CN215616085U - Lightweight manual-automatic integrated self-locking pin cylinder - Google Patents

Abstract

The utility model discloses a lightweight manual-automatic integrated self-locking pin cylinder which comprises a shell, wherein a piston rod is arranged on a top plate of the shell in an inserting mode, a locking block is sleeved on the lower portion of the piston rod, locking holes are formed in the locking block, an installation cavity is formed in the shell through a plurality of partition plates, a locking mechanism is arranged in the installation cavity and comprises an electromagnet, sliding rods are arranged at two ends of the electromagnet, a permanent magnet is arranged at one end of each sliding rod, an iron sliding seat and a tension spring are sequentially sleeved on the outer wall of each sliding rod, connecting blocks are arranged at two ends of each iron sliding seat, a locking rod is arranged on one side of each iron sliding seat, a sealing cover plate is arranged at the top of the installation cavity, strip-shaped holes are symmetrically formed in the sealing cover plate, and sliding rods are connected in the strip-shaped holes in a sliding mode. The utility model can clamp the workpiece under the power-off and gas-off state, greatly reduce the phenomenon of workpiece falling, manually release self-locking and be more convenient to use.

Description

Lightweight manual-automatic integrated self-locking pin cylinder

Technical Field

The utility model relates to the field of automobile welding, in particular to a lightweight manual-automatic integrated self-locking pin cylinder.

Background

A vehicle body welding line which is one of four major production processes of automobile production is low-efficiency to high-efficiency, the development process of a flexible production line from industry 1.0 to industry 4.0 and from single-vehicle single line to multi-vehicle collinear is that a certain gap exists between the automobile industry of China and developed countries in both the whole design planning concept and the processing and manufacturing level, and in order to improve the quality and the productivity of domestic automobiles, stricter requirements on the production process are required to be provided, and higher requirements on tool fixtures in the automobile production are also provided.

The current clamping device who generally uses in welding the clamping apparatus carries and fixes automobile body spare through the clamping device step up car sheet metal component and assembly spare, then carries out automobile body work piece weldment work on next step to improve degree of automation, guarantee welding workpiece's welding precision and quality and efficiency.

The existing pin cylinder does not have a self-locking function generally, and once the power failure and gas failure occur, the clamping force fails, so that the clamping effect cannot be achieved, and the workpiece falls.

Therefore, it is necessary to provide a lightweight, self-locking pin cylinder to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a light-weight manual-automatic integrated self-locking pin cylinder, which solves the problem that the existing pin cylinder generally does not have a self-locking function, and once the power failure and the air break occur, the clamping force fails, so that the clamping effect cannot be realized, and the workpiece falls.

In order to achieve the above purpose, the utility model provides the following technical scheme: a lightweight manual-automatic integrated self-locking pin cylinder comprises a shell, wherein a piston rod is arranged on a top plate of the shell in an inserting mode, locking blocks are fixedly mounted on the lower portion of the piston rod, locking holes are formed in the locking blocks, an installation cavity is formed in the shell through a plurality of partition plates, a locking mechanism is arranged in the installation cavity and comprises an electromagnet, two sliding rods are arranged at two ends of the electromagnet and symmetrically arranged, a permanent magnet is mounted at one end, away from the electromagnet, of each sliding rod, the permanent magnet is fixedly connected with the cavity wall of the installation cavity, an iron sliding seat and an extension spring are sequentially sleeved on the outer wall of each sliding rod, two ends of the extension spring are fixedly connected with the permanent magnet and the iron sliding seat respectively, the iron sliding seat is slidably connected with the sliding rods, connecting blocks are arranged at two ends of the iron sliding seat and symmetrically arranged, one side of indisputable slide is equipped with the check lock lever, the one end and one of them connecting block fixed connection of check lock lever, the other end of check lock lever runs through one of them baffle and extends to piston rod department, check lock lever and locking hole phase-match, just the installation cavity top is equipped with sealed apron, the symmetry is equipped with the bar hole on the sealed apron, every the downthehole equal sliding connection of bar has the slide bar, the bottom and the iron sliding seat top of slide bar link to each other.

