阅读说明：本技术 用于重卡板状零件的吊装夹具 (Hoisting clamp for heavy truck plate-shaped part ) 是由 罗天生 罗南昌 雷作钊 于 2020-12-16 设计创作，主要内容包括：本发明涉及重卡零件加工技术领域,特别涉及一种用于重卡板状零件的吊装夹具,包括吊装夹具本体,所述吊装夹具本体包括机架、丝杆、导轨、第一滑块、第二滑块、第一夹爪和第二夹爪；通过在一条丝杆上设置螺纹方向相反的第一螺纹段和第二螺纹段,第一夹具通过第一滑块与第一螺纹段连接,第二夹具通过第二滑块与第二螺纹段连接,只需要驱动丝杆转动即可驱动第一滑块和第二滑块相向运动或背向运动,从而通过第一夹爪和第二夹爪夹持板状零件的边缘,利用该吊装夹具能够将板状零件水平地夹持输送至翻转定位装置的进料平台上,不再需要人工搬运板状零件,节约了人工成本,提高了效率,避免板状零件砸伤工人的风险。(The invention relates to the technical field of heavy truck part processing, in particular to a hoisting clamp for a heavy truck plate-shaped part, which comprises a hoisting clamp body, wherein the hoisting clamp body comprises a rack, a screw rod, a guide rail, a first sliding block, a second sliding block, a first clamping jaw and a second clamping jaw; through set up first screw thread section and second screw thread section that screw thread direction is opposite on a lead screw, first anchor clamps are connected with first screw thread section through first slider, the second anchor clamps pass through the second slider and are connected with the second screw thread section, only need drive lead screw rotation can drive first slider and second slider relative motion or motion dorsad, thereby through the edge of first clamping jaw and second clamping jaw centre gripping plate part, utilize this stone tongs can carry plate part horizontally the centre gripping to the feeding platform of upset positioner, no longer need artifical transport plate part, the cost of labor is practiced thrift, the efficiency is improved, avoid plate part to pound the risk of hindering the workman.)

1. The hoisting clamp for the heavy truck plate-shaped part is characterized by comprising a hoisting clamp body, wherein the hoisting clamp body comprises a rack, a screw rod, a guide rail, a first sliding block, a second sliding block, a first clamping jaw and a second clamping jaw;

the screw rod is horizontally and rotatably connected with the rack, the guide rail is connected with the rack, the screw rod is parallel to the guide rail, a first thread section and a second thread section are arranged on the screw rod, the thread direction of the first thread section is opposite to that of the second thread section, the first sliding block is in thread fit with the first thread section through a first nut, the first sliding block is in sliding connection with the guide rail, the second sliding block is in thread fit with the second thread section through a second nut, and the second sliding block is in sliding fit with the guide rail;

the first clamping jaw is connected to the lower portion of the first sliding block, and the second clamping jaw is connected to the lower portion of the second sliding block.

2. The stone tongs for heavy cardboard shaped parts of claim 1, wherein the first clamping jaw and the second clamping jaw are identical in structure and symmetrical to each other, the first clamping jaw comprises a support base and L-shaped right angle steel, a rotating shaft is arranged at the right angle of the L-shaped right angle steel, the rotating shaft is horizontally connected to the support base, a convex edge extending towards the inner side is arranged at the lower end of the support base, the upper surface of the convex edge is an inclined surface, so that the bottom surface of the L-shaped right angle steel is obliquely attached to the upper surface of the convex edge in a free state of the first clamping jaw.

3. A jigger for lifting board-like elements as claimed in claim 2 wherein the angle between the inclined surface and the horizontal plane is in the range 15 to 35 degrees.

4. The stone tongs of claim 2, wherein the inner side of the support base has a stop groove for engaging the side of the L-steel right angle, such that the side of the L-steel right angle engages the inner side of the stop groove when the first jaw is in the position for gripping the slab.

5. A lifting clamp for heavy truck-like parts according to claim 1, characterized in that the lower part of the frame is provided with an electromagnet, which is located above and between the first jaw and the second jaw.

6. A lifting clamp for heavy truck-like parts according to claim 5 characterized in that the lower part of the electromagnet is provided with a vacuum chuck.

7. The stone tongs for heavy cardboard like parts of claim 1 further comprising a drive motor, said drive motor being in driving connection with a lead screw.

8. The vertically lifting clamp for heavy truck-like parts as claimed in claim 1, wherein more than 2 lifting rings are connected to the upper part of the frame.

9. The lifting clamp for heavy truck plate-shaped parts according to claim 1, characterized in that the number of the guide rails is 2, and the guide rails are symmetrically distributed on two sides of the screw rod.

