A preforming machine for producing rubber seals

Abstract

The utility model discloses a preforming machine for rubber seal production, relates to the technical field of rubber seal production, comprises a fixing mechanism, one side of the fixing mechanism is connected with a movable pressing mechanism, one end of the fixing mechanism is fixedly provided with a rubber member bottom supporting mechanism, the utility model solves the problem that the existing rubber sheet preforming equipment is difficult to batch convey the formed rubber sheets, and the pressing of the upper and lower ends may cause pressing deviation, the utility model is provided by the matching arrangement of the conveyor belt and the unloading conveying mechanism, the guide rail frame in the unloading conveying mechanism drives the lower moving block to move up and down to unload the material into the conveyor belt, and batch conveying is completed, through the matching arrangement of the pressing mechanism and the unloading conveying mechanism, the two sides of the lifting and lowering pressing block are connected with upper buffer components, the upper buffer component and the lower buffer mechanism have the same structure, so as to realize buffer pressing, the support plate is fixed, the lower moving block shapes the rubber member, and the lifting and lowering pressing block is in the shape of a flat plate, so as to prevent the dislocation caused by pressing.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber sealing component production, in particular to a preforming machine for producing rubber sealing components. Background Art

[0002] The preforming machine for rubber seal production is a kind of equipment used to make rubber seals. It can help preform the rubber material for subsequent production processes.

[0003] A rubber sheet preforming device with publication number CN220280389U includes a workbench mechanism, the workbench mechanism includes a workbench, a pillar, a first elevator bracket, a second elevator bracket and a molding die cover, a demoulding mechanism, the demoulding mechanism includes a first elevator, the first elevator bracket is fixedly connected to a first elevator, the first elevator is fixedly connected to an ejector bracket, the ejector bracket is fixedly connected to an ejector, an ejector hole is opened on the workbench, a water tank is fixedly connected to the workbench, and a first ejector is opened on the water tank. The pinhole is fixedly connected to a lower molding die in the water tank, a second ejector hole is formed on the lower molding die, an ejector is fixedly connected to an ejector plate, a second elevator is fixedly connected to the first ejector hole, an injection port bracket is fixedly connected to the second elevator, an injection port bracket is fixedly connected to an injection port, and an injection port branch pipe is fixedly connected to the injection port. This rubber sheet preforming equipment lacks a conveying mechanism after molding and demolding, and it is difficult to convey the molded rubber sheets in batches. At the same time, the pressing of the upper and lower ends may cause pressing deviation, affecting the production quality of rubber seals.

[0004] In view of the above problems, a preforming machine for producing rubber seals is proposed. Utility Model Content

[0005] The utility model aims to provide a preforming machine for the production of rubber seals, which solves the problem that the existing rubber sheet preforming equipment in the background technology lacks a conveying mechanism after molding and demolding, making it difficult to batch convey the molded rubber sheets, and at the same time, the pressing of the upper and lower ends may cause the pressing to deviate, thus affecting the production quality of the rubber seals.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a preforming machine for producing rubber sealing parts, comprising a fixing mechanism, one side of the fixing mechanism is connected to a movable pressing mechanism, one end of the fixing mechanism is fixedly provided with a rubber part supporting mechanism, one side of the rubber part supporting mechanism is movably connected with a material unloading conveying mechanism for unloading, the fixing mechanism comprises a U-shaped frame, a conveyor belt is sleeved on the U-shaped frame, a pressing cylinder is fixed to one end of the U-shaped frame, the pressing mechanism comprises a lifting and lowering pressure block connected to the output end of the pressing cylinder, an upper buffer assembly sleeved on both sides of the lifting and lowering pressure block, the rubber part supporting mechanism comprises a lower buffer mechanism pressed against the upper buffer assembly, a fixedly arranged support plate, and the unloading conveying mechanism comprises a unloading drive engaged in the interior of the support plate, and a downward moving block connected to one side of the unloading drive.

[0007] Preferably, the fixing mechanism further comprises guide rails connected to both ends of the U-shaped frame, and the guide rails are provided in four groups.

[0008] Preferably, a flat pressing plate is connected to the lower end of the lifting and lowering pressure block, and the contact surface between the flat pressing plate and the material discharge conveying mechanism is set to be a smooth surface.

[0009] Preferably, the upper buffer assembly includes a sleeve rod which is sleeved with the lifting and lowering pressure block, a spring is sleeved on the outer end of the sleeve rod, and a slot is connected to one end of the sleeve rod. A set of upper buffer assemblies consists of a set of slots, two sets of sleeve rods and springs.

[0010] Preferably, the rubber member bottom supporting mechanism further comprises a lower bracket connected to the U-shaped frame, the support plate and the lower bracket are fixed to each other, and side blocks connected to the lower buffer mechanism are arranged around the lower bracket.

[0011] Preferably, an oblique-mouth block is provided at the upper end of the lower buffer mechanism.

