CN113927912A

CN113927912A - Riveting device for cover plate of pressure gauge

Info

Publication number: CN113927912A
Application number: CN202111049696.3A
Authority: CN
Inventors: 程世伦; 成峰
Original assignee: Maanshan Exact Instrument Co ltd
Current assignee: Maanshan Exact Instrument Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-14

Abstract

The invention relates to a riveting device for a pressure gauge cover plate, which comprises a workbench, wherein the upper surface of the workbench is provided with a fixing mechanism for clamping a pressure gauge body, two sides of the workbench are fixedly provided with first supporting plates which are symmetrically distributed, a second supporting plate is fixed between the top ends of the two first supporting plates, the top of the second supporting plate is provided with a first moving cylinder and a second moving cylinder, the output end of the first moving cylinder is fixedly provided with a negative pressure sucker for adsorbing the pressure gauge cover plate, and the output end of the second moving cylinder is fixedly provided with a pressing mechanism for stably extruding the surface of the pressure gauge cover plate; the riveting device solves the problems that when the existing riveting device for the pressure gauge cover plate is used, a riveting point can only be fixed at a specific position, the adhesion of other positions is poor, the limitation is low, and meanwhile, the situation that the pressure gauge is shifted is often generated when riveting is carried out, so that the riveting position is inaccurate, and the riveting efficiency and the riveting quality are influenced.

Description

Riveting device for cover plate of pressure gauge

Technical Field

The invention relates to the technical field of pressure gauge production, in particular to a riveting device for a pressure gauge cover plate.

Background

The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very commonly applied and almost extends to all the fields of industrial processes and scientific researches. The method is widely available in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like. Especially in the industrial process control and technical measurement process, the mechanical pressure gauge is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge.

The apron of manometer is an important component of manometer, the apron adopts plastic material to make mostly, when production, need carry out the riveting with apron and manometer body, current manometer apron riveting device is when using, the riveting point can only be fixed in the specific position, the adhesion that leads to other positions is relatively poor, there is certain limitation, and simultaneously, often can produce the condition that the manometer shifted when carrying out the riveting, cause the position of riveting to be inaccurate, influence riveting efficiency and quality.

In order to solve the above-mentioned drawbacks, a technical solution is now provided.

Disclosure of Invention

The invention aims to provide a riveting device for a pressure gauge cover plate.

The technical problems to be solved by the invention are as follows:

when the existing riveting device for the pressure gauge cover plate is used, a riveting point can only be fixed at a specific position, so that the adhesion of other positions is poor, the limitation is low, and meanwhile, the situation that the pressure gauge is displaced is often generated when riveting is performed, so that the riveting position is not accurate, and the riveting efficiency and quality are influenced.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a manometer apron riveting device, includes the workstation, the upper surface of workstation is equipped with the fixed establishment that is used for centre gripping manometer body, and the both sides of workstation are fixed with the first backup pad of symmetric distribution, are fixed with the second backup pad between the top of two first backup pads, and the top of second backup pad is equipped with first removal cylinder and second removal cylinder, and the output of first removal cylinder is fixed with the negative sucker that is used for adsorbing the manometer apron, and the output of second removal cylinder is fixed with and is used for extrudeing firm mechanism of pushing down to manometer apron surface.

Furthermore, fixed establishment includes two symmetric distributions with the fixed fixing base of the upper surface looks of workstation, the surface one end of fixing base is fixed with fixed motor, the output of fixed motor is fixed with the threaded rod.

Furthermore, both ends of the outer surface of the threaded rod are respectively provided with a positive thread and a negative thread which are symmetrically distributed, the positive thread and the negative thread are respectively provided with a sliding seat which is symmetrically distributed, and the sliding seat is in threaded connection with the threaded rod.

Furthermore, the inside one side both ends of keeping away from the threaded rod of fixing base are equipped with the rotating gear of symmetric distribution respectively, and rotating gear rotates through the inside top and the bottom of rotating post with the fixing base to be connected, and the one end that the sliding seat is close to rotating gear is fixed with the removal rack, removes the rack and meshes with rotating gear mutually.

Furthermore, two the movable groove of symmetric distribution is seted up to the one side that the fixing base is close to each other, and the surface top of rotating the post is fixed with annular connecting rod, and the one end that the rotating post was kept away from to annular connecting rod passes movable groove and hinged joint has annular clamp plate.

Furthermore, a sliding groove is formed in the upper surface and the lower surface of the second supporting plate in a penetrating mode, and a first moving plate and a second moving plate are fixed to the bottoms of the first moving cylinder and the second moving cylinder respectively.

Furthermore, a first telescopic cylinder and a second telescopic cylinder are respectively fixed at two ends of the top of the second supporting plate, and output ends of the first telescopic cylinder and the second telescopic cylinder are respectively fixed with side surfaces of the first moving plate and the second moving plate.

