Hydraulic machine oil cylinder fixing device

Abstract

The utility model belongs to the technical field of hydraulic machines, and discloses a hydraulic machine oil cylinder fixing device which comprises a fixing frame, a fixing clamping plate is fixedly connected to the inner wall of one side in the fixing frame, a driving groove is formed in the inner wall of the other side in the fixing frame, a two-way screw is arranged in the driving groove, and threaded blocks are arranged on the peripheries of the two ends of the two-way screw. A push rod is arranged on one side of the threaded block, a movable clamping plate is arranged at the other end of the push rod, a spring sleeve is arranged at one end of the two-way screw, a telescopic column is arranged in the spring sleeve, and a rotary knob is arranged at the outer end of the telescopic column. According to the hydraulic machine oil cylinder clamping device, the fixed clamping plate is matched, the function of clamping a hydraulic machine oil cylinder is achieved, the sliding plate, the sliding groove and the sliding block are used for supporting and limiting the movable clamping plate, the stability of the movable clamping plate is ensured, the situation that the movable clamping plate and the fixed clamping plate are staggered is avoided, and the stability during clamping and fixing can be greatly improved through the design.

Description

TECHNICAL FIELD

[0001] The utility model belongs to hydraulic press technical field, concretely relates to a hydraulic press oil cylinder fixing device. BACKGROUND

[0002] Hydraulic press is a kind of machine for transmitting energy to realize various processes with liquid as working medium according to Pascal principle. Hydraulic press is generally composed of local machine, power system and hydraulic control system three parts, and hydraulic press classification has valve hydraulic press, liquid hydraulic press, engineering hydraulic press, hydraulic press is a kind of machine for transmitting energy to realize various processes with liquid as working medium, and hydraulic press can be used for correction, pressure mounting, packing, briquetting and plate pressing etc. in addition to being used for forging forming.

[0003] According to patent number CN202321833741.9 discloses a kind of hydraulic press oil cylinder fixing device, including bottom plate, the top surface of the bottom plate is fixedly installed with several installation plates, two installation plates are a group, two installation plates are provided with two pressing plates;Fixed component, the fixed component is arranged in one side of the installation plate, for fixing hydraulic press oil cylinder, the fixed component includes two installation pipes, two installation pipes are fixedly installed in one side of the installation plate, the inner circular wall surface of the installation pipe is movably sleeved with first spring.

[0004] The above scheme in the process of using, only by first spring and second spring to play the function of clamping fixation, this leads to in the process of transportation, when sudden braking or sudden acceleration occurs, there is the situation that one side of two sides first spring is stretched and one side is compressed, so that the two sides pressing plate that fixes the same hydraulic press oil cylinder appears the situation that moving distance is not equal, cause the clamping force of hydraulic press oil cylinder changes, appear clamping unstable problem, this greatly influenced the stability of hydraulic press oil cylinder clamping fixation, therefore we propose a kind of hydraulic press oil cylinder fixing device. UTILITY MODEL CONTENTS

[0005] The utility model is aimed at providing a kind of hydraulic press oil cylinder fixing device to solve the problems existing in the above background technology.

[0006] To achieve the above object, the utility model provides following technical scheme: A hydraulic machine oil cylinder fixing device, including fixed frame, fixed clamping plate and movable clamping plate, the inside one side wall of fixed frame is fixedly connected with fixed clamping plate through the fixed rod of welding, the inside other side wall surface of fixed frame is equipped with the drive groove, the inside of drive groove is rotatably provided with two -way screw rod through bearing, the both ends of two -way screw rod are all screw -threaded and are connected with the threaded block of spiral, the threaded block is placed in the inside of drive groove and is connected with its inner wall slidingly, the side of threaded block is provided with push rod, the other end of push rod is provided with movable clamping plate, the both ends of push rod are rotatably connected with movable clamping plate and threaded block through the movable connecting seat provided, one end of two -way screw rod is equipped with spring cover, the inside of spring cover is limitedly slidably provided with telescopic column, the outer end of telescopic column is fixedly installed with knob.

