Assembling clamp for weighing apparatus hardware fittings

Abstract

The invention provides a weighing apparatus hardware fitting assembling clamp, and relates to the technical field of hardware fitting processing, the weighing apparatus hardware fitting assembling clamp comprises a base, the rear end edge of the base is fixedly provided with an adjusting vertical plate in a vertically upward manner; an adjusting mechanism is vertically and fixedly installed on the left end edge of the side wall of the front end of the adjusting vertical plate. And a driven toothed plate is transversely mounted at the edge of the upper end of the side wall of the front end of the adjusting vertical plate. When an extrusion rod moves upwards along with an adjusting sliding plate, an extrusion column moves upwards along the inclined face of an extrusion guide block, a push block moves backwards under the action of a clamping rod and a spring, a workpiece is pushed backwards through a connecting rod, two-axis clamping alignment is conducted on the workpiece under the cooperation of a synchronous clamping plate, and the power source in the whole process can be achieved only through rotation of a servo motor; according to the double-shaft clamping device, the effects of double-shaft automatic alignment clamping and auxiliary heat dissipation can be achieved in the clamping process, and the problems that the assembling efficiency is low, and potential safety hazards of manual placement exist are solved.

Description

[0001] This application is a divisional application of the application filed on October 21, 2024, with application number 202411466292.8 and invention name “A kind of assembly fixture for weighing instrument hardware accessories”. Technical Field

[0002] The invention relates to the technical field of hardware accessories processing, in particular to an assembling fixture for weighing instrument hardware accessories. Background Art

[0003] Scales are instruments used to measure the mass of objects and are widely used in various fields such as industry, commerce, and agriculture. With the development of science and technology, modern scales are not only required to have high-precision weighing functions, but also to meet requirements such as convenient operation and compact structure.

[0004] In the manufacturing process of scales, the assembly of hardware accessories is a key link, which directly affects the performance and service life of the scale. Currently, in the process of processing scale hardware, clamps are often used to clamp and position them.

[0005] Especially when performing batch processing, multiple workpieces need to be assembled simultaneously to improve efficiency. When assembling multiple workpieces, the workpieces need to be placed as a whole in advance before assembly processing can be carried out. Not only is the assembly efficiency low, but there are also safety hazards of manual placement. Summary of the Invention

[0006] In view of this, the present invention provides an assembly fixture for weighing instrument hardware accessories. By adjusting the vertical plate, synchronous clamping plate, driven spoiler assembly and clamping assembly, the assembly fixture not only has the clamping and alignment function, but also has a coordinated heat dissipation effect.

[0007] The present invention provides an assembly fixture for weighing instrument hardware accessories, specifically comprising: a base, an adjustment plate fixedly mounted vertically upward at the rear edge of the base; an adjustment mechanism fixedly mounted vertically at the left edge of the front side wall of the adjustment plate; a driven gear plate horizontally mounted at the upper edge of the front side wall of the adjustment plate; The synchronous splint is an L-shaped structure, and seven synchronous splints are installed in a horizontal sliding manner on the front end of the adjustment vertical plate; an adjustment slide that can move vertically is installed horizontally in the middle of the front end of the adjustment vertical plate; extrusion rods are installed vertically forward in the middle of the left and right ends of the front end side walls of the adjustment slide; clamping assemblies are installed symmetrically on the left and right sides in the front middle of the top plane of the base; a connecting rod is connected between the left and right clamping assemblies; a driven spoiler assembly is installed longitudinally on the upper end of the synchronous splint.

[0008] Optionally, a stop block is fixedly installed horizontally in the middle of the top plane of the base, and above the stop block is the longitudinal horizontal part of the synchronization splint. The adjustment vertical plate includes a rail and a guide rod, and four rails with even upper and lower intervals are installed horizontally on the front end side wall of the adjustment vertical plate; guide rods are installed vertically at the left and right ends of the adjustment vertical plate.

[0009] Optionally, the adjustment mechanism includes a servo motor and a screw rod, and the servo motor is fixedly mounted at the upper left corner of the front end side wall of the adjustment vertical plate; the screw rod is vertically rotated and mounted on the adjustment vertical plate below the servo motor through a sleeve block, and the upper end of the screw rod is fixedly connected to the rotating shaft of the servo motor through a coupling, and the synchronous splint includes a shift post and a slide, and two slides are fixedly mounted on the rear end of the vertical part of the synchronous splint, and the upper and lower slides are respectively slidably engaged on two spaced-apart rails, while the upper and lower slides on adjacent synchronous splints are slidably engaged on the other two rails; a shift post is vertically fixedly mounted on the front end side wall of the vertical part of the synchronous splint.

