Jack oil pump clamping equipment

Abstract

The utility model discloses jack oil pump clamping equipment, and belongs to the field of hydraulic tools. Comprising a bottom plate; a backing plate; the positioning plates are arranged at two ends of the base plate and used for fixing an oil pump of the jack; the side plates are arranged at the two ends of the bottom plate; the clamping assembly is arranged between the two side plates; the pressure relief assembly is arranged on the clamping assembly; the clamping assembly comprises a connecting plate, an oil cylinder arranged on the connecting plate in a penetrating mode, a sliding base connected to a piston rod of the oil cylinder, a first clamping piece, a second clamping piece, a first check block and a second check block, wherein the first clamping piece and the second clamping piece are arranged on the sliding base, and the first check block and the second check block are fixedly connected between the two side plates. The jack oil pump clamping equipment has the beneficial effect that the automatic jack oil pump clamping equipment is provided.

Description

Technical Field

[0001] The present application relates to the field of hydraulic tools, and in particular to a jack oil pump clamping device. Background Art

[0002] The hydraulic jack is a commonly used hydraulic lifting tool. When manufacturing, selling and using the product, it is often necessary to conduct objective and scientific testing and evaluation of the product's performance. In the prior art, the way to clamp the jack's oil pump is often only manual operation, and the problems that arise need to be manually analyzed and judged, which has the problems of low detection efficiency and low degree of automation. Utility Model Content

[0003] The content of this application is used to introduce concepts in a brief form, which will be described in detail in the detailed implementation section below. The content of this application is not intended to identify the key features or essential features of the technical solution claimed for protection, nor is it intended to limit the scope of the technical solution claimed for protection.

[0004] In order to solve the technical problems mentioned in the above background technology part, some embodiments of the present application provide a jack oil pump clamping device, including: a base plate; a pad; a positioning plate, which is arranged on both ends of the pad and is used to fix the oil pump of the jack; a side plate, which is arranged on both ends of the base plate; a clamping assembly, which is arranged between the two side plates; wherein the clamping assembly includes a connecting plate, an oil cylinder passing through the connecting plate, a sliding seat connected to the piston rod of the oil cylinder, a first clamping member and a second clamping member arranged on the sliding seat, and a first stopper and a second stopper fixedly connected between the two side plates; the first clamping member includes a clamping seat fixedly connected to the sliding seat, a first connecting rod and a second connecting rod respectively rotatably connected to the two ends of the clamping seat, a first clamping column connected to the first connecting rod, and a second clamping column connected to the second connecting rod; the clamping seat is respectively provided with a first through hole and a second through hole for inserting the first clamping column and the second clamping column, the first stopper is provided with a first slope groove that slidably cooperates with the first clamping column, and the second stopper is provided with a second slope groove that slidably cooperates with the second clamping column;

[0005] The present application clamps the pressure rod of the oil pump and pushes the pressure rod back and forth to achieve the pressurization work through the clamping assembly, and releases or closes the pressure relief valve in the oil pump through the pressure relief assembly. When the oil cylinder drives the sliding seat to move toward the oil pump, it drives the first clamping member and the second clamping member to move at the same time, so that the first connecting rod and the second connecting rod slowly separate from the first inclined groove and the second inclined groove, wherein the working principle of the first connecting rod and the second connecting rod is the lever principle, so that the end of the first connecting rod connected to the first clamping column and the end of the second connecting rod connected to the second clamping column are rotated respectively, so that the first clamping column and the second clamping column are close to each other and clamped into the clamping groove, thereby clamping the pressure rod, and then driving the pressure rod to move back and forth to achieve the pressurization function.

[0006] Furthermore, the first clamping member also includes a first limit block arranged on the first clamping column, a first return spring connected between the first limit block and the clamping seat, a second limit block arranged on the second clamping column, and a second return spring connected between the second limit block and the clamping seat.

[0007] Furthermore, the first clamping member and the second clamping member have the same structure and are symmetrically arranged.

[0008] Furthermore, sliding blocks are connected to both side edges of the sliding seat, and sliding rails matching with the sliding blocks are arranged on both side edges.

[0009] Furthermore, the clamping assembly also includes a fixing plate arranged on the connecting plate, a displacement sensor installed on the fixing plate, and a displacement sensing block connected to the sliding seat, and the displacement sensor is communicatively connected to the displacement sensing block.

[0010] Furthermore, the pressure relief assembly includes a mounting plate connected to the side plate, a reducer passing through the mounting plate, a connecting piece connected to the output shaft of the reducer, a universal coupling connected to the connecting piece, and a sleeve connected to one end of the universal coupling. When the reducer is driven, the sleeve is inserted into the pressure relief hole of the oil pump.