Furthermore, the pressing mechanism comprises a pressing chamber fixed with the output end of the second movable cylinder, a sliding plate is connected inside the pressing chamber in a sliding mode, a plurality of sliding rods which are uniformly distributed are fixed at the bottom of the sliding plate, a pressing plate is fixed at the bottom end of the pressing chamber, and a reset spring is sleeved on the outer surface of each sliding rod.

Furthermore, two symmetrically distributed lower air cylinders are fixed at the top end of the inner part of the lower pressure chamber, and the output ends of the lower air cylinders are fixed with the upper surface of the sliding plate.

The invention has the beneficial effects that:

according to the riveting machine, the fixing mechanism is arranged, so that the fixing motor drives the threaded rod to rotate, the sliding seats are driven to mutually approach or depart from each other, the rotating gear is driven to rotate by the moving rack, the annular clamping plates are driven to mutually approach by matching with the annular connecting rod, and the pressure gauge body is clamped and fixed, so that the pressure gauge body is kept in a stable state during riveting, the problem that the cover plate is not aligned during riveting due to displacement caused by extrusion in the riveting process is avoided, and the riveting efficiency and quality are improved.

Through setting up the hold-down mechanism, make the manometer apron after carrying out the riveting, promote the sliding plate through holding down the cylinder and descend, the holding down plate of drive slide bar bottom carries out the compaction operation to the surface of manometer apron, make and carry out zonulae occludens between manometer apron and the manometer body, improve the fastness of riveting, a plurality of holding down plates that set up simultaneously, be convenient for all realize the compaction to each position of manometer apron upper surface, avoid appearing local compaction phenomenon, it is not firm to lead to the riveting, the quality of manometer apron riveting has been improved.

Drawings

The invention is described in further detail below with reference to the figures and specific embodiments.

FIG. 1 is a schematic view of the overall structure of a riveting device for a cover plate of a pressure gauge according to the present invention;

FIG. 2 is a side view of a second support plate of the present invention;

FIG. 3 is a top view of the internal structure of the fixing base of the present invention;

fig. 4 is a schematic structural view of the depressing mechanism of the present invention.

In the figure: 1. a work table; 2. a fixing mechanism; 3. a first support plate; 4. a second support plate; 5. a first moving cylinder; 6. a second moving cylinder; 7. a negative pressure sucker; 8. a pressing mechanism; 9. a sliding groove; 10. a first moving plate; 11. a second moving plate; 12. a first telescopic cylinder; 13. a second telescopic cylinder; 201. a fixed seat; 202. fixing a motor; 203. a threaded rod; 204. a sliding seat; 205. a rotating gear; 206. moving the rack; 207. a movable groove; 208. an annular connecting rod; 209. an annular clamping plate; 801. a lower pressure chamber; 802. a sliding plate; 803. a slide bar; 804. a lower pressing plate; 805. a return spring; 806. and pressing the cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a riveting device for a pressure gauge cover plate comprises a workbench 1, wherein the upper surface of the workbench 1 is provided with a fixing mechanism 2 for clamping a pressure gauge body, the fixing mechanism 2 is used for clamping and fixing the pressure gauge body so as to facilitate subsequent riveting operation, symmetrically distributed supporting legs are respectively fixed at positions, close to four corners, of the lower surface of the workbench 1 and used for supporting the workbench 1, symmetrically distributed first supporting plates 3 are fixed at two sides of the workbench 1, a second supporting plate 4 is fixed between the top ends of the two first supporting plates 3, a first moving cylinder 5 and a second moving cylinder 6 are arranged at the top of the second supporting plate 4, the first moving cylinder 5 and the second moving cylinder 6 can move at the top of the second supporting plate 4 so as to facilitate different operations on the pressure gauge alternately, a negative pressure sucker 7 for adsorbing the pressure gauge cover plate is fixed at the output end of the first moving cylinder 5, the output end of the second movable cylinder 6 is fixed with a pressing mechanism 8 which is used for extruding and stabilizing the surface of the pressure gauge cover plate.

Fixed establishment 2 includes two symmetric distributions with the fixed base 201 of the upper surface looks of workstation 1, the surface one end of fixed base 201 is fixed with fixed motor 202, fixed motor 202's output is fixed with threaded rod 203, threaded rod 203 passes fixed base 201 and is connected with the inside end wall rotation of fixed base 201, the surface both ends of threaded rod 203 are equipped with symmetric distribution's positive screw thread and contrary screw thread respectively, be equipped with symmetric distribution's sliding seat 204 on positive screw thread and the contrary screw thread respectively, sliding seat 204 and threaded rod 203 threaded connection, through setting up positive screw thread and contrary screw thread, make two sliding seat 204 realize the motion that is close to each other on threaded rod 203, thereby be convenient for follow-up to press from both sides tight fixedly to the manometer.