[0010] Optionally, the adjustment slide includes an adjustment hole and a guide sleeve block, and the left and right ends of the adjustment slide are respectively provided with a guide sleeve block, and the guide sleeve block is slidably sleeved on the guide rod; seven adjustment holes are opened on the adjustment slide corresponding to the seven shifting posts, when the seven synchronous splints are in a dispersed state, the shifting posts are at the uppermost position of the adjustment hole, and when the seven synchronous splints are in a state close to each other, the shifting posts are at the lowermost position of the adjustment hole.

[0011] Optionally, the driven spoiler assembly includes a driven shaft, a gear and a fan wheel, and the driven shaft is longitudinally mounted on the middle part of the upper end of the synchronization splint; the rear end of the driven shaft is fixedly mounted with a gear, and the gear is engaged with the tooth groove at the lower end of the driven gear plate; the front end of the driven shaft is fixedly mounted with a fan wheel, and the fan wheels on two adjacent driven spoiler assemblies are staggered front and back.

[0012] Optionally, the clamping assembly includes a clamping rod, a push block, a spring and an extrusion guide block, the clamping rod is longitudinally slidably installed on the base through a fixed plate; the rear end of the clamping rod is fixedly connected to the push block, and the connecting rod is laterally connected between the left and right push blocks; a spring is mounted on the clamping rod on the front side of the push block; the upper end of the push block is fixedly installed with a vertical extrusion guide block, and the rear end of the upper end of the extrusion guide block is an inclined surface structure inclined obliquely rearward and downward, the extrusion rod includes a fork and an extrusion column, and the front end of the extrusion rod is a fork-shaped fork; the middle part of the front end of the fork is laterally installed with an extrusion column, and the extrusion column is tangent to the inclined surface of the rear end of the extrusion guide block.

[0013] Beneficial effects According to the assembly fixture of each embodiment of the present invention, when the extrusion rod moves up with the adjustment slide, the extrusion column moves up along the inclined surface of the extrusion guide block, and the push block moves backward under the action of the clamping rod and the spring, pushing the workpiece backward through the connecting rod, and with the cooperation of the synchronous clamping plate, the workpiece is clamped and aligned in two axes, and the power source for the entire process is only the rotation of the servo motor, which realizes the effect of automatic dual-axis alignment clamping and auxiliary heat dissipation during the clamping process.

[0014] When the adjustment slide moves upward in the present invention, the shifting post is guided by the adjustment hole to move the synchronous clamping plate inward, thereby achieving the purpose of the six synchronous clamping plates moving inward to synchronously clamp the workpieces, so that each workpiece can be placed in the corresponding work station, eliminating the problem of manual alignment and placement, improving assembly efficiency and avoiding the hidden dangers of dangerous accidents.

[0015] In addition, a fan wheel is fixedly installed at the front end of the driven shaft, and the fan wheels on the two adjacent driven spoiler assemblies are staggered front and back, so that when the synchronous splint moves, the driven spoiler assembly follows the movement, and the gear is engaged with the driven gear plate for transmission, so that the driven shaft rotates, and the fan wheel rotates to generate airflow, thereby performing auxiliary heat dissipation treatment for the assembly equipment, so that the device can also have the effect of auxiliary heat dissipation when performing synchronous clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments are briefly introduced below.

[0017] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] In the attached figure: Figure 1 It shows a schematic diagram of the upper left front axial view of the structure according to an embodiment of the present invention; Figure 2 The embodiment according to the present invention is shown Figure 1 A in the middle is a schematic diagram of the structure of the enlarged part; Figure 3 It shows a schematic diagram of the upper right rear axial view of the structure according to an embodiment of the present invention; Figure 4 It shows a schematic diagram of the right side structure according to an embodiment of the present invention; Figure 5 It shows a schematic diagram of a top view structure according to an embodiment of the present invention; Figure 6 It shows an axial structural schematic diagram of the separated state of the adjustment slide and the main body according to an embodiment of the present invention; Figure 7It shows a schematic diagram of the front axle structure in which the synchronization splint and the adjustment upright plate are partially separated according to an embodiment of the present invention; Figure 8 A schematic diagram of the axle-view structure of the embodiment of the present invention is shown in a state where the synchronization splint and the adjustment upright are partially separated.