[0007] Preferably, the outer wall of the spring cover is rotatably connected with the fixed frame through a bearing, the inner wall of the spring cover is provided with a limiting groove, the two sides of one end of the telescopic column extending into the spring cover are provided with limiting blocks, the limiting blocks extend into the limiting groove and are slidably connected with the inner wall thereof, a positioning hole is formed around the spring cover on the side of the outer ring of the bearing of the outer periphery of the spring cover close to the knob, a positioning column is provided on one side of the knob, and a return spring is further provided in the spring cover.

[0008] Preferably, the middle part of the two sides of the threaded block is provided with an extension protrusion, the top wall and the bottom surface of the inside of the drive groove are provided with an extension groove, and the extension protrusion extends into the extension groove and is slidably connected with the inner wall thereof.

[0009] Preferably, the bottom of the fixed clamping plate is welded with a fixed plate, the fixed plate is fixedly connected with the inner bottom surface of the fixed frame, the bottom of the movable clamping plate is provided with a sliding plate, and the sliding plate is slidably connected with the inner bottom surface of the fixed frame.

[0010] Preferably, a plurality of through grooves are formed on the surface of the fixed plate, a plurality of supporting rods corresponding to the through grooves are provided on the side of the sliding plate close to the fixed plate, the supporting rods are inserted into the inside of the through grooves and are slidably connected with the inner wall thereof, and the widths of the two ends of the supporting rods are different.

[0011] Preferably, a sliding groove is formed on the side of the fixed frame close to the movable clamping plate, a sliding block is provided on the bottom of the sliding plate, and the sliding block extends into the inside of the sliding groove and is slidably connected with the inner wall thereof.

[0012] Preferably, the fixed clamping plate and the movable clamping plate are both arc-shaped structures, and anti-skid pads are provided on the inner walls of the fixed clamping plate and the movable clamping plate by gluing.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、 through utilizing the movement of the bidirectional screw drive threaded block with the push rod, cooperating with the movable connecting seat, realize the pushing of the movable clamp plate, cooperate with the fixed clamp plate, realize the clamping function of the hydraulic machine oil cylinder, and utilize the slide plate, slide groove and slide block, realize the support and limiting of the movable clamp plate, ensure its stability, avoid the misplacement with the fixed clamp plate, such design can greatly improve the stability of clamping and fixing.

[0015] 2、 through utilizing the spring cover, telescopic column, return spring, knob, positioning column and positioning hole, cooperating with the limiting groove and limiting block, realize the positioning function of the bidirectional screw, so as to realize the positioning of the threaded block, thus indirectly realize the function of the positioning push rod, ensure the position stability of the movable clamp plate, avoid the loosening, affect the clamping force between the movable clamp plate and the fixed clamp plate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the overall structure schematic view of the utility model;

[0017] Fig. 2 It is the multi-angle structure schematic view of the utility model;

[0018] Fig. 3 It is the spring cover internal section structure schematic view of the utility model.

[0019] In the drawing: 1, fixed frame; 2, fixed rod; 3, fixed clamp plate; 4, non-slip pad; 5, fixed plate; 6, through slot; 7, drive slot; 8, bidirectional screw; 9, threaded block; 10, extension protrusion; 11, extension groove; 12, push rod; 13, movable connecting seat; 14, slide plate; 15, supporting rod; 16, slide groove; 17, slide block; 18, spring cover; 19, telescopic column; 20, return spring; 21, limiting groove; 22, limiting block; 23, knob; 24, positioning hole; 25, positioning column. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] Please refer to Figs. 1-3The utility model provides a kind of hydraulic machine oil cylinder fixing device technical scheme: including fixed frame 1, fixed clamping plate 3 and movable clamping plate 26, the inside one side inner wall of fixed frame 1 is fixedly connected with fixed clamping plate 3 by the fixed rod 2 of welding, the inside other side inner wall surface of fixed frame 1 is equipped with drive groove 7, drive groove 7 is movably provided with two-way screw rod 8 in the inside by bearing, the two ends outer periphery of two-way screw rod 8 are all screw-connected with threaded block 9, threaded block 9 is placed in the inside of drive groove 7 and is slidably connected with its inner wall, one side of threaded block 9 is provided with push rod 12, the other end of push rod 12 is provided with movable clamping plate 26, the two ends of push rod 12 are movably connected with movable clamping plate 26 and threaded block 9 respectively by the movable connecting seat 13 of being equipped with, one end of two-way screw rod 8 is equipped with spring cover 18, spring cover 18 is movably provided with telescopic column 19 in the inside, the outer end of telescopic column 19 is fixedly installed with knob 23.

