Auxiliary plugging mechanism for detecting sealing performance of injection molding part

Abstract

The utility model discloses an auxiliary plugging mechanism for detecting the sealing performance of an injection molding part. The auxiliary plugging mechanism comprises a workpiece pressing mechanism, a top and front side bidirectional linear plugging mechanism, a top plugging locking mechanism, a side face linear plugging mechanism, a bottom air supply locking mechanism, a bottom linear plugging air supply mechanism, a rear cam plugging mechanism and a feeding and discharging switching mechanism. The sliding rod, the curve sliding groove and the sliding rail are combined, so that the synchronous action of the multi-angle linear plug is realized; movement in two directions is integrated into movement of one air cylinder, so that the cost of equipment is effectively saved, the positioning precision and stability of the equipment are improved, and meanwhile, the equipment is more integrated. Aiming at the sealing performance detection in the injection molding part cavity of each water purifier, rapid integrated plugging can be realized, rapid, stable and effective assistance is provided for detecting the sealing performance of the water purifier, and excessive human intervention is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical design, in particular to an auxiliary blocking mechanism for detecting the sealing performance of an open injection molded part. Background Art

[0002] During the production and testing of water purifiers, an integrated injection-molded waterway board was developed to reduce the number of internal pipes. During the production process, internal pipes may be blocked, and injection molded parts may be cracked or damaged. A set of equipment is needed to quickly detect the sealing of internal pipes. Before testing the sealing, other openings of the waterway board must be effectively sealed, so this auxiliary sealing mechanism for injection molded parts of water purifiers was designed. Summary of the invention

[0003] The problem to be solved by the utility model is to propose an improvement plan or a replacement plan for the shortcomings of the above-mentioned prior art, especially to provide an efficient and stable automatic plugging auxiliary mechanism for the opening end of the waterway plate.

[0004] In order to solve the above problems, the solution adopted by the utility model is as follows: an auxiliary plugging mechanism for detecting the sealing of injection molded parts, characterized in that the auxiliary plugging mechanism includes a workpiece clamping mechanism, a top and front bidirectional linear plugging mechanism, a top plugging locking mechanism, a side linear plugging mechanism, a bottom air supply locking mechanism, a bottom linear plugging air supply mechanism, a rear cam plugging mechanism, and a loading and unloading switching mechanism;

[0005] The workpiece clamping mechanism comprises a base plate, a first mounting bracket, a first cylinder, a second mounting bracket and a clamping plate; the first cylinder is arranged above the base plate through the first mounting bracket, and the clamping plate is connected below the first cylinder, and the clamping plate is connected to the first mounting bracket through a telescopic sleeve rod; the second mounting bracket is arranged on the base plate and located on both sides of the clamping plate;

[0006] The loading and unloading switching mechanism is used to bring the workpiece into the testing station, and the loading and unloading switching mechanism is arranged on the base plate and is located below the clamping plate;

[0007] The top blocking and locking mechanism is arranged on the second mounting bracket and is used to lock the pressing plate after the pressing process is completed;

[0008] The top and front bidirectional linear blocking mechanism comprises a third mounting bracket, a third cylinder, a front blocking assembly, and a top blocking assembly; the third mounting bracket is sleeved on the telescopic sleeve rod and can move up and down along the sleeve rod; the third cylinder is arranged between the third mounting bracket and the clamping plate; the top blocking assembly is arranged on the lower surface of the third mounting bracket, and a hole matching it is opened on the clamping plate; the front blocking assembly comprises a front plug, a sliding rod, a curved slide groove, a sliding rail, a slider and an adapter block; the sliding rail is arranged on the lower surface of the clamping plate, the front plug is connected to the slider through the adapter block, the slider matches the sliding rail, the sliding rod is connected to the adapter block, the curved slide groove is arranged on the lower surface of the third mounting bracket, and the sliding rod matches the curved slide groove;

[0009] The side linear blocking mechanism is arranged on the second mounting bracket and is used to block the openings on the left and right sides of the workpiece;

[0010] The rear cam blocking mechanism is arranged on the lower surface of the pressing plate and is used to block the rear opening of the workpiece;

[0011] The bottom linear plugging and air supply mechanism is arranged on the lower surface of the substrate, and is used to plug the bottom opening of the workpiece and supply air for testing;

[0012] The bottom air supply locking mechanism is arranged on the lower surface of the base plate, located on both sides of the bottom linear sealing air supply mechanism, and is used to lock the bottom linear sealing air supply mechanism.

[0013] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the loading and unloading switching mechanism includes a second slide rail, a second slider, a hollow working platform and a workpiece pallet; the second slide rail is arranged on the base plate, the hollow working platform is connected to the second slide rail through the second slider, the workpiece pallet is placed on the hollow working platform, and the upper side of the workpiece pallet matches the workpiece, and the lower side matches the hollow working platform.