Preferably, the outside cover of check lock lever is equipped with the buffering subassembly, the buffering subassembly includes the packing element, install the solid fixed ring of first solid fixed ring and second on the outer wall of packing element side by side, first solid fixed ring and one of them baffle fixed connection, the equipartition has four at least bracing pieces, every on the first solid fixed ring the bracing piece is kept away from the one end of first solid fixed ring and is all with second solid fixed ring fixed connection, just the cover is equipped with buffer spring on the outer wall of bracing piece, buffer spring's both ends link to each other with the solid fixed ring of first solid fixed ring and second respectively, just check lock lever and packing element sliding connection.

Preferably, one side that the check lock pole was kept away from to the slide bar is equipped with the guide bar, the both ends of guide bar all with the chamber wall fixed connection of installation cavity, the cover is equipped with the slider side by side on the outer wall of guide bar, slider and guide bar sliding connection, slider and iron sliding seat one-to-one, slider and another connecting block fixed connection.

Preferably, the top end of the sliding rod is in threaded connection with a push block, and the push block is in sliding connection with the sealing cover plate.

Preferably, a supporting waist table is arranged above the locking mechanism, the supporting waist table is fixedly connected with the sealing cover plate, and the cross section of the sealing cover plate is T-shaped.

Preferably, the top of the locking block is provided with a buffer gasket, and the buffer gasket is fixedly connected with the locking block.

In the technical scheme, the utility model provides the following technical effects and advantages:

when the magnetic force of the permanent magnet disappears, the iron sliding seat drives the connecting block to be away from the permanent magnet through the elasticity of the extension spring and the magnetic force of the permanent magnet, the connecting block can drive the locking rod to be inserted into the locking hole to complete the self-locking of the pin cylinder, so that the workpiece can be clamped under the power-off and gas-off states, the phenomenon that the workpiece falls off can be greatly reduced, when the workpiece needs to be loosened, the two pushing blocks are pushed by hands to enable the two pushing blocks to be close to each other, the sliding rod is driven by the pushing blocks, the iron sliding seat is driven by the sliding rod to be away from the permanent magnet, the locking rod is separated from the locking hole, the manual unlocking is realized, and the use is more convenient;

the impact force generated when the connecting block moves is absorbed through the rubber barrel in a buffering mode, the impact force is further absorbed through the buffer spring arranged, the buffering effect is good, the probability of damage to the permanent magnet can be greatly reduced, and the service life of the device is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a view of the housing and bulkhead connection of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view of the piston rod construction of the present invention;

FIG. 5 is a schematic view of a buffer assembly according to the present invention.

Description of reference numerals:

1. a housing; 2. a piston rod; 3. sealing the cover plate; 4. a partition plate; 5. a support waist table; 6. an electromagnet; 7. an iron slide; 8. connecting blocks; 9. a guide bar; 10. a slide bar; 11. a slider; 12. an extension spring; 13. a permanent magnet; 14. a locking lever; 15. a buffer assembly; 16. a locking block; 17. a locking hole; 18. a cushion washer; 19. a strip-shaped hole; 20. a rubber cylinder; 21. a first retaining ring; 22. a buffer spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a light-weight manual-automatic integrated self-locking pin cylinder as shown in figures 1-5, which comprises a shell 1, wherein the shell 1 is made of light metal materials such as high-strength aluminum alloy materials, lightening holes or grooves can be formed in the shell 1 to lighten the weight of the whole pin cylinder, a piston rod 2 is inserted into a top plate of the shell 1, a locking block 16 is fixedly arranged at the lower part of the piston rod 2, a locking hole 17 is formed in the locking block 16, a mounting cavity is formed in the shell 1 through a plurality of partition plates 4, a locking mechanism is arranged in the mounting cavity and comprises an electromagnet 6, the electromagnet 6 is connected with a controller of automobile processing equipment through a lead, the controller controls the electromagnet 6 to be powered on and powered off, sliding rods 10 are arranged at two ends of the electromagnet 6, the two sliding rods 10 are symmetrically arranged, and a permanent magnet 13 is arranged at one end of the sliding rod 10, which is far away from the electromagnet 6, the permanent magnet 13 is fixedly connected with the wall of the installation cavity, the outer wall of the sliding rod 10 is sequentially sleeved with an iron slide seat 7 and an extension spring 12, two ends of the extension spring 12 are respectively fixedly connected with the permanent magnet 13 and the iron slide seat 7, the iron slide seat 7 is slidably connected with the sliding rod 10, two ends of the iron slide seat 7 are respectively provided with a connecting block 8, the two connecting blocks 8 are symmetrically arranged, one side of the iron slide seat 7 is provided with a locking rod 14, one end of the locking rod 14 is fixedly connected with one of the connecting blocks 8, the other end of the locking rod 14 penetrates through one of the partition plates 4 and extends to the position of the piston rod 2, the locking rod 14 is matched with a locking hole 17, the top of the installation cavity is provided with a sealing cover plate 3, the sealing cover plate 3 is symmetrically provided with strip-shaped holes 19, a sliding rod is slidably connected in each strip-shaped hole 19, and the bottom end of the sliding rod is connected with the top of the iron slide seat 7, the top end spiro union of slide bar has the ejector pad, ejector pad and 3 sliding connection of sealed apron, the ejector pad that sets up can the person of facilitating the use promote the slide bar, and it is more convenient to use.