[0019] List of reference numerals: 1. Base; 101. Stop block; 2. Adjustment plate; 201. Rail; 202. Guide rod; 3. Adjustment mechanism; 301. Servo motor; 302. Screw; 4. Driven gear plate; 5. Synchronous clamping plate; 501. Shift column; 502. Slide; 6. Adjustment slide; 601. Adjustment hole; 602. Guide sleeve; 7. Driven spoiler assembly; 701. Driven shaft; 702. Gear; 703. Fan wheel; 8. Clamping assembly; 801. Clamping rod; 802. Push block; 803. Spring; 804. Extrusion guide block; 9. Connecting rod; 10. Extrusion rod; 1001. Fork head; 1002. Extrusion column. DETAILED DESCRIPTION

[0020] In order to make the purpose, scheme and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the common meanings in the art. The same reference numerals in the drawings represent the same components.

[0021] Example: Please refer to Figures 1 to 8 : The present invention provides an assembly fixture for weighing instrument hardware accessories, comprising: a base 1, an adjustment plate 2 fixedly mounted vertically upward at the rear edge of the base 1; an adjustment mechanism 3 fixedly mounted vertically at the left edge of the front side wall of the adjustment plate 2; a driven tooth plate 4 installed horizontally at the upper edge of the front side wall of the adjustment plate 2, which can be used to cause a driven spoiler assembly 7 to rotate in accordance with a synchronous clamping plate 5; The synchronous splint 5 is an L-shaped structure, and the seven synchronous splints 5 are installed in a horizontal sliding manner at the front end of the adjustment vertical plate 2; a vertically movable adjustment slide 6 is installed horizontally in the middle of the front end of the adjustment vertical plate 2; an extrusion rod 10 is installed vertically forward in the middle of the left and right ends of the front end side wall of the adjustment slide 6; a clamping assembly 8 is installed symmetrically on the left and right sides at the front middle of the top plane of the base 1; a connecting rod 9 is connected between the left and right clamping assemblies 8; a driven spoiler assembly 7 is installed longitudinally on the upper end of the synchronous splint 5, and an airflow can be generated by the driven spoiler assembly 7 to facilitate auxiliary heat dissipation treatment of the processing machinery.

[0022] In addition, according to an embodiment of the present invention, a stop block 101 is fixedly installed horizontally in the middle of the top plane of the base 1, and above the stop block 101 is the longitudinal horizontal part of the synchronous clamping plate 5, which is used to stop the workpiece so that the workpiece can be stopped and aligned when it is squeezed and pushed, so as to facilitate assembly processing.

[0023] like Figure 1 As shown, the adjustment vertical plate 2 includes a rail 201 and a guide rod 202. Four rails 201 with even upper and lower intervals are horizontally installed on the front end side wall of the adjustment vertical plate 2; guide rods 202 are vertically installed on the left and right ends of the adjustment vertical plate 2. The synchronous clamping plate 5 can slide on the rail 201 for adjustment, and the guide rod 202 can vertically guide the movement of the adjustment slide 6 so that the adjustment slide 6 can adjust the distance between the synchronous clamping plates 5 by moving up and down, thereby achieving the purpose of clamping and aligning the workpiece.

[0024] In addition, according to an embodiment of the present invention, the adjustment mechanism 3 includes a servo motor 301 and a screw rod 302. The servo motor 301 is fixedly installed at the upper left corner of the front end side wall of the adjustment vertical plate 2; the screw rod 302 is vertically rotated and installed on the adjustment vertical plate 2 below the servo motor 301 through a sleeve. The upper end of the screw rod 302 is fixedly connected to the rotating shaft of the servo motor 301 through a coupling. When the servo motor 301 is working, it drives the screw rod 302 to rotate, and the adjustment slide 6 can move on the guide rod 202, thereby achieving the purpose of adjusting the position of the adjustment slide 6 by rotating the screw rod 302. At the same time, the self-locking function of the screw rod 302 can also be used to achieve the positioning of the adjustment slide 6.

[0025] In addition, according to an embodiment of the present invention, the synchronous splint 5 includes a shift post 501 and a slide 502, and the rear end of the vertical portion of the synchronous splint 5 is fixedly installed with two slides 502, and the upper and lower slides 502 are respectively slidably connected to the two mutually spaced rails 201, while the upper and lower slides 502 on the adjacent synchronous splints 5 are slidably connected to the other two rails 201; the front end side wall of the vertical portion of the synchronous splint 5 is vertically fixedly installed with a shift post 501, and the adjustment slide 6 includes an adjustment hole 601 and a guide sleeve 602, and the left and right ends of the adjustment slide 6 are respectively provided with guide sleeves 602, and the guide sleeves 602 are slidably connected to the guide rod 2 02; seven adjustment holes 601 are provided on the adjustment slide 6 corresponding to the seven shifting posts 501. When the seven synchronous splints 5 are in a dispersed state, the shifting posts 501 are at the uppermost position of the adjustment holes 601. When the seven synchronous splints 5 are close to each other, the shifting posts 501 are at the lowermost position of the adjustment holes 601. When the adjustment slide 6 moves upward, the shifting posts 501 are guided by the adjustment holes 601 to move the synchronous splints 5 inward, thereby achieving the purpose of synchronously clamping the workpieces by moving the six synchronous splints 5 inward, so that each workpiece can be placed in the corresponding work station, eliminating the problem of manual alignment and placement, improving assembly efficiency and avoiding the hidden dangers of dangerous accidents.

