阅读说明：本技术 一种单控双边夹紧装置 (Single-control double-side clamping device ) 是由 蔡忠溪 王善旭 于 2019-09-04 设计创作，主要内容包括：本发明公开一种单控双边夹紧装置,其中,包括操作端组件、非操作端组件以及传动件；所述操作端组件具有第一上夹块和第一下夹块,所述第一上夹块上形成有第一换向件；所述非操作端组件具有第二上夹块和第二下夹块,所述第二上夹块形成有第二换向件；所述操作端组件还具有带动第一下夹块向上运动并带动传动件向下运动的动力机构,所述传动件依次绕过第一换向件、第二换向件而与第二下夹块相连。通过操作动力机构,同时夹紧工作面板,与现有技术相比,本发明实现了单侧操作,双边控制的效果,另外由于传动件的关系,使得夹紧作用力呈现同步作用,夹紧效果良好。(The invention discloses a single-control double-side clamping device which comprises an operating end component, a non-operating end component and a transmission part, wherein the operating end component is connected with the non-operating end component; the operating end assembly is provided with a first upper clamping block and a first lower clamping block, and a first reversing piece is formed on the first upper clamping block; the non-operating end assembly is provided with a second upper clamping block and a second lower clamping block, and a second reversing piece is formed on the second upper clamping block; the operating end assembly is also provided with a power mechanism which drives the first lower clamping block to move upwards and drives the transmission member to move downwards, and the transmission member sequentially bypasses the first reversing member and the second reversing member and is connected with the second lower clamping block. Compared with the prior art, the invention realizes the effects of unilateral operation and bilateral control, and in addition, the clamping acting force is synchronous due to the relation of the transmission parts, so that the clamping effect is good.)

1. A single-control double-side clamping device is characterized by comprising an operating end component, a non-operating end component and a transmission part; the operating end assembly is provided with a first upper clamping block and a first lower clamping block, and a first reversing piece is formed on the first upper clamping block; the non-operating end assembly is provided with a second upper clamping block and a second lower clamping block, and a second reversing piece is formed on the second upper clamping block; the operating end assembly is also provided with a power mechanism which drives the first lower clamping block to move upwards and drives the transmission member to move downwards, and the transmission member sequentially bypasses the first reversing member and the second reversing member and is connected with the second lower clamping block.

2. The single-control double-sided clamping device as claimed in claim 1, wherein the power mechanism comprises a hand wheel, a lead screw, a nut block, a first bearing and a second bearing, the hand wheel is fixedly connected with the lead screw, the lead screw is in threaded fit with the nut block, the lead screw is rotatably connected to the first lower clamping block through the first bearing and the second bearing respectively, a limiting side plate for limiting the nut block to rotate relative to the first lower clamping block is formed on the nut block, the nut block is located between the first bearing and the second bearing, and the nut block is fixedly connected with the transmission member.

3. The single-control dual-sided clamping device as recited in claim 2 wherein said driving member is a wire rope and said first and second reversing members are fixed pulleys rotatably connected to said first and second upper clamping blocks, respectively.

4. The single-control double-sided clamping device as claimed in claim 3, wherein the first lower clamping block, the second lower clamping block, the first upper clamping block and the second upper clamping block are respectively provided with a limiting through hole for a limiting rod on the fixing seat to pass through.

5. The single control dual sided clamping device of claim 4 wherein the non-operating end assembly further includes a return spring for applying an upward force to the second upper clamping block.

6. The single-control double-sided clamping device as recited in claim 5, wherein the first upper clamping block has a first upper clamping head, the first lower clamping block has a first lower clamping head, and the first upper clamping head and the first lower clamping head are respectively disposed at upper and lower sides of the working panel; the second upper clamping block is provided with a second upper clamping head, and the second lower clamping block is provided with a second lower clamping head; the second upper chuck and the second lower chuck are respectively arranged at the upper side and the lower side of the working panel.

7. The single-control double-sided clamping device as claimed in claim 6, wherein the second lower clamping block is formed with a second left side plate and a second right side plate, the second left side plate and the second right side plate are formed with a plurality of openings spaced apart from each other in the vertical direction, the second lower clamping block further has a gear rod, the gear rod is inserted into a pair of openings at equal heights on the second left side plate and the second right side plate, and the gear rod is connected to the transmission member.

8. The single-control dual-sided clamp of claim 7, wherein compression springs are disposed between the first upper clamp block and the first lower clamp block and between the second upper clamp block and the second lower clamp block.

Technical Field

The invention relates to the field of textile machinery, in particular to a single-control double-side clamping device which can realize double-side clamping through single-side operation and greatly improve the operation efficiency.

