CN211728785U - Piston rod polishes and uses fixing device - Google Patents

Abstract

The utility model discloses a piston rod polishes and uses fixing device, including the base, the top fixed mounting of base has U type frame, and the below at U type frame top is provided with grinding device, and the top of base and the one side fixed mounting that is located U type frame have two first installation pieces, and top fixed mounting between the first installation piece has the gag lever post, and bottom threaded connection between the first installation piece has two-way threaded rod, and the surface of gag lever post and two-way threaded rod is provided with two fixing device. The utility model discloses a set up U type frame and be used for fixing grinding device, realize simultaneously that grinding device removes to reach and polish comprehensively to the piston rod, realize fixing device's fixing through the cooperation between first installation piece and the gag lever post, be used for fixing the piston rod through setting up fixing device, solved simultaneously that grinding device is fixed insecure and can not carry out the problem fixed to the piston rod of different diameters.

Description

A fixing device for grinding a piston rod

technical field

The utility model relates to the technical field of mechanical processing, in particular to a fixing device for grinding a piston rod.

Background technique

The piston rod is the connecting part that supports the work of the piston. Most of it is used in the oil cylinder and the cylinder motion execution part. It is a moving part with frequent movement and high technical requirements. Take the hydraulic cylinder as an example. The cover is composed of several parts. The quality of its processing directly affects the life and reliability of the entire product. The processing requirements of the piston rod are high. , The basic feature of the cylinder rod is the processing of slender shafts, which is difficult to process and has always troubled the processing personnel.

The piston rod needs to be polished before use. The existing grinding device is not firmly fixed during grinding, and it cannot fix piston rods of different diameters, which leads to limitations in use and cannot meet production requirements. needs.

Utility model content

The purpose of the present utility model is to provide a fixing device for grinding a piston rod, which has the advantages of being able to fix the piston rod and fixing piston rods of different diameters, and solves the problem that the grinding device is not firmly fixed and cannot be used for different diameter piston rods. Fixed issue.

In order to achieve the above purpose, the present invention provides the following technical solutions: a fixing device for grinding a piston rod, comprising a base, a U-shaped frame is fixedly installed on the top of the base, and a grinding device is provided below the top of the U-shaped frame, Two first installation blocks are fixedly installed on the top of the base and located on one side of the U-shaped frame, the top between the first installation blocks is fixedly installed with a limit rod, and the bottom thread between the first installation blocks A bidirectional threaded rod is connected, and two fixing devices are provided on the surface of the limit rod and the bidirectional threaded rod.

Preferably, the grinding device includes a third mounting block, a hydraulic rod, a second motor, a mounting frame, a grinding sheet, a second chute and a second sliding block, and the U-shaped frame is provided with a second chute inside, The inside of the second chute is slidably connected with two second sliders, a third installation block is fixedly installed at the bottom of the second slider, and a hydraulic rod is fixedly installed at the bottom of the third installation block. The bottom of the hydraulic rod is fixedly installed with an installation frame, the inside of the installation frame is fixedly installed with a second motor, the output end of the second motor penetrates the installation frame and extends to the bottom of the installation frame, and the output end of the second motor A grinding disc is fixedly installed.

Preferably, the fixing device includes a second mounting block, a locking rod, a fixed clamping block, a moving clamping block, a first sliding block and a first chute, and two surfaces of the limiting rod and the bidirectional threaded rod are fixedly installed on the surface. A second installation block, the relatively close side of the second installation block is fixedly installed with a fixed clamp block, the inside of the second installation block is provided with a first chute, and the inside of the first chute is slidably connected with a A first slider, one side of the first slider is fixedly installed with a movable clamping block, and a top of the second installation block is provided with a locking rod, and the locking rod penetrates the second installation block and the first slider and extends to the bottom of the first chute.

Preferably, a first motor is fixedly installed on the bottom of the left side of the U-shaped frame, the output end of the first motor penetrates the U-shaped frame and extends to the right side of the U-shaped frame, and the output end of the first motor is connected to the U-shaped frame. Left side fixed connection of two-way threaded rod.

Preferably, the two-way threaded rod and the two second installation blocks are connected by forward and reverse threads, and the locking rod and the first slider are connected by screw rotation, and the locking rod is connected with the second installation block. The block and the first chute are rotatably connected by bearings, grooves are provided in the interior of the movable clamp block and the fixed clamp block, and rubber pads are provided in the interior of the grooves.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. The utility model is used to fix the grinding device by setting a U-shaped frame, and simultaneously realize the left and right movement of the grinding device, so as to achieve a comprehensive grinding of the piston rod. For the fixing of the fixing device, the fixing device is used to fix the piston rod, and at the same time, the problem that the polishing device is not firmly fixed and cannot fix the piston rods of different diameters is solved.