[0011] Furthermore, the pressure relief assembly also includes a guide block connected to the side plate, and the guide block is provided with a first opening for installing the universal coupling.

[0012] The beneficial effect of the present application is that an automated jack oil pump clamping device is provided. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings constituting a part of this application are used to provide a further understanding of this application, so that other features, purposes and advantages of this application become more obvious. The illustrative embodiment drawings and their descriptions of this application are used to explain this application and do not constitute an improper limitation on this application.

[0014] In addition, throughout the drawings, the same or similar reference numerals represent the same or similar elements. It should be understood that the drawings are schematic and that the components and elements are not necessarily drawn to scale.

[0015] In the attached picture:

[0016] Figure 1 is an overall schematic diagram according to an embodiment of the present application;

[0017] Figure 2 is an overall schematic diagram according to an embodiment of the present application;

[0018] Figure 3 is an overall schematic diagram according to an embodiment of the present application;

[0019] Figure 4yes Figure 3 A magnified view of part A;

[0020] Figure 5 It is a cross-sectional view;

[0021] Figure 6 yes Figure 5 A magnified view of part B;

[0022] Figure 7 It is a structural schematic diagram of a part of the embodiment, mainly showing an oil pump.

[0023] Reference numerals:

[0024] 1. Bottom plate; 2. Pad; 3. Positioning plate; 4. Side plate; 5. Clamping assembly; 500. Connecting plate; 501. Sliding seat; 502. Oil cylinder; 503. Floating joint; 504. First stopper; 505. Second stopper; 506. First clamping member; 507. Clamping seat; 508. First connecting rod; 509. Second connecting rod; 510. First clamping column; 511. Second clamping column; 512. First through hole; 513. Second through hole; 514. First slope groove; 515. Second slope groove; 516. Second clamping member; 517. Sliding block; 518. Sliding block Rail; 519, fixing piece; 520, weighing sensor; 521, fixing plate; 522, displacement sensor; 523, displacement sensing block; 524, first limit block; 525, second limit block; 526, first return spring; 527, second return spring; 6, pressure relief assembly; 600, mounting plate; 601, guide block; 602, reducer; 603, connecting piece; 604, universal coupling; 605, first opening; 606, second opening; 607, sleeve; 7, oil pump; 700, pressure relief hole; 701, pressure rod; 702, slot. DETAILED DESCRIPTION

[0025] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be construed as being limited to the embodiments set forth herein. On the contrary, these embodiments are provided to provide a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are only for exemplary purposes and are not intended to limit the scope of protection of the present disclosure.

[0026] It should also be noted that, for ease of description, only the parts related to the invention are shown in the drawings. In the absence of conflict, the embodiments and features in the embodiments of the present disclosure can be combined with each other.

[0027] It should be noted that the concepts such as "first" and "second" mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0028] It should be noted that the modifications of "one" and "plurality" mentioned in the present disclosure are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, it should be understood as "one or more".

[0029] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0030] Reference Figure 1-7 The jack oil pump clamping device includes a bottom plate 1, a pad 2, a positioning plate 3, a side plate 4, a clamping assembly 5, and a pressure relief assembly 6; wherein, the jack oil pump 7 has a pressure relief hole 700 and a pressure tube on the side, a pressure rod 701 is sealed and slid in the pressure tube, and a slot 702 is provided on the end of the pressure rod 701 away from the pressure tube. The pad 2 is fixedly mounted on the bottom plate 1, and the positioning plate 3 is fixedly mounted on both ends of the pad 2. Under the action of the positioning plate 3, the jack oil pump 7 is fixed and limited. The side plate 4 is fixedly mounted on both ends of the bottom plate 1, the clamping assembly 5 is arranged between the two side plates 4, and the pressure relief assembly 6 is arranged on the clamping assembly 5. The pressure rod 701 of the oil pump 7 is clamped by the clamping assembly 5, and the pressure rod 701 is pushed back and forth to realize the pressurization work, and the pressure relief valve in the oil pump 7 is depressurized or closed by the pressure relief assembly 6.