Technical Field

The invention relates to the technical field of heavy truck part processing, in particular to a hoisting clamp for a heavy truck plate-shaped part.

Background

The application number 201910793670.6 discloses a turnover positioning device for processing and detecting heavy truck parts, which can clamp heavy truck parts on the inner side of a clamping tool by designing the structures of a first clamping tool and a second clamping tool, and can push and adjust the front and rear positions of the second clamping tool through an adjusting push rod at the rear end of the second clamping tool, so that the distance between the second clamping tools can be adjusted according to the width of the parts.

However, fixing the heavy plate-shaped parts by using the positioning tool needs a plurality of workers to clamp the heavy plate-shaped parts on the inner side of the clamping tool, which is difficult, consumes labor cost and labor hour, and is easy to hurt by the heavy plate-shaped parts.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a be used for heavily block plate-shaped part upset location to detect dedicated stone tongs, solve the tradition and rely on the manual work to install the problem of difficulty with plate-shaped part on upset positioner.

In order to solve the technical problems, the invention adopts the technical scheme that:

a hoisting clamp for heavy truck plate-shaped parts comprises a hoisting clamp body, wherein the hoisting clamp body comprises a rack, a screw rod, a guide rail, a first sliding block, a second sliding block, a first clamping jaw and a second clamping jaw;

the screw rod is horizontally and rotatably connected with the rack, the guide rail is connected with the rack, the screw rod is parallel to the guide rail, a first thread section and a second thread section are arranged on the screw rod, the thread direction of the first thread section is opposite to that of the second thread section, the first sliding block is in thread fit with the first thread section through a first nut, the first sliding block is in sliding connection with the guide rail, the second sliding block is in thread fit with the second thread section through a second nut, and the second sliding block is in sliding fit with the guide rail;

the first clamping jaw is connected to the lower portion of the first sliding block, and the second clamping jaw is connected to the lower portion of the second sliding block.

The invention has the beneficial effects that: according to the hoisting clamp structure for the heavy truck plate-shaped part, the first thread section and the second thread section which are opposite in thread direction are arranged on the screw rod, the first clamp is connected with the first thread section through the first sliding block, the second clamp is connected with the second thread section through the second sliding block, the first sliding block and the second sliding block can be driven to move oppositely or move backwards only by driving the screw rod to rotate, so that the edge of the plate-shaped part is clamped through the first clamping jaw and the second clamping jaw, the plate-shaped part can be horizontally clamped and conveyed to the feeding platform of the turnover positioning device through the hoisting clamp, the plate-shaped part does not need to be carried manually, the labor cost is saved, the efficiency is improved, and the risk that workers are injured by the plate-shaped part is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a lifting clamp for heavy truck-shaped parts according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

description of reference numerals:

1. a frame; 2. a screw rod; 21. a first thread segment; 22. a second thread segment; 3. a guide rail; 4. a first slider; 5. a second slider; 6. a first jaw; 61. l-shaped right angle steel; 62. a supporting seat; 621. a limiting groove; 63. a convex edge; 631. a bevel; 7. a second jaw; 8. an electromagnet; 9. a vacuum chuck; 10. a motor; 11. a lifting ring.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 and 2, the invention relates to a lifting clamp for heavy truck-shaped parts, which comprises a lifting clamp body, wherein the lifting clamp body comprises a rack 1, a screw rod 2, a guide rail 3, a first sliding block 4, a second sliding block 5, a first clamping jaw 6 and a second clamping jaw 7;

the lead screw 2 is horizontally and rotatably connected to the rack 1, the guide rail 3 is connected with the rack 1, the lead screw 2 is parallel to the guide rail 3, a first thread section 21 and a second thread section 22 are arranged on the lead screw 2, the thread directions of the first thread section 21 and the second thread section 22 are opposite, the first sliding block 4 is in thread fit with the first thread section 21 through a first nut, the first sliding block 4 is in sliding connection with the guide rail 3, the second sliding block 5 is in thread fit with the second thread section 22 through a second nut, and the second sliding block 5 is in sliding fit with the guide rail 3;

the first clamping jaw 6 is connected to the lower part of the first sliding block 4, and the second clamping jaw 7 is connected to the lower part of the second sliding block 5.

In the hoisting clamp structure for heavy truck plate-shaped parts, the first thread section 21 and the second thread section 22 with opposite thread directions are arranged on one screw rod 2, the first clamp is connected with the first thread section 21 through the first sliding block 4, the second clamp is connected with the second thread section 22 through the second sliding block 5, the first sliding block 4 and the second sliding block 5 can be driven to move oppositely or move backwards only by driving the screw rod 2 to rotate, the edges of the plate-shaped parts are clamped through the first clamping jaw 6 and the second clamping jaw 7, the plate-shaped parts can be horizontally clamped and conveyed to a feeding platform of the turnover positioning device by utilizing the hoisting clamp, the plate-shaped parts do not need to be manually conveyed, the labor cost is saved, the efficiency is improved, and the risk that the plate-shaped parts injure workers is avoided.