[0022] Specifically, the outer periphery of spring cover 18 is movably connected with the outer wall of fixed frame 1 by bearing, the inner wall of spring cover 18 is provided with limiting groove 21, the two sides of one end of telescopic column 19 extending into the inside of spring cover 18 are provided with limiting block 22, limiting block 22 extends into the inside of limiting groove 21 and is slidably connected with its inner wall, the outer ring of spring cover 18 outer periphery bearing is equipped with a one-week positioning hole 24 around spring cover 18 on the side close to knob 23, one side of knob 23 is provided with positioning column 25, the inside of spring cover 18 is further provided with return spring 20.

[0023] Specifically, the middle part of the two sides of threaded block 9 is provided with extension protrusion 10, the top wall and the bottom surface of the inside of drive groove 7 are provided with extension groove 11, extension protrusion 10 extends into the inside of extension groove 11 and is slidably connected with its inner wall.

[0024] Specifically, the bottom of fixed clamping plate 3 is welded with fixed plate 5, and the inside bottom surface of fixed frame 1 is fixedly connected with fixed plate 5, and the bottom of movable clamping plate 26 is provided with sliding plate 14, and the inside bottom surface of fixed frame 1 is slidably connected with sliding plate 14.

[0025] Specifically, the surface of fixed plate 5 is provided with a plurality of through grooves 6, the side close to fixed plate 5 of sliding plate 14 is provided with a plurality of supporting rods 15 corresponding to through grooves 6, supporting rods 15 are inserted into the inside of through grooves 6 and are slidably connected with the inner wall thereof, and the widths of the two ends of supporting rods 15 are different.

[0026] Specifically, the inside of fixed frame 1 is provided with sliding groove 16 on the side close to movable clamping plate 26, the bottom of sliding plate 14 is provided with sliding block 17, and sliding block 17 extends into the inside of sliding groove 16 and is slidably connected with the inner wall thereof.

[0027] Specifically, fixed clamping plate 3 and movable clamping plate 26 are both arc structures, and the inner walls of fixed clamping plate 3 and movable clamping plate 26 are both provided with anti-skid pads 4 in a gluing manner.