Background

Since most of the flexible materials are produced and transported in rolls, an important process is to change the rolled materials into a multi-layer planar state for the convenience of the back-end workers in the customer factory. Automatic production equipment such as an automatic spreading machine and an automatic cloth spreading machine is produced.

In the structure of the automatic cloth paving machine, fixing frames are required to be arranged on two sides of the cloth paving length of the automatic cloth paving machine, and the fixing frames are required to be fixedly or movably connected to a working panel according to actual conditions, so that the current cloth paving length is changed. At present, a group of clamping mechanisms are generally arranged on two sides of a working panel respectively, and when an operator clamps or loosens the working panel, the operator needs to operate the working panel twice, so that the operating efficiency is low. Although the locking is realized through the unilateral operation of a cam structure in the market, the bedplate can not ensure the same states of the thickness and the like of two sides, and in addition, the locking effect is poor because the operation and the locking of two sides can be ensured by manually adjusting the gap.

In view of the above, the applicant has made an intensive study on the above problems, and has made the present invention.

Disclosure of Invention

The invention mainly aims to provide a single-control double-side clamping device which has the effects of single-side operation and double-side clamping and has the characteristics of simple structure and good clamping effect.

In order to achieve the above purpose, the solution of the invention is:

a single-control double-side clamping device comprises an operating end component, a non-operating end component and a transmission part; the operating end assembly is provided with a first upper clamping block and a first lower clamping block, and a first reversing piece is formed on the first upper clamping block; the non-operating end assembly is provided with a second upper clamping block and a second lower clamping block, and a second reversing piece is formed on the second upper clamping block; the operating end assembly is also provided with a power mechanism which drives the first lower clamping block to move upwards and drives the transmission member to move downwards, and the transmission member sequentially bypasses the first reversing member and the second reversing member and is connected with the second lower clamping block.

Further, power unit has hand wheel, lead screw, nut piece, first bearing and second bearing, the hand wheel links to each other with the lead screw is fixed, screw-thread fit between lead screw and the nut piece, the lead screw rotates through first bearing and second bearing respectively and connects on first clamp splice down, be formed with on the nut piece and be used for restricting the nut piece for first clamp splice pivoted spacing sideboard down, the nut piece is located between first bearing and the second bearing, the nut piece links to each other with the driving medium is fixed.

Further, the transmission part is a steel wire rope, and the first reversing part and the second reversing part are fixed pulleys which are rotatably connected to the first upper clamping block and the second upper clamping block respectively.

Furthermore, all be formed with the spacing through-hole that supplies the gag lever post on the fixing base to run through on the clamp splice on first clamp splice, the clamp splice under second, the clamp splice on first and the second.

Further, the non-operating end assembly also has a return spring for applying an upward force to the second upper clamping block.

Further, the first upper clamping block is provided with a first upper chuck, the first lower clamping block is provided with a first lower chuck, and the first upper chuck and the first lower chuck are respectively arranged at the upper side and the lower side of the working panel; the second upper clamping block is provided with a second upper clamping head, and the second lower clamping block is provided with a second lower clamping head; the second upper chuck and the second lower chuck are respectively arranged at the upper side and the lower side of the working panel.

Further, the clamp splice is formed with second left side sideboard and second right side sideboard under the second, second left side sideboard and second right side sideboard all are formed with a plurality of trompil along upper and lower direction interval setting, the clamp splice still has the gear pole under the second, the gear pole is inserted and is established on a pair of trompil of equidistance on second left side sideboard and the second right side sideboard, the gear pole with the driving medium links to each other.

Furthermore, compression springs are arranged between the first upper clamping block and the first lower clamping block and between the second upper clamping block and the second lower clamping block.

After the structure is adopted, the invention relates to a single-control double-side clamping device, for one side of an operation end, under the action of a power mechanism, a first lower clamping block is driven to move upwards and a transmission piece is driven to move downwards at the same time, so that under the action of a first reversing piece, the transmission piece can drive a first upper clamping block to move downwards so as to clamp a working panel together with the first lower clamping block;

meanwhile, the transmission piece moves downwards on one side of the operation end and can drag the second lower clamping block to enable the second lower clamping block to move upwards, and meanwhile, the transmission piece and the second reversing piece can drive the second upper clamping block to move downwards due to acting force of the transmission piece and the second reversing piece, so that clamping action of the non-operation end is realized.

Compared with the prior art, the invention realizes the effects of unilateral operation and bilateral control, and in addition, the clamping acting force is synchronous due to the relation of the transmission parts, so the clamping effect is good.

Drawings

FIG. 1 is a side cross-sectional view of the structure of the present invention.

FIG. 2 is a perspective view of the operating end assembly of the present invention.