[0014] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the top sealing and locking mechanism includes a second cylinder and a second locking tongue, and the second cylinder is arranged on the second mounting bracket to push out the second locking tongue to lock the clamping plate.

[0015] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the side linear sealing mechanism includes a fourth cylinder and a side plug; two fourth cylinders are provided, which are respectively arranged on the second mounting brackets on the left and right sides, and the second mounting bracket is provided with a waist-shaped hole matching it to facilitate the adjustment of the installation position.

[0016] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the rear cam sealing mechanism includes a fifth cylinder and a rear plug; the fifth cylinder is arranged on the lower surface of the clamping plate, and the clamping plate is provided with a waist-shaped hole matching it to facilitate the adjustment of the installation position.

[0017] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the bottom linear sealing air supply mechanism includes a fourth mounting bracket, a sixth cylinder and a bottom air supply plug; the fourth mounting bracket is arranged on the lower surface of the substrate, and the bottom air supply plug is connected to the fourth mounting bracket through the sixth cylinder.

[0018] Furthermore, the auxiliary sealing mechanism for detecting the sealing of injection molded parts is characterized in that the bottom air supply locking mechanism includes a seventh cylinder and a first locking tongue, and the seventh cylinder is arranged on the lower surface of the base plate and is used to push out the first locking tongue to lock the bottom linear sealing air supply mechanism.

[0019] The technical effects of the utility model are as follows: This application designs an effective fixing and positioning tooling for the waterway plate, which is used to seal the pipeline opening of the injection molded part, so that the cavity can achieve a sealing effect and then effectively test the sealing of the injection molded part under pressure. By designing a linear plug sealed with double O-rings, each waterway plate opening is linearly and flipped in combination with cylinder movement and cam movement. That is, by combining the slide bar, the curved slide groove and the slide rail, the simultaneous movement of the multi-angle linear plug is realized; combining the movement in two directions into one cylinder movement effectively saves the cost of the equipment, increases the positioning accuracy and stability of the equipment, and also makes the equipment more integrated. The present invention is aimed at the sealing detection of the injection molded part cavity of each water purifier, and can quickly integrate the plugging, providing fast, stable and effective assistance for detecting its sealing without too much human intervention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 Schematic diagram of the auxiliary blocking mechanism.

[0021] Figure 2 A partial enlargement of the auxiliary plugging mechanism diagram Figure 1 .

[0022] Figure 3 Schematic diagram of the front side blocking assembly.

[0023] Figure 4 A partial enlargement of the auxiliary plugging mechanism diagram Figure 2 .

[0024] Figure 5 A partial enlargement of the auxiliary plugging mechanism diagram Figure 3 .

[0025] Figure 6 Schematic diagram of the workpiece. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0027] Embodiment: To solve the above-mentioned problems, the solution adopted by the utility model is as follows: an auxiliary sealing mechanism for detecting the sealing of injection molded parts, the auxiliary sealing mechanism including a workpiece clamping mechanism 1, a top and front bidirectional linear sealing mechanism 2, a top sealing and locking mechanism 3, a side linear sealing mechanism 4, a bottom air supply locking mechanism 5, a bottom linear sealing and air supply mechanism 6, a rear cam sealing mechanism 7, and a loading and unloading switching mechanism 8.

[0028] The workpiece clamping mechanism 1 includes a base plate 11, a first mounting bracket 12, a first cylinder 13, a second mounting bracket 15 and a clamping plate 14; the first cylinder 13 is arranged above the base plate 11 through the first mounting bracket 12, and is connected to the clamping plate 14 below, and the clamping plate 14 is connected to the first mounting bracket 12 through a telescopic sleeve; the second mounting bracket 15 is arranged on the base plate 11, located on both sides of the clamping plate 14.

[0029] The loading and unloading switching mechanism 8 is used to bring the workpiece into the testing station. The loading and unloading switching mechanism 8 is arranged on the base plate 11 and is located below the clamping plate 14; the loading and unloading switching mechanism 8 includes a second slide rail 81, a second slider 82, a hollow working platform 83 and a workpiece pallet 84; the second slide rail 81 is arranged on the base plate 11, and the hollow working platform 83 is connected to the second slide rail 81 through the second slider 82, and the workpiece pallet 84 is placed on the hollow working platform 83, and the upper side of the workpiece pallet 84 matches the workpiece, and the lower side matches the hollow working platform 83.