[0026] In addition, according to an embodiment of the present invention, the driven spoiler assembly 7 includes a driven shaft 701, a gear 702 and a fan wheel 703. The driven shaft 701 is longitudinally rotatably installed in the middle of the upper end of the synchronous splint 5; the rear end of the driven shaft 701 is fixedly installed with a gear 702, and the gear 702 is engaged with the tooth groove at the lower end of the driven gear plate 4; the front end of the driven shaft 701 is fixedly installed with a fan wheel 703, and the fan wheels 703 on the two adjacent driven spoiler assemblies 7 are staggered in a front-to-back state, so that when the synchronous splint 5 moves, the driven spoiler assembly 7 follows the movement, and the gear 702 is engaged with the driven gear plate 4 for transmission, so that the driven shaft 701 rotates, and the fan wheel 703 rotates to generate airflow, so that auxiliary heat dissipation treatment can be performed on the assembly equipment, so that the device can also have an auxiliary heat dissipation effect when performing synchronous clamping.

[0027] Furthermore, according to an embodiment of the present invention, Figure 7 and Figure 8As shown, the clamping assembly 8 includes a clamping rod 801, a push block 802, a spring 803 and an extrusion guide block 804. The clamping rod 801 is longitudinally slidably installed on the base 1 through a fixed plate; the rear end of the clamping rod 801 is fixedly connected to the push block 802, and the connecting rod 9 is horizontally connected between the left and right push blocks 802; the clamping rod 801 on the front side of the push block 802 is sheathed with a spring 803; the upper end of the push block 802 is fixedly installed with a vertical extrusion guide block 804, and the rear end of the upper end of the extrusion guide block 804 is an inclined surface structure inclined obliquely backward and downward. The extrusion rod 10 includes a fork 1001 and an extrusion column 1002, and the front end of the extrusion rod 10 is fork-shaped. Fork head 1001; an extrusion column 1002 is horizontally installed in the middle of the front end of the fork head 1001, and the extrusion column 1002 is tangent to the inclined surface of the rear end of the extrusion guide block 804. When the extrusion rod 10 moves up with the adjustment slide 6, the extrusion column 1002 moves up along the inclined surface of the extrusion guide block 804, and the push block 802 moves backward under the action of the clamping rod 801 and the spring 803, and pushes the workpiece backward through the connecting rod 9. With the cooperation of the synchronous clamping plate 5, the workpiece is clamped and aligned in two axes, and the power source for the whole process is only the rotation of the servo motor 301, which realizes that in the clamping process, the effect of automatic alignment clamping and auxiliary heat dissipation of two axes can be achieved.

[0028] Specific usage and function of this embodiment: In the present invention, the six workpieces to be assembled are placed on the base 1 between the synchronous splint 5 and the connecting rod 9 respectively, the servo motor 301 is turned on, the screw rod 302 is driven to rotate, and the slide plate 6 is adjusted so that it can move on the guide rod 202. When the adjustment slide plate 6 moves up, the lever 501 is guided by the adjustment hole 601 to move the synchronous splint 5 inward, and the front end of the driven shaft 701 is fixedly installed with a fan wheel 703. The fan wheels 703 on the two adjacent driven spoiler assemblies 7 are in a staggered state front and back, so that when the synchronous splint 5 moves, the driven spoiler assembly 7 Following the movement, the gear 702 meshes with the driven gear plate 4 for transmission, thereby causing the driven shaft 701 to rotate, and the fan wheel 703 rotates to generate airflow, thereby enabling auxiliary heat dissipation treatment for the assembly equipment. At the same time, when the extrusion rod 10 moves up with the adjustment slide 6, the extrusion column 1002 moves up along the inclined surface of the extrusion guide block 804, and the push block 802 moves backward under the action of the clamping rod 801 and the spring 803, and pushes the workpiece backward through the connecting rod 9. With the cooperation of the synchronous clamping plate 5, the workpiece is clamped and aligned on both axes, and the power source for the entire process is only the rotation of the servo motor 301.