[0028] In the embodiment, when the hydraulic cylinder needs to be fixed, the knob 23 is pulled outward to drive the telescopic column 19 to extend outward, and the positioning column 25 is driven out of the positioning hole 24, then the knob 23 is rotated to drive the telescopic column 19 to rotate, and the telescopic column 19 is limited to slide in the spring sleeve 18 to drive the spring sleeve 18 to rotate the bidirectional screw rod 8, and the threaded block 9 is driven to move to the middle of the bidirectional screw rod 8, and the movable clamping plate 26 is driven to move to the side wall of the fixed frame 1, and the hydraulic cylinder is placed between the fixed clamping plate 3 and the movable clamping plate 26, and the hydraulic cylinder is lifted by the supporting rod 15, and the knob 23 is turned over to drive the bidirectional screw rod 8 to rotate, so that the threaded block 9 moves to the two ends of the bidirectional screw rod 8, and the movable clamping plate 26 is combined with the fixed clamping plate 3 by the supporting rod 12, so that the hydraulic cylinder is clamped, and the supporting rod 15 slides in the through slot 6 to lift the hydraulic cylinder, so that the hydraulic cylinder is better clamped between the movable clamping plate 26 and the fixed clamping plate 3, and the stability during clamping is ensured, and finally the knob 23 is loosened, the telescopic column 19 is driven to retract into the spring sleeve 18 by the reset spring 20, the knob 23 and the positioning column 25 are reset, the positioning column 25 is inserted into the positioning hole 24, and the stability of the hydraulic cylinder during transportation is ensured.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hydraulic machine oil cylinder fixing device comprising a fixing frame (1), a fixed clamping plate (3) and a movable clamping plate (26), characterized in that: The inner side wall of the fixed frame (1) is fixedly connected with a fixed clamping plate (3) through a welded fixed rod (2), the inner side wall surface of the other side of the fixed frame (1) is provided with a driving groove (7), the inside of the driving groove (7) is movably provided with a bidirectional screw rod (8) through a bearing, the outer periphery of both ends of the bidirectional screw rod (8) is spirally connected with a threaded block (9), the threaded block (9) is arranged in the inside of the driving groove (7) and is slidably connected with the inner wall thereof, one side of the threaded block (9) is provided with a push rod (12), the other end of the push rod (12) is provided with a movable clamping plate (26), the both ends of the push rod (12) are movably connected with the movable clamping plate (26) and the threaded block (9) through the movable connecting seat (13) arranged, one end of the bidirectional screw rod (8) is provided with a spring sleeve (18), the inside of the spring sleeve (18) is limitingly and slidably provided with an extension column (19), the outer end of the extension column (19) is fixedly installed with a knob (23).

2. The hydraulic press cylinder retaining device of claim 1, wherein: The outer periphery of the spring sleeve (18) is movably connected with the outer wall of the fixed frame (1) through a bearing, the inner wall of the spring sleeve (18) is provided with a limiting groove (21), the both sides of one end of the extension column (19) extending into the inside of the spring sleeve (18) are provided with limiting blocks (22), the limiting blocks (22) extend into the inside of the limiting groove (21) and are slidably connected with the inner wall thereof, a positioning hole (24) is formed around the spring sleeve (18) on the side, close to the knob (23), of the outer ring of the bearing of the outer periphery of the spring sleeve (18), one side of the knob (23) is provided with a positioning column (25), the inside of the spring sleeve (18) is further provided with a return spring (20).

3. The hydraulic press cylinder retaining device of claim 1, wherein: The middle portions of the both sides of the threaded block (9) are provided with extension protrusions (10), the top wall and the bottom surface of the inside of the driving groove (7) are provided with extension grooves (11), the extension protrusions (10) extend into the inside of the extension grooves (11) and are slidably connected with the inner walls thereof.

4. The hydraulic press cylinder retaining device of claim 1, wherein: The bottom of the fixed clamping plate (3) is welded with a fixed plate (5), the fixed plate (5) is fixedly connected with the inner bottom surface of the fixed frame (1), the bottom of the movable clamping plate (26) is provided with a sliding plate (14), the sliding plate (14) is slidably connected with the inner bottom surface of the fixed frame (1).

5. The hydraulic press cylinder retaining device of claim 4, wherein: The surface of the fixed plate (5) is provided with a plurality of through grooves (6), the side, close to the fixed plate (5), of the sliding plate (14) is provided with a plurality of supporting rods (15) corresponding to the through grooves (6), the supporting rods (15) are inserted into the inside of the through grooves (6) and are slidably connected with the inner walls thereof, the widths of the both ends of the supporting rods (15) are different.

6. The hydraulic press cylinder retaining device of claim 4, wherein: The side, close to the movable clamping plate (26), of the inside of the fixed frame (1) is provided with a sliding groove (16), the bottom of the sliding plate (14) is provided with a sliding block (17), the sliding block (17) extends into the inside of the sliding groove (16) and is slidably connected with the inner wall thereof.

7. The hydraulic press cylinder retaining device of claim 1, wherein: The fixed clamping plate (3) and the movable clamping plate (26) are both arc-shaped structures, the inner walls of the fixed clamping plate (3) and the movable clamping plate (26) are both provided with anti-skid pads (4) in a gluing manner.

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