[0030] The top blocking and locking mechanism 3 is arranged on the second mounting bracket 15, and is used to lock the clamping plate 14 that completes the clamping process. The top blocking and locking mechanism 3 includes a second cylinder 31 and a second locking tongue 32. The second cylinder 31 is arranged on the second mounting bracket 15, and is used to push out the second locking tongue 32 to lock the clamping plate 14.

[0031] The top and front bidirectional linear blocking mechanism 2 includes a third mounting bracket 21, a third cylinder 22, a front blocking assembly 23, and a top blocking assembly 24; the third mounting bracket 21 is sleeved on the telescopic sleeve rod and can move up and down along the sleeve rod; the third cylinder 22 is arranged between the third mounting bracket 21 and the clamping plate 14; the top blocking assembly 24 is arranged on the lower surface of the third mounting bracket 21, and a hole matching it is opened on the clamping plate 14; the front blocking assembly 23 is provided on the top of the front side. The component 23 includes a front plug 231, a slide rod 232, a curved slide groove 233, a slide rail 234, a slider 235 and an adapter block 236; the slide rail 234 is arranged on the lower surface of the clamping plate 14, the front plug 231 is connected to the slider 235 through the adapter block 236, the slider 235 matches the slide rail 234, the slide rod 232 is connected to the adapter block 236, the curved slide groove 233 is arranged on the lower surface of the third mounting bracket 21, and the slide rod 232 matches the curved slide groove 233.

[0032] The side linear blocking mechanism 4 is arranged on the second mounting bracket 15, and is used to block the openings on the left and right sides of the workpiece. The side linear blocking mechanism 4 includes a fourth cylinder 41 and a side plug 42; there are two fourth cylinders, which are respectively arranged on the left and right sides of the second mounting bracket 15, and the second mounting bracket 15 is provided with a waist-shaped hole matching it, which is convenient for adjusting the installation position.

[0033] The rear cam blocking mechanism 7 is arranged on the lower surface of the clamping plate 14 to block the rear opening of the workpiece; the rear cam blocking mechanism 7 includes a fifth cylinder 71 and a rear plug 72; the fifth cylinder 71 is arranged on the lower surface of the clamping plate 14, and the clamping plate 14 is provided with a waist-shaped hole matching it, which is convenient for adjusting the installation position

[0034] The bottom linear sealing and air supply mechanism 6 is arranged on the lower surface of the substrate 11, and is used to seal the bottom opening of the workpiece and supply air for testing. The bottom linear sealing and air supply mechanism 6 includes a fourth mounting bracket 61, a sixth cylinder 62 and a bottom air supply plug 63; the fourth mounting bracket 61 is arranged on the lower surface of the substrate 11, and the bottom air supply plug 63 is connected to the fourth mounting bracket 61 through the sixth cylinder 62.

[0035] The bottom air supply locking mechanism 5 is arranged on the lower surface of the substrate 11, located on both sides of the bottom linear sealing air supply mechanism 6, and is used to lock the bottom linear sealing air supply mechanism 6. The bottom air supply locking mechanism 5 includes a seventh cylinder 51 and a first locking tongue 52. The seventh cylinder 51 is arranged on the lower surface of the substrate 11, and is used to push out the first locking tongue 52 to lock the bottom linear sealing air supply mechanism 6.

[0036] like Figure 1The figure shows an auxiliary plugging mechanism for detecting the sealing of injection molded parts disclosed in the present invention, which includes a workpiece clamping mechanism 1, a top linear blocking mechanism 2, a top blocking locking mechanism 3, a side linear blocking mechanism 4, a bottom air supply locking mechanism 5, a bottom linear blocking air supply mechanism 6, a rear cam blocking mechanism 7, and a loading and unloading switching mechanism 8. First, after manually loading the injection molded part on the contour positioning fixture, click the loading completion button, and the loading and unloading switching mechanism 8 brings the injection molded part into the test station. The workpiece clamping mechanism 1 first presses down to clamp the top of the workpiece to prevent movement after blocking. The rear cam blocking mechanism 7 and the top linear blocking mechanism 2 are linked to the top linear blocking mechanism 2 to block the top and back openings through the connecting plate, and the top blocking locking mechanism 3 is locked on the side to prevent rebound during high-pressure testing. After all openings are blocked, the bottom linear blocking air supply mechanism 6 moves upward to contour block and supply air to the cavity, and then the bottom air supply locking mechanism 5 extends out to lock the side, thus completing the auxiliary blocking action before the test.