Two ends of one side of the inside of the fixed seat 201, which is far away from the threaded rod 203, are respectively provided with symmetrically distributed rotating gears 205, the rotating gears 205 are rotatably connected with the top end and the bottom end of the inside of the fixed seat 201 through rotating columns, one end of the sliding seat 204, which is close to the rotating gears 205, is fixed with a moving rack 206, the moving rack 206 is meshed with the rotating gears 205, the number of the rotating gears 205 and the number of the moving racks 206 which are arranged are respectively two and in one-to-one correspondence, so that the moving racks 206 are ensured to drive the rotating gears 205 to rotate, and subsequent clamping and fixing are facilitated.

The movable groove 207 of symmetric distribution has been seted up to one side that two fixing bases 201 are close to each other, the surface top of rotating the post is fixed with annular connecting rod 208, the one end that the rotating post was kept away from to annular connecting rod 208 passes movable groove 207 and hinged joint has annular clamping plate 209, annular connecting rod 208 and movable groove 207 sliding connection, the number of annular clamping plate 209 sets up to four and all with manometer body looks adaptation, the annular clamping plate 209 of being convenient for presss from both sides tightly the manometer body.

Through setting up fixed establishment 2, make fixed motor 202 drive threaded rod 203 rotate, it is close to or deviates from each other to drive sliding seat 204, thereby drive rotating gear 205 through removing rack 206 and rotate, cooperation annular connecting rod 208 drives annular clamping plate 209 and is close to each other, it is fixed to press from both sides the clamp to the manometer body, make the manometer body keep stable state when carrying out the riveting, avoid producing the displacement because the extrusion at the riveting in-process, apron is to inaccurate problem when causing the riveting, thereby improve the efficiency and the quality of riveting.

The upper and lower surface of the second support plate 4 is provided with a sliding groove 9 in a penetrating manner, the bottoms of the first moving cylinder 5 and the second moving cylinder 6 are respectively fixed with a first moving plate 10 and a second moving plate 11, the first moving plate 10 and the second moving plate 11 are both in sliding connection with the top of the second support plate 4, the output end of the first moving cylinder 5 penetrates through the first moving plate 10 and the sliding groove 9 respectively, and the output end of the second moving cylinder 6 penetrates through the second moving plate 11 and the sliding groove 9 respectively.

A first telescopic cylinder 12 and a second telescopic cylinder 13 are respectively fixed at two ends of the top of the second support plate 4, and output ends of the first telescopic cylinder 12 and the second telescopic cylinder 13 are respectively fixed with side surfaces of the first moving plate 10 and the second moving plate 11. The first movable cylinder 5 and the second movable cylinder 6 are driven to slide on the second support plate 4 through the first telescopic cylinder 12 and the second telescopic cylinder 13, so that the negative pressure sucker 7 and the pressing mechanism 8 are alternately positioned above the pressure gauge body, and riveting and compacting operations are respectively performed.

The pressing mechanism 8 comprises a pressing chamber 801 fixed with the output end of the second moving cylinder 6, the size of the pressing chamber 801 is matched with the size of the pressure gauge body, a sliding plate 802 is connected inside the pressing chamber 801 in a sliding mode, a plurality of sliding rods 803 which are uniformly distributed are fixed at the bottom of the sliding plate 802, the bottom end of each sliding rod 803 penetrates through the bottom of the pressing chamber 801 and is connected with the pressing chamber 801 in a sliding mode, a pressing plate 804 is fixed at the bottom end of the pressing chamber 801, a return spring 805 is sleeved on the outer surface of each sliding rod 803, and two ends of each return spring 805 are fixed with the outer bottom end of the pressing chamber 801 and the top of the corresponding pressing plate 804 respectively.

Two symmetrically distributed lower pressure cylinders 806 are fixed at the top end of the interior of the lower pressure chamber 801, and the output ends of the lower pressure cylinders 806 are fixed with the upper surface of the sliding plate 802. Through setting up hold-down mechanism 8, make the manometer apron after carrying out the riveting, promote sliding plate 802 through push down cylinder 806 and descend, the holding down plate 804 of drive slide bar 803 bottom carries out the compaction operation to the surface of manometer apron, make and carry out zonulae occludens between manometer apron and the manometer body, improve the fastness of riveting, a plurality of holding down plates 804 that set up simultaneously, be convenient for all realize the compaction to each position of manometer apron upper surface, avoid appearing local compaction phenomenon, it is not firm to lead to the riveting, the quality of manometer apron riveting has been improved.

