, bottom plate;24, sliding rod;25, adjusting screw;26, sliding tube;27, arc-shaped groove;28, rotating roller;3, handle;4, fixed seat;5, side plate;6, support rod;7, spring. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] For example, Figures 1-4As shown, a kind of shaft rod welding post-polishing clamp of convenient operation includes abrasive belt sander 1, both ends of abrasive belt sander 1 are equipped with clamp mechanism 2, clamp mechanism 2 includes clamping seat 21, the number of clamping seat 21 is two, and it is distributed oppositely up and down, the end of clamping seat 21 close to each other is carved with arc-shaped groove 27, the inside both ends of arc-shaped groove 27 are provided with rotating roller 28, the bottom of the side of lower clamping seat 21 close to abrasive belt sander 1 is fixed with three bottom plates 23, the bottom plate 23 on both ends is fixed with slide rod 24, the middle bottom plate 23 is rotatably connected with adjusting screw 25, the position of upper clamping seat 21 located slide rod 24 and adjusting screw 25 is respectively fixed with sleeve 22, the end of lower clamping seat 21 away from abrasive belt sander 1 is fixed with slide cylinder 26, the position of slide cylinder 26 is equipped with support rod 6, the rear end of support rod 6 is fixed with side plate 5, the bottom of side plate 5 is fixed with fixed seat 4, the lower side between two clamp mechanisms 2 is equipped with handle 3, the top of handle 3 both ends is respectively fixed with the bottom of the clamping seat 21 below two clamp mechanisms 2.

[0021] Specifically, rotating roller 28 is rotatably connected in the inside of arc-shaped groove 27, so that it is convenient to rotate shaft rod when polishing.

[0022] Specifically, slide rod 24 is slidably connected with sleeve 22 after being penetrated, so that the lifting of upper clamping seat 21 has perpendicularity.

[0023] Specifically, the inner wall of sleeve 22 located the position of adjusting screw 25 is carved with thread groove, and the sleeve 22 is threadedly connected with adjusting screw 25 after being penetrated, so that upper clamping seat 21 can be vertically lifted after adjusting screw 25 is rotated.

[0024] Specifically, support rod 6 is slidably connected with position-matched slide cylinder 26 after being penetrated, so that the front and back movement of clamp mechanism 2 has horizontality.

[0025] Specifically, the outer wall of support rod 6 is sleeved with spring 7, and the both ends of spring 7 are fixedly connected with the side close to side plate 5 and slide cylinder 26.

[0026] Working principle: the two clamping mechanisms 2 can clamp the two ends of the shaft with different sizes, the two ends of the shaft are respectively placed between the two clamping seats 21 of the two clamping mechanisms 2, the rotation of the adjusting screw 25 drives the upper clamping seat 21 to descend through the sleeve 22 and the sliding of the slide rod 24, so that the two clamping seats 21 of the two clamping mechanisms 2 can clamp the two ends of the shaft, the sand belt grinder 1 works, the sand belt rotates, holds the handle 3 and approaches the position of the sand belt, until the welding position of the shaft is in contact with the sand belt and performs the grinding work, then the worker can rotate from the end of the shaft passing through the clamping seat 21, because the outer walls of the two ends of the shaft are respectively in contact with the rotating rollers 28 in the arc-shaped grooves 27, the rotating rollers 28 rotate in the arc-shaped grooves 27, so that the shaft can rotate under the manual force, so that the sand belt grinder 1 can stably, uniformly and safely polish the welding point, and the problems of unstable polishing, uniform polishing and certain safety risks during polishing caused by holding the workpiece are avoided.

[0027] The sand belt grinder 1 is a local style, and all the structures of the sand belt grinder 1 are existing technologies, which are mature and will not be described in detail in the application; the fixed seat 4 is installed at both ends of the sand belt grinder 1 through bolts and other fixing components, so as to provide stability during use.

[0028] The circuit, electronic components and control module are all existing technologies, and those skilled in the art can realize them without further description, and the content protected by the utility model does not involve improvement of software and methods.

[0029] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A clamping device for post-weld grinding of shafts, which is easy to operate, comprising a belt sander (1), characterized in that: Both ends of the sand belt polisher (1) are provided with clamp mechanisms (2), the clamp mechanisms (2) include clamping seats (21), the number of the clamping seats (21) is two, and the clamping seats (21) are oppositely distributed, one end of the clamping seat (21) is drilled with an arc-shaped groove (27), both ends of the arc-shaped groove (27) are provided with rotating rollers (28), the bottom of the clamping seat (21) near the side of the sand belt polisher (1) is fixed with three bottom plates (23), the bottom plates (23) at both ends are fixed with sliding rods (24), the middle bottom plate (23) is rotatably connected with an adjusting screw (25), the clamping seat (21) at the upper side is fixed with sleeves (22) at the positions of the sliding rods (24) and the adjusting screw (25), one end of the clamping seat (21) at the lower side away from the sand belt polisher (1) is fixed with a sliding cylinder (26), the positions of the sliding cylinder (26) are provided with supporting rods (6), the rear ends of the supporting rods (6) are fixed with side plates (5), the bottom of the side plate (5) is fixed with a fixing seat (4), the lower side between the two clamp mechanisms (2) is provided with a handle (3), and the top of the handle (3) is fixed with the clamping seat (21) at the bottom of the two clamp mechanisms (2).

2. A fixture for post-weld grinding of a shaft, according to claim 1, characterized in that: The rotating rollers (28) are rotatably connected in the arc-shaped grooves (27).

3. A fixture for post-weld grinding of a shaft, according to claim 1, wherein: The sliding rods (24) are slidably connected with the sleeves (22).

4. A fixture for post-weld grinding of a shaft, according to claim 1, wherein: The inner wall of the sleeve (22) at the position of the adjusting screw (25) is drilled with a threaded groove, and the sleeve (22) is threadedly connected with the adjusting screw (25) after penetrating the threaded groove.

5. A fixture for post-weld grinding of a shaft, according to claim 1, wherein: The supporting rods (6) are slidably connected with the position-matched sliding cylinders (26) after penetrating the sliding cylinders (26).

6. A fixture for post-weld grinding of a shaft, according to claim 1, characterized in that: The outer wall of the supporting rod (6) is sleeved with a spring (7), and the two ends of the spring (7) are fixedly connected with the side plate (5) and the side of the sliding cylinder (26) close to each other.

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