Further, in the above technical scheme, the outside cover of check lock lever 14 is equipped with buffering subassembly 15, buffering subassembly 15 includes rubber cylinder 20, and rubber cylinder 20 adopts the preparation of heat-resisting rubber, install first solid fixed ring 21 and the solid fixed ring of second on the outer wall of rubber cylinder 20 side by side, first solid fixed ring 21 and one of them baffle 4 fixed connection, the equipartition has four at least bracing pieces on the first solid fixed ring 21, every the bracing piece is kept away from the one end of first solid fixed ring 21 and is all with second solid fixed ring fixed connection, just the cover is equipped with buffer spring 22 on the outer wall of bracing piece, buffer spring 22's both ends link to each other with first solid fixed ring 21 and the solid fixed ring of second respectively, and check lock lever 14 and rubber cylinder 20 sliding connection, when connecting block 8 contacts with rubber cylinder 20, absorb the impact force through rubber cylinder 20 buffering, further absorb the impact force through buffer spring 22 that sets up simultaneously, the buffering effect is good, so that the damage probability of the permanent magnet 13 can be greatly reduced.

Further, in above-mentioned technical scheme, one side that check lock lever 14 was kept away from to slide bar 10 is equipped with guide bar 9, and guide bar 9 has the guide effect, the both ends of guide bar 9 all with the chamber wall fixed connection of installation cavity, the cover is equipped with slider 11 on the outer wall of guide bar 9 side by side, slider 11 and guide bar 9 sliding connection, slider 11 and indisputable sliding seat 7 one-to-one, slider 11 and another connecting block 8 fixed connection drive connecting block 8 through indisputable sliding seat 7 and remove for connecting block 8 drives slider 11 and slides on guide bar 9, utilizes the cooperation of slider 11 and guide bar 9, can improve the stability when indisputable sliding seat 7 removes.

Further, in the above technical scheme, a supporting waist table 5 is arranged above the locking mechanism, the supporting waist table 5 is fixedly connected with the sealing cover plate 3, the cross section of the sealing cover plate 3 is T-shaped, the sealing cover plate 3 is supported by the supporting waist table 5, and the stability is high.

Further, in the above technical solution, a buffer washer 18 is disposed on the top of the locking block 16, the buffer washer 18 is fixedly connected to the locking block 16, and the buffer washer 18 reduces the impact force applied to the piston rod 2 during movement, so as to prolong the service life of the cylinder.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the equipment is powered off and air is cut off, the magnetic force of the permanent magnet 13 disappears, the iron slide seat 7 drives the connecting block 8 to be far away from the permanent magnet 13 through the elasticity of the extension spring 12 and the magnetic force of the permanent magnet 13, at the moment, the connecting block 8 drives the locking rod 14 to be inserted into the locking hole 17, the pin cylinder self-locking is realized through the plug-in connection of the locking rod 14 and the locking hole 17, the workpiece can be clamped under the power-off and air-cut state, the phenomenon that the workpiece falls off can be greatly reduced, when the workpiece needs to be loosened, the two push blocks are pushed by hands to enable the two push blocks to be close to each other, the slide rod is driven by the push block, the iron slide seat 7 is driven to be far away from the permanent magnet 13 by the slide rod, the locking rod 14 is separated from the locking hole 17, and the workpiece can be taken out after the self-locking is released;

referring to the attached drawings 1-5 of the specification, when the connecting block 8 is in contact with the rubber cylinder 20, the rubber cylinder 20 absorbs impact force in a buffering mode, meanwhile, the buffering spring 22 is arranged to further absorb the impact force, the buffering effect is good, and therefore the probability that the permanent magnet 13 is damaged can be greatly reduced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims (6)