[0012] Preferably, the material unloading conveying mechanism further comprises a guide rail frame fixed to the support plate, and the guide rail frame is provided in two groups, and a material unloading drive is slidably provided between the two groups of the guide rail frames.

[0013] Preferably, a rubber groove is provided on the downward moving block.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a preforming machine for the production of rubber seals. Through the combination of a conveyor belt and a material unloading conveying mechanism, a guide rail frame in the material unloading conveying mechanism drives the lower block to move up and down to unload the material into the conveyor belt to complete batch conveying, thereby solving the problem that the existing rubber sheet preforming equipment lacks a conveying mechanism after molding and demolding, making it difficult to batch convey the molded rubber sheets.

[0016] 2. The utility model provides a preforming machine for the production of rubber seals. Through the matching arrangement of a pressing mechanism and a material feeding and conveying mechanism, a U-shaped frame is fixedly connected to a pressing cylinder. A conveyor belt is arranged at the lower end of a downward moving block to receive and convey the rubber piece outward. The pressing cylinder drives the lifting and lowering pressing block. Upper buffer assemblies are connected to both sides of the lifting and lowering pressing block. Two groups of upper buffer assemblies are arranged. The upper buffer assemblies have the same structure as the lower buffer mechanism to achieve buffering pressing. The support plate is fixed and the downward moving block shapes the rubber piece. The lifting and lowering pressing block is in the shape of a flat plate to prevent dislocation caused by pressing. This solves the problem that pressing on the upper and lower ends of existing rubber sheet preforming equipment may cause pressing offset, thereby affecting the production quality of rubber seals. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the fixing mechanism and the rubber member supporting mechanism of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the pressing mechanism, the rubber member supporting mechanism and the material feeding and conveying mechanism of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the rubber component bottom supporting mechanism and the material feeding and conveying mechanism of the utility model;

[0022] Figure 6 It is a structural schematic diagram of the material feeding and conveying mechanism of the utility model.

[0023] In the figure: 1. fixing mechanism; 11. U-shaped frame; 12. conveyor belt; 13. guide rail; 14. pressing cylinder; 2. pressing mechanism; 21. lifting and lowering block; 211. flat pressing plate; 22. upper buffer assembly; 221. sleeve rod; 222. spring; 223. slot; 3. rubber supporting mechanism; 31. lower bracket; 311. side block; 32. lower buffer mechanism; 321. oblique block; 33. support plate; 4. unloading conveying mechanism; 41. guide rail; 42. unloading drive; 43. lower moving block; 431. rubber slot. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0026] Combination Figure 1 The utility model discloses a preforming machine for producing rubber seals, comprising a fixing mechanism 1, one side of which is connected to a movable pressing mechanism 2, one end of which is fixedly provided with a rubber supporting mechanism 3, one side of which is movably connected with a material unloading conveying mechanism 4 for unloading, the fixing mechanism 1 comprises a U-shaped frame 11, a conveyor belt 12 is sleeved on the U-shaped frame 11, a pressing cylinder 14 is fixed to one end of the U-shaped frame 11, the pressing mechanism 2 comprises a lifting and lowering pressing block 21 connected to the output end of the pressing cylinder 14, an upper buffer assembly 22 sleeved on both sides of the lifting and lowering pressing block 21, the rubber supporting mechanism 3 comprises a lower buffer mechanism 32 pressed against the upper buffer assembly 22, a fixedly provided support plate 33, and the unloading conveying mechanism 4 comprises an unloading drive 42 engaged in the interior of the support plate 33, and a lower moving block 43 connected to one side of the unloading drive 42.

[0027] Specifically, the U-shaped frame 11 is fixedly connected to the pressing cylinder 14, and the conveyor belt 12 is arranged at the lower end of the lower block 43 to receive the rubber parts and convey them outward. The pressing cylinder 14 drives the lifting and lowering pressing block 21. The upper buffer components 22 are connected to the two sides of the lifting and lowering pressing block 21. The upper buffer components 22 are provided with two groups. The upper buffer components 22 and the lower buffer mechanism 32 have the same structure to achieve buffering pressing. The support plate 33 is fixed, and the lower block 43 shapes the rubber parts. The lifting and lowering pressing block 21 is flat-plate-shaped to prevent dislocation caused by pressing. The guide frame 41 in the unloading conveying mechanism 4 drives the lower block 43 to move up and down to unload into the conveyor belt 12 to complete batch transportation.

[0028] The utility model is further described below in conjunction with embodiments.

[0029] Embodiment 1:

[0030] Combination Figure 2-Figure 4 The fixing mechanism 1 also includes guide rails 13 connected to both ends of the U-shaped frame 11. The guide rails 13 are provided with four groups. The four groups of guide rails 13 are fixed to the U-shaped frame 11. The pressing mechanism 2 and the rubber supporting mechanism 3 penetrate the guide rails 13 and are sleeved.

[0031] The lower end of the lifting block 21 is connected to a flattening plate 211 , and the contact surface between the flattening plate 211 and the material feeding conveying mechanism 4 is set as a smooth surface. The setting of the smooth surface of the flattening plate 211 can better prevent the influence of misalignment on the molding of rubber parts.