2. The utility model is used to adjust the height of the installation frame by setting the hydraulic rod, the piston rod is ground through the cooperation between the second motor and the grinding sheet, and the piston rod is ground through the cooperation between the locking rod and the first slider. The height of the movable clamping block is adjusted, the piston rod is fixed through the cooperation between the movable clamping block and the fixed clamping block, and the position of the fixing device is adjusted through the cooperation between the two-way threaded rod and the first motor. By setting the positive and negative threads of the bidirectional threaded rod, the synchronous adjustment of the second mounting block is realized, and the rubber pad is provided to effectively prevent the fixed clamp block and the movable clamp block from causing the piston rod due to excessive extrusion force when fixing the piston rod. The rod is crushed.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a schematic diagram of the cross-sectional structure of the fixing device of the present invention;

Fig. 3 is the side structure schematic diagram of the fixing device of the present invention;

4 is a schematic diagram of a partial cross-sectional structure of the U-shaped frame of the present invention.

In the figure: 1. Base; 2. U-shaped frame; 3. First mounting block; 4. Limiting rod; 5. Two-way threaded rod; 6. First motor; 7. Fixing device; 701, Second mounting block; 702, locking rod; 703, fixed clamp block; 704, movable clamp block; 705, first slider; 706, first chute; 8, grinding device; 801, third installation block; 802, hydraulic rod; 803 , the second motor; 804, the installation frame; 805, the polishing sheet; 806, the second chute; 807, the second slider.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of this application document, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" , "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or It is implied that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of this patent. In the description of this application document, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected" and "arranged" should be understood in a broad sense, for example, it may be a fixed connection, The setting can also be a detachable connection and setting, or an integral connection and setting. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific situations.

Please refer to Fig. 1-4, a fixing device for grinding a piston rod, including a base 1, a U-shaped frame 2 is fixedly installed on the top of the base 1, a grinding device 8 is arranged under the top of the U-shaped frame 2, and the top of the base 1 is Two first installation blocks 3 are fixedly installed on one side of the U-shaped frame 2 , a limit rod 4 is fixedly installed on the top of the first installation blocks 3 , and a bidirectional threaded rod is threadedly connected to the bottom between the first installation blocks 3 5. Two fixing devices 7 are provided on the surfaces of the limit rod 4 and the bidirectional threaded rod 5. By setting the U-shaped frame 2, the grinding device 8 is fixed, and the left and right movement of the grinding device 8 is realized at the same time, so as to achieve the correctness of the piston rod. For comprehensive grinding, the fixing device 7 is fixed through the cooperation between the first installation block 3 and the limit rod 4, and the piston rod is fixed by setting the fixing device 7. The grinding device 8 includes the third installation block 801, The hydraulic rod 802, the second motor 803, the installation frame 804, the polishing sheet 805, the second chute 806 and the second slider 807, the U-shaped frame 2 is provided with a second chute 806 inside, and the inside of the second chute 806 Two second sliding blocks 807 are slidably connected, the bottom of the second sliding block 807 is fixedly mounted with a third mounting block 801, the bottom of the third mounting block 801 is fixedly mounted with a hydraulic rod 802, and the bottom of the hydraulic rod 802 is fixedly mounted with a mounting block 802. Frame 804, a second motor 803 is fixedly installed inside the installation frame 804, the output end of the second motor 803 penetrates the installation frame 804 and extends to the bottom of the installation frame 804, and the output end of the second motor 803 is fixedly installed with a polishing sheet 805, The hydraulic rod 802 is provided for adjusting the height of the mounting frame 804, and the piston rod is ground through the cooperation between the second motor 803 and the grinding plate 805. The fixing device 7 includes a second mounting block 701 and a locking rod 702. , the fixed clamping block 703, the movable clamping block 704, the first sliding block 705 and the first sliding groove 706, the surface of the limit rod 4 and the two-way threaded rod 5 are fixedly installed with two second mounting blocks 701, the second mounting block 701 A fixed clamping block 703 is fixedly installed on the relatively close side. A first chute 706 is opened inside the second mounting block 701. A first slider 705 is slidably connected to the inside of the first chute 706. A movable clamping block 704 is fixedly installed on one side, and a locking rod 702 is arranged on the top of the second mounting block 701 , and the locking rod 702 penetrates the second mounting block 701 and the first slider 705 and extends to the bottom of the first chute 706 , through the cooperation between the locking rod 702 and the first slider 705, the height of the moving clamp block 704 is adjusted, and the piston rod is fixed through the cooperation between the moving clamp block 704 and the fixed clamp block 703, U-shaped The bottom of the left side of the frame 2 is fixedly installed with a first motor 6, the output end of the first motor 6 penetrates through the U-shaped frame 2 and extends to the right side of the U-shaped frame 2, and the output end of the first motor 6 is connected to the bidirectional threaded rod 5. The left side is fixedly connected, and the position of the fixing device 7 is adjusted through the cooperation between the two-way threaded rod 5 and the first motor 6. The two-way threaded rod 5 is connected to the two second The mounting blocks 701 are connected by forward and reverse screw threads, the locking rod 702 and the first slider 705 are connected by screw rotation, and the locking rod 702 is rotated with the second mounting block 701 and the first chute 706 by bearings. Connecting, the interior of the movable clamp block 704 and the fixed clamp block 703 are provided with grooves, and the interior of the grooves are provided with rubber pads, and the synchronization of the second installation block 701 is achieved by setting the two-way threaded rod 5 forward and reverse threads Adjustment, by arranging rubber pads, the fixed clamp block 703 and the movable clamp block 704 are effectively prevented from being squeezed due to excessive extrusion force when the piston rod is fixed.