1. The utility model provides a lightweight manual-automatic is from locking-type round pin jar, includes casing (1), its characterized in that: the improved structure of the magnetic coupling device is characterized in that a piston rod (2) is arranged on a top plate of the shell (1) in a penetrating mode, a locking block (16) is fixedly mounted on the lower portion of the piston rod (2), locking holes (17) are formed in the locking block (16), an installation cavity is formed in the shell (1) through a plurality of partition plates (4), a locking mechanism is arranged in the installation cavity and comprises an electromagnet (6), slide rods (10) are arranged at two ends of the electromagnet (6), the two slide rods (10) are symmetrically arranged, a permanent magnet (13) is installed at one end, far away from the electromagnet (6), of each slide rod (10), the permanent magnet (13) is fixedly connected with the wall of the installation cavity, an iron slide seat (7) and an extension spring (12) are sequentially sleeved on the outer wall of each slide rod (10), two ends of each extension spring (12) are fixedly connected with the corresponding permanent magnet (13) and the iron slide seat (7) respectively, iron slide (7) and slide bar (10) sliding connection, the both ends of iron slide (7) all are equipped with connecting block (8), two connecting block (8) are the symmetry and set up, one side of iron slide (7) is equipped with check lock lever (14), the one end and one of them connecting block (8) fixed connection of check lock lever (14), the other end of check lock lever (14) runs through one of them baffle (4) and extends to piston rod (2) department, check lock lever (14) and locking hole (17) phase-match, just the installation cavity top is equipped with sealed apron (3), the symmetry is equipped with bar hole (19) on sealed apron (3), every equal sliding connection has the slide bar in bar hole (19), the bottom and the iron slide (7) top of slide bar link to each other.

2. The lightweight manual-automatic integrated self-locking pin cylinder according to claim 1, characterized in that: the outside cover of check lock lever (14) is equipped with buffering subassembly (15), buffering subassembly (15) includes rubber cylinder (20), install first solid fixed ring (21) and the solid fixed ring of second on the outer wall of rubber cylinder (20) side by side, first solid fixed ring (21) and one of them baffle (4) fixed connection, the equipartition has four at least bracing pieces, every on first solid fixed ring (21) the bracing piece is kept away from the one end of first solid fixed ring (21) and all links to each other with the solid fixed ring fixed connection of second, just the cover is equipped with buffer spring (22) on the outer wall of bracing piece, the both ends of buffer spring (22) link to each other with first solid fixed ring (21) and the solid fixed ring of second respectively, just check lock lever (14) and rubber cylinder (20) sliding connection.

3. The lightweight manual-automatic integrated self-locking pin cylinder according to claim 1, characterized in that: one side that check lock lever (14) were kept away from in slide bar (10) is equipped with guide bar (9), the both ends of guide bar (9) all with the chamber wall fixed connection of installation cavity, the cover is equipped with slider (11) side by side on the outer wall of guide bar (9), slider (11) and guide bar (9) sliding connection, slider (11) and indisputable slide (7) one-to-one, slider (11) and another connecting block (8) fixed connection.

4. The lightweight manual-automatic integrated self-locking pin cylinder according to claim 1, characterized in that: the top end of the sliding rod is connected with a pushing block in a threaded mode, and the pushing block is connected with the sealing cover plate (3) in a sliding mode.

5. The lightweight manual-automatic integrated self-locking pin cylinder according to claim 1, characterized in that: the waist supporting platform is characterized in that a supporting waist platform (5) is arranged above the locking mechanism, the supporting waist platform (5) is fixedly connected with the sealing cover plate (3), and the cross section of the sealing cover plate (3) is T-shaped.

6. The lightweight manual-automatic integrated self-locking pin cylinder according to claim 1, characterized in that: the top of the locking block (16) is provided with a buffer gasket (18), and the buffer gasket (18) is fixedly connected with the locking block (16).

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