[0031] The clamping assembly 5 includes a connecting plate 500, a sliding seat 501, an oil cylinder 502, a floating joint 503, a first stopper 504, a second stopper 505, a first clamping member 506, and a second clamping member 516; the connecting plate 500 is fixedly arranged between the two side plates 4, the oil cylinder 502 is arranged on the connecting plate 500, the floating joint 503 is connected to the piston rod of the oil cylinder 502, the sliding seat 501 is connected to one end of the floating joint 503, and is slidably matched with the two side plates 4, the first clamping member 506 and the second clamping member 516 are symmetrically arranged on one end of the sliding seat 501, and the first stopper 504 and the second stopper 505 are respectively fixedly connected between the two side plates 4. Specifically, a slider 517 is connected to both sides of the sliding seat 501, and a slide rail 518 matched with the slider 517 is arranged on both sides. The cooperation between the slider 517 and the slide rail 518 can facilitate the movement of the sliding seat 501 and limit the moving direction of the sliding seat 501, thereby driving the two clamping members to move more stably.

[0032] The first clamping member 506 and the second clamping member 516 have the same structure and are symmetrically arranged. Specifically, the first clamping member 506 includes a clamping seat 507, a first connecting rod 508, a second connecting rod 509, a first clamping column 510, a second clamping column 511, a first limit block 524, a second limit block 525, a first return spring 526, and a second return spring 527; the clamping seat 507 is fixedly arranged on the sliding seat 501, the first connecting rod 508 and the second connecting rod 509 are respectively located at the two ends connected to the clamping seat 507, the middle part of the first connecting rod 508 rotates with the clamping seat 507, the first clamping column 510 is fixedly arranged on one end of the first connecting rod 508, and the clamping seat 507 is provided with a first through hole 512 for the first clamping column 510 to slide; the first limit block 524 is fixedly arranged on the first clamping column 510 and is located in the first through hole 512, one end of the first return spring 526 is connected to the first limit block 524, and the other end is connected to the clamping seat 507. The middle part of the second connecting rod 509 rotates with the clamping seat 507, the second clamping column 511 is fixedly arranged on one end of the second connecting rod 509, and the clamping seat 507 is provided with a second through hole 513 for the second clamping column 511 to slide, the second stopper 525 is fixedly arranged on the second clamping column 511 and is located in the second through hole 513, one end of the second return spring 527 is connected to the second stopper 525, and the other end is connected to the clamping seat 507. The first stopper 504 is provided with a first slope groove 514 with a certain inclination angle, and the second stopper 505 is provided with a second slope groove 515. The end of the first connecting rod 508 away from the first clamping column 510 and the end of the second connecting rod 509 away from the second clamping column 511 are respectively inserted into the first slope groove 514 and the second slope groove 515, and can slide toward the slope of the first slope groove 514 and the second slope groove 515. When the oil cylinder 502 drives the sliding seat 501 to move toward the oil pump 7, it also drives the first clamping member 506 and the second clamping member 516 to move, so that the first connecting rod 508 and the second connecting rod 509 slowly break away from the first slope groove 514 and the second slope groove 515, wherein the working principle of the first connecting rod 508 and the second connecting rod 509 is the lever principle, so that the end of the first connecting rod 508 connected to the first clamping column 510 and the end of the second connecting rod 509 connected to the second clamping column 511 are rotated respectively, so that the first clamping column 510 and the second clamping column 511 are close to each other and are clamped into the clamping groove 702, thereby clamping the pressure rod 701, and then the pressure rod 701 can be driven to move back and forth to realize the pressurization function.

[0033] The clamping assembly 5 also includes a fixing member 519 and a weighing sensor 520 ; the fixing member 519 is disposed between the floating joint 503 and the piston rod of the oil cylinder 502 , and the weighing sensor 520 is disposed on the fixing member 519 ; the weight of the oil pump 7 is detected by the weighing sensor 520 .

[0034] The clamping assembly 5 also includes a fixed plate 521, a displacement sensor 522, and a displacement sensing block 523; the fixed plate 521 is arranged on the connecting plate 500, the displacement sensor 522 is installed on the fixed plate 521, and the displacement sensing block 523 is connected to the sliding seat 501, and the displacement sensor 522 is communicatively connected to the displacement sensing block 523; when the first clamping column 510 and the second clamping column 511 clamp the pressure rod 701, the displacement sensing block 523 is driven to move through the displacement sensor 522, driving the sliding seat 501 to move together, thereby driving the pressure rod 701 to move back and forth to achieve a pressure effect.