FIG. 3 is a perspective view of the configuration of a non-operational end module according to the present invention.

FIG. 4 is a perspective view of another alternative construction of a non-operational end module in accordance with the present invention.

In the figure:

an operating end assembly-1; a first upper clamping block-11; a first reversing member-111;

a first upper jaw-112; a first lower clamping block-12; a first lower jaw-121;

a limiting through hole-13; a non-operational end assembly-2; a second upper clamping block-21;

a second reversing element-211; an anti-topsheet-212; a second upper jaw-213; a second lower clamping block-22;

a second lower jaw-221; a second left side panel-222; a second right side plate-223;

an opening-224; a gear lever-225; a return spring-23; a transmission part-3; a power mechanism-4;

a hand wheel-41; a screw rod-42; nut block-43; a limiting plate-431; a first bearing-44;

a second bearing-45; a working panel-5; a fixed seat-6; a limiting rod-61; a compression spring-7;

adjusting screw-8.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

Referring to fig. 1 to 4, a single-control double-sided clamping device according to the present invention includes an operating end assembly 1, a non-operating end assembly 2, and a transmission member 3; the operating end assembly 1 is provided with a first upper clamping block 11 and a first lower clamping block 12, the first upper clamping block 11 and the first lower clamping block 12 can move up and down relatively, and a first reversing piece 111 is formed on the first upper clamping block 11; the non-operating end assembly 2 is provided with a second upper clamping block 21 and a second lower clamping block 22, the second upper clamping block 21 and the second lower clamping block 22 can move up and down relatively, and a second reversing piece 211 is formed on the second upper clamping block 21; the operating end assembly 1 further comprises a power mechanism 4 for driving the first lower clamping block 12 to move upwards and driving the transmission member 3 to move downwards, one end of the transmission member 3 is connected with the power mechanism 4, and the other end of the transmission member 3 sequentially bypasses the first reversing member 111 and the second reversing member 211 and is connected with the second lower clamping block 22.

After the structure is adopted, for the operation end side, under the action of the power mechanism 4, the first lower clamping block 12 is driven to move upwards and the transmission piece 3 is driven to move downwards, so that under the action of the first reversing piece 111, the transmission piece 3 can drive the first upper clamping block 11 to move downwards, and further clamp the working panel 5 together with the first lower clamping block 12. Meanwhile, as the transmission piece 3 moves downwards at one side of the operation end, the transmission piece 3 can drag the second lower clamping block 22 to move upwards, and simultaneously, as the acting force between the transmission piece 3 and the second reversing piece 21 can drive the second upper clamping block 21 to move downwards, so that the clamping of the working panel at the non-operation end is realized.

Preferably, the power mechanism 4 includes a hand wheel 41, a screw rod 42, a nut block 43, a first bearing 44 and a second bearing 45. Hand wheel fixed connection is in lead screw 42 upper end, through screw-thread fit between lead screw 42 and the nut piece 43, lead screw 42 lower extreme loops through first bearing 44 and second bearing 45 and then rotates to be connected on first clamp splice 12, be formed with on the nut piece 43 and restrict nut piece 43 relative first clamp splice 12 pivoted limiting plate 431 down, first clamp splice 12 corresponds and is equipped with the gliding sliding tray about supplying limiting plate 431, makes nut piece 43 can reciprocate between first bearing 44 and second bearing 45 through rotatory lead screw 42, nut piece 43 and driving medium 3 fixed connection.

After adopting above-mentioned structure, when pressing from both sides tightly, drive lead screw 42 through rotatory handwheel 41 and rotate for the nut piece 43 drags driving medium 3 and moves down, and the driving medium 3 drags second lower clamp splice 22 and moves up simultaneously and makes second lower clamp splice 22 support and push against the lower surface of work panel 5. And then, the hand wheel 41 is continuously rotated to enable the transmission piece 3 to be continuously tightened, and when the transmission piece 3 is tightened, downward pressure is applied to the first reversing piece 111 and the second reversing piece 211, so that the first upper clamping block 11 and the second upper clamping block 21 move downwards to be tightly pressed on the upper surface of the working panel 5. Because the transmission member 3 is tightened to make the nut block 43 unable to move continuously, the first lower clamping block 12 moves upward relative to the nut block 43 when the hand wheel 41 is rotated, and simultaneously the first upper clamping block 11 is matched to clamp the working panel. The whole clamping process can be adjusted only by operating the power mechanism, so that the clamping device is very convenient and fast, the screw rod mechanism is convenient to maintain, and the price is low.