Claims

1. An auxiliary sealing mechanism for detecting the sealing performance of injection molded parts, characterized in that: The auxiliary blocking mechanism comprises a workpiece clamping mechanism (1), a top and front bidirectional linear blocking mechanism (2), a top blocking locking mechanism (3), a side linear blocking mechanism (4), a bottom air supply locking mechanism (5), a bottom linear blocking air supply mechanism (6), a rear cam blocking mechanism (7), and a loading and unloading switching mechanism (8); The workpiece clamping mechanism (1) comprises a base plate (11), a first mounting bracket (12), a first cylinder (13), a second mounting bracket (15) and a clamping plate (14); the first cylinder (13) is arranged above the base plate (11) through the first mounting bracket (12), and is connected to the clamping plate (14) below, and the clamping plate (14) is connected to the first mounting bracket (12) through a telescopic sleeve rod; the second mounting bracket (15) is arranged on the base plate (11) and is located on both sides of the clamping plate (14); The loading and unloading switching mechanism (8) is used to bring the workpiece into the testing station, and the loading and unloading switching mechanism (8) is arranged on the base plate (11) and is located below the pressing plate (14); The top blocking and locking mechanism (3) is arranged on the second mounting bracket (15) and is used to lock the pressing plate (14) that has completed the pressing process; The top and front bidirectional linear blocking mechanism (2) comprises a third mounting bracket (21), a third cylinder (22), a front blocking assembly (23), and a top blocking assembly (24); the third mounting bracket (21) is sleeved on a telescopic sleeve rod and can move up and down along the sleeve rod; the third cylinder (22) is arranged between the third mounting bracket (21) and a clamping plate (14); the top blocking assembly (24) is arranged on the lower surface of the third mounting bracket (21), and a hole matching the top blocking assembly (24) is opened on the clamping plate (14); the front blocking assembly (23) comprises A front plug (231), a slide bar (232), a curved slide groove (233), a slide rail (234), a slider (235) and an adapter block (236); the slide rail (234) is arranged on the lower surface of the clamping plate (14); the front plug (231) is connected to the slider (235) through the adapter block (236); the slider (235) matches the slide rail (234); the slide bar (232) is connected to the adapter block (236); the curved slide groove (233) is arranged on the lower surface of the third mounting bracket (21); the slide bar (232) matches the curved slide groove (233); The side linear blocking mechanism (4) is arranged on the second mounting bracket (15) and is used to block the openings on the left and right sides of the workpiece; The rear cam blocking mechanism (7) is arranged on the lower surface of the pressing plate (14) and is used to block the rear opening of the workpiece; The bottom linear sealing and air supply mechanism (6) is arranged on the lower surface of the base plate (11) and is used to seal the bottom opening of the workpiece and to supply air for testing; The bottom air supply locking mechanism (5) is arranged on the lower surface of the base plate (11), located on both sides of the bottom linear blocking air supply mechanism (6), and is used to lock the bottom linear blocking air supply mechanism (6).

2. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The loading and unloading switching mechanism (8) comprises a second slide rail (81), a second slider (82), a hollow working platform (83) and a workpiece pallet (84); the second slide rail (81) is arranged on the base plate (11), the hollow working platform (83) is connected to the second slide rail (81) via the second slider (82), the workpiece pallet (84) is placed on the hollow working platform (83), and the upper side of the workpiece pallet (84) matches the workpiece, and the lower side matches the hollow working platform (83).

3. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The top blocking and locking mechanism (3) comprises a second cylinder (31) and a second locking tongue (32); the second cylinder (31) is arranged on a second mounting bracket (15) and is used to push out the second locking tongue (32) to lock the pressing plate (14).

4. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The side linear blocking mechanism (4) comprises a fourth cylinder (41) and a side plug (42); two fourth cylinders are provided, which are respectively arranged on the second mounting brackets (15) on the left and right sides, and the second mounting bracket (15) is provided with waist-shaped holes matching with the second mounting bracket to facilitate the adjustment of the mounting position.

5. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The rear cam blocking mechanism (7) comprises a fifth cylinder (71) and a rear plug (72); the fifth cylinder (71) is arranged on the lower surface of the clamping plate (14), and the clamping plate (14) is provided with a waist-shaped hole matching the fifth cylinder (71) to facilitate adjustment of the installation position.

6. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The bottom linear sealing air supply mechanism (6) comprises a fourth mounting bracket (61), a sixth air cylinder (62) and a bottom air supply plug (63); the fourth mounting bracket (61) is arranged on the lower surface of the base plate (11), and the bottom air supply plug (63) is connected to the fourth mounting bracket (61) via the sixth air cylinder (62).

7. The auxiliary sealing mechanism for detecting the sealing performance of injection molded parts according to claim 1, characterized in that: The bottom air supply locking mechanism (5) comprises a seventh air cylinder (51) and a first locking tongue (52); the seventh air cylinder (51) is arranged on the lower surface of the base plate (11) and is used to push out the first locking tongue (52) to lock the bottom linear blocking air supply mechanism (6).

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