Further, among the above-mentioned stone tongs structure for heavily block plate-like part, first clamping jaw 6 is the same and mutual symmetry with the structure of second clamping jaw 7, first clamping jaw 6 includes supporting seat 62 and L shape right angle steel 61, the right angle department of L shape right angle steel 61 is equipped with the pivot, the pivot is connected in supporting seat 62 horizontally, the lower extreme of supporting seat 62 is equipped with the protruding edge 63 to inboard extension, the upper surface of protruding edge 63 is inclined plane 631, makes first clamping jaw 6 under free state, and the bottom surface of L shape right angle steel 61 is laminated in the upper surface of protruding edge 63 aslope.

As can be seen from the above description, by designing the above-mentioned special structure of the clamping jaw, specifically designing the structure of the L-shaped right-angle steel 61, the advantage is that when the clamping jaw is in a free state, i.e. a state without clamping the plate-shaped part, the bottom surface of the L-shaped right-angle steel 61 is obliquely attached to the upper surface of the convex edge 63, this feature can be realized by weighting the free end of the bottom surface of the L-shaped right-angle steel 61, when clamping the plate-shaped part, the bottom plate of the L-shaped right-angle steel 61 is more easily inserted into the gap between the plate-shaped part and the placing table in an oblique state, so as to scoop up the edge of the plate-shaped part, the plate-shaped part is integrally separated from the placing table by the mutual cooperation of the first clamping jaw 6 and the second clamping jaw 7, the side edge of the plate-shaped part contacts the side plate of the L-shaped right-angle steel 61 by the opposite movement of the first clamping jaw 6 and the second clamping jaw 7, at this moment L shape right-angle steel 61's bottom plate gradually tends to the horizontality, hold up platelike part's bottom surface edge voluntarily, thereby realize platelike part centre gripping more steadily, when unloading, only need control first clamping jaw 6 and second clamping jaw 7 back of the body motion mutually, L shape right-angle steel 61's curb plate loses the clamping action to platelike part, and get back to the tilt state, L shape right-angle steel 61's bottom plate gets back to the tilt state again, the whereabouts that makes platelike part forms cushioning effect, avoid platelike part fall at the excessive speed and injure by a crashing object.

Further, in the hoisting clamp structure for heavy truck plate-shaped parts, the included angle between the inclined surface 631 and the horizontal plane is 15-35 degrees.

Further, in the above-mentioned stone tongs structure for heavily blocking plate-like part, the medial surface of supporting seat 62 is equipped with the spacing recess 621 with the side complex of L shape right-angle steel 61, makes first clamping jaw 6 under the clamp plate-like part state, and the side of L shape right-angle steel 61 is laminated with the medial surface of spacing recess 621.

Further, in the hoisting clamp structure for heavy truck-shaped parts, the electromagnet 8 is arranged at the lower part of the frame 1, and the electromagnet 8 is positioned above the space between the first clamping jaw 6 and the second clamping jaw 7.

From the above description, when the plate-shaped part is iron, after the first clamping jaw 6 and the second clamping jaw 7 are matched with each other to clamp the plate-shaped part, the plate-shaped part can be adsorbed by the pneumatic electromagnet 8, so that the auxiliary fixing function is achieved, and the clamping of the plate-shaped part is more stable.

Furthermore, in the hoisting clamp structure for heavy truck plate-shaped parts, the lower part of the electromagnet 8 is provided with a vacuum chuck 9.

From the above description, after the first clamping jaw 6 and the second clamping jaw 7 cooperate with each other to clamp the plate-shaped part, the plate-shaped part can be adsorbed by the vacuum chuck 9, so as to play a role in assisting and fixing, and thus the clamping of the plate-shaped part is more stable.

Further, in the hoisting clamp structure for the heavy truck plate-shaped part, the hoisting clamp structure further comprises a driving motor 10, and the driving motor 10 is in transmission connection with the screw rod 2.

As can be seen from the above description, the first clamping jaw 6 and the second clamping jaw 7 can move towards or away from each other only by driving the screw rod 2 to rotate through one driving motor 10.

Further, in the hoisting clamp structure for heavy truck plate-shaped parts, the upper part of the frame 1 is connected with more than 2 hoisting rings 11.

As can be seen from the above description, the plate-shaped parts can be conveniently lifted by the crane by connecting more than 2 lifting rings 11 to the upper part of the frame 1 to connect the lifting hooks of the crane.