[0032] The upper buffer assembly 22 includes a sleeve rod 221 which is mutually sleeved with the lifting and lowering pressure block 21. The outer end of the sleeve rod 221 is sleeved with a spring 222. One end of the sleeve rod 221 is connected to a slot 223. A set of upper buffer assemblies 22 is composed of a set of slots 223 and two sets of sleeve rods 221 and springs 222. The slots 223 and the lower buffer mechanism 32 are mutually plugged. The spring 222 and the sleeve rod 221 are combined to provide buffering for the extrusion between the pressing mechanism 2 and the rubber bottom supporting mechanism 3.

[0033] Embodiment 2:

[0034] Combination Figure 3-Figure 6 The rubber supporting mechanism 3 also includes a lower bracket 31 connected to the U-shaped frame 11, the support plate 33 and the lower bracket 31 are fixed to each other, and side blocks 311 connected to the lower buffer mechanism 32 are arranged around the lower bracket 31. The support plate 33 and the lower bracket 31 are connected to each other and are relatively stable. The side blocks 311 fix the lower buffer mechanism 32.

[0035] An oblique clamping block 321 is disposed at the upper end of the lower buffer mechanism 32 , and the oblique clamping block 321 can be mutually clamped with the clamping slot 223 to achieve lateral positioning.

[0036] The unloading conveying mechanism 4 also includes a guide frame 41 fixed to the support plate 33. There are two groups of guide frames 41. A unloading drive 42 is slidably arranged between the two groups of guide frames 41. The guide frame 41 provides guidance for the downward moving block 43. The unloading drive 42 can drive the downward moving block 43 to move along the guide frame 41 to facilitate unloading.

[0037] The downward moving block 43 is provided with a rubber groove 431 , and the rubber groove 431 is formed by the extrusion of the lifting and lowering pressing block 21 .

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A preforming machine for producing rubber seals, comprising a fixing mechanism (1), characterized in that: One side of the fixing mechanism (1) is connected to a movable pressing mechanism (2), one end of the fixing mechanism (1) is fixedly provided with a rubber supporting mechanism (3), and one side of the rubber supporting mechanism (3) is movably connected to a material unloading conveying mechanism (4) for unloading materials; The fixing mechanism (1) comprises a U-shaped frame (11), a conveyor belt (12) is sleeved on the U-shaped frame (11), a pressing cylinder (14) is fixed to one end of the U-shaped frame (11), the pressing mechanism (2) comprises a lifting and lowering pressure block (21) connected to the output end of the pressing cylinder (14), an upper buffer assembly (22) sleeved on both sides of the lifting and lowering pressure block (21), the rubber member supporting mechanism (3) comprises a lower buffer mechanism (32) pressed against the upper buffer assembly (22), a fixed support plate (33), and the unloading conveying mechanism (4) comprises an unloading drive (42) engaged in the interior of the support plate (33), and a lowering block (43) connected to one side of the unloading drive (42).

2. A preforming machine for producing rubber seals according to claim 1, characterized in that: The fixing mechanism (1) further comprises guide rail rods (13) arranged at both ends of the U-shaped frame (11), and four groups of the guide rail rods (13) are provided.

3. The preforming machine for producing rubber seals according to claim 1, characterized in that: The lower end of the lifting and lowering pressure block (21) is connected to a flattening plate (211), and the contact surface between the flattening plate (211) and the material discharge conveying mechanism (4) is set to be a smooth surface.

4. A preforming machine for producing rubber seals according to claim 1, characterized in that: The upper buffer assembly (22) comprises a sleeve rod (221) sleeved with the lifting and lowering pressure block (21); a spring (222) is sleeved on the outer end of the sleeve rod (221); one end of the sleeve rod (221) is connected to a clamping groove (223); a set of upper buffer assemblies (22) is composed of a set of clamping grooves (223) and two sets of sleeve rods (221) and springs (222).

5. The preforming machine for producing rubber seals according to claim 1, characterized in that: The rubber member supporting mechanism (3) further comprises a lower bracket (31) connected to the U-shaped frame (11); the supporting plate (33) and the lower bracket (31) are fixed to each other; and side blocks (311) connected to the lower buffer mechanism (32) are arranged around the lower bracket (31).

6. A preforming machine for producing rubber seals according to claim 1, characterized in that: An oblique-mouth clamping block (321) is provided at the upper end of the lower buffer mechanism (32).

7. A preforming machine for producing rubber seals according to claim 1, characterized in that: The material unloading conveying mechanism (4) further comprises a guide rail frame (41) fixed to the support plate (33), wherein two groups of the guide rail frames (41) are provided, and a material unloading drive (42) is slidably provided between the two groups of the guide rail frames (41).

8. The preforming machine for producing rubber seals according to claim 1, characterized in that: The downward moving block (43) is provided with a rubber groove (431).

Images