[0029] Finally, it should be noted that when describing the positions of various components and the matching relationships between them, the present invention usually takes one / a pair of components as an example. However, those skilled in the art should understand that such positions, matching relationships, etc. are also applicable to other components / other pairs of components.

[0030] The above description is merely an exemplary embodiment of the present invention and is not intended to limit the scope of protection of the present invention. The scope of protection of the present invention is determined by the appended claims.

Claims

1. A fixture for assembling weighing instrument hardware accessories, characterized in that: include: The base has an adjustment plate fixedly mounted vertically upward at the rear edge of the base; an adjustment mechanism is fixedly mounted vertically at the left edge of the front side wall of the adjustment plate; a driven gear plate is horizontally mounted at the upper edge of the front side wall of the adjustment plate; Synchronous splints, the synchronous splints are L-shaped structures, and seven synchronous splints are horizontally slidably installed on the front end of the adjustment vertical plate; an adjustment slide that can move vertically is installed horizontally in the middle of the front end of the adjustment vertical plate; extrusion rods are installed vertically forward in the middle of the left and right ends of the front end side walls of the adjustment slide; clamping assemblies are symmetrically installed on the left and right sides at the front of the middle of the top plane of the base; a connecting rod is connected between the left and right clamping assemblies; a driven spoiler assembly is longitudinally installed on the upper end of the synchronous splint; A stopper is fixedly installed horizontally in the middle of the top plane of the base, and above the stopper is the longitudinal horizontal part of the synchronous splint; The adjustment plate includes a rail and a guide rod. Four rails are evenly spaced vertically on the front side wall of the adjustment plate. Guide rods are vertically installed on the left and right ends of the adjustment plate. The synchronous splint includes a shifting post and a slide. Two slides are fixedly installed on the rear end of the vertical part of the synchronous splint. The upper and lower slides are respectively slidably engaged on two mutually spaced rails, and the upper and lower slides on the adjacent synchronous splints are slidably engaged on the other two rails. The shifting post is vertically fixedly installed on the front end side wall of the vertical part of the synchronous splint. The adjustment slide includes adjustment holes and guide sleeves. The left and right ends of the adjustment slide are respectively provided with guide sleeves, and the guide sleeves are slidably sleeved on the guide rods. The adjustment slide is provided with seven adjustment holes corresponding to the seven shifting posts. The adjustment mechanism includes a servo motor and a screw, wherein the servo motor is fixedly mounted at the upper left corner of the front end side wall of the adjustment vertical plate; the screw is vertically rotatably mounted on the adjustment vertical plate below the servo motor through a sleeve block, and the upper end of the screw is fixedly connected to the rotating shaft of the servo motor through a coupling; The driven spoiler assembly includes a driven shaft, a gear, and a fan wheel. The driven shaft is longitudinally mounted on the middle portion of the upper end of the synchronization plate. The rear end of the driven shaft is fixedly mounted with a gear that meshes with the tooth groove at the lower end of the driven gear plate. The front end of the driven shaft is fixedly mounted with the fan wheel. The clamping assembly includes a clamping rod, a push block, a spring and an extrusion guide block. The clamping rod is longitudinally slidably installed on the base through a fixed plate; the rear end of the clamping rod is fixedly connected to the push block, and the connecting rod is horizontally connected between the left and right push blocks; a spring is mounted on the clamping rod on the front side of the push block; and a vertical extrusion guide block is fixedly installed on the upper end of the push block.

2. The assembly fixture for weighing instrument hardware accessories according to claim 1, characterized in that: The rear portion of the upper end of the extrusion guide block is a slope structure inclined obliquely toward the rear and downward.

3. The assembly fixture for weighing instrument hardware accessories according to claim 1, characterized in that: The impellers on two adjacent driven spoiler assemblies are in a staggered state front to back.

4. The assembly fixture for weighing instrument hardware accessories according to claim 1, characterized in that: When the seven synchronous splints are in a dispersed state, the shifting post is at the uppermost end of the adjustment hole; when the seven synchronous splints are in a state close to each other, the shifting post is at the lowermost end of the adjustment hole.

5. The assembly fixture for weighing instrument hardware accessories according to claim 1, characterized in that: The extrusion rod includes a fork and an extrusion column. The front end of the extrusion rod is a fork-shaped fork. The extrusion column is horizontally installed in the middle of the front end of the fork. The extrusion column is tangent to the rear end inclined surface of the extrusion guide block.

Images