Furthermore, in the hoisting clamp structure for heavy truck plate-shaped parts, the number of the guide rails 3 is 2, and the guide rails 3 are symmetrically distributed on two sides of the screw rod 2.

The guide rail 3 structures symmetrically arranged on the two sides of the screw rod 2 can improve the structural stability of the first clamping jaw 6 and the second clamping jaw 7 when clamping the plate-shaped part.

Example 1

A hoisting clamp for heavy truck plate-shaped parts comprises a hoisting clamp body, wherein the hoisting clamp body comprises a rack 1, a screw rod 2, a guide rail 3, a first sliding block 4, a second sliding block 5, a first clamping jaw 6 and a second clamping jaw 7; the lead screw 2 is horizontally and rotatably connected to the rack 1, the guide rail 3 is connected with the rack 1, the lead screw 2 is parallel to the guide rail 3, a first thread section 21 and a second thread section 22 are arranged on the lead screw 2, the thread directions of the first thread section 21 and the second thread section 22 are opposite, the first sliding block 4 is in thread fit with the first thread section 21 through a first nut, the first sliding block 4 is in sliding connection with the guide rail 3, the second sliding block 5 is in thread fit with the second thread section 22 through a second nut, and the second sliding block 5 is in sliding fit with the guide rail 3; the first clamping jaw 6 is connected to the lower part of the first sliding block 4, and the second clamping jaw 7 is connected to the lower part of the second sliding block 5. First clamping jaw 6 is the same and mutual symmetry with second clamping jaw 7's structure, first clamping jaw 6 includes supporting seat 62 and L shape steel angle 61, L shape steel angle 61's right angle department is equipped with the pivot, the pivot is connected horizontally in supporting seat 62, the lower extreme of supporting seat 62 is equipped with the protruding edge 63 that extends to the inboard, the upper surface of protruding edge 63 is inclined plane 631, makes first clamping jaw 6 under free state, and the bottom surface of L shape steel angle 61 is laminated in protruding upper surface along 63 aslope. The inclined surface 631 forms an angle of 15-35 degrees with the horizontal plane. The medial surface of supporting seat 62 is equipped with the spacing recess 621 with the side complex of L shape right-angle steel 61, makes first clamping jaw 6 under the clamp plate-like part state, and the side of L shape right-angle steel 61 is laminated with the medial surface of spacing recess 621. The lower part of the frame 1 is provided with an electromagnet 8, and the electromagnet 8 is positioned above the space between the first clamping jaw 6 and the second clamping jaw 7. And a vacuum chuck 9 is arranged at the lower part of the electromagnet 8. The screw rod driving device further comprises a driving motor 10, and the driving motor 10 is in transmission connection with the screw rod 2. The upper part of the frame 1 is connected with more than 2 lifting rings 11. The number of the guide rails 3 is 2, and the guide rails 3 are symmetrically distributed on two sides of the screw rod 2.

In summary, in the hoisting clamp structure for heavy truck plate-shaped parts provided by the invention, the first thread section and the second thread section with opposite thread directions are arranged on the screw rod, the first clamp is connected with the first thread section through the first slide block, the second clamp is connected with the second thread section through the second slide block, and the first slide block and the second slide block can be driven to move oppositely or move back to back only by driving the screw rod to rotate, so that the edge of the plate-shaped part is clamped by the first clamping jaw and the second clamping jaw. By designing the special clamping jaw structure, the L-shaped right-angle steel structure is specifically designed, the L-shaped right-angle steel structure has the advantages that when the clamping jaw is in a free state, namely, in a state without clamping the plate-shaped part, the bottom surface of the L-shaped right-angle steel is obliquely attached to the upper surface of the convex edge, the characteristic can be realized by weighting the weight of the free end of the bottom surface of the L-shaped right-angle steel, when the plate-shaped part is clamped, the bottom plate of the L-shaped right-angle steel is more easily inserted into a gap between the plate-shaped part and a placing table in an inclined state, so that the edge of the plate-shaped part is shoveled, the plate-shaped part is integrally separated from the placing table through the mutual matching of the first clamping jaw and the second clamping jaw, the side edge of the right-angle plate-shaped part is contacted with the side plate of the L-shaped steel through the opposite movement of the first clamping, the bottom plate of L shape right angle steel at this moment tends to the horizontality gradually, spontaneously holds up the bottom surface edge of platelike part to realize platelike part centre gripping more steadily, when unloading, only need control first clamping jaw and second clamping jaw back of the body motion, the curb plate of L shape right angle steel loses the clamping action to platelike part, and get back to the tilt state, the tilt state is got back to again to the bottom plate of L shape right angle steel, the whereabouts that makes platelike part forms cushioning effect, avoid platelike part to fall at the excessive speed and injure by a crashing object.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.