During use, the bidirectional threaded rod 5 is driven to rotate by the first motor 6 according to the length of the piston rod, the second mounting block 701 is moved by the rotation of the bidirectional threaded rod 5, and the piston rod to be polished is placed on the fixed clamp block 703 and the movable clamp. Inside the groove between the blocks 704, by rotating the locking rod 702 to make the moving clamp block 704 approach the fixed clamp block 703, so that the piston rod is fixed, according to the grinding position, by adjusting the third mounting block 801, the hydraulic rod 802 Put down the mounting frame 804 together with the second motor 803 and the grinding piece 805 so that the grinding piece 805 contacts the piston rod, and turn on the second motor 803 to grind the piston rod through the grinding piece 805 .

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A fixing device for grinding a piston rod, comprising a base (1), characterized in that: a U-shaped frame (2) is fixedly installed on the top of the base (1), and the bottom of the top of the U-shaped frame (2) A grinding device (8) is provided, and two first mounting blocks (3) are fixedly mounted on the top of the base (1) and located on one side of the U-shaped frame (2), and one of the first mounting blocks (3) is fixedly mounted. A limit rod (4) is fixedly installed at the top of the first mounting block (3), a bidirectional threaded rod (5) is threadedly connected to the bottom between the first installation blocks (3), and the limit rod (4) is connected to the bidirectional threaded rod (5). The surface is provided with two fixing devices (7). 2 . The fixing device for grinding a piston rod according to claim 1 , wherein the grinding device ( 8 ) comprises a third mounting block ( 801 ), a hydraulic rod ( 802 ), and a second motor ( 803 ). 3 . , the mounting frame (804), the polishing sheet (805), the second chute (806) and the second slider (807), the U-shaped frame (2) is provided with a second chute (806) inside, so Two second sliding blocks (807) are slidably connected inside the second sliding groove (806), and a third mounting block (801) is fixedly installed at the bottom of the second sliding block (807). A hydraulic rod (802) is fixedly mounted on the bottom of the block (801), a mounting frame (804) is fixedly mounted on the bottom of the hydraulic rod (802), and a second motor (803) is fixedly mounted inside the mounting frame (804). ), the output end of the second motor (803) penetrates through the installation frame (804) and extends to the bottom of the installation frame (804), and the output end of the second motor (803) is fixedly mounted with a polishing sheet (805). 3 . The fixing device for grinding a piston rod according to claim 1 , wherein the fixing device ( 7 ) comprises a second mounting block ( 701 ), a locking rod ( 702 ), and a fixing clamp block ( 703 ). 4 . ), the moving clamping block (704), the first sliding block (705) and the first chute (706), the surface of the limit rod (4) and the two-way threaded rod (5) are fixedly installed with two second installations A block (701), the relatively close side of the second mounting block (701) is fixedly installed with a fixed clamping block (703), and a first chute (706) is opened inside the second mounting block (701), A first sliding block (705) is slidably connected to the inside of the first chute (706), and a movable clamping block (704) is fixedly installed on one side of the first sliding block (705), and the second mounting block The top of (701) is provided with a locking rod (702), the locking rod (702) penetrates through the second mounting block (701) and the first slider (705) and extends to the bottom of the first chute (706) . 4. A fixing device for piston rod grinding according to claim 1, characterized in that: a first motor (6) is fixedly installed on the bottom of the left side of the U-shaped frame (2), and the first motor ( The output end of 6) penetrates through the U-shaped frame (2) and extends to the right side of the U-shaped frame (2). The output end of the first motor (6) is fixedly connected to the left side of the bidirectional threaded rod (5). 5 . The fixing device for grinding a piston rod according to claim 3 , wherein the bidirectional threaded rod ( 5 ) and the two second mounting blocks ( 701 ) are rotationally connected by forward and reverse threads, so that the The locking rod (702) and the first sliding block (705) are connected by threaded rotation, and the locking rod (702) is connected with the second mounting block (701) and the first sliding groove (706) through a bearing Rotationally connected, grooves are formed in the interior of the moving clamp block (704) and the fixed clamp block (703), and rubber pads are provided inside the grooves.

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