The working principle is as follows:

when the pressure gauge is used, the pressure gauge body is firstly placed between the four annular clamping plates 209, the fixed motor 202 is started to drive the threaded rod 203 to rotate, the two sliding seats 204 are driven to mutually approach or depart through the threaded connection of the threaded rod 203 and the sliding seats 204, the rotating gear 205 is driven to rotate through the moving rack 206, and the annular clamping plates 209 are driven to mutually approach by matching with the annular connecting rod 208 to clamp and fix the pressure gauge body;

starting a first telescopic cylinder 12 to push a first moving cylinder 5 to move to the upper part of a pressure gauge body, starting the first moving cylinder 5 to push a negative pressure sucker 7 adsorbed with a pressure gauge cover plate to descend to be riveted with the pressure gauge body, continuing to start the first telescopic cylinder 12 to move away the first moving cylinder 5, starting a second telescopic cylinder 13 to push a second moving cylinder 6 to move to the upper part of the pressure gauge body, and starting the second moving cylinder 6 to push a pressing mechanism 8 to descend to the upper surface of the pressure gauge cover plate;

the lower pressing cylinder 806 is started to push the sliding plate 802 to descend, and the lower pressing plate 804 at the bottom end of the sliding rod 803 is driven to perform compaction operation on the surface of the pressure gauge cover plate, so that the pressure gauge cover plate and the pressure gauge body are tightly connected, and the riveting firmness is improved.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a manometer apron riveting device, includes workstation (1), a serial communication port, the upper surface of workstation (1) is equipped with fixed establishment (2) that are used for centre gripping manometer body, the both sides of workstation (1) are fixed with first backup pad (3) of symmetric distribution, be fixed with second backup pad (4) between the top of two first backup pad (3), the top of second backup pad (4) is equipped with first removal cylinder (5) and second removal cylinder (6), the output of first removal cylinder (5) is fixed with negative sucker (7) that are used for adsorbing the manometer apron, the output of second removal cylinder (6) is fixed with and is used for carrying out the firm mechanism (8) that pushes down of extrusion to manometer apron surface.

2. The riveting device for the cover plate of the pressure gauge according to claim 1, wherein the fixing mechanism (2) comprises two symmetrically distributed fixing seats (201) fixed with the upper surface of the workbench (1), one end of the outer surface of each fixing seat (201) is fixed with a fixing motor (202), and the output end of each fixing motor (202) is fixed with a threaded rod (203).

3. The riveting device for the cover plate of the pressure gauge according to claim 2, wherein the threaded rod (203) is provided at two ends of the outer surface thereof with symmetrically distributed positive threads and negative threads, the positive threads and the negative threads are provided with symmetrically distributed sliding seats (204), and the sliding seats (204) are in threaded connection with the threaded rod (203).

4. The riveting device for the pressure gauge cover plate according to claim 2, wherein two ends of one side of the inside of the fixed seat (201) far away from the threaded rod (203) are respectively provided with symmetrically distributed rotating gears (205), the rotating gears (205) are rotatably connected with the top end and the bottom end of the inside of the fixed seat (201) through rotating columns, one end of the sliding seat (204) close to the rotating gears (205) is fixedly provided with a moving rack (206), and the moving rack (206) is meshed with the rotating gears (205).

5. The riveting device for the pressure gauge cover plate according to claim 4, wherein the two fixed seats (201) are provided with symmetrically distributed movable grooves (207) at the side close to each other, the top end of the outer surface of the rotating column is fixed with an annular connecting rod (208), and one end of the annular connecting rod (208) far away from the rotating column penetrates through the movable grooves (207) and is hinged with an annular clamping plate (209).

6. The riveting device for the cover plate of the pressure gauge according to claim 1, wherein the upper and lower surfaces of the second support plate (4) are provided with a sliding groove (9) in a penetrating manner, and the bottoms of the first moving cylinder (5) and the second moving cylinder (6) are respectively fixed with a first moving plate (10) and a second moving plate (11).

7. The riveting device for the cover plate of the pressure gauge according to claim 1, wherein a first telescopic cylinder (12) and a second telescopic cylinder (13) are respectively fixed at two ends of the top of the second support plate (4), and output ends of the first telescopic cylinder (12) and the second telescopic cylinder (13) are respectively fixed with side surfaces of the first movable plate (10) and the second movable plate (11).

8. The riveting device for the cover plate of the pressure gauge according to claim 1, wherein the pressing mechanism (8) comprises a pressing chamber (801) fixed at the output end of the second movable cylinder (6), a sliding plate (802) is slidably connected inside the pressing chamber (801), a plurality of sliding rods (803) are uniformly distributed and fixed at the bottom of the sliding plate (802), a pressing plate (804) is fixed at the bottom end of the pressing chamber (801), and a return spring (805) is sleeved on the outer surface of the sliding rod (803).

9. The riveting device of the cover plate of the pressure gauge according to claim 8, wherein two symmetrically distributed lower pressure cylinders (806) are fixed at the top end of the inner part of the lower pressure chamber (801), and the output ends of the lower pressure cylinders (806) are fixed with the upper surface of the sliding plate (802).