Preferably, the transmission member 3 is a steel wire rope, and the steel wire rope has high strength and is not easy to damage. First switching-over piece 111 and second switching-over piece 211 are for rotating the fixed pulley of connection on clamp splice 11 and the second clamp splice 21 on first respectively, the direction of force can be changed to the fixed pulley to can effectively reduce wire rope's frictional resistance, make things convenient for wire rope to control to drag.

Preferably, the fixing base 6 is provided with two limiting rods 61 which are vertically distributed, the first lower clamping block 12, the second lower clamping block 22, the first upper clamping block 11 and the second upper clamping block 21 are all provided with limiting through holes 13 which allow the limiting rods 61 on the fixing base 6 to penetrate through, the limiting through holes 13 are arranged along the vertical direction, when the working panel 5 is not clamped, the limiting rods 61 abut against the upper hole walls of the limiting through holes 13 to prevent the clamping blocks from falling, and meanwhile, the limiting holes 13 and the limiting rods 61 are matched to vertically move each clamping block to play a role in guiding.

More preferably, the number of the limiting rods 61 can be four, the number of the limiting through holes 13 is two, the limiting through holes 13 are arranged in parallel, each limiting through hole 13 is correspondingly inserted into two limiting rods 61, the structure is adopted, the guiding effect of the limiting rods 61 and the limiting through holes 13 is further enhanced, and the sliding block is more stable and stable in the moving process.

Preferably, the non-operating end assembly 2 also has a return spring 23 for applying an upward force to the second upper clamping block 21. The side surface of the second upper clamping block 21 is provided with a top abutting plate 212, the upper end of the reset spring 23 abuts against the top abutting plate 212, the lower end of the reset spring abuts against the limiting rod 61, when the second upper clamping block 21 and the second lower clamping block 22 clamp the working panel 5, the top abutting plate 212 and the limiting rod 61 are close to each other, the reset spring 23 is compressed and deformed under pressure, when the reset spring 23 is loosened, the top abutting plate 212 and the limiting rod 61 are abutted by the reset spring under the elastic action of the reset spring 23, so that the second upper clamping block 21 and the second lower clamping block 22 are separated and reset, the whole reset process is convenient and fast without manual operation, and the structure is simple and convenient to maintain.

Preferably, the operating end assembly 1 is also provided with a return spring 23 and an abutting piece 212, the abutting piece is arranged on the side surface of the first upper clamping block 11, the upper end of the return spring 23 abuts against the abutting piece 212, and the lower end abuts against the limiting rod 61, the return spring provides an upward acting force for the first upper clamping block 11, so that the first upper clamping block 11 and the first lower clamping block 12 can be separated and reset conveniently.

Preferably, the first upper clamping block 11 has a first upper clamping head 112, the first lower clamping block 12 has a first lower clamping head 121, and the first upper clamping head 11 and the first lower clamping head 12 are respectively arranged at the upper side and the lower side of the working panel; the second upper clamping block 21 is provided with a second upper clamping head 213, and the second lower clamping block 22 is provided with a second lower clamping head 221; the second upper jaw 213 and the second lower jaw 221 are respectively disposed at upper and lower sides of the working panel 5. In addition, according to the thickness of the working panel, an adjusting screw 8 may be installed at the first lower clamp 121 and the second lower clamp 221, thereby adjusting the clamping distance between the clamps.

Preferably, the second lower clamping block 22 is provided with a second left side plate 222 and a second right side plate 223, the second left side plate 222 and the second right side plate 223 are respectively provided with a plurality of openings 224 arranged at intervals along the vertical direction, the second lower clamping block 22 is further provided with a gear lever 225, the gear lever 225 is inserted in a pair of openings with equal heights on the second left side plate 222 and the second right side plate 223, the gear lever 225 is connected with the transmission piece 3, and after the structure is adopted, the distance between the upper and lower chucks can be further adjusted according to the inserting height of the selected gear lever 225, so that the invention can be applied to working panels 5 with more plate thicknesses.

Preferably, compression springs 7 are arranged between the first upper clamping block 11 and the first lower clamping block 12 and between the second upper clamping block 21 and the second lower clamping block 22, and the compression springs 7 provide elastic force when the clamping blocks are loosened, so that the upper clamping block and the lower clamping block can be conveniently separated from each other.

Compared with the prior art, the invention realizes the effects of unilateral operation and bilateral control, the clamp blocks can run more stably in the clamping and releasing processes, and in addition, the invention can adjust the distance between the upper clamp block and the lower clamp block by adjusting the installation height of the gear lever 225 or installing the adjusting screw 8 on the lower chuck, so that the invention can be suitable for working panels 5 with various specifications and has wider application range. In addition, due to the relation of the transmission parts, the clamping acting force is synchronous, and the clamping effect is good.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.