[0035] The pressure relief assembly 6 includes a mounting plate 600, a guide block 601, a reducer 602, a connector 603, a universal coupling 604, and a sleeve 607; the mounting plate 600 is arranged on the two side plates 4, the guide block 601 is arranged on the side, the reducer 602 is penetrated on the mounting plate 600, the connector 603 is arranged on the output shaft of the reducer 602, the universal coupling 604 is arranged on the connector 603, and is connected to the sleeve 607 on one end of the universal coupling 604; and the guide block 601 is provided with a first opening 605 for installing the universal coupling 604, and one end of the sleeve 607 can be inserted into the pressure relief hole 700 of the oil pump 7. The universal coupling 604 is driven to rotate by the reducer 602, so that the sleeve 607 contacts the pressure relief valve in the pressure relief hole 700, thereby opening or closing the pressure relief valve in the pressure relief hole 700. The guide block 601 guides and limits the movement of the universal coupling 604. Specifically, a second opening 606 for the universal coupling 604 to pass through is provided at the upper end of the second stopper 505, which further limits and guides the universal coupling 604.

[0036] The specific operation process is as follows:

[0037] The jack oil pump 7 is placed on the positioning plate 3, and then the oil cylinder 502 is driven to move the sliding seat 501, so that the first connecting rod 508 and the second connecting rod 509 slowly disengage from the first slope groove 514 and the second slope groove 515, so that the first clamping column 510 and the second clamping column 511 are close to each other and clamped into the clamping groove 702 to clamp the pressure rod 701; at this time, the reducer 602 drives the universal coupling 604 to move toward the oil pump 7, so that the sleeve 607 is inserted into the pressure relief hole 700, and the pressure relief valve in the pressure relief hole 700 is closed, and then the displacement sensor 522 is driven to move the sliding seat 501 back and forth through the displacement sensing block 523, thereby driving the pressure rod 701 to move back and forth to achieve a pressurization effect.

[0038] The above descriptions are only some preferred embodiments of the present disclosure and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the invention involved in the embodiments of the present disclosure is not limited to the technical solutions formed by a specific combination of the above-mentioned technical features, but should also cover other technical solutions formed by any combination of the above-mentioned technical features or their equivalent features without departing from the above-mentioned inventive concept. For example, the above-mentioned features are replaced with the technical features with similar functions disclosed in the embodiments of the present disclosure (but not limited to) and the technical solutions formed.

Claims

1. A jack oil pump clamping device, characterized in that: include: Base plate; Pads; Positioning plates, arranged on both ends of the pad, for fixing the oil pump of the jack; Side plates, arranged on both ends of the bottom plate; A clamping assembly, disposed between the two side plates; Wherein, the clamping assembly includes a connecting plate, an oil cylinder penetrating the connecting plate, a sliding seat connected to the piston rod of the oil cylinder, a first clamping member and a second clamping member arranged on the sliding seat, and a first stopper and a second stopper fixedly connected between the two side plates; the first clamping member includes a clamping seat fixedly connected to the sliding seat, a first connecting rod and a second connecting rod respectively rotatably connected to the two ends of the clamping seat, a first clamping column connected to the first connecting rod, and a second clamping column connected to the second connecting rod; the clamping seat is respectively provided with a first through hole and a second through hole for inserting the first clamping column and the second clamping column, the first stopper is provided with a first slope groove slidably matched with the first clamping column, and the second stopper is provided with a second slope groove slidably matched with the second clamping column.

2. The jack oil pump clamping device according to claim 1, characterized in that: The first clamping member also includes a first limit block arranged on the first clamping column, a first return spring connected between the first limit block and the clamping seat, a second limit block arranged on the second clamping column, and a second return spring connected between the second limit block and the clamping seat.

3. The jack oil pump clamping device according to claim 1, characterized in that: The first clamping member and the second clamping member have the same structure and are symmetrically arranged.

4. The jack oil pump clamping device according to claim 1, characterized in that: Slide blocks are connected to both side edges of the sliding seat, and slide rails matched with the slide blocks are arranged on the two side edges.

5. The jack oil pump clamping device according to claim 1, characterized in that: The clamping assembly also includes a fixing plate arranged on the connecting plate, a displacement sensor installed on the fixing plate, and a displacement sensing block connected to the sliding seat, wherein the displacement sensor is communicatively connected to the displacement sensing block.

6. The jack oil pump clamping device according to claim 1, characterized in that: The clamping assembly is provided with a pressure relief assembly, which includes a mounting plate connected to the side plate, a reducer passing through the mounting plate, a connecting piece connected to the output shaft of the reducer, a universal coupling connected to the connecting piece, and a sleeve connected to one end of the universal coupling. When the reducer is driven, the sleeve is inserted into the pressure relief hole of the oil pump.

7. The jack oil pump clamping device according to claim 6, characterized in that: The pressure relief assembly further comprises a guide block connected to the side plate, and the guide block is provided with a first opening for installing the universal coupling.

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